Examples with Pipeline org.apache.beam.model.pipeline.v1.RunnerApi.Pipeline used on opensource projects

Example 11 with Pipeline

use of org.apache.beam.model.pipeline.v1.RunnerApi.Pipeline in project beam by apache.

the class RemoteExecutionTest method testExecutionWithMultipleStages.

@Test
public void testExecutionWithMultipleStages() throws Exception {
    launchSdkHarness(PipelineOptionsFactory.create());
    Pipeline p = Pipeline.create();
    Function<String, PCollection<String>> pCollectionGenerator = suffix -> p.apply("impulse" + suffix, Impulse.create()).apply("create" + suffix, ParDo.of(new DoFn<byte[], String>() {

        @ProcessElement
        public void process(ProcessContext c) {
            try {
                c.output(CoderUtils.decodeFromByteArray(StringUtf8Coder.of(), c.element()));
            } catch (CoderException e) {
                throw new RuntimeException(e);
            }
        }
    })).setCoder(StringUtf8Coder.of()).apply(ParDo.of(new DoFn<String, String>() {

        @ProcessElement
        public void processElement(ProcessContext c) {
            c.output("stream" + suffix + c.element());
        }
    }));
    PCollection<String> input1 = pCollectionGenerator.apply("1");
    PCollection<String> input2 = pCollectionGenerator.apply("2");
    PCollection<String> outputMerged = PCollectionList.of(input1).and(input2).apply(Flatten.pCollections());
    outputMerged.apply("createKV", ParDo.of(new DoFn<String, KV<String, String>>() {

        @ProcessElement
        public void process(ProcessContext c) {
            c.output(KV.of(c.element(), ""));
        }
    })).setCoder(KvCoder.of(StringUtf8Coder.of(), StringUtf8Coder.of())).apply("gbk", GroupByKey.create());
    RunnerApi.Pipeline pipelineProto = PipelineTranslation.toProto(p);
    FusedPipeline fused = GreedyPipelineFuser.fuse(pipelineProto);
    Set<ExecutableStage> stages = fused.getFusedStages();
    assertThat(stages.size(), equalTo(2));
    List<WindowedValue<?>> outputValues = Collections.synchronizedList(new ArrayList<>());
    for (ExecutableStage stage : stages) {
        ExecutableProcessBundleDescriptor descriptor = ProcessBundleDescriptors.fromExecutableStage(stage.toString(), stage, dataServer.getApiServiceDescriptor(), stateServer.getApiServiceDescriptor());
        BundleProcessor processor = controlClient.getProcessor(descriptor.getProcessBundleDescriptor(), descriptor.getRemoteInputDestinations(), stateDelegator);
        Map<String, Coder> remoteOutputCoders = descriptor.getRemoteOutputCoders();
        Map<String, RemoteOutputReceiver<?>> outputReceivers = new HashMap<>();
        for (Entry<String, Coder> remoteOutputCoder : remoteOutputCoders.entrySet()) {
            outputReceivers.putIfAbsent(remoteOutputCoder.getKey(), RemoteOutputReceiver.of((Coder<WindowedValue<?>>) remoteOutputCoder.getValue(), outputValues::add));
        }
        try (RemoteBundle bundle = processor.newBundle(outputReceivers, StateRequestHandler.unsupported(), BundleProgressHandler.ignored())) {
            Iterables.getOnlyElement(bundle.getInputReceivers().values()).accept(valueInGlobalWindow(CoderUtils.encodeToByteArray(StringUtf8Coder.of(), "X")));
        }
    }
    assertThat(outputValues, containsInAnyOrder(valueInGlobalWindow(KV.of("stream1X", "")), valueInGlobalWindow(KV.of("stream2X", ""))));
}

Example 12 with Pipeline

use of org.apache.beam.model.pipeline.v1.RunnerApi.Pipeline in project beam by apache.

the class SdkHarnessClientTest method setup.

