diff --git a/packages/grpc-native-core/.jshintignore b/packages/grpc-native-core/.jshintignore new file mode 100644 index 00000000..0a73e1e2 --- /dev/null +++ b/packages/grpc-native-core/.jshintignore @@ -0,0 +1 @@ +**/*_pb.js \ No newline at end of file diff --git a/packages/grpc-native-core/README.md b/packages/grpc-native-core/README.md new file mode 100644 index 00000000..3b98b978 --- /dev/null +++ b/packages/grpc-native-core/README.md @@ -0,0 +1,36 @@ +[![npm](https://img.shields.io/npm/v/grpc.svg)](https://www.npmjs.com/package/grpc) +# Node.js gRPC Library + +## PREREQUISITES +- `node`: This requires `node` to be installed, version `4.0` or above. If you instead have the `nodejs` executable on Debian, you should install the [`nodejs-legacy`](https://packages.debian.org/sid/nodejs-legacy) package. + +- **Note:** If you installed `node` via a package manager and the version is still less than `4.0`, try directly installing it from [nodejs.org](https://nodejs.org). + +## INSTALLATION + +Install the gRPC NPM package + +```sh +npm install grpc +``` + +## BUILD FROM SOURCE + 1. Clone [the grpc Git Repository](https://github.com/grpc/grpc). + 2. Run `npm install --build-from-source` from the repository root. + + - **Note:** On Windows, this might fail due to [nodejs issue #4932](https://github.com/nodejs/node/issues/4932) in which case, you will see something like the following in `npm install`'s output (towards the very beginning): + + ``` + .. + Building the projects in this solution one at a time. To enable parallel build, please add the "/m" switch. + WINDOWS_BUILD_WARNING + "..\IMPORTANT: Due to https:\github.com\nodejs\node\issues\4932, to build this library on Windows, you must first remove C:\Users\jenkins\.node-gyp\4.4.0\include\node\openssl" + ... + .. + ``` + + To fix this, you will have to delete the folder `C:\Users\\.node-gyp\\include\node\openssl` and retry `npm install` + + +## TESTING +To run the test suite, simply run `npm test` in the install location. diff --git a/packages/grpc-native-core/ext/byte_buffer.cc b/packages/grpc-native-core/ext/byte_buffer.cc new file mode 100644 index 00000000..1040f70d --- /dev/null +++ b/packages/grpc-native-core/ext/byte_buffer.cc @@ -0,0 +1,79 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include + +#include +#include +#include "grpc/byte_buffer_reader.h" +#include "grpc/grpc.h" +#include "grpc/slice.h" + +#include "byte_buffer.h" +#include "slice.h" + +namespace grpc { +namespace node { + +using Nan::Callback; +using Nan::MaybeLocal; + +using v8::Function; +using v8::Local; +using v8::Object; +using v8::Number; +using v8::Value; + +grpc_byte_buffer *BufferToByteBuffer(Local buffer) { + Nan::HandleScope scope; + grpc_slice slice = CreateSliceFromBuffer(buffer); + grpc_byte_buffer *byte_buffer(grpc_raw_byte_buffer_create(&slice, 1)); + grpc_slice_unref(slice); + return byte_buffer; +} + +namespace { +void delete_buffer(char *data, void *hint) { + grpc_slice *slice = static_cast(hint); + grpc_slice_unref(*slice); + delete slice; +} +} + +Local ByteBufferToBuffer(grpc_byte_buffer *buffer) { + Nan::EscapableHandleScope scope; + if (buffer == NULL) { + return scope.Escape(Nan::Null()); + } + grpc_byte_buffer_reader reader; + if (!grpc_byte_buffer_reader_init(&reader, buffer)) { + Nan::ThrowError("Error initializing byte buffer reader."); + return scope.Escape(Nan::Undefined()); + } + grpc_slice *slice = new grpc_slice; + *slice = grpc_byte_buffer_reader_readall(&reader); + grpc_byte_buffer_reader_destroy(&reader); + char *result = reinterpret_cast(GRPC_SLICE_START_PTR(*slice)); + size_t length = GRPC_SLICE_LENGTH(*slice); + Local buf = + Nan::NewBuffer(result, length, delete_buffer, slice).ToLocalChecked(); + return scope.Escape(buf); +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/byte_buffer.h b/packages/grpc-native-core/ext/byte_buffer.h new file mode 100644 index 00000000..62231476 --- /dev/null +++ b/packages/grpc-native-core/ext/byte_buffer.h @@ -0,0 +1,41 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef NET_GRPC_NODE_BYTE_BUFFER_H_ +#define NET_GRPC_NODE_BYTE_BUFFER_H_ + +#include + +#include +#include +#include "grpc/grpc.h" + +namespace grpc { +namespace node { + +/* Convert a Node.js Buffer to grpc_byte_buffer. Requires that + ::node::Buffer::HasInstance(buffer) */ +grpc_byte_buffer *BufferToByteBuffer(v8::Local buffer); + +/* Convert a grpc_byte_buffer to a Node.js Buffer */ +v8::Local ByteBufferToBuffer(grpc_byte_buffer *buffer); + +} // namespace node +} // namespace grpc + +#endif // NET_GRPC_NODE_BYTE_BUFFER_H_ diff --git a/packages/grpc-native-core/ext/call.cc b/packages/grpc-native-core/ext/call.cc new file mode 100644 index 00000000..26095a78 --- /dev/null +++ b/packages/grpc-native-core/ext/call.cc @@ -0,0 +1,815 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include +#include +#include + +#include + +#include "byte_buffer.h" +#include "call.h" +#include "call_credentials.h" +#include "channel.h" +#include "completion_queue.h" +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" +#include "grpc/support/alloc.h" +#include "grpc/support/log.h" +#include "grpc/support/time.h" +#include "slice.h" +#include "timeval.h" + +using std::unique_ptr; +using std::shared_ptr; +using std::vector; + +namespace grpc { +namespace node { + +using Nan::Callback; +using Nan::EscapableHandleScope; +using Nan::HandleScope; +using Nan::Maybe; +using Nan::MaybeLocal; +using Nan::ObjectWrap; +using Nan::Persistent; +using Nan::Utf8String; + +using v8::Array; +using v8::Boolean; +using v8::Exception; +using v8::External; +using v8::Function; +using v8::FunctionTemplate; +using v8::Integer; +using v8::Local; +using v8::Number; +using v8::Object; +using v8::ObjectTemplate; +using v8::Uint32; +using v8::String; +using v8::Value; + +Callback *Call::constructor; +Persistent Call::fun_tpl; + +/** + * Helper function for throwing errors with a grpc_call_error value. + * Modified from the answer by Gus Goose to + * http://stackoverflow.com/questions/31794200. + */ +Local nanErrorWithCode(const char *msg, grpc_call_error code) { + EscapableHandleScope scope; + Local err = Nan::Error(msg).As(); + Nan::Set(err, Nan::New("code").ToLocalChecked(), Nan::New(code)); + return scope.Escape(err); +} + +bool CreateMetadataArray(Local metadata, grpc_metadata_array *array) { + HandleScope scope; + Local keys = Nan::GetOwnPropertyNames(metadata).ToLocalChecked(); + for (unsigned int i = 0; i < keys->Length(); i++) { + Local current_key = + Nan::To(Nan::Get(keys, i).ToLocalChecked()).ToLocalChecked(); + Local value_array = Nan::Get(metadata, current_key).ToLocalChecked(); + if (!value_array->IsArray()) { + return false; + } + array->capacity += Local::Cast(value_array)->Length(); + } + array->metadata = reinterpret_cast( + gpr_zalloc(array->capacity * sizeof(grpc_metadata))); + for (unsigned int i = 0; i < keys->Length(); i++) { + Local current_key(Nan::To(keys->Get(i)).ToLocalChecked()); + Local values = + Local::Cast(Nan::Get(metadata, current_key).ToLocalChecked()); + grpc_slice key_slice = CreateSliceFromString(current_key); + grpc_slice key_intern_slice = grpc_slice_intern(key_slice); + grpc_slice_unref(key_slice); + for (unsigned int j = 0; j < values->Length(); j++) { + Local value = Nan::Get(values, j).ToLocalChecked(); + grpc_metadata *current = &array->metadata[array->count]; + current->key = key_intern_slice; + // Only allow binary headers for "-bin" keys + if (grpc_is_binary_header(key_intern_slice)) { + if (::node::Buffer::HasInstance(value)) { + current->value = CreateSliceFromBuffer(value); + } else { + return false; + } + } else { + if (value->IsString()) { + Local string_value = Nan::To(value).ToLocalChecked(); + current->value = CreateSliceFromString(string_value); + } else { + return false; + } + } + array->count += 1; + } + } + return true; +} + +void DestroyMetadataArray(grpc_metadata_array *array) { + for (size_t i = 0; i < array->count; i++) { + // Don't unref keys because they are interned + grpc_slice_unref(array->metadata[i].value); + } + grpc_metadata_array_destroy(array); +} + +Local ParseMetadata(const grpc_metadata_array *metadata_array) { + EscapableHandleScope scope; + grpc_metadata *metadata_elements = metadata_array->metadata; + size_t length = metadata_array->count; + Local metadata_object = Nan::New(); + for (unsigned int i = 0; i < length; i++) { + grpc_metadata *elem = &metadata_elements[i]; + // TODO(murgatroid99): Use zero-copy string construction instead + Local key_string = CopyStringFromSlice(elem->key); + Local array; + MaybeLocal maybe_array = Nan::Get(metadata_object, key_string); + if (maybe_array.IsEmpty() || !maybe_array.ToLocalChecked()->IsArray()) { + array = Nan::New(0); + Nan::Set(metadata_object, key_string, array); + } else { + array = Local::Cast(maybe_array.ToLocalChecked()); + } + if (grpc_is_binary_header(elem->key)) { + Nan::Set(array, array->Length(), CreateBufferFromSlice(elem->value)); + } else { + // TODO(murgatroid99): Use zero-copy string construction instead + Nan::Set(array, array->Length(), CopyStringFromSlice(elem->value)); + } + } + return scope.Escape(metadata_object); +} + +Local Op::GetOpType() const { + EscapableHandleScope scope; + return scope.Escape(Nan::New(GetTypeString()).ToLocalChecked()); +} + +Op::~Op() {} + +class SendMetadataOp : public Op { + public: + SendMetadataOp() { grpc_metadata_array_init(&send_metadata); } + ~SendMetadataOp() { DestroyMetadataArray(&send_metadata); } + Local GetNodeValue() const { + EscapableHandleScope scope; + return scope.Escape(Nan::True()); + } + bool ParseOp(Local value, grpc_op *out) { + if (!value->IsObject()) { + return false; + } + MaybeLocal maybe_metadata = Nan::To(value); + if (maybe_metadata.IsEmpty()) { + return false; + } + if (!CreateMetadataArray(maybe_metadata.ToLocalChecked(), &send_metadata)) { + return false; + } + out->data.send_initial_metadata.count = send_metadata.count; + out->data.send_initial_metadata.metadata = send_metadata.metadata; + return true; + } + bool IsFinalOp() { return false; } + void OnComplete(bool success) {} + + protected: + std::string GetTypeString() const { return "send_metadata"; } + + private: + grpc_metadata_array send_metadata; +}; + +class SendMessageOp : public Op { + public: + SendMessageOp() { send_message = NULL; } + ~SendMessageOp() { + if (send_message != NULL) { + grpc_byte_buffer_destroy(send_message); + } + } + Local GetNodeValue() const { + EscapableHandleScope scope; + return scope.Escape(Nan::True()); + } + bool ParseOp(Local value, grpc_op *out) { + if (!::node::Buffer::HasInstance(value)) { + return false; + } + Local object_value = Nan::To(value).ToLocalChecked(); + MaybeLocal maybe_flag_value = + Nan::Get(object_value, Nan::New("grpcWriteFlags").ToLocalChecked()); + if (!maybe_flag_value.IsEmpty()) { + Local flag_value = maybe_flag_value.ToLocalChecked(); + if (flag_value->IsUint32()) { + Maybe maybe_flag = Nan::To(flag_value); + out->flags = maybe_flag.FromMaybe(0) & GRPC_WRITE_USED_MASK; + } + } + send_message = BufferToByteBuffer(value); + out->data.send_message.send_message = send_message; + return true; + } + + bool IsFinalOp() { return false; } + void OnComplete(bool success) {} + + protected: + std::string GetTypeString() const { return "send_message"; } + + private: + grpc_byte_buffer *send_message; +}; + +class SendClientCloseOp : public Op { + public: + Local GetNodeValue() const { + EscapableHandleScope scope; + return scope.Escape(Nan::True()); + } + + bool ParseOp(Local value, grpc_op *out) { return true; } + bool IsFinalOp() { return false; } + void OnComplete(bool success) {} + + protected: + std::string GetTypeString() const { return "client_close"; } +}; + +class SendServerStatusOp : public Op { + public: + SendServerStatusOp() { + details = grpc_empty_slice(); + grpc_metadata_array_init(&status_metadata); + } + ~SendServerStatusOp() { + grpc_slice_unref(details); + DestroyMetadataArray(&status_metadata); + } + Local GetNodeValue() const { + EscapableHandleScope scope; + return scope.Escape(Nan::True()); + } + bool ParseOp(Local value, grpc_op *out) { + if (!value->IsObject()) { + return false; + } + Local server_status = Nan::To(value).ToLocalChecked(); + MaybeLocal maybe_metadata = + Nan::Get(server_status, Nan::New("metadata").ToLocalChecked()); + if (maybe_metadata.IsEmpty()) { + return false; + } + if (!maybe_metadata.ToLocalChecked()->IsObject()) { + return false; + } + Local metadata = + Nan::To(maybe_metadata.ToLocalChecked()).ToLocalChecked(); + MaybeLocal maybe_code = + Nan::Get(server_status, Nan::New("code").ToLocalChecked()); + if (maybe_code.IsEmpty()) { + return false; + } + if (!maybe_code.ToLocalChecked()->IsUint32()) { + return false; + } + uint32_t code = Nan::To(maybe_code.ToLocalChecked()).FromJust(); + MaybeLocal maybe_details = + Nan::Get(server_status, Nan::New("details").ToLocalChecked()); + if (maybe_details.IsEmpty()) { + return false; + } + if (!maybe_details.ToLocalChecked()->IsString()) { + return false; + } + Local details = + Nan::To(maybe_details.ToLocalChecked()).ToLocalChecked(); + if (!CreateMetadataArray(metadata, &status_metadata)) { + return false; + } + out->data.send_status_from_server.trailing_metadata_count = + status_metadata.count; + out->data.send_status_from_server.trailing_metadata = + status_metadata.metadata; + out->data.send_status_from_server.status = + static_cast(code); + this->details = CreateSliceFromString(details); + out->data.send_status_from_server.status_details = &this->details; + return true; + } + bool IsFinalOp() { return true; } + void OnComplete(bool success) {} + + protected: + std::string GetTypeString() const { return "send_status"; } + + private: + grpc_slice details; + grpc_metadata_array status_metadata; +}; + +class GetMetadataOp : public Op { + public: + GetMetadataOp() { grpc_metadata_array_init(&recv_metadata); } + + ~GetMetadataOp() { grpc_metadata_array_destroy(&recv_metadata); } + + Local GetNodeValue() const { + EscapableHandleScope scope; + return scope.Escape(ParseMetadata(&recv_metadata)); + } + + bool ParseOp(Local value, grpc_op *out) { + out->data.recv_initial_metadata.recv_initial_metadata = &recv_metadata; + return true; + } + bool IsFinalOp() { return false; } + void OnComplete(bool success) {} + + protected: + std::string GetTypeString() const { return "metadata"; } + + private: + grpc_metadata_array recv_metadata; +}; + +class ReadMessageOp : public Op { + public: + ReadMessageOp() { recv_message = NULL; } + ~ReadMessageOp() { + if (recv_message != NULL) { + grpc_byte_buffer_destroy(recv_message); + } + } + Local GetNodeValue() const { + EscapableHandleScope scope; + return scope.Escape(ByteBufferToBuffer(recv_message)); + } + + bool ParseOp(Local value, grpc_op *out) { + out->data.recv_message.recv_message = &recv_message; + return true; + } + bool IsFinalOp() { return false; } + void OnComplete(bool success) {} + + protected: + std::string GetTypeString() const { return "read"; } + + private: + grpc_byte_buffer *recv_message; +}; + +class ClientStatusOp : public Op { + public: + ClientStatusOp() { + grpc_metadata_array_init(&metadata_array); + status_details = grpc_empty_slice(); + } + + ~ClientStatusOp() { + grpc_metadata_array_destroy(&metadata_array); + grpc_slice_unref(status_details); + } + + bool ParseOp(Local value, grpc_op *out) { + out->data.recv_status_on_client.trailing_metadata = &metadata_array; + out->data.recv_status_on_client.status = &status; + out->data.recv_status_on_client.status_details = &status_details; + return true; + } + + Local GetNodeValue() const { + EscapableHandleScope scope; + Local status_obj = Nan::New(); + Nan::Set(status_obj, Nan::New("code").ToLocalChecked(), + Nan::New(status)); + Nan::Set(status_obj, Nan::New("details").ToLocalChecked(), + CopyStringFromSlice(status_details)); + Nan::Set(status_obj, Nan::New("metadata").ToLocalChecked(), + ParseMetadata(&metadata_array)); + return scope.Escape(status_obj); + } + bool IsFinalOp() { return true; } + void OnComplete(bool success) {} + + protected: + std::string GetTypeString() const { return "status"; } + + private: + grpc_metadata_array metadata_array; + grpc_status_code status; + grpc_slice status_details; +}; + +class ServerCloseResponseOp : public Op { + public: + Local GetNodeValue() const { + EscapableHandleScope scope; + return scope.Escape(Nan::New(cancelled)); + } + + bool ParseOp(Local value, grpc_op *out) { + out->data.recv_close_on_server.cancelled = &cancelled; + return true; + } + bool IsFinalOp() { return false; } + void OnComplete(bool success) {} + + protected: + std::string GetTypeString() const { return "cancelled"; } + + private: + int cancelled; +}; + +tag::tag(Callback *callback, OpVec *ops, Call *call, Local call_value) + : callback(callback), ops(ops), call(call) { + HandleScope scope; + call_persist.Reset(call_value); +} + +tag::~tag() { + delete callback; + delete ops; +} + +void CompleteTag(void *tag, const char *error_message) { + HandleScope scope; + struct tag *tag_struct = reinterpret_cast(tag); + Callback *callback = tag_struct->callback; + if (error_message == NULL) { + Local tag_obj = Nan::New(); + for (vector >::iterator it = tag_struct->ops->begin(); + it != tag_struct->ops->end(); ++it) { + Op *op_ptr = it->get(); + Nan::Set(tag_obj, op_ptr->GetOpType(), op_ptr->GetNodeValue()); + } + Local argv[] = {Nan::Null(), tag_obj}; + callback->Call(2, argv); + } else { + Local argv[] = {Nan::Error(error_message)}; + callback->Call(1, argv); + } + bool success = (error_message == NULL); + bool is_final_op = false; + for (vector >::iterator it = tag_struct->ops->begin(); + it != tag_struct->ops->end(); ++it) { + Op *op_ptr = it->get(); + op_ptr->OnComplete(success); + if (op_ptr->IsFinalOp()) { + is_final_op = true; + } + } + if (tag_struct->call == NULL) { + return; + } + tag_struct->call->CompleteBatch(is_final_op); +} + +void DestroyTag(void *tag) { + struct tag *tag_struct = reinterpret_cast(tag); + delete tag_struct; +} + +void Call::DestroyCall() { + if (this->wrapped_call != NULL) { + grpc_call_unref(this->wrapped_call); + this->wrapped_call = NULL; + } +} + +Call::Call(grpc_call *call) + : wrapped_call(call), pending_batches(0), has_final_op_completed(false) { + peer = grpc_call_get_peer(call); +} + +Call::~Call() { + DestroyCall(); + gpr_free(peer); +} + +void Call::Init(Local exports) { + HandleScope scope; + Local tpl = Nan::New(New); + tpl->SetClassName(Nan::New("Call").ToLocalChecked()); + tpl->InstanceTemplate()->SetInternalFieldCount(1); + Nan::SetPrototypeMethod(tpl, "startBatch", StartBatch); + Nan::SetPrototypeMethod(tpl, "cancel", Cancel); + Nan::SetPrototypeMethod(tpl, "cancelWithStatus", CancelWithStatus); + Nan::SetPrototypeMethod(tpl, "getPeer", GetPeer); + Nan::SetPrototypeMethod(tpl, "setCredentials", SetCredentials); + fun_tpl.Reset(tpl); + Local ctr = Nan::GetFunction(tpl).ToLocalChecked(); + Nan::Set(exports, Nan::New("Call").ToLocalChecked(), ctr); + constructor = new Callback(ctr); +} + +bool Call::HasInstance(Local val) { + HandleScope scope; + return Nan::New(fun_tpl)->HasInstance(val); +} + +Local Call::WrapStruct(grpc_call *call) { + EscapableHandleScope scope; + if (call == NULL) { + return scope.Escape(Nan::Null()); + } + const int argc = 1; + Local argv[argc] = { + Nan::New(reinterpret_cast(call))}; + MaybeLocal maybe_instance = + Nan::NewInstance(constructor->GetFunction(), argc, argv); + if (maybe_instance.IsEmpty()) { + return scope.Escape(Nan::Null()); + } else { + return scope.Escape(maybe_instance.ToLocalChecked()); + } +} + +void Call::CompleteBatch(bool is_final_op) { + if (is_final_op) { + this->has_final_op_completed = true; + } + this->pending_batches--; + if (this->has_final_op_completed && this->pending_batches == 0) { + this->DestroyCall(); + } +} + +NAN_METHOD(Call::New) { + /* Arguments: + * 0: Channel to make the call on + * 1: Method + * 2: Deadline + * 3: host + * 4: parent Call + * 5: propagation flags + */ + if (info.IsConstructCall()) { + Call *call; + if (info[0]->IsExternal()) { + Local ext = info[0].As(); + // This option is used for wrapping an existing call + grpc_call *call_value = reinterpret_cast(ext->Value()); + call = new Call(call_value); + } else { + if (!Channel::HasInstance(info[0])) { + return Nan::ThrowTypeError("Call's first argument must be a Channel"); + } + if (!info[1]->IsString()) { + return Nan::ThrowTypeError("Call's second argument must be a string"); + } + if (!(info[2]->IsNumber() || info[2]->IsDate())) { + return Nan::ThrowTypeError( + "Call's third argument must be a date or a number"); + } + // These arguments are at the end because they are optional + grpc_call *parent_call = NULL; + if (Call::HasInstance(info[4])) { + Call *parent_obj = + ObjectWrap::Unwrap(Nan::To(info[4]).ToLocalChecked()); + parent_call = parent_obj->wrapped_call; + } else if (!(info[4]->IsUndefined() || info[4]->IsNull())) { + return Nan::ThrowTypeError( + "Call's fifth argument must be another call, if provided"); + } + uint32_t propagate_flags = GRPC_PROPAGATE_DEFAULTS; + if (info[5]->IsUint32()) { + propagate_flags = Nan::To(info[5]).FromJust(); + } else if (!(info[5]->IsUndefined() || info[5]->IsNull())) { + return Nan::ThrowTypeError( + "Call's sixth argument must be propagate flags, if provided"); + } + Local channel_object = Nan::To(info[0]).ToLocalChecked(); + Channel *channel = ObjectWrap::Unwrap(channel_object); + if (channel->GetWrappedChannel() == NULL) { + return Nan::ThrowError("Call cannot be created from a closed channel"); + } + double deadline = Nan::To(info[2]).FromJust(); + grpc_channel *wrapped_channel = channel->GetWrappedChannel(); + grpc_call *wrapped_call; + grpc_slice method = + CreateSliceFromString(Nan::To(info[1]).ToLocalChecked()); + if (info[3]->IsString()) { + grpc_slice *host = new grpc_slice; + *host = + CreateSliceFromString(Nan::To(info[3]).ToLocalChecked()); + wrapped_call = grpc_channel_create_call( + wrapped_channel, parent_call, propagate_flags, GetCompletionQueue(), + method, host, MillisecondsToTimespec(deadline), NULL); + delete host; + } else if (info[3]->IsUndefined() || info[3]->IsNull()) { + wrapped_call = grpc_channel_create_call( + wrapped_channel, parent_call, propagate_flags, GetCompletionQueue(), + method, NULL, MillisecondsToTimespec(deadline), NULL); + } else { + return Nan::ThrowTypeError("Call's fourth argument must be a string"); + } + grpc_slice_unref(method); + call = new Call(wrapped_call); + Nan::Set(info.This(), Nan::New("channel_").ToLocalChecked(), + channel_object); + } + call->Wrap(info.This()); + info.GetReturnValue().Set(info.This()); + } else { + const int argc = 4; + Local argv[argc] = {info[0], info[1], info[2], info[3]}; + MaybeLocal maybe_instance = + Nan::NewInstance(constructor->GetFunction(), argc, argv); + if (maybe_instance.IsEmpty()) { + // There's probably a pending exception + return; + } else { + info.GetReturnValue().Set(maybe_instance.ToLocalChecked()); + } + } +} + +NAN_METHOD(Call::StartBatch) { + if (!Call::HasInstance(info.This())) { + return Nan::ThrowTypeError("startBatch can only be called on Call objects"); + } + if (!info[0]->IsObject()) { + return Nan::ThrowError("startBatch's first argument must be an object"); + } + if (!info[1]->IsFunction()) { + return Nan::ThrowError("startBatch's second argument must be a callback"); + } + Local callback_func = info[1].As(); + Call *call = ObjectWrap::Unwrap(info.This()); + if (call->wrapped_call == NULL) { + /* This implies that the call has completed and has been destroyed. To + * emulate + * previous behavior, we should call the callback immediately with an error, + * as though the batch had failed in core */ + Local argv[] = { + Nan::Error("The async function failed because the call has completed")}; + Nan::Call(callback_func, Nan::New(), 1, argv); + return; + } + Local obj = Nan::To(info[0]).ToLocalChecked(); + Local keys = Nan::GetOwnPropertyNames(obj).ToLocalChecked(); + size_t nops = keys->Length(); + vector ops(nops); + unique_ptr op_vector(new OpVec()); + for (unsigned int i = 0; i < nops; i++) { + unique_ptr op; + MaybeLocal maybe_key = Nan::Get(keys, i); + if (maybe_key.IsEmpty() || (!maybe_key.ToLocalChecked()->IsUint32())) { + return Nan::ThrowError( + "startBatch's first argument's keys must be integers"); + } + uint32_t type = Nan::To(maybe_key.ToLocalChecked()).FromJust(); + ops[i].op = static_cast(type); + ops[i].flags = 0; + ops[i].reserved = NULL; + switch (type) { + case GRPC_OP_SEND_INITIAL_METADATA: + op.reset(new SendMetadataOp()); + break; + case GRPC_OP_SEND_MESSAGE: + op.reset(new SendMessageOp()); + break; + case GRPC_OP_SEND_CLOSE_FROM_CLIENT: + op.reset(new SendClientCloseOp()); + break; + case GRPC_OP_SEND_STATUS_FROM_SERVER: + op.reset(new SendServerStatusOp()); + break; + case GRPC_OP_RECV_INITIAL_METADATA: + op.reset(new GetMetadataOp()); + break; + case GRPC_OP_RECV_MESSAGE: + op.reset(new ReadMessageOp()); + break; + case GRPC_OP_RECV_STATUS_ON_CLIENT: + op.reset(new ClientStatusOp()); + break; + case GRPC_OP_RECV_CLOSE_ON_SERVER: + op.reset(new ServerCloseResponseOp()); + break; + default: + return Nan::ThrowError("Argument object had an unrecognized key"); + } + if (!op->ParseOp(obj->Get(type), &ops[i])) { + return Nan::ThrowTypeError("Incorrectly typed arguments to startBatch"); + } + op_vector->push_back(std::move(op)); + } + Callback *callback = new Callback(callback_func); + grpc_call_error error = grpc_call_start_batch( + call->wrapped_call, &ops[0], nops, + new struct tag(callback, op_vector.release(), call, info.This()), NULL); + if (error != GRPC_CALL_OK) { + return Nan::ThrowError(nanErrorWithCode("startBatch failed", error)); + } + call->pending_batches++; + CompletionQueueNext(); +} + +NAN_METHOD(Call::Cancel) { + if (!Call::HasInstance(info.This())) { + return Nan::ThrowTypeError("cancel can only be called on Call objects"); + } + Call *call = ObjectWrap::Unwrap(info.This()); + if (call->wrapped_call == NULL) { + /* Cancel is supposed to be idempotent. If the call has already finished, + * cancel should just complete silently */ + return; + } + grpc_call_error error = grpc_call_cancel(call->wrapped_call, NULL); + if (error != GRPC_CALL_OK) { + return Nan::ThrowError(nanErrorWithCode("cancel failed", error)); + } +} + +NAN_METHOD(Call::CancelWithStatus) { + Nan::HandleScope scope; + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError("cancel can only be called on Call objects"); + } + if (!info[0]->IsUint32()) { + return Nan::ThrowTypeError( + "cancelWithStatus's first argument must be a status code"); + } + if (!info[1]->IsString()) { + return Nan::ThrowTypeError( + "cancelWithStatus's second argument must be a string"); + } + Call *call = ObjectWrap::Unwrap(info.This()); + if (call->wrapped_call == NULL) { + /* Cancel is supposed to be idempotent. If the call has already finished, + * cancel should just complete silently */ + return; + } + grpc_status_code code = + static_cast(Nan::To(info[0]).FromJust()); + if (code == GRPC_STATUS_OK) { + return Nan::ThrowRangeError( + "cancelWithStatus cannot be called with OK status"); + } + Utf8String details(info[1]); + grpc_call_cancel_with_status(call->wrapped_call, code, *details, NULL); +} + +NAN_METHOD(Call::GetPeer) { + Nan::HandleScope scope; + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError("getPeer can only be called on Call objects"); + } + Call *call = ObjectWrap::Unwrap(info.This()); + Local peer_value = Nan::New(call->peer).ToLocalChecked(); + info.GetReturnValue().Set(peer_value); +} + +NAN_METHOD(Call::SetCredentials) { + Nan::HandleScope scope; + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError( + "setCredentials can only be called on Call objects"); + } + if (!CallCredentials::HasInstance(info[0])) { + return Nan::ThrowTypeError( + "setCredentials' first argument must be a CallCredentials"); + } + Call *call = ObjectWrap::Unwrap(info.This()); + if (call->wrapped_call == NULL) { + return Nan::ThrowError( + "Cannot set credentials on a call that has already started"); + } + CallCredentials *creds_object = ObjectWrap::Unwrap( + Nan::To(info[0]).ToLocalChecked()); + grpc_call_credentials *creds = creds_object->GetWrappedCredentials(); + grpc_call_error error = GRPC_CALL_ERROR; + if (creds) { + error = grpc_call_set_credentials(call->wrapped_call, creds); + } + info.GetReturnValue().Set(Nan::New(error)); +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/call.h b/packages/grpc-native-core/ext/call.h new file mode 100644 index 00000000..50248c0b --- /dev/null +++ b/packages/grpc-native-core/ext/call.h @@ -0,0 +1,119 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef NET_GRPC_NODE_CALL_H_ +#define NET_GRPC_NODE_CALL_H_ + +#include +#include + +#include +#include +#include "grpc/grpc.h" +#include "grpc/support/log.h" + +#include "channel.h" + +namespace grpc { +namespace node { + +using std::unique_ptr; +using std::shared_ptr; + +v8::Local nanErrorWithCode(const char *msg, grpc_call_error code); + +v8::Local ParseMetadata(const grpc_metadata_array *metadata_array); + +bool CreateMetadataArray(v8::Local metadata, + grpc_metadata_array *array); + +void DestroyMetadataArray(grpc_metadata_array *array); + +/* Wrapper class for grpc_call structs. */ +class Call : public Nan::ObjectWrap { + public: + static void Init(v8::Local exports); + static bool HasInstance(v8::Local val); + /* Wrap a grpc_call struct in a javascript object */ + static v8::Local WrapStruct(grpc_call *call); + + void CompleteBatch(bool is_final_op); + + private: + explicit Call(grpc_call *call); + ~Call(); + + // Prevent copying + Call(const Call &); + Call &operator=(const Call &); + + void DestroyCall(); + + static NAN_METHOD(New); + static NAN_METHOD(StartBatch); + static NAN_METHOD(Cancel); + static NAN_METHOD(CancelWithStatus); + static NAN_METHOD(GetPeer); + static NAN_METHOD(SetCredentials); + static Nan::Callback *constructor; + // Used for typechecking instances of this javascript class + static Nan::Persistent fun_tpl; + + grpc_call *wrapped_call; + // The number of ops that were started but not completed on this call + int pending_batches; + /* Indicates whether the "final" op on a call has completed. For a client + call, this is GRPC_OP_RECV_STATUS_ON_CLIENT and for a server call, this + is GRPC_OP_SEND_STATUS_FROM_SERVER */ + bool has_final_op_completed; + char *peer; +}; + +class Op { + public: + virtual v8::Local GetNodeValue() const = 0; + virtual bool ParseOp(v8::Local value, grpc_op *out) = 0; + virtual ~Op(); + v8::Local GetOpType() const; + virtual bool IsFinalOp() = 0; + virtual void OnComplete(bool success) = 0; + + protected: + virtual std::string GetTypeString() const = 0; +}; + +typedef std::vector> OpVec; +struct tag { + tag(Nan::Callback *callback, OpVec *ops, Call *call, + v8::Local call_value); + ~tag(); + Nan::Callback *callback; + OpVec *ops; + Call *call; + Nan::Persistent> + call_persist; +}; + +void DestroyTag(void *tag); + +void CompleteTag(void *tag, const char *error_message); + +} // namespace node +} // namespace grpc + +#endif // NET_GRPC_NODE_CALL_H_ diff --git a/packages/grpc-native-core/ext/call_credentials.cc b/packages/grpc-native-core/ext/call_credentials.cc new file mode 100644 index 00000000..4cf3e565 --- /dev/null +++ b/packages/grpc-native-core/ext/call_credentials.cc @@ -0,0 +1,272 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include +#include +#include + +#include + +#include "call.h" +#include "call_credentials.h" +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" +#include "grpc/support/log.h" + +namespace grpc { +namespace node { + +using Nan::Callback; +using Nan::EscapableHandleScope; +using Nan::HandleScope; +using Nan::Maybe; +using Nan::MaybeLocal; +using Nan::ObjectWrap; +using Nan::Persistent; +using Nan::Utf8String; + +using v8::Exception; +using v8::External; +using v8::Function; +using v8::FunctionTemplate; +using v8::Integer; +using v8::Local; +using v8::Object; +using v8::ObjectTemplate; +using v8::Value; + +Nan::Callback *CallCredentials::constructor; +Persistent CallCredentials::fun_tpl; + +static Callback *plugin_callback; + +CallCredentials::CallCredentials(grpc_call_credentials *credentials) + : wrapped_credentials(credentials) {} + +CallCredentials::~CallCredentials() { + grpc_call_credentials_release(wrapped_credentials); +} + +void CallCredentials::Init(Local exports) { + HandleScope scope; + Local tpl = Nan::New(New); + tpl->SetClassName(Nan::New("CallCredentials").ToLocalChecked()); + tpl->InstanceTemplate()->SetInternalFieldCount(1); + Nan::SetPrototypeMethod(tpl, "compose", Compose); + fun_tpl.Reset(tpl); + Local ctr = Nan::GetFunction(tpl).ToLocalChecked(); + Nan::Set(ctr, Nan::New("createFromPlugin").ToLocalChecked(), + Nan::GetFunction(Nan::New(CreateFromPlugin)) + .ToLocalChecked()); + Nan::Set(exports, Nan::New("CallCredentials").ToLocalChecked(), ctr); + constructor = new Nan::Callback(ctr); + + Local callback_tpl = + Nan::New(PluginCallback); + plugin_callback = + new Callback(Nan::GetFunction(callback_tpl).ToLocalChecked()); +} + +bool CallCredentials::HasInstance(Local val) { + HandleScope scope; + return Nan::New(fun_tpl)->HasInstance(val); +} + +Local CallCredentials::WrapStruct(grpc_call_credentials *credentials) { + EscapableHandleScope scope; + const int argc = 1; + if (credentials == NULL) { + return scope.Escape(Nan::Null()); + } + Local argv[argc] = { + Nan::New(reinterpret_cast(credentials))}; + MaybeLocal maybe_instance = + Nan::NewInstance(constructor->GetFunction(), argc, argv); + if (maybe_instance.IsEmpty()) { + return scope.Escape(Nan::Null()); + } else { + return scope.Escape(maybe_instance.ToLocalChecked()); + } +} + +grpc_call_credentials *CallCredentials::GetWrappedCredentials() { + return wrapped_credentials; +} + +NAN_METHOD(CallCredentials::New) { + if (info.IsConstructCall()) { + if (!info[0]->IsExternal()) { + return Nan::ThrowTypeError( + "CallCredentials can only be created with the provided functions"); + } + Local ext = info[0].As(); + grpc_call_credentials *creds_value = + reinterpret_cast(ext->Value()); + CallCredentials *credentials = new CallCredentials(creds_value); + credentials->Wrap(info.This()); + info.GetReturnValue().Set(info.This()); + return; + } else { + // This should never be called directly + return Nan::ThrowTypeError( + "CallCredentials can only be created with the provided functions"); + } +} + +NAN_METHOD(CallCredentials::Compose) { + if (!CallCredentials::HasInstance(info.This())) { + return Nan::ThrowTypeError( + "compose can only be called on CallCredentials objects"); + } + if (!CallCredentials::HasInstance(info[0])) { + return Nan::ThrowTypeError( + "compose's first argument must be a CallCredentials object"); + } + CallCredentials *self = ObjectWrap::Unwrap(info.This()); + CallCredentials *other = ObjectWrap::Unwrap( + Nan::To(info[0]).ToLocalChecked()); + grpc_call_credentials *creds = grpc_composite_call_credentials_create( + self->wrapped_credentials, other->wrapped_credentials, NULL); + info.GetReturnValue().Set(WrapStruct(creds)); +} + +NAN_METHOD(CallCredentials::CreateFromPlugin) { + if (!info[0]->IsFunction()) { + return Nan::ThrowTypeError( + "createFromPlugin's argument must be a function"); + } + grpc_metadata_credentials_plugin plugin; + plugin_state *state = new plugin_state; + state->callback = new Nan::Callback(info[0].As()); + state->pending_callbacks = new std::queue(); + uv_mutex_init(&state->plugin_mutex); + uv_async_init(uv_default_loop(), &state->plugin_async, SendPluginCallback); + uv_unref((uv_handle_t *)&state->plugin_async); + + state->plugin_async.data = state; + + plugin.get_metadata = plugin_get_metadata; + plugin.destroy = plugin_destroy_state; + plugin.state = reinterpret_cast(state); + plugin.type = ""; + grpc_call_credentials *creds = + grpc_metadata_credentials_create_from_plugin(plugin, NULL); + info.GetReturnValue().Set(WrapStruct(creds)); +} + +NAN_METHOD(PluginCallback) { + // Arguments: status code, error details, metadata + if (!info[0]->IsUint32()) { + return Nan::ThrowTypeError( + "The callback's first argument must be a status code"); + } + if (!info[1]->IsString()) { + return Nan::ThrowTypeError( + "The callback's second argument must be a string"); + } + if (!info[2]->IsObject()) { + return Nan::ThrowTypeError( + "The callback's third argument must be an object"); + } + if (!info[3]->IsObject()) { + return Nan::ThrowTypeError( + "The callback's fourth argument must be an object"); + } + grpc_status_code code = + static_cast(Nan::To(info[0]).FromJust()); + Utf8String details_utf8_str(info[1]); + char *details = *details_utf8_str; + grpc_metadata_array array; + grpc_metadata_array_init(&array); + Local callback_data = Nan::To(info[3]).ToLocalChecked(); + if (!CreateMetadataArray(Nan::To(info[2]).ToLocalChecked(), &array)) { + return Nan::ThrowError("Failed to parse metadata"); + } + grpc_credentials_plugin_metadata_cb cb = + reinterpret_cast( + Nan::Get(callback_data, Nan::New("cb").ToLocalChecked()) + .ToLocalChecked() + .As() + ->Value()); + void *user_data = + Nan::Get(callback_data, Nan::New("user_data").ToLocalChecked()) + .ToLocalChecked() + .As() + ->Value(); + cb(user_data, array.metadata, array.count, code, details); + DestroyMetadataArray(&array); +} + +NAUV_WORK_CB(SendPluginCallback) { + Nan::HandleScope scope; + plugin_state *state = reinterpret_cast(async->data); + std::queue callbacks; + uv_mutex_lock(&state->plugin_mutex); + state->pending_callbacks->swap(callbacks); + uv_mutex_unlock(&state->plugin_mutex); + while (!callbacks.empty()) { + plugin_callback_data *data = callbacks.front(); + callbacks.pop(); + Local callback_data = Nan::New(); + Nan::Set(callback_data, Nan::New("cb").ToLocalChecked(), + Nan::New(reinterpret_cast(data->cb))); + Nan::Set(callback_data, Nan::New("user_data").ToLocalChecked(), + Nan::New(data->user_data)); + const int argc = 3; + v8::Local argv[argc] = { + Nan::New(data->service_url).ToLocalChecked(), callback_data, + // Get Local from Nan::Callback* + **plugin_callback}; + Nan::Callback *callback = state->callback; + callback->Call(argc, argv); + delete data; + } +} + +void plugin_get_metadata(void *state, grpc_auth_metadata_context context, + grpc_credentials_plugin_metadata_cb cb, + void *user_data) { + plugin_state *p_state = reinterpret_cast(state); + plugin_callback_data *data = new plugin_callback_data; + data->service_url = context.service_url; + data->cb = cb; + data->user_data = user_data; + + uv_mutex_lock(&p_state->plugin_mutex); + p_state->pending_callbacks->push(data); + uv_mutex_unlock(&p_state->plugin_mutex); + + uv_async_send(&p_state->plugin_async); +} + +void plugin_uv_close_cb(uv_handle_t *handle) { + uv_async_t *async = reinterpret_cast(handle); + plugin_state *state = reinterpret_cast(async->data); + uv_mutex_destroy(&state->plugin_mutex); + delete state->pending_callbacks; + delete state->callback; + delete state; +} + +void plugin_destroy_state(void *ptr) { + plugin_state *state = reinterpret_cast(ptr); + uv_close((uv_handle_t *)&state->plugin_async, plugin_uv_close_cb); +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/call_credentials.h b/packages/grpc-native-core/ext/call_credentials.h new file mode 100644 index 00000000..adcff845 --- /dev/null +++ b/packages/grpc-native-core/ext/call_credentials.h @@ -0,0 +1,91 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef GRPC_NODE_CALL_CREDENTIALS_H_ +#define GRPC_NODE_CALL_CREDENTIALS_H_ + +#include + +#include +#include +#include +#include "grpc/grpc_security.h" + +namespace grpc { +namespace node { + +class CallCredentials : public Nan::ObjectWrap { + public: + static void Init(v8::Local exports); + static bool HasInstance(v8::Local val); + /* Wrap a grpc_call_credentials struct in a javascript object */ + static v8::Local WrapStruct(grpc_call_credentials *credentials); + + /* Returns the grpc_call_credentials struct that this object wraps */ + grpc_call_credentials *GetWrappedCredentials(); + + private: + explicit CallCredentials(grpc_call_credentials *credentials); + ~CallCredentials(); + + // Prevent copying + CallCredentials(const CallCredentials &); + CallCredentials &operator=(const CallCredentials &); + + static NAN_METHOD(New); + static NAN_METHOD(CreateSsl); + static NAN_METHOD(CreateFromPlugin); + + static NAN_METHOD(Compose); + static Nan::Callback *constructor; + // Used for typechecking instances of this javascript class + static Nan::Persistent fun_tpl; + + grpc_call_credentials *wrapped_credentials; +}; + +/* Auth metadata plugin functionality */ + +typedef struct plugin_callback_data { + const char *service_url; + grpc_credentials_plugin_metadata_cb cb; + void *user_data; +} plugin_callback_data; + +typedef struct plugin_state { + Nan::Callback *callback; + std::queue *pending_callbacks; + uv_mutex_t plugin_mutex; + // async.data == this + uv_async_t plugin_async; +} plugin_state; + +void plugin_get_metadata(void *state, grpc_auth_metadata_context context, + grpc_credentials_plugin_metadata_cb cb, + void *user_data); + +void plugin_destroy_state(void *state); + +NAN_METHOD(PluginCallback); + +NAUV_WORK_CB(SendPluginCallback); + +} // namespace node +} // namepsace grpc + +#endif // GRPC_NODE_CALL_CREDENTIALS_H_ diff --git a/packages/grpc-native-core/ext/channel.cc b/packages/grpc-native-core/ext/channel.cc new file mode 100644 index 00000000..fc085fa0 --- /dev/null +++ b/packages/grpc-native-core/ext/channel.cc @@ -0,0 +1,272 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include + +#include "grpc/support/log.h" + +#include +#include +#include "call.h" +#include "channel.h" +#include "channel_credentials.h" +#include "completion_queue.h" +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" +#include "timeval.h" + +namespace grpc { +namespace node { + +using Nan::Callback; +using Nan::EscapableHandleScope; +using Nan::HandleScope; +using Nan::Maybe; +using Nan::MaybeLocal; +using Nan::ObjectWrap; +using Nan::Persistent; +using Nan::Utf8String; + +using v8::Array; +using v8::Exception; +using v8::Function; +using v8::FunctionTemplate; +using v8::Integer; +using v8::Local; +using v8::Number; +using v8::Object; +using v8::String; +using v8::Value; + +Callback *Channel::constructor; +Persistent Channel::fun_tpl; + +bool ParseChannelArgs(Local args_val, + grpc_channel_args **channel_args_ptr) { + if (args_val->IsUndefined() || args_val->IsNull()) { + *channel_args_ptr = NULL; + return true; + } + if (!args_val->IsObject()) { + *channel_args_ptr = NULL; + return false; + } + grpc_channel_args *channel_args = + reinterpret_cast(malloc(sizeof(grpc_channel_args))); + *channel_args_ptr = channel_args; + Local args_hash = Nan::To(args_val).ToLocalChecked(); + Local keys = Nan::GetOwnPropertyNames(args_hash).ToLocalChecked(); + channel_args->num_args = keys->Length(); + channel_args->args = reinterpret_cast( + calloc(channel_args->num_args, sizeof(grpc_arg))); + for (unsigned int i = 0; i < channel_args->num_args; i++) { + Local key = Nan::Get(keys, i).ToLocalChecked(); + Utf8String key_str(key); + if (*key_str == NULL) { + // Key string onversion failed + return false; + } + Local value = Nan::Get(args_hash, key).ToLocalChecked(); + if (value->IsInt32()) { + channel_args->args[i].type = GRPC_ARG_INTEGER; + channel_args->args[i].value.integer = Nan::To(value).FromJust(); + } else if (value->IsString()) { + Utf8String val_str(value); + channel_args->args[i].type = GRPC_ARG_STRING; + channel_args->args[i].value.string = + reinterpret_cast(calloc(val_str.length() + 1, sizeof(char))); + memcpy(channel_args->args[i].value.string, *val_str, + val_str.length() + 1); + } else { + // The value does not match either of the accepted types + return false; + } + channel_args->args[i].key = + reinterpret_cast(calloc(key_str.length() + 1, sizeof(char))); + memcpy(channel_args->args[i].key, *key_str, key_str.length() + 1); + } + return true; +} + +void DeallocateChannelArgs(grpc_channel_args *channel_args) { + if (channel_args == NULL) { + return; + } + for (size_t i = 0; i < channel_args->num_args; i++) { + if (channel_args->args[i].key == NULL) { + /* NULL key implies that this argument and all subsequent arguments failed + * to parse */ + break; + } + free(channel_args->args[i].key); + if (channel_args->args[i].type == GRPC_ARG_STRING) { + free(channel_args->args[i].value.string); + } + } + free(channel_args->args); + free(channel_args); +} + +Channel::Channel(grpc_channel *channel) : wrapped_channel(channel) {} + +Channel::~Channel() { + gpr_log(GPR_DEBUG, "Destroying channel"); + if (wrapped_channel != NULL) { + grpc_channel_destroy(wrapped_channel); + } +} + +void Channel::Init(Local exports) { + Nan::HandleScope scope; + Local tpl = Nan::New(New); + tpl->SetClassName(Nan::New("Channel").ToLocalChecked()); + tpl->InstanceTemplate()->SetInternalFieldCount(1); + Nan::SetPrototypeMethod(tpl, "close", Close); + Nan::SetPrototypeMethod(tpl, "getTarget", GetTarget); + Nan::SetPrototypeMethod(tpl, "getConnectivityState", GetConnectivityState); + Nan::SetPrototypeMethod(tpl, "watchConnectivityState", + WatchConnectivityState); + fun_tpl.Reset(tpl); + Local ctr = Nan::GetFunction(tpl).ToLocalChecked(); + Nan::Set(exports, Nan::New("Channel").ToLocalChecked(), ctr); + constructor = new Callback(ctr); +} + +bool Channel::HasInstance(Local val) { + HandleScope scope; + return Nan::New(fun_tpl)->HasInstance(val); +} + +grpc_channel *Channel::GetWrappedChannel() { return this->wrapped_channel; } + +NAN_METHOD(Channel::New) { + if (info.IsConstructCall()) { + if (!info[0]->IsString()) { + return Nan::ThrowTypeError( + "Channel expects a string, a credential and an object"); + } + grpc_channel *wrapped_channel; + // Owned by the Channel object + Utf8String host(info[0]); + grpc_channel_credentials *creds; + if (!ChannelCredentials::HasInstance(info[1])) { + return Nan::ThrowTypeError( + "Channel's second argument must be a ChannelCredentials"); + } + ChannelCredentials *creds_object = ObjectWrap::Unwrap( + Nan::To(info[1]).ToLocalChecked()); + creds = creds_object->GetWrappedCredentials(); + grpc_channel_args *channel_args_ptr = NULL; + if (!ParseChannelArgs(info[2], &channel_args_ptr)) { + DeallocateChannelArgs(channel_args_ptr); + return Nan::ThrowTypeError( + "Channel options must be an object with " + "string keys and integer or string values"); + } + if (creds == NULL) { + wrapped_channel = + grpc_insecure_channel_create(*host, channel_args_ptr, NULL); + } else { + wrapped_channel = + grpc_secure_channel_create(creds, *host, channel_args_ptr, NULL); + } + DeallocateChannelArgs(channel_args_ptr); + Channel *channel = new Channel(wrapped_channel); + channel->Wrap(info.This()); + info.GetReturnValue().Set(info.This()); + return; + } else { + const int argc = 3; + Local argv[argc] = {info[0], info[1], info[2]}; + MaybeLocal maybe_instance = + Nan::NewInstance(constructor->GetFunction(), argc, argv); + if (maybe_instance.IsEmpty()) { + // There's probably a pending exception + return; + } else { + info.GetReturnValue().Set(maybe_instance.ToLocalChecked()); + } + } +} + +NAN_METHOD(Channel::Close) { + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError("close can only be called on Channel objects"); + } + Channel *channel = ObjectWrap::Unwrap(info.This()); + if (channel->wrapped_channel != NULL) { + grpc_channel_destroy(channel->wrapped_channel); + channel->wrapped_channel = NULL; + } +} + +NAN_METHOD(Channel::GetTarget) { + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError( + "getTarget can only be called on Channel objects"); + } + Channel *channel = ObjectWrap::Unwrap(info.This()); + info.GetReturnValue().Set( + Nan::New(grpc_channel_get_target(channel->wrapped_channel)) + .ToLocalChecked()); +} + +NAN_METHOD(Channel::GetConnectivityState) { + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError( + "getConnectivityState can only be called on Channel objects"); + } + Channel *channel = ObjectWrap::Unwrap(info.This()); + int try_to_connect = (int)info[0]->Equals(Nan::True()); + info.GetReturnValue().Set(grpc_channel_check_connectivity_state( + channel->wrapped_channel, try_to_connect)); +} + +NAN_METHOD(Channel::WatchConnectivityState) { + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError( + "watchConnectivityState can only be called on Channel objects"); + } + if (!info[0]->IsUint32()) { + return Nan::ThrowTypeError( + "watchConnectivityState's first argument must be a channel state"); + } + if (!(info[1]->IsNumber() || info[1]->IsDate())) { + return Nan::ThrowTypeError( + "watchConnectivityState's second argument must be a date or a number"); + } + if (!info[2]->IsFunction()) { + return Nan::ThrowTypeError( + "watchConnectivityState's third argument must be a callback"); + } + grpc_connectivity_state last_state = static_cast( + Nan::To(info[0]).FromJust()); + double deadline = Nan::To(info[1]).FromJust(); + Local callback_func = info[2].As(); + Nan::Callback *callback = new Callback(callback_func); + Channel *channel = ObjectWrap::Unwrap(info.This()); + unique_ptr ops(new OpVec()); + grpc_channel_watch_connectivity_state( + channel->wrapped_channel, last_state, MillisecondsToTimespec(deadline), + GetCompletionQueue(), + new struct tag(callback, ops.release(), NULL, Nan::Null())); + CompletionQueueNext(); +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/channel.h b/packages/grpc-native-core/ext/channel.h new file mode 100644 index 00000000..a93dbe9d --- /dev/null +++ b/packages/grpc-native-core/ext/channel.h @@ -0,0 +1,68 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef NET_GRPC_NODE_CHANNEL_H_ +#define NET_GRPC_NODE_CHANNEL_H_ + +#include +#include +#include "grpc/grpc.h" + +namespace grpc { +namespace node { + +bool ParseChannelArgs(v8::Local args_val, + grpc_channel_args **channel_args_ptr); + +void DeallocateChannelArgs(grpc_channel_args *channel_args); + +/* Wrapper class for grpc_channel structs */ +class Channel : public Nan::ObjectWrap { + public: + static void Init(v8::Local exports); + static bool HasInstance(v8::Local val); + /* This is used to typecheck javascript objects before converting them to + this type */ + static v8::Persistent prototype; + + /* Returns the grpc_channel struct that this object wraps */ + grpc_channel *GetWrappedChannel(); + + private: + explicit Channel(grpc_channel *channel); + ~Channel(); + + // Prevent copying + Channel(const Channel &); + Channel &operator=(const Channel &); + + static NAN_METHOD(New); + static NAN_METHOD(Close); + static NAN_METHOD(GetTarget); + static NAN_METHOD(GetConnectivityState); + static NAN_METHOD(WatchConnectivityState); + static Nan::Callback *constructor; + static Nan::Persistent fun_tpl; + + grpc_channel *wrapped_channel; +}; + +} // namespace node +} // namespace grpc + +#endif // NET_GRPC_NODE_CHANNEL_H_ diff --git a/packages/grpc-native-core/ext/channel_credentials.cc b/packages/grpc-native-core/ext/channel_credentials.cc new file mode 100644 index 00000000..9e87fb61 --- /dev/null +++ b/packages/grpc-native-core/ext/channel_credentials.cc @@ -0,0 +1,188 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include + +#include "call.h" +#include "call_credentials.h" +#include "channel_credentials.h" +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" +#include "grpc/support/log.h" + +namespace grpc { +namespace node { + +using Nan::Callback; +using Nan::EscapableHandleScope; +using Nan::HandleScope; +using Nan::Maybe; +using Nan::MaybeLocal; +using Nan::ObjectWrap; +using Nan::Persistent; +using Nan::Utf8String; + +using v8::Exception; +using v8::External; +using v8::Function; +using v8::FunctionTemplate; +using v8::Integer; +using v8::Local; +using v8::Object; +using v8::ObjectTemplate; +using v8::Value; + +Nan::Callback *ChannelCredentials::constructor; +Persistent ChannelCredentials::fun_tpl; + +ChannelCredentials::ChannelCredentials(grpc_channel_credentials *credentials) + : wrapped_credentials(credentials) {} + +ChannelCredentials::~ChannelCredentials() { + grpc_channel_credentials_release(wrapped_credentials); +} + +void ChannelCredentials::Init(Local exports) { + HandleScope scope; + Local tpl = Nan::New(New); + tpl->SetClassName(Nan::New("ChannelCredentials").ToLocalChecked()); + tpl->InstanceTemplate()->SetInternalFieldCount(1); + Nan::SetPrototypeMethod(tpl, "compose", Compose); + fun_tpl.Reset(tpl); + Local ctr = Nan::GetFunction(tpl).ToLocalChecked(); + Nan::Set( + ctr, Nan::New("createSsl").ToLocalChecked(), + Nan::GetFunction(Nan::New(CreateSsl)).ToLocalChecked()); + Nan::Set(ctr, Nan::New("createInsecure").ToLocalChecked(), + Nan::GetFunction(Nan::New(CreateInsecure)) + .ToLocalChecked()); + Nan::Set(exports, Nan::New("ChannelCredentials").ToLocalChecked(), ctr); + constructor = new Nan::Callback(ctr); +} + +bool ChannelCredentials::HasInstance(Local val) { + HandleScope scope; + return Nan::New(fun_tpl)->HasInstance(val); +} + +Local ChannelCredentials::WrapStruct( + grpc_channel_credentials *credentials) { + EscapableHandleScope scope; + const int argc = 1; + Local argv[argc] = { + Nan::New(reinterpret_cast(credentials))}; + MaybeLocal maybe_instance = + Nan::NewInstance(constructor->GetFunction(), argc, argv); + if (maybe_instance.IsEmpty()) { + return scope.Escape(Nan::Null()); + } else { + return scope.Escape(maybe_instance.ToLocalChecked()); + } +} + +grpc_channel_credentials *ChannelCredentials::GetWrappedCredentials() { + return wrapped_credentials; +} + +NAN_METHOD(ChannelCredentials::New) { + if (info.IsConstructCall()) { + if (!info[0]->IsExternal()) { + return Nan::ThrowTypeError( + "ChannelCredentials can only be created with the provided functions"); + } + Local ext = info[0].As(); + grpc_channel_credentials *creds_value = + reinterpret_cast(ext->Value()); + ChannelCredentials *credentials = new ChannelCredentials(creds_value); + credentials->Wrap(info.This()); + info.GetReturnValue().Set(info.This()); + return; + } else { + // This should never be called directly + return Nan::ThrowTypeError( + "ChannelCredentials can only be created with the provided functions"); + } +} + +NAN_METHOD(ChannelCredentials::CreateSsl) { + char *root_certs = NULL; + grpc_ssl_pem_key_cert_pair key_cert_pair = {NULL, NULL}; + if (::node::Buffer::HasInstance(info[0])) { + root_certs = ::node::Buffer::Data(info[0]); + } else if (!