Log published/consumed messages in message_log
Produced and consumed events are appended to a new rotated message_log
file.
Note that broker connection information, errors, debugs and retries will
still go to the error_log file.
Bug: Issue 10577
Change-Id: I59d130037c82eb016088b1a3dbbf3a374d22e413
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/DisabledMessageLogger.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/DisabledMessageLogger.java
new file mode 100644
index 0000000..258314f
--- /dev/null
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/DisabledMessageLogger.java
@@ -0,0 +1,23 @@
+// Copyright (C) 2019 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.multisite;
+
+import com.googlesource.gerrit.plugins.multisite.kafka.consumer.SourceAwareEventWrapper;
+
+public class DisabledMessageLogger implements MessageLogger {
+
+ @Override
+ public void log(Direction direction, SourceAwareEventWrapper event) {}
+}
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/Log4jMessageLogger.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/Log4jMessageLogger.java
new file mode 100644
index 0000000..3070c2a
--- /dev/null
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/Log4jMessageLogger.java
@@ -0,0 +1,42 @@
+// Copyright (C) 2019 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.multisite;
+
+import com.google.gerrit.extensions.systemstatus.ServerInformation;
+import com.google.gerrit.server.util.PluginLogFile;
+import com.google.gerrit.server.util.SystemLog;
+import com.google.inject.Inject;
+import com.google.inject.Singleton;
+import com.googlesource.gerrit.plugins.multisite.kafka.consumer.SourceAwareEventWrapper;
+import org.apache.log4j.PatternLayout;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+@Singleton
+public class Log4jMessageLogger extends PluginLogFile implements MessageLogger {
+ private static final String LOG_NAME = "message_log";
+ private final Logger msgLog;
+
+ @Inject
+ public Log4jMessageLogger(SystemLog systemLog, ServerInformation serverInfo) {
+ super(systemLog, serverInfo, LOG_NAME, new PatternLayout("[%d{ISO8601}] [%t] %-5p : %m%n"));
+ msgLog = LoggerFactory.getLogger(LOG_NAME);
+ }
+
+ @Override
+ public void log(Direction direction, SourceAwareEventWrapper event) {
+ msgLog.info("{} Header[{}] Body[{}]", direction, event.getHeader(), event.getBody());
+ }
+}
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/MessageLogger.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/MessageLogger.java
new file mode 100644
index 0000000..8c8d949
--- /dev/null
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/MessageLogger.java
@@ -0,0 +1,27 @@
+// Copyright (C) 2019 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.multisite;
+
+import com.googlesource.gerrit.plugins.multisite.kafka.consumer.SourceAwareEventWrapper;
+
+public interface MessageLogger {
+
+ public enum Direction {
+ PUBLISH,
+ CONSUME;
+ }
+
+ public void log(Direction direction, SourceAwareEventWrapper event);
+}
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/Module.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/Module.java
index 0a0fe98..5b900c9 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/multisite/Module.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/Module.java
@@ -15,8 +15,8 @@
package com.googlesource.gerrit.plugins.multisite;
import com.google.gerrit.extensions.annotations.PluginData;
+import com.google.gerrit.lifecycle.LifecycleModule;
import com.google.gson.Gson;
-import com.google.inject.AbstractModule;
import com.google.inject.Inject;
import com.google.inject.Provides;
import com.google.inject.Singleton;
@@ -38,7 +38,7 @@
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
-public class Module extends AbstractModule {
+public class Module extends LifecycleModule {
private static final Logger log = LoggerFactory.getLogger(Module.class);
private final Configuration config;
@@ -50,6 +50,9 @@
@Override
protected void configure() {
+ listener().to(Log4jMessageLogger.class);
+ bind(MessageLogger.class).to(Log4jMessageLogger.class);
+
install(new ForwarderModule());
if (config.cache().synchronize()) {
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/broker/BrokerPublisher.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/broker/BrokerPublisher.java
index 11310b5..cce9cc5 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/multisite/broker/BrokerPublisher.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/broker/BrokerPublisher.java
@@ -22,6 +22,8 @@
import com.google.inject.Inject;
import com.google.inject.Singleton;
import com.googlesource.gerrit.plugins.multisite.InstanceId;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger.Direction;
