| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.beam.runners.dataflow.worker.graph; |
| |
| import static org.apache.beam.runners.dataflow.util.Structs.getBytes; |
| import static org.apache.beam.runners.dataflow.util.Structs.getString; |
| import static org.apache.beam.runners.dataflow.worker.graph.LengthPrefixUnknownCoders.forSideInputInfos; |
| import static org.apache.beam.vendor.guava.v26_0_jre.com.google.common.base.Preconditions.checkArgument; |
| |
| import com.fasterxml.jackson.databind.ObjectMapper; |
| import com.google.api.services.dataflow.model.InstructionOutput; |
| import com.google.api.services.dataflow.model.MapTask; |
| import com.google.api.services.dataflow.model.MultiOutputInfo; |
| import com.google.api.services.dataflow.model.ParDoInstruction; |
| import com.google.api.services.dataflow.model.ParallelInstruction; |
| import com.google.api.services.dataflow.model.ReadInstruction; |
| import com.google.api.services.dataflow.model.SideInputInfo; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.Base64; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.HashSet; |
| import java.util.List; |
| import java.util.Map; |
| import java.util.Set; |
| import java.util.function.Function; |
| import javax.annotation.Nullable; |
| import org.apache.beam.model.pipeline.v1.RunnerApi; |
| import org.apache.beam.model.pipeline.v1.RunnerApi.Environment; |
| import org.apache.beam.model.pipeline.v1.RunnerApi.ExecutableStagePayload.UserStateId; |
| import org.apache.beam.model.pipeline.v1.RunnerApi.StandardPTransforms; |
| import org.apache.beam.runners.core.construction.*; |
| import org.apache.beam.runners.core.construction.graph.ExecutableStage; |
| import org.apache.beam.runners.core.construction.graph.ImmutableExecutableStage; |
| import org.apache.beam.runners.core.construction.graph.PipelineNode; |
| import org.apache.beam.runners.core.construction.graph.PipelineNode.PCollectionNode; |
| import org.apache.beam.runners.core.construction.graph.PipelineNode.PTransformNode; |
| import org.apache.beam.runners.core.construction.graph.SideInputReference; |
| import org.apache.beam.runners.core.construction.graph.TimerReference; |
| import org.apache.beam.runners.core.construction.graph.UserStateReference; |
| import org.apache.beam.runners.dataflow.util.CloudObject; |
| import org.apache.beam.runners.dataflow.util.CloudObjects; |
| import org.apache.beam.runners.dataflow.util.PropertyNames; |
| import org.apache.beam.runners.dataflow.worker.CombinePhase; |
| import org.apache.beam.runners.dataflow.worker.counters.NameContext; |
| import org.apache.beam.runners.dataflow.worker.graph.Edges.DefaultEdge; |
| import org.apache.beam.runners.dataflow.worker.graph.Edges.Edge; |
| import org.apache.beam.runners.dataflow.worker.graph.Edges.MultiOutputInfoEdge; |
| import org.apache.beam.runners.dataflow.worker.graph.Nodes.ExecutableStageNode; |
| import org.apache.beam.runners.dataflow.worker.graph.Nodes.InstructionOutputNode; |
| import org.apache.beam.runners.dataflow.worker.graph.Nodes.Node; |
| import org.apache.beam.runners.dataflow.worker.graph.Nodes.ParallelInstructionNode; |
| import org.apache.beam.runners.dataflow.worker.graph.Nodes.RemoteGrpcPortNode; |
| import org.apache.beam.runners.dataflow.worker.util.CloudSourceUtils; |
| import org.apache.beam.runners.dataflow.worker.util.WorkerPropertyNames; |
| import org.apache.beam.sdk.coders.Coder; |
