Examples with ContainerLaunchRequest org.apache.tez.serviceplugins.api.ContainerLaunchRequest used on opensource projects

Example 1 with ContainerLaunchRequest

use of org.apache.tez.serviceplugins.api.ContainerLaunchRequest in project tez by apache.

the class TestContainerLauncherManager method testEventRouting.

@Test(timeout = 5000)
public void testEventRouting() throws Exception {
    Configuration conf = new Configuration(false);
    UserPayload userPayload = TezUtils.createUserPayloadFromConf(conf);
    AppContext appContext = mock(AppContext.class);
    TaskCommunicatorManagerInterface tal = mock(TaskCommunicatorManagerInterface.class);
    String customLauncherName = "customLauncher";
    List<NamedEntityDescriptor> launcherDescriptors = new LinkedList<>();
    ByteBuffer bb = ByteBuffer.allocate(4);
    bb.putInt(0, 3);
    UserPayload customPayload = UserPayload.create(bb);
    launcherDescriptors.add(new NamedEntityDescriptor(customLauncherName, FakeContainerLauncher.class.getName()).setUserPayload(customPayload));
    launcherDescriptors.add(new NamedEntityDescriptor(TezConstants.getTezYarnServicePluginName(), null).setUserPayload(userPayload));
    ContainerLaucherRouterForMultipleLauncherTest clr = new ContainerLaucherRouterForMultipleLauncherTest(appContext, tal, null, launcherDescriptors, true);
    try {
        clr.init(conf);
        clr.start();
        assertEquals(2, clr.getNumContainerLaunchers());
        assertTrue(clr.getYarnContainerLauncherCreated());
        assertFalse(clr.getUberContainerLauncherCreated());
        assertEquals(customLauncherName, clr.getContainerLauncherName(0));
        assertEquals(TezConstants.getTezYarnServicePluginName(), clr.getContainerLauncherName(1));
        verify(clr.getTestContainerLauncher(0)).initialize();
        verify(clr.getTestContainerLauncher(0)).start();
        verify(clr.getTestContainerLauncher(1)).initialize();
        verify(clr.getTestContainerLauncher(1)).start();
        ContainerLaunchContext clc1 = mock(ContainerLaunchContext.class);
        Container container1 = mock(Container.class);
        ContainerLaunchContext clc2 = mock(ContainerLaunchContext.class);
        Container container2 = mock(Container.class);
        ContainerLauncherLaunchRequestEvent launchRequestEvent1 = new ContainerLauncherLaunchRequestEvent(clc1, container1, 0, 0, 0);
        ContainerLauncherLaunchRequestEvent launchRequestEvent2 = new ContainerLauncherLaunchRequestEvent(clc2, container2, 1, 0, 0);
        clr.handle(launchRequestEvent1);
        ArgumentCaptor<ContainerLaunchRequest> captor = ArgumentCaptor.forClass(ContainerLaunchRequest.class);
        verify(clr.getTestContainerLauncher(0)).launchContainer(captor.capture());
        assertEquals(1, captor.getAllValues().size());
        ContainerLaunchRequest launchRequest1 = captor.getValue();
        assertEquals(clc1, launchRequest1.getContainerLaunchContext());
        clr.handle(launchRequestEvent2);
        captor = ArgumentCaptor.forClass(ContainerLaunchRequest.class);
        verify(clr.getTestContainerLauncher(1)).launchContainer(captor.capture());
        assertEquals(1, captor.getAllValues().size());
        ContainerLaunchRequest launchRequest2 = captor.getValue();
        assertEquals(clc2, launchRequest2.getContainerLaunchContext());
    } finally {
        clr.stop();
        verify(clr.getTestContainerLauncher(0)).shutdown();
        verify(clr.getTestContainerLauncher(1)).shutdown();
    }
}

Example 2 with ContainerLaunchRequest

use of org.apache.tez.serviceplugins.api.ContainerLaunchRequest in project tez by apache.

the class TestMockDAGAppMaster method testConcurrencyLimit.