(info[0]->IsNull() || info[0]->IsUndefined())) { + return Nan::ThrowTypeError("createSsl's first argument must be a Buffer"); + } + if (::node::Buffer::HasInstance(info[1])) { + key_cert_pair.private_key = ::node::Buffer::Data(info[1]); + } else if (!(info[1]->IsNull() || info[1]->IsUndefined())) { + return Nan::ThrowTypeError( + "createSSl's second argument must be a Buffer if provided"); + } + if (::node::Buffer::HasInstance(info[2])) { + key_cert_pair.cert_chain = ::node::Buffer::Data(info[2]); + } else if (!(info[2]->IsNull() || info[2]->IsUndefined())) { + return Nan::ThrowTypeError( + "createSSl's third argument must be a Buffer if provided"); + } + if ((key_cert_pair.private_key == NULL) != + (key_cert_pair.cert_chain == NULL)) { + return Nan::ThrowError( + "createSsl's second and third arguments must be" + " provided or omitted together"); + } + grpc_channel_credentials *creds = grpc_ssl_credentials_create( + root_certs, key_cert_pair.private_key == NULL ? NULL : &key_cert_pair, + NULL); + if (creds == NULL) { + info.GetReturnValue().SetNull(); + } else { + info.GetReturnValue().Set(WrapStruct(creds)); + } +} + +NAN_METHOD(ChannelCredentials::Compose) { + if (!ChannelCredentials::HasInstance(info.This())) { + return Nan::ThrowTypeError( + "compose can only be called on ChannelCredentials objects"); + } + if (!CallCredentials::HasInstance(info[0])) { + return Nan::ThrowTypeError( + "compose's first argument must be a CallCredentials object"); + } + ChannelCredentials *self = + ObjectWrap::Unwrap(info.This()); + if (self->wrapped_credentials == NULL) { + return Nan::ThrowTypeError("Cannot compose insecure credential"); + } + CallCredentials *other = ObjectWrap::Unwrap( + Nan::To(info[0]).ToLocalChecked()); + grpc_channel_credentials *creds = grpc_composite_channel_credentials_create( + self->wrapped_credentials, other->GetWrappedCredentials(), NULL); + if (creds == NULL) { + info.GetReturnValue().SetNull(); + } else { + info.GetReturnValue().Set(WrapStruct(creds)); + } +} + +NAN_METHOD(ChannelCredentials::CreateInsecure) { + info.GetReturnValue().Set(WrapStruct(NULL)); +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/channel_credentials.h b/packages/grpc-native-core/ext/channel_credentials.h new file mode 100644 index 00000000..18c14837 --- /dev/null +++ b/packages/grpc-native-core/ext/channel_credentials.h @@ -0,0 +1,64 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef NET_GRPC_NODE_CHANNEL_CREDENTIALS_H_ +#define NET_GRPC_NODE_CHANNEL_CREDENTIALS_H_ + +#include +#include +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" + +namespace grpc { +namespace node { + +/* Wrapper class for grpc_channel_credentials structs */ +class ChannelCredentials : public Nan::ObjectWrap { + public: + static void Init(v8::Local exports); + static bool HasInstance(v8::Local val); + /* Wrap a grpc_channel_credentials struct in a javascript object */ + static v8::Local WrapStruct(grpc_channel_credentials *credentials); + + /* Returns the grpc_channel_credentials struct that this object wraps */ + grpc_channel_credentials *GetWrappedCredentials(); + + private: + explicit ChannelCredentials(grpc_channel_credentials *credentials); + ~ChannelCredentials(); + + // Prevent copying + ChannelCredentials(const ChannelCredentials &); + ChannelCredentials &operator=(const ChannelCredentials &); + + static NAN_METHOD(New); + static NAN_METHOD(CreateSsl); + static NAN_METHOD(CreateInsecure); + + static NAN_METHOD(Compose); + static Nan::Callback *constructor; + // Used for typechecking instances of this javascript class + static Nan::Persistent fun_tpl; + + grpc_channel_credentials *wrapped_credentials; +}; + +} // namespace node +} // namespace grpc + +#endif // NET_GRPC_NODE_CHANNEL_CREDENTIALS_H_ diff --git a/packages/grpc-native-core/ext/completion_queue.cc b/packages/grpc-native-core/ext/completion_queue.cc new file mode 100644 index 00000000..a08febbb --- /dev/null +++ b/packages/grpc-native-core/ext/completion_queue.cc @@ -0,0 +1,80 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include +#include +#include +#include + +#include "call.h" +#include "completion_queue.h" + +namespace grpc { +namespace node { + +using v8::Local; +using v8::Object; +using v8::Value; + +grpc_completion_queue *queue; +uv_prepare_t prepare; +int pending_batches; + +void drain_completion_queue(uv_prepare_t *handle) { + Nan::HandleScope scope; + grpc_event event; + (void)handle; + do { + event = grpc_completion_queue_next(queue, gpr_inf_past(GPR_CLOCK_MONOTONIC), + NULL); + + if (event.type == GRPC_OP_COMPLETE) { + const char *error_message; + if (event.success) { + error_message = NULL; + } else { + error_message = "The async function encountered an error"; + } + CompleteTag(event.tag, error_message); + grpc::node::DestroyTag(event.tag); + pending_batches--; + if (pending_batches == 0) { + uv_prepare_stop(&prepare); + } + } + } while (event.type != GRPC_QUEUE_TIMEOUT); +} + +grpc_completion_queue *GetCompletionQueue() { return queue; } + +void CompletionQueueNext() { + if (pending_batches == 0) { + GPR_ASSERT(!uv_is_active((uv_handle_t *)&prepare)); + uv_prepare_start(&prepare, drain_completion_queue); + } + pending_batches++; +} + +void CompletionQueueInit(Local exports) { + queue = grpc_completion_queue_create_for_next(NULL); + uv_prepare_init(uv_default_loop(), &prepare); + pending_batches = 0; +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/completion_queue.h b/packages/grpc-native-core/ext/completion_queue.h new file mode 100644 index 00000000..f91d5ea8 --- /dev/null +++ b/packages/grpc-native-core/ext/completion_queue.h @@ -0,0 +1,32 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include +#include + +namespace grpc { +namespace node { + +grpc_completion_queue *GetCompletionQueue(); + +void CompletionQueueNext(); + +void CompletionQueueInit(v8::Local exports); + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/node_grpc.cc b/packages/grpc-native-core/ext/node_grpc.cc new file mode 100644 index 00000000..11ed0838 --- /dev/null +++ b/packages/grpc-native-core/ext/node_grpc.cc @@ -0,0 +1,311 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include + +#include +#include +#include +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" +#include "grpc/support/alloc.h" +#include "grpc/support/log.h" +#include "grpc/support/time.h" + +// TODO(murgatroid99): Remove this when the endpoint API becomes public +extern "C" { +#include "src/core/lib/iomgr/pollset_uv.h" +} + +#include "call.h" +#include "call_credentials.h" +#include "channel.h" +#include "channel_credentials.h" +#include "completion_queue.h" +#include "server.h" +#include "server_credentials.h" +#include "slice.h" +#include "timeval.h" + +using grpc::node::CreateSliceFromString; + +using v8::FunctionTemplate; +using v8::Local; +using v8::Value; +using v8::Number; +using v8::Object; +using v8::Uint32; +using v8::String; + +typedef struct log_args { + gpr_log_func_args core_args; + gpr_timespec timestamp; +} log_args; + +typedef struct logger_state { + Nan::Callback *callback; + std::queue *pending_args; + uv_mutex_t mutex; + uv_async_t async; + // Indicates that a logger has been set + bool logger_set; +} logger_state; + +logger_state grpc_logger_state; + +static char *pem_root_certs = NULL; + +void InitOpTypeConstants(Local exports) { + Nan::HandleScope scope; + Local op_type = Nan::New(); + Nan::Set(exports, Nan::New("opType").ToLocalChecked(), op_type); + Local SEND_INITIAL_METADATA( + Nan::New(GRPC_OP_SEND_INITIAL_METADATA)); + Nan::Set(op_type, Nan::New("SEND_INITIAL_METADATA").ToLocalChecked(), + SEND_INITIAL_METADATA); + Local SEND_MESSAGE(Nan::New(GRPC_OP_SEND_MESSAGE)); + Nan::Set(op_type, Nan::New("SEND_MESSAGE").ToLocalChecked(), SEND_MESSAGE); + Local SEND_CLOSE_FROM_CLIENT( + Nan::New(GRPC_OP_SEND_CLOSE_FROM_CLIENT)); + Nan::Set(op_type, Nan::New("SEND_CLOSE_FROM_CLIENT").ToLocalChecked(), + SEND_CLOSE_FROM_CLIENT); + Local SEND_STATUS_FROM_SERVER( + Nan::New(GRPC_OP_SEND_STATUS_FROM_SERVER)); + Nan::Set(op_type, Nan::New("SEND_STATUS_FROM_SERVER").ToLocalChecked(), + SEND_STATUS_FROM_SERVER); + Local RECV_INITIAL_METADATA( + Nan::New(GRPC_OP_RECV_INITIAL_METADATA)); + Nan::Set(op_type, Nan::New("RECV_INITIAL_METADATA").ToLocalChecked(), + RECV_INITIAL_METADATA); + Local RECV_MESSAGE(Nan::New(GRPC_OP_RECV_MESSAGE)); + Nan::Set(op_type, Nan::New("RECV_MESSAGE").ToLocalChecked(), RECV_MESSAGE); + Local RECV_STATUS_ON_CLIENT( + Nan::New(GRPC_OP_RECV_STATUS_ON_CLIENT)); + Nan::Set(op_type, Nan::New("RECV_STATUS_ON_CLIENT").ToLocalChecked(), + RECV_STATUS_ON_CLIENT); + Local RECV_CLOSE_ON_SERVER( + Nan::New(GRPC_OP_RECV_CLOSE_ON_SERVER)); + Nan::Set(op_type, Nan::New("RECV_CLOSE_ON_SERVER").ToLocalChecked(), + RECV_CLOSE_ON_SERVER); +} + +void InitConnectivityStateConstants(Local exports) { + Nan::HandleScope scope; + Local channel_state = Nan::New(); + Nan::Set(exports, Nan::New("connectivityState").ToLocalChecked(), + channel_state); + Local IDLE(Nan::New(GRPC_CHANNEL_IDLE)); + Nan::Set(channel_state, Nan::New("IDLE").ToLocalChecked(), IDLE); + Local CONNECTING(Nan::New(GRPC_CHANNEL_CONNECTING)); + Nan::Set(channel_state, Nan::New("CONNECTING").ToLocalChecked(), CONNECTING); + Local READY(Nan::New(GRPC_CHANNEL_READY)); + Nan::Set(channel_state, Nan::New("READY").ToLocalChecked(), READY); + Local TRANSIENT_FAILURE( + Nan::New(GRPC_CHANNEL_TRANSIENT_FAILURE)); + Nan::Set(channel_state, Nan::New("TRANSIENT_FAILURE").ToLocalChecked(), + TRANSIENT_FAILURE); + Local FATAL_FAILURE(Nan::New(GRPC_CHANNEL_SHUTDOWN)); + Nan::Set(channel_state, Nan::New("FATAL_FAILURE").ToLocalChecked(), + FATAL_FAILURE); +} + +NAN_METHOD(MetadataKeyIsLegal) { + if (!info[0]->IsString()) { + return Nan::ThrowTypeError("headerKeyIsLegal's argument must be a string"); + } + Local key = Nan::To(info[0]).ToLocalChecked(); + grpc_slice slice = CreateSliceFromString(key); + info.GetReturnValue().Set(static_cast(grpc_header_key_is_legal(slice))); + grpc_slice_unref(slice); +} + +NAN_METHOD(MetadataNonbinValueIsLegal) { + if (!info[0]->IsString()) { + return Nan::ThrowTypeError( + "metadataNonbinValueIsLegal's argument must be a string"); + } + Local value = Nan::To(info[0]).ToLocalChecked(); + grpc_slice slice = CreateSliceFromString(value); + info.GetReturnValue().Set( + static_cast(grpc_header_nonbin_value_is_legal(slice))); + grpc_slice_unref(slice); +} + +NAN_METHOD(MetadataKeyIsBinary) { + if (!info[0]->IsString()) { + return Nan::ThrowTypeError( + "metadataKeyIsLegal's argument must be a string"); + } + Local key = Nan::To(info[0]).ToLocalChecked(); + grpc_slice slice = CreateSliceFromString(key); + info.GetReturnValue().Set(static_cast(grpc_is_binary_header(slice))); + grpc_slice_unref(slice); +} + +static grpc_ssl_roots_override_result get_ssl_roots_override( + char **pem_root_certs_ptr) { + *pem_root_certs_ptr = pem_root_certs; + if (pem_root_certs == NULL) { + return GRPC_SSL_ROOTS_OVERRIDE_FAIL; + } else { + return GRPC_SSL_ROOTS_OVERRIDE_OK; + } +} + +/* This should only be called once, and only before creating any + *ServerCredentials */ +NAN_METHOD(SetDefaultRootsPem) { + if (!info[0]->IsString()) { + return Nan::ThrowTypeError( + "setDefaultRootsPem's argument must be a string"); + } + Nan::Utf8String utf8_roots(info[0]); + size_t length = static_cast(utf8_roots.length()); + if (length > 0) { + const char *data = *utf8_roots; + pem_root_certs = (char *)gpr_malloc((length + 1) * sizeof(char)); + memcpy(pem_root_certs, data, length + 1); + } +} + +NAUV_WORK_CB(LogMessagesCallback) { + Nan::HandleScope scope; + std::queue args; + uv_mutex_lock(&grpc_logger_state.mutex); + grpc_logger_state.pending_args->swap(args); + uv_mutex_unlock(&grpc_logger_state.mutex); + /* Call the callback with each log message */ + while (!args.empty()) { + log_args *arg = args.front(); + args.pop(); + Local file = Nan::New(arg->core_args.file).ToLocalChecked(); + Local line = Nan::New(arg->core_args.line); + Local severity = + Nan::New(gpr_log_severity_string(arg->core_args.severity)) + .ToLocalChecked(); + Local message = Nan::New(arg->core_args.message).ToLocalChecked(); + Local timestamp = + Nan::New(grpc::node::TimespecToMilliseconds(arg->timestamp)) + .ToLocalChecked(); + const int argc = 5; + Local argv[argc] = {file, line, severity, message, timestamp}; + grpc_logger_state.callback->Call(argc, argv); + delete[] arg->core_args.message; + delete arg; + } +} + +void node_log_func(gpr_log_func_args *args) { + // TODO(mlumish): Use the core's log formatter when it becomes available + log_args *args_copy = new log_args; + size_t message_len = strlen(args->message) + 1; + char *message = new char[message_len]; + memcpy(message, args->message, message_len); + memcpy(&args_copy->core_args, args, sizeof(gpr_log_func_args)); + args_copy->core_args.message = message; + args_copy->timestamp = gpr_now(GPR_CLOCK_REALTIME); + + uv_mutex_lock(&grpc_logger_state.mutex); + grpc_logger_state.pending_args->push(args_copy); + uv_mutex_unlock(&grpc_logger_state.mutex); + + uv_async_send(&grpc_logger_state.async); +} + +void init_logger() { + memset(&grpc_logger_state, 0, sizeof(logger_state)); + grpc_logger_state.pending_args = new std::queue(); + uv_mutex_init(&grpc_logger_state.mutex); + uv_async_init(uv_default_loop(), &grpc_logger_state.async, + LogMessagesCallback); + uv_unref((uv_handle_t *)&grpc_logger_state.async); + grpc_logger_state.logger_set = false; + + gpr_log_verbosity_init(); +} + +/* This registers a JavaScript logger for messages from the gRPC core. Because + that handler has to be run in the context of the JavaScript event loop, it + will be run asynchronously. To minimize the problems that could cause for + debugging, we leave core to do its default synchronous logging until a + JavaScript logger is set */ +NAN_METHOD(SetDefaultLoggerCallback) { + if (!info[0]->IsFunction()) { + return Nan::ThrowTypeError( + "setDefaultLoggerCallback's argument must be a function"); + } + if (!grpc_logger_state.logger_set) { + gpr_set_log_function(node_log_func); + grpc_logger_state.logger_set = true; + } + grpc_logger_state.callback = new Nan::Callback(info[0].As()); +} + +NAN_METHOD(SetLogVerbosity) { + if (!info[0]->IsUint32()) { + return Nan::ThrowTypeError("setLogVerbosity's argument must be a number"); + } + gpr_log_severity severity = + static_cast(Nan::To(info[0]).FromJust()); + gpr_set_log_verbosity(severity); +} + +void init(Local exports) { + Nan::HandleScope scope; + grpc_init(); + grpc_set_ssl_roots_override_callback(get_ssl_roots_override); + init_logger(); + + InitOpTypeConstants(exports); + InitConnectivityStateConstants(exports); + + grpc_pollset_work_run_loop = 0; + + grpc::node::Call::Init(exports); + grpc::node::CallCredentials::Init(exports); + grpc::node::Channel::Init(exports); + grpc::node::ChannelCredentials::Init(exports); + grpc::node::Server::Init(exports); + grpc::node::ServerCredentials::Init(exports); + + grpc::node::CompletionQueueInit(exports); + + // Attach a few utility functions directly to the module + Nan::Set(exports, Nan::New("metadataKeyIsLegal").ToLocalChecked(), + Nan::GetFunction(Nan::New(MetadataKeyIsLegal)) + .ToLocalChecked()); + Nan::Set( + exports, Nan::New("metadataNonbinValueIsLegal").ToLocalChecked(), + Nan::GetFunction(Nan::New(MetadataNonbinValueIsLegal)) + .ToLocalChecked()); + Nan::Set(exports, Nan::New("metadataKeyIsBinary").ToLocalChecked(), + Nan::GetFunction(Nan::New(MetadataKeyIsBinary)) + .ToLocalChecked()); + Nan::Set(exports, Nan::New("setDefaultRootsPem").ToLocalChecked(), + Nan::GetFunction(Nan::New(SetDefaultRootsPem)) + .ToLocalChecked()); + Nan::Set( + exports, Nan::New("setDefaultLoggerCallback").ToLocalChecked(), + Nan::GetFunction(Nan::New(SetDefaultLoggerCallback)) + .ToLocalChecked()); + Nan::Set(exports, Nan::New("setLogVerbosity").ToLocalChecked(), + Nan::GetFunction(Nan::New(SetLogVerbosity)) + .ToLocalChecked()); +} + +NODE_MODULE(grpc_node, init) diff --git a/packages/grpc-native-core/ext/server.cc b/packages/grpc-native-core/ext/server.cc new file mode 100644 index 00000000..c6ab5e18 --- /dev/null +++ b/packages/grpc-native-core/ext/server.cc @@ -0,0 +1,342 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include + +#include "server.h" + +#include +#include + +#include +#include "call.h" +#include "completion_queue.h" +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" +#include "grpc/support/log.h" +#include "server_credentials.h" +#include "slice.h" +#include "timeval.h" + +namespace grpc { +namespace node { + +using Nan::Callback; +using Nan::EscapableHandleScope; +using Nan::HandleScope; +using Nan::Maybe; +using Nan::MaybeLocal; +using Nan::ObjectWrap; +using Nan::Persistent; +using Nan::Utf8String; + +using std::unique_ptr; +using v8::Array; +using v8::Boolean; +using v8::Date; +using v8::Exception; +using v8::External; +using v8::Function; +using v8::FunctionTemplate; +using v8::Local; +using v8::Number; +using v8::Object; +using v8::String; +using v8::Value; + +Nan::Callback *Server::constructor; +Persistent Server::fun_tpl; + +static Callback *shutdown_callback = NULL; + +class ServerShutdownOp : public Op { + public: + ServerShutdownOp(grpc_server *server) : server(server) {} + + ~ServerShutdownOp() {} + + Local GetNodeValue() const { return Nan::Null(); } + + bool ParseOp(Local value, grpc_op *out) { return true; } + bool IsFinalOp() { return false; } + void OnComplete(bool success) { + /* Because cancel_all_calls was called, we assume that shutdown_and_notify + completes successfully */ + grpc_server_destroy(server); + } + + grpc_server *server; + + protected: + std::string GetTypeString() const { return "shutdown"; } +}; + +class NewCallOp : public Op { + public: + NewCallOp() { + call = NULL; + grpc_call_details_init(&details); + grpc_metadata_array_init(&request_metadata); + } + + ~NewCallOp() { + grpc_call_details_destroy(&details); + grpc_metadata_array_destroy(&request_metadata); + } + + Local GetNodeValue() const { + Nan::EscapableHandleScope scope; + if (call == NULL) { + return scope.Escape(Nan::Null()); + } + Local obj = Nan::New(); + Nan::Set(obj, Nan::New("call").ToLocalChecked(), Call::WrapStruct(call)); + // TODO(murgatroid99): Use zero-copy string construction instead + Nan::Set(obj, Nan::New("method").ToLocalChecked(), + CopyStringFromSlice(details.method)); + Nan::Set(obj, Nan::New("host").ToLocalChecked(), + CopyStringFromSlice(details.host)); + Nan::Set(obj, Nan::New("deadline").ToLocalChecked(), + Nan::New(TimespecToMilliseconds(details.deadline)) + .ToLocalChecked()); + Nan::Set(obj, Nan::New("metadata").ToLocalChecked(), + ParseMetadata(&request_metadata)); + return scope.Escape(obj); + } + + bool ParseOp(Local value, grpc_op *out) { return true; } + bool IsFinalOp() { return false; } + void OnComplete(bool success) {} + + grpc_call *call; + grpc_call_details details; + grpc_metadata_array request_metadata; + + protected: + std::string GetTypeString() const { return "new_call"; } +}; + +class TryShutdownOp : public Op { + public: + TryShutdownOp(Server *server, Local server_value) : server(server) { + server_persist.Reset(server_value); + } + Local GetNodeValue() const { + EscapableHandleScope scope; + return scope.Escape(Nan::New(server_persist)); + } + bool ParseOp(Local value, grpc_op *out) { return true; } + bool IsFinalOp() { return false; } + void OnComplete(bool success) { + if (success) { + server->DestroyWrappedServer(); + } + } + + protected: + std::string GetTypeString() const { return "try_shutdown"; } + + private: + Server *server; + Nan::Persistent> + server_persist; +}; + +Server::Server(grpc_server *server) : wrapped_server(server) {} + +Server::~Server() { this->ShutdownServer(); } + +void Server::Init(Local exports) { + HandleScope scope; + Local tpl = Nan::New(New); + tpl->SetClassName(Nan::New("Server").ToLocalChecked()); + tpl->InstanceTemplate()->SetInternalFieldCount(1); + Nan::SetPrototypeMethod(tpl, "requestCall", RequestCall); + Nan::SetPrototypeMethod(tpl, "addHttp2Port", AddHttp2Port); + Nan::SetPrototypeMethod(tpl, "start", Start); + Nan::SetPrototypeMethod(tpl, "tryShutdown", TryShutdown); + Nan::SetPrototypeMethod(tpl, "forceShutdown", ForceShutdown); + fun_tpl.Reset(tpl); + Local ctr = Nan::GetFunction(tpl).ToLocalChecked(); + Nan::Set(exports, Nan::New("Server").ToLocalChecked(), ctr); + constructor = new Callback(ctr); +} + +bool Server::HasInstance(Local val) { + HandleScope scope; + return Nan::New(fun_tpl)->HasInstance(val); +} + +void Server::DestroyWrappedServer() { + if (this->wrapped_server != NULL) { + grpc_server_destroy(this->wrapped_server); + this->wrapped_server = NULL; + } +} + +NAN_METHOD(ServerShutdownCallback) { + if (!info[0]->IsNull()) { + return Nan::ThrowError("forceShutdown failed somehow"); + } +} + +void Server::ShutdownServer() { + Nan::HandleScope scope; + if (this->wrapped_server != NULL) { + if (shutdown_callback == NULL) { + Local callback_tpl = + Nan::New(ServerShutdownCallback); + shutdown_callback = + new Callback(Nan::GetFunction(callback_tpl).ToLocalChecked()); + } + + ServerShutdownOp *op = new ServerShutdownOp(this->wrapped_server); + unique_ptr ops(new OpVec()); + ops->push_back(unique_ptr(op)); + + grpc_server_shutdown_and_notify( + this->wrapped_server, GetCompletionQueue(), + new struct tag(new Callback(**shutdown_callback), ops.release(), NULL, + Nan::Null())); + grpc_server_cancel_all_calls(this->wrapped_server); + CompletionQueueNext(); + this->wrapped_server = NULL; + } +} + +NAN_METHOD(Server::New) { + /* If this is not a constructor call, make a constructor call and return + the result */ + if (!info.IsConstructCall()) { + const int argc = 1; + Local argv[argc] = {info[0]}; + MaybeLocal maybe_instance = + Nan::NewInstance(constructor->GetFunction(), argc, argv); + if (maybe_instance.IsEmpty()) { + // There's probably a pending exception + return; + } else { + info.GetReturnValue().Set(maybe_instance.ToLocalChecked()); + return; + } + } + grpc_server *wrapped_server; + grpc_completion_queue *queue = GetCompletionQueue(); + grpc_channel_args *channel_args; + if (!ParseChannelArgs(info[0], &channel_args)) { + DeallocateChannelArgs(channel_args); + return Nan::ThrowTypeError( + "Server options must be an object with " + "string keys and integer or string values"); + } + wrapped_server = grpc_server_create(channel_args, NULL); + DeallocateChannelArgs(channel_args); + grpc_server_register_completion_queue(wrapped_server, queue, NULL); + Server *server = new Server(wrapped_server); + server->Wrap(info.This()); + info.GetReturnValue().Set(info.This()); +} + +NAN_METHOD(Server::RequestCall) { + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError("requestCall can only be called on a Server"); + } + Server *server = ObjectWrap::Unwrap(info.This()); + NewCallOp *op = new NewCallOp(); + unique_ptr ops(new OpVec()); + ops->push_back(unique_ptr(op)); + grpc_call_error error = grpc_server_request_call( + server->wrapped_server, &op->call, &op->details, &op->request_metadata, + GetCompletionQueue(), GetCompletionQueue(), + new struct tag(new Callback(info[0].As()), ops.release(), NULL, + Nan::Null())); + if (error != GRPC_CALL_OK) { + return Nan::ThrowError(nanErrorWithCode("requestCall failed", error)); + } + CompletionQueueNext(); +} + +NAN_METHOD(Server::AddHttp2Port) { + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError("addHttp2Port can only be called on a Server"); + } + if (!info[0]->IsString()) { + return Nan::ThrowTypeError( + "addHttp2Port's first argument must be a String"); + } + if (!ServerCredentials::HasInstance(info[1])) { + return Nan::ThrowTypeError( + "addHttp2Port's second argument must be ServerCredentials"); + } + Server *server = ObjectWrap::Unwrap(info.This()); + ServerCredentials *creds_object = ObjectWrap::Unwrap( + Nan::To(info[1]).ToLocalChecked()); + grpc_server_credentials *creds = creds_object->GetWrappedServerCredentials(); + int port; + if (creds == NULL) { + port = grpc_server_add_insecure_http2_port(server->wrapped_server, + *Utf8String(info[0])); + } else { + port = grpc_server_add_secure_http2_port(server->wrapped_server, + *Utf8String(info[0]), creds); + } + info.GetReturnValue().Set(Nan::New(port)); +} + +NAN_METHOD(Server::Start) { + Nan::HandleScope scope; + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError("start can only be called on a Server"); + } + Server *server = ObjectWrap::Unwrap(info.This()); + grpc_server_start(server->wrapped_server); +} + +NAN_METHOD(Server::TryShutdown) { + Nan::HandleScope scope; + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError("tryShutdown can only be called on a Server"); + } + Server *server = ObjectWrap::Unwrap(info.This()); + if (server->wrapped_server == NULL) { + // Server is already shut down. Call callback immediately. + Nan::Callback callback(info[0].As()); + callback.Call(0, {}); + return; + } + TryShutdownOp *op = new TryShutdownOp(server, info.This()); + unique_ptr ops(new OpVec()); + ops->push_back(unique_ptr(op)); + grpc_server_shutdown_and_notify( + server->wrapped_server, GetCompletionQueue(), + new struct tag(new Nan::Callback(info[0].As()), ops.release(), + NULL, Nan::Null())); + CompletionQueueNext(); +} + +NAN_METHOD(Server::ForceShutdown) { + Nan::HandleScope scope; + if (!HasInstance(info.This())) { + return Nan::ThrowTypeError("forceShutdown can only be called on a Server"); + } + Server *server = ObjectWrap::Unwrap(info.This()); + server->ShutdownServer(); +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/server.h b/packages/grpc-native-core/ext/server.h new file mode 100644 index 00000000..66b3ac52 --- /dev/null +++ b/packages/grpc-native-core/ext/server.h @@ -0,0 +1,69 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef NET_GRPC_NODE_SERVER_H_ +#define NET_GRPC_NODE_SERVER_H_ + +#include +#include +#include "grpc/grpc.h" + +namespace grpc { +namespace node { + +/* Wraps grpc_server as a JavaScript object. Provides a constructor + and wrapper methods for grpc_server_create, grpc_server_request_call, + grpc_server_add_http2_port, and grpc_server_start. */ +class Server : public Nan::ObjectWrap { + public: + /* Initializes the Server class and exposes the constructor and + wrapper methods to JavaScript */ + static void Init(v8::Local exports); + /* Tests whether the given value was constructed by this class's + JavaScript constructor */ + static bool HasInstance(v8::Local val); + + void DestroyWrappedServer(); + + private: + explicit Server(grpc_server *server); + ~Server(); + + // Prevent copying + Server(const Server &); + Server &operator=(const Server &); + + void ShutdownServer(); + + static NAN_METHOD(New); + static NAN_METHOD(RequestCall); + static NAN_METHOD(AddHttp2Port); + static NAN_METHOD(Start); + static NAN_METHOD(TryShutdown); + static NAN_METHOD(ForceShutdown); + static Nan::Callback *constructor; + static Nan::Persistent fun_tpl; + + grpc_server *wrapped_server; + grpc_completion_queue *shutdown_queue; +}; + +} // namespace node +} // namespace grpc + +#endif // NET_GRPC_NODE_SERVER_H_ diff --git a/packages/grpc-native-core/ext/server_credentials.cc b/packages/grpc-native-core/ext/server_credentials.cc new file mode 100644 index 00000000..b7fa4788 --- /dev/null +++ b/packages/grpc-native-core/ext/server_credentials.cc @@ -0,0 +1,190 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include + +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" +#include "grpc/support/log.h" +#include "server_credentials.h" + +namespace grpc { +namespace node { + +using Nan::Callback; +using Nan::EscapableHandleScope; +using Nan::HandleScope; +using Nan::Maybe; +using Nan::MaybeLocal; +using Nan::ObjectWrap; +using Nan::Persistent; +using Nan::Utf8String; + +using v8::Array; +using v8::Exception; +using v8::External; +using v8::Function; +using v8::FunctionTemplate; +using v8::Integer; +using v8::Local; +using v8::Object; +using v8::ObjectTemplate; +using v8::String; +using v8::Value; + +Nan::Callback *ServerCredentials::constructor; +Persistent ServerCredentials::fun_tpl; + +ServerCredentials::ServerCredentials(grpc_server_credentials *credentials) + : wrapped_credentials(credentials) {} + +ServerCredentials::~ServerCredentials() { + grpc_server_credentials_release(wrapped_credentials); +} + +void ServerCredentials::Init(Local exports) { + Nan::HandleScope scope; + Local tpl = Nan::New(New); + tpl->SetClassName(Nan::New("ServerCredentials").ToLocalChecked()); + tpl->InstanceTemplate()->SetInternalFieldCount(1); + Local ctr = tpl->GetFunction(); + Nan::Set( + ctr, Nan::New("createSsl").ToLocalChecked(), + Nan::GetFunction(Nan::New(CreateSsl)).ToLocalChecked()); + Nan::Set(ctr, Nan::New("createInsecure").ToLocalChecked(), + Nan::GetFunction(Nan::New(CreateInsecure)) + .ToLocalChecked()); + fun_tpl.Reset(tpl); + constructor = new Nan::Callback(ctr); + Nan::Set(exports, Nan::New("ServerCredentials").ToLocalChecked(), ctr); +} + +bool ServerCredentials::HasInstance(Local val) { + Nan::HandleScope scope; + return Nan::New(fun_tpl)->HasInstance(val); +} + +Local ServerCredentials::WrapStruct( + grpc_server_credentials *credentials) { + Nan::EscapableHandleScope scope; + const int argc = 1; + Local argv[argc] = { + Nan::New(reinterpret_cast(credentials))}; + MaybeLocal maybe_instance = + Nan::NewInstance(constructor->GetFunction(), argc, argv); + if (maybe_instance.IsEmpty()) { + return scope.Escape(Nan::Null()); + } else { + return scope.Escape(maybe_instance.ToLocalChecked()); + } +} + +grpc_server_credentials *ServerCredentials::GetWrappedServerCredentials() { + return wrapped_credentials; +} + +NAN_METHOD(ServerCredentials::New) { + if (info.IsConstructCall()) { + if (!info[0]->IsExternal()) { + return Nan::ThrowTypeError( + "ServerCredentials can only be created with the provided functions"); + } + Local ext = info[0].As(); + grpc_server_credentials *creds_value = + reinterpret_cast(ext->Value()); + ServerCredentials *credentials = new ServerCredentials(creds_value); + credentials->Wrap(info.This()); + info.GetReturnValue().Set(info.This()); + } else { + // This should never be called directly + return Nan::ThrowTypeError( + "ServerCredentials can only be created with the provided functions"); + } +} + +NAN_METHOD(ServerCredentials::CreateSsl) { + Nan::HandleScope scope; + char *root_certs = NULL; + if (::node::Buffer::HasInstance(info[0])) { + root_certs = ::node::Buffer::Data(info[0]); + } else if (!(info[0]->IsNull() || info[0]->IsUndefined())) { + return Nan::ThrowTypeError( + "createSSl's first argument must be a Buffer if provided"); + } + if (!info[1]->IsArray()) { + return Nan::ThrowTypeError( + "createSsl's second argument must be a list of objects"); + } + + // Default to not requesting the client certificate + grpc_ssl_client_certificate_request_type client_certificate_request = + GRPC_SSL_DONT_REQUEST_CLIENT_CERTIFICATE; + if (info[2]->IsBoolean()) { + client_certificate_request = + Nan::To(info[2]).FromJust() + ? GRPC_SSL_REQUEST_AND_REQUIRE_CLIENT_CERTIFICATE_AND_VERIFY + : GRPC_SSL_DONT_REQUEST_CLIENT_CERTIFICATE; + } else if (!(info[2]->IsUndefined() || info[2]->IsNull())) { + return Nan::ThrowTypeError( + "createSsl's third argument must be a boolean if provided"); + } + Local pair_list = Local::Cast(info[1]); + uint32_t key_cert_pair_count = pair_list->Length(); + grpc_ssl_pem_key_cert_pair *key_cert_pairs = + new grpc_ssl_pem_key_cert_pair[key_cert_pair_count]; + + Local key_key = Nan::New("private_key").ToLocalChecked(); + Local cert_key = Nan::New("cert_chain").ToLocalChecked(); + + for (uint32_t i = 0; i < key_cert_pair_count; i++) { + Local pair_val = Nan::Get(pair_list, i).ToLocalChecked(); + if (!pair_val->IsObject()) { + delete[] key_cert_pairs; + return Nan::ThrowTypeError("Key/cert pairs must be objects"); + } + Local pair_obj = Nan::To(pair_val).ToLocalChecked(); + Local maybe_key = Nan::Get(pair_obj, key_key).ToLocalChecked(); + Local maybe_cert = Nan::Get(pair_obj, cert_key).ToLocalChecked(); + if (!::node::Buffer::HasInstance(maybe_key)) { + delete[] key_cert_pairs; + return Nan::ThrowTypeError("private_key must be a Buffer"); + } + if (!::node::Buffer::HasInstance(maybe_cert)) { + delete[] key_cert_pairs; + return Nan::ThrowTypeError("cert_chain must be a Buffer"); + } + key_cert_pairs[i].private_key = ::node::Buffer::Data(maybe_key); + key_cert_pairs[i].cert_chain = ::node::Buffer::Data(maybe_cert); + } + grpc_server_credentials *creds = grpc_ssl_server_credentials_create_ex( + root_certs, key_cert_pairs, key_cert_pair_count, + client_certificate_request, NULL); + delete[] key_cert_pairs; + if (creds == NULL) { + info.GetReturnValue().SetNull(); + } else { + info.GetReturnValue().Set(WrapStruct(creds)); + } +} + +NAN_METHOD(ServerCredentials::CreateInsecure) { + info.GetReturnValue().Set(WrapStruct(NULL)); +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/server_credentials.h b/packages/grpc-native-core/ext/server_credentials.h new file mode 100644 index 00000000..59f91481 --- /dev/null +++ b/packages/grpc-native-core/ext/server_credentials.h @@ -0,0 +1,62 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef NET_GRPC_NODE_SERVER_CREDENTIALS_H_ +#define NET_GRPC_NODE_SERVER_CREDENTIALS_H_ + +#include +#include +#include "grpc/grpc.h" +#include "grpc/grpc_security.h" + +namespace grpc { +namespace node { + +/* Wrapper class for grpc_server_credentials structs */ +class ServerCredentials : public Nan::ObjectWrap { + public: + static void Init(v8::Local exports); + static bool HasInstance(v8::Local val); + /* Wrap a grpc_server_credentials struct in a javascript object */ + static v8::Local WrapStruct(grpc_server_credentials *credentials); + + /* Returns the grpc_server_credentials struct that this object wraps */ + grpc_server_credentials *GetWrappedServerCredentials(); + + private: + explicit ServerCredentials(grpc_server_credentials *credentials); + ~ServerCredentials(); + + // Prevent copying + ServerCredentials(const ServerCredentials &); + ServerCredentials &operator=(const ServerCredentials &); + + static NAN_METHOD(New); + static NAN_METHOD(CreateSsl); + static NAN_METHOD(CreateInsecure); + static Nan::Callback *constructor; + // Used for typechecking instances of this javascript class + static Nan::Persistent fun_tpl; + + grpc_server_credentials *wrapped_credentials; +}; + +} // namespace node +} // namespace grpc + +#endif // NET_GRPC_NODE_SERVER_CREDENTIALS_H_ diff --git a/packages/grpc-native-core/ext/slice.cc b/packages/grpc-native-core/ext/slice.cc new file mode 100644 index 00000000..8806a61a --- /dev/null +++ b/packages/grpc-native-core/ext/slice.cc @@ -0,0 +1,90 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include +#include +#include +#include + +#include "slice.h" + +namespace grpc { +namespace node { + +using Nan::Persistent; + +using v8::Local; +using v8::String; +using v8::Value; + +namespace { +void SliceFreeCallback(char *data, void *hint) { + grpc_slice *slice = reinterpret_cast(hint); + grpc_slice_unref(*slice); + delete slice; +} + +void string_destroy_func(void *user_data) { + delete reinterpret_cast(user_data); +} + +void buffer_destroy_func(void *user_data) { + delete reinterpret_cast(user_data); +} +} // namespace + +grpc_slice CreateSliceFromString(const Local source) { + Nan::HandleScope scope; + Nan::Utf8String *utf8_value = new Nan::Utf8String(source); + return grpc_slice_new_with_user_data(**utf8_value, source->Length(), + string_destroy_func, utf8_value); +} + +grpc_slice CreateSliceFromBuffer(const Local source) { + // Prerequisite: ::node::Buffer::HasInstance(source) + Nan::HandleScope scope; + return grpc_slice_new_with_user_data( + ::node::Buffer::Data(source), ::node::Buffer::Length(source), + buffer_destroy_func, new PersistentValue(source)); +} +Local CopyStringFromSlice(const grpc_slice slice) { + Nan::EscapableHandleScope scope; + if (GRPC_SLICE_LENGTH(slice) == 0) { + return scope.Escape(Nan::EmptyString()); + } + return scope.Escape( + Nan::New(const_cast(reinterpret_cast( + GRPC_SLICE_START_PTR(slice))), + GRPC_SLICE_LENGTH(slice)) + .ToLocalChecked()); +} + +Local CreateBufferFromSlice(const grpc_slice slice) { + Nan::EscapableHandleScope scope; + grpc_slice *slice_ptr = new grpc_slice; + *slice_ptr = grpc_slice_ref(slice); + return scope.Escape( + Nan::NewBuffer( + const_cast( + reinterpret_cast(GRPC_SLICE_START_PTR(*slice_ptr))), + GRPC_SLICE_LENGTH(*slice_ptr), SliceFreeCallback, slice_ptr) + .ToLocalChecked()); +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/slice.h b/packages/grpc-native-core/ext/slice.h new file mode 100644 index 00000000..0a652c57 --- /dev/null +++ b/packages/grpc-native-core/ext/slice.h @@ -0,0 +1,38 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include +#include +#include + +namespace grpc { +namespace node { + +typedef Nan::Persistent> + PersistentValue; + +grpc_slice CreateSliceFromString(const v8::Local source); + +grpc_slice CreateSliceFromBuffer(const v8::Local source); + +v8::Local CopyStringFromSlice(const grpc_slice slice); + +v8::Local CreateBufferFromSlice(const grpc_slice slice); + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/timeval.cc b/packages/grpc-native-core/ext/timeval.cc new file mode 100644 index 00000000..61425847 --- /dev/null +++ b/packages/grpc-native-core/ext/timeval.cc @@ -0,0 +1,53 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#include +#include + +#include "grpc/grpc.h" +#include "grpc/support/time.h" +#include "timeval.h" + +namespace grpc { +namespace node { + +gpr_timespec MillisecondsToTimespec(double millis) { + if (millis == std::numeric_limits::infinity()) { + return gpr_inf_future(GPR_CLOCK_REALTIME); + } else if (millis == -std::numeric_limits::infinity()) { + return gpr_inf_past(GPR_CLOCK_REALTIME); + } else { + return gpr_time_from_micros(static_cast(millis * 1000), + GPR_CLOCK_REALTIME); + } +} + +double TimespecToMilliseconds(gpr_timespec timespec) { + timespec = gpr_convert_clock_type(timespec, GPR_CLOCK_REALTIME); + if (gpr_time_cmp(timespec, gpr_inf_future(GPR_CLOCK_REALTIME)) == 0) { + return std::numeric_limits::infinity(); + } else if (gpr_time_cmp(timespec, gpr_inf_past(GPR_CLOCK_REALTIME)) == 0) { + return -std::numeric_limits::infinity(); + } else { + return (static_cast(timespec.tv_sec) * 1000 + + static_cast(timespec.tv_nsec) / 1000000); + } +} + +} // namespace node +} // namespace grpc diff --git a/packages/grpc-native-core/ext/timeval.h b/packages/grpc-native-core/ext/timeval.h new file mode 100644 index 00000000..17d7f164 --- /dev/null +++ b/packages/grpc-native-core/ext/timeval.h @@ -0,0 +1,33 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +#ifndef NET_GRPC_NODE_TIMEVAL_H_ +#define NET_GRPC_NODE_TIMEVAL_H_ + +#include "grpc/support/time.h" + +namespace grpc { +namespace node { + +double TimespecToMilliseconds(gpr_timespec time); +gpr_timespec MillisecondsToTimespec(double millis); + +} // namespace node +} // namespace grpc + +#endif // NET_GRPC_NODE_TIMEVAL_H_ diff --git a/packages/grpc-native-core/health_check/LICENSE b/packages/grpc-native-core/health_check/LICENSE new file mode 100644 index 00000000..7750ce4f --- /dev/null +++ b/packages/grpc-native-core/health_check/LICENSE @@ -0,0 +1,186 @@ + + Apache License + Version 2.0, January 2004 + https://www.apache.org/licenses/ + + TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION + + 1. Definitions. + + "License" shall mean the terms and conditions for use, reproduction, + + "Licensor" shall mean the copyright owner or entity authorized by + the copyright owner that is granting the License. + + "Legal Entity" shall mean the union of the acting entity and all + other entities that control, are controlled by, or are under common + control with that entity. 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For the purposes + of this License, Derivative Works shall not include works that remain + separable from, or merely link (or bind by name) to the interfaces of, + the Work and Derivative Works thereof. + + "Contribution" shall mean any work of authorship, including + the original version of the Work and any modifications or additions + to that Work or Derivative Works thereof, that is intentionally + submitted to Licensor for inclusion in the Work by the copyright owner + or by an individual or Legal Entity authorized to submit on behalf of + the copyright owner. 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If You + institute patent litigation against any entity (including a + cross-claim or counterclaim in a lawsuit) alleging that the Work + or a Contribution incorporated within the Work constitutes direct + or contributory patent infringement, then any patent licenses + granted to You under this License for that Work shall terminate + as of the date such litigation is filed. + + Work or Derivative Works thereof in any medium, with or without + modifications, and in Source or Object form, provided that You + meet the following conditions: + + (a) You must give any other recipients of the Work or + Derivative Works a copy of this License; and + + (b) You must cause any modified files to carry prominent notices + stating that You changed the files; and + + (c) You must retain, in the Source form of any Derivative Works + that You distribute, all copyright, patent, trademark, and + attribution notices from the Source form of the Work, + excluding those notices that do not pertain to any part of + the Derivative Works; and + + (d) If the Work includes a "NOTICE" text file as part of its + include a readable copy of the attribution notices contained + within such NOTICE file, excluding those notices that do not + pertain to any part of the Derivative Works, in at least one + of the following places: within a NOTICE text file distributed + as part of the Derivative Works; within the Source form or + documentation, if provided along with the Derivative Works; or, + within a display generated by the Derivative Works, if and + wherever such third-party notices normally appear. The contents + of the NOTICE file are for informational purposes only and + do not modify the License. You may add Your own attribution + notices within Derivative Works that You distribute, alongside + or as an addendum to the NOTICE text from the Work, provided + that such additional attribution notices cannot be construed + as modifying the License. + + You may add Your own copyright statement to Your modifications and + may provide additional or different license terms and conditions + for any such Derivative Works as a whole, provided Your use, + the conditions stated in this License. + + 5. Submission of Contributions. Unless You explicitly state otherwise, + any Contribution intentionally submitted for inclusion in the Work + by You to the Licensor shall be under the terms and conditions of + this License, without any additional terms or conditions. + Notwithstanding the above, nothing herein shall supersede or modify + the terms of any separate license agreement you may have executed + with Licensor regarding such Contributions. + + 6. Trademarks. This License does not grant permission to use the trade + names, trademarks, service marks, or product names of the Licensor, + except as required for reasonable and customary use in describing the + origin of the Work and reproducing the content of the NOTICE file. + + 7. Disclaimer of Warranty. Unless required by applicable law or + agreed to in writing, Licensor provides the Work (and each + Contributor provides its Contributions) on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied, including, without limitation, any warranties or conditions + of TITLE, NON-INFRINGEMENT, MERCHANTABILITY, or FITNESS FOR A + PARTICULAR PURPOSE. You are solely responsible for determining the + appropriateness of using or redistributing the Work and assume any + risks associated with Your exercise of permissions under this License. + + 8. Limitation of Liability. In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + Copyright 2015-2017 gRPC authors. + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. diff --git a/packages/grpc-native-core/health_check/health.js b/packages/grpc-native-core/health_check/health.js new file mode 100644 index 00000000..7ad2c1e2 --- /dev/null +++ b/packages/grpc-native-core/health_check/health.js @@ -0,0 +1,52 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var grpc = require('grpc'); + +var _ = require('lodash'); + +var health_messages = require('./v1/health_pb'); +var health_service = require('./v1/health_grpc_pb'); + +function HealthImplementation(statusMap) { + this.statusMap = _.clone(statusMap); +} + +HealthImplementation.prototype.setStatus = function(service, status) { + this.statusMap[service] = status; +}; + +HealthImplementation.prototype.check = function(call, callback){ + var service = call.request.getService(); + var status = _.get(this.statusMap, service, null); + if (status === null) { + callback({code:grpc.status.NOT_FOUND}); + } else { + var response = new health_messages.HealthCheckResponse(); + response.setStatus(status); + callback(null, response); + } +}; + +module.exports = { + Client: health_service.HealthClient, + service: health_service.HealthService, + Implementation: HealthImplementation +}; diff --git a/packages/grpc-native-core/health_check/node_modules/grpc.js b/packages/grpc-native-core/health_check/node_modules/grpc.js new file mode 100644 index 00000000..83f19821 --- /dev/null +++ b/packages/grpc-native-core/health_check/node_modules/grpc.js @@ -0,0 +1,22 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/* This exists solely to allow the generated code to import the grpc module + * without using a relative path */ + +module.exports = require('../..'); diff --git a/packages/grpc-native-core/health_check/package.json b/packages/grpc-native-core/health_check/package.json new file mode 100644 index 00000000..3c7d3707 --- /dev/null +++ b/packages/grpc-native-core/health_check/package.json @@ -0,0 +1,29 @@ +{ + "name": "grpc-health-check", + "version": "1.7.0-dev", + "author": "Google Inc.", + "description": "Health check service for use with gRPC", + "repository": { + "type": "git", + "url": "https://github.com/grpc/grpc.git" + }, + "bugs": "https://github.com/grpc/grpc/issues", + "contributors": [ + { + "name": "Michael Lumish", + "email": "mlumish@google.com" + } + ], + "dependencies": { + "grpc": "^1.7.0-dev", + "lodash": "^3.9.3", + "google-protobuf": "^3.0.0" + }, + "files": [ + "LICENSE", + "health.js", + "v1" + ], + "main": "src/node/index.js", + "license": "Apache-2.0" +} diff --git a/packages/grpc-native-core/health_check/v1/health_grpc_pb.js b/packages/grpc-native-core/health_check/v1/health_grpc_pb.js new file mode 100644 index 00000000..2a1ac6ff --- /dev/null +++ b/packages/grpc-native-core/health_check/v1/health_grpc_pb.js @@ -0,0 +1,59 @@ +// GENERATED CODE -- DO NOT EDIT! + +// Original file comments: +// Copyright 2015 gRPC authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +'use strict'; +var grpc = require('grpc'); +var v1_health_pb = require('../v1/health_pb.js'); + +function serialize_HealthCheckRequest(arg) { + if (!(arg instanceof v1_health_pb.HealthCheckRequest)) { + throw new Error('Expected argument of type HealthCheckRequest'); + } + return new Buffer(arg.serializeBinary()); +} + +function deserialize_HealthCheckRequest(buffer_arg) { + return v1_health_pb.HealthCheckRequest.deserializeBinary(new Uint8Array(buffer_arg)); +} + +function serialize_HealthCheckResponse(arg) { + if (!(arg instanceof v1_health_pb.HealthCheckResponse)) { + throw new Error('Expected argument of type HealthCheckResponse'); + } + return new Buffer(arg.serializeBinary()); +} + +function deserialize_HealthCheckResponse(buffer_arg) { + return v1_health_pb.HealthCheckResponse.deserializeBinary(new Uint8Array(buffer_arg)); +} + + +var HealthService = exports.HealthService = { + check: { + path: '/grpc.health.v1.Health/Check', + requestStream: false, + responseStream: false, + requestType: v1_health_pb.HealthCheckRequest, + responseType: v1_health_pb.HealthCheckResponse, + requestSerialize: serialize_HealthCheckRequest, + requestDeserialize: deserialize_HealthCheckRequest, + responseSerialize: serialize_HealthCheckResponse, + responseDeserialize: deserialize_HealthCheckResponse, + }, +}; + +exports.HealthClient = grpc.makeGenericClientConstructor(HealthService); diff --git a/packages/grpc-native-core/health_check/v1/health_pb.js b/packages/grpc-native-core/health_check/v1/health_pb.js new file mode 100644 index 00000000..b36d47cd --- /dev/null +++ b/packages/grpc-native-core/health_check/v1/health_pb.js @@ -0,0 +1,342 @@ +/** + * @fileoverview + * @enhanceable + * @public + */ +// GENERATED CODE -- DO NOT EDIT! + +var jspb = require('google-protobuf'); +var goog = jspb; +var global = Function('return this')(); + +goog.exportSymbol('proto.grpc.health.v1.HealthCheckRequest', null, global); +goog.exportSymbol('proto.grpc.health.v1.HealthCheckResponse', null, global); +goog.exportSymbol('proto.grpc.health.v1.HealthCheckResponse.ServingStatus', null, global); + +/** + * Generated by JsPbCodeGenerator. + * @param {Array=} opt_data Optional initial data array, typically from a + * server response, or constructed directly in Javascript. The array is used + * in place and becomes part of the constructed object. It is not cloned. + * If no data is provided, the constructed object will be empty, but still + * valid. + * @extends {jspb.Message} + * @constructor + */ +proto.grpc.health.v1.HealthCheckRequest = function(opt_data) { + jspb.Message.initialize(this, opt_data, 0, -1, null, null); +}; +goog.inherits(proto.grpc.health.v1.HealthCheckRequest, jspb.Message); +if (goog.DEBUG && !COMPILED) { + proto.grpc.health.v1.HealthCheckRequest.displayName = 'proto.grpc.health.v1.HealthCheckRequest'; +} + + +if (jspb.Message.GENERATE_TO_OBJECT) { +/** + * Creates an object representation of this proto suitable for use in Soy templates. + * Field names that are reserved in JavaScript and will be renamed to pb_name. + * To access a reserved field use, foo.pb_, eg, foo.pb_default. + * For the list of reserved names please see: + * com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS. + * @param {boolean=} opt_includeInstance Whether to include the JSPB instance + * for transitional soy proto support: http://goto/soy-param-migration + * @return {!Object} + */ +proto.grpc.health.v1.HealthCheckRequest.prototype.toObject = function(opt_includeInstance) { + return proto.grpc.health.v1.HealthCheckRequest.toObject(opt_includeInstance, this); +}; + + +/** + * Static version of the {@see toObject} method. + * @param {boolean|undefined} includeInstance Whether to include the JSPB + * instance for transitional soy proto support: + * http://goto/soy-param-migration + * @param {!proto.grpc.health.v1.HealthCheckRequest} msg The msg instance to transform. + * @return {!Object} + */ +proto.grpc.health.v1.HealthCheckRequest.toObject = function(includeInstance, msg) { + var f, obj = { + service: msg.getService() + }; + + if (includeInstance) { + obj.$jspbMessageInstance = msg; + } + return obj; +}; +} + + +/** + * Deserializes binary data (in protobuf wire format). + * @param {jspb.ByteSource} bytes The bytes to deserialize. + * @return {!proto.grpc.health.v1.HealthCheckRequest} + */ +proto.grpc.health.v1.HealthCheckRequest.deserializeBinary = function(bytes) { + var reader = new jspb.BinaryReader(bytes); + var msg = new proto.grpc.health.v1.HealthCheckRequest; + return proto.grpc.health.v1.HealthCheckRequest.deserializeBinaryFromReader(msg, reader); +}; + + +/** + * Deserializes binary data (in protobuf wire format) from the + * given reader into the given message object. + * @param {!proto.grpc.health.v1.HealthCheckRequest} msg The message object to deserialize into. + * @param {!jspb.BinaryReader} reader The BinaryReader to use. + * @return {!proto.grpc.health.v1.HealthCheckRequest} + */ +proto.grpc.health.v1.HealthCheckRequest.deserializeBinaryFromReader = function(msg, reader) { + while (reader.nextField()) { + if (reader.isEndGroup()) { + break; + } + var field = reader.getFieldNumber(); + switch (field) { + case 1: + var value = /** @type {string} */ (reader.readString()); + msg.setService(value); + break; + default: + reader.skipField(); + break; + } + } + return msg; +}; + + +/** + * Class method variant: serializes the given message to binary data + * (in protobuf wire format), writing to the given BinaryWriter. + * @param {!proto.grpc.health.v1.HealthCheckRequest} message + * @param {!jspb.BinaryWriter} writer + */ +proto.grpc.health.v1.HealthCheckRequest.serializeBinaryToWriter = function(message, writer) { + message.serializeBinaryToWriter(writer); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format). + * @return {!Uint8Array} + */ +proto.grpc.health.v1.HealthCheckRequest.prototype.serializeBinary = function() { + var writer = new jspb.BinaryWriter(); + this.serializeBinaryToWriter(writer); + return writer.getResultBuffer(); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format), + * writing to the given BinaryWriter. + * @param {!jspb.BinaryWriter} writer + */ +proto.grpc.health.v1.HealthCheckRequest.prototype.serializeBinaryToWriter = function (writer) { + var f = undefined; + f = this.getService(); + if (f.length > 0) { + writer.writeString( + 1, + f + ); + } +}; + + +/** + * Creates a deep clone of this proto. No data is shared with the original. + * @return {!proto.grpc.health.v1.HealthCheckRequest} The clone. + */ +proto.grpc.health.v1.HealthCheckRequest.prototype.cloneMessage = function() { + return /** @type {!proto.grpc.health.v1.HealthCheckRequest} */ (jspb.Message.cloneMessage(this)); +}; + + +/** + * optional string service = 1; + * @return {string} + */ +proto.grpc.health.v1.HealthCheckRequest.prototype.getService = function() { + return /** @type {string} */ (jspb.Message.getFieldProto3(this, 1, "")); +}; + + +/** @param {string} value */ +proto.grpc.health.v1.HealthCheckRequest.prototype.setService = function(value) { + jspb.Message.setField(this, 1, value); +}; + + + +/** + * Generated by JsPbCodeGenerator. + * @param {Array=} opt_data Optional initial data array, typically from a + * server response, or constructed directly in Javascript. The array is used + * in place and becomes part of the constructed object. It is not cloned. + * If no data is provided, the constructed object will be empty, but still + * valid. + * @extends {jspb.Message} + * @constructor + */ +proto.grpc.health.v1.HealthCheckResponse = function(opt_data) { + jspb.Message.initialize(this, opt_data, 0, -1, null, null); +}; +goog.inherits(proto.grpc.health.v1.HealthCheckResponse, jspb.Message); +if (goog.DEBUG && !COMPILED) { + proto.grpc.health.v1.HealthCheckResponse.displayName = 'proto.grpc.health.v1.HealthCheckResponse'; +} + + +if (jspb.Message.GENERATE_TO_OBJECT) { +/** + * Creates an object representation of this proto suitable for use in Soy templates. + * Field names that are reserved in JavaScript and will be renamed to pb_name. + * To access a reserved field use, foo.pb_, eg, foo.pb_default. + * For the list of reserved names please see: + * com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS. + * @param {boolean=} opt_includeInstance Whether to include the JSPB instance + * for transitional soy proto support: http://goto/soy-param-migration + * @return {!Object} + */ +proto.grpc.health.v1.HealthCheckResponse.prototype.toObject = function(opt_includeInstance) { + return proto.grpc.health.v1.HealthCheckResponse.toObject(opt_includeInstance, this); +}; + + +/** + * Static version of the {@see toObject} method. + * @param {boolean|undefined} includeInstance Whether to include the JSPB + * instance for transitional soy proto support: + * http://goto/soy-param-migration + * @param {!proto.grpc.health.v1.HealthCheckResponse} msg The msg instance to transform. + * @return {!Object} + */ +proto.grpc.health.v1.HealthCheckResponse.toObject = function(includeInstance, msg) { + var f, obj = { + status: msg.getStatus() + }; + + if (includeInstance) { + obj.