go-generate pb.go files and check in Travis to make sure they don't change (#1426)

.travis.yml

@@ -10,8 +10,10 @@ go_import_path: google.golang.org/grpc
 before_install:
   - if [[ $TRAVIS_GO_VERSION = 1.8* ]]; then go get -u github.com/golang/lint/golint honnef.co/go/tools/cmd/staticcheck; fi
   - go get -u golang.org/x/tools/cmd/goimports github.com/axw/gocov/gocov github.com/mattn/goveralls golang.org/x/tools/cmd/cover
+  - if [[ "$TRAVIS_EVENT_TYPE" = "cron" && $TRAVIS_GO_VERSION = 1.8* ]]; then PROTOBUF_VERSION=3.3.0 ./install-protobuf.sh; fi
 
 script:
+  - 'if [[ "$TRAVIS_EVENT_TYPE" = "cron" && $TRAVIS_GO_VERSION = 1.8* ]]; then PATH=/home/travis/bin:$PATH make proto && ! git status --porcelain | tee /dev/stderr | read || (git status; git diff; exit 1); fi'
   - 'set -o pipefail && git ls-files "*.go" | xargs grep -L "\(Copyright [0-9]\{4,\} gRPC authors\)\|DO NOT EDIT" 2>&1 | tee /dev/stderr | (! read)'
   - 'set -o pipefail && gofmt -s -d -l . 2>&1 | tee /dev/stderr | (! read)'
   - 'set -o pipefail && goimports -l . 2>&1 | tee /dev/stderr | (! read)'

Makefile

@@ -20,11 +20,8 @@ proto:
 		echo "error: protoc not installed" >&2; \
 		exit 1; \
 	fi
-	go get -u -v github.com/golang/protobuf/protoc-gen-go
+	go get -u -v github.com/golang/protobuf/protoc-gen-go golang.org/x/tools/cmd/stringer
-	# use $$dir as the root for all proto files in the same directory
+	go generate google.golang.org/grpc/...
-	for dir in $$(git ls-files '*.proto' | xargs -n1 dirname | uniq); do \
-		protoc -I $$dir --go_out=plugins=grpc:$$dir $$dir/*.proto; \
-	done
 
 test: testdeps
 	go test -v -cpu 1,4 google.golang.org/grpc/...

benchmark/benchmark.go

@@ -16,6 +16,8 @@
  *
  */
 
+//go:generate protoc -I grpc_testing --go_out=plugins=grpc:grpc_testing grpc_testing/control.proto grpc_testing/messages.proto grpc_testing/payloads.proto grpc_testing/services.proto grpc_testing/stats.proto
+
 /*
 Package benchmark implements the building blocks to setup end-to-end gRPC benchmarks.
 */

benchmark/grpc_testing/control.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: control.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_testing is a generated protocol buffer package.
@@ -147,6 +146,13 @@ func (m *PoissonParams) String() string            { return proto.CompactTextStr
 func (*PoissonParams) ProtoMessage()               {}
 func (*PoissonParams) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
+func (m *PoissonParams) GetOfferedLoad() float64 {
+	if m != nil {
+		return m.OfferedLoad
+	}
+	return 0
+}
+
 type UniformParams struct {
 	InterarrivalLo float64 `protobuf:"fixed64,1,opt,name=interarrival_lo,json=interarrivalLo" json:"interarrival_lo,omitempty"`
 	InterarrivalHi float64 `protobuf:"fixed64,2,opt,name=interarrival_hi,json=interarrivalHi" json:"interarrival_hi,omitempty"`
@@ -157,6 +163,20 @@ func (m *UniformParams) String() string            { return proto.CompactTextStr
 func (*UniformParams) ProtoMessage()               {}
 func (*UniformParams) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
+func (m *UniformParams) GetInterarrivalLo() float64 {
+	if m != nil {
+		return m.InterarrivalLo
+	}
+	return 0
+}
+
+func (m *UniformParams) GetInterarrivalHi() float64 {
+	if m != nil {
+		return m.InterarrivalHi
+	}
+	return 0
+}
+
 type DeterministicParams struct {
 	OfferedLoad float64 `protobuf:"fixed64,1,opt,name=offered_load,json=offeredLoad" json:"offered_load,omitempty"`
 }
@@ -166,6 +186,13 @@ func (m *DeterministicParams) String() string            { return proto.CompactT
 func (*DeterministicParams) ProtoMessage()               {}
 func (*DeterministicParams) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
 
+func (m *DeterministicParams) GetOfferedLoad() float64 {
+	if m != nil {
+		return m.OfferedLoad
+	}
+	return 0
+}
+
 type ParetoParams struct {
 	InterarrivalBase float64 `protobuf:"fixed64,1,opt,name=interarrival_base,json=interarrivalBase" json:"interarrival_base,omitempty"`
 	Alpha            float64 `protobuf:"fixed64,2,opt,name=alpha" json:"alpha,omitempty"`
@@ -176,6 +203,20 @@ func (m *ParetoParams) String() string            { return proto.CompactTextStri
 func (*ParetoParams) ProtoMessage()               {}
 func (*ParetoParams) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
 
+func (m *ParetoParams) GetInterarrivalBase() float64 {
+	if m != nil {
+		return m.InterarrivalBase
+	}
+	return 0
+}
+
+func (m *ParetoParams) GetAlpha() float64 {
+	if m != nil {
+		return m.Alpha
+	}
+	return 0
+}
+
 // Once an RPC finishes, immediately start a new one.
 // No configuration parameters needed.
 type ClosedLoopParams struct {
@@ -411,6 +452,20 @@ func (m *SecurityParams) String() string            { return proto.CompactTextSt
 func (*SecurityParams) ProtoMessage()               {}
 func (*SecurityParams) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
 
+func (m *SecurityParams) GetUseTestCa() bool {
+	if m != nil {
+		return m.UseTestCa
+	}
+	return false
+}
+
+func (m *SecurityParams) GetServerHostOverride() string {
+	if m != nil {
+		return m.ServerHostOverride
+	}
+	return ""
+}
+
 type ClientConfig struct {
 	// List of targets to connect to. At least one target needs to be specified.
 	ServerTargets  []string        `protobuf:"bytes,1,rep,name=server_targets,json=serverTargets" json:"server_targets,omitempty"`
@@ -430,7 +485,7 @@ type ClientConfig struct {
 	PayloadConfig   *PayloadConfig   `protobuf:"bytes,11,opt,name=payload_config,json=payloadConfig" json:"payload_config,omitempty"`
 	HistogramParams *HistogramParams `protobuf:"bytes,12,opt,name=histogram_params,json=histogramParams" json:"histogram_params,omitempty"`
 	// Specify the cores we should run the client on, if desired
-	CoreList  []int32 `protobuf:"varint,13,rep,name=core_list,json=coreList" json:"core_list,omitempty"`
+	CoreList  []int32 `protobuf:"varint,13,rep,packed,name=core_list,json=coreList" json:"core_list,omitempty"`
 	CoreLimit int32   `protobuf:"varint,14,opt,name=core_limit,json=coreLimit" json:"core_limit,omitempty"`
 }
 
@@ -439,6 +494,20 @@ func (m *ClientConfig) String() string            { return proto.CompactTextStri
 func (*ClientConfig) ProtoMessage()               {}
 func (*ClientConfig) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
 
+func (m *ClientConfig) GetServerTargets() []string {
+	if m != nil {
+		return m.ServerTargets
+	}
+	return nil
+}
+
+func (m *ClientConfig) GetClientType() ClientType {
+	if m != nil {
+		return m.ClientType
+	}
+	return ClientType_SYNC_CLIENT
+}
+
 func (m *ClientConfig) GetSecurityParams() *SecurityParams {
 	if m != nil {
 		return m.SecurityParams
@@ -446,6 +515,34 @@ func (m *ClientConfig) GetSecurityParams() *SecurityParams {
 	return nil
 }
 
+func (m *ClientConfig) GetOutstandingRpcsPerChannel() int32 {
+	if m != nil {
+		return m.OutstandingRpcsPerChannel
+	}
+	return 0
+}
+
+func (m *ClientConfig) GetClientChannels() int32 {
+	if m != nil {
+		return m.ClientChannels
+	}
+	return 0
+}
+
+func (m *ClientConfig) GetAsyncClientThreads() int32 {
+	if m != nil {
+		return m.AsyncClientThreads
+	}
+	return 0
+}
+
+func (m *ClientConfig) GetRpcType() RpcType {
+	if m != nil {
+		return m.RpcType
+	}
+	return RpcType_UNARY
+}
+
 func (m *ClientConfig) GetLoadParams() *LoadParams {
 	if m != nil {
 		return m.LoadParams
@@ -467,6 +564,20 @@ func (m *ClientConfig) GetHistogramParams() *HistogramParams {
 	return nil
 }
 
+func (m *ClientConfig) GetCoreList() []int32 {
+	if m != nil {
+		return m.CoreList
+	}
+	return nil
+}
+
+func (m *ClientConfig) GetCoreLimit() int32 {
+	if m != nil {
+		return m.CoreLimit
+	}
+	return 0
+}
+
 type ClientStatus struct {
 	Stats *ClientStats `protobuf:"bytes,1,opt,name=stats" json:"stats,omitempty"`
 }
@@ -494,6 +605,13 @@ func (m *Mark) String() string            { return proto.CompactTextString(m) }
 func (*Mark) ProtoMessage()               {}
 func (*Mark) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{9} }
 
+func (m *Mark) GetReset_() bool {
+	if m != nil {
+		return m.Reset_
+	}
+	return false
+}
+
 type ClientArgs struct {
 	// Types that are valid to be assigned to Argtype:
 	//	*ClientArgs_Setup
@@ -627,7 +745,7 @@ type ServerConfig struct {
 	// payload config, used in generic server
 	PayloadConfig *PayloadConfig `protobuf:"bytes,9,opt,name=payload_config,json=payloadConfig" json:"payload_config,omitempty"`
 	// Specify the cores we should run the server on, if desired
-	CoreList []int32 `protobuf:"varint,10,rep,name=core_list,json=coreList" json:"core_list,omitempty"`
+	CoreList []int32 `protobuf:"varint,10,rep,packed,name=core_list,json=coreList" json:"core_list,omitempty"`
 }
 
 func (m *ServerConfig) Reset()                    { *m = ServerConfig{} }
@@ -635,6 +753,13 @@ func (m *ServerConfig) String() string            { return proto.CompactTextStri
 func (*ServerConfig) ProtoMessage()               {}
 func (*ServerConfig) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{11} }
 
+func (m *ServerConfig) GetServerType() ServerType {
+	if m != nil {
+		return m.ServerType
+	}
+	return ServerType_SYNC_SERVER
+}
+
 func (m *ServerConfig) GetSecurityParams() *SecurityParams {
 	if m != nil {
 		return m.SecurityParams
@@ -642,6 +767,27 @@ func (m *ServerConfig) GetSecurityParams() *SecurityParams {
 	return nil
 }
 
+func (m *ServerConfig) GetPort() int32 {
+	if m != nil {
+		return m.Port
+	}
+	return 0
+}
+
+func (m *ServerConfig) GetAsyncServerThreads() int32 {
+	if m != nil {
+		return m.AsyncServerThreads
+	}
+	return 0
+}
+
+func (m *ServerConfig) GetCoreLimit() int32 {
+	if m != nil {
+		return m.CoreLimit
+	}
+	return 0
+}
+
 func (m *ServerConfig) GetPayloadConfig() *PayloadConfig {
 	if m != nil {
 		return m.PayloadConfig
@@ -649,6 +795,13 @@ func (m *ServerConfig) GetPayloadConfig() *PayloadConfig {
 	return nil
 }
 
+func (m *ServerConfig) GetCoreList() []int32 {
+	if m != nil {
+		return m.CoreList
+	}
+	return nil
+}
+
 type ServerArgs struct {
 	// Types that are valid to be assigned to Argtype:
 	//	*ServerArgs_Setup
@@ -790,6 +943,20 @@ func (m *ServerStatus) GetStats() *ServerStats {
 	return nil
 }
 
+func (m *ServerStatus) GetPort() int32 {
+	if m != nil {
+		return m.Port
+	}
+	return 0
+}
+
+func (m *ServerStatus) GetCores() int32 {
+	if m != nil {
+		return m.Cores
+	}
+	return 0
+}
+
 type CoreRequest struct {
 }
 
@@ -808,6 +975,13 @@ func (m *CoreResponse) String() string            { return proto.CompactTextStri
 func (*CoreResponse) ProtoMessage()               {}
 func (*CoreResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{15} }
 
+func (m *CoreResponse) GetCores() int32 {
+	if m != nil {
+		return m.Cores
+	}
+	return 0
+}
+
 type Void struct {
 }
 
@@ -841,6 +1015,13 @@ func (m *Scenario) String() string            { return proto.CompactTextString(m
 func (*Scenario) ProtoMessage()               {}
 func (*Scenario) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{17} }
 
+func (m *Scenario) GetName() string {
+	if m != nil {
+		return m.Name
+	}
+	return ""
+}
+
 func (m *Scenario) GetClientConfig() *ClientConfig {
 	if m != nil {
 		return m.ClientConfig
@@ -848,6 +1029,13 @@ func (m *Scenario) GetClientConfig() *ClientConfig {
 	return nil
 }
 
+func (m *Scenario) GetNumClients() int32 {
+	if m != nil {
+		return m.NumClients
+	}
+	return 0
+}
+
 func (m *Scenario) GetServerConfig() *ServerConfig {
 	if m != nil {
 		return m.ServerConfig
@@ -855,6 +1043,34 @@ func (m *Scenario) GetServerConfig() *ServerConfig {
 	return nil
 }
 
+func (m *Scenario) GetNumServers() int32 {
+	if m != nil {
+		return m.NumServers
+	}
+	return 0
+}
+
+func (m *Scenario) GetWarmupSeconds() int32 {
+	if m != nil {
+		return m.WarmupSeconds
+	}
+	return 0
+}
+
+func (m *Scenario) GetBenchmarkSeconds() int32 {
+	if m != nil {
+		return m.BenchmarkSeconds
+	}
+	return 0
+}
+
+func (m *Scenario) GetSpawnLocalWorkerCount() int32 {
+	if m != nil {
+		return m.SpawnLocalWorkerCount
+	}
+	return 0
+}
+
 // A set of scenarios to be run with qps_json_driver
 type Scenarios struct {
 	Scenarios []*Scenario `protobuf:"bytes,1,rep,name=scenarios" json:"scenarios,omitempty"`
@@ -900,78 +1116,79 @@ func init() {
 func init() { proto.RegisterFile("control.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 1162 bytes of a gzipped FileDescriptorProto
+	// 1179 bytes of a gzipped FileDescriptorProto
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+	0xf4, 0xf7, 0x7d, 0x95, 0xe7, 0x67, 0x5b, 0x53, 0xe5, 0xf6, 0x54, 0xb6, 0xca, 0xcb, 0x6a, 0xb6,
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-	0xc3, 0x51, 0x33, 0xda, 0x3e, 0x1b, 0xee, 0x84, 0xc6, 0xc7, 0xb4, 0xa1, 0x1d, 0x59, 0x6e, 0x15,
+	0x0e, 0x8b, 0x6f, 0xc5, 0x97, 0xe0, 0x26, 0xd9, 0xc2, 0x8e, 0xc5, 0xfc, 0xe8, 0x90, 0x64, 0x0b,
-	0x7b, 0x82, 0xb1, 0xb9, 0xf9, 0xac, 0x4e, 0x30, 0x1c, 0xa9, 0x9e, 0xab, 0xab, 0x48, 0x2c, 0x8b,
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-	0x0c, 0x31, 0x78, 0x06, 0xd6, 0xeb, 0x96, 0xc6, 0x74, 0x8d, 0x75, 0x62, 0x8c, 0xea, 0x07, 0xe7,
+	0x1b, 0xc1, 0xd8, 0xf2, 0xf9, 0xac, 0x22, 0x18, 0x8e, 0x50, 0xcf, 0xd5, 0x2d, 0xe1, 0x8b, 0x2c,
-	0x82, 0xa5, 0xf1, 0x5c, 0x69, 0xb9, 0x42, 0x9a, 0xca, 0xee, 0xaf, 0x1c, 0x0e, 0xfc, 0x1c, 0x7c,
+	0x0d, 0x04, 0x0d, 0x59, 0x32, 0x15, 0x5e, 0x53, 0x63, 0x3a, 0xc6, 0x3a, 0x31, 0x46, 0xf5, 0x83,
-	0x99, 0x45, 0x57, 0x29, 0xfe, 0xa6, 0xc4, 0xf8, 0x33, 0x74, 0xc5, 0xc5, 0x3b, 0x7d, 0x83, 0x22,
+	0x73, 0x49, 0x93, 0x70, 0xae, 0xb4, 0x5c, 0x22, 0x4d, 0x65, 0xf7, 0x96, 0x8e, 0x1c, 0xfc, 0x1a,
-	0x75, 0x55, 0x7e, 0x5f, 0xfb, 0x4f, 0x94, 0xfb, 0x57, 0xed, 0x1d, 0x29, 0x67, 0x30, 0x84, 0xb6,
+	0x3c, 0x91, 0x92, 0xdb, 0x24, 0x88, 0x59, 0x48, 0xe2, 0xe0, 0x96, 0xf1, 0x6b, 0x7d, 0x83, 0x2c,
-	0x4b, 0xb8, 0xc4, 0xb7, 0xbf, 0x2d, 0xdd, 0x42, 0xbf, 0xa1, 0xde, 0xe0, 0x93, 0xb5, 0x7b, 0x5b,
+	0xc9, 0xab, 0xfc, 0x91, 0xf6, 0x9f, 0x2a, 0xf7, 0xaf, 0xda, 0x3b, 0x54, 0x4e, 0x7f, 0x00, 0x4e,
-	0x37, 0xbd, 0x01, 0xee, 0x3f, 0x73, 0x33, 0x4a, 0xb7, 0xfb, 0x0e, 0x78, 0x93, 0xb7, 0xa7, 0xa3,
+	0x9e, 0x70, 0x81, 0x5e, 0x81, 0x23, 0xf2, 0x85, 0x7e, 0x43, 0xdd, 0xfe, 0x17, 0x2b, 0xf7, 0xb6,
-	0x70, 0x74, 0x72, 0x3c, 0x3e, 0x3d, 0xef, 0xdf, 0x21, 0x7d, 0xe8, 0x0c, 0xcb, 0x96, 0xda, 0xfe,
+	0x6e, 0x7c, 0x0f, 0x3c, 0x78, 0x91, 0xcf, 0x28, 0xdd, 0xee, 0x5b, 0xe0, 0x4e, 0x3e, 0x9e, 0x0d,
-	0xb1, 0x6b, 0x82, 0x0a, 0x61, 0x32, 0xa6, 0x6f, 0xc6, 0xb4, 0x4c, 0xb0, 0x96, 0x1a, 0xf1, 0xe1,
+	0x83, 0xe1, 0xe9, 0xc9, 0xe8, 0xec, 0xa2, 0x57, 0x41, 0x3d, 0x68, 0x0f, 0x8a, 0x96, 0xea, 0xc1,
-	0x9e, 0xb1, 0xbc, 0x1c, 0x9f, 0x8e, 0xe9, 0xf1, 0xca, 0x53, 0xdf, 0xff, 0x1c, 0xb6, 0xed, 0xbb,
+	0x49, 0xde, 0x04, 0x25, 0xc2, 0x64, 0x84, 0x3f, 0x8c, 0x70, 0x91, 0x60, 0x2d, 0x55, 0xe4, 0xc1,
-	0x44, 0xda, 0xd0, 0x7c, 0x7d, 0x3a, 0xa4, 0x6f, 0x71, 0x87, 0x2e, 0x5e, 0xea, 0x9c, 0x8e, 0x87,
+	0xb6, 0xb1, 0xbc, 0x1d, 0x9d, 0x8d, 0xf0, 0xc9, 0xd2, 0x53, 0x3b, 0xf8, 0x0a, 0x36, 0xed, 0xbb,
-	0xaf, 0x8e, 0x4f, 0x5f, 0xf6, 0x6b, 0x17, 0x5b, 0xfa, 0x97, 0xf8, 0xdb, 0xbf, 0x03, 0x00, 0x00,
+	0x84, 0x1c, 0x68, 0xbc, 0x3f, 0x1b, 0xe0, 0x8f, 0xbd, 0x0a, 0xea, 0x80, 0x33, 0xb9, 0xc0, 0xa3,
-	0xff, 0xff, 0x75, 0x59, 0xf4, 0x03, 0x4e, 0x0b, 0x00, 0x00,
+	0xc1, 0xbb, 0x93, 0xb3, 0xb7, 0xbd, 0xea, 0x65, 0x53, 0xff, 0x12, 0x7f, 0xff, 0x77, 0x00, 0x00,
+	0x00, 0xff, 0xff, 0x75, 0x59, 0xf4, 0x03, 0x4e, 0x0b, 0x00, 0x00,
 }

benchmark/grpc_testing/messages.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: messages.proto
-// DO NOT EDIT!
 