| import org.apache.beam.sdk.fn.IdGenerator; |
| import org.apache.beam.sdk.transforms.windowing.FixedWindows; |
| import org.apache.beam.sdk.transforms.windowing.GlobalWindow; |
| import org.apache.beam.sdk.transforms.windowing.IntervalWindow.IntervalWindowCoder; |
| import org.apache.beam.sdk.util.WindowedValue.FullWindowedValueCoder; |
| import org.apache.beam.sdk.util.WindowedValue.WindowedValueCoder; |
| import org.apache.beam.sdk.values.PCollectionView; |
| import org.apache.beam.sdk.values.WindowingStrategy; |
| import org.apache.beam.vendor.grpc.v1p21p0.com.google.protobuf.ByteString; |
| import org.apache.beam.vendor.grpc.v1p21p0.com.google.protobuf.InvalidProtocolBufferException; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableList; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.ImmutableMap; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.collect.Iterables; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.graph.MutableNetwork; |
| import org.apache.beam.vendor.guava.v26_0_jre.com.google.common.graph.Network; |
| import org.joda.time.Duration; |
| |
| /** |
| * Converts a {@link Network} representation of {@link MapTask} destined for the SDK harness into a |
| * {@link Node} containing an {@link |
| * org.apache.beam.runners.core.construction.graph.ExecutableStage}. |
| */ |
| public class CreateExecutableStageNodeFunction |
| implements Function<MutableNetwork<Node, Edge>, Node> { |
| private static final String DATA_INPUT_URN = "beam:source:runner:0.1"; |
| |
| private static final String DATA_OUTPUT_URN = "beam:sink:runner:0.1"; |
| private static final String JAVA_SOURCE_URN = "beam:source:java:0.1"; |
| |
| public static final String COMBINE_PER_KEY_URN = |
| BeamUrns.getUrn(StandardPTransforms.Composites.COMBINE_PER_KEY); |
| public static final String COMBINE_PRECOMBINE_URN = |
| BeamUrns.getUrn(StandardPTransforms.CombineComponents.COMBINE_PER_KEY_PRECOMBINE); |
| public static final String COMBINE_MERGE_URN = |
| BeamUrns.getUrn(StandardPTransforms.CombineComponents.COMBINE_PER_KEY_MERGE_ACCUMULATORS); |
| public static final String COMBINE_EXTRACT_URN = |
| BeamUrns.getUrn(StandardPTransforms.CombineComponents.COMBINE_PER_KEY_EXTRACT_OUTPUTS); |
| public static final String COMBINE_GROUPED_VALUES_URN = |
| BeamUrns.getUrn(StandardPTransforms.CombineComponents.COMBINE_GROUPED_VALUES); |
| |
| private static final String SERIALIZED_SOURCE = "serialized_source"; |
| private static final ObjectMapper OBJECT_MAPPER = new ObjectMapper(); |
| |
| private final IdGenerator idGenerator; |
| private final @Nullable RunnerApi.Pipeline pipeline; |
| |
| public CreateExecutableStageNodeFunction(RunnerApi.Pipeline pipeline, IdGenerator idGenerator) { |
| this.pipeline = pipeline; |
| this.idGenerator = idGenerator; |
| } |
| |
| @Override |
| public Node apply(MutableNetwork<Node, Edge> input) { |
| for (Node node : input.nodes()) { |
| if (node instanceof RemoteGrpcPortNode |
| || node instanceof ParallelInstructionNode |
| || node instanceof InstructionOutputNode) { |
| continue; |
| } |
| throw new IllegalArgumentException( |
| String.format("Network contains unknown type of node: %s", input)); |
| } |
| |
| // Fix all non output nodes to have named edges. |
| for (Node node : input.nodes()) { |
| if (node instanceof InstructionOutputNode) { |
| continue; |
| } |
| for (Node successor : input.successors(node)) { |
