Examples with TaskExecutorConnection org.apache.flink.runtime.resourcemanager.registration.TaskExecutorConnection used on opensource projects

Example 1 with TaskExecutorConnection

use of org.apache.flink.runtime.resourcemanager.registration.TaskExecutorConnection in project flink by apache.

the class DeclarativeSlotManager method maybeReclaimInactiveSlots.

private void maybeReclaimInactiveSlots(JobID jobId) {
    if (!resourceTracker.getAcquiredResources(jobId).isEmpty()) {
        final Collection<TaskExecutorConnection> taskExecutorsWithAllocatedSlots = slotTracker.getTaskExecutorsWithAllocatedSlotsForJob(jobId);
        for (TaskExecutorConnection taskExecutorConnection : taskExecutorsWithAllocatedSlots) {
            final TaskExecutorGateway taskExecutorGateway = taskExecutorConnection.getTaskExecutorGateway();
            taskExecutorGateway.freeInactiveSlots(jobId, taskManagerRequestTimeout);
        }
    }
}

Example 2 with TaskExecutorConnection

use of org.apache.flink.runtime.resourcemanager.registration.TaskExecutorConnection in project flink by apache.

the class DeclarativeSlotManagerTest method testSlotReportWithConflictingJobIdDuringSlotAllocation.

/**
 * Tests that a pending slot allocation is cancelled if a slot report indicates that the slot is
 * already allocated by another job.
 */
@Test
public void testSlotReportWithConflictingJobIdDuringSlotAllocation() throws Exception {
    final ResourceRequirements resourceRequirements = createResourceRequirementsForSingleSlot();
    final ArrayBlockingQueue<SlotID> requestedSlotIds = new ArrayBlockingQueue<>(2);
    final TestingTaskExecutorGateway taskExecutorGateway = new TestingTaskExecutorGatewayBuilder().setRequestSlotFunction(FunctionUtils.uncheckedFunction(requestSlotParameters -> {
        requestedSlotIds.put(requestSlotParameters.f0);
        return new CompletableFuture<>();
    })).createTestingTaskExecutorGateway();
    final TaskExecutorConnection taskExecutorConnection = createTaskExecutorConnection(taskExecutorGateway);
    final ResourceID resourceId = taskExecutorConnection.getResourceID();
    final SlotID slotId1 = new SlotID(resourceId, 0);
    final SlotID slotId2 = new SlotID(resourceId, 1);
    final SlotReport slotReport = new SlotReport(Arrays.asList(createFreeSlotStatus(slotId1), createFreeSlotStatus(slotId2)));
    final ScheduledExecutor mainThreadExecutor = new ManuallyTriggeredScheduledExecutor();
    try (final DeclarativeSlotManager slotManager = createDeclarativeSlotManagerBuilder().setScheduledExecutor(mainThreadExecutor).build()) {
        slotManager.start(ResourceManagerId.generate(), mainThreadExecutor, new TestingResourceActionsBuilder().build());
        slotManager.registerTaskManager(taskExecutorConnection, slotReport, ResourceProfile.ANY, ResourceProfile.ANY);
        slotManager.processResourceRequirements(resourceRequirements);
        final SlotID firstRequestedSlotId = requestedSlotIds.take();
        final SlotID freeSlotId = firstRequestedSlotId.equals(slotId1) ? slotId2 : slotId1;
        final SlotReport newSlotReport = new SlotReport(Arrays.asList(createAllocatedSlotStatus(firstRequestedSlotId), createFreeSlotStatus(freeSlotId)));
        slotManager.reportSlotStatus(taskExecutorConnection.getInstanceID(), newSlotReport);
        final SlotID secondRequestedSlotId = requestedSlotIds.take();
        assertEquals(freeSlotId, secondRequestedSlotId);
    }
}

Example 3 with TaskExecutorConnection

use of org.apache.flink.runtime.resourcemanager.registration.TaskExecutorConnection in project flink by apache.

the class DeclarativeSlotManagerTest method testRequirementDeclaration.