 package grpc_testing
 
@@ -80,6 +79,20 @@ func (m *Payload) String() string            { return proto.CompactTextString(m)
 func (*Payload) ProtoMessage()               {}
 func (*Payload) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{0} }
 
+func (m *Payload) GetType() PayloadType {
+	if m != nil {
+		return m.Type
+	}
+	return PayloadType_COMPRESSABLE
+}
+
+func (m *Payload) GetBody() []byte {
+	if m != nil {
+		return m.Body
+	}
+	return nil
+}
+
 // A protobuf representation for grpc status. This is used by test
 // clients to specify a status that the server should attempt to return.
 type EchoStatus struct {
@@ -92,6 +105,20 @@ func (m *EchoStatus) String() string            { return proto.CompactTextString
 func (*EchoStatus) ProtoMessage()               {}
 func (*EchoStatus) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{1} }
 
+func (m *EchoStatus) GetCode() int32 {
+	if m != nil {
+		return m.Code
+	}
+	return 0
+}
+
+func (m *EchoStatus) GetMessage() string {
+	if m != nil {
+		return m.Message
+	}
+	return ""
+}
+
 // Unary request.
 type SimpleRequest struct {
 	// Desired payload type in the response from the server.
@@ -117,6 +144,20 @@ func (m *SimpleRequest) String() string            { return proto.CompactTextStr
 func (*SimpleRequest) ProtoMessage()               {}
 func (*SimpleRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{2} }
 
+func (m *SimpleRequest) GetResponseType() PayloadType {
+	if m != nil {
+		return m.ResponseType
+	}
+	return PayloadType_COMPRESSABLE
+}
+
+func (m *SimpleRequest) GetResponseSize() int32 {
+	if m != nil {
+		return m.ResponseSize
+	}
+	return 0
+}
+
 func (m *SimpleRequest) GetPayload() *Payload {
 	if m != nil {
 		return m.Payload
@@ -124,6 +165,27 @@ func (m *SimpleRequest) GetPayload() *Payload {
 	return nil
 }
 
+func (m *SimpleRequest) GetFillUsername() bool {
+	if m != nil {
+		return m.FillUsername
+	}
+	return false
+}
+
+func (m *SimpleRequest) GetFillOauthScope() bool {
+	if m != nil {
+		return m.FillOauthScope
+	}
+	return false
+}
+
+func (m *SimpleRequest) GetResponseCompression() CompressionType {
+	if m != nil {
+		return m.ResponseCompression
+	}
+	return CompressionType_NONE
+}
+
 func (m *SimpleRequest) GetResponseStatus() *EchoStatus {
 	if m != nil {
 		return m.ResponseStatus
@@ -154,6 +216,20 @@ func (m *SimpleResponse) GetPayload() *Payload {
 	return nil
 }
 
+func (m *SimpleResponse) GetUsername() string {
+	if m != nil {
+		return m.Username
+	}
+	return ""
+}
+
+func (m *SimpleResponse) GetOauthScope() string {
+	if m != nil {
+		return m.OauthScope
+	}
+	return ""
+}
+
 // Client-streaming request.
 type StreamingInputCallRequest struct {
 	// Optional input payload sent along with the request.
@@ -183,6 +259,13 @@ func (m *StreamingInputCallResponse) String() string            { return proto.C
 func (*StreamingInputCallResponse) ProtoMessage()               {}
 func (*StreamingInputCallResponse) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{5} }
 
+func (m *StreamingInputCallResponse) GetAggregatedPayloadSize() int32 {
+	if m != nil {
+		return m.AggregatedPayloadSize
+	}
+	return 0
+}
+
 // Configuration for a particular response.
 type ResponseParameters struct {
 	// Desired payload sizes in responses from the server.
@@ -198,6 +281,20 @@ func (m *ResponseParameters) String() string            { return proto.CompactTe
 func (*ResponseParameters) ProtoMessage()               {}
 func (*ResponseParameters) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{6} }
 
+func (m *ResponseParameters) GetSize() int32 {
+	if m != nil {
+		return m.Size
+	}
+	return 0
+}
+
+func (m *ResponseParameters) GetIntervalUs() int32 {
+	if m != nil {
+		return m.IntervalUs
+	}
+	return 0
+}
+
 // Server-streaming request.
 type StreamingOutputCallRequest struct {
 	// Desired payload type in the response from the server.
@@ -220,6 +317,13 @@ func (m *StreamingOutputCallRequest) String() string            { return proto.C
 func (*StreamingOutputCallRequest) ProtoMessage()               {}
 func (*StreamingOutputCallRequest) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{7} }
 
+func (m *StreamingOutputCallRequest) GetResponseType() PayloadType {
+	if m != nil {
+		return m.ResponseType
+	}
+	return PayloadType_COMPRESSABLE
+}
+
 func (m *StreamingOutputCallRequest) GetResponseParameters() []*ResponseParameters {
 	if m != nil {
 		return m.ResponseParameters
@@ -234,6 +338,13 @@ func (m *StreamingOutputCallRequest) GetPayload() *Payload {
 	return nil
 }
 
+func (m *StreamingOutputCallRequest) GetResponseCompression() CompressionType {
+	if m != nil {
+		return m.ResponseCompression
+	}
+	return CompressionType_NONE
+}
+
 func (m *StreamingOutputCallRequest) GetResponseStatus() *EchoStatus {
 	if m != nil {
 		return m.ResponseStatus
@@ -270,12 +381,19 @@ func (m *ReconnectParams) String() string            { return proto.CompactTextS
 func (*ReconnectParams) ProtoMessage()               {}
 func (*ReconnectParams) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{9} }
 
+func (m *ReconnectParams) GetMaxReconnectBackoffMs() int32 {
+	if m != nil {
+		return m.MaxReconnectBackoffMs
+	}
+	return 0
+}
+
 // For reconnect interop test only.
 // Server tells client whether its reconnects are following the spec and the
 // reconnect backoffs it saw.
 type ReconnectInfo struct {
 	Passed    bool    `protobuf:"varint,1,opt,name=passed" json:"passed,omitempty"`
-	BackoffMs []int32 `protobuf:"varint,2,rep,name=backoff_ms,json=backoffMs" json:"backoff_ms,omitempty"`
+	BackoffMs []int32 `protobuf:"varint,2,rep,packed,name=backoff_ms,json=backoffMs" json:"backoff_ms,omitempty"`
 }
 
 func (m *ReconnectInfo) Reset()                    { *m = ReconnectInfo{} }
@@ -283,6 +401,20 @@ func (m *ReconnectInfo) String() string            { return proto.CompactTextStr
 func (*ReconnectInfo) ProtoMessage()               {}
 func (*ReconnectInfo) Descriptor() ([]byte, []int) { return fileDescriptor1, []int{10} }
 
+func (m *ReconnectInfo) GetPassed() bool {
+	if m != nil {
+		return m.Passed
+	}
+	return false
+}
+
+func (m *ReconnectInfo) GetBackoffMs() []int32 {
+	if m != nil {
+		return m.BackoffMs
+	}
+	return nil
+}
+
 func init() {
 	proto.RegisterType((*Payload)(nil), "grpc.testing.Payload")
 	proto.RegisterType((*EchoStatus)(nil), "grpc.testing.EchoStatus")
@@ -302,46 +434,46 @@ func init() {
 func init() { proto.RegisterFile("messages.proto", fileDescriptor1) }
 
 var fileDescriptor1 = []byte{
-	// 645 bytes of a gzipped FileDescriptorProto
+	// 652 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xcc, 0x55, 0x4d, 0x6f, 0xd3, 0x40,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xcc, 0x55, 0x4d, 0x6f, 0xd3, 0x40,
-	0x10, 0x25, 0xdf, 0xe9, 0x24, 0x4d, 0xa3, 0x85, 0x82, 0x5b, 0x54, 0x51, 0x99, 0x4b, 0x55, 0x89,
+	0x10, 0xc5, 0xf9, 0xee, 0x24, 0x4d, 0xa3, 0x85, 0x82, 0x5b, 0x54, 0x11, 0x99, 0x4b, 0x54, 0x89,
-	0x20, 0x15, 0x09, 0x24, 0x0e, 0xa0, 0xb4, 0x4d, 0x51, 0x50, 0x9b, 0x84, 0x75, 0x7b, 0xe1, 0x62,
+	0x20, 0x05, 0x09, 0x24, 0x0e, 0xa0, 0xb4, 0x4d, 0x51, 0x50, 0x9a, 0x84, 0x75, 0x7b, 0xe1, 0x62,
-	0x6d, 0x9c, 0x4d, 0x1a, 0x11, 0x7b, 0x8d, 0x77, 0x8d, 0x28, 0x07, 0xee, 0xfc, 0x60, 0xee, 0xec,
+	0x6d, 0x9c, 0x8d, 0x6b, 0x11, 0x7b, 0x8d, 0x77, 0x8d, 0x9a, 0x1e, 0xb8, 0xf3, 0x83, 0xb9, 0xa3,
-	0xae, 0xbd, 0x8e, 0xd3, 0xf6, 0xd0, 0xc2, 0x85, 0xdb, 0xce, 0xcc, 0x9b, 0x97, 0x79, 0x33, 0xcf,
+	0x5d, 0x7f, 0xc4, 0x69, 0x7b, 0x68, 0xe1, 0xc2, 0x6d, 0xf7, 0xed, 0x9b, 0x97, 0x79, 0x33, 0xcf,
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+	0x28, 0x89, 0x55, 0x40, 0x75, 0xad, 0xad, 0x75, 0x9a, 0xbd, 0xbd, 0x6e, 0x9e, 0xd7, 0x4d, 0x48,
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+	0xe7, 0xab, 0x80, 0x62, 0x45, 0x43, 0x08, 0x4a, 0x33, 0x36, 0x5f, 0xe9, 0x85, 0xb6, 0xd6, 0x69,
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+	0x60, 0x75, 0x36, 0xde, 0x03, 0x0c, 0xec, 0x4b, 0x66, 0x0a, 0x22, 0x22, 0x2e, 0x19, 0x36, 0x9b,
-	0x12, 0xc2, 0x0a, 0xd6, 0x6f, 0x64, 0x41, 0x2d, 0x9d, 0x47, 0x37, 0xae, 0x61, 0x13, 0xda, 0xbf,
+	0xc7, 0x82, 0x65, 0xac, 0xce, 0x48, 0x87, 0x6a, 0xd2, 0x8f, 0x2a, 0xdc, 0xc2, 0xe9, 0xd5, 0xf8,
-	0x4a, 0xb0, 0xee, 0xcc, 0xfd, 0x70, 0x41, 0x31, 0xfd, 0x1a, 0xcb, 0x9f, 0x45, 0xef, 0x60, 0x3d,
+	0x55, 0x84, 0x6d, 0xd3, 0xf5, 0x82, 0x25, 0xc5, 0xf4, 0x7b, 0x44, 0xb9, 0x40, 0x1f, 0x60, 0x3b,
-	0xa2, 0x3c, 0x64, 0x01, 0xa7, 0xee, 0xdd, 0x26, 0x6b, 0x1a, 0xbc, 0x8a, 0xd0, 0xf3, 0x5c, 0x3f,
+	0xa4, 0x3c, 0x60, 0x3e, 0xa7, 0xd6, 0xfd, 0x3a, 0x6b, 0xa4, 0x7c, 0x79, 0x43, 0x2f, 0x73, 0xf5,
-	0x9f, 0xff, 0x48, 0x7e, 0xb1, 0xb2, 0x04, 0x39, 0x32, 0x87, 0x5e, 0x42, 0x2d, 0x4c, 0x18, 0xac,
+	0xdc, 0xbd, 0x8e, 0x7f, 0xb1, 0xbc, 0x26, 0x99, 0xee, 0x35, 0x45, 0xaf, 0xa1, 0x1a, 0xc4, 0x0a,
-	0x92, 0x2c, 0x37, 0x0e, 0x36, 0x6f, 0xa5, 0xc7, 0x06, 0xa5, 0x58, 0xa7, 0xf3, 0xc5, 0xc2, 0x8d,
+	0x7a, 0xb1, 0xad, 0x75, 0xea, 0xbd, 0xdd, 0x3b, 0xe5, 0x71, 0xca, 0x92, 0xaa, 0x0b, 0x77, 0xb9,
-	0x39, 0x8d, 0x02, 0xe2, 0x53, 0xab, 0x2c, 0xdb, 0xea, 0xb8, 0xa9, 0x92, 0x17, 0x69, 0x0e, 0xed,
+	0xb4, 0x22, 0x4e, 0x43, 0x9f, 0x78, 0x54, 0x2f, 0xb5, 0xb5, 0x4e, 0x0d, 0x37, 0x24, 0x78, 0x91,
-	0x41, 0x5b, 0x83, 0x18, 0x89, 0xc5, 0xa5, 0xcb, 0x3d, 0x26, 0xa7, 0xaf, 0x68, 0x5c, 0x4b, 0xe5,
+	0x60, 0xa8, 0x03, 0x2d, 0x45, 0x62, 0x24, 0x12, 0x97, 0x16, 0xb7, 0x59, 0x40, 0xf5, 0xb2, 0xe2,
-	0x87, 0x2a, 0xed, 0xa8, 0x2c, 0x1a, 0xc1, 0xa3, 0x6c, 0x48, 0x8f, 0xf9, 0xa1, 0x0c, 0xf8, 0x9c,
+	0x35, 0x25, 0x3e, 0x91, 0xb0, 0x29, 0x51, 0x34, 0x85, 0x27, 0x59, 0x93, 0x36, 0xf3, 0x82, 0x90,
-	0x05, 0x56, 0x55, 0x6b, 0xdd, 0x59, 0x1d, 0xe6, 0x68, 0x09, 0xd0, 0x7a, 0x1f, 0x9a, 0xd6, 0x5c,
+	0x72, 0xee, 0x32, 0x5f, 0xaf, 0x28, 0xaf, 0x07, 0x9b, 0xcd, 0x1c, 0xaf, 0x09, 0xca, 0xef, 0xe3,
-	0x01, 0x75, 0x61, 0x63, 0x29, 0x5b, 0x5f, 0xc2, 0xaa, 0x69, 0x65, 0xd6, 0x2a, 0xd9, 0xf2, 0x52,
+	0xb4, 0x34, 0xf7, 0x80, 0xfa, 0xb0, 0xb3, 0xb6, 0xad, 0x36, 0xa1, 0x57, 0x95, 0x33, 0x7d, 0x53,
-	0xb8, 0x95, 0xad, 0x44, 0xc7, 0xf6, 0x4f, 0x68, 0x99, 0x53, 0x24, 0xf9, 0xfc, 0x9a, 0x0a, 0x77,
+	0x6c, 0xbd, 0x29, 0xdc, 0xcc, 0x46, 0xa2, 0xee, 0xc6, 0x4f, 0x68, 0xa6, 0xab, 0x88, 0xf1, 0xfc,
-	0x5a, 0xd3, 0x36, 0xd4, 0xb3, 0x0d, 0x25, 0x97, 0xce, 0x62, 0xf4, 0x0c, 0x1a, 0xf9, 0xc5, 0x94,
+	0x98, 0xb4, 0x7b, 0x8d, 0x69, 0x1f, 0x6a, 0xd9, 0x84, 0xe2, 0x4d, 0x67, 0x77, 0xf4, 0x02, 0xea,
-	0x74, 0x19, 0x58, 0xb6, 0x14, 0xe9, 0xca, 0x2d, 0x47, 0x44, 0x94, 0xf8, 0x92, 0xba, 0x1f, 0x84,
+	0xf9, 0xc1, 0x14, 0xd5, 0x33, 0xb0, 0x6c, 0x28, 0xc6, 0x08, 0xf6, 0x4c, 0x11, 0x52, 0xe2, 0xb9,
-	0xb1, 0x38, 0x22, 0x8b, 0x85, 0xb1, 0xc5, 0x7d, 0x47, 0xb1, 0xcf, 0x61, 0xfb, 0x36, 0xb6, 0x54,
+	0xbe, 0x33, 0xf4, 0x83, 0x48, 0x1c, 0x93, 0xe5, 0x32, 0x8d, 0xc5, 0x43, 0x5b, 0x31, 0xce, 0x61,
-	0xd9, 0x6b, 0x78, 0x42, 0x66, 0xb3, 0x88, 0xce, 0x88, 0xa0, 0x13, 0x37, 0xed, 0x49, 0xfc, 0x92,
+	0xff, 0x2e, 0xb5, 0xc4, 0xd9, 0x5b, 0x78, 0x46, 0x1c, 0x27, 0xa4, 0x0e, 0x11, 0x74, 0x6e, 0x25,
-	0x18, 0x77, 0x73, 0x59, 0x4e, 0xa9, 0x95, 0x71, 0xec, 0x3e, 0x20, 0xc3, 0x31, 0x22, 0x91, 0x94,
+	0x35, 0x71, 0x5e, 0xe2, 0xe0, 0xee, 0xae, 0x9f, 0x13, 0x69, 0x19, 0x1c, 0x63, 0x08, 0x28, 0xd5,
-	0x25, 0x68, 0xa4, 0x3d, 0x9f, 0x6b, 0xd5, 0x6f, 0x25, 0x77, 0x1e, 0xc8, 0xea, 0x37, 0xa2, 0x5c,
+	0x98, 0x92, 0x90, 0x78, 0x54, 0xd0, 0x50, 0x65, 0x3e, 0x57, 0xaa, 0xce, 0xd2, 0xae, 0xeb, 0x0b,
-	0x93, 0xba, 0x10, 0x4c, 0xea, 0x82, 0xdb, 0xbf, 0x8b, 0xb9, 0x09, 0x87, 0xb1, 0xb8, 0x26, 0xf8,
+	0x1a, 0xfe, 0x20, 0x32, 0x35, 0x49, 0x0a, 0x21, 0x85, 0x2e, 0xb8, 0xf1, 0xbb, 0x90, 0xeb, 0x70,
-	0x5f, 0xbf, 0x83, 0x4f, 0x90, 0xf9, 0x44, 0xea, 0x33, 0xa3, 0xca, 0x39, 0x4a, 0x72, 0x79, 0xbb,
+	0x12, 0x89, 0x1b, 0x86, 0xff, 0xf5, 0x3b, 0xf8, 0x02, 0x59, 0x4e, 0xac, 0x20, 0x6b, 0x55, 0x2f,
-	0xab, 0x2c, 0x37, 0x25, 0x61, 0x14, 0xdd, 0x94, 0x79, 0xef, 0xaf, 0xe6, 0xbf, 0xb4, 0xf9, 0x00,
+	0xb4, 0x8b, 0x9d, 0x7a, 0xaf, 0xbd, 0xa9, 0x72, 0xdb, 0x12, 0x46, 0xe1, 0x6d, 0x9b, 0x0f, 0xfe,
-	0x9e, 0xde, 0xba, 0xf6, 0xbf, 0xf4, 0xbc, 0xfd, 0x11, 0x36, 0x30, 0xf5, 0x58, 0x10, 0x50, 0x4f,
+	0x6a, 0xfe, 0xcb, 0x98, 0x8f, 0xe1, 0xf9, 0x9d, 0x63, 0xff, 0xcb, 0xcc, 0x1b, 0x9f, 0x61, 0x07,
-	0xe8, 0x65, 0x71, 0xf4, 0x06, 0x2c, 0x9f, 0x7c, 0x77, 0x23, 0x93, 0x76, 0xc7, 0xc4, 0xfb, 0xc2,
+	0x53, 0x9b, 0xf9, 0x3e, 0xb5, 0x85, 0x1a, 0x16, 0x47, 0xef, 0x40, 0xf7, 0xc8, 0x95, 0x15, 0xa6,
-	0xa6, 0x53, 0xd7, 0xe7, 0xc6, 0x5e, 0xb2, 0x9e, 0x75, 0x1d, 0x26, 0xd5, 0x33, 0x6e, 0x9f, 0xc0,
+	0xb0, 0x35, 0x23, 0xf6, 0x37, 0xb6, 0x58, 0x58, 0x1e, 0x4f, 0xe3, 0xe5, 0x91, 0xab, 0xac, 0xea,
-	0x7a, 0x96, 0xed, 0x07, 0x53, 0x86, 0x1e, 0x43, 0x35, 0x24, 0x9c, 0xd3, 0x64, 0x98, 0x3a, 0x4e,
+	0x28, 0x7e, 0x3d, 0xe3, 0xc6, 0x29, 0x6c, 0x67, 0xe8, 0xd0, 0x5f, 0x30, 0xf4, 0x14, 0x2a, 0x01,
-	0x23, 0xb4, 0x03, 0x90, 0xe3, 0x54, 0x47, 0xad, 0xe0, 0xb5, 0xb1, 0xe1, 0xd9, 0x7f, 0x0f, 0x8d,
+	0xe1, 0x9c, 0xc6, 0xcd, 0xd4, 0x70, 0x72, 0x43, 0x07, 0x00, 0x39, 0x4d, 0xb9, 0xd4, 0x32, 0xde,
-	0x9c, 0x33, 0x50, 0x1b, 0x9a, 0x47, 0xc3, 0xb3, 0x11, 0xee, 0x39, 0x4e, 0xf7, 0xf0, 0xb4, 0xd7,
+	0x9a, 0xa5, 0x3a, 0x87, 0x1f, 0xa1, 0x9e, 0x4b, 0x06, 0x6a, 0x41, 0xe3, 0x78, 0x72, 0x36, 0xc5,
-	0x7e, 0x20, 0x1d, 0xdb, 0xba, 0x18, 0xac, 0xe4, 0x0a, 0x08, 0xa0, 0x8a, 0xbb, 0x83, 0xe3, 0xe1,
+	0x03, 0xd3, 0xec, 0x1f, 0x8d, 0x06, 0xad, 0x47, 0x08, 0x41, 0xf3, 0x62, 0xbc, 0x81, 0x69, 0x08,
-	0x59, 0xbb, 0xb8, 0x7f, 0x00, 0x1b, 0xd7, 0xee, 0x81, 0xea, 0x50, 0x1e, 0x0c, 0x07, 0xaa, 0x59,
+	0xa0, 0x82, 0xfb, 0xe3, 0x93, 0xc9, 0x59, 0xab, 0x70, 0xd8, 0x83, 0x9d, 0x1b, 0xfb, 0x40, 0x35,
-	0xbe, 0x3e, 0x7c, 0xee, 0x8f, 0x64, 0x4b, 0x03, 0x6a, 0xc7, 0xbd, 0x93, 0xd3, 0xee, 0x79, 0xaf,
+	0x28, 0x8d, 0x27, 0x63, 0x59, 0x5c, 0x83, 0xd2, 0xa7, 0xaf, 0xc3, 0x69, 0x4b, 0x43, 0x75, 0xa8,
-	0x5d, 0x1c, 0x57, 0xf5, 0x5f, 0xcd, 0xab, 0x3f, 0x01, 0x00, 0x00, 0xff, 0xff, 0xc2, 0x6a, 0xce,
+	0x9e, 0x0c, 0x4e, 0x47, 0xfd, 0xf3, 0x41, 0xab, 0x30, 0xab, 0xa8, 0xbf, 0x9a, 0x37, 0x7f, 0x02,
-	0x1e, 0x7c, 0x06, 0x00, 0x00,
+	0x00, 0x00, 0xff, 0xff, 0xc2, 0x6a, 0xce, 0x1e, 0x7c, 0x06, 0x00, 0x00,
 }