| for (Edge edge : input.edgesConnecting(node, successor)) { |
| if (edge instanceof DefaultEdge) { |
| input.removeEdge(edge); |
| input.addEdge( |
| node, |
| successor, |
| MultiOutputInfoEdge.create(new MultiOutputInfo().setTag(idGenerator.getId()))); |
| } |
| } |
| } |
| } |
| |
| RunnerApi.Components.Builder componentsBuilder = RunnerApi.Components.newBuilder(); |
| componentsBuilder.mergeFrom(this.pipeline.getComponents()); |
| |
| // We start off by replacing all edges within the graph with edges that have the named |
| // outputs from the predecessor step. For ParallelInstruction Source nodes and RemoteGrpcPort |
| // nodes this is a generated port id. All ParDoInstructions will have already |
| |
| // For intermediate PCollections we fabricate, we make a bogus WindowingStrategy |
| // TODO: create a correct windowing strategy, including coders and environment |
| // An SdkFunctionSpec is invalid without a working environment reference. We can revamp that |
| // when we inline SdkFunctionSpec and FunctionSpec, both slated for inlining wherever they occur |
| |
| // Default to use the Java environment if pipeline doesn't have environment specified. |
| if (pipeline.getComponents().getEnvironmentsMap().isEmpty()) { |
| String envId = Environments.JAVA_SDK_HARNESS_ENVIRONMENT.getUrn() + idGenerator.getId(); |
| componentsBuilder.putEnvironments(envId, Environments.JAVA_SDK_HARNESS_ENVIRONMENT); |
| } |
| |
| // By default, use GlobalWindow for all languages. |
| // For java, if there is a IntervalWindowCoder, then use FixedWindow instead. |
| // TODO: should get real WindowingStategy from pipeline proto. |
| String globalWindowingStrategyId = "generatedGlobalWindowingStrategy" + idGenerator.getId(); |
| String intervalWindowEncodingWindowingStrategyId = |
| "generatedIntervalWindowEncodingWindowingStrategy" + idGenerator.getId(); |
| |
| SdkComponents sdkComponents = SdkComponents.create(pipeline.getComponents()); |
| try { |
| registerWindowingStrategy( |
| globalWindowingStrategyId, |
| WindowingStrategy.globalDefault(), |
| componentsBuilder, |
| sdkComponents); |
| registerWindowingStrategy( |
| intervalWindowEncodingWindowingStrategyId, |
| WindowingStrategy.of(FixedWindows.of(Duration.standardSeconds(1))), |
| componentsBuilder, |
| sdkComponents); |
| } catch (IOException exc) { |
| throw new RuntimeException("Could not convert default windowing stratey to proto", exc); |
| } |
| |
| Map<Node, String> nodesToPCollections = new HashMap<>(); |
| ImmutableMap.Builder<String, NameContext> ptransformIdToNameContexts = ImmutableMap.builder(); |
| |
| ImmutableMap.Builder<String, Iterable<SideInputInfo>> ptransformIdToSideInputInfos = |
| ImmutableMap.builder(); |
| ImmutableMap.Builder<String, Iterable<PCollectionView<?>>> ptransformIdToPCollectionViews = |
| ImmutableMap.builder(); |
| |
| // A field of ExecutableStage which includes the PCollection goes to worker side. |
| Set<PCollectionNode> executableStageOutputs = new HashSet<>(); |
| // A field of ExecutableStage which includes the PCollection goes to runner side. |
| Set<PCollectionNode> executableStageInputs = new HashSet<>(); |
| |
| for (InstructionOutputNode node : |
| Iterables.filter(input.nodes(), InstructionOutputNode.class)) { |
| InstructionOutput instructionOutput = node.getInstructionOutput(); |
| |
| String coderId = "generatedCoder" + idGenerator.getId(); |
