Examples with TaskExecutorGateway org.apache.flink.runtime.taskexecutor.TaskExecutorGateway used on opensource projects

Example 6 with TaskExecutorGateway

use of org.apache.flink.runtime.taskexecutor.TaskExecutorGateway in project flink by apache.

the class SlotProtocolTest method testSlotsUnavailableRequest.

/**
	 * Tests whether
	 * 1) SlotRequest is routed to the SlotManager
	 * 2) SlotRequest is confirmed
	 * 3) SlotRequest leads to a container allocation
	 * 4) Slot becomes available and TaskExecutor gets a SlotRequest
	 */
@Test
public void testSlotsUnavailableRequest() throws Exception {
    final String rmAddress = "/rm1";
    final String jmAddress = "/jm1";
    final JobID jobID = new JobID();
    testRpcService.registerGateway(jmAddress, mock(JobMasterGateway.class));
    final TestingHighAvailabilityServices testingHaServices = new TestingHighAvailabilityServices();
    final UUID rmLeaderID = UUID.randomUUID();
    final UUID jmLeaderID = UUID.randomUUID();
    TestingLeaderElectionService rmLeaderElectionService = configureHA(testingHaServices, jobID, rmAddress, rmLeaderID, jmAddress, jmLeaderID);
    ResourceManagerConfiguration resourceManagerConfiguration = new ResourceManagerConfiguration(Time.seconds(5L), Time.seconds(5L), Time.minutes(5L));
    JobLeaderIdService jobLeaderIdService = new JobLeaderIdService(testingHaServices, testRpcService.getScheduledExecutor(), resourceManagerConfiguration.getJobTimeout());
    final TestingSlotManagerFactory slotManagerFactory = new TestingSlotManagerFactory();
    SpiedResourceManager resourceManager = new SpiedResourceManager(testRpcService, resourceManagerConfiguration, testingHaServices, slotManagerFactory, mock(MetricRegistry.class), jobLeaderIdService, mock(FatalErrorHandler.class));
    resourceManager.start();
    rmLeaderElectionService.isLeader(rmLeaderID);
    Future<RegistrationResponse> registrationFuture = resourceManager.registerJobManager(rmLeaderID, jmLeaderID, jmAddress, jobID);
    try {
        registrationFuture.get(5, TimeUnit.SECONDS);
    } catch (Exception e) {
        Assert.fail("JobManager registration Future didn't become ready.");
    }
    final SlotManager slotManager = slotManagerFactory.slotManager;
    final AllocationID allocationID = new AllocationID();
    final ResourceProfile resourceProfile = new ResourceProfile(1.0, 100);
    SlotRequest slotRequest = new SlotRequest(jobID, allocationID, resourceProfile);
    RMSlotRequestReply slotRequestReply = resourceManager.requestSlot(jmLeaderID, rmLeaderID, slotRequest);
    // 1) SlotRequest is routed to the SlotManager
    verify(slotManager).requestSlot(slotRequest);
    // 2) SlotRequest is confirmed
    Assert.assertEquals(slotRequestReply.getAllocationID(), allocationID);
    // 3) SlotRequest leads to a container allocation
    Assert.assertEquals(1, resourceManager.startNewWorkerCalled);
    Assert.assertFalse(slotManager.isAllocated(allocationID));
    // slot becomes available
    final String tmAddress = "/tm1";
    TaskExecutorGateway taskExecutorGateway = mock(TaskExecutorGateway.class);
    Mockito.when(taskExecutorGateway.requestSlot(any(SlotID.class), any(JobID.class), any(AllocationID.class), any(String.class), any(UUID.class), any(Time.class))).thenReturn(new FlinkCompletableFuture<TMSlotRequestReply>());
    testRpcService.registerGateway(tmAddress, taskExecutorGateway);
    final ResourceID resourceID = ResourceID.generate();
    final SlotID slotID = new SlotID(resourceID, 0);
    final SlotStatus slotStatus = new SlotStatus(slotID, resourceProfile);
    final SlotReport slotReport = new SlotReport(Collections.singletonList(slotStatus));
    // register slot at SlotManager
    slotManager.registerTaskExecutor(resourceID, new TaskExecutorRegistration(taskExecutorGateway), slotReport);
    // 4) Slot becomes available and TaskExecutor gets a SlotRequest
    verify(taskExecutorGateway, timeout(5000)).requestSlot(eq(slotID), eq(jobID), eq(allocationID), any(String.class), any(UUID.class), any(Time.class));
}

Example 7 with TaskExecutorGateway

use of org.apache.flink.runtime.taskexecutor.TaskExecutorGateway in project flink by apache.

the class JobMasterTest method testHeartbeatTimeoutWithTaskManager.

