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

Example 26 with TestingTaskExecutorGateway

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

the class AbstractFineGrainedSlotManagerITCase method testAllocationUpdatesIgnoredIfTaskExecutorUnregistered.

// ---------------------------------------------------------------------------------------------
// Allocation update
// ---------------------------------------------------------------------------------------------
/**
 * Verify that the ack of request slot form unregistered task manager will not cause system
 * breakdown.
 */
@Test
public void testAllocationUpdatesIgnoredIfTaskExecutorUnregistered() throws Exception {
    final CompletableFuture<Acknowledge> slotRequestFuture = new CompletableFuture<>();
    final CompletableFuture<Void> slotRequestCallFuture = new CompletableFuture<>();
    final TestingTaskExecutorGateway taskExecutorGateway = new TestingTaskExecutorGatewayBuilder().setRequestSlotFunction(ignored -> {
        slotRequestCallFuture.complete(null);
        return slotRequestFuture;
    }).createTestingTaskExecutorGateway();
    // The fatal error handler will exit the system if there is any exceptions in handling the
    // ack of request slot. We need the security manager to verify that would not happen.
    final SystemExitTrackingSecurityManager trackingSecurityManager = new SystemExitTrackingSecurityManager();
    System.setSecurityManager(trackingSecurityManager);
    final JobID jobId = new JobID();
    final ResourceID taskExecutorResourceId = ResourceID.generate();
    final TaskExecutorConnection taskExecutionConnection = new TaskExecutorConnection(taskExecutorResourceId, taskExecutorGateway);
    final SlotReport slotReport = new SlotReport();
    new Context() {

        {
            runTest(() -> {
                runInMainThread(() -> {
                    getSlotManager().processResourceRequirements(createResourceRequirements(jobId, 1));
                    getSlotManager().registerTaskManager(taskExecutionConnection, slotReport, DEFAULT_TOTAL_RESOURCE_PROFILE, DEFAULT_SLOT_RESOURCE_PROFILE);
                });
                assertFutureCompleteAndReturn(slotRequestCallFuture);
                runInMainThread(() -> {
                    getSlotManager().unregisterTaskManager(taskExecutionConnection.getInstanceID(), TEST_EXCEPTION);
                    slotRequestFuture.complete(Acknowledge.get());
                });
                assertThat(trackingSecurityManager.getSystemExitFuture().isDone(), is(false));
            });
        }
    };
    System.setSecurityManager(null);
}

Example 27 with TestingTaskExecutorGateway

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

the class AbstractFineGrainedSlotManagerITCase method testSlotRequestFailure.

// ---------------------------------------------------------------------------------------------
// Slot allocation failure handling
// ---------------------------------------------------------------------------------------------
/**
 * Tests that the SlotManager retries allocating a slot if the TaskExecutor#requestSlot call
 * fails.
 */
@Test
public void testSlotRequestFailure() throws Exception {
    final JobID jobId = new JobID();
    final ResourceRequirements resourceRequirements = createResourceRequirementsForSingleSlot(jobId);
    final CompletableFuture<Acknowledge> slotRequestFuture1 = new CompletableFuture<>();
    final CompletableFuture<Acknowledge> slotRequestFuture2 = CompletableFuture.completedFuture(Acknowledge.get());
    final Iterator<CompletableFuture<Acknowledge>> slotRequestFutureIterator = Arrays.asList(slotRequestFuture1, slotRequestFuture2).iterator();
    final ArrayBlockingQueue<AllocationID> allocationIds = new ArrayBlockingQueue<>(2);
    final TestingTaskExecutorGateway taskExecutorGateway = new TestingTaskExecutorGatewayBuilder().setRequestSlotFunction(FunctionUtils.uncheckedFunction(requestSlotParameters -> {
        allocationIds.put(requestSlotParameters.f2);
        return slotRequestFutureIterator.next();
    })).createTestingTaskExecutorGateway();
    final ResourceID resourceId = ResourceID.generate();
    final TaskExecutorConnection taskManagerConnection = new TaskExecutorConnection(resourceId, taskExecutorGateway);
    final SlotReport slotReport = new SlotReport();
    new Context() {

