Examples with ResultPartitionID org.apache.flink.runtime.io.network.partition.ResultPartitionID used on opensource projects

Example 11 with ResultPartitionID

use of org.apache.flink.runtime.io.network.partition.ResultPartitionID in project flink by apache.

the class CancelPartitionRequestTest method testDuplicateCancel.

@Test
public void testDuplicateCancel() throws Exception {
    NettyServerAndClient serverAndClient = null;
    try {
        final TestPooledBufferProvider outboundBuffers = new TestPooledBufferProvider(16);
        ResultPartitionManager partitions = mock(ResultPartitionManager.class);
        ResultPartitionID pid = new ResultPartitionID();
        final CountDownLatch sync = new CountDownLatch(1);
        final ResultSubpartitionView view = spy(new InfiniteSubpartitionView(outboundBuffers, sync));
        // Return infinite subpartition
        when(partitions.createSubpartitionView(eq(pid), eq(0), any(BufferProvider.class), any(BufferAvailabilityListener.class))).thenAnswer(new Answer<ResultSubpartitionView>() {

            @Override
            public ResultSubpartitionView answer(InvocationOnMock invocationOnMock) throws Throwable {
                BufferAvailabilityListener listener = (BufferAvailabilityListener) invocationOnMock.getArguments()[3];
                listener.notifyBuffersAvailable(Long.MAX_VALUE);
                return view;
            }
        });
        PartitionRequestProtocol protocol = new PartitionRequestProtocol(partitions, mock(TaskEventDispatcher.class), mock(NetworkBufferPool.class));
        serverAndClient = initServerAndClient(protocol);
        Channel ch = connect(serverAndClient);
        // Request for non-existing input channel => results in cancel request
        InputChannelID inputChannelId = new InputChannelID();
        ch.writeAndFlush(new PartitionRequest(pid, 0, inputChannelId)).await();
        // Wait for the notification
        if (!sync.await(TestingUtils.TESTING_DURATION().toMillis(), TimeUnit.MILLISECONDS)) {
            fail("Timed out after waiting for " + TestingUtils.TESTING_DURATION().toMillis() + " ms to be notified about cancelled partition.");
        }
        ch.writeAndFlush(new CancelPartitionRequest(inputChannelId)).await();
        ch.close();
        NettyTestUtil.awaitClose(ch);
        verify(view, times(1)).releaseAllResources();
        verify(view, times(0)).notifySubpartitionConsumed();
    } finally {
        shutdown(serverAndClient);
    }
}

Example 12 with ResultPartitionID

use of org.apache.flink.runtime.io.network.partition.ResultPartitionID in project flink by apache.

the class ClientTransportErrorHandlingTest method testExceptionOnWrite.

/**
	 * Verifies that failed client requests via {@link PartitionRequestClient} are correctly
	 * attributed to the respective {@link RemoteInputChannel}.
	 */
@Test
public void testExceptionOnWrite() throws Exception {
    NettyProtocol protocol = new NettyProtocol() {

        @Override
        public ChannelHandler[] getServerChannelHandlers() {
            return new ChannelHandler[0];
        }

        @Override
        public ChannelHandler[] getClientChannelHandlers() {
            return new PartitionRequestProtocol(mock(ResultPartitionProvider.class), mock(TaskEventDispatcher.class), mock(NetworkBufferPool.class)).getClientChannelHandlers();
        }
    };
    // We need a real server and client in this test, because Netty's EmbeddedChannel is
    // not failing the ChannelPromise of failed writes.
    NettyServerAndClient serverAndClient = initServerAndClient(protocol, createConfig());
    Channel ch = connect(serverAndClient);
    PartitionRequestClientHandler handler = getClientHandler(ch);
    // Last outbound handler throws Exception after 1st write
    ch.pipeline().addFirst(new ChannelOutboundHandlerAdapter() {

        int writeNum = 0;