$jspbMessageInstance = msg; + } + return obj; +}; +} + + +/** + * Deserializes binary data (in protobuf wire format). + * @param {jspb.ByteSource} bytes The bytes to deserialize. + * @return {!proto.grpc.health.v1.HealthCheckResponse} + */ +proto.grpc.health.v1.HealthCheckResponse.deserializeBinary = function(bytes) { + var reader = new jspb.BinaryReader(bytes); + var msg = new proto.grpc.health.v1.HealthCheckResponse; + return proto.grpc.health.v1.HealthCheckResponse.deserializeBinaryFromReader(msg, reader); +}; + + +/** + * Deserializes binary data (in protobuf wire format) from the + * given reader into the given message object. + * @param {!proto.grpc.health.v1.HealthCheckResponse} msg The message object to deserialize into. + * @param {!jspb.BinaryReader} reader The BinaryReader to use. + * @return {!proto.grpc.health.v1.HealthCheckResponse} + */ +proto.grpc.health.v1.HealthCheckResponse.deserializeBinaryFromReader = function(msg, reader) { + while (reader.nextField()) { + if (reader.isEndGroup()) { + break; + } + var field = reader.getFieldNumber(); + switch (field) { + case 1: + var value = /** @type {!proto.grpc.health.v1.HealthCheckResponse.ServingStatus} */ (reader.readEnum()); + msg.setStatus(value); + break; + default: + reader.skipField(); + break; + } + } + return msg; +}; + + +/** + * Class method variant: serializes the given message to binary data + * (in protobuf wire format), writing to the given BinaryWriter. + * @param {!proto.grpc.health.v1.HealthCheckResponse} message + * @param {!jspb.BinaryWriter} writer + */ +proto.grpc.health.v1.HealthCheckResponse.serializeBinaryToWriter = function(message, writer) { + message.serializeBinaryToWriter(writer); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format). + * @return {!Uint8Array} + */ +proto.grpc.health.v1.HealthCheckResponse.prototype.serializeBinary = function() { + var writer = new jspb.BinaryWriter(); + this.serializeBinaryToWriter(writer); + return writer.getResultBuffer(); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format), + * writing to the given BinaryWriter. + * @param {!jspb.BinaryWriter} writer + */ +proto.grpc.health.v1.HealthCheckResponse.prototype.serializeBinaryToWriter = function (writer) { + var f = undefined; + f = this.getStatus(); + if (f !== 0.0) { + writer.writeEnum( + 1, + f + ); + } +}; + + +/** + * Creates a deep clone of this proto. No data is shared with the original. + * @return {!proto.grpc.health.v1.HealthCheckResponse} The clone. + */ +proto.grpc.health.v1.HealthCheckResponse.prototype.cloneMessage = function() { + return /** @type {!proto.grpc.health.v1.HealthCheckResponse} */ (jspb.Message.cloneMessage(this)); +}; + + +/** + * optional ServingStatus status = 1; + * @return {!proto.grpc.health.v1.HealthCheckResponse.ServingStatus} + */ +proto.grpc.health.v1.HealthCheckResponse.prototype.getStatus = function() { + return /** @type {!proto.grpc.health.v1.HealthCheckResponse.ServingStatus} */ (jspb.Message.getFieldProto3(this, 1, 0)); +}; + + +/** @param {!proto.grpc.health.v1.HealthCheckResponse.ServingStatus} value */ +proto.grpc.health.v1.HealthCheckResponse.prototype.setStatus = function(value) { + jspb.Message.setField(this, 1, value); +}; + + +/** + * @enum {number} + */ +proto.grpc.health.v1.HealthCheckResponse.ServingStatus = { + UNKNOWN: 0, + SERVING: 1, + NOT_SERVING: 2 +}; + +goog.object.extend(exports, proto.grpc.health.v1); diff --git a/packages/grpc-native-core/index.js b/packages/grpc-native-core/index.js new file mode 100644 index 00000000..452b11f6 --- /dev/null +++ b/packages/grpc-native-core/index.js @@ -0,0 +1,255 @@ +/** + * @license + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var path = require('path'); +var fs = require('fs'); + +var SSL_ROOTS_PATH = path.resolve(__dirname, '..', '..', 'etc', 'roots.pem'); + +var _ = require('lodash'); + +var ProtoBuf = require('protobufjs'); + +var client = require('./src/client.js'); + +var server = require('./src/server.js'); + +var common = require('./src/common.js'); + +var Metadata = require('./src/metadata.js'); + +var grpc = require('./src/grpc_extension'); + +var protobuf_js_5_common = require('./src/protobuf_js_5_common'); +var protobuf_js_6_common = require('./src/protobuf_js_6_common'); + +var constants = require('./src/constants.js'); + +grpc.setDefaultRootsPem(fs.readFileSync(SSL_ROOTS_PATH, 'ascii')); + +/** + * @namespace grpc + */ + +/** + * Load a ProtoBuf.js object as a gRPC object. + * @memberof grpc + * @alias grpc.loadObject + * @param {Object} value The ProtoBuf.js reflection object to load + * @param {Object=} options Options to apply to the loaded file + * @param {bool=} [options.binaryAsBase64=false] deserialize bytes values as + * base64 strings instead of Buffers + * @param {bool=} [options.longsAsStrings=true] deserialize long values as + * strings instead of objects + * @param {bool=} [options.enumsAsStrings=true] deserialize enum values as + * strings instead of numbers. Only works with Protobuf.js 6 values. + * @param {bool=} [options.deprecatedArgumentOrder=false] use the beta method + * argument order for client methods, with optional arguments after the + * callback. This option is only a temporary stopgap measure to smooth an + * API breakage. It is deprecated, and new code should not use it. + * @param {(number|string)=} [options.protobufjsVersion='detect'] 5 and 6 + * respectively indicate that an object from the corresponding version of + * Protobuf.js is provided in the value argument. If the option is 'detect', + * gRPC wll guess what the version is based on the structure of the value. + * @return {Object} The resulting gRPC object. + */ +exports.loadObject = function loadObject(value, options) { + options = _.defaults(options, common.defaultGrpcOptions); + options = _.defaults(options, {'protobufjsVersion': 'detect'}); + var protobufjsVersion; + if (options.protobufjsVersion === 'detect') { + if (protobuf_js_6_common.isProbablyProtobufJs6(value)) { + protobufjsVersion = 6; + } else if (protobuf_js_5_common.isProbablyProtobufJs5(value)) { + protobufjsVersion = 5; + } else { + var error_message = 'Could not detect ProtoBuf.js version. Please ' + + 'specify the version number with the "protobufjs_version" option'; + throw new Error(error_message); + } + } else { + protobufjsVersion = options.protobufjsVersion; + } + switch (protobufjsVersion) { + case 6: return protobuf_js_6_common.loadObject(value, options); + case 5: + return protobuf_js_5_common.loadObject(value, options); + default: + throw new Error('Unrecognized protobufjsVersion', protobufjsVersion); + } +}; + +var loadObject = exports.loadObject; + +/** + * Load a gRPC object from a .proto file. + * @memberof grpc + * @alias grpc.load + * @param {string|{root: string, file: string}} filename The file to load + * @param {string=} format The file format to expect. Must be either 'proto' or + * 'json'. Defaults to 'proto' + * @param {Object=} options Options to apply to the loaded file + * @param {bool=} [options.convertFieldsToCamelCase=false] Load this file with + * field names in camel case instead of their original case + * @param {bool=} [options.binaryAsBase64=false] deserialize bytes values as + * base64 strings instead of Buffers + * @param {bool=} [options.longsAsStrings=true] deserialize long values as + * strings instead of objects + * @param {bool=} [options.deprecatedArgumentOrder=false] use the beta method + * argument order for client methods, with optional arguments after the + * callback. This option is only a temporary stopgap measure to smooth an + * API breakage. It is deprecated, and new code should not use it. + * @return {Object} The resulting gRPC object + */ +exports.load = function load(filename, format, options) { + options = _.defaults(options, common.defaultGrpcOptions); + options.protobufjsVersion = 5; + if (!format) { + format = 'proto'; + } + var convertFieldsToCamelCaseOriginal = ProtoBuf.convertFieldsToCamelCase; + if(options && options.hasOwnProperty('convertFieldsToCamelCase')) { + ProtoBuf.convertFieldsToCamelCase = options.convertFieldsToCamelCase; + } + var builder; + try { + switch(format) { + case 'proto': + builder = ProtoBuf.loadProtoFile(filename); + break; + case 'json': + builder = ProtoBuf.loadJsonFile(filename); + break; + default: + throw new Error('Unrecognized format "' + format + '"'); + } + } finally { + ProtoBuf.convertFieldsToCamelCase = convertFieldsToCamelCaseOriginal; + } + return loadObject(builder.ns, options); +}; + +var log_template = _.template( + '{severity} {timestamp}\t{file}:{line}]\t{message}', + {interpolate: /{([\s\S]+?)}/g}); + +/** + * Sets the logger function for the gRPC module. For debugging purposes, the C + * core will log synchronously directly to stdout unless this function is + * called. Note: the output format here is intended to be informational, and + * is not guaranteed to stay the same in the future. + * Logs will be directed to logger.error. + * @memberof grpc + * @alias grpc.setLogger + * @param {Console} logger A Console-like object. + */ +exports.setLogger = function setLogger(logger) { + common.logger = logger; + grpc.setDefaultLoggerCallback(function(file, line, severity, + message, timestamp) { + logger.error(log_template({ + file: path.basename(file), + line: line, + severity: severity, + message: message, + timestamp: timestamp.toISOString() + })); + }); +}; + +/** + * Sets the logger verbosity for gRPC module logging. The options are members + * of the grpc.logVerbosity map. + * @memberof grpc + * @alias grpc.setLogVerbosity + * @param {Number} verbosity The minimum severity to log + */ +exports.setLogVerbosity = function setLogVerbosity(verbosity) { + common.logVerbosity = verbosity; + grpc.setLogVerbosity(verbosity); +}; + +exports.Server = server.Server; + +exports.Metadata = Metadata; + +exports.status = constants.status; + +exports.propagate = constants.propagate; + +exports.callError = constants.callError; + +exports.writeFlags = constants.writeFlags; + +exports.logVerbosity = constants.logVerbosity; + +exports.credentials = require('./src/credentials.js'); + +/** + * ServerCredentials factories + * @constructor ServerCredentials + * @memberof grpc + */ +exports.ServerCredentials = grpc.ServerCredentials; + +/** + * Create insecure server credentials + * @name grpc.ServerCredentials.createInsecure + * @kind function + * @return grpc.ServerCredentials + */ + +/** + * A private key and certificate pair + * @typedef {Object} grpc.ServerCredentials~keyCertPair + * @property {Buffer} privateKey The server's private key + * @property {Buffer} certChain The server's certificate chain + */ + +/** + * Create SSL server credentials + * @name grpc.ServerCredentials.createInsecure + * @kind function + * @param {?Buffer} rootCerts Root CA certificates for validating client + * certificates + * @param {Array} keyCertPairs A list of + * private key and certificate chain pairs to be used for authenticating + * the server + * @param {boolean} [checkClientCertificate=false] Indicates that the server + * should request and verify the client's certificates + * @return grpc.ServerCredentials + */ + +exports.makeGenericClientConstructor = client.makeClientConstructor; + +exports.getClientChannel = client.getClientChannel; + +exports.waitForClientReady = client.waitForClientReady; + +/** + * @memberof grpc + * @alias grpc.closeClient + * @param {grpc.Client} client_obj The client to close + */ +exports.closeClient = function closeClient(client_obj) { + client.Client.prototype.close.apply(client_obj); +}; + +exports.Client = client.Client; diff --git a/packages/grpc-native-core/interop/async_delay_queue.js b/packages/grpc-native-core/interop/async_delay_queue.js new file mode 100644 index 00000000..43ac5738 --- /dev/null +++ b/packages/grpc-native-core/interop/async_delay_queue.js @@ -0,0 +1,64 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var _ = require('lodash'); + +/** + * This class represents a queue of callbacks that must happen sequentially, + * each with a specific delay after the previous event. + */ +function AsyncDelayQueue() { + this.queue = []; + + this.callback_pending = false; +} + +/** + * Run the next callback after its corresponding delay, if there are any + * remaining. + */ +AsyncDelayQueue.prototype.runNext = function() { + var next = this.queue.shift(); + var continueCallback = _.bind(this.runNext, this); + if (next) { + this.callback_pending = true; + setTimeout(function() { + next.callback(continueCallback); + }, next.delay); + } else { + this.callback_pending = false; + } +}; + +/** + * Add a callback to be called with a specific delay after now or after the + * current last item in the queue or current pending callback, whichever is + * latest. + * @param {function(function())} callback The callback + * @param {Number} The delay to apply, in milliseconds + */ +AsyncDelayQueue.prototype.add = function(callback, delay) { + this.queue.push({callback: callback, delay: delay}); + if (!this.callback_pending) { + this.runNext(); + } +}; + +module.exports = AsyncDelayQueue; diff --git a/packages/grpc-native-core/interop/interop_client.js b/packages/grpc-native-core/interop/interop_client.js new file mode 100644 index 00000000..f321d58a --- /dev/null +++ b/packages/grpc-native-core/interop/interop_client.js @@ -0,0 +1,621 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var fs = require('fs'); +var path = require('path'); +var grpc = require('..'); +var testProto = grpc.load({ + root: __dirname + '/../../..', + file: 'src/proto/grpc/testing/test.proto'}).grpc.testing; +var GoogleAuth = require('google-auth-library'); + +var assert = require('assert'); + +var SERVICE_ACCOUNT_EMAIL; +try { + SERVICE_ACCOUNT_EMAIL = require( + process.env.GOOGLE_APPLICATION_CREDENTIALS).client_email; +} catch (e) { + // This will cause the tests to fail if they need that string + SERVICE_ACCOUNT_EMAIL = null; +} + +var ECHO_INITIAL_KEY = 'x-grpc-test-echo-initial'; +var ECHO_TRAILING_KEY = 'x-grpc-test-echo-trailing-bin'; + +/** + * Create a buffer filled with size zeroes + * @param {number} size The length of the buffer + * @return {Buffer} The new buffer + */ +function zeroBuffer(size) { + var zeros = new Buffer(size); + zeros.fill(0); + return zeros; +} + +/** + * This is used for testing functions with multiple asynchronous calls that + * can happen in different orders. This should be passed the number of async + * function invocations that can occur last, and each of those should call this + * function's return value + * @param {function()} done The function that should be called when a test is + * complete. + * @param {number} count The number of calls to the resulting function if the + * test passes. + * @return {function()} The function that should be called at the end of each + * sequence of asynchronous functions. + */ +function multiDone(done, count) { + return function() { + count -= 1; + if (count <= 0) { + done(); + } + }; +} + +/** + * Run the empty_unary test + * @param {Client} client The client to test against + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function emptyUnary(client, done) { + client.emptyCall({}, function(err, resp) { + assert.ifError(err); + if (done) { + done(); + } + }); +} + +/** + * Run the large_unary test + * @param {Client} client The client to test against + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function largeUnary(client, done) { + var arg = { + response_type: 'COMPRESSABLE', + response_size: 314159, + payload: { + body: zeroBuffer(271828) + } + }; + client.unaryCall(arg, function(err, resp) { + assert.ifError(err); + assert.strictEqual(resp.payload.type, 'COMPRESSABLE'); + assert.strictEqual(resp.payload.body.length, 314159); + if (done) { + done(); + } + }); +} + +/** + * Run the client_streaming test + * @param {Client} client The client to test against + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function clientStreaming(client, done) { + var call = client.streamingInputCall(function(err, resp) { + assert.ifError(err); + assert.strictEqual(resp.aggregated_payload_size, 74922); + if (done) { + done(); + } + }); + var payload_sizes = [27182, 8, 1828, 45904]; + for (var i = 0; i < payload_sizes.length; i++) { + call.write({payload: {body: zeroBuffer(payload_sizes[i])}}); + } + call.end(); +} + +/** + * Run the server_streaming test + * @param {Client} client The client to test against + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function serverStreaming(client, done) { + var arg = { + response_type: 'COMPRESSABLE', + response_parameters: [ + {size: 31415}, + {size: 9}, + {size: 2653}, + {size: 58979} + ] + }; + var call = client.streamingOutputCall(arg); + var resp_index = 0; + call.on('data', function(value) { + assert(resp_index < 4); + assert.strictEqual(value.payload.type, 'COMPRESSABLE'); + assert.strictEqual(value.payload.body.length, + arg.response_parameters[resp_index].size); + resp_index += 1; + }); + call.on('end', function() { + assert.strictEqual(resp_index, 4); + if (done) { + done(); + } + }); + call.on('status', function(status) { + assert.strictEqual(status.code, grpc.status.OK); + }); +} + +/** + * Run the ping_pong test + * @param {Client} client The client to test against + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function pingPong(client, done) { + var payload_sizes = [27182, 8, 1828, 45904]; + var response_sizes = [31415, 9, 2653, 58979]; + var call = client.fullDuplexCall(); + call.on('status', function(status) { + assert.strictEqual(status.code, grpc.status.OK); + if (done) { + done(); + } + }); + var index = 0; + call.write({ + response_type: 'COMPRESSABLE', + response_parameters: [ + {size: response_sizes[index]} + ], + payload: {body: zeroBuffer(payload_sizes[index])} + }); + call.on('data', function(response) { + assert.strictEqual(response.payload.type, 'COMPRESSABLE'); + assert.equal(response.payload.body.length, response_sizes[index]); + index += 1; + if (index === 4) { + call.end(); + } else { + call.write({ + response_type: 'COMPRESSABLE', + response_parameters: [ + {size: response_sizes[index]} + ], + payload: {body: zeroBuffer(payload_sizes[index])} + }); + } + }); +} + +/** + * Run the empty_stream test. + * @param {Client} client The client to test against + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function emptyStream(client, done) { + var call = client.fullDuplexCall(); + call.on('status', function(status) { + assert.strictEqual(status.code, grpc.status.OK); + if (done) { + done(); + } + }); + call.on('data', function(value) { + assert.fail(value, null, 'No data should have been received', '!=='); + }); + call.end(); +} + +/** + * Run the cancel_after_begin test. + * @param {Client} client The client to test against + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function cancelAfterBegin(client, done) { + var call = client.streamingInputCall(function(err, resp) { + assert.strictEqual(err.code, grpc.status.CANCELLED); + done(); + }); + call.cancel(); +} + +/** + * Run the cancel_after_first_response test. + * @param {Client} client The client to test against + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function cancelAfterFirstResponse(client, done) { + var call = client.fullDuplexCall(); + call.write({ + response_type: 'COMPRESSABLE', + response_parameters: [ + {size: 31415} + ], + payload: {body: zeroBuffer(27182)} + }); + call.on('data', function(data) { + call.cancel(); + }); + call.on('error', function(error) { + assert.strictEqual(error.code, grpc.status.CANCELLED); + done(); + }); +} + +function timeoutOnSleepingServer(client, done) { + var deadline = new Date(); + deadline.setMilliseconds(deadline.getMilliseconds() + 1); + var call = client.fullDuplexCall({deadline: deadline}); + call.write({ + payload: {body: zeroBuffer(27182)} + }); + call.on('data', function() {}); + call.on('error', function(error) { + + assert(error.code === grpc.status.DEADLINE_EXCEEDED || + error.code === grpc.status.INTERNAL); + done(); + }); +} + +function customMetadata(client, done) { + done = multiDone(done, 5); + var metadata = new grpc.Metadata(); + metadata.set(ECHO_INITIAL_KEY, 'test_initial_metadata_value'); + metadata.set(ECHO_TRAILING_KEY, new Buffer('ababab', 'hex')); + var arg = { + response_type: 'COMPRESSABLE', + response_size: 314159, + payload: { + body: zeroBuffer(271828) + } + }; + var streaming_arg = { + response_parameters: [ + {size: 314159} + ], + payload: { + body: zeroBuffer(271828) + } + }; + var unary = client.unaryCall(arg, metadata, function(err, resp) { + assert.ifError(err); + done(); + }); + unary.on('metadata', function(metadata) { + assert.deepEqual(metadata.get(ECHO_INITIAL_KEY), + ['test_initial_metadata_value']); + done(); + }); + unary.on('status', function(status) { + var echo_trailer = status.metadata.get(ECHO_TRAILING_KEY); + assert(echo_trailer.length > 0); + assert.strictEqual(echo_trailer[0].toString('hex'), 'ababab'); + done(); + }); + var stream = client.fullDuplexCall(metadata); + stream.on('metadata', function(metadata) { + assert.deepEqual(metadata.get(ECHO_INITIAL_KEY), + ['test_initial_metadata_value']); + done(); + }); + stream.on('data', function() {}); + stream.on('status', function(status) { + var echo_trailer = status.metadata.get(ECHO_TRAILING_KEY); + assert(echo_trailer.length > 0); + assert.strictEqual(echo_trailer[0].toString('hex'), 'ababab'); + done(); + }); + stream.write(streaming_arg); + stream.end(); +} + +function statusCodeAndMessage(client, done) { + done = multiDone(done, 2); + var arg = { + response_status: { + code: 2, + message: 'test status message' + } + }; + client.unaryCall(arg, function(err, resp) { + assert(err); + assert.strictEqual(err.code, 2); + assert.strictEqual(err.message, 'test status message'); + done(); + }); + var duplex = client.fullDuplexCall(); + duplex.on('data', function() {}); + duplex.on('status', function(status) { + assert(status); + assert.strictEqual(status.code, 2); + assert.strictEqual(status.details, 'test status message'); + done(); + }); + duplex.on('error', function(){}); + duplex.write(arg); + duplex.end(); +} + +// NOTE: the client param to this function is from UnimplementedService +function unimplementedService(client, done) { + client.unimplementedCall({}, function(err, resp) { + assert(err); + assert.strictEqual(err.code, grpc.status.UNIMPLEMENTED); + done(); + }); +} + +// NOTE: the client param to this function is from TestService +function unimplementedMethod(client, done) { + client.unimplementedCall({}, function(err, resp) { + assert(err); + assert.strictEqual(err.code, grpc.status.UNIMPLEMENTED); + done(); + }); +} + +/** + * Run one of the authentication tests. + * @param {string} expected_user The expected username in the response + * @param {Client} client The client to test against + * @param {?string} scope The scope to apply to the credentials + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + */ +function authTest(expected_user, scope, client, done) { + var arg = { + response_type: 'COMPRESSABLE', + response_size: 314159, + payload: { + body: zeroBuffer(271828) + }, + fill_username: true, + fill_oauth_scope: true + }; + client.unaryCall(arg, function(err, resp) { + assert.ifError(err); + assert.strictEqual(resp.payload.type, 'COMPRESSABLE'); + assert.strictEqual(resp.payload.body.length, 314159); + assert.strictEqual(resp.username, expected_user); + if (scope) { + assert(scope.indexOf(resp.oauth_scope) > -1); + } + if (done) { + done(); + } + }); +} + +function computeEngineCreds(client, done, extra) { + authTest(extra.service_account, null, client, done); +} + +function serviceAccountCreds(client, done, extra) { + authTest(SERVICE_ACCOUNT_EMAIL, extra.oauth_scope, client, done); +} + +function jwtTokenCreds(client, done, extra) { + authTest(SERVICE_ACCOUNT_EMAIL, null, client, done); +} + +function oauth2Test(client, done, extra) { + var arg = { + fill_username: true, + fill_oauth_scope: true + }; + client.unaryCall(arg, function(err, resp) { + assert.ifError(err); + assert.strictEqual(resp.username, SERVICE_ACCOUNT_EMAIL); + assert(extra.oauth_scope.indexOf(resp.oauth_scope) > -1); + if (done) { + done(); + } + }); +} + +function perRpcAuthTest(client, done, extra) { + (new GoogleAuth()).getApplicationDefault(function(err, credential) { + assert.ifError(err); + var arg = { + fill_username: true, + fill_oauth_scope: true + }; + var scope = extra.oauth_scope; + if (credential.createScopedRequired() && scope) { + credential = credential.createScoped(scope); + } + var creds = grpc.credentials.createFromGoogleCredential(credential); + client.unaryCall(arg, {credentials: creds}, function(err, resp) { + assert.ifError(err); + assert.strictEqual(resp.username, SERVICE_ACCOUNT_EMAIL); + assert(extra.oauth_scope.indexOf(resp.oauth_scope) > -1); + if (done) { + done(); + } + }); + }); +} + +function getApplicationCreds(scope, callback) { + (new GoogleAuth()).getApplicationDefault(function(err, credential) { + if (err) { + callback(err); + return; + } + if (credential.createScopedRequired() && scope) { + credential = credential.createScoped(scope); + } + callback(null, grpc.credentials.createFromGoogleCredential(credential)); + }); +} + +function getOauth2Creds(scope, callback) { + (new GoogleAuth()).getApplicationDefault(function(err, credential) { + if (err) { + callback(err); + return; + } + credential = credential.createScoped(scope); + credential.getAccessToken(function(err, token) { + if (err) { + callback(err); + return; + } + var updateMd = function(service_url, callback) { + var metadata = new grpc.Metadata(); + metadata.add('authorization', 'Bearer ' + token); + callback(null, metadata); + }; + callback(null, grpc.credentials.createFromMetadataGenerator(updateMd)); + }); + }); +} + +/** + * Map from test case names to test functions + */ +var test_cases = { + empty_unary: {run: emptyUnary, + Client: testProto.TestService}, + large_unary: {run: largeUnary, + Client: testProto.TestService}, + client_streaming: {run: clientStreaming, + Client: testProto.TestService}, + server_streaming: {run: serverStreaming, + Client: testProto.TestService}, + ping_pong: {run: pingPong, + Client: testProto.TestService}, + empty_stream: {run: emptyStream, + Client: testProto.TestService}, + cancel_after_begin: {run: cancelAfterBegin, + Client: testProto.TestService}, + cancel_after_first_response: {run: cancelAfterFirstResponse, + Client: testProto.TestService}, + timeout_on_sleeping_server: {run: timeoutOnSleepingServer, + Client: testProto.TestService}, + custom_metadata: {run: customMetadata, + Client: testProto.TestService}, + status_code_and_message: {run: statusCodeAndMessage, + Client: testProto.TestService}, + unimplemented_service: {run: unimplementedService, + Client: testProto.UnimplementedService}, + unimplemented_method: {run: unimplementedMethod, + Client: testProto.TestService}, + compute_engine_creds: {run: computeEngineCreds, + Client: testProto.TestService, + getCreds: getApplicationCreds}, + service_account_creds: {run: serviceAccountCreds, + Client: testProto.TestService, + getCreds: getApplicationCreds}, + jwt_token_creds: {run: jwtTokenCreds, + Client: testProto.TestService, + getCreds: getApplicationCreds}, + oauth2_auth_token: {run: oauth2Test, + Client: testProto.TestService, + getCreds: getOauth2Creds}, + per_rpc_creds: {run: perRpcAuthTest, + Client: testProto.TestService} +}; + +exports.test_cases = test_cases; + +/** + * Execute a single test case. + * @param {string} address The address of the server to connect to, in the + * format 'hostname:port' + * @param {string} host_overrirde The hostname of the server to use as an SSL + * override + * @param {string} test_case The name of the test case to run + * @param {bool} tls Indicates that a secure channel should be used + * @param {function} done Callback to call when the test is completed. Included + * primarily for use with mocha + * @param {object=} extra Extra options for some tests + */ +function runTest(address, host_override, test_case, tls, test_ca, done, extra) { + // TODO(mlumish): enable TLS functionality + var options = {}; + var creds; + if (tls) { + var ca_path; + if (test_ca) { + ca_path = path.join(__dirname, '../test/data/ca.pem'); + var ca_data = fs.readFileSync(ca_path); + creds = grpc.credentials.createSsl(ca_data); + } else { + creds = grpc.credentials.createSsl(); + } + if (host_override) { + options['grpc.ssl_target_name_override'] = host_override; + options['grpc.default_authority'] = host_override; + } + } else { + creds = grpc.credentials.createInsecure(); + } + var test = test_cases[test_case]; + + var execute = function(err, creds) { + assert.ifError(err); + var client = new test.Client(address, creds, options); + test.run(client, done, extra); + }; + + if (test.getCreds) { + test.getCreds(extra.oauth_scope, function(err, new_creds) { + assert.ifError(err); + execute(err, grpc.credentials.combineChannelCredentials( + creds, new_creds)); + }); + } else { + execute(null, creds); + } +} + +if (require.main === module) { + var parseArgs = require('minimist'); + var argv = parseArgs(process.argv, { + string: ['server_host', 'server_host_override', 'server_port', 'test_case', + 'use_tls', 'use_test_ca', 'default_service_account', 'oauth_scope', + 'service_account_key_file'] + }); + var extra_args = { + service_account: argv.default_service_account, + oauth_scope: argv.oauth_scope + }; + runTest(argv.server_host + ':' + argv.server_port, argv.server_host_override, + argv.test_case, argv.use_tls === 'true', argv.use_test_ca === 'true', + function () { + console.log('OK:', argv.test_case); + }, extra_args); +} + +/** + * See docs for runTest + */ +exports.runTest = runTest; diff --git a/packages/grpc-native-core/interop/interop_server.js b/packages/grpc-native-core/interop/interop_server.js new file mode 100644 index 00000000..c2028af4 --- /dev/null +++ b/packages/grpc-native-core/interop/interop_server.js @@ -0,0 +1,241 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var fs = require('fs'); +var path = require('path'); +var _ = require('lodash'); +var AsyncDelayQueue = require('./async_delay_queue'); +var grpc = require('..'); +var testProto = grpc.load({ + root: __dirname + '/../../..', + file: 'src/proto/grpc/testing/test.proto'}).grpc.testing; + +var ECHO_INITIAL_KEY = 'x-grpc-test-echo-initial'; +var ECHO_TRAILING_KEY = 'x-grpc-test-echo-trailing-bin'; + +/** + * Create a buffer filled with size zeroes + * @param {number} size The length of the buffer + * @return {Buffer} The new buffer + */ +function zeroBuffer(size) { + var zeros = new Buffer(size); + zeros.fill(0); + return zeros; +} + +/** + * Echos a header metadata item as specified in the interop spec. + * @param {Call} call The call to echo metadata on + */ +function echoHeader(call) { + var echo_initial = call.metadata.get(ECHO_INITIAL_KEY); + if (echo_initial.length > 0) { + var response_metadata = new grpc.Metadata(); + response_metadata.set(ECHO_INITIAL_KEY, echo_initial[0]); + call.sendMetadata(response_metadata); + } +} + +/** + * Gets the trailer metadata that should be echoed when the call is done, + * as specified in the interop spec. + * @param {Call} call The call to get metadata from + * @return {grpc.Metadata} The metadata to send as a trailer + */ +function getEchoTrailer(call) { + var echo_trailer = call.metadata.get(ECHO_TRAILING_KEY); + var response_trailer = new grpc.Metadata(); + if (echo_trailer.length > 0) { + response_trailer.set(ECHO_TRAILING_KEY, echo_trailer[0]); + } + return response_trailer; +} + +function getPayload(payload_type, size) { + var body = zeroBuffer(size); + return {type: payload_type, body: body}; +} + +/** + * Respond to an empty parameter with an empty response. + * NOTE: this currently does not work due to issue #137 + * @param {Call} call Call to handle + * @param {function(Error, Object)} callback Callback to call with result + * or error + */ +function handleEmpty(call, callback) { + echoHeader(call); + callback(null, {}, getEchoTrailer(call)); +} + +/** + * Handle a unary request by sending the requested payload + * @param {Call} call Call to handle + * @param {function(Error, Object)} callback Callback to call with result or + * error + */ +function handleUnary(call, callback) { + echoHeader(call); + var req = call.request; + if (req.response_status) { + var status = req.response_status; + status.metadata = getEchoTrailer(call); + callback(status); + return; + } + var payload = getPayload(req.response_type, req.response_size); + callback(null, {payload: payload}, + getEchoTrailer(call)); +} + +/** + * Respond to a streaming call with the total size of all payloads + * @param {Call} call Call to handle + * @param {function(Error, Object)} callback Callback to call with result or + * error + */ +function handleStreamingInput(call, callback) { + echoHeader(call); + var aggregate_size = 0; + call.on('data', function(value) { + aggregate_size += value.payload.body.length; + }); + call.on('end', function() { + callback(null, {aggregated_payload_size: aggregate_size}, + getEchoTrailer(call)); + }); +} + +/** + * Respond to a payload request with a stream of the requested payloads + * @param {Call} call Call to handle + */ +function handleStreamingOutput(call) { + echoHeader(call); + var delay_queue = new AsyncDelayQueue(); + var req = call.request; + if (req.response_status) { + var status = req.response_status; + status.metadata = getEchoTrailer(call); + call.emit('error', status); + return; + } + _.each(req.response_parameters, function(resp_param) { + delay_queue.add(function(next) { + call.write({payload: getPayload(req.response_type, resp_param.size)}); + next(); + }, resp_param.interval_us); + }); + delay_queue.add(function(next) { + call.end(getEchoTrailer(call)); + next(); + }); +} + +/** + * Respond to a stream of payload requests with a stream of payload responses as + * they arrive. + * @param {Call} call Call to handle + */ +function handleFullDuplex(call) { + echoHeader(call); + var delay_queue = new AsyncDelayQueue(); + call.on('data', function(value) { + if (value.response_status) { + var status = value.response_status; + status.metadata = getEchoTrailer(call); + call.emit('error', status); + return; + } + _.each(value.response_parameters, function(resp_param) { + delay_queue.add(function(next) { + call.write({payload: getPayload(value.response_type, resp_param.size)}); + next(); + }, resp_param.interval_us); + }); + }); + call.on('end', function() { + delay_queue.add(function(next) { + call.end(getEchoTrailer(call)); + next(); + }); + }); +} + +/** + * Respond to a stream of payload requests with a stream of payload responses + * after all requests have arrived + * @param {Call} call Call to handle + */ +function handleHalfDuplex(call) { + call.emit('error', Error('HalfDuplexCall not yet implemented')); +} + +/** + * Get a server object bound to the given port + * @param {string} port Port to which to bind + * @param {boolean} tls Indicates that the bound port should use TLS + * @return {{server: Server, port: number}} Server object bound to the support, + * and port number that the server is bound to + */ +function getServer(port, tls) { + // TODO(mlumish): enable TLS functionality + var options = {}; + var server_creds; + if (tls) { + var key_path = path.join(__dirname, '../test/data/server1.key'); + var pem_path = path.join(__dirname, '../test/data/server1.pem'); + + var key_data = fs.readFileSync(key_path); + var pem_data = fs.readFileSync(pem_path); + server_creds = grpc.ServerCredentials.createSsl(null, + [{private_key: key_data, + cert_chain: pem_data}]); + } else { + server_creds = grpc.ServerCredentials.createInsecure(); + } + var server = new grpc.Server(options); + server.addService(testProto.TestService.service, { + emptyCall: handleEmpty, + unaryCall: handleUnary, + streamingOutputCall: handleStreamingOutput, + streamingInputCall: handleStreamingInput, + fullDuplexCall: handleFullDuplex, + halfDuplexCall: handleHalfDuplex + }); + var port_num = server.bind('0.0.0.0:' + port, server_creds); + return {server: server, port: port_num}; +} + +if (require.main === module) { + var parseArgs = require('minimist'); + var argv = parseArgs(process.argv, { + string: ['port', 'use_tls'] + }); + var server_obj = getServer(argv.port, argv.use_tls === 'true'); + console.log('Server attaching to port ' + argv.port); + server_obj.server.start(); +} + +/** + * See docs for getServer + */ +exports.getServer = getServer; diff --git a/packages/grpc-native-core/jsdoc_conf.json b/packages/grpc-native-core/jsdoc_conf.json new file mode 100644 index 00000000..2d967753 --- /dev/null +++ b/packages/grpc-native-core/jsdoc_conf.json @@ -0,0 +1,22 @@ +{ + "tags": { + "allowUnknownTags": true + }, + "source": { + "include": [ "src/node/index.js", "src/node/src" ], + "includePattern": "src/node/.+\\.js(doc)?$", + "excludePattern": "(^|\\/|\\\\)_" + }, + "opts": { + "package": "package.json", + "readme": "src/node/README.md" + }, + "plugins": ["plugins/markdown"], + "templates": { + "cleverLinks": false, + "monospaceLinks": false, + "default": { + "outputSourceFiles": true + } + } +} diff --git a/packages/grpc-native-core/performance/benchmark_client.js b/packages/grpc-native-core/performance/benchmark_client.js new file mode 100644 index 00000000..68afb8a6 --- /dev/null +++ b/packages/grpc-native-core/performance/benchmark_client.js @@ -0,0 +1,365 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * Benchmark client module + * @module + */ + +'use strict'; + +var fs = require('fs'); +var path = require('path'); +var util = require('util'); +var EventEmitter = require('events'); + +var async = require('async'); +var _ = require('lodash'); +var PoissonProcess = require('poisson-process'); +var Histogram = require('./histogram'); + +var genericService = require('./generic_service'); + +var grpc = require('../../../'); +var serviceProto = grpc.load({ + root: __dirname + '/../../..', + file: 'src/proto/grpc/testing/services.proto'}).grpc.testing; + +/** + * Create a buffer filled with size zeroes + * @param {number} size The length of the buffer + * @return {Buffer} The new buffer + */ +function zeroBuffer(size) { + var zeros = new Buffer(size); + zeros.fill(0); + return zeros; +} + +/** + * Convert a time difference, as returned by process.hrtime, to a number of + * nanoseconds. + * @param {Array.} time_diff The time diff, represented as + * [seconds, nanoseconds] + * @return {number} The total number of nanoseconds + */ +function timeDiffToNanos(time_diff) { + return time_diff[0] * 1e9 + time_diff[1]; +} + +/** + * The BenchmarkClient class. Opens channels to servers and makes RPCs based on + * parameters from the driver, and records statistics about those RPCs. + * @param {Array.} server_targets List of servers to connect to + * @param {number} channels The total number of channels to open + * @param {Object} histogram_params Options for setting up the histogram + * @param {Object=} security_params Options for TLS setup. If absent, don't use + * TLS + */ +function BenchmarkClient(server_targets, channels, histogram_params, + security_params) { + var options = { + "grpc.max_receive_message_length": -1, + "grpc.max_send_message_length": -1 + }; + var creds; + if (security_params) { + var ca_path; + if (security_params.use_test_ca) { + ca_path = path.join(__dirname, '../test/data/ca.pem'); + var ca_data = fs.readFileSync(ca_path); + creds = grpc.credentials.createSsl(ca_data); + } else { + creds = grpc.credentials.createSsl(); + } + if (security_params.server_host_override) { + var host_override = security_params.server_host_override; + options['grpc.ssl_target_name_override'] = host_override; + options['grpc.default_authority'] = host_override; + } + } else { + creds = grpc.credentials.createInsecure(); + } + + this.clients = []; + var GenericClient = grpc.makeGenericClientConstructor(genericService); + this.genericClients = []; + + for (var i = 0; i < channels; i++) { + this.clients[i] = new serviceProto.BenchmarkService( + server_targets[i % server_targets.length], creds, options); + this.genericClients[i] = new GenericClient( + server_targets[i % server_targets.length], creds, options); + } + + this.histogram = new Histogram(histogram_params.resolution, + histogram_params.max_possible); + + this.running = false; + + this.pending_calls = 0; +}; + +util.inherits(BenchmarkClient, EventEmitter); + +/** + * Start every client in the list of clients by waiting for each to be ready, + * then starting outstanding_rpcs_per_channel calls on each of them + * @param {Array} client_list The list of clients + * @param {Number} outstanding_rpcs_per_channel The number of calls to start + * on each client + * @param {function(grpc.Client)} makeCall Function to make a single call on + * a single client + * @param {EventEmitter} emitter The event emitter to send errors on, if + * necessary + */ +function startAllClients(client_list, outstanding_rpcs_per_channel, makeCall, + emitter) { + var ready_wait_funcs = _.map(client_list, function(client) { + return _.partial(grpc.waitForClientReady, client, Infinity); + }); + async.parallel(ready_wait_funcs, function(err) { + if (err) { + emitter.emit('error', err); + return; + } + + _.each(client_list, function(client) { + _.times(outstanding_rpcs_per_channel, function() { + makeCall(client); + }); + }); + }); +} + +/** + * Start a closed-loop test. For each channel, start + * outstanding_rpcs_per_channel RPCs. Then, whenever an RPC finishes, start + * another one. + * @param {number} outstanding_rpcs_per_channel Number of RPCs to start per + * channel + * @param {string} rpc_type Which method to call. Should be 'UNARY' or + * 'STREAMING' + * @param {number} req_size The size of the payload to send with each request + * @param {number} resp_size The size of payload to request be sent in responses + * @param {boolean} generic Indicates that the generic (non-proto) clients + * should be used + */ +BenchmarkClient.prototype.startClosedLoop = function( + outstanding_rpcs_per_channel, rpc_type, req_size, resp_size, generic) { + var self = this; + + self.running = true; + + self.last_wall_time = process.hrtime(); + + self.last_usage = process.cpuUsage(); + + var makeCall; + + var argument; + var client_list; + if (generic) { + argument = zeroBuffer(req_size); + client_list = self.genericClients; + } else { + argument = { + response_size: resp_size, + payload: { + body: zeroBuffer(req_size) + } + }; + client_list = self.clients; + } + + if (rpc_type == 'UNARY') { + makeCall = function(client) { + if (self.running) { + self.pending_calls++; + var start_time = process.hrtime(); + client.unaryCall(argument, function(error, response) { + if (error) { + self.emit('error', new Error('Client error: ' + error.message)); + self.running = false; + return; + } + var time_diff = process.hrtime(start_time); + self.histogram.add(timeDiffToNanos(time_diff)); + makeCall(client); + self.pending_calls--; + if ((!self.running) && self.pending_calls == 0) { + self.emit('finished'); + } + }); + } + }; + } else { + makeCall = function(client) { + if (self.running) { + self.pending_calls++; + var call = client.streamingCall(); + var start_time = process.hrtime(); + call.write(argument); + call.on('data', function() { + var time_diff = process.hrtime(start_time); + self.histogram.add(timeDiffToNanos(time_diff)); + self.pending_calls--; + if (self.running) { + self.pending_calls++; + start_time = process.hrtime(); + call.write(argument); + } else { + call.end(); + if (self.pending_calls == 0) { + self.emit('finished'); + } + } + }); + call.on('error', function(error) { + self.emit('error', new Error('Client error: ' + error.message)); + self.running = false; + }); + } + }; + } + + startAllClients(client_list, outstanding_rpcs_per_channel, makeCall, self); +}; + +/** + * Start a poisson test. For each channel, this initiates a number of Poisson + * processes equal to outstanding_rpcs_per_channel, where each Poisson process + * has the load parameter offered_load. + * @param {number} outstanding_rpcs_per_channel Number of RPCs to start per + * channel + * @param {string} rpc_type Which method to call. Should be 'UNARY' or + * 'STREAMING' + * @param {number} req_size The size of the payload to send with each request + * @param {number} resp_size The size of payload to request be sent in responses + * @param {number} offered_load The load parameter for the Poisson process + * @param {boolean} generic Indicates that the generic (non-proto) clients + * should be used + */ +BenchmarkClient.prototype.startPoisson = function( + outstanding_rpcs_per_channel, rpc_type, req_size, resp_size, offered_load, + generic) { + var self = this; + + self.running = true; + + self.last_wall_time = process.hrtime(); + + self.last_usage = process.cpuUsage(); + + var makeCall; + + var argument; + var client_list; + if (generic) { + argument = zeroBuffer(req_size); + client_list = self.genericClients; + } else { + argument = { + response_size: resp_size, + payload: { + body: zeroBuffer(req_size) + } + }; + client_list = self.clients; + } + + if (rpc_type == 'UNARY') { + makeCall = function(client, poisson) { + if (self.running) { + self.pending_calls++; + var start_time = process.hrtime(); + client.unaryCall(argument, function(error, response) { + if (error) { + self.emit('error', new Error('Client error: ' + error.message)); + self.running = false; + return; + } + var time_diff = process.hrtime(start_time); + self.histogram.add(timeDiffToNanos(time_diff)); + self.pending_calls--; + if ((!self.running) && self.pending_calls == 0) { + self.emit('finished'); + } + }); + } else { + poisson.stop(); + } + }; + } else { + self.emit('error', new Error('Streaming Poisson benchmarks not supported')); + return; + } + + var averageIntervalMs = (1 / offered_load) * 1000; + + startAllClients(client_list, outstanding_rpcs_per_channel, function(client){ + var p = PoissonProcess.create(averageIntervalMs, function() { + makeCall(client, p); + }); + p.start(); + }, self); +}; + +/** + * Return curent statistics for the client. If reset is set, restart + * statistic collection. + * @param {boolean} reset Indicates that statistics should be reset + * @return {object} Client statistics + */ +BenchmarkClient.prototype.mark = function(reset) { + var wall_time_diff = process.hrtime(this.last_wall_time); + var usage_diff = process.cpuUsage(this.last_usage); + var histogram = this.histogram; + if (reset) { + this.last_wall_time = process.hrtime(); + this.last_usage = process.cpuUsage(); + this.histogram = new Histogram(histogram.resolution, + histogram.max_possible); + } + + return { + latencies: { + bucket: histogram.getContents(), + min_seen: histogram.minimum(), + max_seen: histogram.maximum(), + sum: histogram.getSum(), + sum_of_squares: histogram.sumOfSquares(), + count: histogram.getCount() + }, + time_elapsed: wall_time_diff[0] + wall_time_diff[1] / 1e9, + time_user: usage_diff.user / 1000000, + time_system: usage_diff.system / 1000000 + }; +}; + +/** + * Stop the clients. + * @param {function} callback Called when the clients have finished shutting + * down + */ +BenchmarkClient.prototype.stop = function(callback) { + this.running = false; + this.on('finished', callback); +}; + +module.exports = BenchmarkClient; diff --git a/packages/grpc-native-core/performance/benchmark_client_express.js b/packages/grpc-native-core/performance/benchmark_client_express.js new file mode 100644 index 00000000..815843fe --- /dev/null +++ b/packages/grpc-native-core/performance/benchmark_client_express.js @@ -0,0 +1,287 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * Benchmark client module + * @module + */ + +'use strict'; + +var fs = require('fs'); +var path = require('path'); +var util = require('util'); +var EventEmitter = require('events'); +var http = require('http'); +var https = require('https'); + +var async = require('async'); +var _ = require('lodash'); +var PoissonProcess = require('poisson-process'); +var Histogram = require('./histogram'); + +/** + * Convert a time difference, as returned by process.hrtime, to a number of + * nanoseconds. + * @param {Array.