| String windowingStrategyId; |
| try (ByteString.Output output = ByteString.newOutput()) { |
| try { |
| Coder<?> javaCoder = |
| CloudObjects.coderFromCloudObject(CloudObject.fromSpec(instructionOutput.getCodec())); |
| Coder<?> elementCoder = ((WindowedValueCoder<?>) javaCoder).getValueCoder(); |
| sdkComponents.registerCoder(elementCoder); |
| RunnerApi.Coder coderProto = CoderTranslation.toProto(elementCoder, sdkComponents); |
| componentsBuilder.putCoders(coderId, coderProto); |
| // For now, Dataflow runner harness only deal with FixedWindow. |
| if (javaCoder instanceof FullWindowedValueCoder) { |
| FullWindowedValueCoder<?> windowedValueCoder = (FullWindowedValueCoder<?>) javaCoder; |
| Coder<?> windowCoder = windowedValueCoder.getWindowCoder(); |
| if (windowCoder instanceof IntervalWindowCoder) { |
| windowingStrategyId = intervalWindowEncodingWindowingStrategyId; |
| } else if (windowCoder instanceof GlobalWindow.Coder) { |
| windowingStrategyId = globalWindowingStrategyId; |
| } else { |
| throw new UnsupportedOperationException( |
| String.format( |
| "Dataflow portable runner harness doesn't support windowing with %s", |
| windowCoder)); |
| } |
| } else { |
| throw new UnsupportedOperationException( |
| "Dataflow portable runner harness only supports FullWindowedValueCoder"); |
| } |
| } catch (IOException e) { |
| throw new IllegalArgumentException( |
| String.format( |
| "Unable to encode coder %s for output %s", |
| instructionOutput.getCodec(), instructionOutput), |
| e); |
| } catch (Exception e) { |
| // Coder probably wasn't a java coder |
| OBJECT_MAPPER.writeValue(output, instructionOutput.getCodec()); |
| componentsBuilder.putCoders( |
| coderId, |
| RunnerApi.Coder.newBuilder() |
| .setSpec(RunnerApi.FunctionSpec.newBuilder().setPayload(output.toByteString())) |
| .build()); |
| // For non-java coder, hope it's GlobalWindows by default. |
| // TODO(BEAM-6231): Actually discover the right windowing strategy. |
| windowingStrategyId = globalWindowingStrategyId; |
| } |
| } catch (IOException e) { |
| throw new IllegalArgumentException( |
| String.format( |
| "Unable to encode coder %s for output %s", |
| instructionOutput.getCodec(), instructionOutput), |
| e); |
| } |
| |
| // TODO(BEAM-6275): Set correct IsBounded on generated PCollections |
| String pcollectionId = node.getPcollectionId(); |
| RunnerApi.PCollection pCollection = |
| RunnerApi.PCollection.newBuilder() |
| .setCoderId(coderId) |
| .setWindowingStrategyId(windowingStrategyId) |
| .setIsBounded(RunnerApi.IsBounded.Enum.BOUNDED) |
| .build(); |
| nodesToPCollections.put(node, pcollectionId); |
| componentsBuilder.putPcollections(pcollectionId, pCollection); |
| |
| // Check whether this output collection has consumers from worker side when |
| // "use_executable_stage_bundle_execution" |
| // is set |
| if (isExecutableStageOutputPCollection(input, node)) { |
| executableStageOutputs.add(PipelineNode.pCollection(pcollectionId, pCollection)); |
| } |
| if (isExecutableStageInputPCollection(input, node)) { |
| executableStageInputs.add(PipelineNode.pCollection(pcollectionId, pCollection)); |
| } |
| } |
| |
| componentsBuilder.putAllCoders(sdkComponents.toComponents().getCodersMap()); |
| |
| Set<PTransformNode> executableStageTransforms = new HashSet<>(); |
| Set<TimerReference> executableStageTimers = new HashSet<>(); |
| List<UserStateId> userStateIds = new ArrayList<>(); |