import com.googlesource.gerrit.plugins.multisite.forwarder.events.EventFamily;
import com.googlesource.gerrit.plugins.multisite.kafka.consumer.SourceAwareEventWrapper;
import java.util.UUID;
@@ -35,12 +37,15 @@
private final BrokerSession session;
private final Gson gson;
private final UUID instanceId;
+ private final MessageLogger msgLog;
@Inject
- public BrokerPublisher(BrokerSession session, Gson gson, @InstanceId UUID instanceId) {
+ public BrokerPublisher(
+ BrokerSession session, Gson gson, @InstanceId UUID instanceId, MessageLogger msgLog) {
this.session = session;
this.gson = gson;
this.instanceId = instanceId;
+ this.msgLog = msgLog;
}
@Override
@@ -58,11 +63,13 @@
}
public boolean publishEvent(EventFamily eventType, Event event) {
- return session.publishEvent(eventType, getPayload(event));
+ SourceAwareEventWrapper brokerEvent = toBrokerEvent(event);
+ msgLog.log(Direction.PUBLISH, brokerEvent);
+ return session.publishEvent(eventType, getPayload(brokerEvent));
}
- private String getPayload(Event event) {
- return gson.toJson(toBrokerEvent(event));
+ private String getPayload(SourceAwareEventWrapper event) {
+ return gson.toJson(event);
}
private SourceAwareEventWrapper toBrokerEvent(Event event) {
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/AbstractKafkaSubcriber.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/AbstractKafkaSubcriber.java
index ec9ee2c..fa73964 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/AbstractKafkaSubcriber.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/AbstractKafkaSubcriber.java
@@ -24,6 +24,8 @@
import com.google.inject.Provider;
import com.googlesource.gerrit.plugins.multisite.Configuration;
import com.googlesource.gerrit.plugins.multisite.InstanceId;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger.Direction;
import com.googlesource.gerrit.plugins.multisite.forwarder.events.EventFamily;
import com.googlesource.gerrit.plugins.multisite.kafka.router.ForwardedEventRouter;
import java.io.IOException;
@@ -50,6 +52,7 @@
private final Deserializer<SourceAwareEventWrapper> valueDeserializer;
private final Configuration configuration;
private final OneOffRequestContext oneOffCtx;
+ private final MessageLogger msgLog;
public AbstractKafkaSubcriber(
Configuration configuration,
@@ -59,13 +62,15 @@
DynamicSet<DroppedEventListener> droppedEventListeners,
Provider<Gson> gsonProvider,
@InstanceId UUID instanceId,
- OneOffRequestContext oneOffCtx) {
+ OneOffRequestContext oneOffCtx,
+ MessageLogger msgLog) {
this.configuration = configuration;
this.eventRouter = eventRouter;
this.droppedEventListeners = droppedEventListeners;
this.gsonProvider = gsonProvider;
this.instanceId = instanceId;
this.oneOffCtx = oneOffCtx;
+ this.msgLog = msgLog;
final ClassLoader previousClassLoader = Thread.currentThread().getContextClassLoader();
try {
Thread.currentThread().setContextClassLoader(AbstractKafkaSubcriber.class.getClassLoader());
@@ -116,7 +121,7 @@
droppedEventListeners.forEach(l -> l.onEventDropped(event));
} else {
try {
- logger.atInfo().log("Header[%s] Body[%s]", event.getHeader(), event.getBody());
+ msgLog.log(Direction.CONSUME, event);
eventRouter.route(event.getEventBody(gsonProvider));
} catch (IOException e) {
logger.atSevere().withCause(e).log(
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/CacheEvictionEventSubscriber.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/CacheEvictionEventSubscriber.java
index 01511be..0e33c00 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/CacheEvictionEventSubscriber.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/CacheEvictionEventSubscriber.java
@@ -22,6 +22,7 @@
import com.google.inject.Singleton;
import com.googlesource.gerrit.plugins.multisite.Configuration;
import com.googlesource.gerrit.plugins.multisite.InstanceId;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger;
import com.googlesource.gerrit.plugins.multisite.forwarder.events.EventFamily;
import com.googlesource.gerrit.plugins.multisite.kafka.router.StreamEventRouter;
import java.util.UUID;
@@ -38,7 +39,8 @@
DynamicSet<DroppedEventListener> droppedEventListeners,
Provider<Gson> gsonProvider,
@InstanceId UUID instanceId,
- OneOffRequestContext oneOffCtx) {
+ OneOffRequestContext oneOffCtx,
+ MessageLogger msgLog) {
super(
configuration,
keyDeserializer,
@@ -47,7 +49,8 @@
droppedEventListeners,
gsonProvider,
instanceId,
- oneOffCtx);
+ oneOffCtx,
+ msgLog);
}
@Override
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/IndexEventSubscriber.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/IndexEventSubscriber.java