} time_diff The time diff, represented as + * [seconds, nanoseconds] + * @return {number} The total number of nanoseconds + */ +function timeDiffToNanos(time_diff) { + return time_diff[0] * 1e9 + time_diff[1]; +} + +function BenchmarkClient(server_targets, channels, histogram_params, + security_params) { + var options = { + method: 'PUT', + headers: { + 'Content-Type': 'application/json' + } + }; + var protocol; + if (security_params) { + var ca_path; + protocol = https; + this.request = _.bind(https.request, https); + if (security_params.use_test_ca) { + ca_path = path.join(__dirname, '../test/data/ca.pem'); + var ca_data = fs.readFileSync(ca_path); + options.ca = ca_data; + } + if (security_params.server_host_override) { + var host_override = security_params.server_host_override; + options.servername = host_override; + } + } else { + protocol = http; + } + + this.request = _.bind(protocol.request, protocol); + + this.client_options = []; + + for (var i = 0; i < channels; i++) { + var host_port; + host_port = server_targets[i % server_targets.length].split(':'); + var new_options = _.assign({hostname: host_port[0], port: +host_port[1]}, options); + this.client_options[i] = new_options; + } + + this.histogram = new Histogram(histogram_params.resolution, + histogram_params.max_possible); + + this.running = false; + + this.pending_calls = 0; +} + +util.inherits(BenchmarkClient, EventEmitter); + +function startAllClients(client_options_list, outstanding_rpcs_per_channel, + makeCall, emitter) { + _.each(client_options_list, function(client_options) { + _.times(outstanding_rpcs_per_channel, function() { + makeCall(client_options); + }); + }); +} + +BenchmarkClient.prototype.startClosedLoop = function( + outstanding_rpcs_per_channel, rpc_type, req_size, resp_size, generic) { + var self = this; + + var options = {}; + + self.running = true; + + if (rpc_type == 'UNARY') { + options.path = '/serviceProto.BenchmarkService.service/unaryCall'; + } else { + self.emit('error', new Error('Unsupported rpc_type: ' + rpc_type)); + } + + if (generic) { + self.emit('error', new Error('Generic client not supported')); + } + + self.last_wall_time = process.hrtime(); + self.last_usage = process.cpuUsage(); + + var argument = { + response_size: resp_size, + payload: { + body: '0'.repeat(req_size) + } + }; + + function makeCall(client_options) { + if (self.running) { + self.pending_calls++; + var start_time = process.hrtime(); + function finishCall(success) { + if (success) { + var time_diff = process.hrtime(start_time); + self.histogram.add(timeDiffToNanos(time_diff)); + } + makeCall(client_options); + self.pending_calls--; + if ((!self.running) && self.pending_calls == 0) { + self.emit('finished'); + } + } + var req = self.request(client_options, function(res) { + var res_data = ''; + res.on('data', function(data) { + res_data += data; + }); + res.on('end', function() { + JSON.parse(res_data); + finishCall(true); + }); + }); + req.write(JSON.stringify(argument)); + req.end(); + req.on('error', function(error) { + if (error.code === 'ECONNRESET' || error.code === 'ETIMEDOUT') { + finishCall(false); + return; + } + self.emit('error', new Error('Client error: ' + error.message)); + self.running = false; + }); + } + } + + startAllClients(_.map(self.client_options, _.partial(_.assign, options)), + outstanding_rpcs_per_channel, makeCall, self); +}; + +BenchmarkClient.prototype.startPoisson = function( + outstanding_rpcs_per_channel, rpc_type, req_size, resp_size, offered_load, + generic) { + var self = this; + + var options = {}; + + self.running = true; + + if (rpc_type == 'UNARY') { + options.path = '/serviceProto.BenchmarkService.service/unaryCall'; + } else { + self.emit('error', new Error('Unsupported rpc_type: ' + rpc_type)); + } + + if (generic) { + self.emit('error', new Error('Generic client not supported')); + } + + self.last_wall_time = process.hrtime(); + self.last_usage = process.cpuUsage(); + + var argument = { + response_size: resp_size, + payload: { + body: '0'.repeat(req_size) + } + }; + + function makeCall(client_options, poisson) { + if (self.running) { + self.pending_calls++; + var start_time = process.hrtime(); + var req = self.request(client_options, function(res) { + var res_data = ''; + res.on('data', function(data) { + res_data += data; + }); + res.on('end', function() { + JSON.parse(res_data); + var time_diff = process.hrtime(start_time); + self.histogram.add(timeDiffToNanos(time_diff)); + self.pending_calls--; + if ((!self.running) && self.pending_calls == 0) { + self.emit('finished'); + } + }); + }); + req.write(JSON.stringify(argument)); + req.end(); + req.on('error', function(error) { + self.emit('error', new Error('Client error: ' + error.message)); + self.running = false; + }); + } else { + poisson.stop(); + } + } + + var averageIntervalMs = (1 / offered_load) * 1000; + + startAllClients(_.map(self.client_options, _.partial(_.assign, options)), + outstanding_rpcs_per_channel, function(opts){ + var p = PoissonProcess.create(averageIntervalMs, function() { + makeCall(opts, p); + }); + p.start(); + }, self); +}; + +/** + * Return curent statistics for the client. If reset is set, restart + * statistic collection. + * @param {boolean} reset Indicates that statistics should be reset + * @return {object} Client statistics + */ +BenchmarkClient.prototype.mark = function(reset) { + var wall_time_diff = process.hrtime(this.last_wall_time); + var usage_diff = process.cpuUsage(this.last_usage); + var histogram = this.histogram; + if (reset) { + this.last_wall_time = process.hrtime(); + this.last_usage = process.cpuUsage(); + this.histogram = new Histogram(histogram.resolution, + histogram.max_possible); + } + + return { + latencies: { + bucket: histogram.getContents(), + min_seen: histogram.minimum(), + max_seen: histogram.maximum(), + sum: histogram.getSum(), + sum_of_squares: histogram.sumOfSquares(), + count: histogram.getCount() + }, + time_elapsed: wall_time_diff[0] + wall_time_diff[1] / 1e9, + time_user: usage_diff.user / 1000000, + time_system: usage_diff.system / 1000000 + }; +}; + +/** + * Stop the clients. + * @param {function} callback Called when the clients have finished shutting + * down + */ +BenchmarkClient.prototype.stop = function(callback) { + this.running = false; + this.on('finished', callback); +}; + +module.exports = BenchmarkClient; diff --git a/packages/grpc-native-core/performance/benchmark_server.js b/packages/grpc-native-core/performance/benchmark_server.js new file mode 100644 index 00000000..8d3a2b90 --- /dev/null +++ b/packages/grpc-native-core/performance/benchmark_server.js @@ -0,0 +1,189 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * Benchmark server module + * @module + */ + +'use strict'; + +var fs = require('fs'); +var path = require('path'); +var EventEmitter = require('events'); +var util = require('util'); + +var genericService = require('./generic_service'); + +var grpc = require('../../../'); +var serviceProto = grpc.load({ + root: __dirname + '/../../..', + file: 'src/proto/grpc/testing/services.proto'}).grpc.testing; + +/** + * Create a buffer filled with size zeroes + * @param {number} size The length of the buffer + * @return {Buffer} The new buffer + */ +function zeroBuffer(size) { + var zeros = new Buffer(size); + zeros.fill(0); + return zeros; +} + +/** + * Handler for the unary benchmark method. Simply responds with a payload + * containing the requested number of zero bytes. + * @param {Call} call The call object to be handled + * @param {function} callback The callback to call with the response + */ +function unaryCall(call, callback) { + var req = call.request; + var payload = {body: zeroBuffer(req.response_size)}; + callback(null, {payload: payload}); +} + +/** + * Handler for the streaming benchmark method. Simply responds to each request + * with a payload containing the requested number of zero bytes. + * @param {Call} call The call object to be handled + */ +function streamingCall(call) { + call.on('data', function(value) { + var payload = {body: zeroBuffer(value.response_size)}; + call.write({payload: payload}); + }); + call.on('end', function() { + call.end(); + }); +} + +function makeUnaryGenericCall(response_size) { + var response = zeroBuffer(response_size); + return function unaryGenericCall(call, callback) { + callback(null, response); + }; +} + +function makeStreamingGenericCall(response_size) { + var response = zeroBuffer(response_size); + return function streamingGenericCall(call) { + call.on('data', function(value) { + call.write(response); + }); + call.on('end', function() { + call.end(); + }); + }; +} + +/** + * BenchmarkServer class. Constructed based on parameters from the driver and + * stores statistics. + * @param {string} host The host to serve on + * @param {number} port The port to listen to + * @param {boolean} tls Indicates whether TLS should be used + * @param {boolean} generic Indicates whether to use the generic service + * @param {number=} response_size The response size for the generic service + */ +function BenchmarkServer(host, port, tls, generic, response_size) { + var server_creds; + var host_override; + if (tls) { + var key_path = path.join(__dirname, '../test/data/server1.key'); + var pem_path = path.join(__dirname, '../test/data/server1.pem'); + + var key_data = fs.readFileSync(key_path); + var pem_data = fs.readFileSync(pem_path); + server_creds = grpc.ServerCredentials.createSsl(null, + [{private_key: key_data, + cert_chain: pem_data}]); + } else { + server_creds = grpc.ServerCredentials.createInsecure(); + } + + var options = { + "grpc.max_receive_message_length": -1, + "grpc.max_send_message_length": -1 + }; + + var server = new grpc.Server(options); + this.port = server.bind(host + ':' + port, server_creds); + if (generic) { + server.addService(genericService, { + unaryCall: makeUnaryGenericCall(response_size), + streamingCall: makeStreamingGenericCall(response_size) + }); + } else { + server.addService(serviceProto.BenchmarkService.service, { + unaryCall: unaryCall, + streamingCall: streamingCall + }); + } + this.server = server; +} + +util.inherits(BenchmarkServer, EventEmitter); + +/** + * Start the benchmark server. + */ +BenchmarkServer.prototype.start = function() { + this.server.start(); + this.last_wall_time = process.hrtime(); + this.last_usage = process.cpuUsage(); + this.emit('started'); +}; + +/** + * Return the port number that the server is bound to. + * @return {Number} The port number + */ +BenchmarkServer.prototype.getPort = function() { + return this.port; +}; + +/** + * Return current statistics for the server. If reset is set, restart + * statistic collection. + * @param {boolean} reset Indicates that statistics should be reset + * @return {object} Server statistics + */ +BenchmarkServer.prototype.mark = function(reset) { + var wall_time_diff = process.hrtime(this.last_wall_time); + var usage_diff = process.cpuUsage(this.last_usage); + if (reset) { + this.last_wall_time = process.hrtime(); + this.last_usage = process.cpuUsage(); + } + return { + time_elapsed: wall_time_diff[0] + wall_time_diff[1] / 1e9, + time_user: usage_diff.user / 1000000, + time_system: usage_diff.system / 1000000 + }; +}; + +/** + * Stop the server. + * @param {function} callback Called when the server has finished shutting down + */ +BenchmarkServer.prototype.stop = function(callback) { + this.server.tryShutdown(callback); +}; + +module.exports = BenchmarkServer; diff --git a/packages/grpc-native-core/performance/benchmark_server_express.js b/packages/grpc-native-core/performance/benchmark_server_express.js new file mode 100644 index 00000000..73e54091 --- /dev/null +++ b/packages/grpc-native-core/performance/benchmark_server_express.js @@ -0,0 +1,96 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * Benchmark server module + * @module + */ + +'use strict'; + +var fs = require('fs'); +var path = require('path'); +var http = require('http'); +var https = require('https'); +var EventEmitter = require('events'); +var util = require('util'); + +var express = require('express'); +var bodyParser = require('body-parser'); + +function unaryCall(req, res) { + var reqObj = req.body; + var payload = {body: '0'.repeat(reqObj.response_size)}; + res.json(payload); +} + +function BenchmarkServer(host, port, tls, generic, response_size) { + var app = express(); + app.use(bodyParser.json()); + app.put('/serviceProto.BenchmarkService.service/unaryCall', unaryCall); + this.input_host = host; + this.input_port = port; + if (tls) { + var credentials = {}; + var key_path = path.join(__dirname, '../test/data/server1.key'); + var pem_path = path.join(__dirname, '../test/data/server1.pem'); + + var key_data = fs.readFileSync(key_path); + var pem_data = fs.readFileSync(pem_path); + credentials['key'] = key_data; + credentials['cert'] = pem_data; + this.server = https.createServer(credentials, app); + } else { + this.server = http.createServer(app); + } +} + +util.inherits(BenchmarkServer, EventEmitter); + +BenchmarkServer.prototype.start = function() { + var self = this; + this.server.listen(this.input_port, this.input_hostname, function() { + self.last_wall_time = process.hrtime(); + self.last_usage = process.cpuUsage(); + self.emit('started'); + }); +}; + +BenchmarkServer.prototype.getPort = function() { + return this.server.address().port; +}; + +BenchmarkServer.prototype.mark = function(reset) { + var wall_time_diff = process.hrtime(this.last_wall_time); + var usage_diff = process.cpuUsage(this.last_usage); + if (reset) { + this.last_wall_time = process.hrtime(); + this.last_usage = process.cpuUsage(); + } + return { + time_elapsed: wall_time_diff[0] + wall_time_diff[1] / 1e9, + time_user: usage_diff.user / 1000000, + time_system: usage_diff.system / 1000000 + }; +}; + +BenchmarkServer.prototype.stop = function(callback) { + this.server.close(callback); +}; + +module.exports = BenchmarkServer; diff --git a/packages/grpc-native-core/performance/generic_service.js b/packages/grpc-native-core/performance/generic_service.js new file mode 100644 index 00000000..8e76c50d --- /dev/null +++ b/packages/grpc-native-core/performance/generic_service.js @@ -0,0 +1,40 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +var _ = require('lodash'); + +module.exports = { + 'unaryCall' : { + path: '/grpc.testing.BenchmarkService/UnaryCall', + requestStream: false, + responseStream: false, + requestSerialize: _.identity, + requestDeserialize: _.identity, + responseSerialize: _.identity, + responseDeserialize: _.identity + }, + 'streamingCall' : { + path: '/grpc.testing.BenchmarkService/StreamingCall', + requestStream: true, + responseStream: true, + requestSerialize: _.identity, + requestDeserialize: _.identity, + responseSerialize: _.identity, + responseDeserialize: _.identity + } +}; diff --git a/packages/grpc-native-core/performance/histogram.js b/packages/grpc-native-core/performance/histogram.js new file mode 100644 index 00000000..a03f2c13 --- /dev/null +++ b/packages/grpc-native-core/performance/histogram.js @@ -0,0 +1,165 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * Histogram module. Exports the Histogram class + * @module + */ + +'use strict'; + +/** + * Histogram class. Collects data and exposes a histogram and other statistics. + * This data structure is taken directly from src/core/support/histogram.c, but + * pared down to the statistics needed for client stats in + * test/proto/benchmarks/stats.proto. + * @constructor + * @param {number} resolution The histogram's bucket resolution. Must be positive + * @param {number} max_possible The maximum allowed value. Must be greater than 1 + */ +function Histogram(resolution, max_possible) { + this.resolution = resolution; + this.max_possible = max_possible; + + this.sum = 0; + this.sum_of_squares = 0; + this.multiplier = 1 + resolution; + this.count = 0; + this.min_seen = max_possible; + this.max_seen = 0; + this.buckets = []; + for (var i = 0; i < this.bucketFor(max_possible) + 1; i++) { + this.buckets[i] = 0; + } +} + +/** + * Get the bucket index for a given value. + * @param {number} value The value to check + * @return {number} The bucket index + */ +Histogram.prototype.bucketFor = function(value) { + return Math.floor(Math.log(value) / Math.log(this.multiplier)); +}; + +/** + * Get the minimum value for a given bucket index + * @param {number} The bucket index to check + * @return {number} The minimum value for that bucket + */ +Histogram.prototype.bucketStart = function(index) { + return Math.pow(this.multiplier, index); +}; + +/** + * Add a value to the histogram. This updates all statistics with the new + * value. Those statistics should not be modified except with this function + * @param {number} value The value to add + */ +Histogram.prototype.add = function(value) { + // Ensure value is a number + value = +value; + this.sum += value; + this.sum_of_squares += value * value; + this.count++; + if (value < this.min_seen) { + this.min_seen = value; + } + if (value > this.max_seen) { + this.max_seen = value; + } + this.buckets[this.bucketFor(value)]++; +}; + +/** + * Get the mean of all added values + * @return {number} The mean + */ +Histogram.prototype.mean = function() { + return this.sum / this.count; +}; + +/** + * Get the variance of all added values. Used to calulate the standard deviation + * @return {number} The variance + */ +Histogram.prototype.variance = function() { + if (this.count == 0) { + return 0; + } + return (this.sum_of_squares * this.count - this.sum * this.sum) / + (this.count * this.count); +}; + +/** + * Get the standard deviation of all added values + * @return {number} The standard deviation + */ +Histogram.prototype.stddev = function() { + return Math.sqrt(this.variance); +}; + +/** + * Get the maximum among all added values + * @return {number} The maximum + */ +Histogram.prototype.maximum = function() { + return this.max_seen; +}; + +/** + * Get the minimum among all added values + * @return {number} The minimum + */ +Histogram.prototype.minimum = function() { + return this.min_seen; +}; + +/** + * Get the number of all added values + * @return {number} The count + */ +Histogram.prototype.getCount = function() { + return this.count; +}; + +/** + * Get the sum of all added values + * @return {number} The sum + */ +Histogram.prototype.getSum = function() { + return this.sum; +}; + +/** + * Get the sum of squares of all added values + * @return {number} The sum of squares + */ +Histogram.prototype.sumOfSquares = function() { + return this.sum_of_squares; +}; + +/** + * Get the raw histogram as a list of bucket sizes + * @return {Array.} The buckets + */ +Histogram.prototype.getContents = function() { + return this.buckets; +}; + +module.exports = Histogram; diff --git a/packages/grpc-native-core/performance/worker.js b/packages/grpc-native-core/performance/worker.js new file mode 100644 index 00000000..d0fb3bcb --- /dev/null +++ b/packages/grpc-native-core/performance/worker.js @@ -0,0 +1,50 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var console = require('console'); +var WorkerServiceImpl = require('./worker_service_impl'); + +var grpc = require('../../../'); +var serviceProto = grpc.load({ + root: __dirname + '/../../..', + file: 'src/proto/grpc/testing/services.proto'}).grpc.testing; + +function runServer(port, benchmark_impl) { + var server_creds = grpc.ServerCredentials.createInsecure(); + var server = new grpc.Server(); + server.addService(serviceProto.WorkerService.service, + new WorkerServiceImpl(benchmark_impl, server)); + var address = '0.0.0.0:' + port; + server.bind(address, server_creds); + server.start(); + console.log('running QPS worker on %s', address); + return server; +} + +if (require.main === module) { + Error.stackTraceLimit = Infinity; + var parseArgs = require('minimist'); + var argv = parseArgs(process.argv, { + string: ['driver_port', 'benchmark_impl'] + }); + runServer(argv.driver_port, argv.benchmark_impl); +} + +exports.runServer = runServer; diff --git a/packages/grpc-native-core/performance/worker_service_impl.js b/packages/grpc-native-core/performance/worker_service_impl.js new file mode 100644 index 00000000..a73d77ef --- /dev/null +++ b/packages/grpc-native-core/performance/worker_service_impl.js @@ -0,0 +1,183 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var os = require('os'); +var console = require('console'); +var BenchmarkClient = require('./benchmark_client'); +var BenchmarkServer = require('./benchmark_server'); + +module.exports = function WorkerServiceImpl(benchmark_impl, server) { + var BenchmarkClient; + var BenchmarkServer; + switch (benchmark_impl) { + case 'grpc': + BenchmarkClient = require('./benchmark_client'); + BenchmarkServer = require('./benchmark_server'); + break; + case 'express': + BenchmarkClient = require('./benchmark_client_express'); + BenchmarkServer = require('./benchmark_server_express'); + break; + default: + throw new Error('Unrecognized benchmark impl: ' + benchmark_impl); + } + + this.quitWorker = function quitWorker(call, callback) { + callback(null, {}); + server.tryShutdown(function() {}); + }; + + this.runClient = function runClient(call) { + var client; + call.on('data', function(request) { + var stats; + switch (request.argtype) { + case 'setup': + var setup = request.setup; + console.log('ClientConfig %j', setup); + client = new BenchmarkClient(setup.server_targets, + setup.client_channels, + setup.histogram_params, + setup.security_params); + client.on('error', function(error) { + call.emit('error', error); + }); + var req_size, resp_size, generic; + switch (setup.payload_config.payload) { + case 'bytebuf_params': + req_size = setup.payload_config.bytebuf_params.req_size; + resp_size = setup.payload_config.bytebuf_params.resp_size; + generic = true; + break; + case 'simple_params': + req_size = setup.payload_config.simple_params.req_size; + resp_size = setup.payload_config.simple_params.resp_size; + generic = false; + break; + default: + call.emit('error', new Error('Unsupported PayloadConfig type' + + setup.payload_config.payload)); + return; + } + switch (setup.load_params.load) { + case 'closed_loop': + client.startClosedLoop(setup.outstanding_rpcs_per_channel, + setup.rpc_type, req_size, resp_size, generic); + break; + case 'poisson': + client.startPoisson(setup.outstanding_rpcs_per_channel, + setup.rpc_type, req_size, resp_size, + setup.load_params.poisson.offered_load, generic); + break; + default: + call.emit('error', new Error('Unsupported LoadParams type' + + setup.load_params.load)); + return; + } + stats = client.mark(); + call.write({ + stats: stats + }); + break; + case 'mark': + if (client) { + stats = client.mark(request.mark.reset); + call.write({ + stats: stats + }); + } else { + call.emit('error', new Error('Got Mark before ClientConfig')); + } + break; + default: + throw new Error('Nonexistent client argtype option: ' + request.argtype); + } + }); + call.on('end', function() { + client.stop(function() { + call.end(); + }); + }); + }; + + this.runServer = function runServer(call) { + var server; + call.on('data', function(request) { + var stats; + switch (request.argtype) { + case 'setup': + console.log('ServerConfig %j', request.setup); + var setup = request.setup; + var resp_size, generic; + if (setup.payload_config) { + switch (setup.payload_config.payload) { + case 'bytebuf_params': + resp_size = setup.payload_config.bytebuf_params.resp_size; + generic = true; + break; + case 'simple_params': + resp_size = setup.payload_config.simple_params.resp_size; + generic = false; + break; + default: + call.emit('error', new Error('Unsupported PayloadConfig type' + + setup.payload_config.payload)); + return; + } + } + server = new BenchmarkServer('[::]', request.setup.port, + request.setup.security_params, + generic, resp_size); + server.on('started', function() { + stats = server.mark(); + call.write({ + stats: stats, + port: server.getPort() + }); + }); + server.start(); + break; + case 'mark': + if (server) { + stats = server.mark(request.mark.reset); + call.write({ + stats: stats, + port: server.getPort(), + cores: 1 + }); + } else { + call.emit('error', new Error('Got Mark before ServerConfig')); + } + break; + default: + throw new Error('Nonexistent server argtype option'); + } + }); + call.on('end', function() { + server.stop(function() { + call.end(); + }); + }); + }; + + this.coreCount = function coreCount(call, callback) { + callback(null, {cores: os.cpus().length}); + }; +}; diff --git a/packages/grpc-native-core/src/client.js b/packages/grpc-native-core/src/client.js new file mode 100644 index 00000000..edc51b78 --- /dev/null +++ b/packages/grpc-native-core/src/client.js @@ -0,0 +1,951 @@ +/** + * @license + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * Client module + * + * This module contains the factory method for creating Client classes, and the + * method calling code for all types of methods. + * + * @example Create a client and call a method on it + * + * var proto_obj = grpc.load(proto_file_path); + * var Client = proto_obj.package.subpackage.ServiceName; + * var client = new Client(server_address, client_credentials); + * var call = client.unaryMethod(arguments, callback); + */ + +'use strict'; + +var _ = require('lodash'); +var arguejs = require('arguejs'); + +var grpc = require('./grpc_extension'); + +var common = require('./common'); + +var Metadata = require('./metadata'); + +var constants = require('./constants'); + +var EventEmitter = require('events').EventEmitter; + +var stream = require('stream'); + +var Readable = stream.Readable; +var Writable = stream.Writable; +var Duplex = stream.Duplex; +var util = require('util'); +var version = require('../../../package.json').version; + +/** + * Initial response metadata sent by the server when it starts processing the + * call + * @event grpc~ClientUnaryCall#metadata + * @type {grpc.Metadata} + */ + +/** + * Status of the call when it has completed. + * @event grpc~ClientUnaryCall#status + * @type grpc~StatusObject + */ + +util.inherits(ClientUnaryCall, EventEmitter); + +/** + * An EventEmitter. Used for unary calls. + * @constructor grpc~ClientUnaryCall + * @extends external:EventEmitter + * @param {grpc.internal~Call} call The call object associated with the request + */ +function ClientUnaryCall(call) { + EventEmitter.call(this); + this.call = call; +} + +util.inherits(ClientWritableStream, Writable); + +/** + * A stream that the client can write to. Used for calls that are streaming from + * the client side. + * @constructor grpc~ClientWritableStream + * @extends external:Writable + * @borrows grpc~ClientUnaryCall#cancel as grpc~ClientWritableStream#cancel + * @borrows grpc~ClientUnaryCall#getPeer as grpc~ClientWritableStream#getPeer + * @borrows grpc~ClientUnaryCall#event:metadata as + * grpc~ClientWritableStream#metadata + * @borrows grpc~ClientUnaryCall#event:status as + * grpc~ClientWritableStream#status + * @param {grpc.internal~Call} call The call object to send data with + * @param {grpc~serialize=} [serialize=identity] Serialization + * function for writes. + */ +function ClientWritableStream(call, serialize) { + Writable.call(this, {objectMode: true}); + this.call = call; + this.serialize = common.wrapIgnoreNull(serialize); + this.on('finish', function() { + var batch = {}; + batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true; + call.startBatch(batch, function() {}); + }); +} + +/** + * Write a message to the request stream. If serializing the argument fails, + * the call will be cancelled and the stream will end with an error. + * @name grpc~ClientWritableStream#write + * @kind function + * @override + * @param {*} message The message to write. Must be a valid argument to the + * serialize function of the corresponding method + * @param {grpc.writeFlags} flags Flags to modify how the message is written + * @param {Function} callback Callback for when this chunk of data is flushed + * @return {boolean} As defined for [Writable]{@link external:Writable} + */ + +/** + * Attempt to write the given chunk. Calls the callback when done. This is an + * implementation of a method needed for implementing stream.Writable. + * @private + * @param {*} chunk The chunk to write + * @param {grpc.writeFlags} encoding Used to pass write flags + * @param {function(Error=)} callback Called when the write is complete + */ +function _write(chunk, encoding, callback) { + /* jshint validthis: true */ + var batch = {}; + var message; + var self = this; + if (this.writeFailed) { + /* Once a write fails, just call the callback immediately to let the caller + flush any pending writes. */ + setImmediate(callback); + return; + } + try { + message = this.serialize(chunk); + } catch (e) { + /* Sending this error to the server and emitting it immediately on the + client may put the call in a slightly weird state on the client side, + but passing an object that causes a serialization failure is a misuse + of the API anyway, so that's OK. The primary purpose here is to give the + programmer a useful error and to stop the stream properly */ + this.call.cancelWithStatus(constants.status.INTERNAL, + 'Serialization failure'); + callback(e); + return; + } + if (_.isFinite(encoding)) { + /* Attach the encoding if it is a finite number. This is the closest we + * can get to checking that it is valid flags */ + message.grpcWriteFlags = encoding; + } + batch[grpc.opType.SEND_MESSAGE] = message; + this.call.startBatch(batch, function(err, event) { + if (err) { + /* Assume that the call is complete and that writing failed because a + status was received. In that case, set a flag to discard all future + writes */ + self.writeFailed = true; + } + callback(); + }); +} + +ClientWritableStream.prototype._write = _write; + +util.inherits(ClientReadableStream, Readable); + +/** + * A stream that the client can read from. Used for calls that are streaming + * from the server side. + * @constructor grpc~ClientReadableStream + * @extends external:Readable + * @borrows grpc~ClientUnaryCall#cancel as grpc~ClientReadableStream#cancel + * @borrows grpc~ClientUnaryCall#getPeer as grpc~ClientReadableStream#getPeer + * @borrows grpc~ClientUnaryCall#event:metadata as + * grpc~ClientReadableStream#metadata + * @borrows grpc~ClientUnaryCall#event:status as + * grpc~ClientReadableStream#status + * @param {grpc.internal~Call} call The call object to read data with + * @param {grpc~deserialize=} [deserialize=identity] + * Deserialization function for reads + */ +function ClientReadableStream(call, deserialize) { + Readable.call(this, {objectMode: true}); + this.call = call; + this.finished = false; + this.reading = false; + this.deserialize = common.wrapIgnoreNull(deserialize); + /* Status generated from reading messages from the server. Overrides the + * status from the server if not OK */ + this.read_status = null; + /* Status received from the server. */ + this.received_status = null; +} + +/** + * Called when all messages from the server have been processed. The status + * parameter indicates that the call should end with that status. status + * defaults to OK if not provided. + * @param {Object!} status The status that the call should end with + * @private + */ +function _readsDone(status) { + /* jshint validthis: true */ + if (!status) { + status = {code: constants.status.OK, details: 'OK'}; + } + if (status.code !== constants.status.OK) { + this.call.cancelWithStatus(status.code, status.details); + } + this.finished = true; + this.read_status = status; + this._emitStatusIfDone(); +} + +ClientReadableStream.prototype._readsDone = _readsDone; + +/** + * Called to indicate that we have received a status from the server. + * @private + */ +function _receiveStatus(status) { + /* jshint validthis: true */ + this.received_status = status; + this._emitStatusIfDone(); +} + +ClientReadableStream.prototype._receiveStatus = _receiveStatus; + +/** + * If we have both processed all incoming messages and received the status from + * the server, emit the status. Otherwise, do nothing. + * @private + */ +function _emitStatusIfDone() { + /* jshint validthis: true */ + var status; + if (this.read_status && this.received_status) { + if (this.read_status.code !== constants.status.OK) { + status = this.read_status; + } else { + status = this.received_status; + } + if (status.code === constants.status.OK) { + this.push(null); + } else { + var error = new Error(status.details); + error.code = status.code; + error.metadata = status.metadata; + this.emit('error', error); + } + this.emit('status', status); + } +} + +ClientReadableStream.prototype._emitStatusIfDone = _emitStatusIfDone; + +/** + * Read the next object from the stream. + * @private + * @param {*} size Ignored because we use objectMode=true + */ +function _read(size) { + /* jshint validthis: true */ + var self = this; + /** + * Callback to be called when a READ event is received. Pushes the data onto + * the read queue and starts reading again if applicable + * @param {grpc.Event} event READ event object + */ + function readCallback(err, event) { + if (err) { + // Something has gone wrong. Stop reading and wait for status + self.finished = true; + self._readsDone(); + return; + } + var data = event.read; + var deserialized; + try { + deserialized = self.deserialize(data); + } catch (e) { + self._readsDone({code: constants.status.INTERNAL, + details: 'Failed to parse server response'}); + return; + } + if (data === null) { + self._readsDone(); + return; + } + if (self.push(deserialized) && data !== null) { + var read_batch = {}; + read_batch[grpc.opType.RECV_MESSAGE] = true; + self.call.startBatch(read_batch, readCallback); + } else { + self.reading = false; + } + } + if (self.finished) { + self.push(null); + } else { + if (!self.reading) { + self.reading = true; + var read_batch = {}; + read_batch[grpc.opType.RECV_MESSAGE] = true; + self.call.startBatch(read_batch, readCallback); + } + } +} + +ClientReadableStream.prototype._read = _read; + +util.inherits(ClientDuplexStream, Duplex); + +/** + * A stream that the client can read from or write to. Used for calls with + * duplex streaming. + * @constructor grpc~ClientDuplexStream + * @extends external:Duplex + * @borrows grpc~ClientUnaryCall#cancel as grpc~ClientDuplexStream#cancel + * @borrows grpc~ClientUnaryCall#getPeer as grpc~ClientDuplexStream#getPeer + * @borrows grpc~ClientWritableStream#write as grpc~ClientDuplexStream#write + * @borrows grpc~ClientUnaryCall#event:metadata as + * grpc~ClientDuplexStream#metadata + * @borrows grpc~ClientUnaryCall#event:status as + * grpc~ClientDuplexStream#status + * @param {grpc.internal~Call} call Call object to proxy + * @param {grpc~serialize=} [serialize=identity] Serialization + * function for requests + * @param {grpc~deserialize=} [deserialize=identity] + * Deserialization function for responses + */ +function ClientDuplexStream(call, serialize, deserialize) { + Duplex.call(this, {objectMode: true}); + this.serialize = common.wrapIgnoreNull(serialize); + this.deserialize = common.wrapIgnoreNull(deserialize); + this.call = call; + /* Status generated from reading messages from the server. Overrides the + * status from the server if not OK */ + this.read_status = null; + /* Status received from the server. */ + this.received_status = null; + this.on('finish', function() { + var batch = {}; + batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true; + call.startBatch(batch, function() {}); + }); +} + +ClientDuplexStream.prototype._readsDone = _readsDone; +ClientDuplexStream.prototype._receiveStatus = _receiveStatus; +ClientDuplexStream.prototype._emitStatusIfDone = _emitStatusIfDone; +ClientDuplexStream.prototype._read = _read; +ClientDuplexStream.prototype._write = _write; + +/** + * Cancel the ongoing call. Results in the call ending with a CANCELLED status, + * unless it has already ended with some other status. + * @alias grpc~ClientUnaryCall#cancel + */ +function cancel() { + /* jshint validthis: true */ + this.call.cancel(); +} + +ClientUnaryCall.prototype.cancel = cancel; +ClientReadableStream.prototype.cancel = cancel; +ClientWritableStream.prototype.cancel = cancel; +ClientDuplexStream.prototype.cancel = cancel; + +/** + * Get the endpoint this call/stream is connected to. + * @return {string} The URI of the endpoint + * @alias grpc~ClientUnaryCall#getPeer + */ +function getPeer() { + /* jshint validthis: true */ + return this.call.getPeer(); +} + +ClientUnaryCall.prototype.getPeer = getPeer; +ClientReadableStream.prototype.getPeer = getPeer; +ClientWritableStream.prototype.getPeer = getPeer; +ClientDuplexStream.prototype.getPeer = getPeer; + +/** + * Any client call type + * @typedef {(ClientUnaryCall|ClientReadableStream| + * ClientWritableStream|ClientDuplexStream)} + * grpc.Client~Call + */ + +/** + * Options that can be set on a call. + * @typedef {Object} grpc.Client~CallOptions + * @property {grpc~Deadline} deadline The deadline for the entire call to + * complete. + * @property {string} host Server hostname to set on the call. Only meaningful + * if different from the server address used to construct the client. + * @property {grpc.Client~Call} parent Parent call. Used in servers when + * making a call as part of the process of handling a call. Used to + * propagate some information automatically, as specified by + * propagate_flags. + * @property {number} propagate_flags Indicates which properties of a parent + * call should propagate to this call. Bitwise combination of flags in + * {@link grpc.propagate}. + * @property {grpc.credentials~CallCredentials} credentials The credentials that + * should be used to make this particular call. + */ + +/** + * Get a call object built with the provided options. + * @access private + * @param {grpc.Client~CallOptions=} options Options object. + */ +function getCall(channel, method, options) { + var deadline; + var host; + var parent; + var propagate_flags; + var credentials; + if (options) { + deadline = options.deadline; + host = options.host; + parent = _.get(options, 'parent.call'); + propagate_flags = options.propagate_flags; + credentials = options.credentials; + } + if (deadline === undefined) { + deadline = Infinity; + } + var call = new grpc.Call(channel, method, deadline, host, + parent, propagate_flags); + if (credentials) { + call.setCredentials(credentials); + } + return call; +} + +/** + * A generic gRPC client. Primarily useful as a base class for generated clients + * @memberof grpc + * @constructor + * @param {string} address Server address to connect to + * @param {grpc~ChannelCredentials} credentials Credentials to use to connect to + * the server + * @param {Object} options Options to apply to channel creation + */ +function Client(address, credentials, options) { + if (!options) { + options = {}; + } + /* Append the grpc-node user agent string after the application user agent + * string, and put the combination at the beginning of the user agent string + */ + if (options['grpc.primary_user_agent']) { + options['grpc.primary_user_agent'] += ' '; + } else { + options['grpc.primary_user_agent'] = ''; + } + options['grpc.primary_user_agent'] += 'grpc-node/' + version; + /* Private fields use $ as a prefix instead of _ because it is an invalid + * prefix of a method name */ + this.$channel = new grpc.Channel(address, credentials, options); +} + +exports.Client = Client; + +/** + * @callback grpc.Client~requestCallback + * @param {?grpc~ServiceError} error The error, if the call + * failed + * @param {*} value The response value, if the call succeeded + */ + +/** + * Make a unary request to the given method, using the given serialize + * and deserialize functions, with the given argument. + * @param {string} method The name of the method to request + * @param {grpc~serialize} serialize The serialization function for + * inputs + * @param {grpc~deserialize} deserialize The deserialization + * function for outputs + * @param {*} argument The argument to the call. Should be serializable with + * serialize + * @param {grpc.Metadata=} metadata Metadata to add to the call + * @param {grpc.Client~CallOptions=} options Options map + * @param {grpc.Client~requestCallback} callback The callback to + * for when the response is received + * @return {grpc~ClientUnaryCall} An event emitter for stream related events + */ +Client.prototype.makeUnaryRequest = function(method, serialize, deserialize, + argument, metadata, options, + callback) { + /* While the arguments are listed in the function signature, those variables + * are not used directly. Instead, ArgueJS processes the arguments + * object. This allows for simple handling of optional arguments in the + * middle of the argument list, and also provides type checking. */ + var args = arguejs({method: String, serialize: Function, + deserialize: Function, + argument: null, metadata: [Metadata, new Metadata()], + options: [Object], callback: Function}, arguments); + var call = getCall(this.$channel, method, args.options); + var emitter = new ClientUnaryCall(call); + metadata = args.metadata.clone(); + var client_batch = {}; + var message = serialize(args.argument); + if (args.options) { + message.grpcWriteFlags = args.options.flags; + } + + client_batch[grpc.opType.SEND_INITIAL_METADATA] = + metadata._getCoreRepresentation(); + client_batch[grpc.opType.SEND_MESSAGE] = message; + client_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true; + client_batch[grpc.opType.RECV_INITIAL_METADATA] = true; + client_batch[grpc.opType.RECV_MESSAGE] = true; + client_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(client_batch, function(err, response) { + response.status.metadata = Metadata._fromCoreRepresentation( + response.status.metadata); + var status = response.status; + var error; + var deserialized; + emitter.emit('metadata', Metadata._fromCoreRepresentation( + response.metadata)); + if (status.code === constants.status.OK) { + if (err) { + // Got a batch error, but OK status. Something went wrong + args.callback(err); + return; + } else { + try { + deserialized = deserialize(response.read); + } catch (e) { + /* Change status to indicate bad server response. This will result + * in passing an error to the callback */ + status = { + code: constants.status.INTERNAL, + details: 'Failed to parse server response' + }; + } + } + } + if (status.code !== constants.status.OK) { + error = new Error(status.details); + error.code = status.code; + error.metadata = status.metadata; + args.callback(error); + } else { + args.callback(null, deserialized); + } + emitter.emit('status', status); + }); + return emitter; +}; + +/** + * Make a client stream request to the given method, using the given serialize + * and deserialize functions, with the given argument. + * @param {string} method The name of the method to request + * @param {grpc~serialize} serialize The serialization function for + * inputs + * @param {grpc~deserialize} deserialize The deserialization + * function for outputs + * @param {grpc.Metadata=} metadata Array of metadata key/value pairs to add to + * the call + * @param {grpc.Client~CallOptions=} options Options map + * @param {grpc.Client~requestCallback} callback The callback to for when the + * response is received + * @return {grpc~ClientWritableStream} An event emitter for stream related + * events + */ +Client.prototype.makeClientStreamRequest = function(method, serialize, + deserialize, metadata, + options, callback) { + /* While the arguments are listed in the function signature, those variables + * are not used directly. Instead, ArgueJS processes the arguments + * object. This allows for simple handling of optional arguments in the + * middle of the argument list, and also provides type checking. */ + var args = arguejs({method:String, serialize: Function, + deserialize: Function, + metadata: [Metadata, new Metadata()], + options: [Object], callback: Function}, arguments); + var call = getCall(this.$channel, method, args.options); + metadata = args.metadata.clone(); + var stream = new ClientWritableStream(call, serialize); + var metadata_batch = {}; + metadata_batch[grpc.opType.SEND_INITIAL_METADATA] = + metadata._getCoreRepresentation(); + metadata_batch[grpc.opType.RECV_INITIAL_METADATA] = true; + call.startBatch(metadata_batch, function(err, response) { + if (err) { + // The call has stopped for some reason. A non-OK status will arrive + // in the other batch. + return; + } + stream.emit('metadata', Metadata._fromCoreRepresentation( + response.metadata)); + }); + var client_batch = {}; + client_batch[grpc.opType.RECV_MESSAGE] = true; + client_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(client_batch, function(err, response) { + response.status.metadata = Metadata._fromCoreRepresentation( + response.status.metadata); + var status = response.status; + var error; + var deserialized; + if (status.code === constants.status.OK) { + if (err) { + // Got a batch error, but OK status. Something went wrong + args.callback(err); + return; + } else { + try { + deserialized = deserialize(response.read); + } catch (e) { + /* Change status to indicate bad server response. This will result + * in passing an error to the callback */ + status = { + code: constants.status.INTERNAL, + details: 'Failed to parse server response' + }; + } + } + } + if (status.code !== constants.status.OK) { + error = new Error(response.status.details); + error.code = status.code; + error.metadata = status.metadata; + args.callback(error); + } else { + args.callback(null, deserialized); + } + stream.emit('status', status); + }); + return stream; +}; + +/** + * Make a server stream request to the given method, with the given serialize + * and deserialize function, using the given argument + * @param {string} method The name of the method to request + * @param {grpc~serialize} serialize The serialization function for inputs + * @param {grpc~deserialize} deserialize The deserialization + * function for outputs + * @param {*} argument The argument to the call. Should be serializable with + * serialize + * @param {grpc.Metadata=} metadata Array of metadata key/value pairs to add to + * the call + * @param {grpc.Client~CallOptions=} options Options map + * @return {grpc~ClientReadableStream} An event emitter for stream related + * events + */ +Client.prototype.makeServerStreamRequest = function(method, serialize, + deserialize, argument, + metadata, options) { + /* While the arguments are listed in the function signature, those variables + * are not used directly. Instead, ArgueJS processes the arguments + * object. */ + var args = arguejs({method:String, serialize: Function, + deserialize: Function, + argument: null, metadata: [Metadata, new Metadata()], + options: [Object]}, arguments); + var call = getCall(this.$channel, method, args.options); + metadata = args.metadata.clone(); + var stream = new ClientReadableStream(call, deserialize); + var start_batch = {}; + var message = serialize(args.argument); + if (args.options) { + message.grpcWriteFlags = args.options.flags; + } + start_batch[grpc.opType.SEND_INITIAL_METADATA] = + metadata._getCoreRepresentation(); + start_batch[grpc.opType.RECV_INITIAL_METADATA] = true; + start_batch[grpc.opType.SEND_MESSAGE] = message; + start_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true; + call.startBatch(start_batch, function(err, response) { + if (err) { + // The call has stopped for some reason. A non-OK status will arrive + // in the other batch. + return; + } + stream.emit('metadata', Metadata._fromCoreRepresentation( + response.metadata)); + }); + var status_batch = {}; + status_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(status_batch, function(err, response) { + if (err) { + stream.emit('error', err); + return; + } + response.status.metadata = Metadata._fromCoreRepresentation( + response.status.metadata); + stream._receiveStatus(response.status); + }); + return stream; +}; + + +/** + * Make a bidirectional stream request with this method on the given channel. + * @param {string} method The name of the method to request + * @param {grpc~serialize} serialize The serialization function for inputs + * @param {grpc~deserialize} deserialize The deserialization + * function for outputs + * @param {grpc.Metadata=} metadata Array of metadata key/value + * pairs to add to the call + * @param {grpc.Client~CallOptions=} options Options map + * @return {grpc~ClientDuplexStream} An event emitter for stream related events + */ +Client.prototype.makeBidiStreamRequest = function(method, serialize, + deserialize, metadata, + options) { + /* While the arguments are listed in the function signature, those variables + * are not used directly. Instead, ArgueJS processes the arguments + * object. */ + var args = arguejs({method:String, serialize: Function, + deserialize: Function, + metadata: [Metadata, new Metadata()], + options: [Object]}, arguments); + var call = getCall(this.$channel, method, args.options); + metadata = args.metadata.clone(); + var stream = new ClientDuplexStream(call, serialize, deserialize); + var start_batch = {}; + start_batch[grpc.opType.SEND_INITIAL_METADATA] = + metadata._getCoreRepresentation(); + start_batch[grpc.opType.RECV_INITIAL_METADATA] = true; + call.startBatch(start_batch, function(err, response) { + if (err) { + // The call has stopped for some reason. A non-OK status will arrive + // in the other batch. + return; + } + stream.emit('metadata', Metadata._fromCoreRepresentation( + response.metadata)); + }); + var status_batch = {}; + status_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(status_batch, function(err, response) { + if (err) { + stream.emit('error', err); + return; + } + response.status.metadata = Metadata._fromCoreRepresentation( + response.status.metadata); + stream._receiveStatus(response.status); + }); + return stream; +}; + +/** + * Close this client. + */ +Client.prototype.close = function() { + this.$channel.close(); +}; + +/** + * Return the underlying channel object for the specified client + * @return {Channel} The channel + */ +Client.prototype.getChannel = function() { + return this.$channel; +}; + +/** + * Wait for the client to be ready. The callback will be called when the + * client has successfully connected to the server, and it will be called + * with an error if the attempt to connect to the server has unrecoverablly + * failed or if the deadline expires. This function will make the channel + * start connecting if it has not already done so. + * @param {grpc~Deadline} deadline When to stop waiting for a connection. + * @param {function(Error)} callback The callback to call when done attempting + * to connect. + */ +Client.prototype.waitForReady = function(deadline, callback) { + var self = this; + var checkState = function(err) { + if (err) { + callback(new Error('Failed to connect before the deadline')); + return; + } + var new_state = self.$channel.getConnectivityState(true); + if (new_state === grpc.connectivityState.READY) { + callback(); + } else if (new_state === grpc.connectivityState.FATAL_FAILURE) { + callback(new Error('Failed to connect to server')); + } else { + self.$channel.watchConnectivityState(new_state, deadline, checkState); + } + }; + checkState(); +}; + +/** + * Map with short names for each of the requester maker functions. Used in + * makeClientConstructor + * @private + */ +var requester_funcs = { + unary: Client.prototype.makeUnaryRequest, + server_stream: Client.prototype.makeServerStreamRequest, + client_stream: Client.prototype.makeClientStreamRequest, + bidi: Client.prototype.makeBidiStreamRequest +}; + +function getDefaultValues(metadata, options) { + var res = {}; + res.metadata = metadata || new Metadata(); + res.options = options || {}; + return res; +} + +/** + * Map with wrappers for each type of requester function to make it use the old + * argument order with optional arguments after the callback. + * @access private + */ +var deprecated_request_wrap = { + unary: function(makeUnaryRequest) { + return function makeWrappedUnaryRequest(argument, callback, + metadata, options) { + /* jshint validthis: true */ + var opt_args = getDefaultValues(metadata, metadata); + return makeUnaryRequest.call(this, argument, opt_args.metadata, + opt_args.options, callback); + }; + }, + client_stream: function(makeServerStreamRequest) { + return function makeWrappedClientStreamRequest(callback, metadata, + options) { + /* jshint validthis: true */ + var opt_args = getDefaultValues(metadata, options); + return makeServerStreamRequest.call(this, opt_args.metadata, + opt_args.options, callback); + }; + }, + server_stream: _.identity, + bidi: _.identity +}; + +/** + * Creates a constructor for a client with the given methods, as specified in + * the methods argument. The resulting class will have an instance method for + * each method in the service, which is a partial application of one of the + * [Client]{@link grpc.Client} request methods, depending on `requestSerialize` + * and `responseSerialize`, with the `method`, `serialize`, and `deserialize` + * arguments predefined. + * @memberof grpc + * @alias grpc~makeGenericClientConstructor + * @param {grpc~ServiceDefinition} methods An object mapping method names to + * method attributes + * @param {string} serviceName The fully qualified name of the service + * @param {Object} class_options An options object. + * @param {boolean=} [class_options.deprecatedArgumentOrder=false] Indicates + * that the old argument order should be used for methods, with optional + * arguments at the end instead of the callback at the end. This option + * is only a temporary stopgap measure to smooth an API breakage. + * It is deprecated, and new code should not use it. + * @return {function} New client constructor, which is a subclass of + * {@link grpc.Client}, and has the same arguments as that constructor. + */ +exports.makeClientConstructor = function(methods, serviceName, + class_options) { + if (!class_options) { + class_options = {}; + } + + function ServiceClient(address, credentials, options) { + Client.call(this, address, credentials, options); + } + + util.inherits(ServiceClient, Client); + + _.each(methods, function(attrs, name) { + var method_type; + if (_.startsWith(name, '$')) { + throw new Error('Method names cannot start with $'); + } + if (attrs.requestStream) { + if (attrs.responseStream) { + method_type = 'bidi'; + } else { + method_type = 'client_stream'; + } + } else { + if (attrs.responseStream) { + method_type = 'server_stream'; + } else { + method_type = 'unary'; + } + } + var serialize = attrs.requestSerialize; + var deserialize = attrs.responseDeserialize; + var method_func = _.partial(requester_funcs[method_type], attrs.path, + serialize, deserialize); + if (class_options.deprecatedArgumentOrder) { + ServiceClient.prototype[name] = deprecated_request_wrap(method_func); + } else { + ServiceClient.prototype[name] = method_func; + } + // Associate all provided attributes with the method + _.assign(ServiceClient.prototype[name], attrs); + }); + + ServiceClient.service = methods; + + return ServiceClient; +}; + +/** + * Return the underlying channel object for the specified client + * @memberof grpc + * @alias grpc~getClientChannel + * @param {Client} client + * @return {Channel} The channel + * @see grpc.Client#getChannel + */ +exports.getClientChannel = function(client) { + return Client.prototype.getChannel.call(client); +}; + +/** + * Wait for the client to be ready. The callback will be called when the + * client has successfully connected to the server, and it will be called + * with an error if the attempt to connect to the server has unrecoverablly + * failed or if the deadline expires. This function will make the channel + * start connecting if it has not already done so. + * @memberof grpc + * @alias grpc~waitForClientReady + * @param {Client} client The client to wait on + * @param {grpc~Deadline} deadline When to stop waiting for a connection. Pass + * Infinity to wait forever. + * @param {function(Error)} callback The callback to call when done attempting + * to connect. + * @see grpc.Client#waitForReady + */ +exports.waitForClientReady = function(client, deadline, callback) { + Client.prototype.waitForReady.call(client, deadline, callback); +}; diff --git a/packages/grpc-native-core/src/common.js b/packages/grpc-native-core/src/common.js new file mode 100644 index 00000000..5a444f5e --- /dev/null +++ b/packages/grpc-native-core/src/common.js @@ -0,0 +1,172 @@ +/** + * @license + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var _ = require('lodash'); + +/** + * Wrap a function to pass null-like values through without calling it. If no + * function is given, just uses the identity. + * @private + * @param {?function} func The function to wrap + * @return {function} The wrapped function + */ +exports.wrapIgnoreNull = function wrapIgnoreNull(func) { + if (!func) { + return _.identity; + } + return function(arg) { + if (arg === null || arg === undefined) { + return null; + } + return func(arg); + }; +}; + +/** + * The logger object for the gRPC module. Defaults to console. + * @private + */ +exports.logger = console; + +/** + * The current logging verbosity. 