Examples with AMRMClientForTest org.apache.tez.dag.app.rm.TestTaskSchedulerHelpers.AMRMClientForTest used on opensource projects

Example 6 with AMRMClientForTest

use of org.apache.tez.dag.app.rm.TestTaskSchedulerHelpers.AMRMClientForTest in project tez by apache.

the class TestContainerReuse method testDifferentResourceContainerReuse.

@Test(timeout = 5000)
public void testDifferentResourceContainerReuse() throws Exception {
    Configuration tezConf = new Configuration(new YarnConfiguration());
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_ENABLED, true);
    tezConf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_RACK_FALLBACK_ENABLED, true);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_REUSE_LOCALITY_DELAY_ALLOCATION_MILLIS, 0);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MIN_MILLIS, 0);
    tezConf.setLong(TezConfiguration.TEZ_AM_CONTAINER_IDLE_RELEASE_TIMEOUT_MAX_MILLIS, 0);
    CapturingEventHandler eventHandler = new CapturingEventHandler();
    TezDAGID dagID = TezDAGID.getInstance("0", 0, 0);
    AMRMClient<CookieContainerRequest> rmClientCore = new AMRMClientForTest();
    TezAMRMClientAsync<CookieContainerRequest> rmClient = spy(new AMRMClientAsyncForTest(rmClientCore, 100));
    AppContext appContext = mock(AppContext.class);
    doReturn(new Configuration(false)).when(appContext).getAMConf();
    AMContainerMap amContainerMap = new AMContainerMap(mock(ContainerHeartbeatHandler.class), mock(TaskCommunicatorManagerInterface.class), new ContainerContextMatcher(), appContext);
    AMNodeTracker amNodeTracker = new AMNodeTracker(eventHandler, appContext);
    doReturn(amContainerMap).when(appContext).getAllContainers();
    doReturn(amNodeTracker).when(appContext).getNodeTracker();
    doReturn(DAGAppMasterState.RUNNING).when(appContext).getAMState();
    doReturn(dagID).when(appContext).getCurrentDAGID();
    doReturn(mock(ClusterInfo.class)).when(appContext).getClusterInfo();
    TaskSchedulerManager taskSchedulerManagerReal = new TaskSchedulerManagerForTest(appContext, eventHandler, rmClient, new AlwaysMatchesContainerMatcher(), TezUtils.createUserPayloadFromConf(tezConf));
    TaskSchedulerManager taskSchedulerManager = spy(taskSchedulerManagerReal);
    taskSchedulerManager.init(tezConf);
    taskSchedulerManager.start();
    TaskSchedulerWithDrainableContext taskScheduler = (TaskSchedulerWithDrainableContext) ((TaskSchedulerManagerForTest) taskSchedulerManager).getSpyTaskScheduler();
    TaskSchedulerContextDrainable drainableAppCallback = taskScheduler.getDrainableAppCallback();
    AtomicBoolean drainNotifier = new AtomicBoolean(false);
    taskScheduler.delayedContainerManager.drainedDelayedContainersForTest = drainNotifier;
    Resource resource1 = Resource.newInstance(1024, 1);
    Resource resource2 = Resource.newInstance(2048, 1);
    String[] host1 = { "host1" };
    String[] host2 = { "host2" };
    String[] racks = { "/default-rack" };
    Priority priority1 = Priority.newInstance(1);
    TezVertexID vertexID1 = TezVertexID.getInstance(dagID, 1);
    // Vertex 1, Task 1, Attempt 1, host1
    TezTaskAttemptID taID11 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 1), 1);
    TaskAttempt ta11 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent1 = createLaunchRequestEvent(taID11, ta11, resource1, host1, racks, priority1);
    // Vertex 1, Task 2, Attempt 1, host1
    TezTaskAttemptID taID12 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 2), 1);
    TaskAttempt ta12 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent2 = createLaunchRequestEvent(taID12, ta12, resource1, host1, racks, priority1);
    // Vertex 1, Task 3, Attempt 1, host2
    TezTaskAttemptID taID13 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 3), 1);
    TaskAttempt ta13 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent3 = createLaunchRequestEvent(taID13, ta13, resource2, host2, racks, priority1);
    // Vertex 1, Task 4, Attempt 1, host2
    TezTaskAttemptID taID14 = TezTaskAttemptID.getInstance(TezTaskID.getInstance(vertexID1, 4), 1);
    TaskAttempt ta14 = mock(TaskAttempt.class);
    AMSchedulerEventTALaunchRequest lrEvent4 = createLaunchRequestEvent(taID14, ta14, resource2, host2, racks, priority1);
    taskSchedulerManager.handleEvent(lrEvent1);
    taskSchedulerManager.handleEvent(lrEvent2);
    taskSchedulerManager.handleEvent(lrEvent3);
    taskSchedulerManager.handleEvent(lrEvent4);
    Container container1 = createContainer(1, "host1", resource1, priority1);
    Container container2 = createContainer(2, "host2", resource2, priority1);
    // One container allocated, should start ta11
    taskScheduler.onContainersAllocated(Collections.singletonList(container1));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta11), any(Object.class), eq(container1));
    // Second container allocated, should start ta13
    taskScheduler.onContainersAllocated(Collections.singletonList(container2));
    TestTaskSchedulerHelpers.waitForDelayedDrainNotify(drainNotifier);
    drainableAppCallback.drain();
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta13), any(Object.class), eq(container2));
    // ta11 finished, should start ta12
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta11, container1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta11, true, null, null);
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta12), any(Object.class), eq(container1));
    verify(rmClient, times(0)).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyNoInvocations(AMContainerEventStopRequest.class);
    eventHandler.reset();
    // ta13 finished, should start ta14
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta13, container2.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta13, true, null, null);
    verify(taskSchedulerManager).taskAllocated(eq(0), eq(ta14), any(Object.class), eq(container2));
    verify(rmClient, times(0)).releaseAssignedContainer(eq(container2.getId()));
    eventHandler.verifyNoInvocations(AMContainerEventStopRequest.class);
    eventHandler.reset();
    // ta12 finished no pending requests, should release container1
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta12, container1.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta12, true, null, null);
    verify(rmClient).releaseAssignedContainer(eq(container1.getId()));
    eventHandler.verifyInvocation(AMContainerEventStopRequest.class);
    eventHandler.reset();
    // ta14 finished no pending requests, should release container2.
    taskSchedulerManager.handleEvent(new AMSchedulerEventTAEnded(ta14, container2.getId(), TaskAttemptState.SUCCEEDED, null, null, 0));
    drainableAppCallback.drain();
    verifyDeAllocateTask(taskScheduler, ta14, true, null, null);
    verify(rmClient).releaseAssignedContainer(eq(container2.getId()));
    eventHandler.verifyInvocation(AMContainerEventStopRequest.class);
    eventHandler.reset();
    taskScheduler.shutdown();
    taskSchedulerManager.close();
}

