Examples with TezEvent org.apache.tez.runtime.api.impl.TezEvent used on opensource projects

Example 56 with TezEvent

use of org.apache.tez.runtime.api.impl.TezEvent in project tez by apache.

the class TestVertexImpl method testInputInitializerEventsAtNew.

@Test(timeout = 10000)
public void testInputInitializerEventsAtNew() throws Exception {
    useCustomInitializer = true;
    customInitializer = new EventHandlingRootInputInitializer(null);
    EventHandlingRootInputInitializer initializer = (EventHandlingRootInputInitializer) customInitializer;
    setupPreDagCreation();
    dagPlan = createDAGPlanWithRunningInitializer3();
    setupPostDagCreation();
    VertexImplWithRunningInputInitializer v1 = (VertexImplWithRunningInputInitializer) vertices.get("vertex1");
    VertexImplWithRunningInputInitializer v2 = (VertexImplWithRunningInputInitializer) vertices.get("vertex2");
    VertexImplWithRunningInputInitializer v3 = (VertexImplWithRunningInputInitializer) vertices.get("vertex3");
    initVertex(v1);
    startVertex(v1);
    dispatcher.await();
    // Vertex2 has not been INITED, so the rest of the vertices should be in state NEW.
    Assert.assertEquals(VertexState.RUNNING, v1.getState());
    Assert.assertEquals(VertexState.NEW, v2.getState());
    Assert.assertEquals(VertexState.NEW, v3.getState());
    // Genrate events from v1 to v3's InputInitializer
    InputInitializerEvent event = InputInitializerEvent.create("vertex3", "input1", null);
    // Create taskId and taskAttemptId for the single task that exists in vertex1
    TezTaskID t0_v1 = TezTaskID.getInstance(v1.getVertexId(), 0);
    TezTaskAttemptID ta0_t0_v1 = TezTaskAttemptID.getInstance(t0_v1, 0);
    TezEvent tezEvent = new TezEvent(event, new EventMetaData(EventProducerConsumerType.OUTPUT, "vertex1", "vertex3", ta0_t0_v1));
    dispatcher.getEventHandler().handle(new VertexEventRouteEvent(v1.getVertexId(), Collections.singletonList(tezEvent)));
    dispatcher.await();
    // Events should be cached in the vertex, since the Initializer has not started
    Assert.assertEquals(1, v3.pendingInitializerEvents.size());
    // Get Vertex1 to succeed before Vertex2 is INITED. Contrived case ? This is likely a tiny race.
    for (TezTaskID taskId : v1.getTasks().keySet()) {
        TezTaskAttemptID taskAttemptId = TezTaskAttemptID.getInstance(taskId, 0);
        TaskImpl task = (TaskImpl) v1.getTask(taskId);
        task.handle(new TaskEvent(taskId, TaskEventType.T_ATTEMPT_LAUNCHED));
        task.handle(new TaskEventTASucceeded(taskAttemptId));
        v1.handle(new VertexEventTaskAttemptCompleted(taskAttemptId, TaskAttemptStateInternal.SUCCEEDED));
        v1.handle(new VertexEventTaskCompleted(taskId, TaskState.SUCCEEDED));
        dispatcher.await();
        v1.stateChangeNotifier.taskSucceeded(v1.getName(), taskId, taskAttemptId.getId());
    }
    dispatcher.await();
    // Events should still be cached in the vertex
    Assert.assertEquals(1, v3.pendingInitializerEvents.size());
    Assert.assertEquals(VertexState.NEW, v3.getState());
    // Move processing along. INIT the remaining root level vertex.
    initVertex(v2);
    startVertex(v2);
    dispatcher.await();
    // Initializer would have run, and processed events.
    while (v3.getState() != VertexState.RUNNING) {
        Thread.sleep(10);
    }
    Assert.assertEquals(VertexState.RUNNING, v3.getState());
    // Events should have been cleared from the vertex.
    Assert.assertEquals(0, v3.pendingInitializerEvents.size());
    // KK Add checks to validate thte RootInputManager doesn't remember the events either
    Assert.assertTrue(initializer.eventReceived.get());
    Assert.assertEquals(3, initializer.stateUpdates.size());
    Assert.assertEquals(org.apache.tez.dag.api.event.VertexState.CONFIGURED, initializer.stateUpdates.get(0).getVertexState());
    Assert.assertEquals(org.apache.tez.dag.api.event.VertexState.RUNNING, initializer.stateUpdates.get(1).getVertexState());
    Assert.assertEquals(org.apache.tez.dag.api.event.VertexState.SUCCEEDED, initializer.stateUpdates.get(2).getVertexState());
}

Example 57 with TezEvent

use of org.apache.tez.runtime.api.impl.TezEvent in project tez by apache.

the class TestVertexImpl method testInputInitializerEventMultipleAttempts.

