Remove publishing of stream events
From version 3.5.0-alpha-202107290338 events-broker library
provides an implementation of StreamEventPublisher which is
bound by multi-site directly in [1], removing the need for registering
any event listener in events-gcloud-pubsub.
[1] https://gerrit-review.googlesource.com/c/plugins/multi-site/+/312871
Bug: Issue 14841
Change-Id: I79a059deb8da1328d547b185e6b22f3c08119f47
diff --git a/src/main/java/com/googlesource/gerrit/plugins/pubsub/Manager.java b/src/main/java/com/googlesource/gerrit/plugins/pubsub/Manager.java
index 01bd857..1d5f649 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/pubsub/Manager.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/pubsub/Manager.java
@@ -26,16 +26,11 @@
private final Set<TopicSubscriber> consumers;
private final BrokerApi brokerApi;
- private final PubSubEventListener pubSubEventListener;
@Inject
- public Manager(
- Set<TopicSubscriber> consumers,
- BrokerApi brokerApi,
- PubSubEventListener pubSubEventListener) {
+ public Manager(Set<TopicSubscriber> consumers, BrokerApi brokerApi) {
this.consumers = consumers;
this.brokerApi = brokerApi;
- this.pubSubEventListener = pubSubEventListener;
}
@Override
@@ -48,6 +43,5 @@
@Override
public void stop() {
brokerApi.disconnect();
- pubSubEventListener.disconnect();
}
}
diff --git a/src/main/java/com/googlesource/gerrit/plugins/pubsub/Module.java b/src/main/java/com/googlesource/gerrit/plugins/pubsub/Module.java
index 50fad61..d1723c7 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/pubsub/Module.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/pubsub/Module.java
@@ -18,7 +18,6 @@
import com.google.gerrit.extensions.config.FactoryModule;
import com.google.gerrit.extensions.events.LifecycleListener;
import com.google.gerrit.extensions.registration.DynamicSet;
-import com.google.gerrit.server.events.EventListener;
import com.google.inject.Inject;
import com.google.inject.Scopes;
import com.googlesource.gerrit.plugins.pubsub.local.EnvironmentChecker;
@@ -40,7 +39,6 @@
@Override
protected void configure() {
DynamicSet.bind(binder(), LifecycleListener.class).to(Manager.class);
- DynamicSet.bind(binder(), EventListener.class).to(PubSubEventListener.class);
factory(PubSubPublisher.Factory.class);
factory(PubSubEventSubscriber.Factory.class);
diff --git a/src/main/java/com/googlesource/gerrit/plugins/pubsub/PubSubConfiguration.java b/src/main/java/com/googlesource/gerrit/plugins/pubsub/PubSubConfiguration.java
index 614d0aa..465c913 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/pubsub/PubSubConfiguration.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/pubsub/PubSubConfiguration.java
@@ -28,7 +28,6 @@
private static final String DEFAULT_ACK_DEADLINE_SECONDS = "10";
private static final String DEFAULT_SUBSCTIPRION_TIMEOUT = "10";
private static final String DEFAULT_SHUTDOWN_TIMEOUT = "10";
- private static final String DEFAULT_STREAM_EVENTS_TOPIC = "gerrit";
private final String gcloudProject;
private final String subscriptionId;
@@ -37,7 +36,6 @@
private final Integer ackDeadlineSeconds;
private final Long subscribtionTimeoutInSeconds;
private final Long shutdownTimeoutInSeconds;
- private final String streamEventsTopic;
private final PluginConfig fromGerritConfig;
@Inject
@@ -49,8 +47,6 @@
this.gcloudProject = getMandatoryString("gcloudProject");
this.subscriptionId = getMandatoryString("subscriptionId", instanceId);
this.privateKeyLocation = getMandatoryString("privateKeyLocation");
- this.streamEventsTopic =
- fromGerritConfig.getString("streamEventsTopic", DEFAULT_STREAM_EVENTS_TOPIC);
this.numberOfSubscribers =
Integer.parseInt(
fromGerritConfig.getString("numberOfSubscribers", DEFAULT_NUMBER_OF_SUBSCRIBERS));
@@ -94,10 +90,6 @@
return shutdownTimeoutInSeconds;
}
- public String getStreamEventsTopic() {
- return streamEventsTopic;
- }
-
private String getMandatoryString(String name) throws IllegalStateException {
return getMandatoryString(name, null);
}
diff --git a/src/main/java/com/googlesource/gerrit/plugins/pubsub/PubSubEventListener.java b/src/main/java/com/googlesource/gerrit/plugins/pubsub/PubSubEventListener.java
deleted file mode 100644
index 29ec263..0000000
--- a/src/main/java/com/googlesource/gerrit/plugins/pubsub/PubSubEventListener.java
+++ /dev/null
@@ -1,46 +0,0 @@
-// Copyright (C) 2021 The Android Open Source Project
-//
-// 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 com.googlesource.gerrit.plugins.pubsub;
-
-import com.google.common.flogger.FluentLogger;
-import com.google.gerrit.server.events.Event;
-import com.google.gerrit.server.events.EventListener;
-import com.google.inject.Inject;
-import com.google.inject.Singleton;
-
-@Singleton
-public class PubSubEventListener implements EventListener {
- private static final FluentLogger logger = FluentLogger.forEnclosingClass();
-
- private final PubSubPublisher publisher;
-
- @Inject
- public PubSubEventListener(
- PubSubPublisher.Factory publisherFactory, PubSubConfiguration configuration) {
- this.publisher = publisherFactory.create(configuration.getStreamEventsTopic());
- }
-
- @Override
- public void onEvent(Event event) {
- publisher.publish(event);
- }
-
- public void disconnect() {
- try {
- publisher.close();
- } catch (InterruptedException e) {
- logger.atSevere().withCause(e).log("Disconnect failed");
- }
- }
-}
diff --git a/src/main/resources/Documentation/config.md b/src/main/resources/Documentation/config.md
index f3263d3..d5f9643 100644
--- a/src/main/resources/Documentation/config.md
+++ b/src/main/resources/Documentation/config.md
@@ -42,8 +42,3 @@
`plugin.events-gcloud-pubsub.subscribtionTimeoutInSeconds`
: Optional. Maximum time in seconds to wait for the subscriber to connect to GCloud PubSub topic.
