Merge pull request #20 from matzew/0.2_start

WIP: Moving towards Spec 0.2
This commit is contained in:
Matthias Wessendorf 2018-12-08 10:37:01 +01:00 committed by GitHub
commit 9eac0fe83a
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21 changed files with 855 additions and 224 deletions

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@ -17,36 +17,24 @@ package io.cloudevents;
import java.net.URI;
import java.time.ZonedDateTime;
import java.util.Map;
import java.util.List;
import java.util.Optional;
/**
* An abstract event envelope, representing the 0.1 version of the <a href="https://github.com/cloudevents/spec/blob/master/spec.md">CNCF CloudEvent spec</a>.
* An abstract event envelope, representing the 0.2 version of the <a href="https://github.com/cloudevents/spec/blob/master/spec.md">CNCF CloudEvent spec</a>.
*
*/
public interface CloudEvent<T> {
// required
String EVENT_TYPE_KEY = "ce-eventType";
String CLOUD_EVENTS_VERSION_KEY = "ce-cloudEventsVersion";
String SOURCE_KEY = "ce-source";
String EVENT_ID_KEY = "ce-eventID";
// none-required
String EVENT_TYPE_VERSION_KEY = "ce-eventTypeVersion";
String EVENT_TIME_KEY = "ce-eventTime";
String SCHEMA_URL_KEY = "ce-schemaURL";
String HEADER_PREFIX = "ce-x-";
/**
* Type of occurrence which has happened. Often this property is used for routing, observability, policy enforcement, etc.
*/
String getEventType();
String getType();
/**
* The version of the CloudEvents specification which the event uses. This enables the interpretation of the context.
*/
String getCloudEventsVersion();
String getSepcVersion();
/**
* This describes the event producer. Often this will include information such as the type of the event source, the organization publishing the event, and some unique identifiers.
@ -57,16 +45,12 @@ public interface CloudEvent<T> {
/**
* ID of the event. The semantics of this string are explicitly undefined to ease the implementation of producers. Enables deduplication.
*/
String getEventID();
String getId();
/**
* The version of the eventType. This enables the interpretation of data by eventual consumers, requires the consumer to be knowledgeable about the producer.
*/
Optional<String> getEventTypeVersion();
/**
* Timestamp of when the event happened.
*/
Optional<ZonedDateTime> getEventTime();
Optional<ZonedDateTime> getTime();
/**
* A link to the schema that the data attribute adheres to.
@ -78,13 +62,13 @@ public interface CloudEvent<T> {
*/
Optional<String> getContentType();
/**
* This is for additional metadata and this does not have a mandated structure. This enables a place for custom fields a producer or middleware might want to include and provides a place to test metadata before adding them to the CloudEvents specification.
*/
Optional<Map> getExtensions();
/**
* The event payload. The payload depends on the eventType, schemaURL and eventTypeVersion, the payload is encoded into a media format which is specified by the contentType attribute (e.g. application/json).
*/
Optional<T> getData();
/**
*
*/
Optional<List<Extension>> getExtensions();
}

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@ -19,39 +19,40 @@ import io.cloudevents.impl.DefaultCloudEventImpl;
import java.net.URI;
import java.time.ZonedDateTime;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
/**
* Builder class to create a Java Object representing a CloudEvent implementation
* @param <T> type of the data field
*/
public class CloudEventBuilder<T> {
public class CloudEventBuilder<T> {
private final String cloudEventsVersion = "0.1";
private Map<?,?> extensions = new LinkedHashMap();
private String specversion;
private String contentType;
private String eventType;
private String type;
private URI source;
private String eventID;
private String eventTypeVersion;
private ZonedDateTime eventTime;
private String id;
private ZonedDateTime time;
private URI schemaURL;
private T data;
private final List<Extension> extensions = new ArrayList<>();
/**
* Type of occurrence which has happened. Often this property is used for routing, observability, policy enforcement, etc.
* The version of the CloudEvents specification which the event uses.
*/
public CloudEventBuilder<T> eventType(final String eventType) {
this.eventType = eventType;
public CloudEventBuilder<T> specVersion(final String specVersion) {
this.specversion = specVersion;
return this;
}
/**
* The version of the eventType. This enables the interpretation of data by eventual consumers, requires the consumer to be knowledgeable about the producer.
* Type of occurrence which has happened. Often this property is used for routing, observability, policy enforcement, etc.
*/
public CloudEventBuilder<T> eventTypeVersion(final String eventTypeVersion) {
this.eventTypeVersion = eventTypeVersion;
public CloudEventBuilder<T> type(final String type) {
this.type = type;
return this;
}
@ -68,16 +69,16 @@ public class CloudEventBuilder<T> {
/**
* ID of the event. The semantics of this string are explicitly undefined to ease the implementation of producers. Enables deduplication.
*/
public CloudEventBuilder<T> eventID(final String eventID) {
this.eventID = eventID;
public CloudEventBuilder<T> id(final String id) {
this.id = id;
return this;
}
/**
* Timestamp of when the event happened.
*/
public CloudEventBuilder<T> eventTime(final ZonedDateTime eventTime) {
this.eventTime = eventTime;
public CloudEventBuilder<T> time(final ZonedDateTime time) {
this.time = time;
return this;
}
@ -98,32 +99,32 @@ public class CloudEventBuilder<T> {
}
/**
* This is for additional metadata and this does not have a mandated structure. This enables a place for custom
* fields a producer or middleware might want to include and provides a place to test metadata before adding them
* to the CloudEvents specification.
*/
public CloudEventBuilder<T> extensions(final Map extensions) {
this.extensions = extensions;
return this;
}
/**
* The event payload. The payload depends on the eventType, schemaURL and eventTypeVersion, the payload is encoded into a media format which is specified by the contentType attribute (e.g. application/json).
* The event payload. The payload depends on the type and schemaURL, the payload is encoded into a media format which is specified by the contenttype attribute (e.g. application/json).
*/
public CloudEventBuilder<T> data(final T data) {
this.data = data;
return this;
}
public CloudEventBuilder<T> extension(final Extension extension) {
this.extensions.add(extension);
return this;
}
/**
* Constructs a new {@link CloudEvent} with the previously-set configuration.
*/
public CloudEvent<T> build() {
if (eventType == null || cloudEventsVersion == null || source == null || eventID == null) {
// forcing latest (default) version
if (specversion == null) {
specversion = SpecVersion.DEFAULT.toString();
}
if (type == null || source == null || id == null) {
throw new IllegalArgumentException("please provide all required fields");
}
return new DefaultCloudEventImpl<T>(eventType, cloudEventsVersion, source, eventID, eventTypeVersion, eventTime, schemaURL, contentType, extensions, data);
return new DefaultCloudEventImpl<T>(type, specversion, source, id, time, schemaURL, contentType, data, extensions);
}
}
}