@Test(timeout = 10000)
public void testInputInitializerEventMultipleAttempts() throws Exception {
    useCustomInitializer = true;
    customInitializer = new EventHandlingRootInputInitializer(null);
    EventHandlingRootInputInitializer initializer = (EventHandlingRootInputInitializer) customInitializer;
    setupPreDagCreation();
    dagPlan = createDAGPlanWithRunningInitializer4();
    setupPostDagCreation();
    VertexImplWithRunningInputInitializer v1 = (VertexImplWithRunningInputInitializer) vertices.get("vertex1");
    VertexImplWithRunningInputInitializer v2 = (VertexImplWithRunningInputInitializer) vertices.get("vertex2");
    VertexImplWithRunningInputInitializer v3 = (VertexImplWithRunningInputInitializer) vertices.get("vertex3");
    initVertex(v1);
    startVertex(v1);
    dispatcher.await();
    // Vertex1 start should trigger downstream vertices
    Assert.assertEquals(VertexState.RUNNING, v1.getState());
    Assert.assertEquals(VertexState.RUNNING, v2.getState());
    Assert.assertEquals(VertexState.INITIALIZING, v3.getState());
    ByteBuffer expected;
    // Genrate events from v1 to v3's InputInitializer
    ByteBuffer payload = ByteBuffer.allocate(12).putInt(0, 1).putInt(4, 0).putInt(8, 0);
    InputInitializerEvent event = InputInitializerEvent.create("vertex3", "input1", payload);
    // Create taskId and taskAttemptId for the single task that exists in vertex1
    TezTaskID t0_v1 = TezTaskID.getInstance(v1.getVertexId(), 0);
    TezTaskAttemptID ta0_t0_v1 = TezTaskAttemptID.getInstance(t0_v1, 0);
    TezEvent tezEvent = new TezEvent(event, new EventMetaData(EventProducerConsumerType.OUTPUT, "vertex1", "vertex3", ta0_t0_v1));
    dispatcher.getEventHandler().handle(new VertexEventRouteEvent(v1.getVertexId(), Collections.singletonList(tezEvent)));
    dispatcher.await();
    payload = ByteBuffer.allocate(12).putInt(0, 1).putInt(4, 0).putInt(8, 1);
    expected = payload;
    event = InputInitializerEvent.create("vertex3", "input1", payload);
    // Create taskId and taskAttemptId for the single task that exists in vertex1
    TezTaskAttemptID ta1_t0_v1 = TezTaskAttemptID.getInstance(t0_v1, 1);
    tezEvent = new TezEvent(event, new EventMetaData(EventProducerConsumerType.OUTPUT, "vertex1", "vertex3", ta1_t0_v1));
    dispatcher.getEventHandler().handle(new VertexEventRouteEvent(v1.getVertexId(), Collections.singletonList(tezEvent)));
    dispatcher.await();
    // Events should not be cached in the vertex, since the initializer is running
    Assert.assertEquals(0, v3.pendingInitializerEvents.size());
    // Events should be cached since the tasks have not succeeded.
    // Verify that events are cached
    RootInputInitializerManager.InitializerWrapper initializerWrapper = v3.rootInputInitializerManager.getInitializerWrapper("input1");
    Assert.assertEquals(1, initializerWrapper.getFirstSuccessfulAttemptMap().size());
    Assert.assertEquals(2, initializerWrapper.getPendingEvents().get(v1.getName()).size());
    // Get all tasks of vertex1 to succeed.
    for (TezTaskID taskId : v1.getTasks().keySet()) {
        // Make attempt 1 of every task succeed
        TezTaskAttemptID taskAttemptId = TezTaskAttemptID.getInstance(taskId, 1);
        v1.handle(new VertexEventTaskAttemptCompleted(taskAttemptId, TaskAttemptStateInternal.SUCCEEDED));
        v1.handle(new VertexEventTaskCompleted(taskId, TaskState.SUCCEEDED));
        dispatcher.await();
        v1.stateChangeNotifier.taskSucceeded(v1.getName(), taskId, taskAttemptId.getId());
    }
    dispatcher.await();
    // Initializer would have run, and processed events.
    while (v3.getState() != VertexState.RUNNING) {
        Thread.sleep(10);
    }
    Assert.assertEquals(VertexState.RUNNING, v3.getState());
    Assert.assertEquals(1, initializer.initializerEvents.size());
    Assert.assertEquals(expected, initializer.initializerEvents.get(0).getUserPayload());
}

Example 58 with TezEvent

use of org.apache.tez.runtime.api.impl.TezEvent in project tez by apache.

the class TestRootInputInitializerManager method testEventBeforeSuccess.