        @Override
        public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
            if (writeNum >= 1) {
                throw new RuntimeException("Expected test exception.");
            }
            writeNum++;
            ctx.write(msg, promise);
        }
    });
    PartitionRequestClient requestClient = new PartitionRequestClient(ch, handler, mock(ConnectionID.class), mock(PartitionRequestClientFactory.class));
    // Create input channels
    RemoteInputChannel[] rich = new RemoteInputChannel[] { createRemoteInputChannel(), createRemoteInputChannel() };
    final CountDownLatch sync = new CountDownLatch(1);
    // Do this with explicit synchronization. Otherwise this is not robust against slow timings
    // of the callback (e.g. we cannot just verify that it was called once, because there is
    // a chance that we do this too early).
    doAnswer(new Answer<Void>() {

        @Override
        public Void answer(InvocationOnMock invocation) throws Throwable {
            sync.countDown();
            return null;
        }
    }).when(rich[1]).onError(isA(LocalTransportException.class));
    // First request is successful
    ChannelFuture f = requestClient.requestSubpartition(new ResultPartitionID(), 0, rich[0], 0);
    assertTrue(f.await().isSuccess());
    // Second request is *not* successful
    f = requestClient.requestSubpartition(new ResultPartitionID(), 0, rich[1], 0);
    assertFalse(f.await().isSuccess());
    // Only the second channel should be notified about the error
    verify(rich[0], times(0)).onError(any(LocalTransportException.class));
    // Wait for the notification
    if (!sync.await(TestingUtils.TESTING_DURATION().toMillis(), TimeUnit.MILLISECONDS)) {
        fail("Timed out after waiting for " + TestingUtils.TESTING_DURATION().toMillis() + " ms to be notified about the channel error.");
    }
    shutdown(serverAndClient);
}

Example 13 with ResultPartitionID

use of org.apache.flink.runtime.io.network.partition.ResultPartitionID in project flink by apache.

the class TaskManagerTest method testCancellingDependentAndStateUpdateFails.

@Test
public void testCancellingDependentAndStateUpdateFails() {
    // this tests creates two tasks. the sender sends data, and fails to send the
    // state update back to the job manager
    // the second one blocks to be canceled
    new JavaTestKit(system) {

        {
            ActorGateway jobManager = null;
            ActorGateway taskManager = null;
            final ActorGateway testActorGateway = new AkkaActorGateway(getTestActor(), leaderSessionID);
            try {
                final JobID jid = new JobID();
                JobVertexID vid1 = new JobVertexID();
                JobVertexID vid2 = new JobVertexID();
                final ExecutionAttemptID eid1 = new ExecutionAttemptID();
                final ExecutionAttemptID eid2 = new ExecutionAttemptID();
                ActorRef jm = system.actorOf(Props.create(new SimpleLookupFailingUpdateJobManagerCreator(leaderSessionID, eid2)));
                jobManager = new AkkaActorGateway(jm, leaderSessionID);
                taskManager = TestingUtils.createTaskManager(system, jobManager, new Configuration(), true, true);
                final ActorGateway tm = taskManager;
                IntermediateResultPartitionID partitionId = new IntermediateResultPartitionID();
                List<ResultPartitionDeploymentDescriptor> irpdd = new ArrayList<ResultPartitionDeploymentDescriptor>();
                irpdd.add(new ResultPartitionDeploymentDescriptor(new IntermediateDataSetID(), partitionId, ResultPartitionType.PIPELINED, 1, 1, true));
                InputGateDeploymentDescriptor ircdd = new InputGateDeploymentDescriptor(new IntermediateDataSetID(), ResultPartitionType.PIPELINED, 0, new InputChannelDeploymentDescriptor[] { new InputChannelDeploymentDescriptor(new ResultPartitionID(partitionId, eid1), ResultPartitionLocation.createLocal()) });
                final TaskDeploymentDescriptor tdd1 = createTaskDeploymentDescriptor(jid, "TestJob", vid1, eid1, new SerializedValue<>(new ExecutionConfig()), "Sender", 1, 0, 1, 0, new Configuration(), new Configuration(), Tasks.Sender.class.getName(), irpdd, Collections.<InputGateDeploymentDescriptor>emptyList(), new ArrayList<BlobKey>(), Collections.<URL>emptyList(), 0);
                final TaskDeploymentDescriptor tdd2 = createTaskDeploymentDescriptor(jid, "TestJob", vid2, eid2, new SerializedValue<>(new ExecutionConfig()), "Receiver", 7, 2, 7, 0, new Configuration(), new Configuration(), Tasks.BlockingReceiver.class.getName(), Collections.<ResultPartitionDeploymentDescriptor>emptyList(), Collections.singletonList(ircdd), new ArrayList<BlobKey>(), Collections.<URL>emptyList(), 0);
                new Within(d) {