0 corresponds to logging everything + * @private + */ +exports.logVerbosity = 0; + +/** + * Log a message if the severity is at least as high as the current verbosity + * @private + * @param {Number} severity A value of the grpc.logVerbosity map + * @param {String} message The message to log + */ +exports.log = function log(severity, message) { + if (severity >= exports.logVerbosity) { + exports.logger.error(message); + } +}; + +/** + * Default options for loading proto files into gRPC + * @alias grpc~defaultLoadOptions + */ +exports.defaultGrpcOptions = { + convertFieldsToCamelCase: false, + binaryAsBase64: false, + longsAsStrings: true, + enumsAsStrings: true, + deprecatedArgumentOrder: false +}; + +// JSDoc definitions that are used in multiple other modules + +/** + * Represents the status of a completed request. If `code` is + * {@link grpc.status}.OK, then the request has completed successfully. + * Otherwise, the request has failed, `details` will contain a description of + * the error. Either way, `metadata` contains the trailing response metadata + * sent by the server when it finishes processing the call. + * @typedef {object} grpc~StatusObject + * @property {number} code The error code, a key of {@link grpc.status} + * @property {string} details Human-readable description of the status + * @property {grpc.Metadata} metadata Trailing metadata sent with the status, + * if applicable + */ + +/** + * Describes how a request has failed. The member `message` will be the same as + * `details` in {@link grpc~StatusObject}, and `code` and `metadata` are the + * same as in that object. + * @typedef {Error} grpc~ServiceError + * @property {number} code The error code, a key of {@link grpc.status} that is + * not `grpc.status.OK` + * @property {grpc.Metadata} metadata Trailing metadata sent with the status, + * if applicable + */ + +/** + * The EventEmitter class in the event standard module + * @external EventEmitter + * @see https://nodejs.org/api/events.html#events_class_eventemitter + */ + +/** + * The Readable class in the stream standard module + * @external Readable + * @see https://nodejs.org/api/stream.html#stream_readable_streams + */ + +/** + * The Writable class in the stream standard module + * @external Writable + * @see https://nodejs.org/api/stream.html#stream_writable_streams + */ + +/** + * The Duplex class in the stream standard module + * @external Duplex + * @see https://nodejs.org/api/stream.html#stream_class_stream_duplex + */ + +/** + * A serialization function + * @callback grpc~serialize + * @param {*} value The value to serialize + * @return {Buffer} The value serialized as a byte sequence + */ + +/** + * A deserialization function + * @callback grpc~deserialize + * @param {Buffer} data The byte sequence to deserialize + * @return {*} The data deserialized as a value + */ + +/** + * The deadline of an operation. If it is a date, the deadline is reached at + * the date and time specified. If it is a finite number, it is treated as + * a number of milliseconds since the Unix Epoch. If it is Infinity, the + * deadline will never be reached. If it is -Infinity, the deadline has already + * passed. + * @typedef {(number|date)} grpc~Deadline + */ + +/** + * An object that completely defines a service method signature. + * @typedef {Object} grpc~MethodDefinition + * @property {string} path The method's URL path + * @property {boolean} requestStream Indicates whether the method accepts + * a stream of requests + * @property {boolean} responseStream Indicates whether the method returns + * a stream of responses + * @property {grpc~serialize} requestSerialize Serialization + * function for request values + * @property {grpc~serialize} responseSerialize Serialization + * function for response values + * @property {grpc~deserialize} requestDeserialize Deserialization + * function for request data + * @property {grpc~deserialize} responseDeserialize Deserialization + * function for repsonse data + */ + +/** + * An object that completely defines a service. + * @typedef {Object.} grpc~ServiceDefinition + */ diff --git a/packages/grpc-native-core/src/constants.js b/packages/grpc-native-core/src/constants.js new file mode 100644 index 00000000..c90e44d0 --- /dev/null +++ b/packages/grpc-native-core/src/constants.js @@ -0,0 +1,236 @@ +/** + * @license + * Copyright 2017 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/* The comments about status codes are copied verbatim (with some formatting + * modifications) from include/grpc/impl/codegen/status.h, for the purpose of + * including them in generated documentation. + */ +/** + * Enum of status codes that gRPC can return + * @memberof grpc + * @alias grpc.status + * @readonly + * @enum {number} + */ +exports.status = { + /** Not an error; returned on success */ + OK: 0, + /** The operation was cancelled (typically by the caller). */ + CANCELLED: 1, + /** + * Unknown error. An example of where this error may be returned is + * if a status value received from another address space belongs to + * an error-space that is not known in this address space. Also + * errors raised by APIs that do not return enough error information + * may be converted to this error. + */ + UNKNOWN: 2, + /** + * Client specified an invalid argument. Note that this differs + * from FAILED_PRECONDITION. INVALID_ARGUMENT indicates arguments + * that are problematic regardless of the state of the system + * (e.g., a malformed file name). + */ + INVALID_ARGUMENT: 3, + /** + * Deadline expired before operation could complete. For operations + * that change the state of the system, this error may be returned + * even if the operation has completed successfully. For example, a + * successful response from a server could have been delayed long + * enough for the deadline to expire. + */ + DEADLINE_EXCEEDED: 4, + /** Some requested entity (e.g., file or directory) was not found. */ + NOT_FOUND: 5, + /** + * Some entity that we attempted to create (e.g., file or directory) + * already exists. + */ + ALREADY_EXISTS: 6, + /** + * The caller does not have permission to execute the specified + * operation. PERMISSION_DENIED must not be used for rejections + * caused by exhausting some resource (use RESOURCE_EXHAUSTED + * instead for those errors). PERMISSION_DENIED must not be + * used if the caller can not be identified (use UNAUTHENTICATED + * instead for those errors). + */ + PERMISSION_DENIED: 7, + /** + * Some resource has been exhausted, perhaps a per-user quota, or + * perhaps the entire file system is out of space. + */ + RESOURCE_EXHAUSTED: 8, + /** + * Operation was rejected because the system is not in a state + * required for the operation's execution. For example, directory + * to be deleted may be non-empty, an rmdir operation is applied to + * a non-directory, etc. + * + * A litmus test that may help a service implementor in deciding + * between FAILED_PRECONDITION, ABORTED, and UNAVAILABLE: + * + * - Use UNAVAILABLE if the client can retry just the failing call. + * - Use ABORTED if the client should retry at a higher-level + * (e.g., restarting a read-modify-write sequence). + * - Use FAILED_PRECONDITION if the client should not retry until + * the system state has been explicitly fixed. E.g., if an "rmdir" + * fails because the directory is non-empty, FAILED_PRECONDITION + * should be returned since the client should not retry unless + * they have first fixed up the directory by deleting files from it. + * - Use FAILED_PRECONDITION if the client performs conditional + * REST Get/Update/Delete on a resource and the resource on the + * server does not match the condition. E.g., conflicting + * read-modify-write on the same resource. + */ + FAILED_PRECONDITION: 9, + /** + * The operation was aborted, typically due to a concurrency issue + * like sequencer check failures, transaction aborts, etc. + * + * See litmus test above for deciding between FAILED_PRECONDITION, + * ABORTED, and UNAVAILABLE. + */ + ABORTED: 10, + /** + * Operation was attempted past the valid range. E.g., seeking or + * reading past end of file. + * + * Unlike INVALID_ARGUMENT, this error indicates a problem that may + * be fixed if the system state changes. For example, a 32-bit file + * system will generate INVALID_ARGUMENT if asked to read at an + * offset that is not in the range [0,2^32-1], but it will generate + * OUT_OF_RANGE if asked to read from an offset past the current + * file size. + * + * There is a fair bit of overlap between FAILED_PRECONDITION and + * OUT_OF_RANGE. We recommend using OUT_OF_RANGE (the more specific + * error) when it applies so that callers who are iterating through + * a space can easily look for an OUT_OF_RANGE error to detect when + * they are done. + */ + OUT_OF_RANGE: 11, + /** Operation is not implemented or not supported/enabled in this service. */ + UNIMPLEMENTED: 12, + /** + * Internal errors. Means some invariants expected by underlying + * system has been broken. If you see one of these errors, + * something is very broken. + */ + INTERNAL: 13, + /** + * The service is currently unavailable. This is a most likely a + * transient condition and may be corrected by retrying with + * a backoff. + * + * See litmus test above for deciding between FAILED_PRECONDITION, + * ABORTED, and UNAVAILABLE. */ + UNAVAILABLE: 14, + /** Unrecoverable data loss or corruption. */ + DATA_LOSS: 15, + /** + * The request does not have valid authentication credentials for the + * operation. + */ + UNAUTHENTICATED: 16 +}; + +/* The comments about propagation bit flags are copied rom + * include/grpc/impl/codegen/propagation_bits.h for the purpose of including + * them in generated documentation. + */ +/** + * Propagation flags: these can be bitwise or-ed to form the propagation option + * for calls. + * + * Users are encouraged to write propagation masks as deltas from the default. + * i.e. write `grpc.propagate.DEFAULTS & ~grpc.propagate.DEADLINE` to disable + * deadline propagation. + * @memberof grpc + * @alias grpc.propagate + * @enum {number} + */ +exports.propagate = { + DEADLINE: 1, + CENSUS_STATS_CONTEXT: 2, + CENSUS_TRACING_CONTEXT: 4, + CANCELLATION: 8, + DEFAULTS: 65535 +}; + +/* Many of the following comments are copied from + * include/grpc/impl/codegen/grpc_types.h + */ +/** + * Call error constants. Call errors almost always indicate bugs in the gRPC + * library, and these error codes are mainly useful for finding those bugs. + * @memberof grpc + * @readonly + * @enum {number} + */ +const callError = { + OK: 0, + ERROR: 1, + NOT_ON_SERVER: 2, + NOT_ON_CLIENT: 3, + ALREADY_INVOKED: 5, + NOT_INVOKED: 6, + ALREADY_FINISHED: 7, + TOO_MANY_OPERATIONS: 8, + INVALID_FLAGS: 9, + INVALID_METADATA: 10, + INVALID_MESSAGE: 11, + NOT_SERVER_COMPLETION_QUEUE: 12, + BATCH_TOO_BIG: 13, + PAYLOAD_TYPE_MISMATCH: 14 +}; + +exports.callError = callError; + +/** + * Write flags: these can be bitwise or-ed to form write options that modify + * how data is written. + * @memberof grpc + * @alias grpc.writeFlags + * @readonly + * @enum {number} + */ +exports.writeFlags = { + /** + * Hint that the write may be buffered and need not go out on the wire + * immediately. GRPC is free to buffer the message until the next non-buffered + * write, or until writes_done, but it need not buffer completely or at all. + */ + BUFFER_HINT: 1, + /** + * Force compression to be disabled for a particular write + */ + NO_COMPRESS: 2 +}; + +/** + * @memberof grpc + * @alias grpc.logVerbosity + * @readonly + * @enum {number} + */ +exports.logVerbosity = { + DEBUG: 0, + INFO: 1, + ERROR: 2 +}; diff --git a/packages/grpc-native-core/src/credentials.js b/packages/grpc-native-core/src/credentials.js new file mode 100644 index 00000000..d68d888e --- /dev/null +++ b/packages/grpc-native-core/src/credentials.js @@ -0,0 +1,207 @@ +/** + * @license + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * Credentials module + * + * This module contains factory methods for two different credential types: + * CallCredentials and ChannelCredentials. ChannelCredentials are things like + * SSL credentials that can be used to secure a connection, and are used to + * construct a Client object. CallCredentials genrally modify metadata, so they + * can be attached to an individual method call. + * + * CallCredentials can be composed with other CallCredentials to create + * CallCredentials. ChannelCredentials can be composed with CallCredentials + * to create ChannelCredentials. No combined credential can have more than + * one ChannelCredentials. + * + * For example, to create a client secured with SSL that uses Google + * default application credentials to authenticate: + * + * @example + * var channel_creds = credentials.createSsl(root_certs); + * (new GoogleAuth()).getApplicationDefault(function(err, credential) { + * var call_creds = credentials.createFromGoogleCredential(credential); + * var combined_creds = credentials.combineChannelCredentials( + * channel_creds, call_creds); + * var client = new Client(address, combined_creds); + * }); + * + * @namespace grpc.credentials + */ + +'use strict'; + +var grpc = require('./grpc_extension'); + +/** + * This cannot be constructed directly. Instead, instances of this class should + * be created using the factory functions in {@link grpc.credentials} + * @constructor grpc.credentials~CallCredentials + */ +var CallCredentials = grpc.CallCredentials; + +/** + * This cannot be constructed directly. Instead, instances of this class should + * be created using the factory functions in {@link grpc.credentials} + * @constructor grpc.credentials~ChannelCredentials + */ +var ChannelCredentials = grpc.ChannelCredentials; + +var Metadata = require('./metadata.js'); + +var common = require('./common.js'); + +var constants = require('./constants'); + +var _ = require('lodash'); + +/** + * @external GoogleCredential + * @see https://github.com/google/google-auth-library-nodejs + */ + +/** + * Create an SSL Credentials object. If using a client-side certificate, both + * the second and third arguments must be passed. + * @memberof grpc.credentials + * @alias grpc.credentials.createSsl + * @kind function + * @param {Buffer=} root_certs The root certificate data + * @param {Buffer=} private_key The client certificate private key, if + * applicable + * @param {Buffer=} cert_chain The client certificate cert chain, if applicable + * @return {grpc.credentials.ChannelCredentials} The SSL Credentials object + */ +exports.createSsl = ChannelCredentials.createSsl; + +/** + * @callback grpc.credentials~metadataCallback + * @param {Error} error The error, if getting metadata failed + * @param {grpc.Metadata} metadata The metadata + */ + +/** + * @callback grpc.credentials~generateMetadata + * @param {Object} params Parameters that can modify metadata generation + * @param {string} params.service_url The URL of the service that the call is + * going to + * @param {grpc.credentials~metadataCallback} callback + */ + +/** + * Create a gRPC credentials object from a metadata generation function. This + * function gets the service URL and a callback as parameters. The error + * passed to the callback can optionally have a 'code' value attached to it, + * which corresponds to a status code that this library uses. + * @memberof grpc.credentials + * @alias grpc.credentials.createFromMetadataGenerator + * @param {grpc.credentials~generateMetadata} metadata_generator The function + * that generates metadata + * @return {grpc.credentials.CallCredentials} The credentials object + */ +exports.createFromMetadataGenerator = function(metadata_generator) { + return CallCredentials.createFromPlugin(function(service_url, cb_data, + callback) { + metadata_generator({service_url: service_url}, function(error, metadata) { + var code = constants.status.OK; + var message = ''; + if (error) { + message = error.message; + if (error.hasOwnProperty('code') && _.isFinite(error.code)) { + code = error.code; + } else { + code = constants.status.UNAUTHENTICATED; + } + if (!metadata) { + metadata = new Metadata(); + } + } + callback(code, message, metadata._getCoreRepresentation(), cb_data); + }); + }); +}; + +/** + * Create a gRPC credential from a Google credential object. + * @memberof grpc.credentials + * @alias grpc.credentials.createFromGoogleCredential + * @param {external:GoogleCredential} google_credential The Google credential + * object to use + * @return {grpc.credentials.CallCredentials} The resulting credentials object + */ +exports.createFromGoogleCredential = function(google_credential) { + return exports.createFromMetadataGenerator(function(auth_context, callback) { + var service_url = auth_context.service_url; + google_credential.getRequestMetadata(service_url, function(err, header) { + if (err) { + common.log(constants.logVerbosity.INFO, 'Auth error:' + err); + callback(err); + return; + } + var metadata = new Metadata(); + metadata.add('authorization', header.Authorization); + callback(null, metadata); + }); + }); +}; + +/** + * Combine a ChannelCredentials with any number of CallCredentials into a single + * ChannelCredentials object. + * @memberof grpc.credentials + * @alias grpc.credentials.combineChannelCredentials + * @param {ChannelCredentials} channel_credential The ChannelCredentials to + * start with + * @param {...CallCredentials} credentials The CallCredentials to compose + * @return ChannelCredentials A credentials object that combines all of the + * input credentials + */ +exports.combineChannelCredentials = function(channel_credential) { + var current = channel_credential; + for (var i = 1; i < arguments.length; i++) { + current = current.compose(arguments[i]); + } + return current; +}; + +/** + * Combine any number of CallCredentials into a single CallCredentials object + * @memberof grpc.credentials + * @alias grpc.credentials.combineCallCredentials + * @param {...CallCredentials} credentials the CallCredentials to compose + * @return CallCredentials A credentials object that combines all of the input + * credentials + */ +exports.combineCallCredentials = function() { + var current = arguments[0]; + for (var i = 1; i < arguments.length; i++) { + current = current.compose(arguments[i]); + } + return current; +}; + +/** + * Create an insecure credentials object. This is used to create a channel that + * does not use SSL. This cannot be composed with anything. + * @memberof grpc.credentials + * @alias grpc.credentials.createInsecure + * @kind function + * @return {ChannelCredentials} The insecure credentials object + */ +exports.createInsecure = ChannelCredentials.createInsecure; diff --git a/packages/grpc-native-core/src/grpc_extension.js b/packages/grpc-native-core/src/grpc_extension.js new file mode 100644 index 00000000..af43eaca --- /dev/null +++ b/packages/grpc-native-core/src/grpc_extension.js @@ -0,0 +1,32 @@ +/** + * @license + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * @module + * @private + */ + +'use strict'; + +var binary = require('node-pre-gyp/lib/pre-binding'); +var path = require('path'); +var binding_path = + binary.find(path.resolve(path.join(__dirname, '../../../package.json'))); +var binding = require(binding_path); + +module.exports = binding; diff --git a/packages/grpc-native-core/src/metadata.js b/packages/grpc-native-core/src/metadata.js new file mode 100644 index 00000000..46f9e0fe --- /dev/null +++ b/packages/grpc-native-core/src/metadata.js @@ -0,0 +1,172 @@ +/** + * @license + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var _ = require('lodash'); + +var grpc = require('./grpc_extension'); + +/** + * Class for storing metadata. Keys are normalized to lowercase ASCII. + * @memberof grpc + * @constructor + * @example + * var metadata = new metadata_module.Metadata(); + * metadata.set('key1', 'value1'); + * metadata.add('key1', 'value2'); + * metadata.get('key1') // returns ['value1', 'value2'] + */ +function Metadata() { + this._internal_repr = {}; +} + +function normalizeKey(key) { + key = key.toLowerCase(); + if (grpc.metadataKeyIsLegal(key)) { + return key; + } else { + throw new Error('Metadata key"' + key + '" contains illegal characters'); + } +} + +function validate(key, value) { + if (grpc.metadataKeyIsBinary(key)) { + if (!(value instanceof Buffer)) { + throw new Error('keys that end with \'-bin\' must have Buffer values'); + } + } else { + if (!_.isString(value)) { + throw new Error( + 'keys that don\'t end with \'-bin\' must have String values'); + } + if (!grpc.metadataNonbinValueIsLegal(value)) { + throw new Error('Metadata string value "' + value + + '" contains illegal characters'); + } + } +} + +/** + * Sets the given value for the given key, replacing any other values associated + * with that key. Normalizes the key. + * @param {String} key The key to set + * @param {String|Buffer} value The value to set. Must be a buffer if and only + * if the normalized key ends with '-bin' + */ +Metadata.prototype.set = function(key, value) { + key = normalizeKey(key); + validate(key, value); + this._internal_repr[key] = [value]; +}; + +/** + * Adds the given value for the given key. Normalizes the key. + * @param {String} key The key to add to. + * @param {String|Buffer} value The value to add. Must be a buffer if and only + * if the normalized key ends with '-bin' + */ +Metadata.prototype.add = function(key, value) { + key = normalizeKey(key); + validate(key, value); + if (!this._internal_repr[key]) { + this._internal_repr[key] = []; + } + this._internal_repr[key].push(value); +}; + +/** + * Remove the given key and any associated values. Normalizes the key. + * @param {String} key The key to remove + */ +Metadata.prototype.remove = function(key) { + key = normalizeKey(key); + if (Object.prototype.hasOwnProperty.call(this._internal_repr, key)) { + delete this._internal_repr[key]; + } +}; + +/** + * Gets a list of all values associated with the key. Normalizes the key. + * @param {String} key The key to get + * @return {Array.} The values associated with that key + */ +Metadata.prototype.get = function(key) { + key = normalizeKey(key); + if (Object.prototype.hasOwnProperty.call(this._internal_repr, key)) { + return this._internal_repr[key]; + } else { + return []; + } +}; + +/** + * Get a map of each key to a single associated value. This reflects the most + * common way that people will want to see metadata. + * @return {Object.} A key/value mapping of the metadata + */ +Metadata.prototype.getMap = function() { + var result = {}; + _.forOwn(this._internal_repr, function(values, key) { + if(values.length > 0) { + result[key] = values[0]; + } + }); + return result; +}; + +/** + * Clone the metadata object. + * @return {Metadata} The new cloned object + */ +Metadata.prototype.clone = function() { + var copy = new Metadata(); + _.forOwn(this._internal_repr, function(value, key) { + copy._internal_repr[key] = _.clone(value); + }); + return copy; +}; + +/** + * Gets the metadata in the format used by interal code. Intended for internal + * use only. API stability is not guaranteed. + * @private + * @return {Object.>} The metadata + */ +Metadata.prototype._getCoreRepresentation = function() { + return this._internal_repr; +}; + +/** + * Creates a Metadata object from a metadata map in the internal format. + * Intended for internal use only. API stability is not guaranteed. + * @private + * @param {Object.>} The metadata + * @return {Metadata} The new Metadata object + */ +Metadata._fromCoreRepresentation = function(metadata) { + var newMetadata = new Metadata(); + if (metadata) { + _.forOwn(metadata, function(value, key) { + newMetadata._internal_repr[key] = _.clone(value); + }); + } + return newMetadata; +}; + +module.exports = Metadata; diff --git a/packages/grpc-native-core/src/protobuf_js_5_common.js b/packages/grpc-native-core/src/protobuf_js_5_common.js new file mode 100644 index 00000000..541965fd --- /dev/null +++ b/packages/grpc-native-core/src/protobuf_js_5_common.js @@ -0,0 +1,171 @@ +/** + * @license + * Copyright 2017 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * @module + * @private + */ + +'use strict'; + +var _ = require('lodash'); +var client = require('./client'); + +/** + * Get a function that deserializes a specific type of protobuf. + * @param {function()} cls The constructor of the message type to deserialize + * @param {bool=} binaryAsBase64 Deserialize bytes fields as base64 strings + * instead of Buffers. Defaults to false + * @param {bool=} longsAsStrings Deserialize long values as strings instead of + * objects. Defaults to true + * @return {function(Buffer):cls} The deserialization function + */ +exports.deserializeCls = function deserializeCls(cls, options) { + /** + * Deserialize a buffer to a message object + * @param {Buffer} arg_buf The buffer to deserialize + * @return {cls} The resulting object + */ + return function deserialize(arg_buf) { + // Convert to a native object with binary fields as Buffers (first argument) + // and longs as strings (second argument) + return cls.decode(arg_buf).toRaw(options.binaryAsBase64, + options.longsAsStrings); + }; +}; + +var deserializeCls = exports.deserializeCls; + +/** + * Get a function that serializes objects to a buffer by protobuf class. + * @param {function()} Cls The constructor of the message type to serialize + * @return {function(Cls):Buffer} The serialization function + */ +exports.serializeCls = function serializeCls(Cls) { + /** + * Serialize an object to a Buffer + * @param {Object} arg The object to serialize + * @return {Buffer} The serialized object + */ + return function serialize(arg) { + return new Buffer(new Cls(arg).encode().toBuffer()); + }; +}; + +var serializeCls = exports.serializeCls; + +/** + * Get the fully qualified (dotted) name of a ProtoBuf.Reflect value. + * @param {ProtoBuf.Reflect.Namespace} value The value to get the name of + * @return {string} The fully qualified name of the value + */ +exports.fullyQualifiedName = function fullyQualifiedName(value) { + if (value === null || value === undefined) { + return ''; + } + var name = value.name; + var parent_name = fullyQualifiedName(value.parent); + if (parent_name !== '') { + name = parent_name + '.' + name; + } + return name; +}; + +var fullyQualifiedName = exports.fullyQualifiedName; + +/** + * Return a map from method names to method attributes for the service. + * @param {ProtoBuf.Reflect.Service} service The service to get attributes for + * @param {Object=} options Options to apply to these attributes + * @return {Object} The attributes map + */ +exports.getProtobufServiceAttrs = function getProtobufServiceAttrs(service, + options) { + var prefix = '/' + fullyQualifiedName(service) + '/'; + var binaryAsBase64, longsAsStrings; + if (options) { + binaryAsBase64 = options.binaryAsBase64; + longsAsStrings = options.longsAsStrings; + } + /* This slightly awkward construction is used to make sure we only use + lodash@3.10.1-compatible functions. A previous version used + _.fromPairs, which would be cleaner, but was introduced in lodash + version 4 */ + return _.zipObject(_.map(service.children, function(method) { + return _.camelCase(method.name); + }), _.map(service.children, function(method) { + return { + originalName: method.name, + path: prefix + method.name, + requestStream: method.requestStream, + responseStream: method.responseStream, + requestType: method.resolvedRequestType, + responseType: method.resolvedResponseType, + requestSerialize: serializeCls(method.resolvedRequestType.build()), + requestDeserialize: deserializeCls(method.resolvedRequestType.build(), + options), + responseSerialize: serializeCls(method.resolvedResponseType.build()), + responseDeserialize: deserializeCls(method.resolvedResponseType.build(), + options) + }; + })); +}; + +var getProtobufServiceAttrs = exports.getProtobufServiceAttrs; + +/** + * Load a gRPC object from an existing ProtoBuf.Reflect object. + * @param {ProtoBuf.Reflect.Namespace} value The ProtoBuf object to load. + * @param {Object=} options Options to apply to the loaded object + * @return {Object} The resulting gRPC object + */ +exports.loadObject = function loadObject(value, options) { + var result = {}; + if (!value) { + return value; + } + if (value.hasOwnProperty('ns')) { + return loadObject(value.ns, options); + } + if (value.className === 'Namespace') { + _.each(value.children, function(child) { + result[child.name] = loadObject(child, options); + }); + return result; + } else if (value.className === 'Service') { + return client.makeClientConstructor(getProtobufServiceAttrs(value, options), + options); + } else if (value.className === 'Message' || value.className === 'Enum') { + return value.build(); + } else { + return value; + } +}; + +/** + * The primary purpose of this method is to distinguish between reflection + * objects from different versions of ProtoBuf.js. This is just a heuristic, + * checking for properties that are (currently) specific to this version of + * ProtoBuf.js + * @param {Object} obj The object to check + * @return {boolean} Whether the object appears to be a Protobuf.js 5 + * ReflectionObject + */ +exports.isProbablyProtobufJs5 = function isProbablyProtobufJs5(obj) { + return _.isArray(obj.children) && (typeof obj.build === 'function'); +}; diff --git a/packages/grpc-native-core/src/protobuf_js_6_common.js b/packages/grpc-native-core/src/protobuf_js_6_common.js new file mode 100644 index 00000000..0f072516 --- /dev/null +++ b/packages/grpc-native-core/src/protobuf_js_6_common.js @@ -0,0 +1,160 @@ +/** + * @license + * Copyright 2017 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * @module + * @private + */ + +'use strict'; + +var _ = require('lodash'); +var client = require('./client'); + +/** + * Get a function that deserializes a specific type of protobuf. + * @param {function()} cls The constructor of the message type to deserialize + * @param {bool=} binaryAsBase64 Deserialize bytes fields as base64 strings + * instead of Buffers. Defaults to false + * @param {bool=} longsAsStrings Deserialize long values as strings instead of + * objects. Defaults to true + * @return {function(Buffer):cls} The deserialization function + */ +exports.deserializeCls = function deserializeCls(cls, options) { + var conversion_options = { + defaults: true, + bytes: options.binaryAsBase64 ? String : Buffer, + longs: options.longsAsStrings ? String : null, + enums: options.enumsAsStrings ? String : null, + oneofs: true + }; + /** + * Deserialize a buffer to a message object + * @param {Buffer} arg_buf The buffer to deserialize + * @return {cls} The resulting object + */ + return function deserialize(arg_buf) { + return cls.toObject(cls.decode(arg_buf), conversion_options); + }; +}; + +var deserializeCls = exports.deserializeCls; + +/** + * Get a function that serializes objects to a buffer by protobuf class. + * @param {function()} Cls The constructor of the message type to serialize + * @return {function(Cls):Buffer} The serialization function + */ +exports.serializeCls = function serializeCls(cls) { + /** + * Serialize an object to a Buffer + * @param {Object} arg The object to serialize + * @return {Buffer} The serialized object + */ + return function serialize(arg) { + var message = cls.fromObject(arg); + return cls.encode(message).finish(); + }; +}; + +var serializeCls = exports.serializeCls; + +/** + * Get the fully qualified (dotted) name of a ProtoBuf.Reflect value. + * @param {ProtoBuf.ReflectionObject} value The value to get the name of + * @return {string} The fully qualified name of the value + */ +exports.fullyQualifiedName = function fullyQualifiedName(value) { + if (value === null || value === undefined) { + return ''; + } + var name = value.name; + var parent_fqn = fullyQualifiedName(value.parent); + if (parent_fqn !== '') { + name = parent_fqn + '.' + name; + } + return name; +}; + +var fullyQualifiedName = exports.fullyQualifiedName; + +/** + * Return a map from method names to method attributes for the service. + * @param {ProtoBuf.Service} service The service to get attributes for + * @param {Object=} options Options to apply to these attributes + * @return {Object} The attributes map + */ +exports.getProtobufServiceAttrs = function getProtobufServiceAttrs(service, + options) { + var prefix = '/' + fullyQualifiedName(service) + '/'; + service.resolveAll(); + return _.zipObject(_.map(service.methods, function(method) { + return _.camelCase(method.name); + }), _.map(service.methods, function(method) { + return { + originalName: method.name, + path: prefix + method.name, + requestStream: !!method.requestStream, + responseStream: !!method.responseStream, + requestType: method.resolvedRequestType, + responseType: method.resolvedResponseType, + requestSerialize: serializeCls(method.resolvedRequestType), + requestDeserialize: deserializeCls(method.resolvedRequestType, options), + responseSerialize: serializeCls(method.resolvedResponseType), + responseDeserialize: deserializeCls(method.resolvedResponseType, options) + }; + })); +}; + +var getProtobufServiceAttrs = exports.getProtobufServiceAttrs; + +exports.loadObject = function loadObject(value, options) { + var result = {}; + if (!value) { + return value; + } + if (value.hasOwnProperty('methods')) { + // It's a service object + var service_attrs = getProtobufServiceAttrs(value, options); + return client.makeClientConstructor(service_attrs); + } + + if (value.hasOwnProperty('nested')) { + // It's a namespace or root object + _.each(value.nested, function(nested, name) { + result[name] = loadObject(nested, options); + }); + return result; + } + + // Otherwise, it's not something we need to change + return value; +}; + +/** + * The primary purpose of this method is to distinguish between reflection + * objects from different versions of ProtoBuf.js. This is just a heuristic, + * checking for properties that are (currently) specific to this version of + * ProtoBuf.js + * @param {Object} obj The object to check + * @return {boolean} Whether the object appears to be a Protobuf.js 6 + * ReflectionObject + */ +exports.isProbablyProtobufJs6 = function isProbablyProtobufJs6(obj) { + return (typeof obj.root === 'object') && (typeof obj.resolve === 'function'); +}; diff --git a/packages/grpc-native-core/src/server.js b/packages/grpc-native-core/src/server.js new file mode 100644 index 00000000..8b7c0b68 --- /dev/null +++ b/packages/grpc-native-core/src/server.js @@ -0,0 +1,965 @@ +/** + * @license + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var _ = require('lodash'); + +var grpc = require('./grpc_extension'); + +var common = require('./common'); + +var Metadata = require('./metadata'); + +var constants = require('./constants'); + +var stream = require('stream'); + +var Readable = stream.Readable; +var Writable = stream.Writable; +var Duplex = stream.Duplex; +var util = require('util'); + +var EventEmitter = require('events').EventEmitter; + +/** + * Handle an error on a call by sending it as a status + * @private + * @param {grpc.internal~Call} call The call to send the error on + * @param {(Object|Error)} error The error object + */ +function handleError(call, error) { + var statusMetadata = new Metadata(); + var status = { + code: constants.status.UNKNOWN, + details: 'Unknown Error' + }; + if (error.hasOwnProperty('message')) { + status.details = error.message; + } + if (error.hasOwnProperty('code')) { + status.code = error.code; + if (error.hasOwnProperty('details')) { + status.details = error.details; + } + } + if (error.hasOwnProperty('metadata')) { + statusMetadata = error.metadata; + } + status.metadata = statusMetadata._getCoreRepresentation(); + var error_batch = {}; + if (!call.metadataSent) { + error_batch[grpc.opType.SEND_INITIAL_METADATA] = + (new Metadata())._getCoreRepresentation(); + } + error_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = status; + call.startBatch(error_batch, function(){}); +} + +/** + * Send a response to a unary or client streaming call. + * @private + * @param {grpc.Call} call The call to respond on + * @param {*} value The value to respond with + * @param {grpc~serialize} serialize Serialization function for the + * response + * @param {grpc.Metadata=} metadata Optional trailing metadata to send with + * status + * @param {number=} [flags=0] Flags for modifying how the message is sent. + */ +function sendUnaryResponse(call, value, serialize, metadata, flags) { + var end_batch = {}; + var statusMetadata = new Metadata(); + var status = { + code: constants.status.OK, + details: 'OK' + }; + if (metadata) { + statusMetadata = metadata; + } + var message; + try { + message = serialize(value); + } catch (e) { + e.code = constants.status.INTERNAL; + handleError(call, e); + return; + } + status.metadata = statusMetadata._getCoreRepresentation(); + if (!call.metadataSent) { + end_batch[grpc.opType.SEND_INITIAL_METADATA] = + (new Metadata())._getCoreRepresentation(); + call.metadataSent = true; + } + message.grpcWriteFlags = flags; + end_batch[grpc.opType.SEND_MESSAGE] = message; + end_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = status; + call.startBatch(end_batch, function (){}); +} + +/** + * Initialize a writable stream. This is used for both the writable and duplex + * stream constructors. + * @private + * @param {Writable} stream The stream to set up + * @param {function(*):Buffer=} Serialization function for responses + */ +function setUpWritable(stream, serialize) { + stream.finished = false; + stream.status = { + code : constants.status.OK, + details : 'OK', + metadata : new Metadata() + }; + stream.serialize = common.wrapIgnoreNull(serialize); + function sendStatus() { + var batch = {}; + if (!stream.call.metadataSent) { + stream.call.metadataSent = true; + batch[grpc.opType.SEND_INITIAL_METADATA] = + (new Metadata())._getCoreRepresentation(); + } + + if (stream.status.metadata) { + stream.status.metadata = stream.status.metadata._getCoreRepresentation(); + } + batch[grpc.opType.SEND_STATUS_FROM_SERVER] = stream.status; + stream.call.startBatch(batch, function(){}); + } + stream.on('finish', sendStatus); + /** + * Set the pending status to a given error status. If the error does not have + * code or details properties, the code will be set to grpc.status.UNKNOWN + * and the details will be set to 'Unknown Error'. + * @param {Error} err The error object + */ + function setStatus(err) { + var code = constants.status.UNKNOWN; + var details = 'Unknown Error'; + var metadata = new Metadata(); + if (err.hasOwnProperty('message')) { + details = err.message; + } + if (err.hasOwnProperty('code')) { + code = err.code; + if (err.hasOwnProperty('details')) { + details = err.details; + } + } + if (err.hasOwnProperty('metadata')) { + metadata = err.metadata; + } + stream.status = {code: code, details: details, metadata: metadata}; + } + /** + * Terminate the call. This includes indicating that reads are done, draining + * all pending writes, and sending the given error as a status + * @param {Error} err The error object + * @this GrpcServerStream + */ + function terminateCall(err) { + // Drain readable data + setStatus(err); + stream.end(); + } + stream.on('error', terminateCall); + /** + * Override of Writable#end method that allows for sending metadata with a + * success status. + * @param {Metadata=} metadata Metadata to send with the status + */ + stream.end = function(metadata) { + if (metadata) { + stream.status.metadata = metadata; + } + Writable.prototype.end.call(this); + }; +} + +/** + * Initialize a readable stream. This is used for both the readable and duplex + * stream constructors. + * @private + * @param {Readable} stream The stream to initialize + * @param {grpc~deserialize} deserialize Deserialization function for + * incoming data. + */ +function setUpReadable(stream, deserialize) { + stream.deserialize = common.wrapIgnoreNull(deserialize); + stream.finished = false; + stream.reading = false; + + stream.terminate = function() { + stream.finished = true; + stream.on('data', function() {}); + }; + + stream.on('cancelled', function() { + stream.terminate(); + }); +} + +/** + * Emitted when the call has been cancelled. After this has been emitted, the + * call's `cancelled` property will be set to `true`. + * @event grpc~ServerUnaryCall~cancelled + */ + +util.inherits(ServerUnaryCall, EventEmitter); + +/** + * An EventEmitter. Used for unary calls. + * @constructor grpc~ServerUnaryCall + * @extends external:EventEmitter + * @param {grpc.internal~Call} call The call object associated with the request + * @param {grpc.Metadata} metadata The request metadata from the client + */ +function ServerUnaryCall(call, metadata) { + EventEmitter.call(this); + this.call = call; + /** + * Indicates if the call has been cancelled + * @member {boolean} grpc~ServerUnaryCall#cancelled + */ + this.cancelled = false; + /** + * The request metadata from the client + * @member {grpc.Metadata} grpc~ServerUnaryCall#metadata + */ + this.metadata = metadata; + /** + * The request message from the client + * @member {*} grpc~ServerUnaryCall#request + */ + this.request = undefined; +} + +/** + * Emitted when the call has been cancelled. After this has been emitted, the + * call's `cancelled` property will be set to `true`. + * @event grpc~ServerWritableStream~cancelled + */ + +util.inherits(ServerWritableStream, Writable); + +/** + * A stream that the server can write to. Used for calls that are streaming from + * the server side. + * @constructor grpc~ServerWritableStream + * @extends external:Writable + * @borrows grpc~ServerUnaryCall#sendMetadata as + * grpc~ServerWritableStream#sendMetadata + * @borrows grpc~ServerUnaryCall#getPeer as grpc~ServerWritableStream#getPeer + * @param {grpc.internal~Call} call The call object to send data with + * @param {grpc.Metadata} metadata The request metadata from the client + * @param {grpc~serialize} serialize Serialization function for writes + */ +function ServerWritableStream(call, metadata, serialize) { + Writable.call(this, {objectMode: true}); + this.call = call; + + this.finished = false; + setUpWritable(this, serialize); + /** + * Indicates if the call has been cancelled + * @member {boolean} grpc~ServerWritableStream#cancelled + */ + this.cancelled = false; + /** + * The request metadata from the client + * @member {grpc.Metadata} grpc~ServerWritableStream#metadata + */ + this.metadata = metadata; + /** + * The request message from the client + * @member {*} grpc~ServerWritableStream#request + */ + this.request = undefined; +} + +/** + * Start writing a chunk of data. This is an implementation of a method required + * for implementing stream.Writable. + * @private + * @param {Buffer} chunk The chunk of data to write + * @param {string} encoding Used to pass write flags + * @param {function(Error=)} callback Callback to indicate that the write is + * complete + */ +function _write(chunk, encoding, callback) { + /* jshint validthis: true */ + var batch = {}; + var self = this; + var message; + try { + message = this.serialize(chunk); + } catch (e) { + e.code = constants.status.INTERNAL; + callback(e); + return; + } + if (!this.call.metadataSent) { + batch[grpc.opType.SEND_INITIAL_METADATA] = + (new Metadata())._getCoreRepresentation(); + this.call.metadataSent = true; + } + if (_.isFinite(encoding)) { + /* Attach the encoding if it is a finite number. This is the closest we + * can get to checking that it is valid flags */ + message.grpcWriteFlags = encoding; + } + batch[grpc.opType.SEND_MESSAGE] = message; + this.call.startBatch(batch, function(err, value) { + if (err) { + self.emit('error', err); + return; + } + callback(); + }); +} + +ServerWritableStream.prototype._write = _write; + +/** + * Emitted when the call has been cancelled. After this has been emitted, the + * call's `cancelled` property will be set to `true`. + * @event grpc~ServerReadableStream~cancelled + */ + +util.inherits(ServerReadableStream, Readable); + +/** + * A stream that the server can read from. Used for calls that are streaming + * from the client side. + * @constructor grpc~ServerReadableStream + * @extends external:Readable + * @borrows grpc~ServerUnaryCall#sendMetadata as + * grpc~ServerReadableStream#sendMetadata + * @borrows grpc~ServerUnaryCall#getPeer as grpc~ServerReadableStream#getPeer + * @param {grpc.internal~Call} call The call object to read data with + * @param {grpc.Metadata} metadata The request metadata from the client + * @param {grpc~deserialize} deserialize Deserialization function for reads + */ +function ServerReadableStream(call, metadata, deserialize) { + Readable.call(this, {objectMode: true}); + this.call = call; + setUpReadable(this, deserialize); + /** + * Indicates if the call has been cancelled + * @member {boolean} grpc~ServerReadableStream#cancelled + */ + this.cancelled = false; + /** + * The request metadata from the client + * @member {grpc.Metadata} grpc~ServerReadableStream#metadata + */ + this.metadata = metadata; +} + +/** + * Start reading from the gRPC data source. This is an implementation of a + * method required for implementing stream.Readable + * @access private + * @param {number} size Ignored + */ +function _read(size) { + /* jshint validthis: true */ + var self = this; + /** + * Callback to be called when a READ event is received. Pushes the data onto + * the read queue and starts reading again if applicable + * @param {grpc.Event} event READ event object + */ + function readCallback(err, event) { + if (err) { + self.terminate(); + return; + } + if (self.finished) { + self.push(null); + return; + } + var data = event.read; + var deserialized; + try { + deserialized = self.deserialize(data); + } catch (e) { + e.code = constants.status.INTERNAL; + self.emit('error', e); + return; + } + if (self.push(deserialized) && data !== null) { + var read_batch = {}; + read_batch[grpc.opType.RECV_MESSAGE] = true; + self.call.startBatch(read_batch, readCallback); + } else { + self.reading = false; + } + } + if (self.finished) { + self.push(null); + } else { + if (!self.reading) { + self.reading = true; + var batch = {}; + batch[grpc.opType.RECV_MESSAGE] = true; + self.call.startBatch(batch, readCallback); + } + } +} + +ServerReadableStream.prototype._read = _read; + +/** + * Emitted when the call has been cancelled. After this has been emitted, the + * call's `cancelled` property will be set to `true`. + * @event grpc~ServerDuplexStream~cancelled + */ + +util.inherits(ServerDuplexStream, Duplex); + +/** + * A stream that the server can read from or write to. Used for calls with + * duplex streaming. + * @constructor grpc~ServerDuplexStream + * @extends external:Duplex + * @borrows grpc~ServerUnaryCall#sendMetadata as + * grpc~ServerDuplexStream#sendMetadata + * @borrows grpc~ServerUnaryCall#getPeer as grpc~ServerDuplexStream#getPeer + * @param {grpc.internal~Call} call Call object to proxy + * @param {grpc.Metadata} metadata The request metadata from the client + * @param {grpc~serialize} serialize Serialization function for requests + * @param {grpc~deserialize} deserialize Deserialization function for + * responses + */ +function ServerDuplexStream(call, metadata, serialize, deserialize) { + Duplex.call(this, {objectMode: true}); + this.call = call; + setUpWritable(this, serialize); + setUpReadable(this, deserialize); + /** + * Indicates if the call has been cancelled + * @member {boolean} grpc~ServerReadableStream#cancelled + */ + this.cancelled = false; + /** + * The request metadata from the client + * @member {grpc.Metadata} grpc~ServerReadableStream#metadata + */ + this.metadata = metadata; +} + +ServerDuplexStream.prototype._read = _read; +ServerDuplexStream.prototype._write = _write; + +/** + * Send the initial metadata for a writable stream. + * @alias grpc~ServerUnaryCall#sendMetadata + * @param {Metadata} responseMetadata Metadata to send + */ +function sendMetadata(responseMetadata) { + /* jshint validthis: true */ + var self = this; + if (!this.call.metadataSent) { + this.call.metadataSent = true; + var batch = {}; + batch[grpc.opType.SEND_INITIAL_METADATA] = + responseMetadata._getCoreRepresentation(); + this.call.startBatch(batch, function(err) { + if (err) { + self.emit('error', err); + return; + } + }); + } +} + +ServerUnaryCall.prototype.sendMetadata = sendMetadata; +ServerWritableStream.prototype.sendMetadata = sendMetadata; +ServerReadableStream.prototype.sendMetadata = sendMetadata; +ServerDuplexStream.prototype.sendMetadata = sendMetadata; + +/** + * Get the endpoint this call/stream is connected to. + * @alias grpc~ServerUnaryCall#getPeer + * @return {string} The URI of the endpoint + */ +function getPeer() { + /* jshint validthis: true */ + return this.call.getPeer(); +} + +ServerUnaryCall.prototype.getPeer = getPeer; +ServerReadableStream.prototype.getPeer = getPeer; +ServerWritableStream.prototype.getPeer = getPeer; +ServerDuplexStream.prototype.getPeer = getPeer; + +/** + * Wait for the client to close, then emit a cancelled event if the client + * cancelled. + * @private + */ +function waitForCancel() { + /* jshint validthis: true */ + var self = this; + var cancel_batch = {}; + cancel_batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true; + self.call.startBatch(cancel_batch, function(err, result) { + if (err) { + self.emit('error', err); + } + if (result.cancelled) { + self.cancelled = true; + self.emit('cancelled'); + } + }); +} + +ServerUnaryCall.prototype.waitForCancel = waitForCancel; +ServerReadableStream.prototype.waitForCancel = waitForCancel; +ServerWritableStream.prototype.waitForCancel = waitForCancel; +ServerDuplexStream.prototype.waitForCancel = waitForCancel; + +/** + * Callback function passed to server handlers that handle methods with unary + * responses. + * @callback grpc.Server~sendUnaryData + * @param {grpc~ServiceError} error An error, if the call failed + * @param {*} value The response value. Must be a valid argument to the + * `responseSerialize` method of the method that is being handled + * @param {grpc.Metadata=} trailer Trailing metadata to send, if applicable + * @param {grpc.writeFlags=} flags Flags to modify writing the response + */ + +/** + * User-provided method to handle unary requests on a server + * @callback grpc.Server~handleUnaryCall + * @param {grpc~ServerUnaryCall} call The call object + * @param {grpc.Server~sendUnaryData} callback The callback to call to respond + * to the request + */ + +/** + * Fully handle a unary call + * @private + * @param {grpc.internal~Call} call The call to handle + * @param {Object} handler Request handler object for the method that was called + * @param {grpc~Server.handleUnaryCall} handler.func The handler function + * @param {grpc~deserialize} handler.deserialize The deserialization function + * for request data + * @param {grpc~serialize} handler.serialize The serialization function for + * response data + * @param {grpc.Metadata} metadata Metadata from the client + */ +function handleUnary(call, handler, metadata) { + var emitter = new ServerUnaryCall(call, metadata); + emitter.on('error', function(error) { + handleError(call, error); + }); + emitter.waitForCancel(); + var batch = {}; + batch[grpc.opType.RECV_MESSAGE] = true; + call.startBatch(batch, function(err, result) { + if (err) { + handleError(call, err); + return; + } + try { + emitter.request = handler.deserialize(result.read); + } catch (e) { + e.code = constants.status.INTERNAL; + handleError(call, e); + return; + } + if (emitter.cancelled) { + return; + } + handler.func(emitter, function sendUnaryData(err, value, trailer, flags) { + if (err) { + if (trailer) { + err.metadata = trailer; + } + handleError(call, err); + } else { + sendUnaryResponse(call, value, handler.serialize, trailer, flags); + } + }); + }); +} + +/** + * User provided method to handle server streaming methods on the server. + * @callback grpc.Server~handleServerStreamingCall + * @param {grpc~ServerWritableStream} call The call object + */ + +/** + * Fully handle a server streaming call + * @private + * @param {grpc.internal~Call} call The call to handle + * @param {Object} handler Request handler object for the method that was called + * @param {grpc~Server.handleServerStreamingCall} handler.func The handler + * function + * @param {grpc~deserialize} handler.deserialize The deserialization function + * for request data + * @param {grpc~serialize} handler.serialize The serialization function for + * response data + * @param {grpc.Metadata} metadata Metadata from the client + */ +function handleServerStreaming(call, handler, metadata) { + var stream = new ServerWritableStream(call, metadata, handler.serialize); + stream.waitForCancel(); + var batch = {}; + batch[grpc.opType.RECV_MESSAGE] = true; + call.startBatch(batch, function(err, result) { + if (err) { + stream.emit('error', err); + return; + } + try { + stream.request = handler.deserialize(result.read); + } catch (e) { + e.code = constants.status.INTERNAL; + stream.emit('error', e); + return; + } + handler.func(stream); + }); +} + +/** + * User provided method to handle client streaming methods on the server. + * @callback grpc.Server~handleClientStreamingCall + * @param {grpc~ServerReadableStream} call The call object + * @param {grpc.Server~sendUnaryData} callback The callback to call to respond + * to the request + */ + +/** + * Fully handle a client streaming call + * @access private + * @param {grpc.internal~Call} call The call to handle + * @param {Object} handler Request handler object for the method that was called + * @param {grpc~Server.handleClientStreamingCall} handler.func The handler + * function + * @param {grpc~deserialize} handler.deserialize The deserialization function + * for request data + * @param {grpc~serialize} handler.serialize The serialization function for + * response data + * @param {grpc.Metadata} metadata Metadata from the client + */ +function handleClientStreaming(call, handler, metadata) { + var stream = new ServerReadableStream(call, metadata, handler.deserialize); + stream.on('error', function(error) { + handleError(call, error); + }); + stream.waitForCancel(); + handler.func(stream, function(err, value, trailer, flags) { + stream.terminate(); + if (err) { + if (trailer) { + err.metadata = trailer; + } + handleError(call, err); + } else { + sendUnaryResponse(call, value, handler.serialize, trailer, flags); + } + }); +} + +/** + * User provided method to handle bidirectional streaming calls on the server. + * @callback grpc.Server~handleBidiStreamingCall + * @param {grpc~ServerDuplexStream} call The call object + */ + +/** + * Fully handle a bidirectional streaming call + * @private + * @param {grpc.internal~Call} call The call to handle + * @param {Object} handler Request handler object for the method that was called + * @param {grpc~Server.handleBidiStreamingCall} handler.func The handler + * function + * @param {grpc~deserialize} handler.deserialize The deserialization function + * for request data + * @param {grpc~serialize} handler.serialize The serialization function for + * response data + * @param {Metadata} metadata Metadata from the client + */ +function handleBidiStreaming(call, handler, metadata) { + var stream = new ServerDuplexStream(call, metadata, handler.serialize, + handler.deserialize); + stream.waitForCancel(); + handler.func(stream); +} + +var streamHandlers = { + unary: handleUnary, + server_stream: handleServerStreaming, + client_stream: handleClientStreaming, + bidi: handleBidiStreaming +}; + +/** + * Constructs a server object that stores request handlers and delegates + * incoming requests to those handlers + * @memberof grpc + * @constructor + * @param {Object=} options Options that should be passed to the internal server + * implementation + * @example + * var server = new grpc.Server(); + * server.addProtoService(protobuf_service_descriptor, service_implementation); + * server.bind('address:port', server_credential); + * server.start(); + */ +function Server(options) { + this.handlers = {}; + var server = new grpc.Server(options); + this._server = server; + this.started = false; +} + +/** + * Start the server and begin handling requests + */ +Server.prototype.start = function() { + if (this.started) { + throw new Error('Server is already running'); + } + var self = this; + this.started = true; + this._server.start(); + /** + * Handles the SERVER_RPC_NEW event. If there is a handler associated with + * the requested method, use that handler to respond to the request. Then + * wait for the next request + * @param {grpc.internal~Event} event The event to handle with tag + * SERVER_RPC_NEW + */ + function handleNewCall(err, event) { + if (err) { + return; + } + var details = event.new_call; + var call = details.call; + var method = details.method; + var metadata = Metadata._fromCoreRepresentation(details.metadata); + if (method === null) { + return; + } + self._server.requestCall(handleNewCall); + var handler; + if (self.handlers.hasOwnProperty(method)) { + handler = self.handlers[method]; + } else { + var batch = {}; + batch[grpc.opType.SEND_INITIAL_METADATA] = + (new Metadata())._getCoreRepresentation(); + batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + code: constants.status.UNIMPLEMENTED, + details: '', + metadata: {} + }; + batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true; + call.startBatch(batch, function() {}); + return; + } + streamHandlers[handler.type](call, handler, metadata); + } + this._server.requestCall(handleNewCall); +}; + +/** + * Unified type for application handlers for all types of calls + * @typedef {(grpc.Server~handleUnaryCall + * |grpc.Server~handleClientStreamingCall + * |grpc.Server~handleServerStreamingCall + * |grpc.Server~handleBidiStreamingCall)} grpc.Server~handleCall + */ + +/** + * Registers a handler to handle the named method. Fails if there already is + * a handler for the given method. Returns true on success + * @param {string} name The name of the method that the provided function should + * handle/respond to. + * @param {grpc.Server~handleCall} handler Function that takes a stream of + * request values and returns a stream of response values + * @param {grpc~serialize} serialize Serialization function for responses + * @param {grpc~deserialize} deserialize Deserialization function for requests + * @param {string} type The streaming type of method that this handles + * @return {boolean} True if the handler was set. False if a handler was already + * set for that name. + */ +Server.prototype.register = function(name, handler, serialize, deserialize, + type) { + if (this.handlers.hasOwnProperty(name)) { + return false; + } + this.handlers[name] = { + func: handler, + serialize: serialize, + deserialize: deserialize, + type: type + }; + return true; +}; + +/** + * Gracefully shuts down the server. The server will stop receiving new calls, + * and any pending calls will complete. The callback will be called when all + * pending calls have completed and the server is fully shut down. This method + * is idempotent with itself and forceShutdown. + * @param {function()} callback The shutdown complete callback + */ +Server.prototype.tryShutdown = function(callback) { + this._server.tryShutdown(callback); +}; + +/** + * Forcibly shuts down the server. The server will stop receiving new calls + * and cancel all pending calls. When it returns, the server has shut down. + * This method is idempotent with itself and tryShutdown, and it will trigger + * any outstanding tryShutdown callbacks. + */ +Server.prototype.forceShutdown = function() { + this._server.forceShutdown(); +}; + +var unimplementedStatusResponse = { + code: constants.status.UNIMPLEMENTED, + details: 'The server does not implement this method' +}; + +var defaultHandler = { + unary: function(call, callback) { + callback(unimplementedStatusResponse); + }, + client_stream: function(call, callback) { + callback(unimplementedStatusResponse); + }, + server_stream: function(call) { + call.emit('error', unimplementedStatusResponse); + }, + bidi: function(call) { + call.emit('error', unimplementedStatusResponse); + } +}; + +/** + * Add a service to the server, with a corresponding implementation. + * @param {grpc~ServiceDefinition} service The service descriptor + * @param {Object} implementation Map of method + * names to method implementation for the provided service. + */ +Server.prototype.addService = function(service, implementation) { + if (!