Example 7 with AMRMClientForTest

use of org.apache.tez.dag.app.rm.TestTaskSchedulerHelpers.AMRMClientForTest in project tez by apache.

the class TestTaskScheduler method testLocalityMatching.

@Test(timeout = 5000)
public void testLocalityMatching() throws Exception {
    TezAMRMClientAsync<CookieContainerRequest> amrmClient = spy(new AMRMClientAsyncForTest(new AMRMClientForTest(), 100));
    Configuration conf = new Configuration();
    conf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_ENABLED, false);
    TaskSchedulerContext appClient = setupMockTaskSchedulerContext(DEFAULT_APP_HOST, DEFAULT_APP_PORT, "", conf);
    final TaskSchedulerContextDrainable drainableAppCallback = createDrainableContext(appClient);
    TaskSchedulerWithDrainableContext taskScheduler = new TaskSchedulerWithDrainableContext(drainableAppCallback, amrmClient);
    taskScheduler.initialize();
    taskScheduler.start();
    Resource resource = Resource.newInstance(1024, 1);
    Priority priority = Priority.newInstance(1);
    String[] hostsTask1 = { "host1" };
    String[] hostsTask2 = { "non-allocated-host" };
    String[] defaultRack = { "/default-rack" };
    String[] otherRack = { "/other-rack" };
    Object mockTask1 = mock(Object.class);
    CookieContainerRequest mockCookie1 = mock(CookieContainerRequest.class, RETURNS_DEEP_STUBS);
    when(mockCookie1.getCookie().getTask()).thenReturn(mockTask1);
    Object mockTask2 = mock(Object.class);
    CookieContainerRequest mockCookie2 = mock(CookieContainerRequest.class, RETURNS_DEEP_STUBS);
    when(mockCookie2.getCookie().getTask()).thenReturn(mockTask2);
    Container containerHost1 = createContainer(1, "host1", resource, priority);
    Container containerHost3 = createContainer(2, "host3", resource, priority);
    List<Container> allocatedContainers = new LinkedList<Container>();
    allocatedContainers.add(containerHost3);
    allocatedContainers.add(containerHost1);
    taskScheduler.allocateTask(mockTask1, resource, hostsTask1, defaultRack, priority, null, mockCookie1);
    drainableAppCallback.drain();
    List<CookieContainerRequest> host1List = new ArrayList<CookieContainerRequest>();
    host1List.add(mockCookie1);
    List<CookieContainerRequest> defaultRackList = new ArrayList<CookieContainerRequest>();
    defaultRackList.add(mockCookie1);
    List<CookieContainerRequest> nonAllocatedHostList = new ArrayList<YarnTaskSchedulerService.CookieContainerRequest>();
    nonAllocatedHostList.add(mockCookie2);
    List<CookieContainerRequest> otherRackList = new ArrayList<YarnTaskSchedulerService.CookieContainerRequest>();
    otherRackList.add(mockCookie2);
    taskScheduler.allocateTask(mockTask2, resource, hostsTask2, otherRack, priority, null, mockCookie2);
    drainableAppCallback.drain();
    List<CookieContainerRequest> anyList = new LinkedList<YarnTaskSchedulerService.CookieContainerRequest>();
    anyList.add(mockCookie1);
    anyList.add(mockCookie2);
    taskScheduler.onContainersAllocated(allocatedContainers);
    drainableAppCallback.drain();
    ArgumentCaptor<Object> taskCaptor = ArgumentCaptor.forClass(Object.class);
    ArgumentCaptor<Container> containerCaptor = ArgumentCaptor.forClass(Container.class);
    verify(appClient, times(2)).taskAllocated(taskCaptor.capture(), any(), containerCaptor.capture());
    // Expected containerHost1 allocated to task1 due to locality,
    // containerHost3 allocated to task2.
    List<Container> assignedContainers = containerCaptor.getAllValues();
    int container1Pos = assignedContainers.indexOf(containerHost1);
    assertTrue("Container: " + containerHost1 + " was not assigned", container1Pos != -1);
    assertEquals("Task 1 was not allocated to containerHost1", mockTask1, taskCaptor.getAllValues().get(container1Pos));
    int container2Pos = assignedContainers.indexOf(containerHost3);
    assertTrue("Container: " + containerHost3 + " was not assigned", container2Pos != -1);
    assertEquals("Task 2 was not allocated to containerHost3", mockTask2, taskCaptor.getAllValues().get(container2Pos));
    AppFinalStatus finalStatus = new AppFinalStatus(FinalApplicationStatus.SUCCEEDED, "", "");
    when(appClient.getFinalAppStatus()).thenReturn(finalStatus);
    taskScheduler.shutdown();
}

