Example usage for org.apache.hadoop.yarn.util SystemClock SystemClock

List of usage examples for org.apache.hadoop.yarn.util SystemClock SystemClock

Introduction

In this page you can find the example usage for org.apache.hadoop.yarn.util SystemClock SystemClock.

Prototype

@Deprecated
    public SystemClock() 

Source Link

Usage

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
// Ensure ContainerTerminating and ContainerTerminated is handled correctly by
// the TaskAttempt
public void testContainerTerminationWhileRunning() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler eventHandler = spy(new MockEventHandler());
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    TaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), false);
    TezTaskAttemptID taskAttemptID = taImpl.getID();
    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);

    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    assertEquals("Task attempt is not in the RUNNING state", taImpl.getState(), TaskAttemptState.RUNNING);
    verify(mockHeartbeatHandler).register(taskAttemptID);

    int expectedEventsAtRunning = 3;
    verify(eventHandler, times(expectedEventsAtRunning)).handle(arg.capture());

    taImpl.handle(new TaskAttemptEventContainerTerminating(taskAttemptID, "Terminating",
            TaskAttemptTerminationCause.APPLICATION_ERROR));
    assertFalse("InternalError occurred trying to handle TA_CONTAINER_TERMINATING", eventHandler.internalError);
    verify(mockHeartbeatHandler).unregister(taskAttemptID);
    assertEquals("Task attempt is not in the  FAILED state", taImpl.getState(), TaskAttemptState.FAILED);

    assertEquals(1, taImpl.getDiagnostics().size());
    assertEquals("Terminating", taImpl.getDiagnostics().get(0));
    assertEquals(TaskAttemptTerminationCause.APPLICATION_ERROR, taImpl.getTerminationCause());

    int expectedEvenstAfterTerminating = expectedEventsAtRunning + 3;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEvenstAfterTerminating)).handle(arg.capture());

    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            TaskEventTAUpdate.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            AMSchedulerEventTAEnded.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            DAGEventCounterUpdate.class, 1);

    taImpl.handle(new TaskAttemptEventContainerTerminated(taskAttemptID, "Terminated",
            TaskAttemptTerminationCause.CONTAINER_EXITED));
    // verify unregister is not invoked again
    verify(mockHeartbeatHandler, times(1)).unregister(taskAttemptID);
    int expectedEventAfterTerminated = expectedEvenstAfterTerminating + 0;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEventAfterTerminated)).handle(arg.capture());

    assertEquals(2, taImpl.getDiagnostics().size());
    assertEquals("Terminated", taImpl.getDiagnostics().get(1));

    // check that original error cause is retained
    assertEquals(TaskAttemptTerminationCause.APPLICATION_ERROR, taImpl.getTerminationCause());
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
// Ensure ContainerTerminated is handled correctly by the TaskAttempt
public void testContainerTerminatedWhileRunning() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler eventHandler = new MockEventHandler();
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    TaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), false);
    TezTaskAttemptID taskAttemptID = taImpl.getID();
    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    assertEquals("Task attempt is not in running state", taImpl.getState(), TaskAttemptState.RUNNING);
    verify(mockHeartbeatHandler).register(taskAttemptID);

    taImpl.handle(new TaskAttemptEventContainerTerminated(taskAttemptID, "Terminated",
            TaskAttemptTerminationCause.CONTAINER_EXITED));
    assertFalse("InternalError occurred trying to handle TA_CONTAINER_TERMINATED", eventHandler.internalError);
    verify(mockHeartbeatHandler).unregister(taskAttemptID);
    assertEquals("Terminated", taImpl.getDiagnostics().get(0));
    assertEquals(TaskAttemptTerminationCause.CONTAINER_EXITED, taImpl.getTerminationCause());
    // TODO Ensure TA_TERMINATING after this is ingored.
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
// Ensure ContainerTerminating and ContainerTerminated is handled correctly by
// the TaskAttempt
public void testContainerTerminatedAfterSuccess() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler eventHandler = spy(new MockEventHandler());
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    TaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), false);
    TezTaskAttemptID taskAttemptID = taImpl.getID();
    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);