benchmark/grpc_testing/payloads.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: payloads.proto
-// DO NOT EDIT!
 
 package grpc_testing
 
@@ -23,6 +22,20 @@ func (m *ByteBufferParams) String() string            { return proto.CompactText
 func (*ByteBufferParams) ProtoMessage()               {}
 func (*ByteBufferParams) Descriptor() ([]byte, []int) { return fileDescriptor2, []int{0} }
 
+func (m *ByteBufferParams) GetReqSize() int32 {
+	if m != nil {
+		return m.ReqSize
+	}
+	return 0
+}
+
+func (m *ByteBufferParams) GetRespSize() int32 {
+	if m != nil {
+		return m.RespSize
+	}
+	return 0
+}
+
 type SimpleProtoParams struct {
 	ReqSize  int32 `protobuf:"varint,1,opt,name=req_size,json=reqSize" json:"req_size,omitempty"`
 	RespSize int32 `protobuf:"varint,2,opt,name=resp_size,json=respSize" json:"resp_size,omitempty"`
@@ -33,6 +46,20 @@ func (m *SimpleProtoParams) String() string            { return proto.CompactTex
 func (*SimpleProtoParams) ProtoMessage()               {}
 func (*SimpleProtoParams) Descriptor() ([]byte, []int) { return fileDescriptor2, []int{1} }
 
+func (m *SimpleProtoParams) GetReqSize() int32 {
+	if m != nil {
+		return m.ReqSize
+	}
+	return 0
+}
+
+func (m *SimpleProtoParams) GetRespSize() int32 {
+	if m != nil {
+		return m.RespSize
+	}
+	return 0
+}
+
 type ComplexProtoParams struct {
 }
 
@@ -203,21 +230,21 @@ func init() {
 func init() { proto.RegisterFile("payloads.proto", fileDescriptor2) }
 
 var fileDescriptor2 = []byte{
-	// 250 bytes of a gzipped FileDescriptorProto
+	// 254 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x2b, 0x48, 0xac, 0xcc,
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+	0xc8, 0x31, 0x81, 0xe5, 0x38, 0x40, 0x02, 0x20, 0x49, 0x25, 0x6f, 0x2e, 0xc1, 0xe0, 0xcc, 0xdc,
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+	0xa6, 0x0b, 0xb9, 0x73, 0xf1, 0x25, 0x55, 0x96, 0xa4, 0x26, 0x95, 0xa6, 0xc5, 0x17, 0x80, 0xd5,
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+	0x80, 0x6d, 0xe1, 0x36, 0x92, 0xd3, 0x43, 0xf6, 0xa7, 0x1e, 0xba, 0x27, 0x3d, 0x18, 0x82, 0x78,
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+	0xa1, 0xfa, 0xa0, 0x0e, 0x75, 0xe3, 0xe2, 0x2d, 0x06, 0xbb, 0x1e, 0x66, 0x0e, 0x13, 0xd8, 0x1c,
-	0x0c, 0x0f, 0x02, 0x0d, 0xe2, 0x81, 0xe8, 0x83, 0x9a, 0xe3, 0xc9, 0xc5, 0x97, 0x0c, 0x71, 0x38,
+	0x79, 0x54, 0x73, 0x30, 0x3c, 0xe8, 0xc1, 0x10, 0xc4, 0x03, 0xd1, 0x07, 0x35, 0xc7, 0x93, 0x8b,
-	0xcc, 0x20, 0x66, 0xb0, 0x41, 0x0a, 0xa8, 0x06, 0x61, 0x7a, 0x0e, 0xe4, 0x24, 0xa8, 0x4e, 0x88,
+	0x2f, 0x19, 0xe2, 0x70, 0x98, 0x41, 0xcc, 0x60, 0x83, 0x14, 0x50, 0x0d, 0xc2, 0xf4, 0x1c, 0xc8,
-	0x80, 0x13, 0x27, 0x17, 0x3b, 0x34, 0xf2, 0x92, 0xd8, 0xc0, 0x91, 0x67, 0x0c, 0x08, 0x00, 0x00,
+	0x49, 0x50, 0x9d, 0x10, 0x01, 0x27, 0x4e, 0x2e, 0x76, 0x68, 0xe4, 0x25, 0xb1, 0x81, 0x23, 0xcf,
-	0xff, 0xff, 0xb0, 0x8c, 0x18, 0x4e, 0xce, 0x01, 0x00, 0x00,
+	0x18, 0x10, 0x00, 0x00, 0xff, 0xff, 0xb0, 0x8c, 0x18, 0x4e, 0xce, 0x01, 0x00, 0x00,
 }

benchmark/grpc_testing/services.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: services.proto
-// DO NOT EDIT!
 
 package grpc_testing
 
@@ -423,21 +422,21 @@ var _WorkerService_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("services.proto", fileDescriptor3) }
 
 var fileDescriptor3 = []byte{
-	// 254 bytes of a gzipped FileDescriptorProto
+	// 255 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xa4, 0x91, 0xc1, 0x4a, 0xc4, 0x30,
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+	0x27, 0xa9, 0xa6, 0xd6, 0x7f, 0x37, 0x9f, 0xd0, 0xbd, 0x9a, 0x4c, 0xf6, 0x72, 0xb8, 0xb9, 0xe6,
-	0xe6, 0x2f, 0x00, 0x00, 0xff, 0xff, 0x3b, 0x84, 0x02, 0xe3, 0x0c, 0x02, 0x00, 0x00,
+	0xd5, 0x4f, 0x00, 0x00, 0x00, 0xff, 0xff, 0x3b, 0x84, 0x02, 0xe3, 0x0c, 0x02, 0x00, 0x00,
 }

benchmark/grpc_testing/stats.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: stats.proto
-// DO NOT EDIT!
 
 package grpc_testing
 
@@ -28,6 +27,27 @@ func (m *ServerStats) String() string            { return proto.CompactTextStrin
 func (*ServerStats) ProtoMessage()               {}
 func (*ServerStats) Descriptor() ([]byte, []int) { return fileDescriptor4, []int{0} }
 
+func (m *ServerStats) GetTimeElapsed() float64 {
+	if m != nil {
+		return m.TimeElapsed
+	}
+	return 0
+}
+
+func (m *ServerStats) GetTimeUser() float64 {
+	if m != nil {
+		return m.TimeUser
+	}
+	return 0
+}
+
+func (m *ServerStats) GetTimeSystem() float64 {
+	if m != nil {
+		return m.TimeSystem
+	}
+	return 0
+}
+
 // Histogram params based on grpc/support/histogram.c
 type HistogramParams struct {
 	Resolution  float64 `protobuf:"fixed64,1,opt,name=resolution" json:"resolution,omitempty"`
@@ -39,9 +59,23 @@ func (m *HistogramParams) String() string            { return proto.CompactTextS
 func (*HistogramParams) ProtoMessage()               {}
 func (*HistogramParams) Descriptor() ([]byte, []int) { return fileDescriptor4, []int{1} }
 
+func (m *HistogramParams) GetResolution() float64 {
+	if m != nil {
+		return m.Resolution
+	}
+	return 0
+}
+
+func (m *HistogramParams) GetMaxPossible() float64 {
+	if m != nil {
+		return m.MaxPossible
+	}
+	return 0
+}
+
 // Histogram data based on grpc/support/histogram.c
 type HistogramData struct {
-	Bucket       []uint32 `protobuf:"varint,1,rep,name=bucket" json:"bucket,omitempty"`
+	Bucket       []uint32 `protobuf:"varint,1,rep,packed,name=bucket" json:"bucket,omitempty"`
 	MinSeen      float64  `protobuf:"fixed64,2,opt,name=min_seen,json=minSeen" json:"min_seen,omitempty"`
 	MaxSeen      float64  `protobuf:"fixed64,3,opt,name=max_seen,json=maxSeen" json:"max_seen,omitempty"`
 	Sum          float64  `protobuf:"fixed64,4,opt,name=sum" json:"sum,omitempty"`
@@ -54,6 +88,48 @@ func (m *HistogramData) String() string            { return proto.CompactTextStr
 func (*HistogramData) ProtoMessage()               {}
 func (*HistogramData) Descriptor() ([]byte, []int) { return fileDescriptor4, []int{2} }
 
+func (m *HistogramData) GetBucket() []uint32 {
+	if m != nil {
+		return m.Bucket
+	}
+	return nil
+}
+
+func (m *HistogramData) GetMinSeen() float64 {
+	if m != nil {
+		return m.MinSeen
+	}
+	return 0
+}
+
+func (m *HistogramData) GetMaxSeen() float64 {
+	if m != nil {
+		return m.MaxSeen
+	}
+	return 0
+}
+
+func (m *HistogramData) GetSum() float64 {
+	if m != nil {
+		return m.Sum
+	}
+	return 0
+}
+
+func (m *HistogramData) GetSumOfSquares() float64 {
+	if m != nil {
+		return m.SumOfSquares
+	}
+	return 0
+}
+
+func (m *HistogramData) GetCount() float64 {
+	if m != nil {
+		return m.Count
+	}
+	return 0
+}
+
 type ClientStats struct {
 	// Latency histogram. Data points are in nanoseconds.
 	Latencies *HistogramData `protobuf:"bytes,1,opt,name=latencies" json:"latencies,omitempty"`
@@ -75,6 +151,27 @@ func (m *ClientStats) GetLatencies() *HistogramData {
 	return nil
 }
 
+func (m *ClientStats) GetTimeElapsed() float64 {
+	if m != nil {
+		return m.TimeElapsed
+	}
+	return 0
+}
+
+func (m *ClientStats) GetTimeUser() float64 {
+	if m != nil {
+		return m.TimeUser
+	}
+	return 0
+}
+
+func (m *ClientStats) GetTimeSystem() float64 {
+	if m != nil {
+		return m.TimeSystem
+	}
+	return 0
+}
+
 func init() {
 	proto.RegisterType((*ServerStats)(nil), "grpc.testing.ServerStats")
 	proto.RegisterType((*HistogramParams)(nil), "grpc.testing.HistogramParams")
@@ -85,27 +182,27 @@ func init() {
 func init() { proto.RegisterFile("stats.proto", fileDescriptor4) }
 
 var fileDescriptor4 = []byte{
-	// 342 bytes of a gzipped FileDescriptorProto
+	// 341 bytes of a gzipped FileDescriptorProto
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+	0xc9, 0xb8, 0xef, 0x69, 0xf3, 0xc8, 0x4e, 0xe0, 0x2f, 0x39, 0x99, 0xeb, 0x4d, 0x4e, 0x8f, 0x8e,
-	0x96, 0xf6, 0xb4, 0xe1, 0xc0, 0x99, 0x13, 0x4b, 0xaf, 0xd7, 0x49, 0xcb, 0xc4, 0x3f, 0x18, 0x64,
+	0x1b, 0xa4, 0x78, 0xe0, 0xe5, 0x84, 0x9c, 0xbc, 0xd9, 0x64, 0x2d, 0x63, 0x7b, 0x30, 0x28, 0xb4,
-	0xa6, 0xd6, 0x1c, 0x0e, 0x9d, 0xd9, 0x8a, 0xe8, 0xd9, 0x83, 0xe0, 0x3c, 0x57, 0xa8, 0xb9, 0xfd,
+	0x53, 0x36, 0x1e, 0x7a, 0xd9, 0x1e, 0x92, 0x97, 0x00, 0xa2, 0x8b, 0x52, 0xa0, 0xb2, 0xed, 0x47,
-	0xe9, 0x67, 0x30, 0xce, 0x25, 0xa3, 0xce, 0x94, 0x6d, 0xd3, 0xec, 0x1f, 0x9c, 0xcc, 0xe2, 0xdd,
+	0x3f, 0x87, 0x71, 0xc9, 0x2d, 0xaa, 0x42, 0x20, 0xf9, 0xfd, 0xa3, 0xd3, 0x59, 0xba, 0xdb, 0x52,
-	0x94, 0xe2, 0x0f, 0xbb, 0x2d, 0xdf, 0xab, 0xbf, 0xe4, 0xd5, 0xfb, 0x21, 0x2f, 0xff, 0xfb, 0xbc,
+	0xfa, 0x69, 0xb7, 0xd5, 0x47, 0xfa, 0x5b, 0x5f, 0xbd, 0x5f, 0xfa, 0x0a, 0x7f, 0xee, 0xab, 0xff,
-	0xfa, 0x9f, 0xf3, 0x5a, 0x0d, 0xdd, 0xa5, 0x39, 0x7d, 0x0d, 0x00, 0x00, 0xff, 0xff, 0xea, 0x75,
+	0xb5, 0xaf, 0xf5, 0xd0, 0xff, 0x34, 0x67, 0x6f, 0x01, 0x00, 0x00, 0xff, 0xff, 0xea, 0x75, 0x34,
-	0x34, 0x90, 0x43, 0x02, 0x00, 0x00,
+	0x90, 0x43, 0x02, 0x00, 0x00,
 }

codes/code_string.go

@@ -1,4 +1,4 @@
-// generated by stringer -type=Code; DO NOT EDIT
+// Code generated by "stringer -type=Code"; DO NOT EDIT.
 
 package codes
 
@@ -9,7 +9,7 @@ const _Code_name = "OKCanceledUnknownInvalidArgumentDeadlineExceededNotFoundAlre
 var _Code_index = [...]uint8{0, 2, 10, 17, 32, 48, 56, 69, 85, 102, 120, 127, 137, 150, 158, 169, 177, 192}
 
 func (i Code) String() string {
-	if i+1 >= Code(len(_Code_index)) {
+	if i >= Code(len(_Code_index)-1) {
 		return fmt.Sprintf("Code(%d)", i)
 	}
 	return _Code_name[_Code_index[i]:_Code_index[i+1]]

examples/helloworld/greeter_server/main.go

@@ -16,6 +16,8 @@
  *
  */
 
+//go:generate protoc -I ../helloworld --go_out=plugins=grpc:../helloworld ../helloworld/helloworld.proto
+
 package main
 
 import (

examples/helloworld/helloworld/helloworld.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: helloworld.proto
-// DO NOT EDIT!
 