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@ -0,0 +1,19 @@
/**
* Copyright 2018 The CloudEvents 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.
*/
package io.cloudevents;
public interface Extension {
}

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@ -0,0 +1,68 @@
/**
* Copyright 2018 The CloudEvents 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.
*/
package io.cloudevents;
import java.util.HashMap;
import java.util.Map;
public enum SpecVersion {
V_01("0.1"),
V_02("0.2"),
DEFAULT(V_02.toString());
private final String version;
SpecVersion(final String version) {
this.version = version;
}
@Override
public String toString() {
return version;
}
public String version() {
return version;
}
public static SpecVersion fromVersion(final String version) {
if (version == null)
return null;
final SpecVersion specVersion= VERSION_TO_SPEC.get(version);
if (specVersion == null)
throw new IllegalArgumentException();
return specVersion;
}
private static final Map<String, SpecVersion> VERSION_TO_SPEC =
new HashMap<>();
static
{
SpecVersion[] instances = SpecVersion.class.getEnumConstants();
for (int i = 0; i < instances.length; i++)
{
VERSION_TO_SPEC.put(instances[i].toString(), instances[i]);
}
}
}

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@ -0,0 +1,33 @@
package io.cloudevents.extensions;
import io.cloudevents.Extension;
public class DistributedTracingExtension implements Extension {
private String traceparent;
private String tracestate;
public String getTraceparent() {
return traceparent;
}
public void setTraceparent(String traceparent) {
this.traceparent = traceparent;
}
public String getTracestate() {
return tracestate;
}
public void setTracestate(String tracestate) {
this.tracestate = tracestate;
}
@Override
public String toString() {
return "DistributedTracingExtension{" +
"traceparent='" + traceparent + '\'' +
", tracestate='" + tracestate + '\'' +
'}';
}
}

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@ -0,0 +1,46 @@
/**
* Copyright 2018 The CloudEvents 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.
*/
package io.cloudevents.http;
import io.cloudevents.SpecVersion;
import static io.cloudevents.SpecVersion.V_01;
public interface HttpTransportAttributes {
// required attrs
String typeKey();
String specVersionKey();
String sourceKey();
String idKey();
// none-required attrs
String timeKey();
String schemaUrlKey();
static HttpTransportAttributes getHttpAttributesForSpec(final SpecVersion specVersion) {
switch (specVersion) {
case V_01: return new V01HttpTransportMappers();
case V_02:
case DEFAULT: return new V02HttpTransportMappers();
}
// you should not be here!
throw new IllegalArgumentException("Could not find proper version");
}
}

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@ -0,0 +1,51 @@
/**
* Copyright 2018 The CloudEvents 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.
*/
package io.cloudevents.http;
public class V01HttpTransportMappers implements HttpTransportAttributes {
public static final String SPEC_VERSION_KEY = "ce-cloudEventsVersion";
@Override
public String typeKey() {
return "ce-eventType";
}
@Override
public String specVersionKey() {
return SPEC_VERSION_KEY;
}
@Override
public String sourceKey() {
return "ce-source";
}
@Override
public String idKey() {
return "ce-eventID";
}
@Override
public String timeKey() {
return "ce-eventTime";
}
@Override
public String schemaUrlKey() {
return "ce-schemaURL";
}
}

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@ -0,0 +1,47 @@
/**
* Copyright 2018 The CloudEvents 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.
*/
package io.cloudevents.http;
public class V02HttpTransportMappers extends V01HttpTransportMappers {
public static final String SPEC_VERSION_KEY = "ce-specversion";
@Override
public String typeKey() {
return "ce-type";
}
@Override
public String specVersionKey() {
return SPEC_VERSION_KEY;
}
@Override
public String idKey() {
return "ce-id";
}
@Override
public String timeKey() {
return "ce-time";
}
@Override
public String schemaUrlKey() {
return "ce-schemaurl";
}
}