// Simple testing. No events if task doesn't succeed.
// Also exercises path where two attempts are reported as successful via the stateChangeNotifier.
// Primarily a failure scenario, when a Task moves back to running from success
// Order event1, success1, event2, success2
@SuppressWarnings("unchecked")
@Test(timeout = 5000)
public void testEventBeforeSuccess() throws Exception {
    InputDescriptor id = mock(InputDescriptor.class);
    InputInitializerDescriptor iid = mock(InputInitializerDescriptor.class);
    RootInputLeafOutput<InputDescriptor, InputInitializerDescriptor> rootInput = new RootInputLeafOutput<InputDescriptor, InputInitializerDescriptor>("InputName", id, iid);
    InputInitializer initializer = mock(InputInitializer.class);
    InputInitializerContext initializerContext = mock(InputInitializerContext.class);
    Vertex vertex = mock(Vertex.class);
    StateChangeNotifier stateChangeNotifier = mock(StateChangeNotifier.class);
    AppContext appContext = mock(AppContext.class, RETURNS_DEEP_STUBS);
    RootInputInitializerManager.InitializerWrapper initializerWrapper = new RootInputInitializerManager.InitializerWrapper(rootInput, initializer, initializerContext, vertex, stateChangeNotifier, appContext);
    ApplicationId appId = ApplicationId.newInstance(1000, 1);
    TezDAGID dagId = TezDAGID.getInstance(appId, 1);
    TezVertexID srcVertexId = TezVertexID.getInstance(dagId, 2);
    TezTaskID srcTaskId1 = TezTaskID.getInstance(srcVertexId, 3);
    Vertex srcVertex = mock(Vertex.class);
    Task srcTask1 = mock(Task.class);
    doReturn(TaskState.RUNNING).when(srcTask1).getState();
    doReturn(srcTask1).when(srcVertex).getTask(srcTaskId1.getId());
    when(appContext.getCurrentDAG().getVertex(any(String.class))).thenReturn(srcVertex);
    String srcVertexName = "srcVertexName";
    List<TezEvent> eventList = Lists.newLinkedList();
    // First Attempt send event
    TezTaskAttemptID srcTaskAttemptId11 = TezTaskAttemptID.getInstance(srcTaskId1, 1);
    EventMetaData sourceInfo11 = new EventMetaData(EventMetaData.EventProducerConsumerType.PROCESSOR, srcVertexName, null, srcTaskAttemptId11);
    InputInitializerEvent e1 = InputInitializerEvent.create("fakeVertex", "fakeInput", null);
    TezEvent te1 = new TezEvent(e1, sourceInfo11);
    eventList.add(te1);
    initializerWrapper.handleInputInitializerEvents(eventList);
    verify(initializer, never()).handleInputInitializerEvent(any(List.class));
    eventList.clear();
    // First attempt, Task success notification
    initializerWrapper.onTaskSucceeded(srcVertexName, srcTaskId1, srcTaskAttemptId11.getId());
    ArgumentCaptor<List> argumentCaptor = ArgumentCaptor.forClass(List.class);
    verify(initializer, times(1)).handleInputInitializerEvent(argumentCaptor.capture());
    List<InputInitializerEvent> invokedEvents = argumentCaptor.getValue();
    assertEquals(1, invokedEvents.size());
    reset(initializer);
    // 2nd attempt send event
    TezTaskAttemptID srcTaskAttemptId12 = TezTaskAttemptID.getInstance(srcTaskId1, 2);
    EventMetaData sourceInfo12 = new EventMetaData(EventMetaData.EventProducerConsumerType.PROCESSOR, srcVertexName, null, srcTaskAttemptId12);
    InputInitializerEvent e2 = InputInitializerEvent.create("fakeVertex", "fakeInput", null);
    TezEvent te2 = new TezEvent(e2, sourceInfo12);
    eventList.add(te2);
    initializerWrapper.handleInputInitializerEvents(eventList);
    verify(initializer, never()).handleInputInitializerEvent(any(List.class));
    eventList.clear();
    reset(initializer);
    // 2nd attempt succeeded
    initializerWrapper.onTaskSucceeded(srcVertexName, srcTaskId1, srcTaskAttemptId12.getId());
    verify(initializer, never()).handleInputInitializerEvent(argumentCaptor.capture());
}

Example 59 with TezEvent

use of org.apache.tez.runtime.api.impl.TezEvent in project tez by apache.

the class TestDAGRecovery method initMockDAGRecoveryDataForTaskAttempt.