Example 8 with AMRMClientForTest

use of org.apache.tez.dag.app.rm.TestTaskSchedulerHelpers.AMRMClientForTest in project tez by apache.

the class TestTaskScheduler method testTaskSchedulerPreemption2.

@Test(timeout = 5000)
public void testTaskSchedulerPreemption2() throws Exception {
    TezAMRMClientAsync<CookieContainerRequest> mockRMClient = spy(new AMRMClientAsyncForTest(new AMRMClientForTest(), 100));
    int waitTime = 1000;
    Configuration conf = new Configuration();
    conf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_ENABLED, false);
    conf.setInt(TezConfiguration.TEZ_AM_PREEMPTION_HEARTBEATS_BETWEEN_PREEMPTIONS, 2);
    conf.setInt(TezConfiguration.TEZ_AM_PREEMPTION_MAX_WAIT_TIME_MS, waitTime);
    TaskSchedulerContext mockApp = setupMockTaskSchedulerContext(DEFAULT_APP_HOST, DEFAULT_APP_PORT, DEFAULT_APP_URL, false, null, null, new PreemptionMatcher(), conf);
    final TaskSchedulerContextDrainable drainableAppCallback = createDrainableContext(mockApp);
    final TaskSchedulerWithDrainableContext scheduler = new TaskSchedulerWithDrainableContext(drainableAppCallback, mockRMClient);
    scheduler.initialize();
    scheduler.start();
    // no preemption
    scheduler.getProgress();
    drainableAppCallback.drain();
    Resource totalResource = mockRMClient.getAvailableResources();
    Assert.assertEquals(totalResource, scheduler.getTotalResources());
    verify(mockRMClient, times(0)).releaseAssignedContainer((ContainerId) any());
    // allocate task
    Object mockTask1 = mock(Object.class);
    Object mockTask2 = mock(Object.class);
    Object mockTask3 = mock(Object.class);
    Object obj3 = new Object();
    Priority pri2 = Priority.newInstance(2);
    Priority pri4 = Priority.newInstance(4);
    Priority pri6 = Priority.newInstance(6);
    ArgumentCaptor<CookieContainerRequest> requestCaptor = ArgumentCaptor.forClass(CookieContainerRequest.class);
    final ArrayList<CookieContainerRequest> anyContainers = new ArrayList<CookieContainerRequest>();
    Resource taskAsk = Resource.newInstance(1024, 1);
    scheduler.allocateTask(mockTask1, taskAsk, null, null, pri4, null, null);
    drainableAppCallback.drain();
    verify(mockRMClient, times(1)).addContainerRequest(requestCaptor.capture());
    anyContainers.add(requestCaptor.getValue());
    scheduler.getProgress();
    drainableAppCallback.drain();
    Assert.assertEquals(totalResource, scheduler.getTotalResources());
    verify(mockRMClient, times(0)).releaseAssignedContainer((ContainerId) any());
    List<Container> containers = new ArrayList<Container>();
    Container mockContainer1 = mock(Container.class, RETURNS_DEEP_STUBS);
    when(mockContainer1.getNodeId().getHost()).thenReturn("host1");
    when(mockContainer1.getResource()).thenReturn(taskAsk);
    when(mockContainer1.getPriority()).thenReturn(pri4);
    ContainerId mockCId1 = mock(ContainerId.class);
    when(mockContainer1.getId()).thenReturn(mockCId1);
    containers.add(mockContainer1);
    Mockito.doAnswer(new Answer<Object>() {