 /*
 Package helloworld is a generated protocol buffer package.
@@ -44,6 +43,13 @@ func (m *HelloRequest) String() string            { return proto.CompactTextStri
 func (*HelloRequest) ProtoMessage()               {}
 func (*HelloRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
+func (m *HelloRequest) GetName() string {
+	if m != nil {
+		return m.Name
+	}
+	return ""
+}
+
 // The response message containing the greetings
 type HelloReply struct {
 	Message string `protobuf:"bytes,1,opt,name=message" json:"message,omitempty"`
@@ -54,6 +60,13 @@ func (m *HelloReply) String() string            { return proto.CompactTextString
 func (*HelloReply) ProtoMessage()               {}
 func (*HelloReply) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
+func (m *HelloReply) GetMessage() string {
+	if m != nil {
+		return m.Message
+	}
+	return ""
+}
+
 func init() {
 	proto.RegisterType((*HelloRequest)(nil), "helloworld.HelloRequest")
 	proto.RegisterType((*HelloReply)(nil), "helloworld.HelloReply")
@@ -136,16 +149,16 @@ var _Greeter_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("helloworld.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 174 bytes of a gzipped FileDescriptorProto
+	// 175 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0x12, 0xc8, 0x48, 0xcd, 0xc9,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x12, 0xc8, 0x48, 0xcd, 0xc9,
 	0xc9, 0x2f, 0xcf, 0x2f, 0xca, 0x49, 0xd1, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0xe2, 0x42, 0x88,
 	0x28, 0x29, 0x71, 0xf1, 0x78, 0x80, 0x78, 0x41, 0xa9, 0x85, 0xa5, 0xa9, 0xc5, 0x25, 0x42, 0x42,
 	0x5c, 0x2c, 0x79, 0x89, 0xb9, 0xa9, 0x12, 0x8c, 0x0a, 0x8c, 0x1a, 0x9c, 0x41, 0x60, 0xb6, 0x92,
 	0x1a, 0x17, 0x17, 0x54, 0x4d, 0x41, 0x4e, 0xa5, 0x90, 0x04, 0x17, 0x7b, 0x6e, 0x6a, 0x71, 0x71,
 	0x62, 0x3a, 0x4c, 0x11, 0x8c, 0x6b, 0xe4, 0xc9, 0xc5, 0xee, 0x5e, 0x94, 0x9a, 0x5a, 0x92, 0x5a,
 	0x24, 0x64, 0xc7, 0xc5, 0x11, 0x9c, 0x58, 0x09, 0xd6, 0x25, 0x24, 0xa1, 0x87, 0xe4, 0x02, 0x64,
-	0xcb, 0xa4, 0xc4, 0xb0, 0xc8, 0x00, 0xad, 0x50, 0x62, 0x70, 0x32, 0xe0, 0x92, 0xce, 0xcc, 0xd7,
+	0xcb, 0xa4, 0xc4, 0xb0, 0xc8, 0x14, 0xe4, 0x54, 0x2a, 0x31, 0x38, 0x19, 0x70, 0x49, 0x67, 0xe6,
-	0x4b, 0x2f, 0x2a, 0x48, 0xd6, 0x4b, 0xad, 0x48, 0xcc, 0x2d, 0xc8, 0x49, 0x2d, 0x46, 0x52, 0xeb,
+	0xeb, 0xa5, 0x17, 0x15, 0x24, 0xeb, 0xa5, 0x56, 0x24, 0xe6, 0x16, 0xe4, 0xa4, 0x16, 0x23, 0xa9,
-	0xc4, 0x0f, 0x56, 0x1c, 0x0e, 0x62, 0x07, 0x80, 0xbc, 0x14, 0xc0, 0x98, 0xc4, 0x06, 0xf6, 0x9b,
+	0x75, 0xe2, 0x07, 0x2b, 0x0e, 0x07, 0xb1, 0x03, 0x40, 0x5e, 0x0a, 0x60, 0x4c, 0x62, 0x03, 0xfb,
-	0x31, 0x20, 0x00, 0x00, 0xff, 0xff, 0x0f, 0xb7, 0xcd, 0xf2, 0xef, 0x00, 0x00, 0x00,
+	0xcd, 0x18, 0x10, 0x00, 0x00, 0xff, 0xff, 0x0f, 0xb7, 0xcd, 0xf2, 0xef, 0x00, 0x00, 0x00,
 }

examples/route_guide/routeguide/route_guide.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: route_guide.proto
-// DO NOT EDIT!
 
 /*
 Package routeguide is a generated protocol buffer package.
@@ -51,6 +50,20 @@ func (m *Point) String() string            { return proto.CompactTextString(m) }
 func (*Point) ProtoMessage()               {}
 func (*Point) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
+func (m *Point) GetLatitude() int32 {
+	if m != nil {
+		return m.Latitude
+	}
+	return 0
+}
+
+func (m *Point) GetLongitude() int32 {
+	if m != nil {
+		return m.Longitude
+	}
+	return 0
+}
+
 // A latitude-longitude rectangle, represented as two diagonally opposite
 // points "lo" and "hi".
 type Rectangle struct {
@@ -94,6 +107,13 @@ func (m *Feature) String() string            { return proto.CompactTextString(m)
 func (*Feature) ProtoMessage()               {}
 func (*Feature) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
 
+func (m *Feature) GetName() string {
+	if m != nil {
+		return m.Name
+	}
+	return ""
+}
+
 func (m *Feature) GetLocation() *Point {
 	if m != nil {
 		return m.Location
@@ -121,6 +141,13 @@ func (m *RouteNote) GetLocation() *Point {
 	return nil
 }
 
+func (m *RouteNote) GetMessage() string {
+	if m != nil {
+		return m.Message
+	}
+	return ""
+}
+
 // A RouteSummary is received in response to a RecordRoute rpc.
 //
 // It contains the number of individual points received, the number of
@@ -142,6 +169,34 @@ func (m *RouteSummary) String() string            { return proto.CompactTextStri
 func (*RouteSummary) ProtoMessage()               {}
 func (*RouteSummary) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
 
+func (m *RouteSummary) GetPointCount() int32 {
+	if m != nil {
+		return m.PointCount
+	}
+	return 0
+}
+
+func (m *RouteSummary) GetFeatureCount() int32 {
+	if m != nil {
+		return m.FeatureCount
+	}
+	return 0
+}
+
+func (m *RouteSummary) GetDistance() int32 {
+	if m != nil {
+		return m.Distance
+	}
+	return 0
+}
+
+func (m *RouteSummary) GetElapsedTime() int32 {
+	if m != nil {
+		return m.ElapsedTime
+	}
+	return 0
+}
+
 func init() {
 	proto.RegisterType((*Point)(nil), "routeguide.Point")
 	proto.RegisterType((*Rectangle)(nil), "routeguide.Rectangle")
@@ -459,30 +514,30 @@ func init() { proto.RegisterFile("route_guide.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
 	// 404 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0x84, 0x53, 0xc1, 0x4a, 0xeb, 0x40,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x84, 0x53, 0xdd, 0xca, 0xd3, 0x40,
-	0x14, 0xed, 0xf4, 0xb5, 0xaf, 0x2f, 0x37, 0x79, 0x3c, 0x3a, 0x0f, 0x21, 0x54, 0x41, 0x8d, 0x9b,
+	0x10, 0xfd, 0x36, 0x7e, 0x9f, 0x6d, 0x26, 0x11, 0xe9, 0x88, 0x10, 0xa2, 0xa0, 0x8d, 0x37, 0xbd,
-	0x6e, 0x0c, 0xa5, 0x82, 0x4b, 0xc5, 0x16, 0xec, 0xa6, 0x48, 0x8d, 0xdd, 0x97, 0x31, 0x19, 0xd3,
+	0x31, 0x94, 0x0a, 0x5e, 0x56, 0x6c, 0xc1, 0xde, 0x14, 0xa9, 0xb1, 0xf7, 0x65, 0x4d, 0xc6, 0x74,
-	0x81, 0x24, 0x13, 0x92, 0x09, 0xe8, 0x07, 0xf8, 0x05, 0xfe, 0xb0, 0x93, 0xc9, 0xa4, 0x4d, 0xb5,
+	0x61, 0x93, 0x0d, 0xc9, 0x06, 0xf4, 0x01, 0x7c, 0x02, 0x5f, 0x58, 0xb2, 0x49, 0xda, 0x54, 0x5b,
-	0xc5, 0x5d, 0xe6, 0xdc, 0x73, 0xee, 0x3d, 0xf7, 0x5c, 0x02, 0xfd, 0x8c, 0x17, 0x82, 0xae, 0xc2,
+	0xbc, 0xdb, 0x39, 0x73, 0xce, 0xfc, 0x9c, 0x61, 0x61, 0x52, 0xaa, 0x5a, 0xd3, 0x21, 0xad, 0x45,
-	0x82, 0x05, 0xd4, 0x4d, 0x33, 0x2e, 0x38, 0x06, 0x05, 0x29, 0xc4, 0xb9, 0x83, 0xee, 0x82, 0xb3,
+	0x42, 0x61, 0x51, 0x2a, 0xad, 0x10, 0x0c, 0x64, 0x90, 0xe0, 0x23, 0x3c, 0xec, 0x94, 0xc8, 0x35,
-	0x44, 0xe0, 0x01, 0xfc, 0x89, 0x88, 0x60, 0xa2, 0x08, 0xa8, 0x8d, 0xce, 0xd0, 0xb0, 0xeb, 0x6d,
+	0xfa, 0x30, 0x96, 0x5c, 0x0b, 0x5d, 0x27, 0xe4, 0xb1, 0xd7, 0x6c, 0xf6, 0x10, 0x9d, 0x62, 0x7c,
-	0xde, 0xf8, 0x04, 0x8c, 0x88, 0x27, 0x61, 0x55, 0x6c, 0xab, 0xe2, 0x16, 0x70, 0x1e, 0xc1, 0xf0,
+	0x09, 0xb6, 0x54, 0x79, 0xda, 0x26, 0x2d, 0x93, 0x3c, 0x03, 0xc1, 0x17, 0xb0, 0x23, 0x8a, 0x35,
-	0xa8, 0x2f, 0x48, 0x12, 0x46, 0x14, 0x9f, 0x43, 0x3b, 0xe2, 0xaa, 0x81, 0x39, 0xee, 0xbb, 0xdb,
+	0xcf, 0x53, 0x49, 0x38, 0x05, 0x4b, 0x2a, 0x53, 0xc0, 0x59, 0x4c, 0xc2, 0x73, 0xa3, 0xd0, 0x74,
-	0x41, 0xae, 0x9a, 0xe2, 0xc9, 0x62, 0x49, 0x59, 0x33, 0xd5, 0x66, 0x3f, 0x65, 0xcd, 0x9c, 0x39,
+	0x89, 0x2c, 0xa9, 0x1a, 0xca, 0x51, 0x98, 0x32, 0xd7, 0x29, 0x47, 0x11, 0x6c, 0x61, 0xf4, 0x89,
-	0xf4, 0xee, 0x29, 0x11, 0x45, 0x46, 0x31, 0x86, 0x4e, 0x42, 0xe2, 0xca, 0x93, 0xe1, 0xa9, 0x6f,
+	0xb8, 0xae, 0x4b, 0x42, 0x84, 0xfb, 0x9c, 0x67, 0xed, 0x4c, 0x76, 0x64, 0xde, 0xf8, 0x16, 0xc6,
-	0x7c, 0x29, 0xbd, 0x72, 0x5f, 0xba, 0xe3, 0xc9, 0xe1, 0x3e, 0x1b, 0x8a, 0xb3, 0x94, 0x06, 0xcb,
+	0x52, 0xc5, 0x5c, 0x0b, 0x95, 0xdf, 0xae, 0x73, 0xa2, 0x04, 0x7b, 0xb0, 0xa3, 0x26, 0xfb, 0x59,
-	0xea, 0x03, 0x17, 0xbb, 0x5a, 0xf4, 0xa3, 0x16, 0xdb, 0xd0, 0x8b, 0x69, 0x9e, 0x93, 0xb0, 0x5a,
+	0xe9, 0x4b, 0x2d, 0xfb, 0xaf, 0x16, 0x3d, 0x18, 0x65, 0x54, 0x55, 0x3c, 0x6d, 0x17, 0xb7, 0xa3,
-	0xdc, 0xf0, 0xea, 0xa7, 0xf3, 0x81, 0xc0, 0x52, 0x6d, 0x9f, 0x8a, 0x38, 0x26, 0xd9, 0x1b, 0x3e,
+	0x3e, 0x0c, 0x7e, 0x33, 0x70, 0x4d, 0xd9, 0xaf, 0x75, 0x96, 0xf1, 0xf2, 0x27, 0xbe, 0x02, 0xa7,
-	0x05, 0x33, 0x2d, 0xd5, 0x2b, 0x9f, 0x17, 0x89, 0xd0, 0x21, 0x82, 0x82, 0xa6, 0x25, 0x82, 0x2f,
+	0x68, 0xd4, 0x87, 0x58, 0xd5, 0xb9, 0xee, 0x4c, 0x04, 0x03, 0xad, 0x1b, 0x04, 0xdf, 0xc0, 0x93,
-	0xe0, 0xef, 0x4b, 0xb5, 0x95, 0xa6, 0x54, 0x51, 0x5a, 0x1a, 0xac, 0x48, 0xf2, 0x0e, 0x01, 0xcb,
+	0xef, 0xed, 0x56, 0x1d, 0xa5, 0xb5, 0xd2, 0xed, 0xc0, 0x96, 0xe4, 0xc3, 0x38, 0x11, 0x95, 0xe6,
-	0x65, 0x9a, 0x3e, 0xb5, 0x7f, 0x55, 0x77, 0xa8, 0xdf, 0x32, 0x39, 0x8b, 0x46, 0x24, 0xcd, 0x69,
+	0x79, 0x4c, 0xde, 0xa3, 0xf6, 0x0e, 0x7d, 0x8c, 0x53, 0x70, 0x49, 0xf2, 0xa2, 0xa2, 0xe4, 0xa0,
-	0xb0, 0x12, 0x4c, 0x66, 0xd2, 0x51, 0x75, 0x53, 0x63, 0x4b, 0x09, 0x8d, 0xdf, 0xdb, 0x00, 0xca,
+	0x45, 0x46, 0xde, 0xbd, 0xc9, 0x3b, 0x1d, 0xb6, 0x17, 0x19, 0x2d, 0x7e, 0x59, 0x00, 0x66, 0xaa,
-	0xd5, 0xac, 0x5c, 0x07, 0x5f, 0x03, 0xcc, 0xa8, 0xa8, 0xb3, 0xfc, 0xbe, 0xe9, 0xe0, 0x7f, 0x13,
+	0x4d, 0xb3, 0x0e, 0xbe, 0x07, 0xd8, 0x90, 0xee, 0xbd, 0xfc, 0x77, 0x53, 0xff, 0xd9, 0x10, 0xea,
-	0xd2, 0x3c, 0xa7, 0x85, 0x6f, 0xc0, 0x9a, 0xcb, 0xa9, 0x1a, 0xc8, 0xf1, 0x51, 0x93, 0xb6, 0xb9,
+	0x78, 0xc1, 0x1d, 0x2e, 0xc1, 0xdd, 0x8a, 0xaa, 0x17, 0x56, 0xf8, 0x7c, 0x48, 0x3b, 0x5d, 0xfb,
-	0xf6, 0x01, 0xf5, 0x08, 0x49, 0xbd, 0x29, 0x59, 0x3c, 0x0b, 0x94, 0x97, 0x7d, 0x83, 0xed, 0x9d,
+	0x86, 0x7a, 0xce, 0x70, 0x09, 0x4e, 0x44, 0xb1, 0x2a, 0x13, 0x33, 0xcb, 0xb5, 0xc6, 0xde, 0x45,
-	0x8e, 0x8d, 0x1c, 0x9d, 0xd6, 0x10, 0xe1, 0x5b, 0x7d, 0xb2, 0xe9, 0x9a, 0x88, 0x2f, 0xc3, 0xeb,
+	0xc5, 0x81, 0x8f, 0xc1, 0xdd, 0x8c, 0xe1, 0x87, 0xee, 0x64, 0xeb, 0x23, 0xd7, 0x7f, 0x35, 0xef,
-	0x4b, 0x0e, 0xf6, 0xc3, 0xa5, 0x7c, 0x84, 0x26, 0x23, 0x38, 0x66, 0xdc, 0x0d, 0xb3, 0xd4, 0x77,
+	0x2f, 0xe9, 0x5f, 0x87, 0x1b, 0xf9, 0x9c, 0xad, 0xe6, 0xf0, 0x42, 0xa8, 0x30, 0x2d, 0x8b, 0x38,
-	0xe9, 0x2b, 0x89, 0xd3, 0x88, 0xe6, 0x0d, 0xfa, 0xe4, 0xdf, 0x36, 0xa3, 0x45, 0xf9, 0x4f, 0x2c,
+	0xa4, 0x1f, 0x3c, 0x2b, 0x24, 0x55, 0x03, 0xfa, 0xea, 0xe9, 0xd9, 0xa3, 0x5d, 0xf3, 0x27, 0x76,
-	0xd0, 0xf3, 0x6f, 0xf5, 0x73, 0x5c, 0x7d, 0x06, 0x00, 0x00, 0xff, 0xff, 0xc8, 0xe4, 0xef, 0xe6,
+	0xec, 0xdb, 0x63, 0xf3, 0x39, 0xde, 0xfd, 0x09, 0x00, 0x00, 0xff, 0xff, 0xc8, 0xe4, 0xef, 0xe6,
 	0x31, 0x03, 0x00, 0x00,
 }

examples/route_guide/server/server.go

@@ -16,6 +16,8 @@
  *
  */
 
+//go:generate protoc -I ../routeguide --go_out=plugins=grpc:../routeguide ../routeguide/route_guide.proto
+
 // Package main implements a simple gRPC server that demonstrates how to use gRPC-Go libraries
 // to perform unary, client streaming, server streaming and full duplex RPCs.
 //

grpclb.go

@@ -28,7 +28,7 @@ import (
 
 	"golang.org/x/net/context"
 	"google.golang.org/grpc/codes"
-	lbpb "google.golang.org/grpc/grpclb/grpc_lb_v1"
+	lbpb "google.golang.org/grpc/grpclb/messages_only/grpc_lb_v1"
 	"google.golang.org/grpc/grpclog"
 	"google.golang.org/grpc/metadata"
 	"google.golang.org/grpc/naming"

grpclb/grpc_lb_v1/grpclb.pb.go

@@ -1,12 +1,11 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
-// source: grpclb.proto
+// source: grpc_lb_v1/grpclb.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_lb_v1 is a generated protocol buffer package.
 