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@ -15,12 +15,17 @@
*/
package io.cloudevents.impl;
import com.fasterxml.jackson.annotation.JsonAlias;
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import io.cloudevents.CloudEvent;
import io.cloudevents.Extension;
import io.cloudevents.SpecVersion;
import java.io.Serializable;
import java.net.URI;
import java.time.ZonedDateTime;
import java.util.List;
import java.util.Map;
import java.util.Optional;
@ -29,32 +34,31 @@ import java.util.Optional;
*
* @param <T> generic type of the underlying data field.
*/
@JsonIgnoreProperties(value = { "eventTypeVersion", "extensions" }) // was removed from 0.1
public class DefaultCloudEventImpl<T> implements CloudEvent<T>, Serializable {
private static final long serialVersionUID = 1L;
private static final long serialVersionUID = 2L;
private String cloudEventsVersion = "0.1";
private Map extensions = null;
private String eventType = null;
private String specversion;
private String type = null;
private URI source = null;
private String eventID = null;
private String eventTypeVersion = null;
private ZonedDateTime eventTime = null;
private String id = null;
private ZonedDateTime time = null;
private URI schemaURL = null;
private String contentType = null;
private T data = null;
private List<Extension> extensions = null;
public DefaultCloudEventImpl(final String eventType, final String cloudEventsVersion, final URI source, final String eventID, final String eventTypeVersion, final ZonedDateTime eventTime, final URI schemaURL, final String contentType, final Map extensions, final T data) {
this.cloudEventsVersion = cloudEventsVersion;
this.extensions = extensions;
this.eventType = eventType;
public DefaultCloudEventImpl(final String type, final String specversion, final URI source, final String id, final ZonedDateTime time, final URI schemaURL, final String contentType, final T data, final List<Extension> extensions) {
this.specversion = specversion;
this.type = type;
this.source = source;
this.eventID = eventID;
this.eventTypeVersion = eventTypeVersion;
this.eventTime = eventTime;
this.id = id;
this.time = time;
this.schemaURL = schemaURL;
this.contentType = contentType;
this.data = data;
this.extensions = extensions;
}
DefaultCloudEventImpl() {
@ -62,18 +66,13 @@ public class DefaultCloudEventImpl<T> implements CloudEvent<T>, Serializable {
}
@Override
public String getCloudEventsVersion() {
return cloudEventsVersion;
public String getSepcVersion() {
return specversion;
}
@Override
public Optional<Map> getExtensions() {
return Optional.ofNullable(extensions);
}
@Override
public String getEventType() {
return eventType;
public String getType() {
return type;
}
@Override
@ -82,18 +81,13 @@ public class DefaultCloudEventImpl<T> implements CloudEvent<T>, Serializable {
}
@Override
public String getEventID() {
return eventID;
public String getId() {
return id;
}
@Override
public Optional<String> getEventTypeVersion() {
return Optional.ofNullable(eventTypeVersion);
}
@Override
public Optional<ZonedDateTime> getEventTime() {
return Optional.ofNullable(eventTime);
public Optional<ZonedDateTime> getTime() {
return Optional.ofNullable(time);
}
@Override
@ -111,36 +105,36 @@ public class DefaultCloudEventImpl<T> implements CloudEvent<T>, Serializable {
return Optional.ofNullable(data);
}
@Override
public Optional<List<Extension>> getExtensions() {
return Optional.ofNullable(extensions);
}
// protected setters, used for (JSON) deserialization
void setCloudEventsVersion(String cloudEventsVersion) {
this.cloudEventsVersion = cloudEventsVersion;
@JsonAlias({"specversion", "cloudEventsVersion"})
void setSpecversion(String specversion) {
this.specversion = specversion;
}
void setExtensions(Map extensions) {
this.extensions = extensions;
}
void setEventType(String eventType) {
this.eventType = eventType;
@JsonAlias({"type", "eventType"})
void setType(String type) {
this.type = type;
}
void setSource(URI source) {
this.source = source;
}
void setEventID(String eventID) {
this.eventID = eventID;
}
void setEventTypeVersion(String eventTypeVersion) {
this.eventTypeVersion = eventTypeVersion;
@JsonAlias({"id", "eventID"})
void setId(String id) {
this.id = id;
}
@JsonDeserialize(using = ZonedDateTimeDeserializer.class)
void setEventTime(ZonedDateTime eventTime) {
this.eventTime = eventTime;
@JsonAlias({"time", "eventTime"})
void setTime(ZonedDateTime time) {
this.time = time;
}
void setSchemaURL(URI schemaURL) {
@ -158,13 +152,11 @@ public class DefaultCloudEventImpl<T> implements CloudEvent<T>, Serializable {
@Override
public String toString() {
return "DefaultCloudEventImpl{" +
"cloudEventsVersion='" + cloudEventsVersion + '\'' +
", extensions=" + extensions +
", eventType='" + eventType + '\'' +
"specversion='" + specversion + '\'' +
", type='" + type + '\'' +
", source=" + source +
", eventID='" + eventID + '\'' +
", eventTypeVersion='" + eventTypeVersion + '\'' +
", eventTime=" + eventTime +
", id='" + id + '\'' +
", time=" + time +
", schemaURL=" + schemaURL +
", contentType='" + contentType + '\'' +
", data=" + data +

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@ -15,6 +15,7 @@
*/
package io.cloudevents;
import io.cloudevents.extensions.DistributedTracingExtension;
import org.junit.Test;
import java.net.URI;
@ -34,26 +35,21 @@ public class CloudEventBuilderTest {
final Map<String, String> keyValueStore = new HashMap<>();
keyValueStore.put("key1", "value1");
keyValueStore.put("key2", "value2");
final String eventId = UUID.randomUUID().toString();
final String id = UUID.randomUUID().toString();
final URI src = URI.create("/trigger");
final String eventType = "My.Cloud.Event.Type";
final String eventTypeVersion = "2.0";