        public Object answer(InvocationOnMock invocation) {
            Object[] args = invocation.getArguments();
            ContainerId cId = (ContainerId) args[0];
            scheduler.deallocateContainer(cId);
            return null;
        }
    }).when(mockApp).preemptContainer((ContainerId) any());
    scheduler.onContainersAllocated(containers);
    drainableAppCallback.drain();
    Assert.assertEquals(1, scheduler.taskAllocations.size());
    Assert.assertEquals(mockCId1, scheduler.taskAllocations.get(mockTask1).getId());
    // no preemption
    scheduler.getProgress();
    drainableAppCallback.drain();
    verify(mockRMClient, times(0)).releaseAssignedContainer((ContainerId) any());
    // no need for task preemption until now - so they should match
    Assert.assertEquals(scheduler.numHeartbeats, scheduler.heartbeatAtLastPreemption);
    // add a pending request that cannot be allocated until resources free up
    Object mockTask2Cookie = new Object();
    scheduler.allocateTask(mockTask2, taskAsk, null, null, pri2, obj3, mockTask2Cookie);
    Object mockTask3Cookie = new Object();
    scheduler.allocateTask(mockTask3, taskAsk, null, null, pri6, obj3, mockTask3Cookie);
    // nothing waiting till now
    Assert.assertNull(scheduler.highestWaitingRequestPriority);
    Assert.assertEquals(0, scheduler.highestWaitingRequestWaitStartTime);
    long currTime = System.currentTimeMillis();
    scheduler.getProgress();
    drainableAppCallback.drain();
    verify(mockRMClient, times(0)).releaseAssignedContainer((ContainerId) any());
    // enough free resources. preemption not triggered
    Assert.assertEquals(pri2, scheduler.highestWaitingRequestPriority);
    Assert.assertTrue(scheduler.highestWaitingRequestWaitStartTime >= currTime);
    Assert.assertEquals(scheduler.numHeartbeats, scheduler.heartbeatAtLastPreemption);
    Thread.sleep(waitTime + 10);
    long oldStartWaitTime = scheduler.highestWaitingRequestWaitStartTime;
    scheduler.getProgress();
    drainableAppCallback.drain();
    verify(mockRMClient, times(0)).releaseAssignedContainer((ContainerId) any());
    // enough free resources. deadline crossed. preemption triggered
    Assert.assertEquals(pri2, scheduler.highestWaitingRequestPriority);
    Assert.assertEquals(oldStartWaitTime, scheduler.highestWaitingRequestWaitStartTime);
    Assert.assertTrue(scheduler.numHeartbeats > scheduler.heartbeatAtLastPreemption);
    scheduler.getProgress();
    drainableAppCallback.drain();
    verify(mockRMClient, times(1)).releaseAssignedContainer((ContainerId) any());
    verify(mockRMClient, times(1)).releaseAssignedContainer(mockCId1);
    Assert.assertEquals(scheduler.numHeartbeats, scheduler.heartbeatAtLastPreemption);
    // maintains existing waiting values
    Assert.assertEquals(pri2, scheduler.highestWaitingRequestPriority);
    Assert.assertEquals(oldStartWaitTime, scheduler.highestWaitingRequestWaitStartTime);
    // remove high pri request to test waiting pri change
    scheduler.deallocateTask(mockTask2, false, null, null);
    scheduler.getProgress();
    // waiting value changes
    Assert.assertEquals(pri6, scheduler.highestWaitingRequestPriority);
    Assert.assertTrue(oldStartWaitTime < scheduler.highestWaitingRequestWaitStartTime);
    Thread.sleep(waitTime + 10);
    scheduler.getProgress();
    drainableAppCallback.drain();
    // deadlines crossed but nothing lower pri running. so reset
    Assert.assertNull(scheduler.highestWaitingRequestPriority);
    Assert.assertEquals(0, scheduler.highestWaitingRequestWaitStartTime);
    scheduler.getProgress();
    drainableAppCallback.drain();
    // waiting value changes
    Assert.assertEquals(pri6, scheduler.highestWaitingRequestPriority);
    Assert.assertTrue(oldStartWaitTime < scheduler.highestWaitingRequestWaitStartTime);
    AppFinalStatus finalStatus = new AppFinalStatus(FinalApplicationStatus.SUCCEEDED, "", DEFAULT_APP_URL);
    when(mockApp.getFinalAppStatus()).thenReturn(finalStatus);
    scheduler.shutdown();
    drainableAppCallback.drain();
}

Example 9 with AMRMClientForTest

use of org.apache.tez.dag.app.rm.TestTaskSchedulerHelpers.AMRMClientForTest in project tez by apache.

the class TestTaskScheduler method testTaskSchedulerNoReuse.