 It is generated from these files:
-	grpclb.proto
+	grpc_lb_v1/grpclb.proto
 
 It has these top-level messages:
 	Duration
@@ -25,6 +24,11 @@ import proto "github.com/golang/protobuf/proto"
 import fmt "fmt"
 import math "math"
 
+import (
+	context "golang.org/x/net/context"
+	grpc "google.golang.org/grpc"
+)
+
 // Reference imports to suppress errors if they are not otherwise used.
 var _ = proto.Marshal
 var _ = fmt.Errorf
@@ -576,54 +580,161 @@ func init() {
 	proto.RegisterType((*Server)(nil), "grpc.lb.v1.Server")
 }
 
-func init() { proto.RegisterFile("grpclb.proto", fileDescriptor0) }
+// Reference imports to suppress errors if they are not otherwise used.
+var _ context.Context
+var _ grpc.ClientConn
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the grpc package it is being compiled against.
+const _ = grpc.SupportPackageIsVersion4
+
+// Client API for LoadBalancer service
+
+type LoadBalancerClient interface {
+	// Bidirectional rpc to get a list of servers.
+	BalanceLoad(ctx context.Context, opts ...grpc.CallOption) (LoadBalancer_BalanceLoadClient, error)
+}
+
+type loadBalancerClient struct {
+	cc *grpc.ClientConn
+}
+
+func NewLoadBalancerClient(cc *grpc.ClientConn) LoadBalancerClient {
+	return &loadBalancerClient{cc}
+}
+
+func (c *loadBalancerClient) BalanceLoad(ctx context.Context, opts ...grpc.CallOption) (LoadBalancer_BalanceLoadClient, error) {
+	stream, err := grpc.NewClientStream(ctx, &_LoadBalancer_serviceDesc.Streams[0], c.cc, "/grpc.lb.v1.LoadBalancer/BalanceLoad", opts...)
+	if err != nil {
+		return nil, err
+	}
+	x := &loadBalancerBalanceLoadClient{stream}
+	return x, nil
+}
+
+type LoadBalancer_BalanceLoadClient interface {
+	Send(*LoadBalanceRequest) error
+	Recv() (*LoadBalanceResponse, error)
+	grpc.ClientStream
+}
+
+type loadBalancerBalanceLoadClient struct {
+	grpc.ClientStream
+}
+
+func (x *loadBalancerBalanceLoadClient) Send(m *LoadBalanceRequest) error {
+	return x.ClientStream.SendMsg(m)
+}
+
+func (x *loadBalancerBalanceLoadClient) Recv() (*LoadBalanceResponse, error) {
+	m := new(LoadBalanceResponse)
+	if err := x.ClientStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+// Server API for LoadBalancer service
+
+type LoadBalancerServer interface {
+	// Bidirectional rpc to get a list of servers.
+	BalanceLoad(LoadBalancer_BalanceLoadServer) error
+}
+
+func RegisterLoadBalancerServer(s *grpc.Server, srv LoadBalancerServer) {
+	s.RegisterService(&_LoadBalancer_serviceDesc, srv)
+}
+
+func _LoadBalancer_BalanceLoad_Handler(srv interface{}, stream grpc.ServerStream) error {
+	return srv.(LoadBalancerServer).BalanceLoad(&loadBalancerBalanceLoadServer{stream})
+}
+
+type LoadBalancer_BalanceLoadServer interface {
+	Send(*LoadBalanceResponse) error
+	Recv() (*LoadBalanceRequest, error)
+	grpc.ServerStream
+}
+
+type loadBalancerBalanceLoadServer struct {
+	grpc.ServerStream
+}
+
+func (x *loadBalancerBalanceLoadServer) Send(m *LoadBalanceResponse) error {
+	return x.ServerStream.SendMsg(m)
+}
+
+func (x *loadBalancerBalanceLoadServer) Recv() (*LoadBalanceRequest, error) {
+	m := new(LoadBalanceRequest)
+	if err := x.ServerStream.RecvMsg(m); err != nil {
+		return nil, err
+	}
+	return m, nil
+}
+
+var _LoadBalancer_serviceDesc = grpc.ServiceDesc{
+	ServiceName: "grpc.lb.v1.LoadBalancer",
+	HandlerType: (*LoadBalancerServer)(nil),
+	Methods:     []grpc.MethodDesc{},
+	Streams: []grpc.StreamDesc{
+		{
+			StreamName:    "BalanceLoad",
+			Handler:       _LoadBalancer_BalanceLoad_Handler,
+			ServerStreams: true,
+			ClientStreams: true,
+		},
+	},
+	Metadata: "grpc_lb_v1/grpclb.proto",
+}
+
+func init() { proto.RegisterFile("grpc_lb_v1/grpclb.proto", fileDescriptor0) }
 
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 }

grpclb/grpclb_server_generated.go

@@ -1,72 +0,0 @@
-/*
- *
- * 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.
- *
- */
-
-// This file contains the generated server side code.
-// It's only used for grpclb testing.
-
-package grpclb
-
-import (
-	"google.golang.org/grpc"
-	lbpb "google.golang.org/grpc/grpclb/grpc_lb_v1"
-)
-
-// Server API for LoadBalancer service
-
-type loadBalancerServer interface {
-	// Bidirectional rpc to get a list of servers.
-	BalanceLoad(*loadBalancerBalanceLoadServer) error
-}
-
-func registerLoadBalancerServer(s *grpc.Server, srv loadBalancerServer) {
-	s.RegisterService(
-		&grpc.ServiceDesc{
-			ServiceName: "grpc.lb.v1.LoadBalancer",
-			HandlerType: (*loadBalancerServer)(nil),
-			Methods:     []grpc.MethodDesc{},
-			Streams: []grpc.StreamDesc{
-				{
-					StreamName:    "BalanceLoad",
-					Handler:       balanceLoadHandler,
-					ServerStreams: true,
-					ClientStreams: true,
-				},
-			},
-			Metadata: "grpclb.proto",
-		}, srv)
-}
-
-func balanceLoadHandler(srv interface{}, stream grpc.ServerStream) error {
-	return srv.(loadBalancerServer).BalanceLoad(&loadBalancerBalanceLoadServer{stream})
-}
-
-type loadBalancerBalanceLoadServer struct {
-	grpc.ServerStream
-}
-
-func (x *loadBalancerBalanceLoadServer) Send(m *lbpb.LoadBalanceResponse) error {
-	return x.ServerStream.SendMsg(m)
-}
-
-func (x *loadBalancerBalanceLoadServer) Recv() (*lbpb.LoadBalanceRequest, error) {
-	m := new(lbpb.LoadBalanceRequest)
-	if err := x.ServerStream.RecvMsg(m); err != nil {
-		return nil, err
-	}
-	return m, nil
-}

grpclb/grpclb_test.go

@@ -16,6 +16,9 @@
  *
  */
 
+//go:generate protoc --go_out=:messages_only grpc_lb_v1/grpclb.proto
+//go:generate protoc --go_out=plugins=grpc:. grpc_lb_v1/grpclb.proto
+
 // Package grpclb is currently used only for grpclb testing.
 package grpclb
 
@@ -201,7 +204,7 @@ func (b *remoteBalancer) stop() {
 	close(b.done)
 }
 
-func (b *remoteBalancer) BalanceLoad(stream *loadBalancerBalanceLoadServer) error {
+func (b *remoteBalancer) BalanceLoad(stream lbpb.LoadBalancer_BalanceLoadServer) error {
 	req, err := stream.Recv()
 	if err != nil {
 		return err
@@ -347,7 +350,7 @@ func newLoadBalancer(numberOfBackends int) (tss *testServers, cleanup func(), er
 		return
 	}
 	ls = newRemoteBalancer(nil, nil)
-	registerLoadBalancerServer(lb, ls)
+	lbpb.RegisterLoadBalancerServer(lb, ls)
 	go func() {
 		lb.Serve(lbLis)
 	}()