final String type = "My.Cloud.Event.Type";
final ZonedDateTime eventTime = ZonedDateTime.now();
final String contentType = "application/json";
final URI schemaUri = URI.create("http://cloudevents.io/schema");
final Map<String, String> extensionData = new HashMap<>();
extensionData.put("foo", "bar");
// when
final CloudEvent<Map<String, String>> simpleKeyValueEvent = new CloudEventBuilder()
.data(keyValueStore)
.contentType(contentType)
.eventType(eventType)
.type(type)
.schemaURL(schemaUri)
.eventTypeVersion(eventTypeVersion)
.eventTime(eventTime)
.extensions(extensionData)
.eventID(eventId)
.time(eventTime)
.id(id)
.source(src)
.build();
@ -65,36 +61,139 @@ public class CloudEventBuilderTest {
});
assertThat(simpleKeyValueEvent.getContentType().get()).isEqualTo(contentType);
assertThat(simpleKeyValueEvent.getEventTime().get()).isEqualTo(eventTime);
assertThat(simpleKeyValueEvent.getEventID()).isEqualTo(eventId);
assertThat(simpleKeyValueEvent.getTime().get()).isEqualTo(eventTime);
assertThat(simpleKeyValueEvent.getId()).isEqualTo(id);
assertThat(simpleKeyValueEvent.getSchemaURL().get()).isEqualTo(schemaUri);
assertThat(simpleKeyValueEvent.getEventType()).isEqualTo(eventType);
assertThat(simpleKeyValueEvent.getType()).isEqualTo(type);
assertThat(simpleKeyValueEvent.getSource()).isEqualTo(src);
assertThat(simpleKeyValueEvent.getExtensions().get()).isEqualTo(extensionData);
assertThat(simpleKeyValueEvent.getCloudEventsVersion()).isEqualTo("0.1");
assertThat(simpleKeyValueEvent.getEventTypeVersion().get()).isEqualTo("2.0");
assertThat(simpleKeyValueEvent.getSepcVersion()).isEqualTo(SpecVersion.DEFAULT.toString());
}
@Test
public void testBuilderWithoutData() {
// given
final String eventId = UUID.randomUUID().toString();
final String id = UUID.randomUUID().toString();
final URI src = URI.create("/trigger");
final String eventType = "My.Cloud.Event.Type";
final String type = "My.Cloud.Event.Type";
// when
final CloudEvent<Map<String, String>> simpleKeyValueEvent = new CloudEventBuilder()
.eventType(eventType)
.eventID(eventId)
.type(type)
.id(id)
.source(src)
.build();
// than
assertThat(simpleKeyValueEvent.getData().isPresent()).isFalse();
assertThat(simpleKeyValueEvent.getEventTime().isPresent()).isFalse();
assertThat(simpleKeyValueEvent.getEventID()).isEqualTo(eventId);
assertThat(simpleKeyValueEvent.getEventType()).isEqualTo(eventType);
assertThat(simpleKeyValueEvent.getTime().isPresent()).isFalse();
assertThat(simpleKeyValueEvent.getId()).isEqualTo(id);
assertThat(simpleKeyValueEvent.getType()).isEqualTo(type);
assertThat(simpleKeyValueEvent.getSource()).isEqualTo(src);
assertThat(simpleKeyValueEvent.getCloudEventsVersion()).isEqualTo("0.1");
assertThat(simpleKeyValueEvent.getSepcVersion()).isEqualTo(SpecVersion.DEFAULT.toString());
}
@Test
public void testBuilderWithoutDataAndUrn() {
// given
final String id = UUID.randomUUID().toString();
final URI src = URI.create("urn:event:from:myapi/resourse/123");
final String type = "some.Cloud.Event.Type";
// when
final CloudEvent<Map<String, String>> simpleKeyValueEvent = new CloudEventBuilder()
.type(type)
.id(id)
.source(src)
.build();
// than
assertThat(simpleKeyValueEvent.getSource()).isEqualTo(src);
}
@Test
public void test01BuilderWithoutDataAndUrn() {
// given
final String id = UUID.randomUUID().toString();
final URI src = URI.create("urn:event:from:myapi/resourse/123");
final String type = "some.Cloud.Event.Type";
// when
final CloudEvent<Map<String, String>> simpleKeyValueEvent = new CloudEventBuilder()
.specVersion("0.1")
.type(type)
.id(id)
.source(src)
.build();
// than
assertThat(simpleKeyValueEvent.getSource()).isEqualTo(src);
assertThat(simpleKeyValueEvent.getSepcVersion()).isEqualTo(SpecVersion.V_01.toString());
}
@Test
public void testBuilderWithoutDataAndURISchema() {
// given
final String id = UUID.randomUUID().toString();
final URI src = URI.create("urn:event:from:myapi/resourse/123");
final String type = "some.Cloud.Event.Type";
final URI schema = URI.create("urn:oasis:names:specification:docbook:dtd:xml:4.1.2");
// when
final CloudEvent<Map<String, String>> simpleKeyValueEvent = new CloudEventBuilder()
.type(type)
.id(id)
.source(src)
.schemaURL(schema)
.build();
// than
assertThat(simpleKeyValueEvent.getSchemaURL().get()).isEqualTo(schema);
}
@Test
public void testBuilderWithoutDataAndMailto() {
// given
final String id = UUID.randomUUID().toString();
final URI src = URI.create("mailto:cncf-wg-serverless@lists.cncf.io");
final String type = "My.Cloud.Event.Type";
// when
final CloudEvent<Map<String, String>> simpleKeyValueEvent = new CloudEventBuilder()
.type(type)
.id(id)
.source(src)
.build();
// than
assertThat(simpleKeyValueEvent.getSource()).isEqualTo(src);
}
@Test
public void testBuilderWithoutDataAndDistributedTracingExtension() {
// given
final String id = UUID.randomUUID().toString();
final URI src = URI.create("mailto:cncf-wg-serverless@lists.cncf.io");
final String type = "My.Cloud.Event.Type";
final DistributedTracingExtension dte = new DistributedTracingExtension();
dte.setTraceparent("00-0af7651916cd43dd8448eb211c80319c-b7ad6b7169203331-01");
dte.setTracestate("congo=BleGNlZWRzIHRohbCBwbGVhc3VyZS4");
// when
final CloudEvent<Map<String, String>> simpleKeyValueEvent = new CloudEventBuilder()
.type(type)
.id(id)
.source(src)
.extension(dte)
.build();
// than
assertThat(simpleKeyValueEvent.getSource()).isEqualTo(src);
assertThat(simpleKeyValueEvent.getExtensions().get()).contains(dte);
Extension receivedDte = simpleKeyValueEvent.getExtensions().get().get(0);
assertThat(receivedDte).extracting("traceparent", "tracestate")
.contains("00-0af7651916cd43dd8448eb211c80319c-b7ad6b7169203331-01", "congo=BleGNlZWRzIHRohbCBwbGVhc3VyZS4");
}
}