@SuppressWarnings({ "unchecked" })
@Test(timeout = 10000)
public void testTaskSchedulerNoReuse() throws Exception {
    AMRMClientAsyncForTest mockRMClient = spy(new AMRMClientAsyncForTest(new AMRMClientForTest(), 100));
    Configuration conf = new Configuration();
    conf.setBoolean(TezConfiguration.TEZ_AM_CONTAINER_REUSE_ENABLED, false);
    int interval = 100;
    conf.setInt(TezConfiguration.TEZ_AM_RM_HEARTBEAT_INTERVAL_MS_MAX, interval);
    TaskSchedulerContext mockApp = setupMockTaskSchedulerContext(DEFAULT_APP_HOST, DEFAULT_APP_PORT, DEFAULT_APP_URL, conf);
    TaskSchedulerContextDrainable drainableAppCallback = createDrainableContext(mockApp);
    TaskSchedulerWithDrainableContext scheduler = new TaskSchedulerWithDrainableContext(drainableAppCallback, mockRMClient);
    scheduler.initialize();
    drainableAppCallback.drain();
    // Verifying the validity of the configuration via the interval only instead of making sure
    // it's the same instance.
    verify(mockRMClient).setHeartbeatInterval(interval);
    scheduler.start();
    drainableAppCallback.drain();
    verify(mockRMClient).start();
    verify(mockRMClient).registerApplicationMaster(DEFAULT_APP_HOST, DEFAULT_APP_PORT, DEFAULT_APP_URL);
    RegisterApplicationMasterResponse regResponse = mockRMClient.getRegistrationResponse();
    verify(mockApp).setApplicationRegistrationData(regResponse.getMaximumResourceCapability(), regResponse.getApplicationACLs(), regResponse.getClientToAMTokenMasterKey(), regResponse.getQueue());
    Assert.assertEquals(scheduler.getClusterNodeCount(), mockRMClient.getClusterNodeCount());
    Object mockTask1 = mock(Object.class);
    Object mockCookie1 = mock(Object.class);
    Resource mockCapability = mock(Resource.class);
    String[] hosts = { "host1", "host5" };
    String[] racks = { "/default-rack", "/default-rack" };
    Priority mockPriority = mock(Priority.class);
    ArgumentCaptor<CookieContainerRequest> requestCaptor = ArgumentCaptor.forClass(CookieContainerRequest.class);
    // allocate task
    scheduler.allocateTask(mockTask1, mockCapability, hosts, racks, mockPriority, null, mockCookie1);
    drainableAppCallback.drain();
    verify(mockRMClient, times(1)).addContainerRequest((CookieContainerRequest) any());
    // returned from task requests before allocation happens
    assertFalse(scheduler.deallocateTask(mockTask1, true, null, null));
    verify(mockApp, times(0)).containerBeingReleased(any(ContainerId.class));
    verify(mockRMClient, times(1)).removeContainerRequest((CookieContainerRequest) any());
    verify(mockRMClient, times(0)).releaseAssignedContainer((ContainerId) any());
    // deallocating unknown task
    assertFalse(scheduler.deallocateTask(mockTask1, true, null, null));
    verify(mockApp, times(0)).containerBeingReleased(any(ContainerId.class));
    verify(mockRMClient, times(1)).removeContainerRequest((CookieContainerRequest) any());
    verify(mockRMClient, times(0)).releaseAssignedContainer((ContainerId) any());
    // allocate tasks
    Object mockTask2 = mock(Object.class);
    Object mockCookie2 = mock(Object.class);
    Object mockTask3 = mock(Object.class);
    Object mockCookie3 = mock(Object.class);
    scheduler.allocateTask(mockTask1, mockCapability, hosts, racks, mockPriority, null, mockCookie1);
    drainableAppCallback.drain();
    verify(mockRMClient, times(2)).addContainerRequest(requestCaptor.capture());
    CookieContainerRequest request1 = requestCaptor.getValue();
    scheduler.allocateTask(mockTask2, mockCapability, hosts, racks, mockPriority, null, mockCookie2);
    drainableAppCallback.drain();
    verify(mockRMClient, times(3)).addContainerRequest(requestCaptor.capture());
    CookieContainerRequest request2 = requestCaptor.getValue();
    scheduler.allocateTask(mockTask3, mockCapability, hosts, racks, mockPriority, null, mockCookie3);
    drainableAppCallback.drain();
    verify(mockRMClient, times(4)).addContainerRequest(requestCaptor.capture());
    CookieContainerRequest request3 = requestCaptor.getValue();
    List<Container> containers = new ArrayList<Container>();
    Container mockContainer1 = mock(Container.class, RETURNS_DEEP_STUBS);
    when(mockContainer1.getNodeId().getHost()).thenReturn("host1");
    ContainerId mockCId1 = mock(ContainerId.class);
    when(mockContainer1.getId()).thenReturn(mockCId1);
    containers.add(mockContainer1);
    Container mockContainer2 = mock(Container.class, RETURNS_DEEP_STUBS);
    when(mockContainer2.getNodeId().getHost()).thenReturn("host2");
    ContainerId mockCId2 = mock(ContainerId.class);
    when(mockContainer2.getId()).thenReturn(mockCId2);
    containers.add(mockContainer2);
    Container mockContainer3 = mock(Container.class, RETURNS_DEEP_STUBS);
    when(mockContainer3.getNodeId().getHost()).thenReturn("host3");
    ContainerId mockCId3 = mock(ContainerId.class);
    when(mockContainer3.getId()).thenReturn(mockCId3);
    containers.add(mockContainer3);
    Container mockContainer4 = mock(Container.class, RETURNS_DEEP_STUBS);
    when(mockContainer4.getNodeId().getHost()).thenReturn("host4");
    ContainerId mockCId4 = mock(ContainerId.class);
    when(mockContainer4.getId()).thenReturn(mockCId4);
    containers.add(mockContainer4);
    scheduler.onContainersAllocated(containers);
    drainableAppCallback.drain();
    // first container allocated
    verify(mockApp).taskAllocated(mockTask1, mockCookie1, mockContainer1);
    verify(mockApp).taskAllocated(mockTask2, mockCookie2, mockContainer2);
    verify(mockApp).taskAllocated(mockTask3, mockCookie3, mockContainer3);
    // no other allocations returned
    verify(mockApp, times(3)).taskAllocated(any(), any(), (Container) any());
    verify(mockRMClient).removeContainerRequest(request1);
    verify(mockRMClient).removeContainerRequest(request2);
    verify(mockRMClient).removeContainerRequest(request3);
    // verify unwanted container released
    verify(mockRMClient).releaseAssignedContainer(mockCId4);
    // deallocate allocated task
    assertTrue(scheduler.deallocateTask(mockTask1, true, null, null));
    drainableAppCallback.drain();
    verify(mockApp).containerBeingReleased(mockCId1);
    verify(mockRMClient).releaseAssignedContainer(mockCId1);