_.isObject(service) || !_.isObject(implementation)) { + throw new Error('addService requires two objects as arguments'); + } + if (_.keys(service).length === 0) { + throw new Error('Cannot add an empty service to a server'); + } + if (this.started) { + throw new Error('Can\'t add a service to a started server.'); + } + var self = this; + _.forOwn(service, function(attrs, name) { + var method_type; + if (attrs.requestStream) { + if (attrs.responseStream) { + method_type = 'bidi'; + } else { + method_type = 'client_stream'; + } + } else { + if (attrs.responseStream) { + method_type = 'server_stream'; + } else { + method_type = 'unary'; + } + } + var impl; + if (implementation[name] === undefined) { + /* Handle the case where the method is passed with the name exactly as + written in the proto file, instead of using JavaScript function + naming style */ + if (implementation[attrs.originalName] === undefined) { + common.log(constants.logVerbosity.ERROR, 'Method handler ' + name + + ' for ' + attrs.path + ' expected but not provided'); + impl = defaultHandler[method_type]; + } else { + impl = _.bind(implementation[attrs.originalName], implementation); + } + } else { + impl = _.bind(implementation[name], implementation); + } + var serialize = attrs.responseSerialize; + var deserialize = attrs.requestDeserialize; + var register_success = self.register(attrs.path, impl, serialize, + deserialize, method_type); + if (!register_success) { + throw new Error('Method handler for ' + attrs.path + + ' already provided.'); + } + }); +}; + +/** + * Add a proto service to the server, with a corresponding implementation + * @deprecated Use {@link grpc.Server#addService} instead + * @param {Protobuf.Reflect.Service} service The proto service descriptor + * @param {Object} implementation Map of method + * names to method implementation for the provided service. + */ +Server.prototype.addProtoService = util.deprecate(function(service, + implementation) { + var options; + var protobuf_js_5_common = require('./protobuf_js_5_common'); + var protobuf_js_6_common = require('./protobuf_js_6_common'); + if (protobuf_js_5_common.isProbablyProtobufJs5(service)) { + options = _.defaults(service.grpc_options, common.defaultGrpcOptions); + this.addService( + protobuf_js_5_common.getProtobufServiceAttrs(service, options), + implementation); + } else if (protobuf_js_6_common.isProbablyProtobufJs6(service)) { + options = _.defaults(service.grpc_options, common.defaultGrpcOptions); + this.addService( + protobuf_js_6_common.getProtobufServiceAttrs(service, options), + implementation); + } else { + // We assume that this is a service attributes object + this.addService(service, implementation); + } +}, 'Server#addProtoService: Use Server#addService instead'); + +/** + * Binds the server to the given port, with SSL disabled if creds is an + * insecure credentials object + * @param {string} port The port that the server should bind on, in the format + * "address:port" + * @param {grpc.ServerCredentials} creds Server credential object to be used for + * SSL. Pass an insecure credentials object for an insecure port. + */ +Server.prototype.bind = function(port, creds) { + if (this.started) { + throw new Error('Can\'t bind an already running server to an address'); + } + return this._server.addHttp2Port(port, creds); +}; + +exports.Server = Server; diff --git a/packages/grpc-native-core/stress/metrics_client.js b/packages/grpc-native-core/stress/metrics_client.js new file mode 100644 index 00000000..68506010 --- /dev/null +++ b/packages/grpc-native-core/stress/metrics_client.js @@ -0,0 +1,46 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var grpc = require('../../..'); + +var proto = grpc.load(__dirname + '/../../proto/grpc/testing/metrics.proto'); +var metrics = proto.grpc.testing; + +function main() { + var parseArgs = require('minimist'); + var argv = parseArgs(process.argv, { + string: 'metrics_server_address', + boolean: 'total_only' + }); + var client = new metrics.MetricsService(argv.metrics_server_address, + grpc.credentials.createInsecure()); + if (argv.total_only) { + client.getGauge({name: 'qps'}, function(err, data) { + console.log(data.name + ':', data.long_value); + }); + } else { + var call = client.getAllGauges({}); + call.on('data', function(data) { + console.log(data.name + ':', data.long_value); + }); + } +} + +main(); diff --git a/packages/grpc-native-core/stress/metrics_server.js b/packages/grpc-native-core/stress/metrics_server.js new file mode 100644 index 00000000..52ef27be --- /dev/null +++ b/packages/grpc-native-core/stress/metrics_server.js @@ -0,0 +1,72 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var _ = require('lodash'); + +var grpc = require('../../..'); + +var proto = grpc.load(__dirname + '/../../proto/grpc/testing/metrics.proto'); +var metrics = proto.grpc.testing; + +function getGauge(call, callback) { + /* jshint validthis: true */ + // Should be bound to a MetricsServer object + var name = call.request.name; + if (this.gauges.hasOwnProperty(name)) { + callback(null, _.assign({name: name}, this.gauges[name]())); + } else { + callback({code: grpc.status.NOT_FOUND, + details: 'No such gauge: ' + name}); + } +} + +function getAllGauges(call) { + /* jshint validthis: true */ + // Should be bound to a MetricsServer object + _.each(this.gauges, function(getter, name) { + call.write(_.assign({name: name}, getter())); + }); + call.end(); +} + +function MetricsServer(port) { + var server = new grpc.Server(); + server.addService(metrics.MetricsService.service, { + getGauge: _.bind(getGauge, this), + getAllGauges: _.bind(getAllGauges, this) + }); + server.bind('localhost:' + port, grpc.ServerCredentials.createInsecure()); + this.server = server; + this.gauges = {}; +} + +MetricsServer.prototype.start = function() { + this.server.start(); +} + +MetricsServer.prototype.registerGauge = function(name, getter) { + this.gauges[name] = getter; +}; + +MetricsServer.prototype.shutdown = function() { + this.server.forceShutdown(); +}; + +module.exports = MetricsServer; diff --git a/packages/grpc-native-core/stress/stress_client.js b/packages/grpc-native-core/stress/stress_client.js new file mode 100644 index 00000000..fc35d45f --- /dev/null +++ b/packages/grpc-native-core/stress/stress_client.js @@ -0,0 +1,111 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var _ = require('lodash'); + +var grpc = require('../../..'); + +var interop_client = require('../interop/interop_client'); +var MetricsServer = require('./metrics_server'); + +var running; + +var metrics_server; + +var start_time; +var query_count; + +function makeCall(client, test_cases) { + if (!running) { + return; + } + var test_case = test_cases[_.random(test_cases.length - 1)]; + interop_client.test_cases[test_case].run(client, function() { + query_count += 1; + makeCall(client, test_cases); + }); +} + +function makeCalls(client, test_cases, parallel_calls_per_channel) { + _.times(parallel_calls_per_channel, function() { + makeCall(client, test_cases); + }); +} + +function getQps() { + var diff = process.hrtime(start_time); + var seconds = diff[0] + diff[1] / 1e9; + return {long_value: query_count / seconds}; +} + +function start(server_addresses, test_cases, channels_per_server, + parallel_calls_per_channel, metrics_port) { + running = true; + /* Assuming that we are not calling unimplemented_method. The client class + * used by empty_unary is (currently) the client class used by every interop + * test except unimplemented_method */ + var Client = interop_client.test_cases.empty_unary.Client; + /* Make channels_per_server clients connecting to each server address */ + var channels = _.flatten(_.times( + channels_per_server, _.partial(_.map, server_addresses, function(address) { + return new Client(address, grpc.credentials.createInsecure()); + }))); + metrics_server = new MetricsServer(metrics_port); + metrics_server.registerGauge('qps', getQps); + start_time = process.hrtime(); + query_count = 0; + _.each(channels, _.partial(makeCalls, _, test_cases, + parallel_calls_per_channel)); + metrics_server.start(); +} + +function stop() { + running = false; + metrics_server.shutdown(); + console.log('QPS: ' + getQps().long_value); +} + +function main() { + var parseArgs = require('minimist'); + var argv = parseArgs(process.argv, { + string: ['server_addresses', 'test_cases', 'metrics_port'], + default: {'server_addresses': 'localhost:8080', + 'test_duration_secs': -1, + 'num_channels_per_server': 1, + 'num_stubs_per_channel': 1, + 'metrics_port': '8081'} + }); + var server_addresses = argv.server_addresses.split(','); + /* Generate an array of test cases, where the number of instances of each name + * corresponds to the number given in the argument. + * e.g. 'empty_unary:1,large_unary:2' => + * ['empty_unary', 'large_unary', 'large_unary'] */ + var test_cases = _.flatten(_.map(argv.test_cases.split(','), function(value) { + var split = value.split(':'); + return _.times(split[1], _.constant(split[0])); + })); + start(server_addresses, test_cases, argv.num_channels_per_server, + argv.num_stubs_per_channel, argv.metrics_port); + if (argv.test_duration_secs > -1) { + setTimeout(stop, argv.test_duration_secs * 1000); + } +} + +main(); diff --git a/packages/grpc-native-core/test/async_test.js b/packages/grpc-native-core/test/async_test.js new file mode 100644 index 00000000..b62b4149 --- /dev/null +++ b/packages/grpc-native-core/test/async_test.js @@ -0,0 +1,83 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); + +var grpc = require('..'); +var math = grpc.load(__dirname + '/../../proto/math/math.proto').math; + + +/** + * Client to use to make requests to a running server. + */ +var math_client; + +/** + * Server to test against + */ +var getServer = require('./math/math_server.js'); + +var server = getServer(); + +describe('Async functionality', function() { + before(function(done) { + var port_num = server.bind('0.0.0.0:0', + grpc.ServerCredentials.createInsecure()); + server.start(); + math_client = new math.Math('localhost:' + port_num, + grpc.credentials.createInsecure()); + done(); + }); + after(function() { + grpc.closeClient(math_client); + server.forceShutdown(); + }); + it('should not hang', function(done) { + var chunkCount=0; + var call = math_client.sum(function handleSumResult(err, value) { + assert.ifError(err); + assert.equal(value.num, chunkCount); + }); + + var path = require('path'); + var fs = require('fs'); + var fileToRead = path.join(__dirname, 'numbers.txt'); + var readStream = fs.createReadStream(fileToRead); + + readStream.once('readable', function () { + readStream.on('data', function (chunk) { + call.write({'num': 1}); + chunkCount += 1; + }); + + readStream.on('end', function () { + call.end(); + }); + + readStream.on('error', function (error) { + }); + }); + + call.on('status', function checkStatus(status) { + assert.strictEqual(status.code, grpc.status.OK); + done(); + }); + }); +}); diff --git a/packages/grpc-native-core/test/call_test.js b/packages/grpc-native-core/test/call_test.js new file mode 100644 index 00000000..b5246c4f --- /dev/null +++ b/packages/grpc-native-core/test/call_test.js @@ -0,0 +1,339 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); +var grpc = require('../src/grpc_extension'); +var constants = require('../src/constants'); + +/** + * Helper function to return an absolute deadline given a relative timeout in + * seconds. + * @param {number} timeout_secs The number of seconds to wait before timing out + * @return {Date} A date timeout_secs in the future + */ +function getDeadline(timeout_secs) { + var deadline = new Date(); + deadline.setSeconds(deadline.getSeconds() + timeout_secs); + return deadline; +} + +var insecureCreds = grpc.ChannelCredentials.createInsecure(); + +describe('call', function() { + var channel; + var server; + before(function() { + server = new grpc.Server(); + var port = server.addHttp2Port('localhost:0', + grpc.ServerCredentials.createInsecure()); + server.start(); + channel = new grpc.Channel('localhost:' + port, insecureCreds); + }); + after(function() { + server.forceShutdown(); + }); + describe('constructor', function() { + it('should reject anything less than 3 arguments', function() { + assert.throws(function() { + new grpc.Call(); + }, TypeError); + assert.throws(function() { + new grpc.Call(channel); + }, TypeError); + assert.throws(function() { + new grpc.Call(channel, 'method'); + }, TypeError); + }); + it('should succeed with a Channel, a string, and a date or number', + function() { + assert.doesNotThrow(function() { + new grpc.Call(channel, 'method', new Date()); + }); + assert.doesNotThrow(function() { + new grpc.Call(channel, 'method', 0); + }); + }); + it('should accept an optional fourth string parameter', function() { + assert.doesNotThrow(function() { + new grpc.Call(channel, 'method', new Date(), 'host_override'); + }); + }); + it('should fail with a closed channel', function() { + var local_channel = new grpc.Channel('hostname', insecureCreds); + local_channel.close(); + assert.throws(function() { + new grpc.Call(channel, 'method'); + }); + }); + it('should fail with other types', function() { + assert.throws(function() { + new grpc.Call({}, 'method', 0); + }, TypeError); + assert.throws(function() { + new grpc.Call(channel, null, 0); + }, TypeError); + assert.throws(function() { + new grpc.Call(channel, 'method', 'now'); + }, TypeError); + }); + it('should succeed without the new keyword', function() { + assert.doesNotThrow(function() { + var call = grpc.Call(channel, 'method', new Date()); + assert(call instanceof grpc.Call); + }); + }); + }); + describe('deadline', function() { + it('should time out immediately with negative deadline', function(done) { + var call = new grpc.Call(channel, 'method', -Infinity); + var batch = {}; + batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(batch, function(err, response) { + assert.strictEqual(response.status.code, + constants.status.DEADLINE_EXCEEDED); + done(); + }); + }); + }); + describe('startBatch', function() { + it('should fail without an object and a function', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + call.startBatch(); + }); + assert.throws(function() { + call.startBatch({}); + }); + assert.throws(function() { + call.startBatch(null, function(){}); + }); + }); + it('should succeed with an empty object', function(done) { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.doesNotThrow(function() { + call.startBatch({}, function(err) { + assert.ifError(err); + done(); + }); + }); + }); + }); + describe('startBatch with metadata', function() { + it('should succeed with a map of strings to string arrays', function(done) { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.doesNotThrow(function() { + var batch = {}; + batch[grpc.opType.SEND_INITIAL_METADATA] = {'key1': ['value1'], + 'key2': ['value2']}; + call.startBatch(batch, function(err, resp) { + assert.ifError(err); + assert.deepEqual(resp, {'send_metadata': true}); + done(); + }); + }); + }); + it('should succeed with a map of strings to buffer arrays', function(done) { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.doesNotThrow(function() { + var batch = {}; + batch[grpc.opType.SEND_INITIAL_METADATA] = { + 'key1-bin': [new Buffer('value1')], + 'key2-bin': [new Buffer('value2')] + }; + call.startBatch(batch, function(err, resp) { + assert.ifError(err); + assert.deepEqual(resp, {'send_metadata': true}); + done(); + }); + }); + }); + it('should fail with other parameter types', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_INITIAL_METADATA] = undefined; + call.startBatch(batch, function(){}); + }); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_INITIAL_METADATA] = null; + call.startBatch(batch, function(){}); + }, TypeError); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_INITIAL_METADATA] = 'value'; + call.startBatch(batch, function(){}); + }, TypeError); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_INITIAL_METADATA] = 5; + call.startBatch(batch, function(){}); + }, TypeError); + }); + }); + describe('startBatch with message', function() { + it('should fail with null argument', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_MESSAGE] = null; + call.startBatch(batch, function(){}); + }, TypeError); + }); + it('should fail with numeric argument', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_MESSAGE] = 5; + call.startBatch(batch, function(){}); + }, TypeError); + }); + it('should fail with string argument', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_MESSAGE] = 'value'; + call.startBatch(batch, function(){}); + }, TypeError); + }); + }); + describe('startBatch with status', function() { + it('should fail without a code', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + details: 'details string', + metadata: {} + }; + call.startBatch(batch, function(){}); + }, TypeError); + }); + it('should fail without details', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + code: 0, + metadata: {} + }; + call.startBatch(batch, function(){}); + }, TypeError); + }); + it('should fail without metadata', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + code: 0, + details: 'details string' + }; + call.startBatch(batch, function(){}); + }, TypeError); + }); + it('should fail with incorrectly typed code argument', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + code: 'code string', + details: 'details string', + metadata: {} + }; + call.startBatch(batch, function(){}); + }, TypeError); + }); + it('should fail with incorrectly typed details argument', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + code: 0, + details: 5, + metadata: {} + }; + call.startBatch(batch, function(){}); + }, TypeError); + }); + it('should fail with incorrectly typed metadata argument', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.throws(function() { + var batch = {}; + batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + code: 0, + details: 'details string', + metadata: 'abc' + }; + call.startBatch(batch, function(){}); + }, TypeError); + }); + }); + describe('cancel', function() { + it('should succeed', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.doesNotThrow(function() { + call.cancel(); + }); + }); + }); + describe('cancelWithStatus', function() { + it('should reject anything other than an integer and a string', function() { + assert.doesNotThrow(function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + call.cancelWithStatus(1, 'details'); + }); + assert.throws(function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + call.cancelWithStatus(); + }); + assert.throws(function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + call.cancelWithStatus(''); + }); + assert.throws(function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + call.cancelWithStatus(5, {}); + }); + }); + it('should reject the OK status code', function() { + assert.throws(function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + call.cancelWithStatus(0, 'details'); + }); + }); + it('should result in the call ending with a status', function(done) { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + var batch = {}; + batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(batch, function(err, response) { + assert.strictEqual(response.status.code, 5); + assert.strictEqual(response.status.details, 'details'); + done(); + }); + call.cancelWithStatus(5, 'details'); + }); + }); + describe('getPeer', function() { + it('should return a string', function() { + var call = new grpc.Call(channel, 'method', getDeadline(1)); + assert.strictEqual(typeof call.getPeer(), 'string'); + }); + }); +}); diff --git a/packages/grpc-native-core/test/channel_test.js b/packages/grpc-native-core/test/channel_test.js new file mode 100644 index 00000000..373c5ac3 --- /dev/null +++ b/packages/grpc-native-core/test/channel_test.js @@ -0,0 +1,181 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); +var grpc = require('../src/grpc_extension'); + +/** + * This is used for testing functions with multiple asynchronous calls that + * can happen in different orders. This should be passed the number of async + * function invocations that can occur last, and each of those should call this + * function's return value + * @param {function()} done The function that should be called when a test is + * complete. + * @param {number} count The number of calls to the resulting function if the + * test passes. + * @return {function()} The function that should be called at the end of each + * sequence of asynchronous functions. + */ +function multiDone(done, count) { + return function() { + count -= 1; + if (count <= 0) { + done(); + } + }; +} +var insecureCreds = grpc.ChannelCredentials.createInsecure(); + +describe('channel', function() { + describe('constructor', function() { + it('should require a string for the first argument', function() { + assert.doesNotThrow(function() { + new grpc.Channel('hostname', insecureCreds); + }); + assert.throws(function() { + new grpc.Channel(); + }, TypeError); + assert.throws(function() { + new grpc.Channel(5); + }); + }); + it('should require a credential for the second argument', function() { + assert.doesNotThrow(function() { + new grpc.Channel('hostname', insecureCreds); + }); + assert.throws(function() { + new grpc.Channel('hostname', 5); + }); + assert.throws(function() { + new grpc.Channel('hostname'); + }); + }); + it('should accept an object for the third argument', function() { + assert.doesNotThrow(function() { + new grpc.Channel('hostname', insecureCreds, {}); + }); + assert.throws(function() { + new grpc.Channel('hostname', insecureCreds, 'abc'); + }); + }); + it('should only accept objects with string or int values', function() { + assert.doesNotThrow(function() { + new grpc.Channel('hostname', insecureCreds,{'key' : 'value'}); + }); + assert.doesNotThrow(function() { + new grpc.Channel('hostname', insecureCreds, {'key' : 5}); + }); + assert.throws(function() { + new grpc.Channel('hostname', insecureCreds, {'key' : null}); + }); + assert.throws(function() { + new grpc.Channel('hostname', insecureCreds, {'key' : new Date()}); + }); + }); + it('should succeed without the new keyword', function() { + assert.doesNotThrow(function() { + var channel = grpc.Channel('hostname', insecureCreds); + assert(channel instanceof grpc.Channel); + }); + }); + }); + describe('close', function() { + var channel; + beforeEach(function() { + channel = new grpc.Channel('hostname', insecureCreds, {}); + }); + it('should succeed silently', function() { + assert.doesNotThrow(function() { + channel.close(); + }); + }); + it('should be idempotent', function() { + assert.doesNotThrow(function() { + channel.close(); + channel.close(); + }); + }); + }); + describe('getTarget', function() { + var channel; + beforeEach(function() { + channel = new grpc.Channel('hostname', insecureCreds, {}); + }); + it('should return a string', function() { + assert.strictEqual(typeof channel.getTarget(), 'string'); + }); + }); + describe('getConnectivityState', function() { + var channel; + beforeEach(function() { + channel = new grpc.Channel('hostname', insecureCreds, {}); + }); + it('should return IDLE for a new channel', function() { + assert.strictEqual(channel.getConnectivityState(), + grpc.connectivityState.IDLE); + }); + }); + describe('watchConnectivityState', function() { + var channel; + beforeEach(function() { + channel = new grpc.Channel('localhost', insecureCreds, {}); + }); + afterEach(function() { + channel.close(); + }); + it('should time out if called alone', function(done) { + var old_state = channel.getConnectivityState(); + var deadline = new Date(); + deadline.setSeconds(deadline.getSeconds() + 1); + channel.watchConnectivityState(old_state, deadline, function(err, value) { + assert(err); + done(); + }); + }); + it('should complete if a connection attempt is forced', function(done) { + var old_state = channel.getConnectivityState(); + var deadline = new Date(); + deadline.setSeconds(deadline.getSeconds() + 1); + channel.watchConnectivityState(old_state, deadline, function(err, value) { + assert.ifError(err); + assert.notEqual(value.new_state, old_state); + done(); + }); + channel.getConnectivityState(true); + }); + it('should complete twice if called twice', function(done) { + done = multiDone(done, 2); + var old_state = channel.getConnectivityState(); + var deadline = new Date(); + deadline.setSeconds(deadline.getSeconds() + 1); + channel.watchConnectivityState(old_state, deadline, function(err, value) { + assert.ifError(err); + assert.notEqual(value.new_state, old_state); + done(); + }); + channel.watchConnectivityState(old_state, deadline, function(err, value) { + assert.ifError(err); + assert.notEqual(value.new_state, old_state); + done(); + }); + channel.getConnectivityState(true); + }); + }); +}); diff --git a/packages/grpc-native-core/test/common_test.js b/packages/grpc-native-core/test/common_test.js new file mode 100644 index 00000000..d50c1a27 --- /dev/null +++ b/packages/grpc-native-core/test/common_test.js @@ -0,0 +1,190 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); +var _ = require('lodash'); + +var common = require('../src/common'); +var protobuf_js_5_common = require('../src/protobuf_js_5_common'); + +var serializeCls = protobuf_js_5_common.serializeCls; +var deserializeCls = protobuf_js_5_common.deserializeCls; + +var ProtoBuf = require('protobufjs'); + +var messages_proto = ProtoBuf.loadProtoFile( + __dirname + '/test_messages.proto').build(); + +var default_options = common.defaultGrpcOptions; + +describe('Proto message long int serialize and deserialize', function() { + var longSerialize = serializeCls(messages_proto.LongValues); + var longDeserialize = deserializeCls(messages_proto.LongValues, + default_options); + var pos_value = '314159265358979'; + var neg_value = '-27182818284590'; + it('should preserve positive int64 values', function() { + var serialized = longSerialize({int_64: pos_value}); + assert.strictEqual(longDeserialize(serialized).int_64.toString(), + pos_value); + }); + it('should preserve negative int64 values', function() { + var serialized = longSerialize({int_64: neg_value}); + assert.strictEqual(longDeserialize(serialized).int_64.toString(), + neg_value); + }); + it('should preserve uint64 values', function() { + var serialized = longSerialize({uint_64: pos_value}); + assert.strictEqual(longDeserialize(serialized).uint_64.toString(), + pos_value); + }); + it('should preserve positive sint64 values', function() { + var serialized = longSerialize({sint_64: pos_value}); + assert.strictEqual(longDeserialize(serialized).sint_64.toString(), + pos_value); + }); + it('should preserve negative sint64 values', function() { + var serialized = longSerialize({sint_64: neg_value}); + assert.strictEqual(longDeserialize(serialized).sint_64.toString(), + neg_value); + }); + it('should preserve fixed64 values', function() { + var serialized = longSerialize({fixed_64: pos_value}); + assert.strictEqual(longDeserialize(serialized).fixed_64.toString(), + pos_value); + }); + it('should preserve positive sfixed64 values', function() { + var serialized = longSerialize({sfixed_64: pos_value}); + assert.strictEqual(longDeserialize(serialized).sfixed_64.toString(), + pos_value); + }); + it('should preserve negative sfixed64 values', function() { + var serialized = longSerialize({sfixed_64: neg_value}); + assert.strictEqual(longDeserialize(serialized).sfixed_64.toString(), + neg_value); + }); + it('should deserialize as a number with the right option set', function() { + var num_options = _.defaults({longsAsStrings: false}, default_options); + var longNumDeserialize = deserializeCls(messages_proto.LongValues, + num_options); + var serialized = longSerialize({int_64: pos_value}); + assert.strictEqual(typeof longDeserialize(serialized).int_64, 'string'); + /* With the longsAsStrings option disabled, long values are represented as + * objects with 3 keys: low, high, and unsigned */ + assert.strictEqual(typeof longNumDeserialize(serialized).int_64, 'object'); + }); +}); +describe('Proto message bytes serialize and deserialize', function() { + var sequenceSerialize = serializeCls(messages_proto.SequenceValues); + var sequenceDeserialize = deserializeCls( + messages_proto.SequenceValues, default_options); + var b64_options = _.defaults({binaryAsBase64: true}, default_options); + var sequenceBase64Deserialize = deserializeCls( + messages_proto.SequenceValues, b64_options); + var buffer_val = new Buffer([0x69, 0xb7]); + var base64_val = 'abc='; + it('should preserve a buffer', function() { + var serialized = sequenceSerialize({bytes_field: buffer_val}); + var deserialized = sequenceDeserialize(serialized); + assert.strictEqual(deserialized.bytes_field.compare(buffer_val), 0); + }); + it('should accept base64 encoded strings', function() { + var serialized = sequenceSerialize({bytes_field: base64_val}); + var deserialized = sequenceDeserialize(serialized); + assert.strictEqual(deserialized.bytes_field.compare(buffer_val), 0); + }); + it('should output base64 encoded strings with an option set', function() { + var serialized = sequenceSerialize({bytes_field: base64_val}); + var deserialized = sequenceBase64Deserialize(serialized); + assert.strictEqual(deserialized.bytes_field, base64_val); + }); + it('should serialize a repeated field as packed by default', function() { + var expected_serialize = new Buffer([0x12, 0x01, 0x0a]); + var serialized = sequenceSerialize({repeated_field: [10]}); + assert.strictEqual(expected_serialize.compare(serialized), 0); + }); + // This tests a bug that was fixed in Protobuf.js 6 + it.skip('should deserialize packed or unpacked repeated', function() { + var expectedDeserialize = { + bytes_field: new Buffer(''), + repeated_field: [10] + }; + var packedSerialized = new Buffer([0x12, 0x01, 0x0a]); + var unpackedSerialized = new Buffer([0x10, 0x0a]); + var packedDeserialized; + var unpackedDeserialized; + assert.doesNotThrow(function() { + packedDeserialized = sequenceDeserialize(packedSerialized); + }); + assert.doesNotThrow(function() { + unpackedDeserialized = sequenceDeserialize(unpackedSerialized); + }); + assert.deepEqual(packedDeserialized, expectedDeserialize); + assert.deepEqual(unpackedDeserialized, expectedDeserialize); + }); +}); +// This tests a bug that was fixed in Protobuf.js 6 +describe.skip('Proto message oneof serialize and deserialize', function() { + var oneofSerialize = serializeCls(messages_proto.OneOfValues); + var oneofDeserialize = deserializeCls( + messages_proto.OneOfValues, default_options); + it('Should have idempotent round trips', function() { + var test_message = {oneof_choice: 'int_choice', int_choice: 5}; + var serialized1 = oneofSerialize(test_message); + var deserialized1 = oneofDeserialize(serialized1); + assert.equal(deserialized1.int_choice, 5); + var serialized2 = oneofSerialize(deserialized1); + var deserialized2 = oneofDeserialize(serialized2); + assert.deepEqual(deserialized1, deserialized2); + }); + it('Should emit a property indicating which field was chosen', function() { + var test_message1 = {oneof_choice: 'int_choice', int_choice: 5}; + var serialized1 = oneofSerialize(test_message1); + var deserialized1 = oneofDeserialize(serialized1); + assert.equal(deserialized1.oneof_choice, 'int_choice'); + var test_message2 = {oneof_choice: 'string_choice', string_choice: 'abc'}; + var serialized2 = oneofSerialize(test_message2); + var deserialized2 = oneofDeserialize(serialized2); + assert.equal(deserialized2.oneof_choice, 'string_choice'); + }); +}); +describe('Proto message enum serialize and deserialize', function() { + var enumSerialize = serializeCls(messages_proto.EnumValues); + var enumDeserialize = deserializeCls( + messages_proto.EnumValues, default_options); + var enumIntOptions = _.defaults({enumsAsStrings: false}, default_options); + var enumIntDeserialize = deserializeCls( + messages_proto.EnumValues, enumIntOptions); + it('Should accept both names and numbers', function() { + var nameSerialized = enumSerialize({enum_value: 'ONE'}); + var numberSerialized = enumSerialize({enum_value: 1}); + assert.strictEqual(messages_proto.TestEnum.ONE, 1); + assert.deepEqual(enumDeserialize(nameSerialized), + enumDeserialize(numberSerialized)); + }); + // This tests a bug that was fixed in Protobuf.js 6 + it.skip('Should correctly handle the enumsAsStrings option', function() { + var serialized = enumSerialize({enum_value: 'TWO'}); + var nameDeserialized = enumDeserialize(serialized); + var numberDeserialized = enumIntDeserialize(serialized); + assert.deepEqual(nameDeserialized, {enum_value: 'TWO'}); + assert.deepEqual(numberDeserialized, {enum_value: 2}); + }); +}); diff --git a/packages/grpc-native-core/test/credentials_test.js b/packages/grpc-native-core/test/credentials_test.js new file mode 100644 index 00000000..0ff838e7 --- /dev/null +++ b/packages/grpc-native-core/test/credentials_test.js @@ -0,0 +1,452 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); +var fs = require('fs'); +var path = require('path'); + +var grpc = require('..'); + +/** + * This is used for testing functions with multiple asynchronous calls that + * can happen in different orders. This should be passed the number of async + * function invocations that can occur last, and each of those should call this + * function's return value + * @param {function()} done The function that should be called when a test is + * complete. + * @param {number} count The number of calls to the resulting function if the + * test passes. + * @return {function()} The function that should be called at the end of each + * sequence of asynchronous functions. + */ +function multiDone(done, count) { + return function() { + count -= 1; + if (count <= 0) { + done(); + } + }; +} + +var fakeSuccessfulGoogleCredentials = { + getRequestMetadata: function(service_url, callback) { + setTimeout(function() { + callback(null, {Authorization: 'success'}); + }, 0); + } +}; + +var fakeFailingGoogleCredentials = { + getRequestMetadata: function(service_url, callback) { + setTimeout(function() { + // Google credentials currently adds string error codes to auth errors + var error = new Error('Authentication failure'); + error.code = 'ENOENT'; + callback(error); + }, 0); + } +}; + +var key_data, pem_data, ca_data; + +before(function() { + var key_path = path.join(__dirname, './data/server1.key'); + var pem_path = path.join(__dirname, './data/server1.pem'); + var ca_path = path.join(__dirname, '../test/data/ca.pem'); + key_data = fs.readFileSync(key_path); + pem_data = fs.readFileSync(pem_path); + ca_data = fs.readFileSync(ca_path); +}); + +describe('channel credentials', function() { + describe('#createSsl', function() { + it('works with no arguments', function() { + var creds; + assert.doesNotThrow(function() { + creds = grpc.credentials.createSsl(); + }); + assert.notEqual(creds, null); + }); + it('works with just one Buffer argument', function() { + var creds; + assert.doesNotThrow(function() { + creds = grpc.credentials.createSsl(ca_data); + }); + assert.notEqual(creds, null); + }); + it('works with 3 Buffer arguments', function() { + var creds; + assert.doesNotThrow(function() { + creds = grpc.credentials.createSsl(ca_data, key_data, pem_data); + }); + assert.notEqual(creds, null); + }); + it('works if the first argument is null', function() { + var creds; + assert.doesNotThrow(function() { + creds = grpc.credentials.createSsl(null, key_data, pem_data); + }); + assert.notEqual(creds, null); + }); + it('fails if the first argument is a non-Buffer value', function() { + assert.throws(function() { + grpc.credentials.createSsl('test'); + }, TypeError); + }); + it('fails if the second argument is a non-Buffer value', function() { + assert.throws(function() { + grpc.credentials.createSsl(null, 'test', pem_data); + }, TypeError); + }); + it('fails if the third argument is a non-Buffer value', function() { + assert.throws(function() { + grpc.credentials.createSsl(null, key_data, 'test'); + }, TypeError); + }); + it('fails if only 1 of the last 2 arguments is provided', function() { + assert.throws(function() { + grpc.credentials.createSsl(null, key_data); + }); + assert.throws(function() { + grpc.credentials.createSsl(null, null, pem_data); + }); + }); + }); +}); + +describe('server credentials', function() { + describe('#createSsl', function() { + it('accepts a buffer and array as the first 2 arguments', function() { + var creds; + assert.doesNotThrow(function() { + creds = grpc.ServerCredentials.createSsl(ca_data, []); + }); + assert.notEqual(creds, null); + }); + it('accepts a boolean as the third argument', function() { + var creds; + assert.doesNotThrow(function() { + creds = grpc.ServerCredentials.createSsl(ca_data, [], true); + }); + assert.notEqual(creds, null); + }); + it('accepts an object with two buffers in the second argument', function() { + var creds; + assert.doesNotThrow(function() { + creds = grpc.ServerCredentials.createSsl(null, + [{private_key: key_data, + cert_chain: pem_data}]); + }); + assert.notEqual(creds, null); + }); + it('accepts multiple objects in the second argument', function() { + var creds; + assert.doesNotThrow(function() { + creds = grpc.ServerCredentials.createSsl(null, + [{private_key: key_data, + cert_chain: pem_data}, + {private_key: key_data, + cert_chain: pem_data}]); + }); + assert.notEqual(creds, null); + }); + it('fails if the second argument is not an Array', function() { + assert.throws(function() { + grpc.ServerCredentials.createSsl(ca_data, 'test'); + }, TypeError); + }); + it('fails if the first argument is a non-Buffer value', function() { + assert.throws(function() { + grpc.ServerCredentials.createSsl('test', []); + }, TypeError); + }); + it('fails if the third argument is a non-boolean value', function() { + assert.throws(function() { + grpc.ServerCredentials.createSsl(ca_data, [], 'test'); + }, TypeError); + }); + it('fails if the array elements are not objects', function() { + assert.throws(function() { + grpc.ServerCredentials.createSsl(ca_data, 'test'); + }, TypeError); + }); + it('fails if the object does not have a Buffer private_key', function() { + assert.throws(function() { + grpc.ServerCredentials.createSsl(null, + [{private_key: 'test', + cert_chain: pem_data}]); + }, TypeError); + }); + it('fails if the object does not have a Buffer cert_chain', function() { + assert.throws(function() { + grpc.ServerCredentials.createSsl(null, + [{private_key: key_data, + cert_chain: 'test'}]); + }, TypeError); + }); + }); +}); + +describe('client credentials', function() { + var Client; + var server; + var port; + var client_ssl_creds; + var client_options = {}; + before(function() { + var proto = grpc.load(__dirname + '/test_service.proto'); + server = new grpc.Server(); + server.addService(proto.TestService.service, { + unary: function(call, cb) { + call.sendMetadata(call.metadata); + cb(null, {}); + }, + clientStream: function(stream, cb){ + stream.on('data', function(data) {}); + stream.on('end', function() { + stream.sendMetadata(stream.metadata); + cb(null, {}); + }); + }, + serverStream: function(stream) { + stream.sendMetadata(stream.metadata); + stream.end(); + }, + bidiStream: function(stream) { + stream.on('data', function(data) {}); + stream.on('end', function() { + stream.sendMetadata(stream.metadata); + stream.end(); + }); + } + }); + var creds = grpc.ServerCredentials.createSsl(null, + [{private_key: key_data, + cert_chain: pem_data}]); + port = server.bind('localhost:0', creds); + server.start(); + + Client = proto.TestService; + client_ssl_creds = grpc.credentials.createSsl(ca_data); + var host_override = 'foo.test.google.fr'; + client_options['grpc.ssl_target_name_override'] = host_override; + client_options['grpc.default_authority'] = host_override; + }); + after(function() { + server.forceShutdown(); + }); + it('Should accept SSL creds for a client', function(done) { + var client = new Client('localhost:' + port, client_ssl_creds, + client_options); + client.unary({}, function(err, data) { + assert.ifError(err); + done(); + }); + }); + it('Should update metadata with SSL creds', function(done) { + var metadataUpdater = function(service_url, callback) { + var metadata = new grpc.Metadata(); + metadata.set('plugin_key', 'plugin_value'); + callback(null, metadata); + }; + var creds = grpc.credentials.createFromMetadataGenerator(metadataUpdater); + var combined_creds = grpc.credentials.combineChannelCredentials( + client_ssl_creds, creds); + var client = new Client('localhost:' + port, combined_creds, + client_options); + var call = client.unary({}, function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), ['plugin_value']); + done(); + }); + }); + it('Should update metadata for two simultaneous calls', function(done) { + done = multiDone(done, 2); + var metadataUpdater = function(service_url, callback) { + var metadata = new grpc.Metadata(); + metadata.set('plugin_key', 'plugin_value'); + callback(null, metadata); + }; + var creds = grpc.credentials.createFromMetadataGenerator(metadataUpdater); + var combined_creds = grpc.credentials.combineChannelCredentials( + client_ssl_creds, creds); + var client = new Client('localhost:' + port, combined_creds, + client_options); + var call = client.unary({}, function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), ['plugin_value']); + done(); + }); + var call2 = client.unary({}, function(err, data) { + assert.ifError(err); + }); + call2.