                    @Override
                    protected void run() {
                        try {
                            Future<Object> t1Running = tm.ask(new TestingTaskManagerMessages.NotifyWhenTaskIsRunning(eid1), timeout);
                            Future<Object> t2Running = tm.ask(new TestingTaskManagerMessages.NotifyWhenTaskIsRunning(eid2), timeout);
                            tm.tell(new SubmitTask(tdd2), testActorGateway);
                            tm.tell(new SubmitTask(tdd1), testActorGateway);
                            expectMsgEquals(Acknowledge.get());
                            expectMsgEquals(Acknowledge.get());
                            Await.ready(t1Running, d);
                            Await.ready(t2Running, d);
                            tm.tell(TestingTaskManagerMessages.getRequestRunningTasksMessage(), testActorGateway);
                            Map<ExecutionAttemptID, Task> tasks = expectMsgClass(TestingTaskManagerMessages.ResponseRunningTasks.class).asJava();
                            Task t1 = tasks.get(eid1);
                            Task t2 = tasks.get(eid2);
                            tm.tell(new CancelTask(eid2), testActorGateway);
                            expectMsgEquals(Acknowledge.get());
                            if (t2 != null) {
                                Future<Object> response = tm.ask(new TestingTaskManagerMessages.NotifyWhenTaskRemoved(eid2), timeout);
                                Await.ready(response, d);
                            }
                            if (t1 != null) {
                                if (t1.getExecutionState() == ExecutionState.RUNNING) {
                                    tm.tell(new CancelTask(eid1), testActorGateway);
                                    expectMsgEquals(Acknowledge.get());
                                }
                                Future<Object> response = tm.ask(new TestingTaskManagerMessages.NotifyWhenTaskRemoved(eid1), timeout);
                                Await.ready(response, d);
                            }
                            tm.tell(TestingTaskManagerMessages.getRequestRunningTasksMessage(), testActorGateway);
                            tasks = expectMsgClass(TestingTaskManagerMessages.ResponseRunningTasks.class).asJava();
                            assertEquals(0, tasks.size());
                        } catch (Exception e) {
                            e.printStackTrace();
                            fail(e.getMessage());
                        }
                    }
                };
            } catch (Exception e) {
                e.printStackTrace();
                fail(e.getMessage());
            } finally {
                // shut down the actors
                TestingUtils.stopActor(taskManager);
                TestingUtils.stopActor(jobManager);
            }
        }
    };
}

Example 14 with ResultPartitionID

use of org.apache.flink.runtime.io.network.partition.ResultPartitionID in project flink by apache.

the class TaskManagerTest method testRemotePartitionNotFound.

/**
	 * Tests that repeated remote {@link PartitionNotFoundException}s ultimately fail the receiver.
	 */
@Test
public void testRemotePartitionNotFound() throws Exception {
    new JavaTestKit(system) {