    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    assertEquals("Task attempt is not in the RUNNING state", taImpl.getState(), TaskAttemptState.RUNNING);
    verify(mockHeartbeatHandler).register(taskAttemptID);

    int expectedEventsAtRunning = 3;
    verify(eventHandler, times(expectedEventsAtRunning)).handle(arg.capture());

    taImpl.handle(new TaskAttemptEvent(taskAttemptID, TaskAttemptEventType.TA_DONE));

    assertEquals("Task attempt is not in the  SUCCEEDED state", taImpl.getState(), TaskAttemptState.SUCCEEDED);
    verify(mockHeartbeatHandler).unregister(taskAttemptID);
    assertEquals(0, taImpl.getDiagnostics().size());

    int expectedEvenstAfterTerminating = expectedEventsAtRunning + 3;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEvenstAfterTerminating)).handle(arg.capture());

    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            TaskEventTAUpdate.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            AMSchedulerEventTAEnded.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            DAGEventCounterUpdate.class, 1);

    taImpl.handle(new TaskAttemptEventContainerTerminated(taskAttemptID, "Terminated",
            TaskAttemptTerminationCause.CONTAINER_EXITED));
    // verify unregister is not invoked again
    verify(mockHeartbeatHandler, times(1)).unregister(taskAttemptID);
    int expectedEventAfterTerminated = expectedEvenstAfterTerminating + 0;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEventAfterTerminated)).handle(arg.capture());

    // Verify that the diagnostic message included in the Terminated event is not
    // captured - TA already succeeded. Error cause is the default value.
    assertEquals(0, taImpl.getDiagnostics().size());
    assertEquals(TaskAttemptTerminationCause.UNKNOWN_ERROR, taImpl.getTerminationCause());
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
public void testFailure() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler eventHandler = spy(new MockEventHandler());
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);
    taskConf.setBoolean(TezConfiguration.TEZ_AM_SPECULATION_ENABLED, true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    TaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), false);
    TezTaskAttemptID taskAttemptID = taImpl.getID();
    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);

    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    assertEquals("Task attempt is not in the RUNNING state", taImpl.getState(), TaskAttemptState.RUNNING);
    verify(mockHeartbeatHandler).register(taskAttemptID);

    int expectedEventsAtRunning = 4;
    verify(eventHandler, times(expectedEventsAtRunning)).handle(arg.capture());
    verifyEventType(arg.getAllValues().subList(0, expectedEventsAtRunning),
            SpeculatorEventTaskAttemptStatusUpdate.class, 1);

    taImpl.handle(new TaskAttemptEventStatusUpdate(taskAttemptID, new TaskStatusUpdateEvent(null, 0.1f)));

    taImpl.handle(new TaskAttemptEventAttemptFailed(taskAttemptID, TaskAttemptEventType.TA_FAILED, "0",
            TaskAttemptTerminationCause.APPLICATION_ERROR));

    assertEquals("Task attempt is not in the  FAIL_IN_PROGRESS state", taImpl.getInternalState(),
            TaskAttemptStateInternal.FAIL_IN_PROGRESS);
    verify(mockHeartbeatHandler).unregister(taskAttemptID);
    assertEquals(1, taImpl.getDiagnostics().size());
    assertEquals("0", taImpl.getDiagnostics().get(0));
    assertEquals(TaskAttemptTerminationCause.APPLICATION_ERROR, taImpl.getTerminationCause());

    taImpl.handle(new TaskAttemptEventContainerTerminated(taskAttemptID, "1",
            TaskAttemptTerminationCause.CONTAINER_EXITED));
    // verify unregister is not invoked again
    verify(mockHeartbeatHandler, times(1)).unregister(taskAttemptID);
    assertEquals(2, taImpl.getDiagnostics().size());
    assertEquals("1", taImpl.getDiagnostics().get(1));
    // err cause does not change
    assertEquals(TaskAttemptTerminationCause.APPLICATION_ERROR, taImpl.getTerminationCause());

    int expectedEvenstAfterTerminating = expectedEventsAtRunning + 5;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEvenstAfterTerminating)).handle(arg.capture());