    // deallocate allocated container
    Assert.assertEquals(mockTask2, scheduler.deallocateContainer(mockCId2));
    drainableAppCallback.drain();
    verify(mockRMClient).releaseAssignedContainer(mockCId2);
    verify(mockRMClient, times(3)).releaseAssignedContainer((ContainerId) any());
    List<ContainerStatus> statuses = new ArrayList<ContainerStatus>();
    ContainerStatus mockStatus1 = mock(ContainerStatus.class);
    when(mockStatus1.getContainerId()).thenReturn(mockCId1);
    statuses.add(mockStatus1);
    ContainerStatus mockStatus2 = mock(ContainerStatus.class);
    when(mockStatus2.getContainerId()).thenReturn(mockCId2);
    statuses.add(mockStatus2);
    ContainerStatus mockStatus3 = mock(ContainerStatus.class);
    when(mockStatus3.getContainerId()).thenReturn(mockCId3);
    statuses.add(mockStatus3);
    ContainerStatus mockStatus4 = mock(ContainerStatus.class);
    when(mockStatus4.getContainerId()).thenReturn(mockCId4);
    statuses.add(mockStatus4);
    scheduler.onContainersCompleted(statuses);
    drainableAppCallback.drain();
    // released container status returned
    verify(mockApp).containerCompleted(mockTask1, mockStatus1);
    verify(mockApp).containerCompleted(mockTask2, mockStatus2);
    // currently allocated container status returned and not released
    verify(mockApp).containerCompleted(mockTask3, mockStatus3);
    // no other statuses returned
    verify(mockApp, times(3)).containerCompleted(any(), (ContainerStatus) any());
    verify(mockRMClient, times(3)).releaseAssignedContainer((ContainerId) any());
    // verify blacklisting
    verify(mockRMClient, times(0)).addNodeToBlacklist((NodeId) any());
    String badHost = "host6";
    NodeId badNodeId = mock(NodeId.class);
    when(badNodeId.getHost()).thenReturn(badHost);
    scheduler.blacklistNode(badNodeId);
    verify(mockRMClient, times(1)).addNodeToBlacklist(badNodeId);
    Object mockTask4 = mock(Object.class);
    Object mockCookie4 = mock(Object.class);
    scheduler.allocateTask(mockTask4, mockCapability, null, null, mockPriority, null, mockCookie4);
    drainableAppCallback.drain();
    verify(mockRMClient, times(5)).addContainerRequest(requestCaptor.capture());
    Container mockContainer5 = mock(Container.class, RETURNS_DEEP_STUBS);
    when(mockContainer5.getNodeId().getHost()).thenReturn(badHost);
    when(mockContainer5.getNodeId()).thenReturn(badNodeId);
    ContainerId mockCId5 = mock(ContainerId.class);
    when(mockContainer5.getId()).thenReturn(mockCId5);
    containers.clear();
    containers.add(mockContainer5);
    scheduler.onContainersAllocated(containers);
    drainableAppCallback.drain();
    // no new allocation
    verify(mockApp, times(3)).taskAllocated(any(), any(), (Container) any());
    // verify blacklisted container released
    verify(mockRMClient).releaseAssignedContainer(mockCId5);
    verify(mockRMClient, times(4)).releaseAssignedContainer((ContainerId) any());
    // verify request added back
    verify(mockRMClient, times(6)).addContainerRequest(requestCaptor.capture());
    Container mockContainer6 = mock(Container.class, RETURNS_DEEP_STUBS);
    when(mockContainer6.getNodeId().getHost()).thenReturn("host7");
    ContainerId mockCId6 = mock(ContainerId.class);
    when(mockContainer6.getId()).thenReturn(mockCId6);
    containers.clear();
    containers.add(mockContainer6);
    scheduler.onContainersAllocated(containers);
    drainableAppCallback.drain();
    // new allocation
    verify(mockApp, times(4)).taskAllocated(any(), any(), (Container) any());
    verify(mockApp).taskAllocated(mockTask4, mockCookie4, mockContainer6);
    // deallocate allocated task
    assertTrue(scheduler.deallocateTask(mockTask4, true, null, null));
    drainableAppCallback.drain();
    verify(mockApp).containerBeingReleased(mockCId6);
    verify(mockRMClient).releaseAssignedContainer(mockCId6);
    verify(mockRMClient, times(5)).releaseAssignedContainer((ContainerId) any());
    // test unblacklist
    scheduler.unblacklistNode(badNodeId);
    verify(mockRMClient, times(1)).removeNodeFromBlacklist(badNodeId);
    assertEquals(0, scheduler.blacklistedNodes.size());
    float progress = 0.5f;
    when(mockApp.getProgress()).thenReturn(progress);
    Assert.assertEquals(progress, scheduler.getProgress(), 0);
    // check duplicate allocation request
    scheduler.allocateTask(mockTask1, mockCapability, hosts, racks, mockPriority, null, mockCookie1);
    drainableAppCallback.drain();
    verify(mockRMClient, times(7)).addContainerRequest((CookieContainerRequest) any());
    verify(mockRMClient, times(6)).removeContainerRequest((CookieContainerRequest) any());
    scheduler.allocateTask(mockTask1, mockCapability, hosts, racks, mockPriority, null, mockCookie1);
    drainableAppCallback.drain();
    // old request removed and new one added
    verify(mockRMClient, times(7)).removeContainerRequest((CookieContainerRequest) any());
    verify(mockRMClient, times(8)).addContainerRequest((CookieContainerRequest) any());
    assertFalse(scheduler.deallocateTask(mockTask1, true, null, null));
    List<NodeReport> mockUpdatedNodes = mock(List.class);
    scheduler.onNodesUpdated(mockUpdatedNodes);
    drainableAppCallback.drain();
    verify(mockApp).nodesUpdated(mockUpdatedNodes);
    ArgumentCaptor<String> argumentCaptor = ArgumentCaptor.forClass(String.class);
    Exception mockException = new IOException("mockexception");
    scheduler.onError(mockException);
    drainableAppCallback.drain();
    verify(mockApp).reportError(eq(YarnTaskSchedulerServiceError.RESOURCEMANAGER_ERROR), argumentCaptor.capture(), any(DagInfo.class));
    assertTrue(argumentCaptor.getValue().contains("mockexception"));
    scheduler.onShutdownRequest();
    drainableAppCallback.drain();
    verify(mockApp).appShutdownRequested();
    AppFinalStatus finalStatus = new AppFinalStatus(FinalApplicationStatus.SUCCEEDED, SUCCEED_APP_MESSAGE, DEFAULT_APP_URL);
    when(mockApp.getFinalAppStatus()).thenReturn(finalStatus);
    scheduler.shutdown();
    drainableAppCallback.drain();
    verify(mockRMClient).unregisterApplicationMaster(FinalApplicationStatus.SUCCEEDED, SUCCEED_APP_MESSAGE, DEFAULT_APP_URL);
    verify(mockRMClient).stop();
}

