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From vino...@apache.org
Subject svn commit: r1581189 - in /hadoop/common/trunk/hadoop-yarn-project: ./ hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/ hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/impl/ hadoop-yarn/hadoop-yarn-c...
Date Tue, 25 Mar 2014 02:22:40 GMT
Author: vinodkv
Date: Tue Mar 25 02:22:39 2014
New Revision: 1581189

URL: http://svn.apache.org/r1581189
Log:
YARN-1850. Introduced the ability to optionally disable sending out timeline-events in the
TimelineClient. Contributed by Zhijie Shen.

Modified:
    hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt
    hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
    hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/impl/TimelineClientImpl.java
    hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/api/impl/TestTimelineClient.java
    hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml

Modified: hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt?rev=1581189&r1=1581188&r2=1581189&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt (original)
+++ hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt Tue Mar 25 02:22:39 2014
@@ -323,6 +323,9 @@ Release 2.4.0 - UNRELEASED
     YARN-1536. Cleanup: Get rid of ResourceManager#get*SecretManager() methods 
     and use the RMContext methods instead. (Anubhav Dhoot via kasha)
 
+    YARN-1850. Introduced the ability to optionally disable sending out timeline-
+    events in the TimelineClient. (Zhijie Shen via vinodkv)
+
   OPTIMIZATIONS
 
     YARN-1771. Reduce the number of NameNode operations during localization of

Modified: hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java?rev=1581189&r1=1581188&r2=1581189&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
(original)
+++ hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-api/src/main/java/org/apache/hadoop/yarn/conf/YarnConfiguration.java
Tue Mar 25 02:22:39 2014
@@ -1095,6 +1095,11 @@ public class YarnConfiguration extends C
   public static final String DEFAULT_FS_APPLICATION_HISTORY_STORE_COMPRESSION_TYPE =
       "none";
 
+  /** The setting that controls whether timeline service is enabled or not. */
+  public static final String TIMELINE_SERVICE_ENABLED =
+      TIMELINE_SERVICE_PREFIX + "enabled";
+  public static final boolean DEFAULT_TIMELINE_SERVICE_ENABLED = true;
+
   /** host:port address for timeline service RPC APIs. */
   public static final String TIMELINE_SERVICE_ADDRESS =
       TIMELINE_SERVICE_PREFIX + "address";

Modified: hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/impl/TimelineClientImpl.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/impl/TimelineClientImpl.java?rev=1581189&r1=1581188&r2=1581189&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/impl/TimelineClientImpl.java
(original)
+++ hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/impl/TimelineClientImpl.java
Tue Mar 25 02:22:39 2014
@@ -55,6 +55,7 @@ public class TimelineClientImpl extends 
 
   private Client client;
   private URI resURI;
+  private boolean isEnabled;
 
   public TimelineClientImpl() {
     super(TimelineClientImpl.class.getName());
@@ -64,24 +65,38 @@ public class TimelineClientImpl extends 
   }
 
   protected void serviceInit(Configuration conf) throws Exception {
-    if (YarnConfiguration.useHttps(conf)) {
-      resURI = URI
-          .create(JOINER.join("https://", conf.get(
-              YarnConfiguration.TIMELINE_SERVICE_WEBAPP_HTTPS_ADDRESS,
-              YarnConfiguration.DEFAULT_TIMELINE_SERVICE_WEBAPP_HTTPS_ADDRESS),
-              RESOURCE_URI_STR));
+    isEnabled = conf.getBoolean(
+        YarnConfiguration.TIMELINE_SERVICE_ENABLED,
+        YarnConfiguration.DEFAULT_TIMELINE_SERVICE_ENABLED);
+    if (!isEnabled) {
+      LOG.info("Timeline service is not enabled");
     } else {
-      resURI = URI.create(JOINER.join("http://", conf.get(
-          YarnConfiguration.TIMELINE_SERVICE_WEBAPP_ADDRESS,
-          YarnConfiguration.DEFAULT_TIMELINE_SERVICE_WEBAPP_ADDRESS), RESOURCE_URI_STR));
+      if (YarnConfiguration.useHttps(conf)) {
+        resURI = URI
+            .create(JOINER.join("https://", conf.get(
+                YarnConfiguration.TIMELINE_SERVICE_WEBAPP_HTTPS_ADDRESS,
+                YarnConfiguration.DEFAULT_TIMELINE_SERVICE_WEBAPP_HTTPS_ADDRESS),
+                RESOURCE_URI_STR));
+      } else {
+        resURI = URI.create(JOINER.join("http://", conf.get(
+            YarnConfiguration.TIMELINE_SERVICE_WEBAPP_ADDRESS,
+            YarnConfiguration.DEFAULT_TIMELINE_SERVICE_WEBAPP_ADDRESS),
+            RESOURCE_URI_STR));
+      }
+      LOG.info("Timeline service address: " + resURI);
     }
-    LOG.info("Timeline service address: " + resURI);
     super.serviceInit(conf);
   }
 