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@ -28,9 +28,21 @@ import static org.assertj.core.api.Assertions.assertThat;
public class CloudEventJacksonTest {
@Test
public void testParseAzureJSON() {
CloudEvent<Map<String, ?>> ce = JacksonMapper.fromInputStream(Thread.currentThread().getContextClassLoader().getResourceAsStream("azure.json"));
assertThat(ce.getEventType()).isEqualTo("Microsoft.Storage.BlobCreated");
public void testParseAzure01JSON() {
CloudEvent<Map<String, ?>> ce = JacksonMapper.fromInputStream(Thread.currentThread().getContextClassLoader().getResourceAsStream("01_azure.json"));
assertThat(ce.getSepcVersion()).isEqualTo(SpecVersion.V_01.toString());
assertAzureCloudEvent(ce);
}
@Test
public void testParseAzure02JSON() {
CloudEvent<Map<String, ?>> ce = JacksonMapper.fromInputStream(Thread.currentThread().getContextClassLoader().getResourceAsStream("02_azure.json"));
assertThat(ce.getSepcVersion()).isEqualTo(SpecVersion.V_02.toString());
assertAzureCloudEvent(ce);
}
private void assertAzureCloudEvent(CloudEvent<Map<String, ?>> ce) {
assertThat(ce.getType()).isEqualTo("Microsoft.Storage.BlobCreated");
ce.getData().ifPresent(data -> {
assertThat(Map.class).isAssignableFrom(data.getClass());
@ -40,16 +52,25 @@ public class CloudEventJacksonTest {
assertThat(storageDiagnostics).containsOnlyKeys("batchId");
assertThat(storageDiagnostics.get("batchId")).isEqualTo("ba4fb664-f289-4742-8067-6c859411b066");
});
}
@Test
public void testParseAmazonJSON() {
CloudEvent ce = JacksonMapper.fromInputStream(Thread.currentThread().getContextClassLoader().getResourceAsStream("aws.json"));
assertThat(ce.getEventType()).isEqualTo("aws.s3.object.created");
public void testParseAmazon01JSON() {
CloudEvent ce = JacksonMapper.fromInputStream(Thread.currentThread().getContextClassLoader().getResourceAsStream("01_aws.json"));
assertAmazonCloudEvent(ce);
}
@Test
public void testParseAmazon02JSON() {
CloudEvent ce = JacksonMapper.fromInputStream(Thread.currentThread().getContextClassLoader().getResourceAsStream("02_aws.json"));
assertAmazonCloudEvent(ce);
}
private void assertAmazonCloudEvent(CloudEvent ce) {
assertThat(ce.getType()).isEqualTo("aws.s3.object.created");
assertThat(ce.getId()).isEqualTo("C234-1234-1234");
assertThat(ce.getData().isPresent());
assertThat(ce.getSource().equals(URI.create("https://serverless.com")));
assertThat(ce.getEventTime().get()).isEqualTo(ZonedDateTime.parse("2018-04-26T14:48:09.769Z", ISO_ZONED_DATE_TIME));
assertThat(ce.getTime().get()).isEqualTo(ZonedDateTime.parse("2018-04-26T14:48:09.769Z", ISO_ZONED_DATE_TIME));
}
}