index abef7e6..b61d23d 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/IndexEventSubscriber.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/IndexEventSubscriber.java
@@ -22,6 +22,7 @@
import com.google.inject.Singleton;
import com.googlesource.gerrit.plugins.multisite.Configuration;
import com.googlesource.gerrit.plugins.multisite.InstanceId;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger;
import com.googlesource.gerrit.plugins.multisite.forwarder.events.EventFamily;
import com.googlesource.gerrit.plugins.multisite.kafka.router.IndexEventRouter;
import java.util.UUID;
@@ -38,7 +39,8 @@
DynamicSet<DroppedEventListener> droppedEventListeners,
Provider<Gson> gsonProvider,
@InstanceId UUID instanceId,
- OneOffRequestContext oneOffCtx) {
+ OneOffRequestContext oneOffCtx,
+ MessageLogger msgLog) {
super(
configuration,
keyDeserializer,
@@ -47,7 +49,8 @@
droppedEventListeners,
gsonProvider,
instanceId,
- oneOffCtx);
+ oneOffCtx,
+ msgLog);
}
@Override
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/ProjectUpdateEventSubscriber.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/ProjectUpdateEventSubscriber.java
index 648746e..207848e 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/ProjectUpdateEventSubscriber.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/ProjectUpdateEventSubscriber.java
@@ -22,6 +22,7 @@
import com.google.inject.Singleton;
import com.googlesource.gerrit.plugins.multisite.Configuration;
import com.googlesource.gerrit.plugins.multisite.InstanceId;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger;
import com.googlesource.gerrit.plugins.multisite.forwarder.events.EventFamily;
import com.googlesource.gerrit.plugins.multisite.kafka.router.ProjectListUpdateRouter;
import java.util.UUID;
@@ -38,7 +39,8 @@
DynamicSet<DroppedEventListener> droppedEventListeners,
Provider<Gson> gsonProvider,
@InstanceId UUID instanceId,
- OneOffRequestContext oneOffCtx) {
+ OneOffRequestContext oneOffCtx,
+ MessageLogger msgLog) {
super(
configuration,
keyDeserializer,
@@ -47,7 +49,8 @@
droppedEventListeners,
gsonProvider,
instanceId,
- oneOffCtx);
+ oneOffCtx,
+ msgLog);
}
@Override
diff --git a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/StreamEventSubscriber.java b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/StreamEventSubscriber.java
index 756af54..c55be53 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/StreamEventSubscriber.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/multisite/kafka/consumer/StreamEventSubscriber.java
@@ -22,6 +22,7 @@
import com.google.inject.Singleton;
import com.googlesource.gerrit.plugins.multisite.Configuration;
import com.googlesource.gerrit.plugins.multisite.InstanceId;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger;
import com.googlesource.gerrit.plugins.multisite.forwarder.events.EventFamily;
import com.googlesource.gerrit.plugins.multisite.kafka.router.StreamEventRouter;
import java.util.UUID;
@@ -38,7 +39,8 @@
DynamicSet<DroppedEventListener> droppedEventListeners,
Provider<Gson> gsonProvider,
@InstanceId UUID instanceId,
- OneOffRequestContext oneOffCtx) {
+ OneOffRequestContext oneOffCtx,
+ MessageLogger msgLog) {
super(
configuration,
keyDeserializer,
@@ -47,7 +49,8 @@
droppedEventListeners,
gsonProvider,
instanceId,
- oneOffCtx);
+ oneOffCtx,
+ msgLog);
}
@Override
diff --git a/src/test/java/com/googlesource/gerrit/plugins/multisite/broker/kafka/BrokerPublisherTest.java b/src/test/java/com/googlesource/gerrit/plugins/multisite/broker/kafka/BrokerPublisherTest.java
index 329774e..fe73065 100644
--- a/src/test/java/com/googlesource/gerrit/plugins/multisite/broker/kafka/BrokerPublisherTest.java
+++ b/src/test/java/com/googlesource/gerrit/plugins/multisite/broker/kafka/BrokerPublisherTest.java
@@ -27,6 +27,8 @@
import com.google.gson.Gson;
import com.google.gson.JsonElement;
import com.google.gson.JsonObject;
+import com.googlesource.gerrit.plugins.multisite.DisabledMessageLogger;
+import com.googlesource.gerrit.plugins.multisite.MessageLogger;
import com.googlesource.gerrit.plugins.multisite.broker.BrokerPublisher;
import com.googlesource.gerrit.plugins.multisite.broker.BrokerSession;
import com.googlesource.gerrit.plugins.multisite.broker.GsonProvider;
@@ -37,11 +39,12 @@
public class BrokerPublisherTest {
private BrokerPublisher publisher;
+ private MessageLogger NO_MSG_LOG = new DisabledMessageLogger();
private Gson gson = new GsonProvider().get();
@Before
public void setUp() {
- publisher = new BrokerPublisher(new TestBrokerSession(), gson, UUID.randomUUID());
+ publisher = new BrokerPublisher(new TestBrokerSession(), gson, UUID.randomUUID(), NO_MSG_LOG);
}
@Test