   @Override
   public TimelinePutResponse putEntities(
       TimelineEntity... entities) throws IOException, YarnException {
+    if (!isEnabled) {
+      if (LOG.isDebugEnabled()) {
+        LOG.debug("Nothing will be put because timeline service is not enabled");
+      }
+      return new TimelinePutResponse();
+    }
     TimelineEntities entitiesContainer = new TimelineEntities();
     entitiesContainer.addEntities(Arrays.asList(entities));
     ClientResponse resp;

Modified: hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/api/impl/TestTimelineClient.java
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/api/impl/TestTimelineClient.java?rev=1581189&r1=1581188&r2=1581189&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/api/impl/TestTimelineClient.java
(original)
+++ hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/test/java/org/apache/hadoop/yarn/client/api/impl/TestTimelineClient.java
Tue Mar 25 02:22:39 2014
@@ -49,19 +49,19 @@ public class TestTimelineClient {
 
   @Before
   public void setup() {
-    client = spy((TimelineClientImpl) TimelineClient.createTimelineClient());
-    client.init(new YarnConfiguration());
-    client.start();
+    client = createTimelineClient(new YarnConfiguration());
   }
 
   @After
   public void tearDown() {
-    client.stop();
+    if (client != null) {
+      client.stop();
+    }
   }
 
   @Test
   public void testPostEntities() throws Exception {
-    mockClientResponse(ClientResponse.Status.OK, false, false);
+    mockClientResponse(client, ClientResponse.Status.OK, false, false);
     try {
       TimelinePutResponse response = client.putEntities(generateEntity());
       Assert.assertEquals(0, response.getErrors().size());
@@ -72,7 +72,7 @@ public class TestTimelineClient {
 
   @Test
   public void testPostEntitiesWithError() throws Exception {
-    mockClientResponse(ClientResponse.Status.OK, true, false);
+    mockClientResponse(client, ClientResponse.Status.OK, true, false);
     try {
       TimelinePutResponse response = client.putEntities(generateEntity());
       Assert.assertEquals(1, response.getErrors().size());
@@ -90,7 +90,7 @@ public class TestTimelineClient {
   @Test
   public void testPostEntitiesNoResponse() throws Exception {
     mockClientResponse(
-        ClientResponse.Status.INTERNAL_SERVER_ERROR, false, false);
+        client, ClientResponse.Status.INTERNAL_SERVER_ERROR, false, false);
     try {
       client.putEntities(generateEntity());
       Assert.fail("Exception is expected");
@@ -102,7 +102,7 @@ public class TestTimelineClient {
 
   @Test
   public void testPostEntitiesConnectionRefused() throws Exception {
-    mockClientResponse(null, false, true);
+    mockClientResponse(client, null, false, true);
     try {
       client.putEntities(generateEntity());
       Assert.fail("RuntimeException is expected");
@@ -111,8 +111,24 @@ public class TestTimelineClient {
     }
   }
 
-  private ClientResponse mockClientResponse(ClientResponse.Status status,
-      boolean hasError, boolean hasRuntimeError) {
+  @Test
+  public void testPostEntitiesTimelineServiceNotEnabled() throws Exception {
+    YarnConfiguration conf = new YarnConfiguration();
+    conf.setBoolean(YarnConfiguration.TIMELINE_SERVICE_ENABLED, false);
+    TimelineClientImpl client = createTimelineClient(conf);
+    mockClientResponse(
+        client, ClientResponse.Status.INTERNAL_SERVER_ERROR, false, false);
+    try {
+      TimelinePutResponse response = client.putEntities(generateEntity());
+      Assert.assertEquals(0, response.getErrors().size());
+    } catch (YarnException e) {
+      Assert.fail(
+          "putEntities should already return before throwing the exception");
+    }
+  }
+
+  private static ClientResponse mockClientResponse(TimelineClientImpl client,
+      ClientResponse.Status status, boolean hasError, boolean hasRuntimeError) {
     ClientResponse response = mock(ClientResponse.class);
     if (hasRuntimeError) {
       doThrow(new ClientHandlerException(new ConnectException())).when(client)
@@ -157,4 +173,13 @@ public class TestTimelineClient {
     return entity;
   }
 
+  private static TimelineClientImpl createTimelineClient(
+      YarnConfiguration conf) {
+    TimelineClientImpl client =
+        spy((TimelineClientImpl) TimelineClient.createTimelineClient());
+    client.init(conf);
+    client.start();
+    return client;
+  }
+
 }

Modified: hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
URL: http://svn.apache.org/viewvc/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml?rev=1581189&r1=1581188&r2=1581189&view=diff
==============================================================================
--- hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
(original)
+++ hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-common/src/main/resources/yarn-default.xml
Tue Mar 25 02:22:39 2014
@@ -1088,6 +1088,14 @@
   <!-- Timeline Service's Configuration-->
 
   <property>
+    <description>Indicate to clients whether timeline service is enabled or not.
+    If enabled, clients will put entities and events to the timeline server.
+    </description>
+    <name>yarn.timeline-service.enabled</name>
+    <value>true</value>
+  </property>
+
+  <property>
     <description>The hostname of the timeline service web application.</description>
     <name>yarn.timeline-service.hostname</name>
     <value>0.0.0.0</value>



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