grpclb/messages_only/grpc_lb_v1/grpclb.pb.go

@@ -0,0 +1,629 @@
+// Code generated by protoc-gen-go. DO NOT EDIT.
+// source: grpc_lb_v1/grpclb.proto
+
+/*
+Package grpc_lb_v1 is a generated protocol buffer package.
+
+It is generated from these files:
+	grpc_lb_v1/grpclb.proto
+
+It has these top-level messages:
+	Duration
+	Timestamp
+	LoadBalanceRequest
+	InitialLoadBalanceRequest
+	ClientStats
+	LoadBalanceResponse
+	InitialLoadBalanceResponse
+	ServerList
+	Server
+*/
+package grpc_lb_v1
+
+import proto "github.com/golang/protobuf/proto"
+import fmt "fmt"
+import math "math"
+
+// Reference imports to suppress errors if they are not otherwise used.
+var _ = proto.Marshal
+var _ = fmt.Errorf
+var _ = math.Inf
+
+// This is a compile-time assertion to ensure that this generated file
+// is compatible with the proto package it is being compiled against.
+// A compilation error at this line likely means your copy of the
+// proto package needs to be updated.
+const _ = proto.ProtoPackageIsVersion2 // please upgrade the proto package
+
+type Duration struct {
+	// Signed seconds of the span of time. Must be from -315,576,000,000
+	// to +315,576,000,000 inclusive.
+	Seconds int64 `protobuf:"varint,1,opt,name=seconds" json:"seconds,omitempty"`
+	// Signed fractions of a second at nanosecond resolution of the span
+	// of time. Durations less than one second are represented with a 0
+	// `seconds` field and a positive or negative `nanos` field. For durations
+	// of one second or more, a non-zero value for the `nanos` field must be
+	// of the same sign as the `seconds` field. Must be from -999,999,999
+	// to +999,999,999 inclusive.
+	Nanos int32 `protobuf:"varint,2,opt,name=nanos" json:"nanos,omitempty"`
+}
+
+func (m *Duration) Reset()                    { *m = Duration{} }
+func (m *Duration) String() string            { return proto.CompactTextString(m) }
+func (*Duration) ProtoMessage()               {}
+func (*Duration) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
+
+func (m *Duration) GetSeconds() int64 {
+	if m != nil {
+		return m.Seconds
+	}
+	return 0
+}
+
+func (m *Duration) GetNanos() int32 {
+	if m != nil {
+		return m.Nanos
+	}
+	return 0
+}
+
+type Timestamp struct {
+	// Represents seconds of UTC time since Unix epoch
+	// 1970-01-01T00:00:00Z. Must be from 0001-01-01T00:00:00Z to
+	// 9999-12-31T23:59:59Z inclusive.
+	Seconds int64 `protobuf:"varint,1,opt,name=seconds" json:"seconds,omitempty"`
+	// Non-negative fractions of a second at nanosecond resolution. Negative
+	// second values with fractions must still have non-negative nanos values
+	// that count forward in time. Must be from 0 to 999,999,999
+	// inclusive.
+	Nanos int32 `protobuf:"varint,2,opt,name=nanos" json:"nanos,omitempty"`
+}
+
+func (m *Timestamp) Reset()                    { *m = Timestamp{} }
+func (m *Timestamp) String() string            { return proto.CompactTextString(m) }
+func (*Timestamp) ProtoMessage()               {}
+func (*Timestamp) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
+
+func (m *Timestamp) GetSeconds() int64 {
+	if m != nil {
+		return m.Seconds
+	}
+	return 0
+}
+
+func (m *Timestamp) GetNanos() int32 {
+	if m != nil {
+		return m.Nanos
+	}
+	return 0
+}
+
+type LoadBalanceRequest struct {
+	// Types that are valid to be assigned to LoadBalanceRequestType:
+	//	*LoadBalanceRequest_InitialRequest
+	//	*LoadBalanceRequest_ClientStats
+	LoadBalanceRequestType isLoadBalanceRequest_LoadBalanceRequestType `protobuf_oneof:"load_balance_request_type"`
+}
+
+func (m *LoadBalanceRequest) Reset()                    { *m = LoadBalanceRequest{} }
+func (m *LoadBalanceRequest) String() string            { return proto.CompactTextString(m) }
+func (*LoadBalanceRequest) ProtoMessage()               {}
+func (*LoadBalanceRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{2} }
+
+type isLoadBalanceRequest_LoadBalanceRequestType interface {
+	isLoadBalanceRequest_LoadBalanceRequestType()
+}
+
+type LoadBalanceRequest_InitialRequest struct {
+	InitialRequest *InitialLoadBalanceRequest `protobuf:"bytes,1,opt,name=initial_request,json=initialRequest,oneof"`
+}
+type LoadBalanceRequest_ClientStats struct {
+	ClientStats *ClientStats `protobuf:"bytes,2,opt,name=client_stats,json=clientStats,oneof"`
+}
+
+func (*LoadBalanceRequest_InitialRequest) isLoadBalanceRequest_LoadBalanceRequestType() {}
+func (*LoadBalanceRequest_ClientStats) isLoadBalanceRequest_LoadBalanceRequestType()    {}
+
+func (m *LoadBalanceRequest) GetLoadBalanceRequestType() isLoadBalanceRequest_LoadBalanceRequestType {
+	if m != nil {
+		return m.LoadBalanceRequestType
+	}
+	return nil
+}
+
+func (m *LoadBalanceRequest) GetInitialRequest() *InitialLoadBalanceRequest {
+	if x, ok := m.GetLoadBalanceRequestType().(*LoadBalanceRequest_InitialRequest); ok {
+		return x.InitialRequest
+	}
+	return nil
+}
+
+func (m *LoadBalanceRequest) GetClientStats() *ClientStats {
+	if x, ok := m.GetLoadBalanceRequestType().(*LoadBalanceRequest_ClientStats); ok {
+		return x.ClientStats
+	}
+	return nil
+}
+
+// XXX_OneofFuncs is for the internal use of the proto package.
+func (*LoadBalanceRequest) XXX_OneofFuncs() (func(msg proto.Message, b *proto.Buffer) error, func(msg proto.Message, tag, wire int, b *proto.Buffer) (bool, error), func(msg proto.Message) (n int), []interface{}) {
+	return _LoadBalanceRequest_OneofMarshaler, _LoadBalanceRequest_OneofUnmarshaler, _LoadBalanceRequest_OneofSizer, []interface{}{
+		(*LoadBalanceRequest_InitialRequest)(nil),
+		(*LoadBalanceRequest_ClientStats)(nil),
+	}
+}
+
+func _LoadBalanceRequest_OneofMarshaler(msg proto.Message, b *proto.Buffer) error {
+	m := msg.(*LoadBalanceRequest)
+	// load_balance_request_type
+	switch x := m.LoadBalanceRequestType.(type) {
+	case *LoadBalanceRequest_InitialRequest:
+		b.EncodeVarint(1<<3 | proto.WireBytes)
+		if err := b.EncodeMessage(x.InitialRequest); err != nil {
+			return err
+		}
+	case *LoadBalanceRequest_ClientStats:
+		b.EncodeVarint(2<<3 | proto.WireBytes)
+		if err := b.EncodeMessage(x.ClientStats); err != nil {
+			return err
+		}
+	case nil:
+	default:
+		return fmt.Errorf("LoadBalanceRequest.LoadBalanceRequestType has unexpected type %T", x)
+	}
+	return nil
+}
+
+func _LoadBalanceRequest_OneofUnmarshaler(msg proto.Message, tag, wire int, b *proto.Buffer) (bool, error) {
+	m := msg.(*LoadBalanceRequest)
+	switch tag {
+	case 1: // load_balance_request_type.initial_request
+		if wire != proto.WireBytes {
+			return true, proto.ErrInternalBadWireType
+		}
+		msg := new(InitialLoadBalanceRequest)
+		err := b.DecodeMessage(msg)
+		m.LoadBalanceRequestType = &LoadBalanceRequest_InitialRequest{msg}
+		return true, err
+	case 2: // load_balance_request_type.client_stats
+		if wire != proto.WireBytes {
+			return true, proto.ErrInternalBadWireType
+		}
+		msg := new(ClientStats)
+		err := b.DecodeMessage(msg)
+		m.LoadBalanceRequestType = &LoadBalanceRequest_ClientStats{msg}
+		return true, err
+	default:
+		return false, nil
+	}
+}
+
+func _LoadBalanceRequest_OneofSizer(msg proto.Message) (n int) {
+	m := msg.(*LoadBalanceRequest)
+	// load_balance_request_type
+	switch x := m.LoadBalanceRequestType.(type) {
+	case *LoadBalanceRequest_InitialRequest:
+		s := proto.Size(x.InitialRequest)
+		n += proto.SizeVarint(1<<3 | proto.WireBytes)
+		n += proto.SizeVarint(uint64(s))
+		n += s
+	case *LoadBalanceRequest_ClientStats:
+		s := proto.Size(x.ClientStats)
+		n += proto.SizeVarint(2<<3 | proto.WireBytes)
+		n += proto.SizeVarint(uint64(s))
+		n += s
+	case nil:
+	default:
+		panic(fmt.Sprintf("proto: unexpected type %T in oneof", x))
+	}
+	return n
+}
+
+type InitialLoadBalanceRequest struct {
+	// Name of load balanced service (IE, balancer.service.com)
+	// length should be less than 256 bytes.
+	Name string `protobuf:"bytes,1,opt,name=name" json:"name,omitempty"`
+}
+
+func (m *InitialLoadBalanceRequest) Reset()                    { *m = InitialLoadBalanceRequest{} }
+func (m *InitialLoadBalanceRequest) String() string            { return proto.CompactTextString(m) }
+func (*InitialLoadBalanceRequest) ProtoMessage()               {}
+func (*InitialLoadBalanceRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
+
+func (m *InitialLoadBalanceRequest) GetName() string {
+	if m != nil {
+		return m.Name
+	}
+	return ""
+}
+
+// Contains client level statistics that are useful to load balancing. Each
+// count except the timestamp should be reset to zero after reporting the stats.
+type ClientStats struct {
+	// The timestamp of generating the report.
+	Timestamp *Timestamp `protobuf:"bytes,1,opt,name=timestamp" json:"timestamp,omitempty"`
+	// The total number of RPCs that started.
+	NumCallsStarted int64 `protobuf:"varint,2,opt,name=num_calls_started,json=numCallsStarted" json:"num_calls_started,omitempty"`
+	// The total number of RPCs that finished.
+	NumCallsFinished int64 `protobuf:"varint,3,opt,name=num_calls_finished,json=numCallsFinished" json:"num_calls_finished,omitempty"`
+	// The total number of RPCs that were dropped by the client because of rate
+	// limiting.
+	NumCallsFinishedWithDropForRateLimiting int64 `protobuf:"varint,4,opt,name=num_calls_finished_with_drop_for_rate_limiting,json=numCallsFinishedWithDropForRateLimiting" json:"num_calls_finished_with_drop_for_rate_limiting,omitempty"`
+	// The total number of RPCs that were dropped by the client because of load
+	// balancing.
+	NumCallsFinishedWithDropForLoadBalancing int64 `protobuf:"varint,5,opt,name=num_calls_finished_with_drop_for_load_balancing,json=numCallsFinishedWithDropForLoadBalancing" json:"num_calls_finished_with_drop_for_load_balancing,omitempty"`
+	// The total number of RPCs that failed to reach a server except dropped RPCs.
+	NumCallsFinishedWithClientFailedToSend int64 `protobuf:"varint,6,opt,name=num_calls_finished_with_client_failed_to_send,json=numCallsFinishedWithClientFailedToSend" json:"num_calls_finished_with_client_failed_to_send,omitempty"`
+	// The total number of RPCs that finished and are known to have been received
+	// by a server.
+	NumCallsFinishedKnownReceived int64 `protobuf:"varint,7,opt,name=num_calls_finished_known_received,json=numCallsFinishedKnownReceived" json:"num_calls_finished_known_received,omitempty"`
+}
+
+func (m *ClientStats) Reset()                    { *m = ClientStats{} }
+func (m *ClientStats) String() string            { return proto.CompactTextString(m) }
+func (*ClientStats) ProtoMessage()               {}
+func (*ClientStats) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
+
+func (m *ClientStats) GetTimestamp() *Timestamp {
+	if m != nil {
+		return m.Timestamp
+	}
+	return nil
+}
+
+func (m *ClientStats) GetNumCallsStarted() int64 {
+	if m != nil {
+		return m.NumCallsStarted
+	}
+	return 0
+}
+
+func (m *ClientStats) GetNumCallsFinished() int64 {
+	if m != nil {
+		return m.NumCallsFinished
+	}
+	return 0
+}
+
+func (m *ClientStats) GetNumCallsFinishedWithDropForRateLimiting() int64 {
+	if m != nil {
+		return m.NumCallsFinishedWithDropForRateLimiting
+	}
+	return 0
+}
+
+func (m *ClientStats) GetNumCallsFinishedWithDropForLoadBalancing() int64 {
+	if m != nil {
+		return m.NumCallsFinishedWithDropForLoadBalancing
+	}
+	return 0
+}
+
+func (m *ClientStats) GetNumCallsFinishedWithClientFailedToSend() int64 {
+	if m != nil {
+		return m.NumCallsFinishedWithClientFailedToSend
+	}
+	return 0
+}
+
+func (m *ClientStats) GetNumCallsFinishedKnownReceived() int64 {
+	if m != nil {
+		return m.NumCallsFinishedKnownReceived
+	}
+	return 0
+}
+
+type LoadBalanceResponse struct {
+	// Types that are valid to be assigned to LoadBalanceResponseType:
+	//	*LoadBalanceResponse_InitialResponse
+	//	*LoadBalanceResponse_ServerList
+	LoadBalanceResponseType isLoadBalanceResponse_LoadBalanceResponseType `protobuf_oneof:"load_balance_response_type"`
+}
+
+func (m *LoadBalanceResponse) Reset()                    { *m = LoadBalanceResponse{} }
+func (m *LoadBalanceResponse) String() string            { return proto.CompactTextString(m) }
+func (*LoadBalanceResponse) ProtoMessage()               {}
+func (*LoadBalanceResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{5} }
+
+type isLoadBalanceResponse_LoadBalanceResponseType interface {
+	isLoadBalanceResponse_LoadBalanceResponseType()
+}
+
+type LoadBalanceResponse_InitialResponse struct {
+	InitialResponse *InitialLoadBalanceResponse `protobuf:"bytes,1,opt,name=initial_response,json=initialResponse,oneof"`
+}
+type LoadBalanceResponse_ServerList struct {
+	ServerList *ServerList `protobuf:"bytes,2,opt,name=server_list,json=serverList,oneof"`
+}
+
+func (*LoadBalanceResponse_InitialResponse) isLoadBalanceResponse_LoadBalanceResponseType() {}
+func (*LoadBalanceResponse_ServerList) isLoadBalanceResponse_LoadBalanceResponseType()      {}
+
+func (m *LoadBalanceResponse) GetLoadBalanceResponseType() isLoadBalanceResponse_LoadBalanceResponseType {
+	if m != nil {
+		return m.LoadBalanceResponseType
+	}
+	return nil
+}
+
+func (m *LoadBalanceResponse) GetInitialResponse() *InitialLoadBalanceResponse {
+	if x, ok := m.GetLoadBalanceResponseType().(*LoadBalanceResponse_InitialResponse); ok {
+		return x.InitialResponse
+	}
+	return nil
+}
+
+func (m *LoadBalanceResponse) GetServerList() *ServerList {
+	if x, ok := m.GetLoadBalanceResponseType().(*LoadBalanceResponse_ServerList); ok {
+		return x.ServerList
+	}
+	return nil
+}
+
+// XXX_OneofFuncs is for the internal use of the proto package.
+func (*LoadBalanceResponse) XXX_OneofFuncs() (func(msg proto.Message, b *proto.Buffer) error, func(msg proto.Message, tag, wire int, b *proto.Buffer) (bool, error), func(msg proto.Message) (n int), []interface{}) {
+	return _LoadBalanceResponse_OneofMarshaler, _LoadBalanceResponse_OneofUnmarshaler, _LoadBalanceResponse_OneofSizer, []interface{}{
+		(*LoadBalanceResponse_InitialResponse)(nil),
+		(*LoadBalanceResponse_ServerList)(nil),
+	}
+}
+
+func _LoadBalanceResponse_OneofMarshaler(msg proto.Message, b *proto.Buffer) error {
+	m := msg.(*LoadBalanceResponse)
+	// load_balance_response_type
+	switch x := m.LoadBalanceResponseType.(type) {
+	case *LoadBalanceResponse_InitialResponse:
+		b.EncodeVarint(1<<3 | proto.WireBytes)
+		if err := b.EncodeMessage(x.InitialResponse); err != nil {
+			return err
+		}
+	case *LoadBalanceResponse_ServerList:
+		b.EncodeVarint(2<<3 | proto.WireBytes)
+		if err := b.EncodeMessage(x.ServerList); err != nil {
+			return err
+		}
+	case nil:
+	default:
+		return fmt.Errorf("LoadBalanceResponse.LoadBalanceResponseType has unexpected type %T", x)
+	}
+	return nil
+}
+
+func _LoadBalanceResponse_OneofUnmarshaler(msg proto.Message, tag, wire int, b *proto.Buffer) (bool, error) {
+	m := msg.(*LoadBalanceResponse)
+	switch tag {
+	case 1: // load_balance_response_type.initial_response
+		if wire != proto.WireBytes {
+			return true, proto.ErrInternalBadWireType
+		}
+		msg := new(InitialLoadBalanceResponse)
+		err := b.DecodeMessage(msg)
+		m.LoadBalanceResponseType = &LoadBalanceResponse_InitialResponse{msg}
+		return true, err
+	case 2: // load_balance_response_type.server_list
+		if wire != proto.WireBytes {
+			return true, proto.ErrInternalBadWireType
+		}
+		msg := new(ServerList)
+		err := b.DecodeMessage(msg)
+		m.LoadBalanceResponseType = &LoadBalanceResponse_ServerList{msg}
+		return true, err
+	default:
+		return false, nil
+	}
+}
+
+func _LoadBalanceResponse_OneofSizer(msg proto.Message) (n int) {
+	m := msg.(*LoadBalanceResponse)
+	// load_balance_response_type
+	switch x := m.LoadBalanceResponseType.(type) {
+	case *LoadBalanceResponse_InitialResponse:
+		s := proto.Size(x.InitialResponse)
+		n += proto.SizeVarint(1<<3 | proto.WireBytes)
+		n += proto.SizeVarint(uint64(s))
+		n += s
+	case *LoadBalanceResponse_ServerList:
+		s := proto.Size(x.ServerList)
+		n += proto.SizeVarint(2<<3 | proto.WireBytes)
+		n += proto.SizeVarint(uint64(s))
+		n += s
+	case nil:
+	default:
+		panic(fmt.Sprintf("proto: unexpected type %T in oneof", x))
+	}
+	return n
+}
+
+type InitialLoadBalanceResponse struct {
+	// This is an application layer redirect that indicates the client should use
+	// the specified server for load balancing. When this field is non-empty in
+	// the response, the client should open a separate connection to the
+	// load_balancer_delegate and call the BalanceLoad method. Its length should
+	// be less than 64 bytes.
+	LoadBalancerDelegate string `protobuf:"bytes,1,opt,name=load_balancer_delegate,json=loadBalancerDelegate" json:"load_balancer_delegate,omitempty"`
+	// This interval defines how often the client should send the client stats
+	// to the load balancer. Stats should only be reported when the duration is
+	// positive.
+	ClientStatsReportInterval *Duration `protobuf:"bytes,2,opt,name=client_stats_report_interval,json=clientStatsReportInterval" json:"client_stats_report_interval,omitempty"`
+}
+
+func (m *InitialLoadBalanceResponse) Reset()                    { *m = InitialLoadBalanceResponse{} }
+func (m *InitialLoadBalanceResponse) String() string            { return proto.CompactTextString(m) }
+func (*InitialLoadBalanceResponse) ProtoMessage()               {}
+func (*InitialLoadBalanceResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
+
+func (m *InitialLoadBalanceResponse) GetLoadBalancerDelegate() string {
+	if m != nil {
+		return m.LoadBalancerDelegate
+	}
+	return ""
+}
+
+func (m *InitialLoadBalanceResponse) GetClientStatsReportInterval() *Duration {
+	if m != nil {
+		return m.ClientStatsReportInterval
+	}
+	return nil
+}
+
+type ServerList struct {
+	// Contains a list of servers selected by the load balancer. The list will
+	// be updated when server resolutions change or as needed to balance load
+	// across more servers. The client should consume the server list in order
+	// unless instructed otherwise via the client_config.
+	Servers []*Server `protobuf:"bytes,1,rep,name=servers" json:"servers,omitempty"`
+	// Indicates the amount of time that the client should consider this server
+	// list as valid. It may be considered stale after waiting this interval of
+	// time after receiving the list. If the interval is not positive, the
+	// client can assume the list is valid until the next list is received.
+	ExpirationInterval *Duration `protobuf:"bytes,3,opt,name=expiration_interval,json=expirationInterval" json:"expiration_interval,omitempty"`
+}
+
+func (m *ServerList) Reset()                    { *m = ServerList{} }
+func (m *ServerList) String() string            { return proto.CompactTextString(m) }
+func (*ServerList) ProtoMessage()               {}
+func (*ServerList) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
+
+func (m *ServerList) GetServers() []*Server {
+	if m != nil {
+		return m.Servers
+	}
+	return nil
+}
+
+func (m *ServerList) GetExpirationInterval() *Duration {
+	if m != nil {
+		return m.ExpirationInterval
+	}
+	return nil
+}
+
+// Contains server information. When none of the [drop_for_*] fields are true,
+// use the other fields. When drop_for_rate_limiting is true, ignore all other
+// fields. Use drop_for_load_balancing only when it is true and
+// drop_for_rate_limiting is false.
+type Server struct {
+	// A resolved address for the server, serialized in network-byte-order. It may
+	// either be an IPv4 or IPv6 address.
+	IpAddress []byte `protobuf:"bytes,1,opt,name=ip_address,json=ipAddress,proto3" json:"ip_address,omitempty"`
+	// A resolved port number for the server.
+	Port int32 `protobuf:"varint,2,opt,name=port" json:"port,omitempty"`
+	// An opaque but printable token given to the frontend for each pick. All
+	// frontend requests for that pick must include the token in its initial
+	// metadata. The token is used by the backend to verify the request and to
+	// allow the backend to report load to the gRPC LB system.
+	//
+	// Its length is variable but less than 50 bytes.
+	LoadBalanceToken string `protobuf:"bytes,3,opt,name=load_balance_token,json=loadBalanceToken" json:"load_balance_token,omitempty"`
+	// Indicates whether this particular request should be dropped by the client
+	// for rate limiting.
+	DropForRateLimiting bool `protobuf:"varint,4,opt,name=drop_for_rate_limiting,json=dropForRateLimiting" json:"drop_for_rate_limiting,omitempty"`
+	// Indicates whether this particular request should be dropped by the client
+	// for load balancing.
+	DropForLoadBalancing bool `protobuf:"varint,5,opt,name=drop_for_load_balancing,json=dropForLoadBalancing" json:"drop_for_load_balancing,omitempty"`
+}
+
+func (m *Server) Reset()                    { *m = Server{} }
+func (m *Server) String() string            { return proto.CompactTextString(m) }
+func (*Server) ProtoMessage()               {}
+func (*Server) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{8} }
+
+func (m *Server) GetIpAddress() []byte {
+	if m != nil {
+		return m.IpAddress
+	}
+	return nil
+}
+
+func (m *Server) GetPort() int32 {
+	if m != nil {
+		return m.Port
+	}
+	return 0
+}
+
+func (m *Server) GetLoadBalanceToken() string {
+	if m != nil {
+		return m.LoadBalanceToken
+	}
+	return ""
+}
+
+func (m *Server) GetDropForRateLimiting() bool {
+	if m != nil {
+		return m.DropForRateLimiting
+	}
+	return false
+}
+
+func (m *Server) GetDropForLoadBalancing() bool {
+	if m != nil {
+		return m.DropForLoadBalancing
+	}
+	return false
+}
+
+func init() {
+	proto.RegisterType((*Duration)(nil), "grpc.lb.v1.Duration")
+	proto.RegisterType((*Timestamp)(nil), "grpc.lb.v1.Timestamp")
+	proto.RegisterType((*LoadBalanceRequest)(nil), "grpc.lb.v1.LoadBalanceRequest")
+	proto.RegisterType((*InitialLoadBalanceRequest)(nil), "grpc.lb.v1.InitialLoadBalanceRequest")
+	proto.RegisterType((*ClientStats)(nil), "grpc.lb.v1.ClientStats")
+	proto.RegisterType((*LoadBalanceResponse)(nil), "grpc.lb.v1.LoadBalanceResponse")
+	proto.RegisterType((*InitialLoadBalanceResponse)(nil), "grpc.lb.v1.InitialLoadBalanceResponse")
+	proto.RegisterType((*ServerList)(nil), "grpc.lb.v1.ServerList")
+	proto.RegisterType((*Server)(nil), "grpc.lb.v1.Server")
+}
+
+func init() { proto.RegisterFile("grpc_lb_v1/grpclb.proto", fileDescriptor0) }
+
+var fileDescriptor0 = []byte{
+	// 740 bytes of a gzipped FileDescriptorProto
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x94, 0x55, 0xcd, 0x4e, 0x1b, 0x3b,
+	0x14, 0x66, 0x6e, 0xf8, 0xcb, 0x09, 0xba, 0x70, 0x4d, 0x2e, 0x04, 0x2e, 0xdc, 0xd2, 0x48, 0xa5,
+	0x51, 0x45, 0x43, 0x09, 0xed, 0xa2, 0x3f, 0x9b, 0x02, 0x45, 0x41, 0x65, 0x51, 0x39, 0x54, 0x5d,
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+	0x33, 0x1c, 0x7a, 0x04, 0xff, 0x88, 0x5e, 0x97, 0x74, 0x68, 0x14, 0x69, 0x7b, 0x27, 0x65, 0x58,
+	0xe8, 0x6e, 0x55, 0xc0, 0x8b, 0xa2, 0xd7, 0x3d, 0xb4, 0xf1, 0x96, 0x0f, 0xa3, 0x1d, 0x40, 0x19,
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+	0x5c, 0x1e, 0x29, 0x19, 0x1f, 0x4b, 0x85, 0xa9, 0x61, 0xa7, 0x09, 0x1c, 0x51, 0xd8, 0xbd, 0xb3,
+	0x40, 0xae, 0xdd, 0xb6, 0xc2, 0x8c, 0xab, 0x50, 0x9b, 0x50, 0x21, 0xeb, 0xbd, 0x2d, 0xf1, 0x11,
+	0x1e, 0x8f, 0x2b, 0x91, 0x3c, 0x83, 0x73, 0xca, 0x23, 0x16, 0x12, 0x23, 0x89, 0x66, 0x22, 0xac,
+	0xcc, 0xba, 0x02, 0xdb, 0xa3, 0x0a, 0xf8, 0x4f, 0x75, 0xec, 0xf0, 0x67, 0xb2, 0xc5, 0x44, 0x88,
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+	0x9c, 0xa3, 0xdc, 0xbc, 0x4d, 0xf9, 0xd6, 0xa2, 0x70, 0x02, 0xaa, 0xfe, 0x0c, 0x60, 0xf9, 0xc6,
+	0xb3, 0xd1, 0xb1, 0x14, 0x9a, 0xa1, 0x16, 0x2c, 0x65, 0x0e, 0xf0, 0xb1, 0xe4, 0x69, 0x6c, 0xdf,
+	0x65, 0x01, 0x8f, 0x6e, 0x4e, 0xe1, 0xc5, 0x81, 0x07, 0x12, 0xd2, 0xe7, 0x50, 0xd2, 0x4c, 0xf5,
+	0x99, 0x22, 0x11, 0xd7, 0x26, 0xf1, 0xc0, 0x4a, 0x9e, 0xaf, 0xe5, 0x8e, 0x4f, 0xb9, 0xf3, 0x10,
+	0xe8, 0xc1, 0xee, 0x60, 0x03, 0xd6, 0x6f, 0x39, 0xc0, 0x73, 0x7a, 0x0b, 0x7c, 0x0f, 0x60, 0x7d,
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+	0x47, 0x59, 0x92, 0x3a, 0x4a, 0xce, 0xd0, 0x7b, 0xd8, 0xc8, 0x5b, 0x96, 0x28, 0x16, 0x4b, 0x65,
+	0x08, 0x17, 0x86, 0xa9, 0x3e, 0x8d, 0x12, 0xf9, 0xe5, 0xbc, 0xfc, 0x74, 0x88, 0xe1, 0xb5, 0x9c,
+	0x7b, 0xb1, 0xcb, 0x3b, 0x49, 0xd2, 0xaa, 0x5f, 0x03, 0x80, 0xec, 0x9a, 0x68, 0xc7, 0x4e, 0x2c,
+	0xbb, 0xb3, 0x13, 0xab, 0x50, 0x2b, 0x35, 0xd0, 0x70, 0x3f, 0x70, 0x0a, 0x41, 0x6f, 0x60, 0x99,
+	0x7d, 0x8e, 0xb9, 0xaf, 0x92, 0x49, 0x29, 0x4c, 0x90, 0x82, 0xb2, 0x84, 0x81, 0x86, 0x5f, 0x01,
+	0xcc, 0x7a, 0x6a, 0xb4, 0x09, 0xc0, 0x63, 0x42, 0xc3, 0x50, 0x31, 0xed, 0x87, 0xe6, 0x02, 0x2e,
+	0xf2, 0xf8, 0xb5, 0x0f, 0xd8, 0xf9, 0x61, 0xd5, 0x27, 0x53, 0xd3, 0xad, 0xad, 0x9d, 0x6f, 0x7c,
+	0x0b, 0x23, 0xaf, 0x98, 0x70, 0x1a, 0x8a, 0x78, 0x29, 0xd7, 0xca, 0x33, 0x1b, 0x47, 0xfb, 0xb0,
+	0x32, 0xc1, 0xb6, 0xf3, 0x78, 0x39, 0x1c, 0x61, 0xd1, 0x67, 0xb0, 0x3a, 0xc9, 0x8a, 0xf3, 0xb8,
+	0x1c, 0x8e, 0xb0, 0x5d, 0xa3, 0x0d, 0x0b, 0xb9, 0xef, 0xaf, 0x10, 0x86, 0x52, 0xb2, 0xb6, 0x61,
+	0xf4, 0x7f, 0xbe, 0x41, 0xc3, 0xc3, 0x72, 0xfd, 0xde, 0xd8, 0x73, 0xff, 0x90, 0x6a, 0xc1, 0x93,
+	0xa0, 0x3d, 0xeb, 0x7e, 0x5f, 0xfb, 0xbf, 0x03, 0x00, 0x00, 0xff, 0xff, 0xab, 0xe2, 0x32, 0x4b,
+	0xd9, 0x06, 0x00, 0x00,
+}

health/grpc_health_v1/health.pb.go

@@ -1,12 +1,11 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
-// source: health.proto
+// source: grpc_health_v1/health.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_health_v1 is a generated protocol buffer package.
 