Example 10 with AMRMClientForTest

use of org.apache.tez.dag.app.rm.TestTaskSchedulerHelpers.AMRMClientForTest in project tez by apache.

the class TestTaskScheduler method testTaskSchedulerDetermineMinHeldContainers.

@Test(timeout = 5000)
public void testTaskSchedulerDetermineMinHeldContainers() throws Exception {
    TezAMRMClientAsync<CookieContainerRequest> mockRMClient = spy(new AMRMClientAsyncForTest(new AMRMClientForTest(), 100));
    TaskSchedulerContext mockApp = setupMockTaskSchedulerContext(DEFAULT_APP_HOST, DEFAULT_APP_PORT, DEFAULT_APP_URL, true, new Configuration());
    final TaskSchedulerContextDrainable drainableAppCallback = createDrainableContext(mockApp);
    TaskSchedulerWithDrainableContext scheduler = new TaskSchedulerWithDrainableContext(drainableAppCallback, mockRMClient);
    scheduler.initialize();
    scheduler.start();
    String rack1 = "r1";
    String rack2 = "r2";
    String rack3 = "r3";
    String node1Rack1 = "n1r1";
    String node2Rack1 = "n2r1";
    String node1Rack2 = "n1r2";
    String node2Rack2 = "n2r2";
    String node1Rack3 = "n1r3";
    ApplicationAttemptId appId = ApplicationAttemptId.newInstance(ApplicationId.newInstance(0, 0), 0);
    Resource r = Resource.newInstance(0, 0);
    ContainerId mockCId1 = ContainerId.newInstance(appId, 0);
    Container c1 = mock(Container.class, RETURNS_DEEP_STUBS);
    // we are mocking directly
    when(c1.getNodeId().getHost()).thenReturn("");
    HeldContainer hc1 = Mockito.spy(new HeldContainer(c1, 0, 0, null, containerSignatureMatcher));
    when(hc1.getNode()).thenReturn(node1Rack1);
    when(hc1.getRack()).thenReturn(rack1);
    when(c1.getId()).thenReturn(mockCId1);
    when(c1.getResource()).thenReturn(r);
    when(hc1.getContainer()).thenReturn(c1);
    ContainerId mockCId2 = ContainerId.newInstance(appId, 1);
    Container c2 = mock(Container.class, RETURNS_DEEP_STUBS);
    // we are mocking directly
    when(c2.getNodeId().getHost()).thenReturn("");
    HeldContainer hc2 = Mockito.spy(new HeldContainer(c2, 0, 0, null, containerSignatureMatcher));
    when(hc2.getNode()).thenReturn(node2Rack1);
    when(hc2.getRack()).thenReturn(rack1);
    when(c2.getId()).thenReturn(mockCId2);
    when(c2.getResource()).thenReturn(r);
    when(hc2.getContainer()).thenReturn(c2);
    ContainerId mockCId3 = ContainerId.newInstance(appId, 2);
    Container c3 = mock(Container.class, RETURNS_DEEP_STUBS);
    // we are mocking directly
    when(c3.getNodeId().getHost()).thenReturn("");
    HeldContainer hc3 = Mockito.spy(new HeldContainer(c3, 0, 0, null, containerSignatureMatcher));
    when(hc3.getNode()).thenReturn(node1Rack1);
    when(hc3.getRack()).thenReturn(rack1);
    when(c3.getId()).thenReturn(mockCId3);
    when(c3.getResource()).thenReturn(r);
    when(hc3.getContainer()).thenReturn(c3);
    ContainerId mockCId4 = ContainerId.newInstance(appId, 3);
    Container c4 = mock(Container.class, RETURNS_DEEP_STUBS);
    // we are mocking directly
    when(c4.getNodeId().getHost()).thenReturn("");
    HeldContainer hc4 = Mockito.spy(new HeldContainer(c4, 0, 0, null, containerSignatureMatcher));
    when(hc4.getNode()).thenReturn(node2Rack1);
    when(hc4.getRack()).thenReturn(rack1);
    when(c4.getId()).thenReturn(mockCId4);
    when(c4.getResource()).thenReturn(r);
    when(hc4.getContainer()).thenReturn(c4);
    ContainerId mockCId5 = ContainerId.newInstance(appId, 4);
    Container c5 = mock(Container.class, RETURNS_DEEP_STUBS);
    // we are mocking directly
    when(c5.getNodeId().getHost()).thenReturn("");
    HeldContainer hc5 = Mockito.spy(new HeldContainer(c5, 0, 0, null, containerSignatureMatcher));
    when(hc5.getNode()).thenReturn(node1Rack2);
    when(hc5.getRack()).thenReturn(rack2);
    when(c5.getId()).thenReturn(mockCId5);
    when(c5.getResource()).thenReturn(r);