@Before
public void setup() throws Exception {
    MockitoAnnotations.initMocks(this);
    sdkHarnessClient = SdkHarnessClient.usingFnApiClient(fnApiControlClient, dataService);
    Pipeline userPipeline = Pipeline.create();
    TupleTag<String> outputTag = new TupleTag<>();
    userPipeline.apply("create", Create.of("foo")).apply("proc", ParDo.of(new TestFn()).withOutputTags(outputTag, TupleTagList.empty()));
    RunnerApi.Pipeline userProto = PipelineTranslation.toProto(userPipeline);
    ProcessBundleDescriptor.Builder pbdBuilder = ProcessBundleDescriptor.newBuilder().setId("my_id").putAllEnvironments(userProto.getComponents().getEnvironmentsMap()).putAllWindowingStrategies(userProto.getComponents().getWindowingStrategiesMap()).putAllCoders(userProto.getComponents().getCodersMap());
    RunnerApi.Coder fullValueCoder = CoderTranslation.toProto(WindowedValue.getFullCoder(StringUtf8Coder.of(), Coder.INSTANCE)).getCoder();
    pbdBuilder.putCoders("wire_coder", fullValueCoder);
    PTransform targetProcessor = userProto.getComponents().getTransformsOrThrow("proc");
    RemoteGrpcPort port = RemoteGrpcPort.newBuilder().setApiServiceDescriptor(harness.dataEndpoint()).setCoderId("wire_coder").build();
    RemoteGrpcPortRead readNode = RemoteGrpcPortRead.readFromPort(port, getOnlyElement(targetProcessor.getInputsMap().values()));
    RemoteGrpcPortWrite writeNode = RemoteGrpcPortWrite.writeToPort(getOnlyElement(targetProcessor.getOutputsMap().values()), port);
    // TODO: Ensure cross-env (Runner <-> SDK GRPC Read/Write Node) coders are length-prefixed
    for (String pc : targetProcessor.getInputsMap().values()) {
        pbdBuilder.putPcollections(pc, userProto.getComponents().getPcollectionsOrThrow(pc));
    }
    for (String pc : targetProcessor.getOutputsMap().values()) {
        pbdBuilder.putPcollections(pc, userProto.getComponents().getPcollectionsOrThrow(pc));
    }
    pbdBuilder.putTransforms("proc", targetProcessor).putTransforms(SDK_GRPC_READ_TRANSFORM, readNode.toPTransform()).putTransforms(SDK_GRPC_WRITE_TRANSFORM, writeNode.toPTransform());
    descriptor = pbdBuilder.build();
}

Example 13 with Pipeline

use of org.apache.beam.model.pipeline.v1.RunnerApi.Pipeline in project beam by apache.

the class ProcessBundleDescriptorsTest method testLengthPrefixingOfKeyCoderInStatefulExecutableStage.

/**
 * Tests that a stateful stage will wrap the key coder of a stateful transform in a
 * LengthPrefixCoder.
 */
@Test
public void testLengthPrefixingOfKeyCoderInStatefulExecutableStage() throws Exception {
    // Add another stateful stage with a non-standard key coder
    Pipeline p = Pipeline.create();
    Coder<Void> keycoder = VoidCoder.of();
    assertThat(ModelCoderRegistrar.isKnownCoder(keycoder), is(false));
    p.apply("impulse", Impulse.create()).apply("create", ParDo.of(new DoFn<byte[], KV<Void, String>>() {

        @ProcessElement
        public void process(ProcessContext ctxt) {
        }
    })).setCoder(KvCoder.of(keycoder, StringUtf8Coder.of())).apply("userState", ParDo.of(new DoFn<KV<Void, String>, KV<Void, String>>() {

        @StateId("stateId")
        private final StateSpec<BagState<String>> bufferState = StateSpecs.bag(StringUtf8Coder.of());