// ///////////////////////////// TaskAttempt Recovery /////////////////////////////////////////////////////
private void initMockDAGRecoveryDataForTaskAttempt() {
    TaskStartedEvent t1StartedEvent = new TaskStartedEvent(t1v1Id, "vertex1", 0L, t1StartedTime);
    TaskRecoveryData taskRecoveryData = new TaskRecoveryData(t1StartedEvent, null, null);
    Map<TezTaskID, TaskRecoveryData> taskRecoveryDataMap = new HashMap<TezTaskID, TaskRecoveryData>();
    taskRecoveryDataMap.put(t1v1Id, taskRecoveryData);
    List<TezEvent> inputGeneratedTezEvents = new ArrayList<TezEvent>();
    VertexInitializedEvent v1InitedEvent = new VertexInitializedEvent(v1Id, "vertex1", 0L, v1InitedTime, v1NumTask, "", null, inputGeneratedTezEvents, null);
    Map<String, InputSpecUpdate> rootInputSpecs = new HashMap<String, InputSpecUpdate>();
    VertexConfigurationDoneEvent v1ReconfigureDoneEvent = new VertexConfigurationDoneEvent(v1Id, 0L, v1NumTask, null, null, rootInputSpecs, true);
    VertexStartedEvent v1StartedEvent = new VertexStartedEvent(v1Id, 0L, v1StartedTime);
    VertexRecoveryData v1RecoveryData = new VertexRecoveryData(v1InitedEvent, v1ReconfigureDoneEvent, v1StartedEvent, null, taskRecoveryDataMap, false);
    DAGInitializedEvent dagInitedEvent = new DAGInitializedEvent(dagId, dagInitedTime, "user", "dagName", null);
    DAGStartedEvent dagStartedEvent = new DAGStartedEvent(dagId, dagStartedTime, "user", "dagName");
    doReturn(v1RecoveryData).when(dagRecoveryData).getVertexRecoveryData(v1Id);
    doReturn(dagInitedEvent).when(dagRecoveryData).getDAGInitializedEvent();
    doReturn(dagStartedEvent).when(dagRecoveryData).getDAGStartedEvent();
}

Example 60 with TezEvent

use of org.apache.tez.runtime.api.impl.TezEvent in project tez by apache.

the class TestDAGRecovery method testTaskRecoverFromSucceeded.

/**
 * RecoveryEvent: TaskStartedEvent -> TaskFinishedEvent
 * Recover it to Scheduled
 */
@Test(timeout = 5000)
public void testTaskRecoverFromSucceeded() {
    initMockDAGRecoveryDataForTask();
    TaskStartedEvent taskStartedEvent = new TaskStartedEvent(t1v1Id, "v1", 0L, 0L);
    TaskFinishedEvent taskFinishedEvent = new TaskFinishedEvent(t1v1Id, "v1", 0L, 0L, null, TaskState.SUCCEEDED, "", null, 4);
    TaskAttemptStartedEvent taStartedEvent = new TaskAttemptStartedEvent(ta1t1v1Id, "v1", 0L, mock(ContainerId.class), mock(NodeId.class), "", "", "");
    List<TezEvent> taGeneratedEvents = new ArrayList<TezEvent>();
    EventMetaData metadata = new EventMetaData(EventProducerConsumerType.OUTPUT, "vertex1", "vertex3", ta1t1v2Id);
    taGeneratedEvents.add(new TezEvent(DataMovementEvent.create(ByteBuffer.wrap(new byte[0])), metadata));
    TaskAttemptFinishedEvent taFinishedEvent = new TaskAttemptFinishedEvent(ta1t1v1Id, "v1", 0L, 0L, TaskAttemptState.SUCCEEDED, null, null, "", null, null, taGeneratedEvents, 0L, null, 0L, null, null, null, null, null);
    TaskAttemptRecoveryData taRecoveryData = new TaskAttemptRecoveryData(taStartedEvent, taFinishedEvent);
    Map<TezTaskAttemptID, TaskAttemptRecoveryData> taRecoveryDataMap = new HashMap<TezTaskAttemptID, TaskAttemptRecoveryData>();
    taRecoveryDataMap.put(ta1t1v1Id, taRecoveryData);
    TaskRecoveryData taskRecoveryData = new TaskRecoveryData(taskStartedEvent, taskFinishedEvent, taRecoveryDataMap);
    doReturn(taskRecoveryData).when(dagRecoveryData).getTaskRecoveryData(t1v1Id);
    doReturn(taRecoveryData).when(dagRecoveryData).getTaskAttemptRecoveryData(ta1t1v1Id);
    dag.handle(new DAGEventRecoverEvent(dagId, dagRecoveryData));
    dispatcher.await();
    VertexImpl vertex1 = (VertexImpl) dag.getVertex(v1Id);
    TaskImpl task = (TaskImpl) vertex1.getTask(t1v1Id);
    TaskAttemptImpl taskAttempt = (TaskAttemptImpl) task.getAttempt(ta1t1v1Id);
    assertEquals(VertexState.RUNNING, vertex1.getState());
    assertEquals(1, vertex1.getCompletedTasks());
    assertEquals(TaskStateInternal.SUCCEEDED, task.getInternalState());
    assertEquals(TaskAttemptStateInternal.SUCCEEDED, taskAttempt.getInternalState());
}