    when(hc5.getContainer()).thenReturn(c5);
    ContainerId mockCId6 = ContainerId.newInstance(appId, 5);
    Container c6 = mock(Container.class, RETURNS_DEEP_STUBS);
    // we are mocking directly
    when(c6.getNodeId().getHost()).thenReturn("");
    HeldContainer hc6 = Mockito.spy(new HeldContainer(c6, 0, 0, null, containerSignatureMatcher));
    when(hc6.getNode()).thenReturn(node2Rack2);
    when(hc6.getRack()).thenReturn(rack2);
    when(c6.getId()).thenReturn(mockCId6);
    when(c6.getResource()).thenReturn(r);
    when(hc6.getContainer()).thenReturn(c6);
    ContainerId mockCId7 = ContainerId.newInstance(appId, 6);
    Container c7 = mock(Container.class, RETURNS_DEEP_STUBS);
    // we are mocking directly
    when(c7.getNodeId().getHost()).thenReturn("");
    HeldContainer hc7 = Mockito.spy(new HeldContainer(c7, 0, 0, null, containerSignatureMatcher));
    when(hc7.getNode()).thenReturn(node1Rack3);
    when(hc7.getRack()).thenReturn(rack3);
    when(c7.getId()).thenReturn(mockCId7);
    when(c7.getResource()).thenReturn(r);
    when(hc7.getContainer()).thenReturn(c7);
    scheduler.heldContainers.put(mockCId1, hc1);
    scheduler.heldContainers.put(mockCId2, hc2);
    scheduler.heldContainers.put(mockCId3, hc3);
    scheduler.heldContainers.put(mockCId4, hc4);
    scheduler.heldContainers.put(mockCId5, hc5);
    scheduler.heldContainers.put(mockCId6, hc6);
    scheduler.heldContainers.put(mockCId7, hc7);
    // test empty case
    scheduler.sessionNumMinHeldContainers = 0;
    scheduler.determineMinHeldContainers();
    Assert.assertEquals(0, scheduler.sessionMinHeldContainers.size());
    // test min >= held
    scheduler.sessionNumMinHeldContainers = 7;
    scheduler.determineMinHeldContainers();
    Assert.assertEquals(7, scheduler.sessionMinHeldContainers.size());
    // test min < held
    scheduler.sessionNumMinHeldContainers = 5;
    scheduler.determineMinHeldContainers();
    Assert.assertEquals(5, scheduler.sessionMinHeldContainers.size());
    Set<HeldContainer> heldContainers = Sets.newHashSet();
    for (ContainerId cId : scheduler.sessionMinHeldContainers) {
        heldContainers.add(scheduler.heldContainers.get(cId));
    }
    Set<String> racks = Sets.newHashSet();
    Set<String> nodes = Sets.newHashSet();
    for (HeldContainer hc : heldContainers) {
        nodes.add(hc.getNode());
        racks.add(hc.getRack());
    }
    // 1 container from each node in rack1 and rack2. 1 container from rack3.
    // covers not enough containers in rack (rack 3)
    // covers just enough containers in rack (rack 2)
    // covers more than enough containers in rack (rack 1)
    Assert.assertEquals(5, nodes.size());
    Assert.assertTrue(nodes.contains(node1Rack1) && nodes.contains(node2Rack1) && nodes.contains(node1Rack2) && nodes.contains(node2Rack2) && nodes.contains(node1Rack3));
    Assert.assertEquals(3, racks.size());
    Assert.assertTrue(racks.contains(rack1) && racks.contains(rack2) && racks.contains(rack3));
    long currTime = System.currentTimeMillis();
    heldContainers.clear();
    heldContainers.addAll(scheduler.heldContainers.values());
    for (HeldContainer hc : heldContainers) {
        when(hc.isNew()).thenReturn(true);
        scheduler.delayedContainerManager.addDelayedContainer(hc.getContainer(), currTime);
    }
    Thread.sleep(1000);
    drainableAppCallback.drain();
    // only the 2 container not in min-held containers are released
    verify(mockRMClient, times(2)).releaseAssignedContainer((ContainerId) any());
    Assert.assertEquals(5, scheduler.heldContainers.size());
    AppFinalStatus finalStatus = new AppFinalStatus(FinalApplicationStatus.SUCCEEDED, SUCCEED_APP_MESSAGE, DEFAULT_APP_URL);
    when(mockApp.getFinalAppStatus()).thenReturn(finalStatus);
    scheduler.shutdown();
}