Default: 10
-
-`plugin.events-gcloud-pubsub.streamEventsTopic`
-: Optional. Name of the GCloud PubSub topic for stream events. events-gcloud-pubsub plugin exposes
- all stream events under this topic name.
- Default: gerrit
diff --git a/src/test/java/com/googlesource/gerrit/plugins/pubsub/PubSubBrokerApiIT.java b/src/test/java/com/googlesource/gerrit/plugins/pubsub/PubSubBrokerApiIT.java
index d202f25..4a68b8b 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/pubsub/PubSubBrokerApiIT.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/pubsub/PubSubBrokerApiIT.java
@@ -15,8 +15,6 @@
package com.googlesource.gerrit.plugins.pubsub;
import static com.google.common.truth.Truth.assertThat;
-import static java.util.stream.Collectors.counting;
-import static java.util.stream.Collectors.groupingBy;
import com.gerritforge.gerrit.eventbroker.BrokerApi;
import com.google.api.gax.core.NoCredentialsProvider;
@@ -38,22 +36,18 @@
import com.google.gerrit.server.events.Event;
import com.google.gerrit.server.events.EventGson;
import com.google.gerrit.server.events.ProjectCreatedEvent;
-import com.google.gerrit.server.events.RefUpdatedEvent;
import com.google.gson.Gson;
import com.google.inject.Inject;
import com.google.pubsub.v1.ProjectSubscriptionName;
import com.google.pubsub.v1.PullRequest;
import com.google.pubsub.v1.PullResponse;
import com.google.pubsub.v1.PushConfig;
-import com.google.pubsub.v1.ReceivedMessage;
import com.google.pubsub.v1.TopicName;
import com.googlesource.gerrit.plugins.pubsub.local.EnvironmentChecker;
import io.grpc.ManagedChannel;
import io.grpc.ManagedChannelBuilder;
import java.io.IOException;
import java.time.Duration;
-import java.util.List;
-import java.util.Map;
import java.util.function.Consumer;
import org.junit.Test;
import org.testcontainers.containers.PubSubEmulatorContainer;
@@ -135,36 +129,6 @@
@GerritConfig(
name = "plugin.events-gcloud-pubsub.privateKeyLocation",
value = PRIVATE_KEY_LOCATION)
- public void shouldProduceStreamEvents() throws Exception {
- String subscriptionId = "gerrit-subscription-id";
- String topicId = "gerrit";
- createSubscription(subscriptionId, topicId, channelProvider, credentialsProvider);
-
- createChange();
-
- readMessageAndValidate(
- (pullResponse) -> {
- List<ReceivedMessage> messages = pullResponse.getReceivedMessagesList();
- assertThat(messages).hasSize(4);
- Map<String, Long> messageTypeCount =
- messages.stream()
- .map(m -> gson.fromJson(m.getMessage().getData().toStringUtf8(), Map.class))
- .map(m -> m.get("type").toString())
- .collect(groupingBy(t -> t, counting()));
-
- assertThat(messageTypeCount.get(RefUpdatedEvent.TYPE)).isEqualTo(3);
- assertThat(messageTypeCount.get("patchset-created")).isEqualTo(1);
- },
- PROJECT_ID,
- subscriptionId);
- }
-
- @Test
- @GerritConfig(name = "plugin.events-gcloud-pubsub.gcloudProject", value = PROJECT_ID)
- @GerritConfig(name = "plugin.events-gcloud-pubsub.subscriptionId", value = SUBSCRIPTION_ID)
- @GerritConfig(
- name = "plugin.events-gcloud-pubsub.privateKeyLocation",
- value = PRIVATE_KEY_LOCATION)
public void shouldConsumeEvent() throws InterruptedException {
Event event = new ProjectCreatedEvent();
event.instanceId = DEFAULT_INSTANCE_ID;