    Event e = verifyEventType(/*ww w.j av  a 2  s.c  o m*/
            arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            TaskEventTAUpdate.class, 1);
    assertEquals(TaskEventType.T_ATTEMPT_FAILED, e.getType());
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            AMSchedulerEventTAEnded.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            DAGEventCounterUpdate.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            SpeculatorEventTaskAttemptStatusUpdate.class, 2);
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
public void testSuccess() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler eventHandler = spy(new MockEventHandler());
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);
    taskConf.setBoolean(TezConfiguration.TEZ_AM_SPECULATION_ENABLED, true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    TaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), false);
    TezTaskAttemptID taskAttemptID = taImpl.getID();
    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);

    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    assertEquals("Task attempt is not in the RUNNING state", taImpl.getState(), TaskAttemptState.RUNNING);
    verify(mockHeartbeatHandler).register(taskAttemptID);

    int expectedEventsAtRunning = 4;
    verify(eventHandler, times(expectedEventsAtRunning)).handle(arg.capture());
    verifyEventType(arg.getAllValues().subList(0, expectedEventsAtRunning),
            SpeculatorEventTaskAttemptStatusUpdate.class, 1);

    taImpl.handle(new TaskAttemptEventStatusUpdate(taskAttemptID, new TaskStatusUpdateEvent(null, 0.1f)));

    taImpl.handle(new TaskAttemptEvent(taskAttemptID, TaskAttemptEventType.TA_DONE));

    assertEquals("Task attempt is not in the  SUCCEEDED state", taImpl.getState(), TaskAttemptState.SUCCEEDED);
    verify(mockHeartbeatHandler).unregister(taskAttemptID);
    assertEquals(0, taImpl.getDiagnostics().size());

    int expectedEvenstAfterTerminating = expectedEventsAtRunning + 5;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEvenstAfterTerminating)).handle(arg.capture());

    Event e = verifyEventType(/*from   w ww.  ja v  a  2s .c o m*/
            arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            TaskEventTAUpdate.class, 1);
    assertEquals(TaskEventType.T_ATTEMPT_SUCCEEDED, e.getType());
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            AMSchedulerEventTAEnded.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            DAGEventCounterUpdate.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            SpeculatorEventTaskAttemptStatusUpdate.class, 2);
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
// Ensure Container Preemption race with task completion is handled correctly by
// the TaskAttempt
public void testContainerPreemptedAfterSuccess() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler eventHandler = spy(new MockEventHandler());
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    TaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), false);
    TezTaskAttemptID taskAttemptID = taImpl.getID();

    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);

    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    assertEquals("Task attempt is not in the RUNNING state", taImpl.getState(), TaskAttemptState.RUNNING);
    verify(mockHeartbeatHandler).register(taskAttemptID);

    int expectedEventsAtRunning = 3;
    verify(eventHandler, times(expectedEventsAtRunning)).handle(arg.capture());

    taImpl.handle(new TaskAttemptEvent(taskAttemptID, TaskAttemptEventType.TA_DONE));

    assertEquals("Task attempt is not in the  SUCCEEDED state", taImpl.getState(), TaskAttemptState.SUCCEEDED);
    verify(mockHeartbeatHandler).unregister(taskAttemptID);

    assertEquals(0, taImpl.getDiagnostics().size());

    int expectedEventsAfterTerminating = expectedEventsAtRunning + 3;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEventsAfterTerminating)).handle(arg.capture());

    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEventsAfterTerminating),
            TaskEventTAUpdate.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEventsAfterTerminating),
            AMSchedulerEventTAEnded.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEventsAfterTerminating),
            DAGEventCounterUpdate.class, 1);

    taImpl.handle(new TaskAttemptEvent(taskAttemptID, TaskAttemptEventType.TA_CONTAINER_TERMINATED_BY_SYSTEM));
    // verify unregister is not invoked again
    verify(mockHeartbeatHandler, times(1)).unregister(taskAttemptID);
    int expectedEventAfterTerminated = expectedEventsAfterTerminating + 0;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEventAfterTerminated)).handle(arg.capture());

