Package org.apache.hadoop.yarn.event

Examples of org.apache.hadoop.yarn.event.Dispatcher

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   * @return a mock {@link RMContext} for use in test cases
   */
  @SuppressWarnings("rawtypes")
  public static RMContext getMockRMContext() {
    // Null dispatcher
    Dispatcher nullDispatcher = new Dispatcher() {
      private final EventHandler handler =
          new EventHandler() {
            @Override
            public void handle(Event event) {
            }
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    final List<RMApp> apps = newRMApps(n, time, RMAppState.FINISHED);
    final ConcurrentMap<ApplicationId, RMApp> map = Maps.newConcurrentMap();
    for (RMApp app : apps) {
      map.put(app.getApplicationId(), app);
    }
    Dispatcher rmDispatcher = new AsyncDispatcher();
    ContainerAllocationExpirer containerAllocationExpirer = new ContainerAllocationExpirer(
        rmDispatcher);
    AMLivelinessMonitor amLivelinessMonitor = new AMLivelinessMonitor(
        rmDispatcher);
    return new RMContextImpl(new MemStore(), rmDispatcher,
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    server.start();

    // Add an application and the corresponding containers
    RecordFactory recordFactory =
        RecordFactoryProvider.getRecordFactory(conf);
    Dispatcher dispatcher = new AsyncDispatcher();
    String user = "nobody";
    long clusterTimeStamp = 1234;
    ApplicationId appId =
        BuilderUtils.newApplicationId(recordFactory, clusterTimeStamp, 1);
    Application app = mock(Application.class);
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   return submitRequest;
  }

  private void mockRMContext(YarnScheduler yarnScheduler, RMContext rmContext)
      throws IOException {
    Dispatcher dispatcher = mock(Dispatcher.class);
    when(rmContext.getDispatcher()).thenReturn(dispatcher);
    QueueInfo queInfo = recordFactory.newRecordInstance(QueueInfo.class);
    queInfo.setQueueName("testqueue");
    when(yarnScheduler.getQueueInfo(anyString(), anyBoolean(), anyBoolean()))
        .thenReturn(queInfo);
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   return submitRequest;
  }

  private void mockRMContext(YarnScheduler yarnScheduler, RMContext rmContext)
      throws IOException {
    Dispatcher dispatcher = mock(Dispatcher.class);
    when(rmContext.getDispatcher()).thenReturn(dispatcher);
    QueueInfo queInfo = recordFactory.newRecordInstance(QueueInfo.class);
    queInfo.setQueueName("testqueue");
    when(yarnScheduler.getQueueInfo(eq("testqueue"), anyBoolean(), anyBoolean()))
        .thenReturn(queInfo);
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    final List<RMApp> apps = newRMApps(n, time, RMAppState.FINISHED);
    final ConcurrentMap<ApplicationId, RMApp> map = Maps.newConcurrentMap();
    for (RMApp app : apps) {
      map.put(app.getApplicationId(), app);
    }
    Dispatcher rmDispatcher = new AsyncDispatcher();
    ContainerAllocationExpirer containerAllocationExpirer = new ContainerAllocationExpirer(
        rmDispatcher);
    AMLivelinessMonitor amLivelinessMonitor = new AMLivelinessMonitor(
        rmDispatcher);
    AMLivelinessMonitor amFinishingMonitor = new AMLivelinessMonitor(
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  @Before
  public void setUp() {
    Configuration conf = new Configuration();
    // Dispatcher that processes events inline
    Dispatcher dispatcher = new InlineDispatcher();
    RMContext context = new RMContextImpl(dispatcher, null,
        null, null, null, null, null, null, null);
    dispatcher.register(SchedulerEventType.class,
        new InlineDispatcher.EmptyEventHandler());
    dispatcher.register(RMNodeEventType.class,
        new NodeEventDispatcher(context));
    NMLivelinessMonitor nmLivelinessMonitor = new TestNmLivelinessMonitor(
        dispatcher);
    nmLivelinessMonitor.init(conf);
    nmLivelinessMonitor.start();
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  @Before
  public void setUp() {
    Configuration conf = new Configuration();
    // Dispatcher that processes events inline
    Dispatcher dispatcher = new InlineDispatcher();
    dispatcher.register(SchedulerEventType.class, new EventHandler<Event>() {
      @Override
      public void handle(Event event) {
        ; // ignore
      }
    });
    RMContext context =
        new RMContextImpl(dispatcher, null, null, null, null,
          null, new RMContainerTokenSecretManager(conf),
          new NMTokenSecretManagerInRM(conf), null);
    dispatcher.register(RMNodeEventType.class,
        new ResourceManager.NodeEventDispatcher(context));
    NodesListManager nodesListManager = new NodesListManager(context);
    nodesListManager.init(conf);
   
    context.getContainerTokenSecretManager().rollMasterKey();
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    ContainerExecutor exec = new DefaultContainerExecutor();
    exec.setConf(conf);

    DeletionService del = new DeletionService(exec);
    Dispatcher dispatcher = new AsyncDispatcher();
    NodeHealthCheckerService healthChecker = new NodeHealthCheckerService();
    healthChecker.init(conf);
    LocalDirsHandlerService dirsHandler = healthChecker.getDiskHandler();
    NodeManagerMetrics metrics = NodeManagerMetrics.create();
    NodeStatusUpdater nodeStatusUpdater =
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    assertEquals("apps isn't NULL", JSONObject.NULL, json.get("apps"));
  }

  private HashMap<String, String> addAppContainers(Application app)
      throws IOException {
    Dispatcher dispatcher = new AsyncDispatcher();
    ApplicationAttemptId appAttemptId = BuilderUtils.newApplicationAttemptId(
        app.getAppId(), 1);
    Container container1 = new MockContainer(appAttemptId, dispatcher, conf,
        app.getUser(), app.getAppId(), 1);
    Container container2 = new MockContainer(appAttemptId, dispatcher, conf,
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  • org.apache.hadoop.yarn.server.nodemanager.TestEventFlow
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  • org.apache.hadoop.yarn.server.nodemanager.webapp.TestNMWebServer
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  • org.apache.hadoop.yarn.server.resourcemanager.ResourceManager
  • org.apache.hadoop.yarn.server.resourcemanager.resourcetracker.TestNMExpiry
  • org.apache.hadoop.yarn.server.resourcemanager.resourcetracker.TestNMReconnect
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