| Set<SideInputReference> executableStageSideInputs = new HashSet<>(); |
| |
| for (ParallelInstructionNode node : |
| Iterables.filter(input.nodes(), ParallelInstructionNode.class)) { |
| ImmutableMap.Builder<String, PCollectionNode> sideInputIds = ImmutableMap.builder(); |
| ParallelInstruction parallelInstruction = node.getParallelInstruction(); |
| String ptransformId = "generatedPtransform" + idGenerator.getId(); |
| ptransformIdToNameContexts.put( |
| ptransformId, |
| NameContext.create( |
| null, |
| parallelInstruction.getOriginalName(), |
| parallelInstruction.getSystemName(), |
| parallelInstruction.getName())); |
| |
| RunnerApi.PTransform.Builder pTransform = RunnerApi.PTransform.newBuilder(); |
| RunnerApi.FunctionSpec.Builder transformSpec = RunnerApi.FunctionSpec.newBuilder(); |
| |
| List<String> timerIds = new ArrayList<>(); |
| if (parallelInstruction.getParDo() != null) { |
| ParDoInstruction parDoInstruction = parallelInstruction.getParDo(); |
| CloudObject userFnSpec = CloudObject.fromSpec(parDoInstruction.getUserFn()); |
| String userFnClassName = userFnSpec.getClassName(); |
| |
| if (userFnClassName.equals("CombineValuesFn") || userFnClassName.equals("KeyedCombineFn")) { |
| transformSpec = transformCombineValuesFnToFunctionSpec(userFnSpec); |
| ptransformIdToPCollectionViews.put(ptransformId, Collections.emptyList()); |
| } else { |
| String parDoPTransformId = getString(userFnSpec, PropertyNames.SERIALIZED_FN); |
| |
| RunnerApi.PTransform parDoPTransform = |
| pipeline.getComponents().getTransformsOrDefault(parDoPTransformId, null); |
| |
| // TODO: only the non-null branch should exist; for migration ease only |
| if (parDoPTransform != null) { |
| checkArgument( |
| parDoPTransform |
| .getSpec() |
| .getUrn() |
| .equals(PTransformTranslation.PAR_DO_TRANSFORM_URN), |
| "Found transform \"%s\" for ParallelDo instruction, " |
| + " but that transform had unexpected URN \"%s\" (expected \"%s\")", |
| parDoPTransformId, |
| parDoPTransform.getSpec().getUrn(), |
| PTransformTranslation.PAR_DO_TRANSFORM_URN); |
| |
| RunnerApi.ParDoPayload parDoPayload; |
| try { |
| parDoPayload = |
| RunnerApi.ParDoPayload.parseFrom(parDoPTransform.getSpec().getPayload()); |
| } catch (InvalidProtocolBufferException exc) { |
| throw new RuntimeException("ParDo did not have a ParDoPayload", exc); |
| } |
| |
| // Build the necessary components to inform the SDK Harness of the pipeline's |
| // user timers and user state. |
| for (Map.Entry<String, RunnerApi.TimerSpec> entry : |
| parDoPayload.getTimerSpecsMap().entrySet()) { |
| timerIds.add(entry.getKey()); |
| } |
| for (Map.Entry<String, RunnerApi.StateSpec> entry : |
| parDoPayload.getStateSpecsMap().entrySet()) { |
| UserStateId.Builder builder = UserStateId.newBuilder(); |
| builder.setTransformId(parDoPTransformId); |
| builder.setLocalName(entry.getKey()); |
| userStateIds.add(builder.build()); |
| } |
| |
| // To facilitate the creation of Set executableStageSideInputs. |
| for (String sideInputTag : parDoPayload.getSideInputsMap().keySet()) { |
| String sideInputPCollectionId = parDoPTransform.getInputsOrThrow(sideInputTag); |
| RunnerApi.PCollection sideInputPCollection = |
| pipeline.getComponents().getPcollectionsOrThrow(sideInputPCollectionId); |
| |
| pTransform.putInputs(sideInputTag, sideInputPCollectionId); |
| |
| PCollectionNode pCollectionNode = |