 It is generated from these files:
-	health.proto
+	grpc_health_v1/health.proto
 
 It has these top-level messages:
 	HealthCheckRequest
@@ -69,6 +68,13 @@ func (m *HealthCheckRequest) String() string            { return proto.CompactTe
 func (*HealthCheckRequest) ProtoMessage()               {}
 func (*HealthCheckRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{0} }
 
+func (m *HealthCheckRequest) GetService() string {
+	if m != nil {
+		return m.Service
+	}
+	return ""
+}
+
 type HealthCheckResponse struct {
 	Status HealthCheckResponse_ServingStatus `protobuf:"varint,1,opt,name=status,enum=grpc.health.v1.HealthCheckResponse_ServingStatus" json:"status,omitempty"`
 }
@@ -78,6 +84,13 @@ func (m *HealthCheckResponse) String() string            { return proto.CompactT
 func (*HealthCheckResponse) ProtoMessage()               {}
 func (*HealthCheckResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
+func (m *HealthCheckResponse) GetStatus() HealthCheckResponse_ServingStatus {
+	if m != nil {
+		return m.Status
+	}
+	return HealthCheckResponse_UNKNOWN
+}
+
 func init() {
 	proto.RegisterType((*HealthCheckRequest)(nil), "grpc.health.v1.HealthCheckRequest")
 	proto.RegisterType((*HealthCheckResponse)(nil), "grpc.health.v1.HealthCheckResponse")
@@ -153,24 +166,25 @@ var _Health_serviceDesc = grpc.ServiceDesc{
 		},
 	},
 	Streams:  []grpc.StreamDesc{},
-	Metadata: "health.proto",
+	Metadata: "grpc_health_v1/health.proto",
 }
 
-func init() { proto.RegisterFile("health.proto", fileDescriptor0) }
+func init() { proto.RegisterFile("grpc_health_v1/health.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 204 bytes of a gzipped FileDescriptorProto
+	// 213 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0xc9, 0x48, 0x4d, 0xcc,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x92, 0x4e, 0x2f, 0x2a, 0x48,
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+	0x0f, 0x30, 0xc7, 0x39, 0x23, 0x35, 0x39, 0x3b, 0x28, 0xb5, 0xb0, 0x34, 0xb5, 0xb8, 0x44, 0x48,
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+	0x82, 0x8b, 0xbd, 0x38, 0xb5, 0xa8, 0x2c, 0x33, 0x39, 0x55, 0x82, 0x51, 0x81, 0x51, 0x83, 0x33,
-	0x0d, 0xc5, 0x05, 0xf9, 0x79, 0xc5, 0xa9, 0x42, 0x9e, 0x5c, 0x6c, 0xc5, 0x25, 0x89, 0x25, 0xa5,
+	0x08, 0xc6, 0x55, 0x9a, 0xc3, 0xc8, 0x25, 0x8c, 0xa2, 0xa1, 0xb8, 0x20, 0x3f, 0xaf, 0x38, 0x55,
-	0xc5, 0x60, 0x0d, 0x7c, 0x46, 0x86, 0x7a, 0xa8, 0x16, 0xe9, 0x61, 0xd1, 0xa4, 0x17, 0x0c, 0x32,
+	0xc8, 0x93, 0x8b, 0xad, 0xb8, 0x24, 0xb1, 0xa4, 0xb4, 0x18, 0xac, 0x81, 0xcf, 0xc8, 0x50, 0x0f,
-	0x34, 0x2f, 0x3d, 0x18, 0xac, 0x31, 0x08, 0x6a, 0x80, 0x92, 0x15, 0x17, 0x2f, 0x8a, 0x84, 0x10,
+	0xd5, 0x22, 0x3d, 0x2c, 0x9a, 0xf4, 0x82, 0x41, 0x86, 0xe6, 0xa5, 0x07, 0x83, 0x35, 0x06, 0x41,
-	0x37, 0x17, 0x7b, 0xa8, 0x9f, 0xb7, 0x9f, 0x7f, 0xb8, 0x9f, 0x00, 0x03, 0x88, 0x13, 0xec, 0x1a,
+	0x0d, 0x50, 0xb2, 0xe2, 0xe2, 0x45, 0x91, 0x10, 0xe2, 0xe6, 0x62, 0x0f, 0xf5, 0xf3, 0xf6, 0xf3,
-	0x14, 0xe6, 0xe9, 0xe7, 0x2e, 0xc0, 0x28, 0xc4, 0xcf, 0xc5, 0xed, 0xe7, 0x1f, 0x12, 0x0f, 0x13,
+	0x0f, 0xf7, 0x13, 0x60, 0x00, 0x71, 0x82, 0x5d, 0x83, 0xc2, 0x3c, 0xfd, 0xdc, 0x05, 0x18, 0x85,
-	0x60, 0x32, 0x8a, 0xe2, 0x62, 0x83, 0x58, 0x24, 0x14, 0xc0, 0xc5, 0x0a, 0xb6, 0x4c, 0x48, 0x09,
+	0xf8, 0xb9, 0xb8, 0xfd, 0xfc, 0x43, 0xe2, 0x61, 0x02, 0x4c, 0x46, 0x51, 0x5c, 0x6c, 0x10, 0x8b,
-	0xaf, 0x4b, 0xc0, 0xfe, 0x95, 0x52, 0x26, 0xc2, 0xb5, 0x49, 0x6c, 0xe0, 0x10, 0x34, 0x06, 0x04,
+	0x84, 0x02, 0xb8, 0x58, 0xc1, 0x96, 0x09, 0x29, 0xe1, 0x75, 0x09, 0xd8, 0xbf, 0x52, 0xca, 0x44,
-	0x00, 0x00, 0xff, 0xff, 0xac, 0x56, 0x2a, 0xcb, 0x51, 0x01, 0x00, 0x00,
+	0xb8, 0x36, 0x89, 0x0d, 0x1c, 0x82, 0xc6, 0x80, 0x00, 0x00, 0x00, 0xff, 0xff, 0x53, 0x2b, 0x65,
+	0x20, 0x60, 0x01, 0x00, 0x00,
 }

health/health.go

@@ -16,6 +16,8 @@
  *
  */
 
+//go:generate protoc --go_out=plugins=grpc:. grpc_health_v1/health.proto
+
 // Package health provides some utility functions to health-check a server. The implementation
 // is based on protobuf. Users need to write their own implementations if other IDLs are used.
 package health

install-protobuf.sh

@@ -0,0 +1,23 @@
+#!/usr/bin/env bash
+
+set -ex
+
+die() {
+    echo "$@" >&2
+    exit 1
+}
+
+case "$PROTOBUF_VERSION" in
+3*)
+    basename=protoc-$PROTOBUF_VERSION
+    ;;
+*)
+    die "unknown protobuf version: $PROTOBUF_VERSION"
+    ;;
+esac
+
+cd /home/travis
+
+wget https://github.com/google/protobuf/releases/download/v$PROTOBUF_VERSION/$basename-linux-x86_64.zip
+unzip $basename-linux-x86_64.zip
+bin/protoc --version

interop/grpc_testing/test.pb.go

@@ -1,12 +1,11 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
-// source: test.proto
+// source: grpc_testing/test.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_testing is a generated protocol buffer package.
 
 It is generated from these files:
-	test.proto
+	grpc_testing/test.proto
 
 It has these top-level messages:
 	Empty
@@ -789,7 +788,7 @@ var _TestService_serviceDesc = grpc.ServiceDesc{
 			ClientStreams: true,
 		},
 	},
-	Metadata: "test.proto",
+	Metadata: "grpc_testing/test.proto",
 }
 
 // Client API for UnimplementedService service
@@ -855,52 +854,52 @@ var _UnimplementedService_serviceDesc = grpc.ServiceDesc{
 		},
 	},
 	Streams:  []grpc.StreamDesc{},
-	Metadata: fileDescriptor0,
+	Metadata: "grpc_testing/test.proto",
 }
 
-func init() { proto.RegisterFile("test.proto", fileDescriptor0) }
+func init() { proto.RegisterFile("grpc_testing/test.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 649 bytes of a gzipped FileDescriptorProto
+	// 656 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xbc, 0x54, 0x4d, 0x6f, 0xd3, 0x40,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xbc, 0x54, 0x4d, 0x6f, 0xd3, 0x40,
-	0x10, 0xc5, 0x69, 0x42, 0xda, 0x49, 0x6a, 0xc2, 0x94, 0x0a, 0x37, 0x45, 0x22, 0x32, 0x07, 0x0c,
+	0x10, 0xc5, 0x69, 0x42, 0xda, 0x49, 0x6a, 0xc2, 0x94, 0xaa, 0x6e, 0x8a, 0x44, 0x64, 0x0e, 0x18,
-	0x12, 0x01, 0x45, 0x82, 0x03, 0x12, 0xa0, 0xd2, 0xa6, 0xa2, 0x52, 0xdb, 0x14, 0xbb, 0x39, 0x47,
+	0x24, 0x52, 0x14, 0x09, 0x0e, 0x48, 0x80, 0x4a, 0x9b, 0x8a, 0x4a, 0x6d, 0x53, 0xec, 0xe6, 0x1c,
-	0x4b, 0x32, 0x75, 0x2d, 0xf9, 0x0b, 0x7b, 0x5d, 0x91, 0x1e, 0xf8, 0x33, 0xfc, 0x08, 0x0e, 0xfc,
+	0x2d, 0xc9, 0xd4, 0xb5, 0xe4, 0x2f, 0xec, 0x75, 0x45, 0x7a, 0xe0, 0xcf, 0xf0, 0x23, 0x38, 0xf0,
-	0x39, 0xb4, 0x6b, 0x3b, 0x71, 0xd2, 0x54, 0x34, 0x7c, 0xdd, 0x76, 0xdf, 0xbe, 0xf9, 0x78, 0x33,
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-	0xff, 0xdd, 0xb5, 0x50, 0x6f, 0xa2, 0x07, 0x00, 0x00,
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 }

interop/test_utils.go

@@ -16,6 +16,8 @@
  *
  */
 
+//go:generate protoc --go_out=plugins=grpc:. grpc_testing/test.proto
+
 package interop
 
 import (

reflection/grpc_reflection_v1alpha/reflection.pb.go

@@ -1,12 +1,11 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
-// source: reflection.proto
+// source: grpc_reflection_v1alpha/reflection.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_reflection_v1alpha is a generated protocol buffer package.
 
 It is generated from these files:
-	reflection.proto
+	grpc_reflection_v1alpha/reflection.proto
 
 It has these top-level messages:
 	ServerReflectionRequest
@@ -94,6 +93,13 @@ func (m *ServerReflectionRequest) GetMessageRequest() isServerReflectionRequest_
 	return nil
 }
 
+func (m *ServerReflectionRequest) GetHost() string {
+	if m != nil {
+		return m.Host
+	}
+	return ""
+}
+
 func (m *ServerReflectionRequest) GetFileByFilename() string {
 	if x, ok := m.GetMessageRequest().(*ServerReflectionRequest_FileByFilename); ok {
 		return x.FileByFilename
@@ -257,6 +263,20 @@ func (m *ExtensionRequest) String() string            { return proto.CompactText
 func (*ExtensionRequest) ProtoMessage()               {}
 func (*ExtensionRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
+func (m *ExtensionRequest) GetContainingType() string {
+	if m != nil {
+		return m.ContainingType
+	}
+	return ""
+}
+
+func (m *ExtensionRequest) GetExtensionNumber() int32 {
+	if m != nil {
+		return m.ExtensionNumber
+	}
+	return 0
+}
+
 // The message sent by the server to answer ServerReflectionInfo method.
 type ServerReflectionResponse struct {
 	ValidHost       string                   `protobuf:"bytes,1,opt,name=valid_host,json=validHost" json:"valid_host,omitempty"`
@@ -307,6 +327,13 @@ func (m *ServerReflectionResponse) GetMessageResponse() isServerReflectionRespon
 	return nil
 }
 
+func (m *ServerReflectionResponse) GetValidHost() string {
+	if m != nil {
+		return m.ValidHost
+	}
+	return ""
+}
+
 func (m *ServerReflectionResponse) GetOriginalRequest() *ServerReflectionRequest {
 	if m != nil {
 		return m.OriginalRequest
@@ -469,13 +496,20 @@ func (m *FileDescriptorResponse) String() string            { return proto.Compa
 func (*FileDescriptorResponse) ProtoMessage()               {}
 func (*FileDescriptorResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{3} }
 
+func (m *FileDescriptorResponse) GetFileDescriptorProto() [][]byte {
+	if m != nil {
+		return m.FileDescriptorProto
+	}
+	return nil
+}
+
 // A list of extension numbers sent by the server answering
 // all_extension_numbers_of_type request.
 type ExtensionNumberResponse struct {
 	// Full name of the base type, including the package name. The format
 	// is <package>.<type>
 	BaseTypeName    string  `protobuf:"bytes,1,opt,name=base_type_name,json=baseTypeName" json:"base_type_name,omitempty"`
-	ExtensionNumber []int32 `protobuf:"varint,2,rep,name=extension_number,json=extensionNumber" json:"extension_number,omitempty"`
+	ExtensionNumber []int32 `protobuf:"varint,2,rep,packed,name=extension_number,json=extensionNumber" json:"extension_number,omitempty"`
 }
 
 func (m *ExtensionNumberResponse) Reset()                    { *m = ExtensionNumberResponse{} }
@@ -483,6 +517,20 @@ func (m *ExtensionNumberResponse) String() string            { return proto.Comp
 func (*ExtensionNumberResponse) ProtoMessage()               {}
 func (*ExtensionNumberResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{4} }
 
+func (m *ExtensionNumberResponse) GetBaseTypeName() string {
+	if m != nil {
+		return m.BaseTypeName
+	}
+	return ""
+}
+
+func (m *ExtensionNumberResponse) GetExtensionNumber() []int32 {
+	if m != nil {
+		return m.ExtensionNumber
+	}
+	return nil
+}
+
 // A list of ServiceResponse sent by the server answering list_services request.
 type ListServiceResponse struct {
 	// The information of each service may be expanded in the future, so we use
@@ -515,6 +563,13 @@ func (m *ServiceResponse) String() string            { return proto.CompactTextS
 func (*ServiceResponse) ProtoMessage()               {}
 func (*ServiceResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{6} }
 
+func (m *ServiceResponse) GetName() string {
+	if m != nil {
+		return m.Name
+	}
+	return ""
+}
+
 // The error code and error message sent by the server when an error occurs.
 type ErrorResponse struct {
 	// This field uses the error codes defined in grpc::StatusCode.
@@ -527,6 +582,20 @@ func (m *ErrorResponse) String() string            { return proto.CompactTextStr
 func (*ErrorResponse) ProtoMessage()               {}
 func (*ErrorResponse) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{7} }
 
+func (m *ErrorResponse) GetErrorCode() int32 {
+	if m != nil {
+		return m.ErrorCode
+	}
+	return 0
+}
+
+func (m *ErrorResponse) GetErrorMessage() string {
+	if m != nil {
+		return m.ErrorMessage
+	}
+	return ""
+}
+
 func init() {
 	proto.RegisterType((*ServerReflectionRequest)(nil), "grpc.reflection.v1alpha.ServerReflectionRequest")
 	proto.RegisterType((*ExtensionRequest)(nil), "grpc.reflection.v1alpha.ExtensionRequest")
@@ -643,52 +712,52 @@ var _ServerReflection_serviceDesc = grpc.ServiceDesc{
 			ClientStreams: true,
 		},
 	},
-	Metadata: "reflection.proto",
+	Metadata: "grpc_reflection_v1alpha/reflection.proto",
 }
 
-func init() { proto.RegisterFile("reflection.proto", fileDescriptor0) }
+func init() { proto.RegisterFile("grpc_reflection_v1alpha/reflection.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 646 bytes of a gzipped FileDescriptorProto
+	// 656 bytes of a gzipped FileDescriptorProto
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+	0x3a, 0x77, 0x09, 0x21, 0xa4, 0x44, 0xa7, 0x4f, 0x30, 0xdf, 0xee, 0xde, 0xb7, 0xbb, 0xdf, 0xb7,
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-	0x51, 0xe5, 0xb8, 0x32, 0xab, 0x4b, 0xe9, 0x5f, 0xfc, 0x09, 0x00, 0x00, 0xff, 0xff, 0xe9, 0x3f,
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-	0x7b, 0x08, 0x87, 0x06, 0x00, 0x00,
+	0xf4, 0x2f, 0xff, 0x06, 0x00, 0x00, 0xff, 0xff, 0x85, 0x02, 0x09, 0x9d, 0x9f, 0x06, 0x00, 0x00,
 }

reflection/grpc_testing/proto2.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: proto2.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_testing is a generated protocol buffer package.
@@ -69,7 +68,7 @@ func init() { proto.RegisterFile("proto2.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
 	// 86 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x29, 0x28, 0xca, 0x2f,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0xe2, 0x29, 0x28, 0xca, 0x2f,
 	0xc9, 0x37, 0xd2, 0x03, 0x53, 0x42, 0x3c, 0xe9, 0x45, 0x05, 0xc9, 0x7a, 0x25, 0xa9, 0xc5, 0x25,
 	0x99, 0x79, 0xe9, 0x4a, 0x6a, 0x5c, 0x3c, 0x21, 0xf9, 0x4e, 0xa9, 0xae, 0x15, 0x25, 0xa9, 0x79,
 	0x29, 0xa9, 0x29, 0x42, 0x02, 0x5c, 0xcc, 0x69, 0xf9, 0xf9, 0x12, 0x8c, 0x0a, 0x4c, 0x1a, 0xac,

reflection/grpc_testing/proto2_ext.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: proto2_ext.proto
-// DO NOT EDIT!
 
 package grpc_testing
 
@@ -68,7 +67,7 @@ func init() { proto.RegisterFile("proto2_ext.proto", fileDescriptor1) }
 
 var fileDescriptor1 = []byte{
 	// 179 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0x12, 0x28, 0x28, 0xca, 0x2f,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x12, 0x28, 0x28, 0xca, 0x2f,
 	0xc9, 0x37, 0x8a, 0x4f, 0xad, 0x28, 0xd1, 0x03, 0x33, 0x85, 0x78, 0xd2, 0x8b, 0x0a, 0x92, 0xf5,
 	0x4a, 0x52, 0x8b, 0x4b, 0x32, 0xf3, 0xd2, 0xa5, 0x78, 0x20, 0xf2, 0x10, 0x39, 0x29, 0x2e, 0x90,
 	0x30, 0x84, 0xad, 0xa4, 0xca, 0xc5, 0xe9, 0x5a, 0x51, 0x92, 0x9a, 0x57, 0x9c, 0x99, 0x9f, 0x27,

reflection/grpc_testing/proto2_ext2.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: proto2_ext2.proto
-// DO NOT EDIT!
 
 package grpc_testing
 
@@ -58,7 +57,7 @@ func init() { proto.RegisterFile("proto2_ext2.proto", fileDescriptor2) }
 
 var fileDescriptor2 = []byte{
 	// 165 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0x12, 0x2c, 0x28, 0xca, 0x2f,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x12, 0x2c, 0x28, 0xca, 0x2f,
 	0xc9, 0x37, 0x8a, 0x4f, 0xad, 0x28, 0x31, 0xd2, 0x03, 0xb3, 0x85, 0x78, 0xd2, 0x8b, 0x0a, 0x92,
 	0xf5, 0x4a, 0x52, 0x8b, 0x4b, 0x32, 0xf3, 0xd2, 0xa5, 0x78, 0x20, 0x0a, 0x20, 0x72, 0x4a, 0x36,
 	0x5c, 0x02, 0x8e, 0x79, 0xf9, 0x25, 0x19, 0xa9, 0x45, 0xae, 0x15, 0x25, 0xa9, 0x79, 0xc5, 0x99,

reflection/grpc_testing/test.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: test.proto
-// DO NOT EDIT!
 
 package grpc_testing
 
@@ -230,7 +229,7 @@ func init() { proto.RegisterFile("test.proto", fileDescriptor3) }
 
 var fileDescriptor3 = []byte{
 	// 231 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xa4, 0x91, 0xbd, 0x4a, 0xc5, 0x40,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xa4, 0x91, 0xbd, 0x4a, 0xc5, 0x40,
 	0x10, 0x85, 0x59, 0x83, 0xd1, 0x3b, 0xfe, 0x32, 0x58, 0x84, 0x68, 0x11, 0xae, 0x08, 0xa9, 0x16,
 	0xb9, 0xd6, 0x56, 0xb6, 0x16, 0xb2, 0x79, 0x82, 0x6b, 0x18, 0xe2, 0x42, 0x4c, 0x36, 0x33, 0x13,
 	0xc1, 0x87, 0xb1, 0xf5, 0x39, 0x25, 0x59, 0x23, 0x0a, 0x62, 0x63, 0xb7, 0xe7, 0xe3, 0xcc, 0xb7,

reflection/serverreflection.go

@@ -16,6 +16,8 @@
  *
  */
 
+//go:generate protoc --go_out=plugins=grpc:. grpc_reflection_v1alpha/reflection.proto
+
 /*
 Package reflection implements server reflection service.
 

reflection/serverreflection_test.go

@@ -16,6 +16,11 @@
  *
  */
 
+//go:generate protoc -I grpc_testing --go_out=plugins=grpc:grpc_testing/ grpc_testing/proto2.proto grpc_testing/proto2_ext.proto grpc_testing/proto2_ext2.proto grpc_testing/test.proto
+
+// Note: grpc_testingv3/testv3.pb.go is not re-generated because it was
+// intentionally generated by an older version of protoc-gen-go.
+
 package reflection
 
 import (

stats/grpc_testing/test.pb.go

@@ -1,12 +1,11 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
-// source: test.proto
+// source: grpc_testing/test.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_testing is a generated protocol buffer package.
 