    // Verify that the diagnostic message included in the Terminated event is not
    // captured - TA already succeeded. Error cause should be the default value
    assertEquals(0, taImpl.getDiagnostics().size());
    assertEquals(TaskAttemptTerminationCause.UNKNOWN_ERROR, taImpl.getTerminationCause());
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
// Ensure node failure on Successful Non-Leaf tasks cause them to be marked as KILLED
public void testNodeFailedNonLeafVertex() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler eventHandler = spy(new MockEventHandler());
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    MockTaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), false);
    TezTaskAttemptID taskAttemptID = taImpl.getID();

    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);

    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    assertEquals("Task attempt is not in the RUNNING state", TaskAttemptState.RUNNING, taImpl.getState());
    verify(mockHeartbeatHandler).register(taskAttemptID);

    int expectedEventsAtRunning = 3;
    verify(eventHandler, times(expectedEventsAtRunning)).handle(arg.capture());

    taImpl.handle(new TaskAttemptEvent(taskAttemptID, TaskAttemptEventType.TA_DONE));

    assertEquals("Task attempt is not in the  SUCCEEDED state", TaskAttemptState.SUCCEEDED, taImpl.getState());
    verify(mockHeartbeatHandler).unregister(taskAttemptID);
    assertEquals(0, taImpl.getDiagnostics().size());

    int expectedEvenstAfterTerminating = expectedEventsAtRunning + 3;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEvenstAfterTerminating)).handle(arg.capture());

    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            TaskEventTAUpdate.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            AMSchedulerEventTAEnded.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            DAGEventCounterUpdate.class, 1);

    // Send out a Node Failure.
    taImpl.handle(new TaskAttemptEventNodeFailed(taskAttemptID, "NodeDecomissioned",
            TaskAttemptTerminationCause.NODE_FAILED));
    // Verify in KILLED state
    assertEquals("Task attempt is not in the  KILLED state", TaskAttemptState.KILLED, taImpl.getState());
    // verify unregister is not invoked again
    verify(mockHeartbeatHandler, times(1)).unregister(taskAttemptID);
    assertEquals(true, taImpl.inputFailedReported);
    // Verify one event to the Task informing it about FAILURE. No events to scheduler. Counter event.
    int expectedEventsNodeFailure = expectedEvenstAfterTerminating + 2;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEventsNodeFailure)).handle(arg.capture());
    verifyEventType(arg.getAllValues().subList(expectedEvenstAfterTerminating, expectedEventsNodeFailure),
            TaskEventTAUpdate.class, 1);

    // Verify still in KILLED state
    assertEquals("Task attempt is not in the  KILLED state", TaskAttemptState.KILLED, taImpl.getState());
    assertEquals(TaskAttemptTerminationCause.NODE_FAILED, taImpl.getTerminationCause());
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
// Ensure node failure on Successful Leaf tasks do not cause them to be marked as KILLED
public void testNodeFailedLeafVertex() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler eventHandler = spy(new MockEventHandler());
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    TaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), true);
    TezTaskAttemptID taskAttemptID = taImpl.getID();

    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);

    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    assertEquals("Task attempt is not in the RUNNING state", TaskAttemptState.RUNNING, taImpl.getState());
    verify(mockHeartbeatHandler).register(taskAttemptID);

    int expectedEventsAtRunning = 3;
    verify(eventHandler, times(expectedEventsAtRunning)).handle(arg.capture());

    taImpl.handle(new TaskAttemptEvent(taskAttemptID, TaskAttemptEventType.TA_DONE));

    assertEquals("Task attempt is not in the  SUCCEEDED state", TaskAttemptState.SUCCEEDED, taImpl.getState());
    verify(mockHeartbeatHandler).unregister(taskAttemptID);
    assertEquals(0, taImpl.getDiagnostics().size());

    int expectedEvenstAfterTerminating = expectedEventsAtRunning + 3;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEvenstAfterTerminating)).handle(arg.capture());

