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

Example 16 with NettyShuffleEnvironment

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

the class StreamTaskCancellationTest method testCanceleablesCanceledOnCancelTaskError.

@Test
public void testCanceleablesCanceledOnCancelTaskError() throws Exception {
    CancelFailingTask.syncLatch = new OneShotLatch();
    StreamConfig cfg = new StreamConfig(new Configuration());
    try (NettyShuffleEnvironment shuffleEnvironment = new NettyShuffleEnvironmentBuilder().build()) {
        Task task = createTask(CancelFailingTask.class, shuffleEnvironment, cfg, new Configuration());
        // start the task and wait until it runs
        // execution state RUNNING is not enough, we need to wait until the stream task's run()
        // method
        // is entered
        task.startTaskThread();
        CancelFailingTask.syncLatch.await();
        // cancel the execution - this should lead to smooth shutdown
        task.cancelExecution();
        task.getExecutingThread().join();
        assertEquals(ExecutionState.CANCELED, task.getExecutionState());
    }
}

Example 17 with NettyShuffleEnvironment

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

the class StreamTaskTest method testStateBackendClosingOnFailure.

@Test
public void testStateBackendClosingOnFailure() throws Exception {
    Configuration taskManagerConfig = new Configuration();
    taskManagerConfig.setString(STATE_BACKEND, TestMemoryStateBackendFactory.class.getName());
    StreamConfig cfg = new StreamConfig(new Configuration());
    cfg.setStateKeySerializer(mock(TypeSerializer.class));
    cfg.setOperatorID(new OperatorID(4711L, 42L));
    TestStreamSource<Long, MockSourceFunction> streamSource = new TestStreamSource<>(new MockSourceFunction());
    cfg.setStreamOperator(streamSource);
    cfg.setTimeCharacteristic(TimeCharacteristic.ProcessingTime);
    try (NettyShuffleEnvironment shuffleEnvironment = new NettyShuffleEnvironmentBuilder().build()) {
        Task task = createTask(StateBackendTestSource.class, shuffleEnvironment, cfg, taskManagerConfig);
        StateBackendTestSource.fail = true;
        task.startTaskThread();
        // wait for clean termination
        task.getExecutingThread().join();
        // ensure that the state backends and stream iterables are closed ...
        verify(TestStreamSource.operatorStateBackend).close();
        verify(TestStreamSource.keyedStateBackend).close();
        verify(TestStreamSource.rawOperatorStateInputs).close();
        verify(TestStreamSource.rawKeyedStateInputs).close();
        // ... and disposed
        verify(TestStreamSource.operatorStateBackend).dispose();
        verify(TestStreamSource.keyedStateBackend).dispose();
        assertEquals(ExecutionState.FAILED, task.getExecutionState());
    }
}

Example 18 with NettyShuffleEnvironment

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

the class StreamTaskTest method testEarlyCanceling.

/**
 * This test checks that cancel calls that are issued before the operator is instantiated still
 * lead to proper canceling.
 */
@Test
public void testEarlyCanceling() throws Exception {
    final StreamConfig cfg = new StreamConfig(new Configuration());
    cfg.setOperatorID(new OperatorID(4711L, 42L));
    cfg.setStreamOperator(new SlowlyDeserializingOperator());
    cfg.setTimeCharacteristic(TimeCharacteristic.ProcessingTime);
    final TaskManagerActions taskManagerActions = spy(new NoOpTaskManagerActions());
    try (NettyShuffleEnvironment shuffleEnvironment = new NettyShuffleEnvironmentBuilder().build()) {
        final Task task = new TestTaskBuilder(shuffleEnvironment).setInvokable(SourceStreamTask.class).setTaskConfig(cfg.getConfiguration()).setTaskManagerActions(taskManagerActions).build();
        final TaskExecutionState state = new TaskExecutionState(task.getExecutionId(), ExecutionState.RUNNING);
        task.startTaskThread();
        verify(taskManagerActions, timeout(2000L)).updateTaskExecutionState(eq(state));
        // send a cancel. because the operator takes a long time to deserialize, this should
        // hit the task before the operator is deserialized
        task.cancelExecution();
        task.getExecutingThread().join();
        assertFalse("Task did not cancel", task.getExecutingThread().isAlive());
        assertEquals(ExecutionState.CANCELED, task.getExecutionState());
    }
}

Example 19 with NettyShuffleEnvironment

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

the class RemoteInputChannelTest method testOnFailedPartitionRequestDoesNotBlockNetworkThreads.