@Test
public void testHeartbeatTimeoutWithTaskManager() throws Exception {
    final TestingHighAvailabilityServices haServices = new TestingHighAvailabilityServices();
    final TestingLeaderRetrievalService rmLeaderRetrievalService = new TestingLeaderRetrievalService();
    haServices.setResourceManagerLeaderRetriever(rmLeaderRetrievalService);
    haServices.setCheckpointRecoveryFactory(mock(CheckpointRecoveryFactory.class));
    final TestingFatalErrorHandler testingFatalErrorHandler = new TestingFatalErrorHandler();
    final String jobManagerAddress = "jm";
    final UUID jmLeaderId = UUID.randomUUID();
    final ResourceID jmResourceId = new ResourceID(jobManagerAddress);
    final String taskManagerAddress = "tm";
    final ResourceID tmResourceId = new ResourceID(taskManagerAddress);
    final TaskManagerLocation taskManagerLocation = new TaskManagerLocation(tmResourceId, InetAddress.getLoopbackAddress(), 1234);
    final TaskExecutorGateway taskExecutorGateway = mock(TaskExecutorGateway.class);
    final TestingSerialRpcService rpc = new TestingSerialRpcService();
    rpc.registerGateway(taskManagerAddress, taskExecutorGateway);
    final long heartbeatInterval = 1L;
    final long heartbeatTimeout = 5L;
    final ScheduledExecutor scheduledExecutor = mock(ScheduledExecutor.class);
    final HeartbeatServices heartbeatServices = new TestingHeartbeatServices(heartbeatInterval, heartbeatTimeout, scheduledExecutor);
    final JobGraph jobGraph = new JobGraph();
    try {
        final JobMaster jobMaster = new JobMaster(jmResourceId, jobGraph, new Configuration(), rpc, haServices, heartbeatServices, Executors.newScheduledThreadPool(1), mock(BlobLibraryCacheManager.class), mock(RestartStrategyFactory.class), Time.of(10, TimeUnit.SECONDS), null, mock(OnCompletionActions.class), testingFatalErrorHandler, new FlinkUserCodeClassLoader(new URL[0]));
        // also start the heartbeat manager in job manager
        jobMaster.start(jmLeaderId);
        // register task manager will trigger monitoring heartbeat target, schedule heartbeat request in interval time
        jobMaster.registerTaskManager(taskManagerAddress, taskManagerLocation, jmLeaderId);
        ArgumentCaptor<Runnable> heartbeatRunnableCaptor = ArgumentCaptor.forClass(Runnable.class);
        verify(scheduledExecutor, times(1)).scheduleAtFixedRate(heartbeatRunnableCaptor.capture(), eq(0L), eq(heartbeatInterval), eq(TimeUnit.MILLISECONDS));
        Runnable heartbeatRunnable = heartbeatRunnableCaptor.getValue();
        ArgumentCaptor<Runnable> timeoutRunnableCaptor = ArgumentCaptor.forClass(Runnable.class);
        verify(scheduledExecutor).schedule(timeoutRunnableCaptor.capture(), eq(heartbeatTimeout), eq(TimeUnit.MILLISECONDS));
        Runnable timeoutRunnable = timeoutRunnableCaptor.getValue();
        // run the first heartbeat request
        heartbeatRunnable.run();
        verify(taskExecutorGateway, times(1)).heartbeatFromJobManager(eq(jmResourceId));
        // run the timeout runnable to simulate a heartbeat timeout
        timeoutRunnable.run();
        verify(taskExecutorGateway).disconnectJobManager(eq(jobGraph.getJobID()), any(TimeoutException.class));
        // check if a concurrent error occurred
        testingFatalErrorHandler.rethrowError();
    } finally {
        rpc.stopService();
    }
}