View File

@ -0,0 +1,52 @@
/**
* Copyright 2018 The CloudEvents 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.
*/
package io.cloudevents.http;
import io.cloudevents.SpecVersion;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
public class HttpTransportAttributesTest {
@Test
public void testVersion01Headers() {
final HttpTransportAttributes v01 = HttpTransportAttributes.getHttpAttributesForSpec(SpecVersion.V_01);
assertThat(v01.specVersionKey()).isEqualTo("ce-cloudEventsVersion");
assertThat(v01.timeKey()).isEqualTo("ce-eventTime");
assertThat(v01.idKey()).isEqualTo("ce-eventID");
assertThat(v01.schemaUrlKey()).isEqualTo("ce-schemaURL");
assertThat(v01.typeKey()).isEqualTo("ce-eventType");
// non-changed between 01 / 02
assertThat(v01.sourceKey()).isEqualTo("ce-source");
}
@Test
public void testVersion02Headers() {
final HttpTransportAttributes v02 = HttpTransportAttributes.getHttpAttributesForSpec(SpecVersion.V_02);
assertThat(v02.specVersionKey()).isEqualTo("ce-specversion");
assertThat(v02.timeKey()).isEqualTo("ce-time");
assertThat(v02.idKey()).isEqualTo("ce-id");
assertThat(v02.schemaUrlKey()).isEqualTo("ce-schemaurl");
assertThat(v02.typeKey()).isEqualTo("ce-type");
// non-changed between 01 / 02
assertThat(v02.sourceKey()).isEqualTo("ce-source");
}
}

View File

@ -18,4 +18,4 @@
}
},
"source": "/subscriptions/326100e2-f69d-4268-8503-075374f62b6e/resourceGroups/cvtest34/providers/Microsoft.Storage/storageAccounts/cvtest34#/blobServices/default/containers/myfiles/blobs/IMG_20180224_0004.jpg"
}
}

View File

@ -0,0 +1,22 @@
{
"type": "aws.s3.object.created",
"id": "C234-1234-1234",
"time": "2018-04-26T14:48:09.769Z",
"source": "https://serverless.com",
"contentType": "application/json",
"specversion": "0.2",
"data":
{ "s3SchemaVersion": "1.0",
"configurationId": "cd267a38-30df-400e-9e3d-d0f1ca6e2410",
"bucket":
{ "name": "cloudevents",
"ownerIdentity": {},
"arn": "arn:aws:s3:::cloudevents" },
"object":
{ "key": "dan_kohn.jpg",
"size": 444684,
"eTag": "38b01ff16138d7ca0a0eb3f7a88ff815",
"sequencer": "005AE1E6A9A3D61490"
}
}
}

View File

@ -0,0 +1,21 @@
{
"id": "96fb5f0b-001e-0108-6dfe-da6e2806f124",
"time": "2018-04-23T12:28:22.4579346Z",
"type": "Microsoft.Storage.BlobCreated",
"specversion": "0.2",
"data": {
"api": "PutBlockList",
"clientRequestId": "a23b4aba-2755-4107-8020-8ba6c54b203d",
"requestId": "96fb5f0b-001e-0108-6dfe-da6e28000000",
"eTag": "0x8D5A915B425AFFD",
"contentType": "image/jpeg",
"contentLength": 2779325,
"blobType": "BlockBlob",
"url": "https://cvtest34.blob.core.windows.net/myfiles/IMG_20180224_0004.jpg",
"sequencer": "000000000000000000000000000000BA00000000003db46c",
"storageDiagnostics": {
"batchId": "ba4fb664-f289-4742-8067-6c859411b066"
}
},
"source": "/subscriptions/326100e2-f69d-4268-8503-075374f62b6e/resourceGroups/cvtest34/providers/Microsoft.Storage/storageAccounts/cvtest34#/blobServices/default/containers/myfiles/blobs/IMG_20180224_0004.jpg"
}

View File

@ -2,28 +2,29 @@
## Receiving CloudEvents
Below is a sample on how to read CloudEvents from an HttpRequest:
Below is a sample on how to use (Vert.x API for RxJava 2)[https://vertx.io/docs/vertx-rx/java2/] for reading CloudEvents from an HttpServerRequest:
```java
import io.vertx.core.AbstractVerticle;
public class Server extends AbstractVerticle {
import io.cloudevents.http.reactivex.vertx.VertxCloudEvents;
import io.vertx.core.http.HttpHeaders;
import io.vertx.reactivex.core.AbstractVerticle;
public class CloudEventVerticle extends AbstractVerticle {
public void start() {
vertx.createHttpServer().requestHandler(req -> {
VertxCloudEvents.create().readFromRequest(req, reply -> {
if (reply.succeeded()) {
final CloudEvent<?> receivedEvent = reply.result();
// access the attributes:
System.out.println(receivedEvent.getEventID());
/// ...
});
req.response()
.putHeader("content-type", "text/plain")
.end("Got a CloudEvent!");
}).listen(8080);
vertx.createHttpServer()
.requestHandler(req -> VertxCloudEvents.create().rxReadFromRequest(req)
.subscribe((receivedEvent, throwable) -> {
if (receivedEvent != null) {
// I got a CloudEvent object:
System.out.println("The event type: " + receivedEvent.getEventType())
}
}))
.rxListen(8080)
.subscribe(server -> {
System.out.println("Server running!");
});
}
}
```
@ -35,10 +36,12 @@ Below is a sample on how to use the client to send a CloudEvent:
```java
final HttpClientRequest request = vertx.createHttpClient().post(8080, "localhost", "/");
// add a client response handler
request.handler(resp -> {
// react on the server response
});
// write the CloudEvent to the given HTTP Post request object
VertxCloudEvents.create().writeToHttpClientRequest(cloudEvent, request);
request.handler(resp -> {
context.assertEquals(resp.statusCode(), 200);
});
request.end();
```