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), ['plugin_value']); + done(); + }); + }); + it('should propagate errors that the updater emits', function(done) { + var metadataUpdater = function(service_url, callback) { + var error = new Error('Authentication error'); + error.code = grpc.status.UNAUTHENTICATED; + callback(error); + }; + var creds = grpc.credentials.createFromMetadataGenerator(metadataUpdater); + var combined_creds = grpc.credentials.combineChannelCredentials( + client_ssl_creds, creds); + var client = new Client('localhost:' + port, combined_creds, + client_options); + client.unary({}, function(err, data) { + assert(err); + assert.strictEqual(err.message, + 'Getting metadata from plugin failed with error: ' + + 'Authentication error'); + assert.strictEqual(err.code, grpc.status.UNAUTHENTICATED); + done(); + }); + }); + it('should successfully wrap a Google credential', function(done) { + var creds = grpc.credentials.createFromGoogleCredential( + fakeSuccessfulGoogleCredentials); + var combined_creds = grpc.credentials.combineChannelCredentials( + client_ssl_creds, creds); + var client = new Client('localhost:' + port, combined_creds, + client_options); + var call = client.unary({}, function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('authorization'), ['success']); + done(); + }); + }); + it('Should not add metadata with just SSL credentials', function(done) { + // Tests idempotency of credentials composition + var metadataUpdater = function(service_url, callback) { + var metadata = new grpc.Metadata(); + metadata.set('plugin_key', 'plugin_value'); + callback(null, metadata); + }; + var creds = grpc.credentials.createFromMetadataGenerator(metadataUpdater); + grpc.credentials.combineChannelCredentials(client_ssl_creds, creds); + var client = new Client('localhost:' + port, client_ssl_creds, + client_options); + var call = client.unary({}, function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), []); + done(); + }); + }); + it('should get an error from a Google credential', function(done) { + var creds = grpc.credentials.createFromGoogleCredential( + fakeFailingGoogleCredentials); + var combined_creds = grpc.credentials.combineChannelCredentials( + client_ssl_creds, creds); + var client = new Client('localhost:' + port, combined_creds, + client_options); + client.unary({}, function(err, data) { + assert(err); + assert.strictEqual(err.message, + 'Getting metadata from plugin failed with error: ' + + 'Authentication failure'); + done(); + }); + }); + describe('Per-rpc creds', function() { + var client; + var updater_creds; + before(function() { + client = new Client('localhost:' + port, client_ssl_creds, + client_options); + var metadataUpdater = function(service_url, callback) { + var metadata = new grpc.Metadata(); + metadata.set('plugin_key', 'plugin_value'); + callback(null, metadata); + }; + updater_creds = grpc.credentials.createFromMetadataGenerator( + metadataUpdater); + }); + it('Should update metadata on a unary call', function(done) { + var call = client.unary({}, {credentials: updater_creds}, + function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), ['plugin_value']); + done(); + }); + }); + it('should update metadata on a client streaming call', function(done) { + var call = client.clientStream({credentials: updater_creds}, + function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), ['plugin_value']); + done(); + }); + call.end(); + }); + it('should update metadata on a server streaming call', function(done) { + var call = client.serverStream({}, {credentials: updater_creds}); + call.on('data', function() {}); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), ['plugin_value']); + done(); + }); + }); + it('should update metadata on a bidi streaming call', function(done) { + var call = client.bidiStream({credentials: updater_creds}); + call.on('data', function() {}); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), ['plugin_value']); + done(); + }); + call.end(); + }); + it('should be able to use multiple plugin credentials', function(done) { + var altMetadataUpdater = function(service_url, callback) { + var metadata = new grpc.Metadata(); + metadata.set('other_plugin_key', 'other_plugin_value'); + callback(null, metadata); + }; + var alt_updater_creds = grpc.credentials.createFromMetadataGenerator( + altMetadataUpdater); + var combined_updater = grpc.credentials.combineCallCredentials( + updater_creds, alt_updater_creds); + var call = client.unary({}, {credentials: combined_updater}, + function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('plugin_key'), ['plugin_value']); + assert.deepEqual(metadata.get('other_plugin_key'), + ['other_plugin_value']); + done(); + }); + }); + }); +}); diff --git a/packages/grpc-native-core/test/data/README b/packages/grpc-native-core/test/data/README new file mode 100644 index 00000000..888d95b9 --- /dev/null +++ b/packages/grpc-native-core/test/data/README @@ -0,0 +1 @@ +CONFIRMEDTESTKEY diff --git a/packages/grpc-native-core/test/data/ca.pem b/packages/grpc-native-core/test/data/ca.pem new file mode 100644 index 00000000..6c8511a7 --- /dev/null +++ b/packages/grpc-native-core/test/data/ca.pem @@ -0,0 +1,15 @@ +-----BEGIN CERTIFICATE----- +MIICSjCCAbOgAwIBAgIJAJHGGR4dGioHMA0GCSqGSIb3DQEBCwUAMFYxCzAJBgNV +BAYTAkFVMRMwEQYDVQQIEwpTb21lLVN0YXRlMSEwHwYDVQQKExhJbnRlcm5ldCBX +aWRnaXRzIFB0eSBMdGQxDzANBgNVBAMTBnRlc3RjYTAeFw0xNDExMTEyMjMxMjla +Fw0yNDExMDgyMjMxMjlaMFYxCzAJBgNVBAYTAkFVMRMwEQYDVQQIEwpTb21lLVN0 +YXRlMSEwHwYDVQQKExhJbnRlcm5ldCBXaWRnaXRzIFB0eSBMdGQxDzANBgNVBAMT +BnRlc3RjYTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEAwEDfBV5MYdlHVHJ7 ++L4nxrZy7mBfAVXpOc5vMYztssUI7mL2/iYujiIXM+weZYNTEpLdjyJdu7R5gGUu +g1jSVK/EPHfc74O7AyZU34PNIP4Sh33N+/A5YexrNgJlPY+E3GdVYi4ldWJjgkAd +Qah2PH5ACLrIIC6tRka9hcaBlIECAwEAAaMgMB4wDAYDVR0TBAUwAwEB/zAOBgNV +HQ8BAf8EBAMCAgQwDQYJKoZIhvcNAQELBQADgYEAHzC7jdYlzAVmddi/gdAeKPau +sPBG/C2HCWqHzpCUHcKuvMzDVkY/MP2o6JIW2DBbY64bO/FceExhjcykgaYtCH/m +oIU63+CFOTtR7otyQAWHqXa7q4SbCDlG7DyRFxqG0txPtGvy12lgldA2+RgcigQG +Dfcog5wrJytaQ6UA0wE= +-----END CERTIFICATE----- diff --git a/packages/grpc-native-core/test/data/server1.key b/packages/grpc-native-core/test/data/server1.key new file mode 100644 index 00000000..143a5b87 --- /dev/null +++ b/packages/grpc-native-core/test/data/server1.key @@ -0,0 +1,16 @@ +-----BEGIN PRIVATE KEY----- +MIICdQIBADANBgkqhkiG9w0BAQEFAASCAl8wggJbAgEAAoGBAOHDFScoLCVJpYDD +M4HYtIdV6Ake/sMNaaKdODjDMsux/4tDydlumN+fm+AjPEK5GHhGn1BgzkWF+slf +3BxhrA/8dNsnunstVA7ZBgA/5qQxMfGAq4wHNVX77fBZOgp9VlSMVfyd9N8YwbBY +AckOeUQadTi2X1S6OgJXgQ0m3MWhAgMBAAECgYAn7qGnM2vbjJNBm0VZCkOkTIWm +V10okw7EPJrdL2mkre9NasghNXbE1y5zDshx5Nt3KsazKOxTT8d0Jwh/3KbaN+YY +tTCbKGW0pXDRBhwUHRcuRzScjli8Rih5UOCiZkhefUTcRb6xIhZJuQy71tjaSy0p +dHZRmYyBYO2YEQ8xoQJBAPrJPhMBkzmEYFtyIEqAxQ/o/A6E+E4w8i+KM7nQCK7q +K4JXzyXVAjLfyBZWHGM2uro/fjqPggGD6QH1qXCkI4MCQQDmdKeb2TrKRh5BY1LR +81aJGKcJ2XbcDu6wMZK4oqWbTX2KiYn9GB0woM6nSr/Y6iy1u145YzYxEV/iMwff +DJULAkB8B2MnyzOg0pNFJqBJuH29bKCcHa8gHJzqXhNO5lAlEbMK95p/P2Wi+4Hd +aiEIAF1BF326QJcvYKmwSmrORp85AkAlSNxRJ50OWrfMZnBgzVjDx3xG6KsFQVk2 +ol6VhqL6dFgKUORFUWBvnKSyhjJxurlPEahV6oo6+A+mPhFY8eUvAkAZQyTdupP3 +XEFQKctGz+9+gKkemDp7LBBMEMBXrGTLPhpEfcjv/7KPdnFHYmhYeBTBnuVmTVWe +F98XJ7tIFfJq +-----END PRIVATE KEY----- diff --git a/packages/grpc-native-core/test/data/server1.pem b/packages/grpc-native-core/test/data/server1.pem new file mode 100644 index 00000000..f3d43fcc --- /dev/null +++ b/packages/grpc-native-core/test/data/server1.pem @@ -0,0 +1,16 @@ +-----BEGIN CERTIFICATE----- +MIICnDCCAgWgAwIBAgIBBzANBgkqhkiG9w0BAQsFADBWMQswCQYDVQQGEwJBVTET +MBEGA1UECBMKU29tZS1TdGF0ZTEhMB8GA1UEChMYSW50ZXJuZXQgV2lkZ2l0cyBQ +dHkgTHRkMQ8wDQYDVQQDEwZ0ZXN0Y2EwHhcNMTUxMTA0MDIyMDI0WhcNMjUxMTAx +MDIyMDI0WjBlMQswCQYDVQQGEwJVUzERMA8GA1UECBMISWxsaW5vaXMxEDAOBgNV +BAcTB0NoaWNhZ28xFTATBgNVBAoTDEV4YW1wbGUsIENvLjEaMBgGA1UEAxQRKi50 +ZXN0Lmdvb2dsZS5jb20wgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAOHDFSco +LCVJpYDDM4HYtIdV6Ake/sMNaaKdODjDMsux/4tDydlumN+fm+AjPEK5GHhGn1Bg +zkWF+slf3BxhrA/8dNsnunstVA7ZBgA/5qQxMfGAq4wHNVX77fBZOgp9VlSMVfyd +9N8YwbBYAckOeUQadTi2X1S6OgJXgQ0m3MWhAgMBAAGjazBpMAkGA1UdEwQCMAAw +CwYDVR0PBAQDAgXgME8GA1UdEQRIMEaCECoudGVzdC5nb29nbGUuZnKCGHdhdGVy +em9vaS50ZXN0Lmdvb2dsZS5iZYISKi50ZXN0LnlvdXR1YmUuY29thwTAqAEDMA0G +CSqGSIb3DQEBCwUAA4GBAJFXVifQNub1LUP4JlnX5lXNlo8FxZ2a12AFQs+bzoJ6 +hM044EDjqyxUqSbVePK0ni3w1fHQB5rY9yYC5f8G7aqqTY1QOhoUk8ZTSTRpnkTh +y4jjdvTZeLDVBlueZUTDRmy2feY5aZIU18vFDK08dTG0A87pppuv1LNIR3loveU8 +-----END CERTIFICATE----- diff --git a/packages/grpc-native-core/test/echo_service.proto b/packages/grpc-native-core/test/echo_service.proto new file mode 100644 index 00000000..0b27c8b1 --- /dev/null +++ b/packages/grpc-native-core/test/echo_service.proto @@ -0,0 +1,24 @@ +// Copyright 2015 gRPC authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +syntax = "proto3"; + +message EchoMessage { + string value = 1; + int32 value2 = 2; +} + +service EchoService { + rpc Echo (EchoMessage) returns (EchoMessage); +} diff --git a/packages/grpc-native-core/test/end_to_end_test.js b/packages/grpc-native-core/test/end_to_end_test.js new file mode 100644 index 00000000..c11dfa93 --- /dev/null +++ b/packages/grpc-native-core/test/end_to_end_test.js @@ -0,0 +1,292 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); +var grpc = require('../src/grpc_extension'); +var constants = require('../src/constants'); + +/** + * This is used for testing functions with multiple asynchronous calls that + * can happen in different orders. This should be passed the number of async + * function invocations that can occur last, and each of those should call this + * function's return value + * @param {function()} done The function that should be called when a test is + * complete. + * @param {number} count The number of calls to the resulting function if the + * test passes. + * @return {function()} The function that should be called at the end of each + * sequence of asynchronous functions. + */ +function multiDone(done, count) { + return function() { + count -= 1; + if (count <= 0) { + done(); + } + }; +} + +var insecureCreds = grpc.ChannelCredentials.createInsecure(); + +describe('end-to-end', function() { + var server; + var channel; + before(function() { + server = new grpc.Server(); + var port_num = server.addHttp2Port('0.0.0.0:0', + grpc.ServerCredentials.createInsecure()); + server.start(); + channel = new grpc.Channel('localhost:' + port_num, insecureCreds); + }); + after(function() { + server.forceShutdown(); + }); + it('should start and end a request without error', function(complete) { + var done = multiDone(complete, 2); + var status_text = 'xyz'; + var call = new grpc.Call(channel, + 'dummy_method', + Infinity); + var client_batch = {}; + client_batch[grpc.opType.SEND_INITIAL_METADATA] = {}; + client_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true; + client_batch[grpc.opType.RECV_INITIAL_METADATA] = true; + client_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(client_batch, function(err, response) { + assert.ifError(err); + assert.deepEqual(response, { + send_metadata: true, + client_close: true, + metadata: {}, + status: { + code: constants.status.OK, + details: status_text, + metadata: {} + } + }); + done(); + }); + + server.requestCall(function(err, call_details) { + var new_call = call_details.new_call; + assert.notEqual(new_call, null); + var server_call = new_call.call; + assert.notEqual(server_call, null); + var server_batch = {}; + server_batch[grpc.opType.SEND_INITIAL_METADATA] = {}; + server_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + metadata: {}, + code: constants.status.OK, + details: status_text + }; + server_batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true; + server_call.startBatch(server_batch, function(err, response) { + assert.ifError(err); + assert.deepEqual(response, { + send_metadata: true, + send_status: true, + cancelled: false + }); + done(); + }); + }); + }); + it('should successfully send and receive metadata', function(complete) { + var done = multiDone(complete, 2); + var status_text = 'xyz'; + var call = new grpc.Call(channel, + 'dummy_method', + Infinity); + var client_batch = {}; + client_batch[grpc.opType.SEND_INITIAL_METADATA] = { + client_key: ['client_value'] + }; + client_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true; + client_batch[grpc.opType.RECV_INITIAL_METADATA] = true; + client_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(client_batch, function(err, response) { + assert.ifError(err); + assert.deepEqual(response,{ + send_metadata: true, + client_close: true, + metadata: {server_key: ['server_value']}, + status: {code: constants.status.OK, + details: status_text, + metadata: {}} + }); + done(); + }); + + server.requestCall(function(err, call_details) { + var new_call = call_details.new_call; + assert.notEqual(new_call, null); + assert.strictEqual(new_call.metadata.client_key[0], + 'client_value'); + var server_call = new_call.call; + assert.notEqual(server_call, null); + var server_batch = {}; + server_batch[grpc.opType.SEND_INITIAL_METADATA] = { + server_key: ['server_value'] + }; + server_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + metadata: {}, + code: constants.status.OK, + details: status_text + }; + server_batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true; + server_call.startBatch(server_batch, function(err, response) { + assert.ifError(err); + assert.deepEqual(response, { + send_metadata: true, + send_status: true, + cancelled: false + }); + done(); + }); + }); + }); + it('should send and receive data without error', function(complete) { + var req_text = 'client_request'; + var reply_text = 'server_response'; + var done = multiDone(complete, 2); + var status_text = 'success'; + var call = new grpc.Call(channel, + 'dummy_method', + Infinity); + var client_batch = {}; + client_batch[grpc.opType.SEND_INITIAL_METADATA] = {}; + client_batch[grpc.opType.SEND_MESSAGE] = new Buffer(req_text); + client_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true; + client_batch[grpc.opType.RECV_INITIAL_METADATA] = true; + client_batch[grpc.opType.RECV_MESSAGE] = true; + client_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(client_batch, function(err, response) { + assert.ifError(err); + assert(response.send_metadata); + assert(response.client_close); + assert.deepEqual(response.metadata, {}); + assert(response.send_message); + assert.strictEqual(response.read.toString(), reply_text); + assert.deepEqual(response.status, {code: constants.status.OK, + details: status_text, + metadata: {}}); + done(); + }); + + server.requestCall(function(err, call_details) { + var new_call = call_details.new_call; + assert.notEqual(new_call, null); + var server_call = new_call.call; + assert.notEqual(server_call, null); + var server_batch = {}; + server_batch[grpc.opType.SEND_INITIAL_METADATA] = {}; + server_batch[grpc.opType.RECV_MESSAGE] = true; + server_call.startBatch(server_batch, function(err, response) { + assert.ifError(err); + assert(response.send_metadata); + assert.strictEqual(response.read.toString(), req_text); + var response_batch = {}; + response_batch[grpc.opType.SEND_MESSAGE] = new Buffer(reply_text); + response_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + metadata: {}, + code: constants.status.OK, + details: status_text + }; + response_batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true; + server_call.startBatch(response_batch, function(err, response) { + assert(response.send_status); + assert(!response.cancelled); + done(); + }); + }); + }); + }); + it('should send multiple messages', function(complete) { + var done = multiDone(complete, 2); + var requests = ['req1', 'req2']; + var status_text = 'xyz'; + var call = new grpc.Call(channel, + 'dummy_method', + Infinity); + var client_batch = {}; + client_batch[grpc.opType.SEND_INITIAL_METADATA] = {}; + client_batch[grpc.opType.SEND_MESSAGE] = new Buffer(requests[0]); + client_batch[grpc.opType.RECV_INITIAL_METADATA] = true; + call.startBatch(client_batch, function(err, response) { + assert.ifError(err); + assert.deepEqual(response, { + send_metadata: true, + send_message: true, + metadata: {} + }); + var req2_batch = {}; + req2_batch[grpc.opType.SEND_MESSAGE] = new Buffer(requests[1]); + req2_batch[grpc.opType.SEND_CLOSE_FROM_CLIENT] = true; + req2_batch[grpc.opType.RECV_STATUS_ON_CLIENT] = true; + call.startBatch(req2_batch, function(err, resp) { + assert.ifError(err); + assert.deepEqual(resp, { + send_message: true, + client_close: true, + status: { + code: constants.status.OK, + details: status_text, + metadata: {} + } + }); + done(); + }); + }); + + server.requestCall(function(err, call_details) { + var new_call = call_details.new_call; + assert.notEqual(new_call, null); + var server_call = new_call.call; + assert.notEqual(server_call, null); + var server_batch = {}; + server_batch[grpc.opType.SEND_INITIAL_METADATA] = {}; + server_batch[grpc.opType.RECV_MESSAGE] = true; + server_call.startBatch(server_batch, function(err, response) { + assert.ifError(err); + assert(response.send_metadata); + assert.strictEqual(response.read.toString(), requests[0]); + var snd_batch = {}; + snd_batch[grpc.opType.RECV_MESSAGE] = true; + server_call.startBatch(snd_batch, function(err, response) { + assert.ifError(err); + assert.strictEqual(response.read.toString(), requests[1]); + var end_batch = {}; + end_batch[grpc.opType.RECV_CLOSE_ON_SERVER] = true; + end_batch[grpc.opType.SEND_STATUS_FROM_SERVER] = { + metadata: {}, + code: constants.status.OK, + details: status_text + }; + server_call.startBatch(end_batch, function(err, response) { + assert.ifError(err); + assert(response.send_status); + assert(!response.cancelled); + done(); + }); + }); + }); + }); + }); +}); diff --git a/packages/grpc-native-core/test/health_test.js b/packages/grpc-native-core/test/health_test.js new file mode 100644 index 00000000..dc008644 --- /dev/null +++ b/packages/grpc-native-core/test/health_test.js @@ -0,0 +1,103 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); + +var health = require('../health_check/health'); + +var health_messages = require('../health_check/v1/health_pb'); + +var ServingStatus = health_messages.HealthCheckResponse.ServingStatus; + +var grpc = require('../'); + +describe('Health Checking', function() { + var statusMap = { + '': ServingStatus.SERVING, + 'grpc.test.TestServiceNotServing': ServingStatus.NOT_SERVING, + 'grpc.test.TestServiceServing': ServingStatus.SERVING + }; + var healthServer; + var healthImpl; + var healthClient; + before(function() { + healthServer = new grpc.Server(); + healthImpl = new health.Implementation(statusMap); + healthServer.addService(health.service, healthImpl); + var port_num = healthServer.bind('0.0.0.0:0', + grpc.ServerCredentials.createInsecure()); + healthServer.start(); + healthClient = new health.Client('localhost:' + port_num, + grpc.credentials.createInsecure()); + }); + after(function() { + healthServer.forceShutdown(); + }); + it('should say an enabled service is SERVING', function(done) { + var request = new health_messages.HealthCheckRequest(); + request.setService(''); + healthClient.check(request, function(err, response) { + assert.ifError(err); + assert.strictEqual(response.getStatus(), ServingStatus.SERVING); + done(); + }); + }); + it('should say that a disabled service is NOT_SERVING', function(done) { + var request = new health_messages.HealthCheckRequest(); + request.setService('grpc.test.TestServiceNotServing'); + healthClient.check(request, function(err, response) { + assert.ifError(err); + assert.strictEqual(response.getStatus(), ServingStatus.NOT_SERVING); + done(); + }); + }); + it('should say that an enabled service is SERVING', function(done) { + var request = new health_messages.HealthCheckRequest(); + request.setService('grpc.test.TestServiceServing'); + healthClient.check(request, function(err, response) { + assert.ifError(err); + assert.strictEqual(response.getStatus(), ServingStatus.SERVING); + done(); + }); + }); + it('should get NOT_FOUND if the service is not registered', function(done) { + var request = new health_messages.HealthCheckRequest(); + request.setService('not_registered'); + healthClient.check(request, function(err, response) { + assert(err); + assert.strictEqual(err.code, grpc.status.NOT_FOUND); + done(); + }); + }); + it('should get a different response if the status changes', function(done) { + var request = new health_messages.HealthCheckRequest(); + request.setService('transient'); + healthClient.check(request, function(err, response) { + assert(err); + assert.strictEqual(err.code, grpc.status.NOT_FOUND); + healthImpl.setStatus('transient', ServingStatus.SERVING); + healthClient.check(request, function(err, response) { + assert.ifError(err); + assert.strictEqual(response.getStatus(), ServingStatus.SERVING); + done(); + }); + }); + }); +}); diff --git a/packages/grpc-native-core/test/interop_sanity_test.js b/packages/grpc-native-core/test/interop_sanity_test.js new file mode 100644 index 00000000..b3f65a03 --- /dev/null +++ b/packages/grpc-native-core/test/interop_sanity_test.js @@ -0,0 +1,94 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var interop_server = require('../interop/interop_server.js'); +var interop_client = require('../interop/interop_client.js'); + +var server; + +var port; + +var name_override = 'foo.test.google.fr'; + +describe('Interop tests', function() { + before(function(done) { + var server_obj = interop_server.getServer(0, true); + server = server_obj.server; + server.start(); + port = 'localhost:' + server_obj.port; + done(); + }); + after(function() { + server.forceShutdown(); + }); + // This depends on not using a binary stream + it('should pass empty_unary', function(done) { + interop_client.runTest(port, name_override, 'empty_unary', true, true, + done); + }); + // This fails due to an unknown bug + it('should pass large_unary', function(done) { + interop_client.runTest(port, name_override, 'large_unary', true, true, + done); + }); + it('should pass client_streaming', function(done) { + interop_client.runTest(port, name_override, 'client_streaming', true, true, + done); + }); + it('should pass server_streaming', function(done) { + interop_client.runTest(port, name_override, 'server_streaming', true, true, + done); + }); + it('should pass ping_pong', function(done) { + interop_client.runTest(port, name_override, 'ping_pong', true, true, done); + }); + it('should pass empty_stream', function(done) { + interop_client.runTest(port, name_override, 'empty_stream', true, true, + done); + }); + it('should pass cancel_after_begin', function(done) { + interop_client.runTest(port, name_override, 'cancel_after_begin', true, + true, done); + }); + it('should pass cancel_after_first_response', function(done) { + interop_client.runTest(port, name_override, 'cancel_after_first_response', + true, true, done); + }); + it('should pass timeout_on_sleeping_server', function(done) { + interop_client.runTest(port, name_override, 'timeout_on_sleeping_server', + true, true, done); + }); + it('should pass custom_metadata', function(done) { + interop_client.runTest(port, name_override, 'custom_metadata', + true, true, done); + }); + it('should pass status_code_and_message', function(done) { + interop_client.runTest(port, name_override, 'status_code_and_message', + true, true, done); + }); + it('should pass unimplemented_service', function(done) { + interop_client.runTest(port, name_override, 'unimplemented_service', + true, true, done); + }); + it('should pass unimplemented_method', function(done) { + interop_client.runTest(port, name_override, 'unimplemented_method', + true, true, done); + }); +}); diff --git a/packages/grpc-native-core/test/math/math_grpc_pb.js b/packages/grpc-native-core/test/math/math_grpc_pb.js new file mode 100644 index 00000000..afd08a34 --- /dev/null +++ b/packages/grpc-native-core/test/math/math_grpc_pb.js @@ -0,0 +1,125 @@ +// GENERATED CODE -- DO NOT EDIT! + +// Original file comments: +// Copyright 2015 gRPC authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. +// +'use strict'; +var grpc = require('grpc'); +var math_math_pb = require('../math/math_pb.js'); + +function serialize_DivArgs(arg) { + if (!(arg instanceof math_math_pb.DivArgs)) { + throw new Error('Expected argument of type DivArgs'); + } + return new Buffer(arg.serializeBinary()); +} + +function deserialize_DivArgs(buffer_arg) { + return math_math_pb.DivArgs.deserializeBinary(new Uint8Array(buffer_arg)); +} + +function serialize_DivReply(arg) { + if (!(arg instanceof math_math_pb.DivReply)) { + throw new Error('Expected argument of type DivReply'); + } + return new Buffer(arg.serializeBinary()); +} + +function deserialize_DivReply(buffer_arg) { + return math_math_pb.DivReply.deserializeBinary(new Uint8Array(buffer_arg)); +} + +function serialize_FibArgs(arg) { + if (!(arg instanceof math_math_pb.FibArgs)) { + throw new Error('Expected argument of type FibArgs'); + } + return new Buffer(arg.serializeBinary()); +} + +function deserialize_FibArgs(buffer_arg) { + return math_math_pb.FibArgs.deserializeBinary(new Uint8Array(buffer_arg)); +} + +function serialize_Num(arg) { + if (!(arg instanceof math_math_pb.Num)) { + throw new Error('Expected argument of type Num'); + } + return new Buffer(arg.serializeBinary()); +} + +function deserialize_Num(buffer_arg) { + return math_math_pb.Num.deserializeBinary(new Uint8Array(buffer_arg)); +} + + +var MathService = exports.MathService = { + // Div divides args.dividend by args.divisor and returns the quotient and + // remainder. + div: { + path: '/math.Math/Div', + requestStream: false, + responseStream: false, + requestType: math_math_pb.DivArgs, + responseType: math_math_pb.DivReply, + requestSerialize: serialize_DivArgs, + requestDeserialize: deserialize_DivArgs, + responseSerialize: serialize_DivReply, + responseDeserialize: deserialize_DivReply, + }, + // DivMany accepts an arbitrary number of division args from the client stream + // and sends back the results in the reply stream. The stream continues until + // the client closes its end; the server does the same after sending all the + // replies. The stream ends immediately if either end aborts. + divMany: { + path: '/math.Math/DivMany', + requestStream: true, + responseStream: true, + requestType: math_math_pb.DivArgs, + responseType: math_math_pb.DivReply, + requestSerialize: serialize_DivArgs, + requestDeserialize: deserialize_DivArgs, + responseSerialize: serialize_DivReply, + responseDeserialize: deserialize_DivReply, + }, + // Fib generates numbers in the Fibonacci sequence. If args.limit > 0, Fib + // generates up to limit numbers; otherwise it continues until the call is + // canceled. Unlike Fib above, Fib has no final FibReply. + fib: { + path: '/math.Math/Fib', + requestStream: false, + responseStream: true, + requestType: math_math_pb.FibArgs, + responseType: math_math_pb.Num, + requestSerialize: serialize_FibArgs, + requestDeserialize: deserialize_FibArgs, + responseSerialize: serialize_Num, + responseDeserialize: deserialize_Num, + }, + // Sum sums a stream of numbers, returning the final result once the stream + // is closed. + sum: { + path: '/math.Math/Sum', + requestStream: true, + responseStream: false, + requestType: math_math_pb.Num, + responseType: math_math_pb.Num, + requestSerialize: serialize_Num, + requestDeserialize: deserialize_Num, + responseSerialize: serialize_Num, + responseDeserialize: deserialize_Num, + }, +}; + +exports.MathClient = grpc.makeGenericClientConstructor(MathService); diff --git a/packages/grpc-native-core/test/math/math_pb.js b/packages/grpc-native-core/test/math/math_pb.js new file mode 100644 index 00000000..ccc05c6e --- /dev/null +++ b/packages/grpc-native-core/test/math/math_pb.js @@ -0,0 +1,866 @@ +/** + * @fileoverview + * @enhanceable + * @public + */ +// GENERATED CODE -- DO NOT EDIT! + +var jspb = require('google-protobuf'); +var goog = jspb; +var global = Function('return this')(); + +goog.exportSymbol('proto.math.DivArgs', null, global); +goog.exportSymbol('proto.math.DivReply', null, global); +goog.exportSymbol('proto.math.FibArgs', null, global); +goog.exportSymbol('proto.math.FibReply', null, global); +goog.exportSymbol('proto.math.Num', null, global); + +/** + * Generated by JsPbCodeGenerator. + * @param {Array=} opt_data Optional initial data array, typically from a + * server response, or constructed directly in Javascript. The array is used + * in place and becomes part of the constructed object. It is not cloned. + * If no data is provided, the constructed object will be empty, but still + * valid. + * @extends {jspb.Message} + * @constructor + */ +proto.math.DivArgs = function(opt_data) { + jspb.Message.initialize(this, opt_data, 0, -1, null, null); +}; +goog.inherits(proto.math.DivArgs, jspb.Message); +if (goog.DEBUG && !COMPILED) { + proto.math.DivArgs.displayName = 'proto.math.DivArgs'; +} + + +if (jspb.Message.GENERATE_TO_OBJECT) { +/** + * Creates an object representation of this proto suitable for use in Soy templates. + * Field names that are reserved in JavaScript and will be renamed to pb_name. + * To access a reserved field use, foo.pb_, eg, foo.pb_default. + * For the list of reserved names please see: + * com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS. + * @param {boolean=} opt_includeInstance Whether to include the JSPB instance + * for transitional soy proto support: http://goto/soy-param-migration + * @return {!Object} + */ +proto.math.DivArgs.prototype.toObject = function(opt_includeInstance) { + return proto.math.DivArgs.toObject(opt_includeInstance, this); +}; + + +/** + * Static version of the {@see toObject} method. + * @param {boolean|undefined} includeInstance Whether to include the JSPB + * instance for transitional soy proto support: + * http://goto/soy-param-migration + * @param {!proto.math.DivArgs} msg The msg instance to transform. + * @return {!Object} + */ +proto.math.DivArgs.toObject = function(includeInstance, msg) { + var f, obj = { + dividend: msg.getDividend(), + divisor: msg.getDivisor() + }; + + if (includeInstance) { + obj.$jspbMessageInstance = msg; + } + return obj; +}; +} + + +/** + * Deserializes binary data (in protobuf wire format). + * @param {jspb.ByteSource} bytes The bytes to deserialize. + * @return {!proto.math.DivArgs} + */ +proto.math.DivArgs.deserializeBinary = function(bytes) { + var reader = new jspb.BinaryReader(bytes); + var msg = new proto.math.DivArgs; + return proto.math.DivArgs.deserializeBinaryFromReader(msg, reader); +}; + + +/** + * Deserializes binary data (in protobuf wire format) from the + * given reader into the given message object. + * @param {!proto.math.DivArgs} msg The message object to deserialize into. + * @param {!jspb.BinaryReader} reader The BinaryReader to use. + * @return {!proto.math.DivArgs} + */ +proto.math.DivArgs.deserializeBinaryFromReader = function(msg, reader) { + while (reader.nextField()) { + if (reader.isEndGroup()) { + break; + } + var field = reader.getFieldNumber(); + switch (field) { + case 1: + var value = /** @type {number} */ (reader.readInt64()); + msg.setDividend(value); + break; + case 2: + var value = /** @type {number} */ (reader.readInt64()); + msg.setDivisor(value); + break; + default: + reader.skipField(); + break; + } + } + return msg; +}; + + +/** + * Class method variant: serializes the given message to binary data + * (in protobuf wire format), writing to the given BinaryWriter. + * @param {!proto.math.DivArgs} message + * @param {!jspb.BinaryWriter} writer + */ +proto.math.DivArgs.serializeBinaryToWriter = function(message, writer) { + message.serializeBinaryToWriter(writer); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format). + * @return {!Uint8Array} + */ +proto.math.DivArgs.prototype.serializeBinary = function() { + var writer = new jspb.BinaryWriter(); + this.serializeBinaryToWriter(writer); + return writer.getResultBuffer(); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format), + * writing to the given BinaryWriter. + * @param {!jspb.BinaryWriter} writer + */ +proto.math.DivArgs.prototype.serializeBinaryToWriter = function (writer) { + var f = undefined; + f = this.getDividend(); + if (f !== 0) { + writer.writeInt64( + 1, + f + ); + } + f = this.getDivisor(); + if (f !== 0) { + writer.writeInt64( + 2, + f + ); + } +}; + + +/** + * Creates a deep clone of this proto. No data is shared with the original. + * @return {!proto.math.DivArgs} The clone. + */ +proto.math.DivArgs.prototype.cloneMessage = function() { + return /** @type {!proto.math.DivArgs} */ (jspb.Message.cloneMessage(this)); +}; + + +/** + * optional int64 dividend = 1; + * @return {number} + */ +proto.math.DivArgs.prototype.getDividend = function() { + return /** @type {number} */ (jspb.Message.getFieldProto3(this, 1, 0)); +}; + + +/** @param {number} value */ +proto.math.DivArgs.prototype.setDividend = function(value) { + jspb.Message.setField(this, 1, value); +}; + + +/** + * optional int64 divisor = 2; + * @return {number} + */ +proto.math.DivArgs.prototype.getDivisor = function() { + return /** @type {number} */ (jspb.Message.getFieldProto3(this, 2, 0)); +}; + + +/** @param {number} value */ +proto.math.DivArgs.prototype.setDivisor = function(value) { + jspb.Message.setField(this, 2, value); +}; + + + +/** + * Generated by JsPbCodeGenerator. + * @param {Array=} opt_data Optional initial data array, typically from a + * server response, or constructed directly in Javascript. The array is used + * in place and becomes part of the constructed object. It is not cloned. + * If no data is provided, the constructed object will be empty, but still + * valid. + * @extends {jspb.Message} + * @constructor + */ +proto.math.DivReply = function(opt_data) { + jspb.Message.initialize(this, opt_data, 0, -1, null, null); +}; +goog.inherits(proto.math.DivReply, jspb.Message); +if (goog.DEBUG && !COMPILED) { + proto.math.DivReply.displayName = 'proto.math.DivReply'; +} + + +if (jspb.Message.GENERATE_TO_OBJECT) { +/** + * Creates an object representation of this proto suitable for use in Soy templates. + * Field names that are reserved in JavaScript and will be renamed to pb_name. + * To access a reserved field use, foo.pb_, eg, foo.pb_default. + * For the list of reserved names please see: + * com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS. + * @param {boolean=} opt_includeInstance Whether to include the JSPB instance + * for transitional soy proto support: http://goto/soy-param-migration + * @return {!Object} + */ +proto.math.DivReply.prototype.toObject = function(opt_includeInstance) { + return proto.math.DivReply.toObject(opt_includeInstance, this); +}; + + +/** + * Static version of the {@see toObject} method. + * @param {boolean|undefined} includeInstance Whether to include the JSPB + * instance for transitional soy proto support: + * http://goto/soy-param-migration + * @param {!proto.math.DivReply} msg The msg instance to transform. + * @return {!Object} + */ +proto.math.DivReply.toObject = function(includeInstance, msg) { + var f, obj = { + quotient: msg.getQuotient(), + remainder: msg.getRemainder() + }; + + if (includeInstance) { + obj.$jspbMessageInstance = msg; + } + return obj; +}; +} + + +/** + * Deserializes binary data (in protobuf wire format). + * @param {jspb.ByteSource} bytes The bytes to deserialize. + * @return {!proto.math.DivReply} + */ +proto.math.DivReply.deserializeBinary = function(bytes) { + var reader = new jspb.BinaryReader(bytes); + var msg = new proto.math.DivReply; + return proto.math.DivReply.deserializeBinaryFromReader(msg, reader); +}; + + +/** + * Deserializes binary data (in protobuf wire format) from the + * given reader into the given message object. + * @param {!proto.math.DivReply} msg The message object to deserialize into. + * @param {!jspb.BinaryReader} reader The BinaryReader to use. + * @return {!proto.math.DivReply} + */ +proto.math.DivReply.deserializeBinaryFromReader = function(msg, reader) { + while (reader.nextField()) { + if (reader.isEndGroup()) { + break; + } + var field = reader.getFieldNumber(); + switch (field) { + case 1: + var value = /** @type {number} */ (reader.readInt64()); + msg.setQuotient(value); + break; + case 2: + var value = /** @type {number} */ (reader.readInt64()); + msg.setRemainder(value); + break; + default: + reader.skipField(); + break; + } + } + return msg; +}; + + +/** + * Class method variant: serializes the given message to binary data + * (in protobuf wire format), writing to the given BinaryWriter. + * @param {!proto.math.DivReply} message + * @param {!jspb.BinaryWriter} writer + */ +proto.math.DivReply.serializeBinaryToWriter = function(message, writer) { + message.serializeBinaryToWriter(writer); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format). + * @return {!Uint8Array} + */ +proto.math.DivReply.prototype.serializeBinary = function() { + var writer = new jspb.BinaryWriter(); + this.serializeBinaryToWriter(writer); + return writer.getResultBuffer(); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format), + * writing to the given BinaryWriter. + * @param {!jspb.BinaryWriter} writer + */ +proto.math.DivReply.prototype.serializeBinaryToWriter = function (writer) { + var f = undefined; + f = this.getQuotient(); + if (f !== 0) { + writer.writeInt64( + 1, + f + ); + } + f = this.getRemainder(); + if (f !== 0) { + writer.writeInt64( + 2, + f + ); + } +}; + + +/** + * Creates a deep clone of this proto. No data is shared with the original. + * @return {!proto.math.DivReply} The clone. + */ +proto.math.DivReply.prototype.cloneMessage = function() { + return /** @type {!proto.math.DivReply} */ (jspb.Message.cloneMessage(this)); +}; + + +/** + * optional int64 quotient = 1; + * @return {number} + */ +proto.math.DivReply.prototype.getQuotient = function() { + return /** @type {number} */ (jspb.Message.getFieldProto3(this, 1, 0)); +}; + + +/** @param {number} value */ +proto.math.DivReply.prototype.setQuotient = function(value) { + jspb.Message.setField(this, 1, value); +}; + + +/** + * optional int64 remainder = 2; + * @return {number} + */ +proto.math.DivReply.prototype.getRemainder = function() { + return /** @type {number} */ (jspb.Message.getFieldProto3(this, 2, 0)); +}; + + +/** @param {number} value */ +proto.math.DivReply.prototype.setRemainder = function(value) { + jspb.Message.setField(this, 2, value); +}; + + + +/** + * Generated by JsPbCodeGenerator. + * @param {Array=} opt_data Optional initial data array, typically from a + * server response, or constructed directly in Javascript. The array is used + * in place and becomes part of the constructed object. It is not cloned. + * If no data is provided, the constructed object will be empty, but still + * valid. + * @extends {jspb.Message} + * @constructor + */ +proto.math.FibArgs = function(opt_data) { + jspb.Message.initialize(this, opt_data, 0, -1, null, null); +}; +goog.inherits(proto.math.FibArgs, jspb.Message); +if (goog.DEBUG && !COMPILED) { + proto.math.FibArgs.displayName = 'proto.math.FibArgs'; +} + + +if (jspb.Message.GENERATE_TO_OBJECT) { +/** + * Creates an object representation of this proto suitable for use in Soy templates. + * Field names that are reserved in JavaScript and will be renamed to pb_name. + * To access a reserved field use, foo.pb_, eg, foo.pb_default. + * For the list of reserved names please see: + * com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS. + * @param {boolean=} opt_includeInstance Whether to include the JSPB instance + * for transitional soy proto support: http://goto/soy-param-migration + * @return {!Object} + */ +proto.math.FibArgs.prototype.toObject = function(opt_includeInstance) { + return proto.math.FibArgs.toObject(opt_includeInstance, this); +}; + + +/** + * Static version of the {@see toObject} method. + * @param {boolean|undefined} includeInstance Whether to include the JSPB + * instance for transitional soy proto support: + * http://goto/soy-param-migration + * @param {!proto.math.FibArgs} msg The msg instance to transform. + * @return {!Object} + */ +proto.math.FibArgs.toObject = function(includeInstance, msg) { + var f, obj = { + limit: msg.getLimit() + }; + + if (includeInstance) { + obj.$jspbMessageInstance = msg; + } + return obj; +}; +} + + +/** + * Deserializes binary data (in protobuf wire format). + * @param {jspb.ByteSource} bytes The bytes to deserialize. + * @return {!proto.math.FibArgs} + */ +proto.math.FibArgs.deserializeBinary = function(bytes) { + var reader = new jspb.BinaryReader(bytes); + var msg = new proto.math.FibArgs; + return proto.math.FibArgs.deserializeBinaryFromReader(msg, reader); +}; + + +/** + * Deserializes binary data (in protobuf wire format) from the + * given reader into the given message object. + * @param {!proto.math.FibArgs} msg The message object to deserialize into. + * @param {!jspb.BinaryReader} reader The BinaryReader to use. + * @return {!proto.math.FibArgs} + */ +proto.math.FibArgs.deserializeBinaryFromReader = function(msg, reader) { + while (reader.nextField()) { + if (reader.isEndGroup()) { + break; + } + var field = reader.getFieldNumber(); + switch (field) { + case 1: + var value = /** @type {number} */ (reader.readInt64()); + msg.setLimit(value); + break; + default: + reader.skipField(); + break; + } + } + return msg; +}; + + +/** + * Class method variant: serializes the given message to binary data + * (in protobuf wire format), writing to the given BinaryWriter. + * @param {!proto.math.FibArgs} message + * @param {!jspb.BinaryWriter} writer + */ +proto.math.FibArgs.serializeBinaryToWriter = function(message, writer) { + message.serializeBinaryToWriter(writer); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format). + * @return {!Uint8Array} + */ +proto.math.FibArgs.prototype.serializeBinary = function() { + var writer = new jspb.BinaryWriter(); + this.serializeBinaryToWriter(writer); + return writer.getResultBuffer(); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format), + * writing to the given BinaryWriter. + * @param {!jspb.BinaryWriter} writer + */ +proto.math.FibArgs.prototype.serializeBinaryToWriter = function (writer) { + var f = undefined; + f = this.getLimit(); + if (f !== 0) { + writer.writeInt64( + 1, + f + ); + } +}; + + +/** + * Creates a deep clone of this proto. No data is shared with the original. + * @return {!proto.math.FibArgs} The clone. + */ +proto.math.FibArgs.prototype.cloneMessage = function() { + return /** @type {!proto.math.FibArgs} */ (jspb.Message.cloneMessage(this)); +}; + + +/** + * optional int64 limit = 1; + * @return {number} + */ +proto.math.FibArgs.prototype.getLimit = function() { + return /** @type {number} */ (jspb.Message.getFieldProto3(this, 1, 0)); +}; + + +/** @param {number} value */ +proto.math.FibArgs.prototype.setLimit = function(value) { + jspb.Message.setField(this, 1, value); +}; + + + +/** + * Generated by JsPbCodeGenerator. + * @param {Array=} opt_data Optional initial data array, typically from a + * server response, or constructed directly in Javascript. The array is used + * in place and becomes part of the constructed object. It is not cloned. + * If no data is provided, the constructed object will be empty, but still + * valid. + * @extends {jspb.Message} + * @constructor + */ +proto.math.Num = function(opt_data) { + jspb.Message.initialize(this, opt_data, 0, -1, null, null); +}; +goog.inherits(proto.math.Num, jspb.Message); +if (goog.DEBUG && !COMPILED) { + proto.math.Num.displayName = 'proto.math.Num'; +} + + +if (jspb.Message.GENERATE_TO_OBJECT) { +/** + * Creates an object representation of this proto suitable for use in Soy templates. + * Field names that are reserved in JavaScript and will be renamed to pb_name. + * To access a reserved field use, foo.pb_, eg, foo.pb_default. + * For the list of reserved names please see: + * com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS. + * @param {boolean=} opt_includeInstance Whether to include the JSPB instance + * for transitional soy proto support: http://goto/soy-param-migration + * @return {!Object} + */ +proto.math.Num.prototype.toObject = function(opt_includeInstance) { + return proto.math.Num.toObject(opt_includeInstance, this); +}; + + +/** + * Static version of the {@see toObject} method. + * @param {boolean|undefined} includeInstance Whether to include the JSPB + * instance for transitional soy proto support: + * http://goto/soy-param-migration + * @param {!proto.math.Num} msg The msg instance to transform. + * @return {!Object} + */ +proto.math.Num.toObject = function(includeInstance, msg) { + var f, obj = { + num: msg.getNum() + }; + + if (includeInstance) { + obj.$jspbMessageInstance = msg; + } + return obj; +}; +} + + +/** + * Deserializes binary data (in protobuf wire format). + * @param {jspb.ByteSource} bytes The bytes to deserialize. + * @return {!proto.math.Num} + */ +proto.math.Num.deserializeBinary = function(bytes) { + var reader = new jspb.BinaryReader(bytes); + var msg = new proto.math.Num; + return proto.math.Num.deserializeBinaryFromReader(msg, reader); +}; + + +/** + * Deserializes binary data (in protobuf wire format) from the + * given reader into the given message object. + * @param {!proto.math.Num} msg The message object to deserialize into. + * @param {!jspb.BinaryReader} reader The BinaryReader to use. + * @return {!proto.math.Num} + */ +proto.math.Num.deserializeBinaryFromReader = function(msg, reader) { + while (reader.nextField()) { + if (reader.isEndGroup()) { + break; + } + var field = reader.getFieldNumber(); + switch (field) { + case 1: + var value = /** @type {number} */ (reader.readInt64()); + msg.setNum(value); + break; + default: + reader.skipField(); + break; + } + } + return msg; +}; + + +/** + * Class method variant: serializes the given message to binary data + * (in protobuf wire format), writing to the given BinaryWriter. + * @param {!proto.math.Num} message + * @param {!jspb.BinaryWriter} writer + */ +proto.math.Num.serializeBinaryToWriter = function(message, writer) { + message.serializeBinaryToWriter(writer); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format). + * @return {!Uint8Array} + */ +proto.math.Num.prototype.serializeBinary = function() { + var writer = new jspb.BinaryWriter(); + this.serializeBinaryToWriter(writer); + return writer.getResultBuffer(); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format), + * writing to the given BinaryWriter. + * @param {!jspb.BinaryWriter} writer + */ +proto.math.Num.prototype.serializeBinaryToWriter = function (writer) { + var f = undefined; + f = this.getNum(); + if (f !== 0) { + writer.writeInt64( + 1, + f + ); + } +}; + + +/** + * Creates a deep clone of this proto. No data is shared with the original. + * @return {!proto.math.Num} The clone. + */ +proto.math.Num.prototype.cloneMessage = function() { + return /** @type {!proto.math.Num} */ (jspb.Message.cloneMessage(this)); +}; + + +/** + * optional int64 num = 1; + * @return {number} + */ +proto.math.Num.prototype.getNum = function() { + return /** @type {number} */ (jspb.Message.getFieldProto3(this, 1, 0)); +}; + + +/** @param {number} value */ +proto.math.Num.prototype.setNum = function(value) { + jspb.Message.setField(this, 1, value); +}; + + + +/** + * Generated by JsPbCodeGenerator. + * @param {Array=} opt_data Optional initial data array, typically from a + * server response, or constructed directly in Javascript. The array is used + * in place and becomes part of the constructed object. It is not cloned. + * If no data is provided, the constructed object will be empty, but still + * valid. + * @extends {jspb.Message} + * @constructor + */ +proto.math.FibReply = function(opt_data) { + jspb.Message.initialize(this, opt_data, 0, -1, null, null); +}; +goog.inherits(proto.math.FibReply, jspb.Message); +if (goog.DEBUG && !COMPILED) { + proto.math.FibReply.displayName = 'proto.math.FibReply'; +} + + +if (jspb.Message.GENERATE_TO_OBJECT) { +/** + * Creates an object representation of this proto suitable for use in Soy templates. + * Field names that are reserved in JavaScript and will be renamed to pb_name. + * To access a reserved field use, foo.pb_, eg, foo.pb_default. + * For the list of reserved names please see: + * com.google.apps.jspb.JsClassTemplate.JS_RESERVED_WORDS. + * @param {boolean=} opt_includeInstance Whether to include the JSPB instance + * for transitional soy proto support: http://goto/soy-param-migration + * @return {!Object} + */ +proto.math.FibReply.prototype.toObject = function(opt_includeInstance) { + return proto.math.FibReply.toObject(opt_includeInstance, this); +}; + + +/** + * Static version of the {@see toObject} method. + * @param {boolean|undefined} includeInstance Whether to include the JSPB + * instance for transitional soy proto support: + * http://goto/soy-param-migration + * @param {!proto.math.FibReply} msg The msg instance to transform. + * @return {!Object} + */ +proto.math.FibReply.toObject = function(includeInstance, msg) { + var f, obj = { + count: msg.getCount() + }; + + if (includeInstance) { + obj.$jspbMessageInstance = msg; + } + return obj; +}; +} + + +/** + * Deserializes binary data (in protobuf wire format). + * @param {jspb.ByteSource} bytes The bytes to deserialize. + * @return {!proto.math.FibReply} + */ +proto.math.FibReply.deserializeBinary = function(bytes) { + var reader = new jspb.BinaryReader(bytes); + var msg = new proto.math.FibReply; + return proto.math.FibReply.deserializeBinaryFromReader(msg, reader); +}; + + +/** + * Deserializes binary data (in protobuf wire format) from the + * given reader into the given message object. + * @param {!proto.math.FibReply} msg The message object to deserialize into. + * @param {!jspb.BinaryReader} reader The BinaryReader to use. + * @return {!proto.math.FibReply} + */ +proto.math.FibReply.deserializeBinaryFromReader = function(msg, reader) { + while (reader.nextField()) { + if (reader.isEndGroup()) { + break; + } + var field = reader.getFieldNumber(); + switch (field) { + case 1: + var value = /** @type {number} */ (reader.readInt64()); + msg.setCount(value); + break; + default: + reader.skipField(); + break; + } + } + return msg; +}; + + +/** + * Class method variant: serializes the given message to binary data + * (in protobuf wire format), writing to the given BinaryWriter. + * @param {!proto.math.FibReply} message + * @param {!jspb.BinaryWriter} writer + */ +proto.math.FibReply.serializeBinaryToWriter = function(message, writer) { + message.serializeBinaryToWriter(writer); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format). + * @return {!Uint8Array} + */ +proto.math.FibReply.prototype.serializeBinary = function() { + var writer = new jspb.BinaryWriter(); + this.serializeBinaryToWriter(writer); + return writer.getResultBuffer(); +}; + + +/** + * Serializes the message to binary data (in protobuf wire format), + * writing to the given BinaryWriter. + * @param {!jspb.BinaryWriter} writer + */ +proto.math.FibReply.prototype.serializeBinaryToWriter = function (writer) { + var f = undefined; + f = this.getCount(); + if (f !== 0) { + writer.writeInt64( + 1, + f + ); + } +}; + + +/** + * Creates a deep clone of this proto. No data is shared with the original. + * @return {!proto.math.FibReply} The clone. + */ +proto.math.FibReply.prototype.cloneMessage = function() { + return /** @type {!proto.math.FibReply} */ (jspb.Message.cloneMessage(this)); +}; + + +/** + * optional int64 count = 1; + * @return {number} + */ +proto.math.FibReply.prototype.getCount = function() { + return /** @type {number} */ (jspb.Message.getFieldProto3(this, 1, 0)); +}; + + +/** @param {number} value */ +proto.math.FibReply.prototype.setCount = function(value) { + jspb.Message.setField(this, 1, value); +}; + + +goog.object.extend(exports, proto.math); diff --git a/packages/grpc-native-core/test/math/math_server.js b/packages/grpc-native-core/test/math/math_server.js new file mode 100644 index 00000000..4291ae18 --- /dev/null +++ b/packages/grpc-native-core/test/math/math_server.js @@ -0,0 +1,124 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var grpc = require('../..'); +var grpcMath = require('./math_grpc_pb'); +var math = require('./math_pb'); + +/** + * Server function for division. Provides the /Math/DivMany and /Math/Div + * functions (Div is just DivMany with only one stream element). For each + * DivArgs parameter, responds with a DivReply with the results of the division + * @param {Object} call The object containing request and cancellation info + * @param {function(Error, *)} cb Response callback + */ +function mathDiv(call, cb) { + var req = call.request; + var divisor = req.getDivisor(); + var dividend = req.getDividend(); + // Unary + is explicit coersion to integer + if (req.getDivisor() === 0) { + cb(new Error('cannot divide by zero')); + } else { + var response = new math.DivReply(); + response.setQuotient(Math.floor(dividend / divisor)); + response.setRemainder(dividend % divisor); + cb(null, response); + } +} + +/** + * Server function for Fibonacci numbers. Provides the /Math/Fib function. Reads + * a single parameter that indicates the number of responses, and then responds + * with a stream of that many Fibonacci numbers. + * @param {stream} stream The stream for sending responses. + */ +function mathFib(stream) { + // Here, call is a standard writable Node object Stream + var previous = 0, current = 1; + for (var i = 0; i < stream.request.getLimit(); i++) { + var response = new math.Num(); + response.setNum(current); + stream.write(response); + var temp = current; + current += previous; + previous = temp; + } + stream.end(); +} + +/** + * Server function for summation. Provides the /Math/Sum function. Reads a + * stream of number parameters, then responds with their sum. + * @param {stream} call The stream of arguments. + * @param {function(Error, *)} cb Response callback + */ +function mathSum(call, cb) { + // Here, call is a standard readable Node object Stream + var sum = 0; + call.on('data', function(data) { + sum += data.getNum(); + }); + call.on('end', function() { + var response = new math.Num(); + response.setNum(sum); + cb(null, response); + }); +} + +function mathDivMany(stream) { + stream.on('data', function(div_args) { + var divisor = div_args.getDivisor(); + var dividend = div_args.getDividend(); + if (divisor === 0) { + stream.emit('error', new Error('cannot divide by zero')); + } else { + var response = new math.DivReply(); + response.setQuotient(Math.floor(dividend / divisor)); + response.setRemainder(dividend % divisor); + stream.write(response); + } + }); + stream.on('end', function() { + stream.end(); + }); +} + +function getMathServer() { + var server = new grpc.Server(); + server.addService(grpcMath.MathService, { + div: mathDiv, + fib: mathFib, + sum: mathSum, + divMany: mathDivMany + }); + return server; +} + +if (require.main === module) { + var server = getMathServer(); + server.bind('0.0.0.0:50051', grpc.ServerCredentials.createInsecure()); + server.start(); +} + +/** + * See docs for server + */ +module.exports = getMathServer; diff --git a/packages/grpc-native-core/test/math/node_modules/grpc.js b/packages/grpc-native-core/test/math/node_modules/grpc.js new file mode 100644 index 00000000..b824d8dd --- /dev/null +++ b/packages/grpc-native-core/test/math/node_modules/grpc.js @@ -0,0 +1,22 @@ +/* + * + * Copyright 2016 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/* This exists solely to allow the generated code to import the grpc module + * without using a relative path */ + +module.exports = require('../../..'); diff --git a/packages/grpc-native-core/test/math_client_test.js b/packages/grpc-native-core/test/math_client_test.js new file mode 100644 index 00000000..11deda34 --- /dev/null +++ b/packages/grpc-native-core/test/math_client_test.js @@ -0,0 +1,140 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); + +var grpc = require('..'); +var math = require('./math/math_pb'); +var MathClient = require('./math/math_grpc_pb').MathClient; + +/** + * Client to use to make requests to a running server. + */ +var math_client; + +/** + * Server to test against + */ +var getServer = require('./math/math_server.js'); + +var server = getServer(); + +describe('Math client', function() { + before(function(done) { + var port_num = server.bind('0.0.0.0:0', + grpc.ServerCredentials.createInsecure()); + server.start(); + math_client = new MathClient('localhost:' + port_num, + grpc.credentials.createInsecure()); + done(); + }); + after(function() { + server.forceShutdown(); + }); + it('should handle a single request', function(done) { + var arg = new math.DivArgs(); + arg.setDividend(7); + arg.setDivisor(4); + math_client.div(arg, function handleDivResult(err, value) { + assert.ifError(err); + assert.equal(value.getQuotient(), 1); + assert.equal(value.getRemainder(), 3); + done(); + }); + }); + it('should handle an error from a unary request', function(done) { + var arg = new math.DivArgs(); + arg.setDividend(7); + arg.setDivisor(0); + math_client.div(arg, function handleDivResult(err, value) { + assert(err); + done(); + }); + }); + it('should handle a server streaming request', function(done) { + var arg = new math.FibArgs(); + arg.setLimit(7); + var call = math_client.fib(arg); + var expected_results = [1, 1, 2, 3, 5, 8, 13]; + var next_expected = 0; + call.on('data', function checkResponse(value) { + assert.equal(value.getNum(), expected_results[next_expected]); + next_expected += 1; + }); + call.on('status', function checkStatus(status) { + assert.strictEqual(status.code, grpc.status.OK); + done(); + }); + }); + it('should handle a client streaming request', function(done) { + var call = math_client.sum(function handleSumResult(err, value) { + assert.ifError(err); + assert.equal(value.getNum(), 21); + }); + for (var i = 0; i < 7; i++) { + var arg = new math.Num(); + arg.setNum(i); + call.write(arg); + } + call.end(); + call.on('status', function checkStatus(status) { + assert.strictEqual(status.code, grpc.status.OK); + done(); + }); + }); + it('should handle a bidirectional streaming request', function(done) { + function checkResponse(index, value) { + assert.equal(value.getQuotient(), index); + assert.equal(value.getRemainder(), 1); + } + var call = math_client.divMany(); + var response_index = 0; + call.on('data', function(value) { + checkResponse(response_index, value); + response_index += 1; + }); + for (var i = 0; i < 7; i++) { + var arg = new math.DivArgs(); + arg.setDividend(2 * i + 1); + arg.setDivisor(2); + call.write(arg); + } + call.end(); + call.on('status', function checkStatus(status) { + assert.strictEqual(status.code, grpc.status.OK); + done(); + }); + }); + it('should handle an error from a bidi request', function(done) { + var call = math_client.divMany(); + call.on('data', function(value) { + assert.fail(value, undefined, 'Unexpected data response on failing call', + '!