/**
 * Test to guard against FLINK-13249.
 */
@Test
public void testOnFailedPartitionRequestDoesNotBlockNetworkThreads() throws Exception {
    final long testBlockedWaitTimeoutMillis = 30_000L;
    final PartitionProducerStateChecker partitionProducerStateChecker = (jobId, intermediateDataSetId, resultPartitionId) -> CompletableFuture.completedFuture(ExecutionState.RUNNING);
    final NettyShuffleEnvironment shuffleEnvironment = new NettyShuffleEnvironmentBuilder().build();
    final Task task = new TestTaskBuilder(shuffleEnvironment).setPartitionProducerStateChecker(partitionProducerStateChecker).build();
    final SingleInputGate inputGate = new SingleInputGateBuilder().setPartitionProducerStateProvider(task).build();
    TestTaskBuilder.setTaskState(task, ExecutionState.RUNNING);
    final OneShotLatch ready = new OneShotLatch();
    final OneShotLatch blocker = new OneShotLatch();
    final AtomicBoolean timedOutOrInterrupted = new AtomicBoolean(false);
    final ConnectionManager blockingConnectionManager = new TestingConnectionManager() {

        @Override
        public PartitionRequestClient createPartitionRequestClient(ConnectionID connectionId) {
            ready.trigger();
            try {
                // We block here, in a section that holds the
                // SingleInputGate#requestLock
                blocker.await(testBlockedWaitTimeoutMillis, TimeUnit.MILLISECONDS);
            } catch (InterruptedException | TimeoutException e) {
                timedOutOrInterrupted.set(true);
            }
            return new TestingPartitionRequestClient();
        }
    };
    final RemoteInputChannel remoteInputChannel = InputChannelBuilder.newBuilder().setConnectionManager(blockingConnectionManager).buildRemoteChannel(inputGate);
    inputGate.setInputChannels(remoteInputChannel);
    final Thread simulatedNetworkThread = new Thread(() -> {
        try {
            ready.await();
            // We want to make sure that our simulated network thread does not
            // block on
            // SingleInputGate#requestLock as well through this call.
            remoteInputChannel.onFailedPartitionRequest();
            // Will only give free the blocker if we did not block ourselves.
            blocker.trigger();
        } catch (InterruptedException e) {
            Thread.currentThread().interrupt();
        }
    });
    simulatedNetworkThread.start();
    // The entry point to that will lead us into
    // blockingConnectionManager#createPartitionRequestClient(...).
    inputGate.requestPartitions();
    simulatedNetworkThread.join();
    Assert.assertFalse("Test ended by timeout or interruption - this indicates that the network thread was blocked.", timedOutOrInterrupted.get());
}

Example 20 with NettyShuffleEnvironment

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

the class SingleInputGateTest method testPartitionRequestLogic.

@Test
public void testPartitionRequestLogic() throws Exception {
    final NettyShuffleEnvironment environment = new NettyShuffleEnvironmentBuilder().build();
    final SingleInputGate gate = createInputGate(environment);
    try (Closer closer = Closer.create()) {
        closer.register(environment::close);
        closer.register(gate::close);
        gate.finishReadRecoveredState();
        while (!gate.getStateConsumedFuture().isDone()) {
            gate.pollNext();
        }
        gate.requestPartitions();
        // check channel error during above partition request
        gate.pollNext();
        final InputChannel remoteChannel = gate.getChannel(0);
        assertThat(remoteChannel, instanceOf(RemoteInputChannel.class));
        assertNotNull(((RemoteInputChannel) remoteChannel).getPartitionRequestClient());
        assertEquals(2, ((RemoteInputChannel) remoteChannel).getInitialCredit());
        final InputChannel localChannel = gate.getChannel(1);
        assertThat(localChannel, instanceOf(LocalInputChannel.class));
        assertNotNull(((LocalInputChannel) localChannel).getSubpartitionView());
        assertThat(gate.getChannel(2), instanceOf(UnknownInputChannel.class));
    }
}