 It is generated from these files:
-	test.proto
+	grpc_testing/test.proto
 
 It has these top-level messages:
 	SimpleRequest
@@ -347,24 +346,24 @@ var _TestService_serviceDesc = grpc.ServiceDesc{
 			ServerStreams: true,
 		},
 	},
-	Metadata: "test.proto",
+	Metadata: "grpc_testing/test.proto",
 }
 
-func init() { proto.RegisterFile("test.proto", fileDescriptor0) }
+func init() { proto.RegisterFile("grpc_testing/test.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 196 bytes of a gzipped FileDescriptorProto
+	// 202 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x2a, 0x49, 0x2d, 0x2e,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x12, 0x4f, 0x2f, 0x2a, 0x48,
-	0xd1, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0xe2, 0x49, 0x2f, 0x2a, 0x48, 0xd6, 0x03, 0x09, 0x64,
+	0x8e, 0x2f, 0x49, 0x2d, 0x2e, 0xc9, 0xcc, 0x4b, 0xd7, 0x07, 0xd1, 0x7a, 0x05, 0x45, 0xf9, 0x25,
-	0xe6, 0xa5, 0x2b, 0xc9, 0x73, 0xf1, 0x06, 0x67, 0xe6, 0x16, 0xe4, 0xa4, 0x06, 0xa5, 0x16, 0x96,
+	0xf9, 0x42, 0x3c, 0x20, 0x09, 0x3d, 0xa8, 0x84, 0x92, 0x3c, 0x17, 0x6f, 0x70, 0x66, 0x6e, 0x41,
-	0xa6, 0x16, 0x97, 0x08, 0xf1, 0x71, 0x31, 0x65, 0xa6, 0x48, 0x30, 0x29, 0x30, 0x6a, 0xb0, 0x06,
+	0x4e, 0x6a, 0x50, 0x6a, 0x61, 0x69, 0x6a, 0x71, 0x89, 0x10, 0x1f, 0x17, 0x53, 0x66, 0x8a, 0x04,
-	0x31, 0x65, 0xa6, 0x28, 0x29, 0x70, 0xf1, 0xc1, 0x14, 0x14, 0x17, 0xe4, 0xe7, 0x15, 0xa7, 0x42,
+	0x93, 0x02, 0xa3, 0x06, 0x6b, 0x10, 0x53, 0x66, 0x8a, 0x92, 0x02, 0x17, 0x1f, 0x4c, 0x41, 0x71,
-	0x55, 0x30, 0xc3, 0x54, 0x18, 0x9d, 0x60, 0xe2, 0xe2, 0x0e, 0x49, 0x2d, 0x2e, 0x09, 0x4e, 0x2d,
+	0x41, 0x7e, 0x5e, 0x71, 0x2a, 0x54, 0x05, 0x33, 0x4c, 0x85, 0xd1, 0x09, 0x26, 0x2e, 0xee, 0x90,
-	0x2a, 0xcb, 0x4c, 0x4e, 0x15, 0x72, 0xe3, 0xe2, 0x0c, 0xcd, 0x4b, 0x2c, 0xaa, 0x74, 0x4e, 0xcc,
+	0xd4, 0xe2, 0x92, 0xe0, 0xd4, 0xa2, 0xb2, 0xcc, 0xe4, 0x54, 0x21, 0x37, 0x2e, 0xce, 0xd0, 0xbc,
-	0xc9, 0x11, 0x92, 0xd6, 0x43, 0xb6, 0x4e, 0x0f, 0xc5, 0x2e, 0x29, 0x19, 0xec, 0x92, 0x50, 0x7b,
+	0xc4, 0xa2, 0x4a, 0xe7, 0xc4, 0x9c, 0x1c, 0x21, 0x69, 0x3d, 0x64, 0xeb, 0xf4, 0x50, 0xec, 0x92,
-	0xfc, 0xb9, 0xf8, 0xdc, 0x4a, 0x73, 0x72, 0x5c, 0x4a, 0x0b, 0x72, 0x52, 0x2b, 0x28, 0x34, 0x4c,
+	0x92, 0xc1, 0x2e, 0x09, 0xb5, 0xc7, 0x9f, 0x8b, 0xcf, 0xad, 0x34, 0x27, 0xc7, 0xa5, 0xb4, 0x20,
-	0x83, 0xd1, 0x80, 0x51, 0xc8, 0x9f, 0x4b, 0xc0, 0x39, 0x27, 0x33, 0x35, 0xaf, 0x24, 0xb8, 0xa4,
+	0x27, 0xb5, 0x82, 0x42, 0xc3, 0x34, 0x18, 0x0d, 0x18, 0x85, 0xfc, 0xb9, 0x04, 0x9c, 0x73, 0x32,
-	0x28, 0x35, 0x31, 0x97, 0x62, 0x23, 0x41, 0x06, 0x82, 0x3c, 0x9d, 0x5a, 0x44, 0x15, 0x03, 0x0d,
+	0x53, 0xf3, 0x4a, 0x82, 0x4b, 0x8a, 0x52, 0x13, 0x73, 0x29, 0x36, 0x12, 0x64, 0x20, 0xc8, 0xd3,
-	0x18, 0x93, 0xd8, 0xc0, 0x51, 0x64, 0x0c, 0x08, 0x00, 0x00, 0xff, 0xff, 0x61, 0x49, 0x59, 0xe6,
+	0xa9, 0x45, 0x54, 0x31, 0xd0, 0x80, 0x31, 0x89, 0x0d, 0x1c, 0x45, 0xc6, 0x80, 0x00, 0x00, 0x00,
-	0xb0, 0x01, 0x00, 0x00,
+	0xff, 0xff, 0x4c, 0x43, 0x27, 0x67, 0xbd, 0x01, 0x00, 0x00,
 }

stats/stats.go

@@ -16,6 +16,8 @@
  *
  */
 
+//go:generate protoc --go_out=plugins=grpc:. grpc_testing/test.proto
+
 // Package stats is for collecting and reporting various network and RPC stats.
 // This package is for monitoring purpose only. All fields are read-only.
 // All APIs are experimental.

stress/client/main.go

@@ -16,6 +16,8 @@
  *
  */
 
+//go:generate protoc -I ../grpc_testing --go_out=plugins=grpc:../grpc_testing ../grpc_testing/metrics.proto
+
 // client starts an interop client to do stress test and a metrics server to report qps.
 package main
 

stress/grpc_testing/metrics.pb.go

@@ -1,6 +1,5 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
 // source: metrics.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_testing is a generated protocol buffer package.
@@ -75,6 +74,13 @@ func (m *GaugeResponse) GetValue() isGaugeResponse_Value {
 	return nil
 }
 
+func (m *GaugeResponse) GetName() string {
+	if m != nil {
+		return m.Name
+	}
+	return ""
+}
+
 func (m *GaugeResponse) GetLongValue() int64 {
 	if x, ok := m.GetValue().(*GaugeResponse_LongValue); ok {
 		return x.LongValue
@@ -185,6 +191,13 @@ func (m *GaugeRequest) String() string            { return proto.CompactTextStri
 func (*GaugeRequest) ProtoMessage()               {}
 func (*GaugeRequest) Descriptor() ([]byte, []int) { return fileDescriptor0, []int{1} }
 
+func (m *GaugeRequest) GetName() string {
+	if m != nil {
+		return m.Name
+	}
+	return ""
+}
+
 type EmptyMessage struct {
 }
 
@@ -341,21 +354,21 @@ var _MetricsService_serviceDesc = grpc.ServiceDesc{
 func init() { proto.RegisterFile("metrics.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 253 bytes of a gzipped FileDescriptorProto
+	// 256 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0xcd, 0x4d, 0x2d, 0x29,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0x7c, 0x91, 0x3f, 0x4f, 0xc3, 0x30,
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+	0x10, 0xc5, 0x6b, 0x5a, 0xfe, 0xf4, 0x70, 0x3b, 0x78, 0xaa, 0xca, 0x40, 0x14, 0x96, 0x4c, 0x11,
-	0x2b, 0x49, 0x2d, 0x2e, 0xc9, 0xcc, 0x4b, 0x57, 0x9a, 0xce, 0xc8, 0xc5, 0xeb, 0x9e, 0x58, 0x9a,
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-	0x9b, 0x2a, 0xc1, 0xa8, 0xc0, 0xa8, 0xc1, 0x19, 0x04, 0x66, 0x0b, 0xc9, 0x73, 0x71, 0xe5, 0xe4,
+	0xf7, 0xfc, 0xfc, 0x9e, 0x0f, 0x66, 0x35, 0xb2, 0xab, 0x4a, 0x4a, 0x5b, 0x67, 0xd9, 0x2a, 0xa9,
-	0xe7, 0xa5, 0xc7, 0x97, 0x25, 0xe6, 0x94, 0xa6, 0x4a, 0x30, 0x01, 0x65, 0x98, 0x3d, 0x18, 0x82,
+	0x5d, 0x5b, 0xa6, 0x8c, 0xc4, 0x55, 0xa3, 0xe3, 0x6f, 0x01, 0xb3, 0xac, 0xe8, 0x34, 0xe6, 0x48,
-	0x38, 0x41, 0x62, 0x61, 0x20, 0x21, 0x21, 0x65, 0x2e, 0x9e, 0x94, 0xfc, 0xd2, 0xa4, 0x9c, 0x54,
+	0xad, 0x6d, 0x08, 0x95, 0x82, 0x49, 0x53, 0xd4, 0xb8, 0x10, 0x91, 0x48, 0xa6, 0x79, 0x38, 0xab,
-	0xa8, 0x12, 0x66, 0xa0, 0x12, 0x46, 0xa0, 0x12, 0x6e, 0x88, 0x28, 0x5c, 0x51, 0x31, 0xd0, 0x25,
+	0x6b, 0x00, 0x63, 0x1b, 0xfd, 0xbe, 0x2d, 0x4c, 0x87, 0x8b, 0x93, 0x48, 0x24, 0xe3, 0xd5, 0x28,
-	0x70, 0x73, 0x58, 0x40, 0x36, 0x80, 0x14, 0x41, 0x44, 0xc1, 0x8a, 0x9c, 0xd8, 0xb9, 0x58, 0xc1,
+	0x9f, 0x7a, 0xf6, 0xe6, 0x91, 0xba, 0x01, 0xf9, 0x61, 0xbb, 0x8d, 0xc1, 0x9d, 0x64, 0x1c, 0x89,
-	0xb2, 0x4a, 0x4a, 0x5c, 0x3c, 0x50, 0x87, 0x15, 0x96, 0x02, 0x1d, 0x8b, 0xcd, 0x5d, 0x4a, 0x7c,
+	0x44, 0xac, 0x46, 0xf9, 0x65, 0x4f, 0xf7, 0x22, 0x62, 0x57, 0xed, 0x7d, 0x26, 0xfe, 0x05, 0x2f,
-	0x5c, 0x3c, 0xae, 0xb9, 0x05, 0x25, 0x95, 0xbe, 0xa9, 0xc5, 0xc5, 0x89, 0xe9, 0xa9, 0x46, 0x0b,
+	0xea, 0x69, 0x10, 0x3d, 0x9e, 0xc3, 0x69, 0x98, 0xc6, 0x31, 0xc8, 0x5d, 0xb0, 0xcf, 0x0e, 0x89,
-	0x18, 0xb9, 0xf8, 0x7c, 0x21, 0xbe, 0x0d, 0x4e, 0x2d, 0x2a, 0xcb, 0x4c, 0x4e, 0x15, 0xf2, 0x04,
+	0xff, 0xcb, 0x15, 0xcf, 0x41, 0x3e, 0xd7, 0x2d, 0x7f, 0xad, 0x91, 0xa8, 0xd0, 0x78, 0xf7, 0x23,
-	0x1a, 0x93, 0x5a, 0xe2, 0x98, 0x93, 0x03, 0x36, 0xac, 0x58, 0x48, 0x4a, 0x0f, 0xd9, 0xff, 0x7a,
+	0x60, 0xbe, 0xee, 0xdb, 0xbe, 0xa2, 0xdb, 0x56, 0x25, 0xaa, 0x17, 0x90, 0x19, 0xf2, 0x83, 0x31,
-	0xc8, 0xda, 0xa5, 0xa4, 0x51, 0xe5, 0x50, 0xc2, 0xc5, 0x80, 0x51, 0xc8, 0x99, 0x8b, 0x03, 0x68,
+	0xc1, 0x8c, 0xd4, 0x32, 0x1d, 0xf6, 0x4f, 0x87, 0xd7, 0x97, 0x57, 0x87, 0xb3, 0x83, 0x7f, 0xb9,
-	0x14, 0x58, 0x14, 0xdd, 0x18, 0x64, 0x97, 0xe2, 0x35, 0x26, 0x89, 0x0d, 0x1c, 0x0b, 0xc6, 0x80,
+	0x15, 0xea, 0x09, 0x2e, 0x32, 0xe4, 0x40, 0xff, 0xda, 0x0c, 0x93, 0x1e, 0xb5, 0xd9, 0x9c, 0x85,
-	0x00, 0x00, 0x00, 0xff, 0xff, 0x5e, 0x7d, 0xb2, 0xc9, 0x96, 0x01, 0x00, 0x00,
+	0x2d, 0xdc, 0xff, 0x06, 0x00, 0x00, 0xff, 0xff, 0x5e, 0x7d, 0xb2, 0xc9, 0x96, 0x01, 0x00, 0x00,
 }

test/codec_perf/perf.pb.go

@@ -1,12 +1,11 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
-// source: perf.proto
+// source: codec_perf/perf.proto
-// DO NOT EDIT!
 
 /*
 Package codec_perf is a generated protocol buffer package.
 
 It is generated from these files:
-	perf.proto
+	codec_perf/perf.proto
 
 It has these top-level messages:
 	Buffer
@@ -51,13 +50,13 @@ func init() {
 	proto.RegisterType((*Buffer)(nil), "codec.perf.Buffer")
 }
 
-func init() { proto.RegisterFile("perf.proto", fileDescriptor0) }
+func init() { proto.RegisterFile("codec_perf/perf.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 73 bytes of a gzipped FileDescriptorProto
+	// 78 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xe2, 0xe2, 0x2a, 0x48, 0x2d, 0x4a,
+	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0xff, 0xe2, 0x12, 0x4d, 0xce, 0x4f, 0x49,
-	0xd3, 0x2b, 0x28, 0xca, 0x2f, 0xc9, 0x17, 0xe2, 0x4a, 0xce, 0x4f, 0x49, 0x4d, 0xd6, 0x03, 0x89,
+	0x4d, 0x8e, 0x2f, 0x48, 0x2d, 0x4a, 0xd3, 0x07, 0x11, 0x7a, 0x05, 0x45, 0xf9, 0x25, 0xf9, 0x42,
-	0x28, 0xc9, 0x70, 0xb1, 0x39, 0x95, 0xa6, 0xa5, 0xa5, 0x16, 0x09, 0x09, 0x71, 0xb1, 0x24, 0xe5,
+	0x5c, 0x60, 0x61, 0x3d, 0x90, 0x88, 0x92, 0x0c, 0x17, 0x9b, 0x53, 0x69, 0x5a, 0x5a, 0x6a, 0x91,
-	0xa7, 0x54, 0x4a, 0x30, 0x2a, 0x30, 0x6a, 0xf0, 0x04, 0x81, 0xd9, 0x80, 0x00, 0x00, 0x00, 0xff,
+	0x90, 0x10, 0x17, 0x4b, 0x52, 0x7e, 0x4a, 0xa5, 0x04, 0xa3, 0x02, 0xa3, 0x06, 0x4f, 0x10, 0x98,
-	0xff, 0x3a, 0x58, 0x92, 0x53, 0x36, 0x00, 0x00, 0x00,
+	0x0d, 0x08, 0x00, 0x00, 0xff, 0xff, 0xdc, 0x93, 0x4c, 0x5f, 0x41, 0x00, 0x00, 0x00,
 }

test/end2end_test.go

@@ -16,6 +16,9 @@
  *
  */
 
+//go:generate protoc --go_out=plugins=grpc:. codec_perf/perf.proto
+//go:generate protoc --go_out=plugins=grpc:. grpc_testing/test.proto
+
 package test
 
 import (

test/grpc_testing/test.pb.go

@@ -1,12 +1,11 @@
-// Code generated by protoc-gen-go.
+// Code generated by protoc-gen-go. DO NOT EDIT.
-// source: test.proto
+// source: grpc_testing/test.proto
-// DO NOT EDIT!
 
 /*
 Package grpc_testing is a generated protocol buffer package.
 
 It is generated from these files:
-	test.proto
+	grpc_testing/test.proto
 
 It has these top-level messages:
 	Empty
@@ -742,47 +741,48 @@ var _TestService_serviceDesc = grpc.ServiceDesc{
 			ClientStreams: true,
 		},
 	},
-	Metadata: "test.proto",
+	Metadata: "grpc_testing/test.proto",
 }
 
-func init() { proto.RegisterFile("test.proto", fileDescriptor0) }
+func init() { proto.RegisterFile("grpc_testing/test.proto", fileDescriptor0) }
 
 var fileDescriptor0 = []byte{
-	// 567 bytes of a gzipped FileDescriptorProto
+	// 582 bytes of a gzipped FileDescriptorProto
-	0x1f, 0x8b, 0x08, 0x00, 0x00, 0x09, 0x6e, 0x88, 0x02, 0xff, 0xbc, 0x54, 0x51, 0x6f, 0xd2, 0x50,
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