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

Example 1 with TestingConnectionManager

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

the class SingleInputGateTest method testSingleInputGateWithSubpartitionIndexRange.

@Test
public void testSingleInputGateWithSubpartitionIndexRange() throws IOException, InterruptedException {
    IntermediateResultPartitionID[] partitionIds = new IntermediateResultPartitionID[] { new IntermediateResultPartitionID(), new IntermediateResultPartitionID(), new IntermediateResultPartitionID() };
    SubpartitionIndexRange subpartitionIndexRange = new SubpartitionIndexRange(0, 1);
    final NettyShuffleEnvironment netEnv = new NettyShuffleEnvironmentBuilder().build();
    ResourceID localLocation = ResourceID.generate();
    SingleInputGate gate = createSingleInputGate(partitionIds, ResultPartitionType.BLOCKING, subpartitionIndexRange, netEnv, localLocation, new TestingConnectionManager(), new TestingResultPartitionManager(new NoOpResultSubpartitionView()));
    for (InputChannel channel : gate.getInputChannels().values()) {
        if (channel instanceof ChannelStateHolder) {
            ((ChannelStateHolder) channel).setChannelStateWriter(ChannelStateWriter.NO_OP);
        }
    }
    SubpartitionInfo info1 = createSubpartitionInfo(partitionIds[0], 0);
    SubpartitionInfo info2 = createSubpartitionInfo(partitionIds[0], 1);
    SubpartitionInfo info3 = createSubpartitionInfo(partitionIds[1], 0);
    SubpartitionInfo info4 = createSubpartitionInfo(partitionIds[1], 1);
    SubpartitionInfo info5 = createSubpartitionInfo(partitionIds[2], 0);
    SubpartitionInfo info6 = createSubpartitionInfo(partitionIds[2], 1);
    assertThat(gate.getInputChannels().size(), is(6));
    assertThat(gate.getInputChannels().get(info1).getConsumedSubpartitionIndex(), is(0));
    assertThat(gate.getInputChannels().get(info2).getConsumedSubpartitionIndex(), is(1));
    assertThat(gate.getInputChannels().get(info3).getConsumedSubpartitionIndex(), is(0));
    assertThat(gate.getInputChannels().get(info4).getConsumedSubpartitionIndex(), is(1));
    assertThat(gate.getInputChannels().get(info5).getConsumedSubpartitionIndex(), is(0));
    assertThat(gate.getInputChannels().get(info6).getConsumedSubpartitionIndex(), is(1));
    assertChannelsType(gate, LocalRecoveredInputChannel.class, Arrays.asList(info1, info2));
    assertChannelsType(gate, RemoteRecoveredInputChannel.class, Arrays.asList(info3, info4));
    assertChannelsType(gate, UnknownInputChannel.class, Arrays.asList(info5, info6));
    // test setup
    gate.setup();
    assertNotNull(gate.getBufferPool());
    assertEquals(1, gate.getBufferPool().getNumberOfRequiredMemorySegments());
    gate.finishReadRecoveredState();
    while (!gate.getStateConsumedFuture().isDone()) {
        gate.pollNext();
    }
    // test request partitions
    gate.requestPartitions();
    gate.pollNext();
    assertChannelsType(gate, LocalInputChannel.class, Arrays.asList(info1, info2));
    assertChannelsType(gate, RemoteInputChannel.class, Arrays.asList(info3, info4));
    assertChannelsType(gate, UnknownInputChannel.class, Arrays.asList(info5, info6));
    for (InputChannel inputChannel : gate.getInputChannels().values()) {
        if (inputChannel instanceof RemoteInputChannel) {
            assertNotNull(((RemoteInputChannel) inputChannel).getPartitionRequestClient());
            assertEquals(2, ((RemoteInputChannel) inputChannel).getInitialCredit());
        } else if (inputChannel instanceof LocalInputChannel) {
            assertNotNull(((LocalInputChannel) inputChannel).getSubpartitionView());
        }
    }
    // test update channels
    gate.updateInputChannel(localLocation, createRemoteWithIdAndLocation(partitionIds[2], localLocation));
    assertChannelsType(gate, LocalInputChannel.class, Arrays.asList(info1, info2));
    assertChannelsType(gate, RemoteInputChannel.class, Arrays.asList(info3, info4));
    assertChannelsType(gate, LocalInputChannel.class, Arrays.asList(info5, info6));
}

Example 2 with TestingConnectionManager

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

the class SingleInputGateTest method testQueuedBuffers.