        {
            runTest(() -> {
                runInMainThread(() -> {
                    getSlotManager().registerTaskManager(taskManagerConnection, slotReport, DEFAULT_TOTAL_RESOURCE_PROFILE, DEFAULT_SLOT_RESOURCE_PROFILE);
                    getSlotManager().processResourceRequirements(resourceRequirements);
                });
                final AllocationID firstAllocationId = allocationIds.take();
                assertThat(allocationIds, is(empty()));
                // let the first attempt fail --> this should trigger a second attempt
                runInMainThread(() -> slotRequestFuture1.completeExceptionally(new SlotAllocationException("Test exception.")));
                final AllocationID secondAllocationId = allocationIds.take();
                assertThat(allocationIds, is(empty()));
                final TaskManagerSlotInformation slot = getTaskManagerTracker().getAllocatedOrPendingSlot(secondAllocationId).get();
                assertEquals(jobId, slot.getJobId());
                assertFalse(getTaskManagerTracker().getAllocatedOrPendingSlot(firstAllocationId).isPresent());
            });
        }
    };
}

Example 28 with TestingTaskExecutorGateway

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

the class AbstractFineGrainedSlotManagerITCase method testAllocationUpdatesIgnoredIfSlotMarkedAsAllocatedAfterSlotReport.

@Test
public void testAllocationUpdatesIgnoredIfSlotMarkedAsAllocatedAfterSlotReport() throws Exception {
    final CompletableFuture<AllocationID> allocationIdFuture = new CompletableFuture<>();
    final TestingTaskExecutorGateway taskExecutorGateway = new TestingTaskExecutorGatewayBuilder().setRequestSlotFunction(tuple6 -> {
        allocationIdFuture.complete(tuple6.f2);
        return CompletableFuture.completedFuture(Acknowledge.get());
    }).createTestingTaskExecutorGateway();
    // The fatal error handler will exit the system if there is any exceptions in handling the
    // ack of request slot. We need the security manager to verify that would not happen.
    final SystemExitTrackingSecurityManager trackingSecurityManager = new SystemExitTrackingSecurityManager();
    System.setSecurityManager(trackingSecurityManager);
    final TaskExecutorConnection taskExecutionConnection = new TaskExecutorConnection(ResourceID.generate(), taskExecutorGateway);
    final SlotReport slotReport = new SlotReport();
    new Context() {

        {
            runTest(() -> {
                runInMainThread(() -> {
                    getSlotManager().processResourceRequirements(createResourceRequirements(new JobID(), 1));
                    getSlotManager().registerTaskManager(taskExecutionConnection, slotReport, DEFAULT_TOTAL_RESOURCE_PROFILE, DEFAULT_SLOT_RESOURCE_PROFILE);
                });
                final AllocationID allocationId = assertFutureCompleteAndReturn(allocationIdFuture);
                runInMainThread(() -> getSlotManager().reportSlotStatus(taskExecutionConnection.getInstanceID(), new SlotReport(createAllocatedSlotStatus(allocationId, DEFAULT_SLOT_RESOURCE_PROFILE))));
                assertThat(trackingSecurityManager.getSystemExitFuture().isDone(), is(false));
            });
        }
    };
    System.setSecurityManager(null);
}

Example 29 with TestingTaskExecutorGateway

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

the class DeclarativeSlotManagerTest method testAllocationUpdatesIgnoredIfSlotMarkedAsPendingForOtherJob.