private void testRequirementDeclaration(RequirementDeclarationScenario scenario) throws Exception {
    final ResourceManagerId resourceManagerId = ResourceManagerId.generate();
    final ResourceID resourceID = ResourceID.generate();
    final JobID jobId = new JobID();
    final SlotID slotId = new SlotID(resourceID, 0);
    final String targetAddress = "localhost";
    final ResourceProfile resourceProfile = ResourceProfile.fromResources(42.0, 1337);
    final CompletableFuture<Tuple6<SlotID, JobID, AllocationID, ResourceProfile, String, ResourceManagerId>> requestFuture = new CompletableFuture<>();
    // accept an incoming slot request
    final TaskExecutorGateway taskExecutorGateway = new TestingTaskExecutorGatewayBuilder().setRequestSlotFunction(tuple6 -> {
        requestFuture.complete(Tuple6.of(tuple6.f0, tuple6.f1, tuple6.f2, tuple6.f3, tuple6.f4, tuple6.f5));
        return CompletableFuture.completedFuture(Acknowledge.get());
    }).createTestingTaskExecutorGateway();
    final TaskExecutorConnection taskExecutorConnection = new TaskExecutorConnection(resourceID, taskExecutorGateway);
    final SlotStatus slotStatus = new SlotStatus(slotId, resourceProfile);
    final SlotReport slotReport = new SlotReport(slotStatus);
    final DefaultSlotTracker slotTracker = new DefaultSlotTracker();
    try (DeclarativeSlotManager slotManager = createDeclarativeSlotManagerBuilder().setSlotTracker(slotTracker).buildAndStartWithDirectExec(resourceManagerId, new TestingResourceActionsBuilder().build())) {
        if (scenario == RequirementDeclarationScenario.TASK_EXECUTOR_REGISTRATION_BEFORE_REQUIREMENT_DECLARATION) {
            slotManager.registerTaskManager(taskExecutorConnection, slotReport, ResourceProfile.ANY, ResourceProfile.ANY);
        }
        final ResourceRequirements requirements = ResourceRequirements.create(jobId, targetAddress, Collections.singleton(ResourceRequirement.create(resourceProfile, 1)));
        slotManager.processResourceRequirements(requirements);
        if (scenario == RequirementDeclarationScenario.TASK_EXECUTOR_REGISTRATION_AFTER_REQUIREMENT_DECLARATION) {
            slotManager.registerTaskManager(taskExecutorConnection, slotReport, ResourceProfile.ANY, ResourceProfile.ANY);
        }
        assertThat(requestFuture.get(), is(equalTo(Tuple6.of(slotId, jobId, requestFuture.get().f2, resourceProfile, targetAddress, resourceManagerId))));
        DeclarativeTaskManagerSlot slot = slotTracker.getSlot(slotId);
        assertEquals("The slot has not been allocated to the expected allocation id.", jobId, slot.getJobId());
    }
}

Example 4 with TaskExecutorConnection

use of org.apache.flink.runtime.resourcemanager.registration.TaskExecutorConnection in project flink by apache.

the class DeclarativeSlotManagerTest method testNotificationAboutNotEnoughResources.

private static void testNotificationAboutNotEnoughResources(boolean withNotificationGracePeriod) throws Exception {
    final JobID jobId = new JobID();
    final int numRequiredSlots = 3;
    final int numExistingSlots = 1;
    List<Tuple2<JobID, Collection<ResourceRequirement>>> notEnoughResourceNotifications = new ArrayList<>();
    ResourceActions resourceManagerActions = new TestingResourceActionsBuilder().setAllocateResourceFunction(ignored -> false).setNotEnoughResourcesConsumer((jobId1, acquiredResources) -> notEnoughResourceNotifications.add(Tuple2.of(jobId1, acquiredResources))).build();
    try (DeclarativeSlotManager slotManager = createDeclarativeSlotManagerBuilder().buildAndStart(ResourceManagerId.generate(), new ManuallyTriggeredScheduledExecutor(), resourceManagerActions)) {
        if (withNotificationGracePeriod) {
            // this should disable notifications
            slotManager.setFailUnfulfillableRequest(false);
        }
        final ResourceID taskExecutorResourceId = ResourceID.generate();
        final TaskExecutorConnection taskExecutionConnection = new TaskExecutorConnection(taskExecutorResourceId, new TestingTaskExecutorGatewayBuilder().createTestingTaskExecutorGateway());
        final SlotReport slotReport = createSlotReport(taskExecutorResourceId, numExistingSlots);
        slotManager.registerTaskManager(taskExecutionConnection, slotReport, ResourceProfile.ANY, ResourceProfile.ANY);
        ResourceRequirements resourceRequirements = createResourceRequirements(jobId, numRequiredSlots);
        slotManager.processResourceRequirements(resourceRequirements);
        if (withNotificationGracePeriod) {
            assertThat(notEnoughResourceNotifications, empty());
            // re-enable notifications which should also trigger another resource check
            slotManager.setFailUnfulfillableRequest(true);
        }
        assertThat(notEnoughResourceNotifications, hasSize(1));
        Tuple2<JobID, Collection<ResourceRequirement>> notification = notEnoughResourceNotifications.get(0);
        assertThat(notification.f0, is(jobId));
        assertThat(notification.f1, hasItem(ResourceRequirement.create(ResourceProfile.ANY, numExistingSlots)));
        // another slot report that does not indicate any changes should not trigger another
        // notification
        slotManager.reportSlotStatus(taskExecutionConnection.getInstanceID(), slotReport);
        assertThat(notEnoughResourceNotifications, hasSize(1));
    }
}

Example 5 with TaskExecutorConnection

use of org.apache.flink.runtime.resourcemanager.registration.TaskExecutorConnection in project flink by apache.

the class DeclarativeSlotManagerTest method testTaskExecutorFailedHandling.

@Test
public void testTaskExecutorFailedHandling() throws Exception {
    final ResourceTracker resourceTracker = new DefaultResourceTracker();
    try (final DeclarativeSlotManager slotManager = createDeclarativeSlotManagerBuilder().setResourceTracker(resourceTracker).buildAndStartWithDirectExec()) {
        JobID jobId = new JobID();
        slotManager.processResourceRequirements(createResourceRequirements(jobId, 2));
        final TaskExecutorConnection taskExecutionConnection1 = createTaskExecutorConnection();
        final SlotReport slotReport1 = createSlotReport(taskExecutionConnection1.getResourceID(), 2);
        slotManager.registerTaskManager(taskExecutionConnection1, slotReport1, ResourceProfile.ANY, ResourceProfile.ANY);
        slotManager.unregisterTaskManager(taskExecutionConnection1.getInstanceID(), TEST_EXCEPTION);
        assertThat(getTotalResourceCount(resourceTracker.getMissingResources().get(jobId)), is(2));
    }
}