@Test(timeout = 100000)
public void testConcurrencyLimit() throws Exception {
    // the test relies on local mode behavior of launching a new container per task.
    // so task concurrency == container concurrency
    TezConfiguration tezconf = new TezConfiguration(defaultConf);
    final int concurrencyLimit = 5;
    MockTezClient tezClient = new MockTezClient("testMockAM", tezconf, true, null, null, null, null, false, false, concurrencyLimit * 4, 1000);
    tezClient.start();
    MockDAGAppMaster mockApp = tezClient.getLocalClient().getMockApp();
    MockContainerLauncher mockLauncher = mockApp.getContainerLauncher();
    mockLauncher.startScheduling(false);
    final AtomicInteger concurrency = new AtomicInteger(0);
    final AtomicBoolean exceededConcurrency = new AtomicBoolean(false);
    mockApp.containerDelegate = new ContainerDelegate() {

        @Override
        public void stop(ContainerStopRequest event) {
            concurrency.decrementAndGet();
        }

        @Override
        public void launch(ContainerLaunchRequest event) {
            int maxConc = concurrency.incrementAndGet();
            if (maxConc > concurrencyLimit) {
                exceededConcurrency.set(true);
            }
            System.out.println("Launched: " + maxConc);
        }
    };
    DAG dag = DAG.create("testConcurrencyLimit");
    Vertex vA = Vertex.create("A", ProcessorDescriptor.create("Proc.class"), 20).setConf(TezConfiguration.TEZ_AM_VERTEX_MAX_TASK_CONCURRENCY, String.valueOf(concurrencyLimit));
    dag.addVertex(vA);
    mockLauncher.startScheduling(true);
    DAGClient dagClient = tezClient.submitDAG(dag);
    dagClient.waitForCompletion();
    Assert.assertEquals(DAGStatus.State.SUCCEEDED, dagClient.getDAGStatus(null).getState());
    Assert.assertFalse(exceededConcurrency.get());
    tezClient.stop();
}

Example 3 with ContainerLaunchRequest

use of org.apache.tez.serviceplugins.api.ContainerLaunchRequest in project tez by apache.

the class ContainerLauncherManager method handle.

@Override
public void handle(ContainerLauncherEvent event) {
    int launcherId = event.getLauncherId();
    String schedulerName = appContext.getTaskSchedulerName(event.getSchedulerId());
    String taskCommName = appContext.getTaskCommunicatorName(event.getTaskCommId());
    switch(event.getType()) {
        case CONTAINER_LAUNCH_REQUEST:
            ContainerLauncherLaunchRequestEvent launchEvent = (ContainerLauncherLaunchRequestEvent) event;
            ContainerLaunchRequest launchRequest = new ContainerLaunchRequest(launchEvent.getNodeId(), launchEvent.getContainerId(), launchEvent.getContainerToken(), launchEvent.getContainerLaunchContext(), launchEvent.getContainer(), schedulerName, taskCommName);
            try {
                containerLaunchers[launcherId].launchContainer(launchRequest);
            } catch (Exception e) {
                String msg = "Error when launching container" + ", containerLauncher=" + Utils.getContainerLauncherIdentifierString(launcherId, appContext) + ", scheduler=" + Utils.getTaskSchedulerIdentifierString(event.getSchedulerId(), appContext) + ", taskCommunicator=" + Utils.getTaskCommIdentifierString(event.getTaskCommId(), appContext);
                LOG.error(msg, e);
                sendEvent(new DAGAppMasterEventUserServiceFatalError(DAGAppMasterEventType.CONTAINER_LAUNCHER_SERVICE_FATAL_ERROR, msg, e));
            }
            break;
        case CONTAINER_STOP_REQUEST:
            ContainerStopRequest stopRequest = new ContainerStopRequest(event.getNodeId(), event.getContainerId(), event.getContainerToken(), schedulerName, taskCommName);
            try {
                containerLaunchers[launcherId].stopContainer(stopRequest);
            } catch (Exception e) {
                String msg = "Error when stopping container" + ", containerLauncher=" + Utils.getContainerLauncherIdentifierString(launcherId, appContext) + ", scheduler=" + Utils.getTaskSchedulerIdentifierString(event.getSchedulerId(), appContext) + ", taskCommunicator=" + Utils.getTaskCommIdentifierString(event.getTaskCommId(), appContext);
                LOG.error(msg, e);
                sendEvent(new DAGAppMasterEventUserServiceFatalError(DAGAppMasterEventType.CONTAINER_LAUNCHER_SERVICE_FATAL_ERROR, msg, e));
            }
            break;
    }
}