        {
            ActorGateway jobManager = null;
            ActorGateway taskManager = null;
            final ActorGateway testActorGateway = new AkkaActorGateway(getTestActor(), leaderSessionID);
            try {
                final IntermediateDataSetID resultId = new IntermediateDataSetID();
                // Create the JM
                ActorRef jm = system.actorOf(Props.create(new SimplePartitionStateLookupJobManagerCreator(leaderSessionID, getTestActor())));
                jobManager = new AkkaActorGateway(jm, leaderSessionID);
                final int dataPort = NetUtils.getAvailablePort();
                Configuration config = new Configuration();
                config.setInteger(ConfigConstants.TASK_MANAGER_DATA_PORT_KEY, dataPort);
                config.setInteger(TaskManagerOptions.NETWORK_REQUEST_BACKOFF_INITIAL, 100);
                config.setInteger(TaskManagerOptions.NETWORK_REQUEST_BACKOFF_MAX, 200);
                taskManager = TestingUtils.createTaskManager(system, jobManager, config, false, true);
                // ---------------------------------------------------------------------------------
                final ActorGateway tm = taskManager;
                final JobID jid = new JobID();
                final JobVertexID vid = new JobVertexID();
                final ExecutionAttemptID eid = new ExecutionAttemptID();
                final ResultPartitionID partitionId = new ResultPartitionID();
                // Remote location (on the same TM though) for the partition
                final ResultPartitionLocation loc = ResultPartitionLocation.createRemote(new ConnectionID(new InetSocketAddress("localhost", dataPort), 0));
                final InputChannelDeploymentDescriptor[] icdd = new InputChannelDeploymentDescriptor[] { new InputChannelDeploymentDescriptor(partitionId, loc) };
                final InputGateDeploymentDescriptor igdd = new InputGateDeploymentDescriptor(resultId, ResultPartitionType.PIPELINED, 0, icdd);
                final TaskDeploymentDescriptor tdd = createTaskDeploymentDescriptor(jid, "TestJob", vid, eid, new SerializedValue<>(new ExecutionConfig()), "Receiver", 1, 0, 1, 0, new Configuration(), new Configuration(), Tasks.AgnosticReceiver.class.getName(), Collections.<ResultPartitionDeploymentDescriptor>emptyList(), Collections.singletonList(igdd), Collections.<BlobKey>emptyList(), Collections.<URL>emptyList(), 0);
                new Within(d) {

                    @Override
                    protected void run() {
                        // Submit the task
                        tm.tell(new SubmitTask(tdd), testActorGateway);
                        expectMsgClass(Acknowledge.get().getClass());
                        // Wait to be notified about the final execution state by the mock JM
                        TaskExecutionState msg = expectMsgClass(TaskExecutionState.class);
                        // The task should fail after repeated requests
                        assertEquals(ExecutionState.FAILED, msg.getExecutionState());
                        Throwable t = msg.getError(ClassLoader.getSystemClassLoader());
                        assertEquals("Thrown exception was not a PartitionNotFoundException: " + t.getMessage(), PartitionNotFoundException.class, t.getClass());
                    }
                };
            } catch (Exception e) {
                e.printStackTrace();
                fail(e.getMessage());
            } finally {
                TestingUtils.stopActor(taskManager);
                TestingUtils.stopActor(jobManager);
            }
        }
    };
}

Example 15 with ResultPartitionID

use of org.apache.flink.runtime.io.network.partition.ResultPartitionID in project flink by apache.

the class TaskTest method testTriggerPartitionStateUpdate.