View File

@ -1,4 +1,4 @@
/*
/**
* Copyright 2018 The CloudEvents Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
@ -16,6 +16,7 @@
package io.cloudevents.http.vertx;
import io.cloudevents.CloudEvent;
import io.cloudevents.Extension;
import io.cloudevents.http.vertx.impl.VertxCloudEventsImpl;
import io.vertx.codegen.annotations.GenIgnore;
import io.vertx.codegen.annotations.VertxGen;
@ -24,6 +25,8 @@ import io.vertx.core.Handler;
import io.vertx.core.http.HttpClientRequest;
import io.vertx.core.http.HttpServerRequest;
import java.util.List;
@VertxGen
public interface VertxCloudEvents {
@ -34,6 +37,9 @@ public interface VertxCloudEvents {
@GenIgnore(GenIgnore.PERMITTED_TYPE)
<T> void readFromRequest(HttpServerRequest request, Handler<AsyncResult<CloudEvent<T>>> resultHandler);
@GenIgnore(GenIgnore.PERMITTED_TYPE)
<T> void readFromRequest(HttpServerRequest request, Class[] extensions, Handler<AsyncResult<CloudEvent<T>>> resultHandler);
@GenIgnore(GenIgnore.PERMITTED_TYPE)
<T> void writeToHttpClientRequest(CloudEvent<T> ce, HttpClientRequest request);
}

View File

@ -1,4 +1,4 @@
/*
/**
* Copyright 2018 The CloudEvents Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
@ -17,6 +17,11 @@ package io.cloudevents.http.vertx.impl;
import io.cloudevents.CloudEvent;
import io.cloudevents.CloudEventBuilder;
import io.cloudevents.Extension;
import io.cloudevents.SpecVersion;
import io.cloudevents.extensions.DistributedTracingExtension;
import io.cloudevents.http.HttpTransportAttributes;
import io.cloudevents.http.V02HttpTransportMappers;
import io.cloudevents.http.vertx.VertxCloudEvents;
import io.vertx.core.AsyncResult;
import io.vertx.core.Future;
@ -26,21 +31,19 @@ import io.vertx.core.buffer.Buffer;
import io.vertx.core.http.HttpClientRequest;
import io.vertx.core.http.HttpHeaders;
import io.vertx.core.http.HttpServerRequest;
import io.vertx.core.json.Json;
import io.vertx.core.json.JsonObject;
import java.io.Serializable;
import java.lang.reflect.Field;
import java.net.URI;
import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.stream.Collectors;
import static io.cloudevents.CloudEvent.CLOUD_EVENTS_VERSION_KEY;
import static io.cloudevents.CloudEvent.EVENT_ID_KEY;
import static io.cloudevents.CloudEvent.EVENT_TIME_KEY;
import static io.cloudevents.CloudEvent.EVENT_TYPE_KEY;
import static io.cloudevents.CloudEvent.EVENT_TYPE_VERSION_KEY;
import static io.cloudevents.CloudEvent.HEADER_PREFIX;
import static io.cloudevents.CloudEvent.SCHEMA_URL_KEY;
import static io.cloudevents.CloudEvent.SOURCE_KEY;
public final class VertxCloudEventsImpl implements VertxCloudEvents {
@ -58,41 +61,75 @@ public final class VertxCloudEventsImpl implements VertxCloudEvents {
@Override
public <T> void readFromRequest(HttpServerRequest request, Handler<AsyncResult<CloudEvent<T>>> resultHandler) {
this.readFromRequest(request, null, resultHandler);
}
@Override
public <T> void readFromRequest(HttpServerRequest request, Class[] extensions, Handler<AsyncResult<CloudEvent<T>>> resultHandler) {
final MultiMap headers = request.headers();
final CloudEventBuilder builder = new CloudEventBuilder();
try {
// just check, no need to set the version
readRequiredHeaderValue(headers, CLOUD_EVENTS_VERSION_KEY);
final HttpTransportAttributes httpTransportKeys;
{
if (headers.contains(V02HttpTransportMappers.SPEC_VERSION_KEY)) {
httpTransportKeys = HttpTransportAttributes.getHttpAttributesForSpec(SpecVersion.V_02);
} else {
httpTransportKeys = HttpTransportAttributes.getHttpAttributesForSpec(SpecVersion.V_01);
}
}
try {
builder
// set required values
.eventType(readRequiredHeaderValue(headers, EVENT_TYPE_KEY))
.source(URI.create(readRequiredHeaderValue(headers ,SOURCE_KEY)))
.eventID(readRequiredHeaderValue(headers, EVENT_ID_KEY))
.specVersion(readRequiredHeaderValue(headers, httpTransportKeys.specVersionKey()))
.type(readRequiredHeaderValue(headers, httpTransportKeys.typeKey()))
.source(URI.create(readRequiredHeaderValue(headers ,httpTransportKeys.sourceKey())))
.id(readRequiredHeaderValue(headers, httpTransportKeys.idKey()))
// set optional values
.eventTypeVersion(headers.get(EVENT_TYPE_VERSION_KEY))
.contentType(headers.get(HttpHeaders.CONTENT_TYPE));
final String eventTime = headers.get(EVENT_TIME_KEY);
final String eventTime = headers.get(httpTransportKeys.timeKey());
if (eventTime != null) {
builder.eventTime(ZonedDateTime.parse(eventTime, DateTimeFormatter.ISO_OFFSET_DATE_TIME));
builder.time(ZonedDateTime.parse(eventTime, DateTimeFormatter.ISO_OFFSET_DATE_TIME));
}
final String schemaURL = headers.get(SCHEMA_URL_KEY);
final String schemaURL = headers.get(httpTransportKeys.schemaUrlKey());
if (schemaURL != null) {
builder.schemaURL(URI.create(schemaURL));
}
// get the extensions
final Map<String, String> extensions =
headers.entries().stream()
.filter(header -> header.getKey().startsWith(HEADER_PREFIX))
.collect(Collectors.toMap(Map.Entry::getKey, Map.Entry::getValue));
builder.extensions(extensions);
if (extensions != null && extensions.length > 0) {
// move this out
Arrays.asList(extensions).forEach(ext -> {
try {
Object extObj = ext.newInstance();
final JsonObject extension = new JsonObject();
Field[] fields = ext.getDeclaredFields();
for (Field field : fields) {
boolean accessible = field.isAccessible();
field.setAccessible(true);
field.set(extObj, request.headers().get(field.getName()));
field.setAccessible(accessible);
}
builder.extension((Extension) extObj);
} catch (InstantiationException e) {
e.printStackTrace();
} catch (IllegalAccessException e) {
e.printStackTrace();
}
});
}
request.bodyHandler((Buffer buff) -> {
if (buff.length()>0) {
@ -115,29 +152,40 @@ public final class VertxCloudEventsImpl implements VertxCloudEvents {
request.putHeader(HttpHeaders.CONTENT_LENGTH, HttpHeaders.createOptimized("0"));
}
HttpTransportAttributes httpTransportAttributes = HttpTransportAttributes.getHttpAttributesForSpec(SpecVersion.fromVersion(ce.getSepcVersion()));
// read required headers
request
.putHeader(HttpHeaders.CONTENT_TYPE, HttpHeaders.createOptimized("application/json"))
.putHeader(HttpHeaders.createOptimized(CLOUD_EVENTS_VERSION_KEY), HttpHeaders.createOptimized(ce.getCloudEventsVersion()))
.putHeader(HttpHeaders.createOptimized(EVENT_TYPE_KEY), HttpHeaders.createOptimized(ce.getEventType()))
.putHeader(HttpHeaders.createOptimized(SOURCE_KEY), HttpHeaders.createOptimized(ce.getSource().toString()))
.putHeader(HttpHeaders.createOptimized(EVENT_ID_KEY), HttpHeaders.createOptimized(ce.getEventID()));
.putHeader(HttpHeaders.createOptimized(httpTransportAttributes.specVersionKey()), HttpHeaders.createOptimized(ce.getSepcVersion()))
.putHeader(HttpHeaders.createOptimized(httpTransportAttributes.typeKey()), HttpHeaders.createOptimized(ce.getType()))
.putHeader(HttpHeaders.createOptimized(httpTransportAttributes.sourceKey()), HttpHeaders.createOptimized(ce.getSource().toString()))
.putHeader(HttpHeaders.createOptimized(httpTransportAttributes.idKey()), HttpHeaders.createOptimized(ce.getId()));
// read optional headers
ce.getEventTypeVersion().ifPresent(eventTypeVersion -> {
request.putHeader(HttpHeaders.createOptimized(EVENT_TYPE_VERSION_KEY), HttpHeaders.createOptimized(eventTypeVersion));
});
ce.getEventTime().ifPresent(eventTime -> {
request.putHeader(HttpHeaders.createOptimized(EVENT_TIME_KEY), HttpHeaders.createOptimized(eventTime.format(DateTimeFormatter.ISO_OFFSET_DATE_TIME)));
ce.getTime().ifPresent(eventTime -> {
request.putHeader(HttpHeaders.createOptimized(httpTransportAttributes.timeKey()), HttpHeaders.createOptimized(eventTime.format(DateTimeFormatter.ISO_OFFSET_DATE_TIME)));
});
ce.getSchemaURL().ifPresent(schemaUrl -> {
request.putHeader(HttpHeaders.createOptimized(SCHEMA_URL_KEY), HttpHeaders.createOptimized(schemaUrl.toString()));
request.putHeader(HttpHeaders.createOptimized(httpTransportAttributes.schemaUrlKey()), HttpHeaders.createOptimized(schemaUrl.toString()));
});
ce.getExtensions().ifPresent(extensions -> {
extensions.forEach(ext -> {
JsonObject.mapFrom(ext).forEach(extEntry -> {
request.putHeader(HttpHeaders.createOptimized(extEntry.getKey()), HttpHeaders.createOptimized(extEntry.getValue().toString()));
});
});
});
ce.getData().ifPresent(data -> {
request.write(data.toString());
});
}
}

