Examples with InboundDataClient org.apache.beam.sdk.fn.data.InboundDataClient used on opensource projects

Example 11 with InboundDataClient

use of org.apache.beam.sdk.fn.data.InboundDataClient in project beam by apache.

the class SdkHarnessClientTest method handleCleanupWithStateWhenProcessingBundleFails.

@Test
public void handleCleanupWithStateWhenProcessingBundleFails() throws Exception {
    Exception testException = new Exception();
    InboundDataClient mockOutputReceiver = mock(InboundDataClient.class);
    CloseableFnDataReceiver mockInputSender = mock(CloseableFnDataReceiver.class);
    StateDelegator mockStateDelegator = mock(StateDelegator.class);
    StateDelegator.Registration mockStateRegistration = mock(StateDelegator.Registration.class);
    when(mockStateDelegator.registerForProcessBundleInstructionId(any(), any())).thenReturn(mockStateRegistration);
    StateRequestHandler mockStateHandler = mock(StateRequestHandler.class);
    when(mockStateHandler.getCacheTokens()).thenReturn(Collections.emptyList());
    BundleProgressHandler mockProgressHandler = mock(BundleProgressHandler.class);
    CompletableFuture<InstructionResponse> processBundleResponseFuture = new CompletableFuture<>();
    when(fnApiControlClient.handle(any(BeamFnApi.InstructionRequest.class))).thenReturn(processBundleResponseFuture);
    FullWindowedValueCoder<String> coder = FullWindowedValueCoder.of(StringUtf8Coder.of(), Coder.INSTANCE);
    BundleProcessor processor = sdkHarnessClient.getProcessor(descriptor, Collections.singletonList(RemoteInputDestination.of((FullWindowedValueCoder) coder, SDK_GRPC_READ_TRANSFORM)), mockStateDelegator);
    when(dataService.receive(any(), any(), any())).thenReturn(mockOutputReceiver);
    when(dataService.send(any(), eq(coder))).thenReturn(mockInputSender);
    RemoteOutputReceiver mockRemoteOutputReceiver = mock(RemoteOutputReceiver.class);
    try {
        try (RemoteBundle activeBundle = processor.newBundle(ImmutableMap.of(SDK_GRPC_WRITE_TRANSFORM, mockRemoteOutputReceiver), mockStateHandler, mockProgressHandler)) {
            processBundleResponseFuture.completeExceptionally(testException);
        }
        fail("Exception expected");
    } catch (ExecutionException e) {
        assertEquals(testException, e.getCause());
        verify(mockStateRegistration).abort();
        verify(mockOutputReceiver).cancel();
        verifyNoMoreInteractions(mockStateRegistration, mockOutputReceiver);
    }
}

Example 12 with InboundDataClient

use of org.apache.beam.sdk.fn.data.InboundDataClient in project beam by apache.

the class SdkHarnessClientTest method handleCleanupWhenInputSenderFails.

@Test
public void handleCleanupWhenInputSenderFails() throws Exception {
    Exception testException = new Exception();
    InboundDataClient mockOutputReceiver = mock(InboundDataClient.class);
    CloseableFnDataReceiver mockInputSender = mock(CloseableFnDataReceiver.class);
    CompletableFuture<InstructionResponse> processBundleResponseFuture = new CompletableFuture<>();
    when(fnApiControlClient.handle(any(BeamFnApi.InstructionRequest.class))).thenReturn(processBundleResponseFuture);
    FullWindowedValueCoder<String> coder = FullWindowedValueCoder.of(StringUtf8Coder.of(), Coder.INSTANCE);
    BundleProcessor processor = sdkHarnessClient.getProcessor(descriptor, Collections.singletonList(RemoteInputDestination.of((FullWindowedValueCoder) coder, SDK_GRPC_READ_TRANSFORM)));
    when(dataService.receive(any(), any(), any())).thenReturn(mockOutputReceiver);
    when(dataService.send(any(), eq(coder))).thenReturn(mockInputSender);
    doThrow(testException).when(mockInputSender).close();
    RemoteOutputReceiver mockRemoteOutputReceiver = mock(RemoteOutputReceiver.class);
    BundleProgressHandler mockProgressHandler = mock(BundleProgressHandler.class);
    try {
        try (RemoteBundle activeBundle = processor.newBundle(ImmutableMap.of(SDK_GRPC_WRITE_TRANSFORM, mockRemoteOutputReceiver), mockProgressHandler)) {
        // We shouldn't be required to complete the process bundle response future.
        }
        fail("Exception expected");
    } catch (Exception e) {
        assertEquals(testException, e);
        verify(mockOutputReceiver).cancel();
        verifyNoMoreInteractions(mockOutputReceiver);
    }
}

Example 13 with InboundDataClient

use of org.apache.beam.sdk.fn.data.InboundDataClient in project beam by apache.

the class GrpcDataServiceTest method testMultipleClientsSendMessagesAreDirectedToProperConsumers.

@Test
public void testMultipleClientsSendMessagesAreDirectedToProperConsumers() throws Exception {
    final LinkedBlockingQueue<BeamFnApi.Elements> clientInboundElements = new LinkedBlockingQueue<>();
    ExecutorService executorService = Executors.newCachedThreadPool();
    final CountDownLatch waitForInboundElements = new CountDownLatch(1);
    GrpcDataService service = GrpcDataService.create(PipelineOptionsFactory.create(), Executors.newCachedThreadPool(), OutboundObserverFactory.serverDirect());
    try (GrpcFnServer<GrpcDataService> server = GrpcFnServer.allocatePortAndCreateFor(service, InProcessServerFactory.create())) {
        Collection<Future<Void>> clientFutures = new ArrayList<>();
        for (int i = 0; i < 3; ++i) {
            final String instructionId = Integer.toString(i);
            clientFutures.add(executorService.submit(() -> {
                ManagedChannel channel = InProcessChannelBuilder.forName(server.getApiServiceDescriptor().getUrl()).build();
                StreamObserver<Elements> outboundObserver = BeamFnDataGrpc.newStub(channel).data(TestStreams.withOnNext(clientInboundElements::add).build());
                outboundObserver.onNext(elementsWithData(instructionId));
                waitForInboundElements.await();
                outboundObserver.onCompleted();
                return null;
            }));
        }
        List<Collection<WindowedValue<String>>> serverInboundValues = new ArrayList<>();
        Collection<InboundDataClient> readFutures = new ArrayList<>();
        for (int i = 0; i < 3; ++i) {
            final Collection<WindowedValue<String>> serverInboundValue = new ArrayList<>();
            serverInboundValues.add(serverInboundValue);
            readFutures.add(service.receive(LogicalEndpoint.data(Integer.toString(i), TRANSFORM_ID), CODER, serverInboundValue::add));
        }
        for (InboundDataClient readFuture : readFutures) {
            readFuture.awaitCompletion();
        }
        waitForInboundElements.countDown();
        for (Future<Void> clientFuture : clientFutures) {
            clientFuture.get();
        }
        for (int i = 0; i < 3; ++i) {
            assertThat(serverInboundValues.get(i), contains(WindowedValue.valueInGlobalWindow("A" + i), WindowedValue.valueInGlobalWindow("B" + i), WindowedValue.valueInGlobalWindow("C" + i)));
        }
        assertThat(clientInboundElements, empty());
    }
}