| PipelineNode.pCollection(sideInputPCollectionId, sideInputPCollection); |
| sideInputIds.put(sideInputTag, pCollectionNode); |
| } |
| |
| // To facilitate the creation of Map(ptransformId -> pCollectionView), which is |
| // required by constructing an ExecutableStageNode. |
| ImmutableList.Builder<PCollectionView<?>> pcollectionViews = ImmutableList.builder(); |
| for (Map.Entry<String, RunnerApi.SideInput> sideInputEntry : |
| parDoPayload.getSideInputsMap().entrySet()) { |
| pcollectionViews.add( |
| RegisterNodeFunction.transformSideInputForRunner( |
| pipeline, |
| parDoPTransform, |
| sideInputEntry.getKey(), |
| sideInputEntry.getValue())); |
| } |
| ptransformIdToPCollectionViews.put(ptransformId, pcollectionViews.build()); |
| |
| transformSpec |
| .setUrn(PTransformTranslation.PAR_DO_TRANSFORM_URN) |
| .setPayload(parDoPayload.toByteString()); |
| } else { |
| // legacy path - bytes are the SdkFunctionSpec's payload field, basically, and |
| // SDKs expect it in the PTransform's payload field |
| byte[] userFnBytes = getBytes(userFnSpec, PropertyNames.SERIALIZED_FN); |
| transformSpec |
| .setUrn(ParDoTranslation.CUSTOM_JAVA_DO_FN_URN) |
| .setPayload(ByteString.copyFrom(userFnBytes)); |
| } |
| |
| if (parDoInstruction.getSideInputs() != null) { |
| ptransformIdToSideInputInfos.put( |
| ptransformId, forSideInputInfos(parDoInstruction.getSideInputs(), true)); |
| } |
| } |
| } else if (parallelInstruction.getRead() != null) { |
| ReadInstruction readInstruction = parallelInstruction.getRead(); |
| CloudObject sourceSpec = |
| CloudObject.fromSpec( |
| CloudSourceUtils.flattenBaseSpecs(readInstruction.getSource()).getSpec()); |
| // TODO: Need to plumb through the SDK specific function spec. |
| transformSpec.setUrn(JAVA_SOURCE_URN); |
| try { |
| byte[] serializedSource = |
| Base64.getDecoder().decode(getString(sourceSpec, SERIALIZED_SOURCE)); |
| ByteString sourceByteString = ByteString.copyFrom(serializedSource); |
| transformSpec.setPayload(sourceByteString); |
| } catch (Exception e) { |
| throw new IllegalArgumentException( |
| String.format("Unable to process Read %s", parallelInstruction), e); |
| } |
| } else if (parallelInstruction.getFlatten() != null) { |
| transformSpec.setUrn(PTransformTranslation.FLATTEN_TRANSFORM_URN); |
| } else { |
| throw new IllegalArgumentException( |
| String.format("Unknown type of ParallelInstruction %s", parallelInstruction)); |
| } |
| |
| // Even though this is a for-loop, there is only going to be a single PCollection as the |
| // predecessor in a ParDo. This PCollection is called the "main input". |
| for (Node predecessorOutput : input.predecessors(node)) { |
| pTransform.putInputs( |
| "generatedInput" + idGenerator.getId(), nodesToPCollections.get(predecessorOutput)); |
| } |
| |
| for (Edge edge : input.outEdges(node)) { |
| Node nodeOutput = input.incidentNodes(edge).target(); |
| MultiOutputInfoEdge edge2 = (MultiOutputInfoEdge) edge; |
| pTransform.putOutputs( |
| edge2.getMultiOutputInfo().getTag(), nodesToPCollections.get(nodeOutput)); |
| } |
| |
| pTransform.setSpec(transformSpec); |
| PTransformNode pTransformNode = PipelineNode.pTransform(ptransformId, pTransform.build()); |
| executableStageTransforms.add(pTransformNode); |
| |
| for (String timerId : timerIds) { |
| executableStageTimers.add(TimerReference.of(pTransformNode, timerId)); |
| } |
| |
| ImmutableMap<String, PCollectionNode> sideInputIdToPCollectionNodes = sideInputIds.build(); |