@Test
public void testQueuedBuffers() throws Exception {
    final NettyShuffleEnvironment network = createNettyShuffleEnvironment();
    final BufferWritingResultPartition resultPartition = (BufferWritingResultPartition) new ResultPartitionBuilder().setResultPartitionManager(network.getResultPartitionManager()).setupBufferPoolFactoryFromNettyShuffleEnvironment(network).build();
    final SingleInputGate inputGate = createInputGate(network, 2, ResultPartitionType.PIPELINED);
    final ResultPartitionID localResultPartitionId = resultPartition.getPartitionId();
    final InputChannel[] inputChannels = new InputChannel[2];
    final RemoteInputChannel remoteInputChannel = InputChannelBuilder.newBuilder().setChannelIndex(1).setupFromNettyShuffleEnvironment(network).setConnectionManager(new TestingConnectionManager()).buildRemoteChannel(inputGate);
    inputChannels[0] = remoteInputChannel;
    inputChannels[1] = InputChannelBuilder.newBuilder().setChannelIndex(0).setPartitionId(localResultPartitionId).setupFromNettyShuffleEnvironment(network).setConnectionManager(new TestingConnectionManager()).buildLocalChannel(inputGate);
    try (Closer closer = Closer.create()) {
        closer.register(network::close);
        closer.register(inputGate::close);
        closer.register(resultPartition::release);
        resultPartition.setup();
        setupInputGate(inputGate, inputChannels);
        remoteInputChannel.onBuffer(createBuffer(1), 0, 0);
        assertEquals(1, inputGate.getNumberOfQueuedBuffers());
        resultPartition.emitRecord(ByteBuffer.allocate(1), 0);
        assertEquals(2, inputGate.getNumberOfQueuedBuffers());
    }
}

Example 3 with TestingConnectionManager

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

the class RemoteInputChannelTest method testPartitionNotFoundExceptionWhileRetriggeringRequest.

/**
 * Tests that {@link RemoteInputChannel#retriggerSubpartitionRequest()} would throw the {@link
 * PartitionNotFoundException} if backoff is 0.
 */
@Test
public void testPartitionNotFoundExceptionWhileRetriggeringRequest() throws Exception {
    final RemoteInputChannel inputChannel = InputChannelTestUtils.createRemoteInputChannel(createSingleInputGate(1), 0, new TestingConnectionManager());
    // Request partition to initialize client to avoid illegal state after retriggering
    // partition
    inputChannel.requestSubpartition();
    // The default backoff is 0 then it would set PartitionNotFoundException on this channel
    inputChannel.retriggerSubpartitionRequest();
    try {
        inputChannel.checkError();
        fail("Should throw a PartitionNotFoundException.");
    } catch (PartitionNotFoundException notFound) {
        assertThat(inputChannel.getPartitionId(), is(notFound.getPartitionId()));
    }
}

Example 4 with TestingConnectionManager

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

the class UnalignedCheckpointsTest method createInputGate.

private CheckpointedInputGate createInputGate(int numberOfChannels, AbstractInvokable toNotify, boolean enableCheckpointsAfterTasksFinished) throws IOException {
    final NettyShuffleEnvironment environment = new NettyShuffleEnvironmentBuilder().build();
    SingleInputGate gate = new SingleInputGateBuilder().setNumberOfChannels(numberOfChannels).setupBufferPoolFactory(environment).build();
    gate.setInputChannels(IntStream.range(0, numberOfChannels).mapToObj(channelIndex -> InputChannelBuilder.newBuilder().setChannelIndex(channelIndex).setStateWriter(channelStateWriter).setupFromNettyShuffleEnvironment(environment).setConnectionManager(new TestingConnectionManager()).buildRemoteChannel(gate)).toArray(RemoteInputChannel[]::new));
    sequenceNumbers = new int[numberOfChannels];
    gate.setup();
    gate.requestPartitions();
    return createCheckpointedInputGate(gate, toNotify, enableCheckpointsAfterTasksFinished);
}

Example 5 with TestingConnectionManager

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

the class CheckpointedInputGateTest method setupInputGateWithAlternatingController.

private CheckpointedInputGate setupInputGateWithAlternatingController(int numberOfChannels, NetworkBufferPool networkBufferPool, AbstractInvokable abstractInvokable, RecordingChannelStateWriter stateWriter) throws Exception {
    ConnectionManager connectionManager = new TestingConnectionManager();
    SingleInputGate singleInputGate = new SingleInputGateBuilder().setBufferPoolFactory(networkBufferPool.createBufferPool(numberOfChannels, Integer.MAX_VALUE)).setSegmentProvider(networkBufferPool).setChannelFactory((builder, gate) -> builder.setConnectionManager(connectionManager).buildRemoteChannel(gate)).setNumberOfChannels(numberOfChannels).setChannelStateWriter(stateWriter).build();
    singleInputGate.setup();
    MailboxExecutorImpl mailboxExecutor = new MailboxExecutorImpl(new TaskMailboxImpl(), 0, StreamTaskActionExecutor.IMMEDIATE);
    SingleCheckpointBarrierHandler barrierHandler = TestBarrierHandlerFactory.forTarget(abstractInvokable).create(singleInputGate, stateWriter);
    CheckpointedInputGate checkpointedInputGate = new CheckpointedInputGate(singleInputGate, barrierHandler, mailboxExecutor, UpstreamRecoveryTracker.forInputGate(singleInputGate));
    for (int i = 0; i < numberOfChannels; i++) {
        ((RemoteInputChannel) checkpointedInputGate.getChannel(i)).requestSubpartition();
    }
    return checkpointedInputGate;
}