        @TimerId("timerId")
        private final TimerSpec timerSpec = TimerSpecs.timer(TimeDomain.EVENT_TIME);

        @ProcessElement
        public void processElement(@Element KV<Void, String> element, @StateId("stateId") BagState<String> state, @TimerId("timerId") Timer timer, OutputReceiver<KV<Void, String>> r) {
        }

        @OnTimer("timerId")
        public void onTimer() {
        }
    })).apply("gbk", GroupByKey.create());
    RunnerApi.Pipeline pipelineProto = PipelineTranslation.toProto(p);
    FusedPipeline fused = GreedyPipelineFuser.fuse(pipelineProto);
    Optional<ExecutableStage> optionalStage = Iterables.tryFind(fused.getFusedStages(), (ExecutableStage stage) -> stage.getUserStates().stream().anyMatch(spec -> spec.localName().equals("stateId")));
    checkState(optionalStage.isPresent(), "Expected a stage with user state.");
    ExecutableStage stage = optionalStage.get();
    PipelineNode.PCollectionNode inputPCollection = stage.getInputPCollection();
    // Ensure original key coder is not a LengthPrefixCoder
    Map<String, RunnerApi.Coder> stageCoderMap = stage.getComponents().getCodersMap();
    RunnerApi.Coder originalMainInputCoder = stageCoderMap.get(inputPCollection.getPCollection().getCoderId());
    String originalKeyCoderId = ModelCoders.getKvCoderComponents(originalMainInputCoder).keyCoderId();
    RunnerApi.Coder originalKeyCoder = stageCoderMap.get(originalKeyCoderId);
    assertThat(originalKeyCoder.getSpec().getUrn(), is(CoderTranslation.JAVA_SERIALIZED_CODER_URN));
    // Now create ProcessBundleDescriptor and check for the LengthPrefixCoder around the key coder
    BeamFnApi.ProcessBundleDescriptor pbd = ProcessBundleDescriptors.fromExecutableStage("test_stage", stage, Endpoints.ApiServiceDescriptor.getDefaultInstance()).getProcessBundleDescriptor();
    Map<String, RunnerApi.Coder> pbsCoderMap = pbd.getCodersMap();
    RunnerApi.Coder pbsMainInputCoder = pbsCoderMap.get(pbd.getPcollectionsOrThrow(inputPCollection.getId()).getCoderId());
    String keyCoderId = ModelCoders.getKvCoderComponents(pbsMainInputCoder).keyCoderId();
    RunnerApi.Coder keyCoder = pbsCoderMap.get(keyCoderId);
    ensureLengthPrefixed(keyCoder, originalKeyCoder, pbsCoderMap);
    TimerReference timerRef = Iterables.getOnlyElement(stage.getTimers());
    String timerTransformId = timerRef.transform().getId();
    RunnerApi.ParDoPayload parDoPayload = RunnerApi.ParDoPayload.parseFrom(pbd.getTransformsOrThrow(timerTransformId).getSpec().getPayload());
    RunnerApi.TimerFamilySpec timerSpec = parDoPayload.getTimerFamilySpecsOrThrow(timerRef.localName());
    RunnerApi.Coder timerCoder = pbsCoderMap.get(timerSpec.getTimerFamilyCoderId());
    String timerKeyCoderId = timerCoder.getComponentCoderIds(0);
    RunnerApi.Coder timerKeyCoder = pbsCoderMap.get(timerKeyCoderId);
    ensureLengthPrefixed(timerKeyCoder, originalKeyCoder, pbsCoderMap);
}

Example 14 with Pipeline

use of org.apache.beam.model.pipeline.v1.RunnerApi.Pipeline in project beam by apache.

the class RemoteExecutionTest method testExecution.