@Test
public void testAllocationUpdatesIgnoredIfSlotMarkedAsPendingForOtherJob() throws Exception {
    final DefaultSlotTracker slotTracker = new DefaultSlotTracker();
    final CompletableFuture<AllocationID> firstSlotAllocationIdFuture = new CompletableFuture<>();
    final CompletableFuture<Acknowledge> firstSlotRequestAcknowledgeFuture = new CompletableFuture<>();
    final Iterator<CompletableFuture<Acknowledge>> slotRequestAcknowledgeFutures = Arrays.asList(firstSlotRequestAcknowledgeFuture, new CompletableFuture<Acknowledge>()).iterator();
    final TestingTaskExecutorGateway taskExecutorGateway = new TestingTaskExecutorGatewayBuilder().setRequestSlotFunction(requestSlotParameters -> {
        firstSlotAllocationIdFuture.complete(requestSlotParameters.f2);
        return slotRequestAcknowledgeFutures.next();
    }).createTestingTaskExecutorGateway();
    try (final DeclarativeSlotManager slotManager = createDeclarativeSlotManagerBuilder().setSlotTracker(slotTracker).buildAndStart(ResourceManagerId.generate(), ComponentMainThreadExecutorServiceAdapter.forMainThread(), new TestingResourceActionsBuilder().build())) {
        final TaskExecutorConnection taskExecutionConnection = createTaskExecutorConnection(taskExecutorGateway);
        final SlotReport slotReport = createSlotReport(taskExecutionConnection.getResourceID(), 1);
        final SlotID slotId = Iterators.getOnlyElement(slotReport.iterator()).getSlotID();
        // register task executor
        slotManager.registerTaskManager(taskExecutionConnection, slotReport, ResourceProfile.ANY, ResourceProfile.ANY);
        slotManager.reportSlotStatus(taskExecutionConnection.getInstanceID(), createSlotReport(taskExecutionConnection.getResourceID(), 1));
        // triggers the allocation of a slot
        final JobID firstJobId = new JobID();
        slotManager.processResourceRequirements(createResourceRequirements(firstJobId, 1));
        // clear requirements immediately to ensure the slot will not get re-allocated to the
        // same job
        slotManager.processResourceRequirements(ResourceRequirements.empty(firstJobId, "foobar"));
        // when the slot is freed it will be re-assigned to this second job
        slotManager.processResourceRequirements(createResourceRequirements(new JobID(), 1));
        slotManager.freeSlot(slotId, firstSlotAllocationIdFuture.get());
        // acknowledge the first allocation
        // this should fail if the acknowledgement is not ignored
        firstSlotRequestAcknowledgeFuture.complete(Acknowledge.get());
        // sanity check that the acknowledge was really ignored
        assertThat(slotTracker.getSlot(slotId).getJobId(), is(not(firstJobId)));
    }
}

Example 30 with TestingTaskExecutorGateway

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

the class DeclarativeSlotManagerTest method testAllocationUpdatesIgnoredIfTaskExecutorUnregistered.

@Test
public void testAllocationUpdatesIgnoredIfTaskExecutorUnregistered() throws Exception {
    final ManuallyTriggeredScheduledExecutorService executor = new ManuallyTriggeredScheduledExecutorService();
    final ResourceTracker resourceTracker = new DefaultResourceTracker();
    final TestingTaskExecutorGateway taskExecutorGateway = new TestingTaskExecutorGatewayBuilder().setRequestSlotFunction(ignored -> CompletableFuture.completedFuture(Acknowledge.get())).createTestingTaskExecutorGateway();
    final SystemExitTrackingSecurityManager trackingSecurityManager = new SystemExitTrackingSecurityManager();
    System.setSecurityManager(trackingSecurityManager);
    try (final DeclarativeSlotManager slotManager = createDeclarativeSlotManagerBuilder().setResourceTracker(resourceTracker).buildAndStart(ResourceManagerId.generate(), executor, new TestingResourceActionsBuilder().build())) {
        JobID jobId = new JobID();
        slotManager.processResourceRequirements(createResourceRequirements(jobId, 1));
        final TaskExecutorConnection taskExecutionConnection = createTaskExecutorConnection(taskExecutorGateway);
        final SlotReport slotReport = createSlotReport(taskExecutionConnection.getResourceID(), 1);
        slotManager.registerTaskManager(taskExecutionConnection, slotReport, ResourceProfile.ANY, ResourceProfile.ANY);
        slotManager.unregisterTaskManager(taskExecutionConnection.getInstanceID(), TEST_EXCEPTION);
        executor.triggerAll();
        assertThat(trackingSecurityManager.getSystemExitFuture().isDone(), is(false));
    } finally {
        System.setSecurityManager(null);
    }
}