    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            TaskEventTAUpdate.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            AMSchedulerEventTAEnded.class, 1);
    verifyEventType(arg.getAllValues().subList(expectedEventsAtRunning, expectedEvenstAfterTerminating),
            DAGEventCounterUpdate.class, 1);

    // Send out a Node Failure.
    taImpl.handle(new TaskAttemptEventNodeFailed(taskAttemptID, "NodeDecomissioned",
            TaskAttemptTerminationCause.NODE_FAILED));

    // Verify no additional events
    int expectedEventsNodeFailure = expectedEvenstAfterTerminating + 0;
    arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEventsNodeFailure)).handle(arg.capture());

    // Verify still in SUCCEEDED state
    assertEquals("Task attempt is not in the  SUCCEEDED state", TaskAttemptState.SUCCEEDED, taImpl.getState());
    // verify unregister is not invoked again
    verify(mockHeartbeatHandler, times(1)).unregister(taskAttemptID);
    // error cause remains as default value
    assertEquals(TaskAttemptTerminationCause.UNKNOWN_ERROR, taImpl.getTerminationCause());
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttempt.java

License:Apache License

@Test(timeout = 5000)
// Verifies that multiple TooManyFetchFailures are handled correctly by the
// TaskAttempt./*ww w.j a  va 2  s  .c  o m*/
public void testMultipleOutputFailed() throws Exception {
    ApplicationId appId = ApplicationId.newInstance(1, 2);
    ApplicationAttemptId appAttemptId = ApplicationAttemptId.newInstance(appId, 0);
    TezDAGID dagID = TezDAGID.getInstance(appId, 1);
    TezVertexID vertexID = TezVertexID.getInstance(dagID, 1);
    TezTaskID taskID = TezTaskID.getInstance(vertexID, 1);

    MockEventHandler mockEh = new MockEventHandler();
    MockEventHandler eventHandler = spy(mockEh);
    TaskAttemptListener taListener = mock(TaskAttemptListener.class);
    when(taListener.getAddress()).thenReturn(new InetSocketAddress("localhost", 0));

    Configuration taskConf = new Configuration();
    taskConf.setClass("fs.file.impl", StubbedFS.class, FileSystem.class);
    taskConf.setBoolean("fs.file.impl.disable.cache", true);

    TaskLocationHint locationHint = TaskLocationHint
            .createTaskLocationHint(new HashSet<String>(Arrays.asList(new String[] { "127.0.0.1" })), null);
    Resource resource = Resource.newInstance(1024, 1);

    NodeId nid = NodeId.newInstance("127.0.0.1", 0);
    ContainerId contId = ContainerId.newInstance(appAttemptId, 3);
    Container container = mock(Container.class);
    when(container.getId()).thenReturn(contId);
    when(container.getNodeId()).thenReturn(nid);
    when(container.getNodeHttpAddress()).thenReturn("localhost:0");

    AppContext appCtx = mock(AppContext.class);
    AMContainerMap containers = new AMContainerMap(mock(ContainerHeartbeatHandler.class),
            mock(TaskAttemptListener.class), new ContainerContextMatcher(), appCtx);
    containers.addContainerIfNew(container);

    doReturn(new ClusterInfo()).when(appCtx).getClusterInfo();
    doReturn(containers).when(appCtx).getAllContainers();

    TaskHeartbeatHandler mockHeartbeatHandler = mock(TaskHeartbeatHandler.class);
    MockTaskAttemptImpl taImpl = new MockTaskAttemptImpl(taskID, 1, eventHandler, taListener, taskConf,
            new SystemClock(), mockHeartbeatHandler, appCtx, locationHint, false, resource,
            createFakeContainerContext(), false);
    TezTaskAttemptID taskAttemptID = taImpl.getID();