@Test
public void testExecution() throws Exception {
    launchSdkHarness(PipelineOptionsFactory.create());
    Pipeline p = Pipeline.create();
    p.apply("impulse", Impulse.create()).apply("create", ParDo.of(new DoFn<byte[], String>() {

        @ProcessElement
        public void process(ProcessContext ctxt) {
            ctxt.output("zero");
            ctxt.output("one");
            ctxt.output("two");
        }
    })).apply("len", ParDo.of(new DoFn<String, Long>() {

        @ProcessElement
        public void process(ProcessContext ctxt) {
            ctxt.output((long) ctxt.element().length());
        }
    })).apply("addKeys", WithKeys.of("foo")).setCoder(KvCoder.of(StringUtf8Coder.of(), BigEndianLongCoder.of())).apply("gbk", GroupByKey.create());
    RunnerApi.Pipeline pipelineProto = PipelineTranslation.toProto(p);
    FusedPipeline fused = GreedyPipelineFuser.fuse(pipelineProto);
    checkState(fused.getFusedStages().size() == 1, "Expected exactly one fused stage");
    ExecutableStage stage = fused.getFusedStages().iterator().next();
    ExecutableProcessBundleDescriptor descriptor = ProcessBundleDescriptors.fromExecutableStage("my_stage", stage, dataServer.getApiServiceDescriptor());
    BundleProcessor processor = controlClient.getProcessor(descriptor.getProcessBundleDescriptor(), descriptor.getRemoteInputDestinations());
    Map<String, ? super Coder<WindowedValue<?>>> remoteOutputCoders = descriptor.getRemoteOutputCoders();
    Map<String, Collection<? super WindowedValue<?>>> outputValues = new HashMap<>();
    Map<String, RemoteOutputReceiver<?>> outputReceivers = new HashMap<>();
    for (Entry<String, ? super Coder<WindowedValue<?>>> remoteOutputCoder : remoteOutputCoders.entrySet()) {
        List<? super WindowedValue<?>> outputContents = Collections.synchronizedList(new ArrayList<>());
        outputValues.put(remoteOutputCoder.getKey(), outputContents);
        outputReceivers.put(remoteOutputCoder.getKey(), RemoteOutputReceiver.of((Coder) remoteOutputCoder.getValue(), (FnDataReceiver<? super WindowedValue<?>>) outputContents::add));
    }
    try (RemoteBundle bundle = processor.newBundle(outputReceivers, BundleProgressHandler.ignored())) {
        Iterables.getOnlyElement(bundle.getInputReceivers().values()).accept(valueInGlobalWindow(new byte[0]));
    }
    for (Collection<? super WindowedValue<?>> windowedValues : outputValues.values()) {
        assertThat(windowedValues, containsInAnyOrder(valueInGlobalWindow(byteValueOf("foo", 4)), valueInGlobalWindow(byteValueOf("foo", 3)), valueInGlobalWindow(byteValueOf("foo", 3))));
    }
}

Example 15 with Pipeline

use of org.apache.beam.model.pipeline.v1.RunnerApi.Pipeline in project beam by apache.

the class PubSubReadPayloadTranslationTest method testTranslateSourceToFunctionSpec.

@Test
public void testTranslateSourceToFunctionSpec() throws Exception {
    PCollection<byte[]> output = pipeline.apply(readFromPubSub);
    AppliedPTransform<?, ?, Read.Unbounded<byte[]>> appliedPTransform = AppliedPTransform.of("ReadFromPubsub", PValues.expandInput(pipeline.begin()), PValues.expandOutput(output), readFromPubSub, ResourceHints.create(), pipeline);
    SdkComponents components = SdkComponents.create();
    components.registerEnvironment(Environments.createDockerEnvironment("java"));
    RunnerApi.FunctionSpec spec = sourceTranslator.translate((AppliedPTransform) appliedPTransform, components);
    assertEquals(PTransformTranslation.PUBSUB_READ, spec.getUrn());
    PubSubReadPayload result = PubSubReadPayload.parseFrom(spec.getPayload());
    assertEquals(pubsubReadPayload, result);
}