='); + }); + var arg = new math.DivArgs(); + arg.setDividend(7); + arg.setDivisor(0); + call.write(arg); + call.end(); + call.on('error', function checkStatus(status) { + done(); + }); + }); +}); diff --git a/packages/grpc-native-core/test/metadata_test.js b/packages/grpc-native-core/test/metadata_test.js new file mode 100644 index 00000000..4ba54e0a --- /dev/null +++ b/packages/grpc-native-core/test/metadata_test.js @@ -0,0 +1,178 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var Metadata = require('../src/metadata.js'); + +var assert = require('assert'); + +describe('Metadata', function() { + var metadata; + beforeEach(function() { + metadata = new Metadata(); + }); + describe('#set', function() { + it('Only accepts string values for non "-bin" keys', function() { + assert.throws(function() { + metadata.set('key', new Buffer('value')); + }); + assert.doesNotThrow(function() { + metadata.set('key', 'value'); + }); + }); + it('Only accepts Buffer values for "-bin" keys', function() { + assert.throws(function() { + metadata.set('key-bin', 'value'); + }); + assert.doesNotThrow(function() { + metadata.set('key-bin', new Buffer('value')); + }); + }); + it('Rejects invalid keys', function() { + assert.throws(function() { + metadata.set('key$', 'value'); + }); + assert.throws(function() { + metadata.set('', 'value'); + }); + }); + it('Rejects values with non-ASCII characters', function() { + assert.throws(function() { + metadata.set('key', 'résumé'); + }); + }); + it('Saves values that can be retrieved', function() { + metadata.set('key', 'value'); + assert.deepEqual(metadata.get('key'), ['value']); + }); + it('Overwrites previous values', function() { + metadata.set('key', 'value1'); + metadata.set('key', 'value2'); + assert.deepEqual(metadata.get('key'), ['value2']); + }); + it('Normalizes keys', function() { + metadata.set('Key', 'value1'); + assert.deepEqual(metadata.get('key'), ['value1']); + metadata.set('KEY', 'value2'); + assert.deepEqual(metadata.get('key'), ['value2']); + }); + }); + describe('#add', function() { + it('Only accepts string values for non "-bin" keys', function() { + assert.throws(function() { + metadata.add('key', new Buffer('value')); + }); + assert.doesNotThrow(function() { + metadata.add('key', 'value'); + }); + }); + it('Only accepts Buffer values for "-bin" keys', function() { + assert.throws(function() { + metadata.add('key-bin', 'value'); + }); + assert.doesNotThrow(function() { + metadata.add('key-bin', new Buffer('value')); + }); + }); + it('Rejects invalid keys', function() { + assert.throws(function() { + metadata.add('key$', 'value'); + }); + assert.throws(function() { + metadata.add('', 'value'); + }); + }); + it('Saves values that can be retrieved', function() { + metadata.add('key', 'value'); + assert.deepEqual(metadata.get('key'), ['value']); + }); + it('Combines with previous values', function() { + metadata.add('key', 'value1'); + metadata.add('key', 'value2'); + assert.deepEqual(metadata.get('key'), ['value1', 'value2']); + }); + it('Normalizes keys', function() { + metadata.add('Key', 'value1'); + assert.deepEqual(metadata.get('key'), ['value1']); + metadata.add('KEY', 'value2'); + assert.deepEqual(metadata.get('key'), ['value1', 'value2']); + }); + }); + describe('#remove', function() { + it('clears values from a key', function() { + metadata.add('key', 'value'); + metadata.remove('key'); + assert.deepEqual(metadata.get('key'), []); + }); + it('Normalizes keys', function() { + metadata.add('key', 'value'); + metadata.remove('KEY'); + assert.deepEqual(metadata.get('key'), []); + }); + }); + describe('#get', function() { + beforeEach(function() { + metadata.add('key', 'value1'); + metadata.add('key', 'value2'); + metadata.add('key-bin', new Buffer('value')); + }); + it('gets all values associated with a key', function() { + assert.deepEqual(metadata.get('key'), ['value1', 'value2']); + }); + it('Normalizes keys', function() { + assert.deepEqual(metadata.get('KEY'), ['value1', 'value2']); + }); + it('returns an empty list for non-existent keys', function() { + assert.deepEqual(metadata.get('non-existent-key'), []); + }); + it('returns Buffers for "-bin" keys', function() { + assert(metadata.get('key-bin')[0] instanceof Buffer); + }); + }); + describe('#getMap', function() { + it('gets a map of keys to values', function() { + metadata.add('key1', 'value1'); + metadata.add('Key2', 'value2'); + metadata.add('KEY3', 'value3'); + assert.deepEqual(metadata.getMap(), + {key1: 'value1', + key2: 'value2', + key3: 'value3'}); + }); + }); + describe('#clone', function() { + it('retains values from the original', function() { + metadata.add('key', 'value'); + var copy = metadata.clone(); + assert.deepEqual(copy.get('key'), ['value']); + }); + it('Does not see newly added values', function() { + metadata.add('key', 'value1'); + var copy = metadata.clone(); + metadata.add('key', 'value2'); + assert.deepEqual(copy.get('key'), ['value1']); + }); + it('Does not add new values to the original', function() { + metadata.add('key', 'value1'); + var copy = metadata.clone(); + copy.add('key', 'value2'); + assert.deepEqual(metadata.get('key'), ['value1']); + }); + }); +}); diff --git a/packages/grpc-native-core/test/numbers.txt b/packages/grpc-native-core/test/numbers.txt new file mode 100644 index 00000000..4972919b --- /dev/null +++ b/packages/grpc-native-core/test/numbers.txt @@ -0,0 +1,496 @@ +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 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4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 +1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 diff --git a/packages/grpc-native-core/test/server_test.js b/packages/grpc-native-core/test/server_test.js new file mode 100644 index 00000000..454acbda --- /dev/null +++ b/packages/grpc-native-core/test/server_test.js @@ -0,0 +1,138 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); +var fs = require('fs'); +var path = require('path'); +var grpc = require('../src/grpc_extension'); + +describe('server', function() { + describe('constructor', function() { + it('should work with no arguments', function() { + assert.doesNotThrow(function() { + new grpc.Server(); + }); + }); + it('should work with an empty object argument', function() { + assert.doesNotThrow(function() { + new grpc.Server({}); + }); + }); + it('should work without the new keyword', function() { + var server; + assert.doesNotThrow(function() { + server = grpc.Server(); + }); + assert(server instanceof grpc.Server); + }); + it('should only accept objects with string or int values', function() { + assert.doesNotThrow(function() { + new grpc.Server({'key' : 'value'}); + }); + assert.doesNotThrow(function() { + new grpc.Server({'key' : 5}); + }); + assert.throws(function() { + new grpc.Server({'key' : null}); + }); + assert.throws(function() { + new grpc.Server({'key' : new Date()}); + }); + }); + }); + describe('addHttp2Port', function() { + var server; + before(function() { + server = new grpc.Server(); + }); + it('should bind to an unused port', function() { + var port; + assert.doesNotThrow(function() { + port = server.addHttp2Port('0.0.0.0:0', + grpc.ServerCredentials.createInsecure()); + }); + assert(port > 0); + }); + it('should bind to an unused port with ssl credentials', function() { + var port; + var key_path = path.join(__dirname, '../test/data/server1.key'); + var pem_path = path.join(__dirname, '../test/data/server1.pem'); + var key_data = fs.readFileSync(key_path); + var pem_data = fs.readFileSync(pem_path); + var creds = grpc.ServerCredentials.createSsl(null, + [{private_key: key_data, + cert_chain: pem_data}]); + assert.doesNotThrow(function() { + port = server.addHttp2Port('0.0.0.0:0', creds); + }); + assert(port > 0); + }); + }); + describe('addSecureHttp2Port', function() { + var server; + before(function() { + server = new grpc.Server(); + }); + }); + describe('start', function() { + var server; + before(function() { + server = new grpc.Server(); + server.addHttp2Port('0.0.0.0:0', grpc.ServerCredentials.createInsecure()); + }); + after(function() { + server.forceShutdown(); + }); + it('should start without error', function() { + assert.doesNotThrow(function() { + server.start(); + }); + }); + }); + describe('shutdown', function() { + var server; + beforeEach(function() { + server = new grpc.Server(); + server.addHttp2Port('0.0.0.0:0', grpc.ServerCredentials.createInsecure()); + server.start(); + }); + afterEach(function() { + server.forceShutdown(); + }); + it('tryShutdown should shutdown successfully', function(done) { + server.tryShutdown(done); + }); + it('forceShutdown should shutdown successfully', function() { + server.forceShutdown(); + }); + it('tryShutdown should be idempotent', function(done) { + server.tryShutdown(done); + server.tryShutdown(function() {}); + }); + it('forceShutdown should be idempotent', function() { + server.forceShutdown(); + server.forceShutdown(); + }); + it('forceShutdown should trigger tryShutdown', function(done) { + server.tryShutdown(done); + server.forceShutdown(); + }); + }); +}); diff --git a/packages/grpc-native-core/test/surface_test.js b/packages/grpc-native-core/test/surface_test.js new file mode 100644 index 00000000..0b0b393e --- /dev/null +++ b/packages/grpc-native-core/test/surface_test.js @@ -0,0 +1,1424 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +var assert = require('assert'); +var _ = require('lodash'); + +var surface_client = require('../src/client.js'); +var common = require('../src/common'); + +var ProtoBuf = require('protobufjs'); + +var grpc = require('..'); + +var math_proto = ProtoBuf.loadProtoFile(__dirname + + '/../../proto/math/math.proto'); + +var mathService = math_proto.lookup('math.Math'); +var mathServiceAttrs = grpc.loadObject( + mathService, common.defaultGrpcOptions).service; + +/** + * This is used for testing functions with multiple asynchronous calls that + * can happen in different orders. This should be passed the number of async + * function invocations that can occur last, and each of those should call this + * function's return value + * @param {function()} done The function that should be called when a test is + * complete. + * @param {number} count The number of calls to the resulting function if the + * test passes. + * @return {function()} The function that should be called at the end of each + * sequence of asynchronous functions. + */ +function multiDone(done, count) { + return function() { + count -= 1; + if (count <= 0) { + done(); + } + }; +} + +var server_insecure_creds = grpc.ServerCredentials.createInsecure(); + +describe('File loader', function() { + it('Should load a proto file by default', function() { + assert.doesNotThrow(function() { + grpc.load(__dirname + '/test_service.proto'); + }); + }); + it('Should load a proto file with the proto format', function() { + assert.doesNotThrow(function() { + grpc.load(__dirname + '/test_service.proto', 'proto'); + }); + }); + it('Should load a json file with the json format', function() { + assert.doesNotThrow(function() { + grpc.load(__dirname + '/test_service.json', 'json'); + }); + }); +}); +describe('surface Server', function() { + var server; + beforeEach(function() { + server = new grpc.Server(); + }); + afterEach(function() { + server.forceShutdown(); + }); + it('should error if started twice', function() { + server.start(); + assert.throws(function() { + server.start(); + }); + }); + it('should error if a port is bound after the server starts', function() { + server.start(); + assert.throws(function() { + server.bind('localhost:0', grpc.ServerCredentials.createInsecure()); + }); + }); + it('should successfully shutdown if tryShutdown is called', function(done) { + server.start(); + server.tryShutdown(done); + }); +}); +describe('Server.prototype.addProtoService', function() { + var server; + var dummyImpls = { + 'div': function() {}, + 'divMany': function() {}, + 'fib': function() {}, + 'sum': function() {} + }; + beforeEach(function() { + server = new grpc.Server(); + }); + afterEach(function() { + server.forceShutdown(); + }); + it('Should succeed with a single proto service', function() { + assert.doesNotThrow(function() { + server.addProtoService(mathService, dummyImpls); + }); + }); + it('Should succeed with a single service attributes object', function() { + assert.doesNotThrow(function() { + server.addProtoService(mathServiceAttrs, dummyImpls); + }); + }); +}); +describe('Server.prototype.addService', function() { + var server; + var dummyImpls = { + 'div': function() {}, + 'divMany': function() {}, + 'fib': function() {}, + 'sum': function() {} + }; + beforeEach(function() { + server = new grpc.Server(); + }); + afterEach(function() { + server.forceShutdown(); + }); + it('Should succeed with a single service', function() { + assert.doesNotThrow(function() { + server.addService(mathServiceAttrs, dummyImpls); + }); + }); + it('Should fail with conflicting method names', function() { + server.addService(mathServiceAttrs, dummyImpls); + assert.throws(function() { + server.addService(mathServiceAttrs, dummyImpls); + }); + }); + it('Should allow method names as originally written', function() { + var altDummyImpls = { + 'Div': function() {}, + 'DivMany': function() {}, + 'Fib': function() {}, + 'Sum': function() {} + }; + assert.doesNotThrow(function() { + server.addProtoService(mathService, altDummyImpls); + }); + }); + it('Should have a conflict between name variations', function() { + /* This is really testing that both name variations are actually used, + by checking that the method actually gets registered, for the + corresponding function, in both cases */ + var altDummyImpls = { + 'Div': function() {}, + 'DivMany': function() {}, + 'Fib': function() {}, + 'Sum': function() {} + }; + server.addProtoService(mathService, altDummyImpls); + assert.throws(function() { + server.addProtoService(mathService, dummyImpls); + }); + }); + it('Should fail if the server has been started', function() { + server.start(); + assert.throws(function() { + server.addService(mathServiceAttrs, dummyImpls); + }); + }); + describe('Default handlers', function() { + var client; + beforeEach(function() { + server.addService(mathServiceAttrs, {}); + var port = server.bind('localhost:0', server_insecure_creds); + var Client = grpc.loadObject(mathService); + client = new Client('localhost:' + port, + grpc.credentials.createInsecure()); + server.start(); + }); + it('should respond to a unary call with UNIMPLEMENTED', function(done) { + client.div({divisor: 4, dividend: 3}, function(error, response) { + assert(error); + assert.strictEqual(error.code, grpc.status.UNIMPLEMENTED); + done(); + }); + }); + it('should respond to a client stream with UNIMPLEMENTED', function(done) { + var call = client.sum(function(error, respones) { + assert(error); + assert.strictEqual(error.code, grpc.status.UNIMPLEMENTED); + done(); + }); + call.end(); + }); + it('should respond to a server stream with UNIMPLEMENTED', function(done) { + var call = client.fib({limit: 5}); + call.on('data', function(value) { + assert.fail('No messages expected'); + }); + call.on('error', function(err) { + assert.strictEqual(err.code, grpc.status.UNIMPLEMENTED); + done(); + }); + call.on('error', function(status) { /* Do nothing */ }); + }); + it('should respond to a bidi call with UNIMPLEMENTED', function(done) { + var call = client.divMany(); + call.on('data', function(value) { + assert.fail('No messages expected'); + }); + call.on('error', function(err) { + assert.strictEqual(err.code, grpc.status.UNIMPLEMENTED); + done(); + }); + call.on('error', function(status) { /* Do nothing */ }); + call.end(); + }); + }); +}); +describe('Client constructor building', function() { + var illegal_service_attrs = { + $method : { + path: '/illegal/$method', + requestStream: false, + responseStream: false, + requestSerialize: _.identity, + requestDeserialize: _.identity, + responseSerialize: _.identity, + responseDeserialize: _.identity + } + }; + it('Should reject method names starting with $', function() { + assert.throws(function() { + grpc.makeGenericClientConstructor(illegal_service_attrs); + }, /\$/); + }); +}); +describe('waitForClientReady', function() { + var server; + var port; + var Client; + var client; + before(function() { + server = new grpc.Server(); + port = server.bind('localhost:0', grpc.ServerCredentials.createInsecure()); + server.start(); + Client = grpc.loadObject(mathService); + }); + beforeEach(function() { + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + }); + after(function() { + server.forceShutdown(); + }); + it('should complete when called alone', function(done) { + grpc.waitForClientReady(client, Infinity, function(error) { + assert.ifError(error); + done(); + }); + }); + it('should complete when a call is initiated', function(done) { + grpc.waitForClientReady(client, Infinity, function(error) { + assert.ifError(error); + done(); + }); + var call = client.div({}, function(err, response) {}); + call.cancel(); + }); + it('should complete if called more than once', function(done) { + done = multiDone(done, 2); + grpc.waitForClientReady(client, Infinity, function(error) { + assert.ifError(error); + done(); + }); + grpc.waitForClientReady(client, Infinity, function(error) { + assert.ifError(error); + done(); + }); + }); + it('should complete if called when already ready', function(done) { + grpc.waitForClientReady(client, Infinity, function(error) { + assert.ifError(error); + grpc.waitForClientReady(client, Infinity, function(error) { + assert.ifError(error); + done(); + }); + }); + }); + it('should time out if the server does not exist', function(done) { + var bad_client = new Client('nonexistent_hostname', + grpc.credentials.createInsecure()); + var deadline = new Date(); + deadline.setSeconds(deadline.getSeconds() + 1); + grpc.waitForClientReady(bad_client, deadline, function(error) { + assert(error); + done(); + }); + }); +}); +describe('Echo service', function() { + var server; + var client; + before(function() { + var test_proto = ProtoBuf.loadProtoFile(__dirname + '/echo_service.proto'); + var echo_service = test_proto.lookup('EchoService'); + var Client = grpc.loadObject(echo_service); + server = new grpc.Server(); + server.addService(Client.service, { + echo: function(call, callback) { + callback(null, call.request); + } + }); + var port = server.bind('localhost:0', server_insecure_creds); + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + server.start(); + }); + after(function() { + server.forceShutdown(); + }); + it('should echo the recieved message directly', function(done) { + client.echo({value: 'test value', value2: 3}, function(error, response) { + assert.ifError(error); + assert.deepEqual(response, {value: 'test value', value2: 3}); + done(); + }); + }); + it('Should convert an undefined argument to default values', function(done) { + client.echo(undefined, function(error, response) { + assert.ifError(error); + assert.deepEqual(response, {value: '', value2: 0}); + done(); + }); + }); +}); +describe('Generic client and server', function() { + function toString(val) { + return val.toString(); + } + function toBuffer(str) { + return new Buffer(str); + } + var string_service_attrs = { + 'capitalize' : { + path: '/string/capitalize', + requestStream: false, + responseStream: false, + requestSerialize: toBuffer, + requestDeserialize: toString, + responseSerialize: toBuffer, + responseDeserialize: toString + } + }; + describe('String client and server', function() { + var client; + var server; + before(function() { + server = new grpc.Server(); + server.addService(string_service_attrs, { + capitalize: function(call, callback) { + callback(null, _.capitalize(call.request)); + } + }); + var port = server.bind('localhost:0', server_insecure_creds); + server.start(); + var Client = grpc.makeGenericClientConstructor(string_service_attrs); + client = new Client('localhost:' + port, + grpc.credentials.createInsecure()); + }); + after(function() { + server.forceShutdown(); + }); + it('Should respond with a capitalized string', function(done) { + client.capitalize('abc', function(err, response) { + assert.ifError(err); + assert.strictEqual(response, 'Abc'); + done(); + }); + }); + }); +}); +describe('Server-side getPeer', function() { + function toString(val) { + return val.toString(); + } + function toBuffer(str) { + return new Buffer(str); + } + var string_service_attrs = { + 'getPeer' : { + path: '/string/getPeer', + requestStream: false, + responseStream: false, + requestSerialize: toBuffer, + requestDeserialize: toString, + responseSerialize: toBuffer, + responseDeserialize: toString + } + }; + var client; + var server; + before(function() { + server = new grpc.Server(); + server.addService(string_service_attrs, { + getPeer: function(call, callback) { + try { + callback(null, call.getPeer()); + } catch (e) { + call.emit('error', e); + } + } + }); + var port = server.bind('localhost:0', server_insecure_creds); + server.start(); + var Client = grpc.makeGenericClientConstructor(string_service_attrs); + client = new Client('localhost:' + port, + grpc.credentials.createInsecure()); + }); + after(function() { + server.forceShutdown(); + }); + it('should respond with a string representing the client', function(done) { + client.getPeer('', function(err, response) { + assert.ifError(err); + // We don't expect a specific value, just that it worked without error + done(); + }); + }); +}); +describe('Echo metadata', function() { + var client; + var server; + var metadata; + before(function() { + var test_proto = ProtoBuf.loadProtoFile(__dirname + '/test_service.proto'); + var test_service = test_proto.lookup('TestService'); + var Client = grpc.loadObject(test_service); + server = new grpc.Server(); + server.addService(Client.service, { + unary: function(call, cb) { + call.sendMetadata(call.metadata); + cb(null, {}); + }, + clientStream: function(stream, cb){ + stream.on('data', function(data) {}); + stream.on('end', function() { + stream.sendMetadata(stream.metadata); + cb(null, {}); + }); + }, + serverStream: function(stream) { + stream.sendMetadata(stream.metadata); + stream.end(); + }, + bidiStream: function(stream) { + stream.on('data', function(data) {}); + stream.on('end', function() { + stream.sendMetadata(stream.metadata); + stream.end(); + }); + } + }); + var port = server.bind('localhost:0', server_insecure_creds); + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + server.start(); + metadata = new grpc.Metadata(); + metadata.set('key', 'value'); + }); + after(function() { + server.forceShutdown(); + }); + it('with unary call', function(done) { + var call = client.unary({}, metadata, function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('key'), ['value']); + done(); + }); + }); + it('with client stream call', function(done) { + var call = client.clientStream(metadata, function(err, data) { + assert.ifError(err); + }); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('key'), ['value']); + done(); + }); + call.end(); + }); + it('with server stream call', function(done) { + var call = client.serverStream({}, metadata); + call.on('data', function() {}); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('key'), ['value']); + done(); + }); + }); + it('with bidi stream call', function(done) { + var call = client.bidiStream(metadata); + call.on('data', function() {}); + call.on('metadata', function(metadata) { + assert.deepEqual(metadata.get('key'), ['value']); + done(); + }); + call.end(); + }); + it('shows the correct user-agent string', function(done) { + var version = require('../../../package.json').version; + var call = client.unary({}, metadata, + function(err, data) { assert.ifError(err); }); + call.on('metadata', function(metadata) { + assert(_.startsWith(metadata.get('user-agent')[0], + 'grpc-node/' + version)); + done(); + }); + }); + it('properly handles duplicate values', function(done) { + var dup_metadata = metadata.clone(); + dup_metadata.add('key', 'value2'); + var call = client.unary({}, dup_metadata, + function(err, data) {assert.ifError(err); }); + call.on('metadata', function(resp_metadata) { + // Two arrays are equal iff their symmetric difference is empty + assert.deepEqual(_.xor(dup_metadata.get('key'), resp_metadata.get('key')), + []); + done(); + }); + }); +}); +describe('Client malformed response handling', function() { + var server; + var client; + var badArg = new Buffer([0xFF]); + before(function() { + var test_proto = ProtoBuf.loadProtoFile(__dirname + '/test_service.proto'); + var test_service = test_proto.lookup('TestService'); + var malformed_test_service = { + unary: { + path: '/TestService/Unary', + requestStream: false, + responseStream: false, + requestDeserialize: _.identity, + responseSerialize: _.identity + }, + clientStream: { + path: '/TestService/ClientStream', + requestStream: true, + responseStream: false, + requestDeserialize: _.identity, + responseSerialize: _.identity + }, + serverStream: { + path: '/TestService/ServerStream', + requestStream: false, + responseStream: true, + requestDeserialize: _.identity, + responseSerialize: _.identity + }, + bidiStream: { + path: '/TestService/BidiStream', + requestStream: true, + responseStream: true, + requestDeserialize: _.identity, + responseSerialize: _.identity + } + }; + server = new grpc.Server(); + server.addService(malformed_test_service, { + unary: function(call, cb) { + cb(null, badArg); + }, + clientStream: function(stream, cb) { + stream.on('data', function() {/* Ignore requests */}); + stream.on('end', function() { + cb(null, badArg); + }); + }, + serverStream: function(stream) { + stream.write(badArg); + stream.end(); + }, + bidiStream: function(stream) { + stream.on('data', function() { + // Ignore requests + stream.write(badArg); + }); + stream.on('end', function() { + stream.end(); + }); + } + }); + var port = server.bind('localhost:0', server_insecure_creds); + var Client = grpc.loadObject(test_service); + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + server.start(); + }); + after(function() { + server.forceShutdown(); + }); + it('should get an INTERNAL status with a unary call', function(done) { + client.unary({}, function(err, data) { + assert(err); + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + }); + it('should get an INTERNAL status with a client stream call', function(done) { + var call = client.clientStream(function(err, data) { + assert(err); + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + call.write({}); + call.end(); + }); + it('should get an INTERNAL status with a server stream call', function(done) { + var call = client.serverStream({}); + call.on('data', function(){}); + call.on('error', function(err) { + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + }); + it('should get an INTERNAL status with a bidi stream call', function(done) { + var call = client.bidiStream(); + call.on('data', function(){}); + call.on('error', function(err) { + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + call.write({}); + call.end(); + }); +}); +describe('Server serialization failure handling', function() { + function serializeFail(obj) { + throw new Error('Serialization failed'); + } + var client; + var server; + before(function() { + var test_proto = ProtoBuf.loadProtoFile(__dirname + '/test_service.proto'); + var test_service = test_proto.lookup('TestService'); + var malformed_test_service = { + unary: { + path: '/TestService/Unary', + requestStream: false, + responseStream: false, + requestDeserialize: _.identity, + responseSerialize: serializeFail + }, + clientStream: { + path: '/TestService/ClientStream', + requestStream: true, + responseStream: false, + requestDeserialize: _.identity, + responseSerialize: serializeFail + }, + serverStream: { + path: '/TestService/ServerStream', + requestStream: false, + responseStream: true, + requestDeserialize: _.identity, + responseSerialize: serializeFail + }, + bidiStream: { + path: '/TestService/BidiStream', + requestStream: true, + responseStream: true, + requestDeserialize: _.identity, + responseSerialize: serializeFail + } + }; + server = new grpc.Server(); + server.addService(malformed_test_service, { + unary: function(call, cb) { + cb(null, {}); + }, + clientStream: function(stream, cb) { + stream.on('data', function() {/* Ignore requests */}); + stream.on('end', function() { + cb(null, {}); + }); + }, + serverStream: function(stream) { + stream.write({}); + stream.end(); + }, + bidiStream: function(stream) { + stream.on('data', function() { + // Ignore requests + stream.write({}); + }); + stream.on('end', function() { + stream.end(); + }); + } + }); + var port = server.bind('localhost:0', server_insecure_creds); + var Client = grpc.loadObject(test_service); + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + server.start(); + }); + after(function() { + server.forceShutdown(); + }); + it('should get an INTERNAL status with a unary call', function(done) { + client.unary({}, function(err, data) { + assert(err); + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + }); + it('should get an INTERNAL status with a client stream call', function(done) { + var call = client.clientStream(function(err, data) { + assert(err); + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + call.write({}); + call.end(); + }); + it('should get an INTERNAL status with a server stream call', function(done) { + var call = client.serverStream({}); + call.on('data', function(){}); + call.on('error', function(err) { + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + }); + it('should get an INTERNAL status with a bidi stream call', function(done) { + var call = client.bidiStream(); + call.on('data', function(){}); + call.on('error', function(err) { + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + call.write({}); + call.end(); + }); +}); +describe('Other conditions', function() { + var Client; + var client; + var server; + var port; + before(function() { + var test_proto = ProtoBuf.loadProtoFile(__dirname + '/test_service.proto'); + var test_service = test_proto.lookup('TestService'); + Client = grpc.loadObject(test_service); + server = new grpc.Server(); + var trailer_metadata = new grpc.Metadata(); + trailer_metadata.add('trailer-present', 'yes'); + server.addService(Client.service, { + unary: function(call, cb) { + var req = call.request; + if (req.error) { + cb({code: grpc.status.UNKNOWN, + details: 'Requested error'}, null, trailer_metadata); + } else { + cb(null, {count: 1}, trailer_metadata); + } + }, + clientStream: function(stream, cb){ + var count = 0; + var errored; + stream.on('data', function(data) { + if (data.error) { + errored = true; + cb(new Error('Requested error'), null, trailer_metadata); + } else { + count += 1; + } + }); + stream.on('end', function() { + if (!errored) { + cb(null, {count: count}, trailer_metadata); + } + }); + }, + serverStream: function(stream) { + var req = stream.request; + if (req.error) { + var err = {code: grpc.status.UNKNOWN, + details: 'Requested error'}; + err.metadata = trailer_metadata; + stream.emit('error', err); + } else { + for (var i = 0; i < 5; i++) { + stream.write({count: i}); + } + stream.end(trailer_metadata); + } + }, + bidiStream: function(stream) { + var count = 0; + stream.on('data', function(data) { + if (data.error) { + var err = new Error('Requested error'); + err.metadata = trailer_metadata.clone(); + err.metadata.add('count', '' + count); + stream.emit('error', err); + } else { + stream.write({count: count}); + count += 1; + } + }); + stream.on('end', function() { + stream.end(trailer_metadata); + }); + } + }); + port = server.bind('localhost:0', server_insecure_creds); + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + server.start(); + }); + after(function() { + server.forceShutdown(); + }); + it('channel.getTarget should be available', function() { + assert.strictEqual(typeof grpc.getClientChannel(client).getTarget(), + 'string'); + }); + it('client should be able to pause and resume a stream', function(done) { + var call = client.bidiStream(); + call.on('data', function(data) { + assert(data.count < 3); + call.pause(); + setTimeout(function() { + call.resume(); + }, 10); + }); + call.on('end', function() { + done(); + }); + call.write({}); + call.write({}); + call.write({}); + call.end(); + }); + describe('Server recieving bad input', function() { + var misbehavingClient; + var badArg = new Buffer([0xFF]); + before(function() { + var test_service_attrs = { + unary: { + path: '/TestService/Unary', + requestStream: false, + responseStream: false, + requestSerialize: _.identity, + responseDeserialize: _.identity + }, + clientStream: { + path: '/TestService/ClientStream', + requestStream: true, + responseStream: false, + requestSerialize: _.identity, + responseDeserialize: _.identity + }, + serverStream: { + path: '/TestService/ServerStream', + requestStream: false, + responseStream: true, + requestSerialize: _.identity, + responseDeserialize: _.identity + }, + bidiStream: { + path: '/TestService/BidiStream', + requestStream: true, + responseStream: true, + requestSerialize: _.identity, + responseDeserialize: _.identity + } + }; + var Client = surface_client.makeClientConstructor(test_service_attrs, + 'TestService'); + misbehavingClient = new Client('localhost:' + port, + grpc.credentials.createInsecure()); + }); + it('should respond correctly to a unary call', function(done) { + misbehavingClient.unary(badArg, function(err, data) { + assert(err); + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + }); + it('should respond correctly to a client stream', function(done) { + var call = misbehavingClient.clientStream(function(err, data) { + assert(err); + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + call.write(badArg); + // TODO(mlumish): Remove call.end() + call.end(); + }); + it('should respond correctly to a server stream', function(done) { + var call = misbehavingClient.serverStream(badArg); + call.on('data', function(data) { + assert.fail(data, null, 'Unexpected data', '==='); + }); + call.on('error', function(err) { + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + }); + it('should respond correctly to a bidi stream', function(done) { + var call = misbehavingClient.bidiStream(); + call.on('data', function(data) { + assert.fail(data, null, 'Unexpected data', '==='); + }); + call.on('error', function(err) { + assert.strictEqual(err.code, grpc.status.INTERNAL); + done(); + }); + call.write(badArg); + // TODO(mlumish): Remove call.end() + call.end(); + }); + }); + describe('Trailing metadata', function() { + it('should be present when a unary call succeeds', function(done) { + var call = client.unary({error: false}, function(err, data) { + assert.ifError(err); + }); + call.on('status', function(status) { + assert.deepEqual(status.metadata.get('trailer-present'), ['yes']); + done(); + }); + }); + it('should be present when a unary call fails', function(done) { + var call = client.unary({error: true}, function(err, data) { + assert(err); + }); + call.on('status', function(status) { + assert.deepEqual(status.metadata.get('trailer-present'), ['yes']); + done(); + }); + }); + it('should be present when a client stream call succeeds', function(done) { + var call = client.clientStream(function(err, data) { + assert.ifError(err); + }); + call.write({error: false}); + call.write({error: false}); + call.end(); + call.on('status', function(status) { + assert.deepEqual(status.metadata.get('trailer-present'), ['yes']); + done(); + }); + }); + it('should be present when a client stream call fails', function(done) { + var call = client.clientStream(function(err, data) { + assert(err); + }); + call.write({error: false}); + call.write({error: true}); + call.end(); + call.on('status', function(status) { + assert.deepEqual(status.metadata.get('trailer-present'), ['yes']); + done(); + }); + }); + it('should be present when a server stream call succeeds', function(done) { + var call = client.serverStream({error: false}); + call.on('data', function(){}); + call.on('status', function(status) { + assert.strictEqual(status.code, grpc.status.OK); + assert.deepEqual(status.metadata.get('trailer-present'), ['yes']); + done(); + }); + }); + it('should be present when a server stream call fails', function(done) { + var call = client.serverStream({error: true}); + call.on('data', function(){}); + call.on('error', function(error) { + assert.deepEqual(error.metadata.get('trailer-present'), ['yes']); + done(); + }); + }); + it('should be present when a bidi stream succeeds', function(done) { + var call = client.bidiStream(); + call.write({error: false}); + call.write({error: false}); + call.end(); + call.on('data', function(){}); + call.on('status', function(status) { + assert.strictEqual(status.code, grpc.status.OK); + assert.deepEqual(status.metadata.get('trailer-present'), ['yes']); + done(); + }); + }); + it('should be present when a bidi stream fails', function(done) { + var call = client.bidiStream(); + call.write({error: false}); + call.write({error: true}); + call.end(); + call.on('data', function(){}); + call.on('error', function(error) { + assert.deepEqual(error.metadata.get('trailer-present'), ['yes']); + done(); + }); + }); + }); + describe('Error object should contain the status', function() { + it('for a unary call', function(done) { + client.unary({error: true}, function(err, data) { + assert(err); + assert.strictEqual(err.code, grpc.status.UNKNOWN); + assert.strictEqual(err.message, 'Requested error'); + done(); + }); + }); + it('for a client stream call', function(done) { + var call = client.clientStream(function(err, data) { + assert(err); + assert.strictEqual(err.code, grpc.status.UNKNOWN); + assert.strictEqual(err.message, 'Requested error'); + done(); + }); + call.write({error: false}); + call.write({error: true}); + call.end(); + }); + it('for a server stream call', function(done) { + var call = client.serverStream({error: true}); + call.on('data', function(){}); + call.on('error', function(error) { + assert.strictEqual(error.code, grpc.status.UNKNOWN); + assert.strictEqual(error.message, 'Requested error'); + done(); + }); + }); + it('for a bidi stream call', function(done) { + var call = client.bidiStream(); + call.write({error: false}); + call.write({error: true}); + call.end(); + call.on('data', function(){}); + call.on('error', function(error) { + assert.strictEqual(error.code, grpc.status.UNKNOWN); + assert.strictEqual(error.message, 'Requested error'); + done(); + }); + }); + }); + describe('call.getPeer should return the peer', function() { + it('for a unary call', function(done) { + var call = client.unary({error: false}, function(err, data) { + assert.ifError(err); + done(); + }); + assert.strictEqual(typeof call.getPeer(), 'string'); + }); + it('for a client stream call', function(done) { + var call = client.clientStream(function(err, data) { + assert.ifError(err); + done(); + }); + assert.strictEqual(typeof call.getPeer(), 'string'); + call.write({error: false}); + call.end(); + }); + it('for a server stream call', function(done) { + var call = client.serverStream({error: false}); + assert.strictEqual(typeof call.getPeer(), 'string'); + call.on('data', function(){}); + call.on('status', function(status) { + assert.strictEqual(status.code, grpc.status.OK); + done(); + }); + }); + it('for a bidi stream call', function(done) { + var call = client.bidiStream(); + assert.strictEqual(typeof call.getPeer(), 'string'); + call.write({error: false}); + call.end(); + call.on('data', function(){}); + call.on('status', function(status) { + done(); + }); + }); + it('after the call has fully completed', function(done) { + var peer; + var call = client.unary({error: false}, function(err, data) { + assert.ifError(err); + setImmediate(function() { + assert.strictEqual(peer, call.getPeer()); + done(); + }); + }); + peer = call.getPeer(); + assert.strictEqual(typeof peer, 'string'); + }); + }); +}); +describe('Call propagation', function() { + var proxy; + var proxy_impl; + + var Client; + var client; + var server; + before(function() { + var test_proto = ProtoBuf.loadProtoFile(__dirname + '/test_service.proto'); + var test_service = test_proto.lookup('TestService'); + server = new grpc.Server(); + Client = grpc.loadObject(test_service); + server.addService(Client.service, { + unary: function(call) {}, + clientStream: function(stream) {}, + serverStream: function(stream) {}, + bidiStream: function(stream) {} + }); + var port = server.bind('localhost:0', server_insecure_creds); + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + server.start(); + }); + after(function() { + server.forceShutdown(); + }); + beforeEach(function() { + proxy = new grpc.Server(); + proxy_impl = { + unary: function(call) {}, + clientStream: function(stream) {}, + serverStream: function(stream) {}, + bidiStream: function(stream) {} + }; + }); + afterEach(function() { + proxy.forceShutdown(); + }); + describe('Cancellation', function() { + it('With a unary call', function(done) { + done = multiDone(done, 2); + var call; + proxy_impl.unary = function(parent, callback) { + client.unary(parent.request, {parent: parent}, function(err, value) { + try { + assert(err); + assert.strictEqual(err.code, grpc.status.CANCELLED); + } finally { + callback(err, value); + done(); + } + }); + call.cancel(); + }; + proxy.addService(Client.service, proxy_impl); + var proxy_port = proxy.bind('localhost:0', server_insecure_creds); + proxy.start(); + var proxy_client = new Client('localhost:' + proxy_port, + grpc.credentials.createInsecure()); + call = proxy_client.unary({}, function(err, value) { done(); }); + }); + it('With a client stream call', function(done) { + done = multiDone(done, 2); + var call; + proxy_impl.clientStream = function(parent, callback) { + client.clientStream({parent: parent}, function(err, value) { + try { + assert(err); + assert.strictEqual(err.code, grpc.status.CANCELLED); + } finally { + callback(err, value); + done(); + } + }); + call.cancel(); + }; + proxy.addService(Client.service, proxy_impl); + var proxy_port = proxy.bind('localhost:0', server_insecure_creds); + proxy.start(); + var proxy_client = new Client('localhost:' + proxy_port, + grpc.credentials.createInsecure()); + call = proxy_client.clientStream(function(err, value) { done(); }); + }); + it('With a server stream call', function(done) { + done = multiDone(done, 2); + var call; + proxy_impl.serverStream = function(parent) { + var child = client.serverStream(parent.request, {parent: parent}); + child.on('data', function() {}); + child.on('error', function(err) { + assert(err); + assert.strictEqual(err.code, grpc.status.CANCELLED); + done(); + }); + call.cancel(); + }; + proxy.addService(Client.service, proxy_impl); + var proxy_port = proxy.bind('localhost:0', server_insecure_creds); + proxy.start(); + var proxy_client = new Client('localhost:' + proxy_port, + grpc.credentials.createInsecure()); + call = proxy_client.serverStream({}); + call.on('data', function() {}); + call.on('error', function(err) { + done(); + }); + }); + it('With a bidi stream call', function(done) { + done = multiDone(done, 2); + var call; + proxy_impl.bidiStream = function(parent) { + var child = client.bidiStream({parent: parent}); + child.on('data', function() {}); + child.on('error', function(err) { + assert(err); + assert.strictEqual(err.code, grpc.status.CANCELLED); + done(); + }); + call.cancel(); + }; + proxy.addService(Client.service, proxy_impl); + var proxy_port = proxy.bind('localhost:0', server_insecure_creds); + proxy.start(); + var proxy_client = new Client('localhost:' + proxy_port, + grpc.credentials.createInsecure()); + call = proxy_client.bidiStream(); + call.on('data', function() {}); + call.on('error', function(err) { + done(); + }); + }); + }); + describe('Deadline', function() { + /* jshint bitwise:false */ + var deadline_flags = (grpc.propagate.DEFAULTS & + ~grpc.propagate.CANCELLATION); + it('With a client stream call', function(done) { + done = multiDone(done, 2); + proxy_impl.clientStream = function(parent, callback) { + var options = {parent: parent, propagate_flags: deadline_flags}; + client.clientStream(options, function(err, value) { + try { + assert(err); + assert(err.code === grpc.status.DEADLINE_EXCEEDED || + err.code === grpc.status.INTERNAL); + } finally { + callback(err, value); + done(); + } + }); + }; + proxy.addService(Client.service, proxy_impl); + var proxy_port = proxy.bind('localhost:0', server_insecure_creds); + proxy.start(); + var proxy_client = new Client('localhost:' + proxy_port, + grpc.credentials.createInsecure()); + var deadline = new Date(); + deadline.setSeconds(deadline.getSeconds() + 1); + proxy_client.clientStream({deadline: deadline}, function(err, value) { + done(); + }); + }); + it('With a bidi stream call', function(done) { + done = multiDone(done, 2); + proxy_impl.bidiStream = function(parent) { + var child = client.bidiStream( + {parent: parent, propagate_flags: deadline_flags}); + child.on('data', function() {}); + child.on('error', function(err) { + assert(err); + assert(err.code === grpc.status.DEADLINE_EXCEEDED || + err.code === grpc.status.INTERNAL); + done(); + }); + }; + proxy.addService(Client.service, proxy_impl); + var proxy_port = proxy.bind('localhost:0', server_insecure_creds); + proxy.start(); + var proxy_client = new Client('localhost:' + proxy_port, + grpc.credentials.createInsecure()); + var deadline = new Date(); + deadline.setSeconds(deadline.getSeconds() + 1); + var call = proxy_client.bidiStream({deadline: deadline}); + call.on('data', function() {}); + call.on('error', function(err) { + done(); + }); + }); + }); +}); +describe('Cancelling surface client', function() { + var client; + var server; + before(function() { + server = new grpc.Server(); + server.addService(mathServiceAttrs, { + 'div': function(stream) {}, + 'divMany': function(stream) {}, + 'fib': function(stream) {}, + 'sum': function(stream) {} + }); + var port = server.bind('localhost:0', server_insecure_creds); + var Client = surface_client.makeClientConstructor(mathServiceAttrs); + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + server.start(); + }); + after(function() { + server.forceShutdown(); + }); + it('Should correctly cancel a unary call', function(done) { + var call = client.div({'divisor': 0, 'dividend': 0}, function(err, resp) { + assert.strictEqual(err.code, grpc.status.CANCELLED); + done(); + }); + call.cancel(); + }); + it('Should correctly cancel a client stream call', function(done) { + var call = client.sum(function(err, resp) { + assert.strictEqual(err.code, grpc.status.CANCELLED); + done(); + }); + call.cancel(); + }); + it('Should correctly cancel a server stream call', function(done) { + var call = client.fib({'limit': 5}); + call.on('data', function() {}); + call.on('error', function(error) { + assert.strictEqual(error.code, grpc.status.CANCELLED); + done(); + }); + call.cancel(); + }); + it('Should correctly cancel a bidi stream call', function(done) { + var call = client.divMany(); + call.on('data', function() {}); + call.on('error', function(error) { + assert.strictEqual(error.code, grpc.status.CANCELLED); + done(); + }); + call.cancel(); + }); + it('Should be idempotent', function(done) { + var call = client.div({'divisor': 0, 'dividend': 0}, function(err, resp) { + assert.strictEqual(err.code, grpc.status.CANCELLED); + // Call asynchronously to try cancelling after call is fully completed + setImmediate(function() { + assert.doesNotThrow(function() { + call.cancel(); + }); + done(); + }); + }); + call.cancel(); + }); +}); +describe('Client reconnect', function() { + var server; + var Client; + var client; + var port; + beforeEach(function() { + var test_proto = ProtoBuf.loadProtoFile(__dirname + '/echo_service.proto'); + var echo_service = test_proto.lookup('EchoService'); + Client = grpc.loadObject(echo_service); + server = new grpc.Server(); + server.addService(Client.service, { + echo: function(call, callback) { + callback(null, call.request); + } + }); + port = server.bind('localhost:0', server_insecure_creds); + client = new Client('localhost:' + port, grpc.credentials.createInsecure()); + server.start(); + }); + afterEach(function() { + server.forceShutdown(); + }); + it('should reconnect after server restart', function(done) { + client.echo({value: 'test value', value2: 3}, function(error, response) { + assert.ifError(error); + assert.deepEqual(response, {value: 'test value', value2: 3}); + server.tryShutdown(function() { + server = new grpc.Server(); + server.addService(Client.service, { + echo: function(call, callback) { + callback(null, call.request); + } + }); + server.bind('localhost:' + port, server_insecure_creds); + server.start(); + + /* We create a new client, that will not throw an error if the server + * is not immediately available. Instead, it will wait for the server + * to be available, then the call will complete. Once this happens, the + * original client should be able to make a new call and connect to the + * restarted server without having the call fail due to connection + * errors. */ + var client2 = new Client('localhost:' + port, + grpc.credentials.createInsecure()); + client2.echo({value: 'test', value2: 3}, function(error, response) { + assert.ifError(error); + client.echo(undefined, function(error, response) { + if (error) { + console.log(error); + } + assert.ifError(error); + assert.deepEqual(response, {value: '', value2: 0}); + done(); + }); + }); + }); + }); + }); +}); diff --git a/packages/grpc-native-core/test/test_messages.proto b/packages/grpc-native-core/test/test_messages.proto new file mode 100644 index 00000000..da1ef565 --- /dev/null +++ b/packages/grpc-native-core/test/test_messages.proto @@ -0,0 +1,45 @@ +// Copyright 2015 gRPC authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +syntax = "proto3"; + +message LongValues { + int64 int_64 = 1; + uint64 uint_64 = 2; + sint64 sint_64 = 3; + fixed64 fixed_64 = 4; + sfixed64 sfixed_64 = 5; +} + +message SequenceValues { + bytes bytes_field = 1; + repeated int32 repeated_field = 2; +} + +message OneOfValues { + oneof oneof_choice { + int32 int_choice = 1; + string string_choice = 2; + } +} + +enum TestEnum { + ZERO = 0; + ONE = 1; + TWO = 2; +} + +message EnumValues { + TestEnum enum_value = 1; +} diff --git a/packages/grpc-native-core/test/test_service.json b/packages/grpc-native-core/test/test_service.json new file mode 100644 index 00000000..6f952c6a --- /dev/null +++ b/packages/grpc-native-core/test/test_service.json @@ -0,0 +1,55 @@ +{ + "package": null, + "messages": [ + { + "name": "Request", + "fields": [ + { + "rule": "optional", + "type": "bool", + "name": "error", + "id": 1 + } + ] + }, + { + "name": "Response", + "fields": [ + { + "rule": "optional", + "type": "int32", + "name": "count", + "id": 1 + } + ] + } + ], + "services": [ + { + "name": "TestService", + "options": {}, + "rpc": { + "Unary": { + "request": "Request", + "response": "Response", + "options": {} + }, + "ClientStream": { + "request": "Request", + "response": "Response", + "options": {} + }, + "ServerStream": { + "request": "Request", + "response": "Response", + "options": {} + }, + "BidiStream": { + "request": "Request", + "response": "Response", + "options": {} + } + } + } + ] +} \ No newline at end of file diff --git a/packages/grpc-native-core/test/test_service.proto b/packages/grpc-native-core/test/test_service.proto new file mode 100644 index 00000000..b16dfecc --- /dev/null +++ b/packages/grpc-native-core/test/test_service.proto @@ -0,0 +1,37 @@ +// Copyright 2015 gRPC authors. +// +// Licensed under the Apache License, Version 2.0 (the "License"); +// you may not use this file except in compliance with the License. +// You may obtain a copy of the License at +// +// http://www.apache.org/licenses/LICENSE-2.0 +// +// Unless required by applicable law or agreed to in writing, software +// distributed under the License is distributed on an "AS IS" BASIS, +// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. +// See the License for the specific language governing permissions and +// limitations under the License. + +syntax = "proto3"; + +message Request { + bool error = 1; +} + +message Response { + int32 count = 1; +} + +service TestService { + rpc Unary (Request) returns (Response) { + } + + rpc ClientStream (stream Request) returns (Response) { + } + + rpc ServerStream (Request) returns (stream Response) { + } + + rpc BidiStream (stream Request) returns (stream Response) { + } +} diff --git a/packages/grpc-native-core/tools/bin/protoc.js b/packages/grpc-native-core/tools/bin/protoc.js new file mode 100755 index 00000000..490817b3 --- /dev/null +++ b/packages/grpc-native-core/tools/bin/protoc.js @@ -0,0 +1,46 @@ +#!/usr/bin/env node +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * This file is required because package.json cannot reference a file that + * is not distributed with the package, and we use node-pre-gyp to distribute + * the protoc binary + */ + +'use strict'; + +var path = require('path'); +var execFile = require('child_process').execFile; + +var exe_ext = process.platform === 'win32' ? '.exe' : ''; + +var protoc = path.resolve(__dirname, 'protoc' + exe_ext); + +var plugin = path.resolve(__dirname, 'grpc_node_plugin' + exe_ext); + +var args = ['--plugin=protoc-gen-grpc=' + plugin].concat(process.argv.slice(2)); + +var child_process = execFile(protoc, args, function(error, stdout, stderr) { + if (error) { + throw error; + } +}); + +child_process.stdout.pipe(process.stdout); +child_process.stderr.pipe(process.stderr); diff --git a/packages/grpc-native-core/tools/bin/protoc_plugin.js b/packages/grpc-native-core/tools/bin/protoc_plugin.js new file mode 100755 index 00000000..fbdafff7 --- /dev/null +++ b/packages/grpc-native-core/tools/bin/protoc_plugin.js @@ -0,0 +1,43 @@ +#!/usr/bin/env node +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +/** + * This file is required because package.json cannot reference a file that + * is not distributed with the package, and we use node-pre-gyp to distribute + * the plugin binary + */ + +'use strict'; + +var path = require('path'); +var execFile = require('child_process').execFile; + +var exe_ext = process.platform === 'win32' ? '.exe' : ''; + +var plugin = path.resolve(__dirname, 'grpc_node_plugin' + exe_ext); + +var child_process = execFile(plugin, process.argv.slice(2), {encoding: 'buffer'}, function(error, stdout, stderr) { + if (error) { + throw error; + } +}); + +process.stdin.pipe(child_process.stdin); +child_process.stdout.pipe(process.stdout); +child_process.stderr.pipe(process.stderr); diff --git a/packages/grpc-native-core/tools/index.js b/packages/grpc-native-core/tools/index.js new file mode 100644 index 00000000..b81d625d --- /dev/null +++ b/packages/grpc-native-core/tools/index.js @@ -0,0 +1,26 @@ +/* + * + * Copyright 2015 gRPC authors. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + */ + +'use strict'; + +/** + * package.json requires this file to be present. In the future, this can + * export useful information about the included tools. + */ + +module.exports = {}; diff --git a/packages/grpc-native-core/tools/package.json b/packages/grpc-native-core/tools/package.json new file mode 100644 index 00000000..d9b1fb86 --- /dev/null +++ b/packages/grpc-native-core/tools/package.json @@ -0,0 +1,41 @@ +{ + "name": "grpc-tools", + "version": "1.7.0-dev", + "author": "Google Inc.", + "description": "Tools for developing with gRPC on Node.js", + "homepage": "https://grpc.io/", + "repository": { + "type": "git", + "url": "https://github.com/grpc/grpc.git" + }, + "bugs": "https://github.com/grpc/grpc/issues", + "contributors": [ + { + "name": "Michael Lumish", + "email": "mlumish@google.com" + } + ], + "bin": { + "grpc_tools_node_protoc": "./bin/protoc.js", + "grpc_tools_node_protoc_plugin": "./bin/protoc_plugin.js" + }, + "scripts": { + "install": "./node_modules/.bin/node-pre-gyp install" + }, + "bundledDependencies": ["node-pre-gyp"], + "binary": { + "module_name": "grpc_tools", + "host": "https://storage.googleapis.com/", + "remote_path": "grpc-precompiled-binaries/node/{name}/v{version}", + "package_name": "{platform}-{arch}.tar.gz", + "module_path": "bin" + }, + "files": [ + "index.js", + "bin/protoc.js", + "bin/protoc_plugin.js", + "bin/google/protobuf", + "LICENSE" + ], + "main": "index.js" +}