    taImpl.handle(new TaskAttemptEventSchedule(taskAttemptID, 0, 0));
    // At state STARTING.
    taImpl.handle(new TaskAttemptEventStartedRemotely(taskAttemptID, contId, null));
    verify(mockHeartbeatHandler).register(taskAttemptID);
    taImpl.handle(new TaskAttemptEvent(taskAttemptID, TaskAttemptEventType.TA_DONE));
    assertEquals("Task attempt is not in succeeded state", taImpl.getState(), TaskAttemptState.SUCCEEDED);
    verify(mockHeartbeatHandler).unregister(taskAttemptID);

    int expectedEventsTillSucceeded = 6;
    ArgumentCaptor<Event> arg = ArgumentCaptor.forClass(Event.class);
    verify(eventHandler, times(expectedEventsTillSucceeded)).handle(arg.capture());
    verifyEventType(arg.getAllValues(), TaskEventTAUpdate.class, 2);

    InputReadErrorEvent mockReEvent = InputReadErrorEvent.create("", 0, 1);
    EventMetaData mockMeta = mock(EventMetaData.class);
    TezTaskAttemptID mockDestId1 = mock(TezTaskAttemptID.class);
    when(mockMeta.getTaskAttemptID()).thenReturn(mockDestId1);
    TezEvent tzEvent = new TezEvent(mockReEvent, mockMeta);
    taImpl.handle(new TaskAttemptEventOutputFailed(taskAttemptID, tzEvent, 4));

    // failure threshold not met. state is SUCCEEDED
    assertEquals("Task attempt is not in succeeded state", taImpl.getState(), TaskAttemptState.SUCCEEDED);

    // sending same error again doesnt change anything
    taImpl.handle(new TaskAttemptEventOutputFailed(taskAttemptID, tzEvent, 4));
    assertEquals("Task attempt is not in succeeded state", taImpl.getState(), TaskAttemptState.SUCCEEDED);
    // default value of error cause
    assertEquals(TaskAttemptTerminationCause.UNKNOWN_ERROR, taImpl.getTerminationCause());

    // different destination attempt reports error. now threshold crossed
    TezTaskAttemptID mockDestId2 = mock(TezTaskAttemptID.class);
    when(mockMeta.getTaskAttemptID()).thenReturn(mockDestId2);
    taImpl.handle(new TaskAttemptEventOutputFailed(taskAttemptID, tzEvent, 4));

    assertEquals("Task attempt is not in FAILED state", taImpl.getState(), TaskAttemptState.FAILED);
    assertEquals(TaskAttemptTerminationCause.OUTPUT_LOST, taImpl.getTerminationCause());
    // verify unregister is not invoked again
    verify(mockHeartbeatHandler, times(1)).unregister(taskAttemptID);

    assertEquals(true, taImpl.inputFailedReported);
    int expectedEventsAfterFetchFailure = expectedEventsTillSucceeded + 2;
    arg.getAllValues().clear();
    verify(eventHandler, times(expectedEventsAfterFetchFailure)).handle(arg.capture());
    verifyEventType(arg.getAllValues().subList(expectedEventsTillSucceeded, expectedEventsAfterFetchFailure),
            TaskEventTAUpdate.class, 1);

    taImpl.handle(new TaskAttemptEventOutputFailed(taskAttemptID, tzEvent, 1));
    assertEquals("Task attempt is not in FAILED state, still", taImpl.getState(), TaskAttemptState.FAILED);
    assertFalse("InternalError occurred trying to handle TA_TOO_MANY_FETCH_FAILURES",
            eventHandler.internalError);
    // No new events.
    verify(eventHandler, times(expectedEventsAfterFetchFailure)).handle(arg.capture());
}

From source file:org.apache.tez.dag.app.dag.impl.TestTaskAttemptRecovery.java

License:Apache License

@Before
public void setUp() {
    mockEventHandler = mock(EventHandler.class);
    TezTaskID taskId = TezTaskID.fromString("task_1407371892933_0001_1_00_000000");
    ta = new TaskAttemptImpl(taskId, 0, mockEventHandler, mock(TaskAttemptListener.class), new Configuration(),
            new SystemClock(), mock(TaskHeartbeatHandler.class), mock(AppContext.class), false,
            Resource.newInstance(1, 1), mock(ContainerContext.class), false);
}