View File

@ -1,4 +1,4 @@
/*
/**
* Copyright 2018 The CloudEvents Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");

View File

@ -1,4 +1,4 @@
/*
/**
* Copyright 2018 The CloudEvents Authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
@ -17,6 +17,9 @@ package io.cloudevents.http.vertx;
import io.cloudevents.CloudEvent;
import io.cloudevents.CloudEventBuilder;
import io.cloudevents.extensions.DistributedTracingExtension;
import io.cloudevents.http.V01HttpTransportMappers;
import io.cloudevents.http.V02HttpTransportMappers;
import io.cloudevents.http.reactivex.vertx.VertxCloudEvents;
import io.vertx.core.http.HttpHeaders;
import io.vertx.junit5.Checkpoint;
@ -29,10 +32,11 @@ import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.extension.ExtendWith;
import java.net.URI;
import java.util.List;
import java.util.logging.Logger;
import static io.cloudevents.CloudEvent.CLOUD_EVENTS_VERSION_KEY;
import static io.cloudevents.CloudEvent.EVENT_TYPE_KEY;
import static io.cloudevents.SpecVersion.V_01;
import static io.cloudevents.SpecVersion.V_02;
import static org.assertj.core.api.Assertions.assertThat;
@ExtendWith(VertxExtension.class)
@ -41,15 +45,16 @@ class VertxCloudEventsTests {
private final static Logger logger = Logger.getLogger(VertxCloudEventsTests.class.getName());
@Test
@DisplayName("Post a cloud event with a payload")
@DisplayName("Post a 0.2 CloudEvents object with a payload")
void cloudEventWithPayload(Vertx vertx, VertxTestContext testContext) {
Checkpoint serverCheckpoint = testContext.checkpoint();
Checkpoint clientCheckpoint = testContext.checkpoint();
CloudEvent<String> cloudEvent = new CloudEventBuilder<String>()
.specVersion("0.2")
.source(URI.create("http://knative-eventing.com"))
.eventID("foo-bar")
.eventType("pushevent")
.id("foo-bar")
.type("pushevent")
.data("{\"foo\":\"bar\"}}")
.build();
@ -59,9 +64,9 @@ class VertxCloudEventsTests {
.rxReadFromRequest(req)
.doOnError(testContext::failNow)
.subscribe(event -> testContext.verify(() -> {
assertThat(event.getEventID()).isEqualTo(cloudEvent.getEventID());
assertThat(event.getId()).isEqualTo(cloudEvent.getId());
assertThat(event.getSource().toString()).isEqualTo(cloudEvent.getSource().toString());
assertThat(event.getEventType()).isEqualTo(cloudEvent.getEventType());
assertThat(event.getType()).isEqualTo(cloudEvent.getType());
assertThat(event.getData()).isPresent();
req.response().end();
serverCheckpoint.flag();
@ -80,15 +85,16 @@ class VertxCloudEventsTests {
}
@Test
@DisplayName("Post a cloud event without a payload")
@DisplayName("Post a 0.2 CloudEvents object without a payload")
void cloudEventWithoutPayload(Vertx vertx, VertxTestContext testContext) {
Checkpoint serverCheckpoint = testContext.checkpoint();
Checkpoint clientCheckpoint = testContext.checkpoint();
CloudEvent<String> cloudEvent = new CloudEventBuilder<String>()
.specVersion("0.2")
.source(URI.create("http://knative-eventing.com"))
.eventID("foo-bar")
.eventType("pushevent")
.id("foo-bar")
.type("pushevent")
.build();
vertx.createHttpServer()
@ -97,9 +103,65 @@ class VertxCloudEventsTests {
.rxReadFromRequest(req)
.doOnError(testContext::failNow)
.subscribe(event -> testContext.verify(() -> {
assertThat(event.getEventID()).isEqualTo(cloudEvent.getEventID());
// check headers
assertThat(req.headers().get(V02HttpTransportMappers.SPEC_VERSION_KEY)).isEqualTo(V_02.toString());
assertThat(req.headers().get(V01HttpTransportMappers.SPEC_VERSION_KEY)).isNull();
assertThat(req.headers().get("ce-id")).isEqualTo("foo-bar");
assertThat(req.headers().get("ce-eventID")).isNull();
// check parsed object
assertThat(event.getId()).isEqualTo(cloudEvent.getId());
assertThat(event.getSource().toString()).isEqualTo(cloudEvent.getSource().toString());
assertThat(event.getEventType()).isEqualTo(cloudEvent.getEventType());
assertThat(event.getType()).isEqualTo(cloudEvent.getType());
assertThat(event.getData()).isNotPresent();
req.response().end();
serverCheckpoint.flag();
})))
.rxListen(8080)
.doOnError(testContext::failNow)
.subscribe(server -> {
HttpClientRequest req = vertx.createHttpClient().post(server.actualPort(), "localhost", "/");
req.handler(resp -> testContext.verify(() -> {
assertThat(resp.statusCode()).isEqualTo(200);
clientCheckpoint.flag();
}));
VertxCloudEvents.create().writeToHttpClientRequest(cloudEvent, req);
req.end();
});
}
@Test
@DisplayName("Post a 0.1 CloudEvents object without a payload")
void cloudEventWithoutPayload01(Vertx vertx, VertxTestContext testContext) {
Checkpoint serverCheckpoint = testContext.checkpoint();
Checkpoint clientCheckpoint = testContext.checkpoint();
CloudEvent<String> cloudEvent = new CloudEventBuilder<String>()
.specVersion("0.1")
.source(URI.create("http://knative-eventing.com"))
.id("foo-bar")
.type("pushevent")
.build();
vertx.createHttpServer()
.requestHandler(req -> VertxCloudEvents
.create()
.rxReadFromRequest(req)
.doOnError(testContext::failNow)
.subscribe(event -> testContext.verify(() -> {
// check headers
assertThat(req.headers().get(V01HttpTransportMappers.SPEC_VERSION_KEY)).isEqualTo(V_01.toString());
assertThat(req.headers().get(V02HttpTransportMappers.SPEC_VERSION_KEY)).isNull();
assertThat(req.headers().get("ce-eventID")).isEqualTo("foo-bar");
assertThat(req.headers().get("ce-id")).isNull();
// check parsed object
assertThat(event.getId()).isEqualTo(cloudEvent.getId());
assertThat(event.getSepcVersion().toString()).isEqualTo(cloudEvent.getSepcVersion());
assertThat(event.getSource().toString()).isEqualTo(cloudEvent.getSource().toString());
assertThat(event.getType()).isEqualTo(cloudEvent.getType());
assertThat(event.getData()).isNotPresent();
req.response().end();
serverCheckpoint.flag();
@ -140,8 +202,9 @@ class VertxCloudEventsTests {
.subscribe(server -> {
HttpClientRequest req = vertx.createHttpClient().post(server.actualPort(), "localhost", "/");
// create incomplete CloudEvent request
req.putHeader(HttpHeaders.createOptimized(CLOUD_EVENTS_VERSION_KEY), HttpHeaders.createOptimized("0.1"));
req.putHeader(HttpHeaders.createOptimized(EVENT_TYPE_KEY), HttpHeaders.createOptimized("pushevent"));
req.putHeader(HttpHeaders.createOptimized("ce-specversion"), HttpHeaders.createOptimized("0.2"));
req.putHeader(HttpHeaders.createOptimized("ce-type"), HttpHeaders.createOptimized("pushevent"));
req.putHeader(HttpHeaders.createOptimized("foo"), HttpHeaders.createOptimized("bar"));
req.putHeader(HttpHeaders.CONTENT_LENGTH, HttpHeaders.createOptimized("0"));
req.handler(resp -> testContext.verify(() -> {
assertThat(resp.statusCode()).isEqualTo(200);
@ -150,4 +213,59 @@ class VertxCloudEventsTests {
req.end();
});
}
@Test
@DisplayName("Post a 0.2 CloudEvents object with a payload")
void cloudEventWithExtension(Vertx vertx, VertxTestContext testContext) {
Checkpoint serverCheckpoint = testContext.checkpoint();
Checkpoint clientCheckpoint = testContext.checkpoint();
final DistributedTracingExtension dte = new DistributedTracingExtension();
dte.setTraceparent("00-0af7651916cd43dd8448eb211c80319c-b7ad6b7169203331-01");
dte.setTracestate("congo=BleGNlZWRzIHRohbCBwbGVhc3VyZS4");
final CloudEvent<String> cloudEvent = new CloudEventBuilder<String>()
.specVersion("0.2")
.source(URI.create("http://knative-eventing.com"))
.id("foo-bar")
.extension(dte)
.type("pushevent")
.build();
Class[] exceptions = {DistributedTracingExtension.class};
vertx.createHttpServer()
.requestHandler(req -> VertxCloudEvents
.create()
.rxReadFromRequest(req, exceptions)
.doOnError(testContext::failNow)
.subscribe(event -> testContext.verify(() -> {
assertThat(event.getId()).isEqualTo(cloudEvent.getId());
// extension headers
assertThat(req.headers().get("traceparent")).isEqualTo("00-0af7651916cd43dd8448eb211c80319c-b7ad6b7169203331-01");
assertThat(req.headers().get("tracestate")).isEqualTo("congo=BleGNlZWRzIHRohbCBwbGVhc3VyZS4");
assertThat(event.getExtensions().get().get(0)).isNotNull();
assertThat(event.getExtensions().get().get(0)).extracting("traceparent", "tracestate")
.contains("00-0af7651916cd43dd8448eb211c80319c-b7ad6b7169203331-01", "congo=BleGNlZWRzIHRohbCBwbGVhc3VyZS4");
req.response().end();
serverCheckpoint.flag();
})))
.rxListen(8080)
.doOnError(testContext::failNow)
.subscribe(server -> {
HttpClientRequest req = vertx.createHttpClient().post(server.actualPort(), "localhost", "/");
req.handler(resp -> testContext.verify(() -> {
assertThat(resp.statusCode()).isEqualTo(200);
clientCheckpoint.flag();
}));
VertxCloudEvents.create().writeToHttpClientRequest(cloudEvent, req);
req.end();
});
}
}