/**
	 * Tests the trigger partition state update future completions.
	 */
@Test
public void testTriggerPartitionStateUpdate() throws Exception {
    IntermediateDataSetID resultId = new IntermediateDataSetID();
    ResultPartitionID partitionId = new ResultPartitionID();
    LibraryCacheManager libCache = mock(LibraryCacheManager.class);
    when(libCache.getClassLoader(any(JobID.class))).thenReturn(getClass().getClassLoader());
    PartitionProducerStateChecker partitionChecker = mock(PartitionProducerStateChecker.class);
    ResultPartitionConsumableNotifier consumableNotifier = mock(ResultPartitionConsumableNotifier.class);
    NetworkEnvironment network = mock(NetworkEnvironment.class);
    when(network.getResultPartitionManager()).thenReturn(mock(ResultPartitionManager.class));
    when(network.getDefaultIOMode()).thenReturn(IOManager.IOMode.SYNC);
    when(network.createKvStateTaskRegistry(any(JobID.class), any(JobVertexID.class))).thenReturn(mock(TaskKvStateRegistry.class));
    createTask(InvokableBlockingInInvoke.class, libCache, network, consumableNotifier, partitionChecker, Executors.directExecutor());
    // Test all branches of trigger partition state check
    {
        // Reset latches
        createQueuesAndActors();
        // PartitionProducerDisposedException
        Task task = createTask(InvokableBlockingInInvoke.class, libCache, network, consumableNotifier, partitionChecker, Executors.directExecutor());
        FlinkCompletableFuture<ExecutionState> promise = new FlinkCompletableFuture<>();
        when(partitionChecker.requestPartitionProducerState(eq(task.getJobID()), eq(resultId), eq(partitionId))).thenReturn(promise);
        task.triggerPartitionProducerStateCheck(task.getJobID(), resultId, partitionId);
        promise.completeExceptionally(new PartitionProducerDisposedException(partitionId));
        assertEquals(ExecutionState.CANCELING, task.getExecutionState());
    }
    {
        // Reset latches
        createQueuesAndActors();
        // Any other exception
        Task task = createTask(InvokableBlockingInInvoke.class, libCache, network, consumableNotifier, partitionChecker, Executors.directExecutor());
        FlinkCompletableFuture<ExecutionState> promise = new FlinkCompletableFuture<>();
        when(partitionChecker.requestPartitionProducerState(eq(task.getJobID()), eq(resultId), eq(partitionId))).thenReturn(promise);
        task.triggerPartitionProducerStateCheck(task.getJobID(), resultId, partitionId);
        promise.completeExceptionally(new RuntimeException("Any other exception"));
        assertEquals(ExecutionState.FAILED, task.getExecutionState());
    }
    {
        // Reset latches
        createQueuesAndActors();
        // TimeoutException handled special => retry
        Task task = createTask(InvokableBlockingInInvoke.class, libCache, network, consumableNotifier, partitionChecker, Executors.directExecutor());
        SingleInputGate inputGate = mock(SingleInputGate.class);
        when(inputGate.getConsumedResultId()).thenReturn(resultId);
        try {
            task.startTaskThread();
            awaitLatch.await();
            setInputGate(task, inputGate);
            FlinkCompletableFuture<ExecutionState> promise = new FlinkCompletableFuture<>();
            when(partitionChecker.requestPartitionProducerState(eq(task.getJobID()), eq(resultId), eq(partitionId))).thenReturn(promise);
            task.triggerPartitionProducerStateCheck(task.getJobID(), resultId, partitionId);
            promise.completeExceptionally(new TimeoutException());
            assertEquals(ExecutionState.RUNNING, task.getExecutionState());
            verify(inputGate, times(1)).retriggerPartitionRequest(eq(partitionId.getPartitionId()));
        } finally {
            task.getExecutingThread().interrupt();
            task.getExecutingThread().join();
        }
    }
    {
        // Reset latches
        createQueuesAndActors();
        // Success
        Task task = createTask(InvokableBlockingInInvoke.class, libCache, network, consumableNotifier, partitionChecker, Executors.directExecutor());
        SingleInputGate inputGate = mock(SingleInputGate.class);
        when(inputGate.getConsumedResultId()).thenReturn(resultId);
        try {
            task.startTaskThread();
            awaitLatch.await();
            setInputGate(task, inputGate);
            FlinkCompletableFuture<ExecutionState> promise = new FlinkCompletableFuture<>();
            when(partitionChecker.requestPartitionProducerState(eq(task.getJobID()), eq(resultId), eq(partitionId))).thenReturn(promise);
            task.triggerPartitionProducerStateCheck(task.getJobID(), resultId, partitionId);
            promise.complete(ExecutionState.RUNNING);
            assertEquals(ExecutionState.RUNNING, task.getExecutionState());
            verify(inputGate, times(1)).retriggerPartitionRequest(eq(partitionId.getPartitionId()));
        } finally {
            task.getExecutingThread().interrupt();
            task.getExecutingThread().join();
        }
    }
}