| for (String sideInputTag : sideInputIdToPCollectionNodes.keySet()) { |
| SideInputReference sideInputReference = |
| SideInputReference.of( |
| pTransformNode, sideInputTag, sideInputIdToPCollectionNodes.get(sideInputTag)); |
| executableStageSideInputs.add(sideInputReference); |
| } |
| |
| executableStageTransforms.add(pTransformNode); |
| } |
| |
| if (executableStageInputs.size() != 1) { |
| throw new UnsupportedOperationException("ExecutableStage only support one input PCollection"); |
| } |
| |
| PCollectionNode executableInput = executableStageInputs.iterator().next(); |
| RunnerApi.Components executableStageComponents = componentsBuilder.build(); |
| |
| // Get Environment from ptransform, otherwise, use JAVA_SDK_HARNESS_ENVIRONMENT as default. |
| Environment executableStageEnv = |
| getEnvironmentFromPTransform(executableStageComponents, executableStageTransforms); |
| if (executableStageEnv == null) { |
| executableStageEnv = Environments.JAVA_SDK_HARNESS_ENVIRONMENT; |
| } |
| |
| Set<UserStateReference> executableStageUserStateReference = new HashSet<>(); |
| for (UserStateId userStateId : userStateIds) { |
| executableStageUserStateReference.add( |
| UserStateReference.fromUserStateId(userStateId, executableStageComponents)); |
| } |
| |
| ExecutableStage executableStage = |
| ImmutableExecutableStage.ofFullComponents( |
| executableStageComponents, |
| executableStageEnv, |
| executableInput, |
| executableStageSideInputs, |
| executableStageUserStateReference, |
| executableStageTimers, |
| executableStageTransforms, |
| executableStageOutputs); |
| return ExecutableStageNode.create( |
| executableStage, |
| ptransformIdToNameContexts.build(), |
| ptransformIdToSideInputInfos.build(), |
| ptransformIdToPCollectionViews.build()); |
| } |
| |
| private Environment getEnvironmentFromPTransform( |
| RunnerApi.Components components, Set<PTransformNode> sdkTransforms) { |
| RehydratedComponents sdkComponents = RehydratedComponents.forComponents(components); |
| Environment env = null; |
| for (PTransformNode pTransformNode : sdkTransforms) { |
| env = Environments.getEnvironment(pTransformNode.getTransform(), sdkComponents).orElse(null); |
| if (env != null) { |
| break; |
| } |
| } |
| |
| return env; |
| } |
| |
| /** |
| * Transforms a CombineValuesFn {@link ParDoInstruction} to an Apache Beam {@link |
| * RunnerApi.FunctionSpec}. |
| */ |
| private RunnerApi.FunctionSpec.Builder transformCombineValuesFnToFunctionSpec( |
| CloudObject userFn) { |
| // Grab the Combine PTransform. This transform is the composite PTransform representing the |
| // entire CombinePerKey, and it contains the CombinePayload we need. |
| String combinePTransformId = getString(userFn, PropertyNames.SERIALIZED_FN); |
| |
| RunnerApi.PTransform combinePerKeyPTransform = |
| pipeline.getComponents().getTransformsOrDefault(combinePTransformId, null); |
| checkArgument( |
| combinePerKeyPTransform != null, |
| "Transform with id \"%s\" not found in pipeline.", |
| combinePTransformId); |
| |
| checkArgument( |
| combinePerKeyPTransform.getSpec().getUrn().equals(COMBINE_PER_KEY_URN), |
| "Found transform \"%s\" for Combine instruction, " |
| + "but that transform had unexpected URN \"%s\" (expected \"%s\")", |
| combinePerKeyPTransform, |
| combinePerKeyPTransform.getSpec().getUrn(), |
| COMBINE_PER_KEY_URN); |
| |
| RunnerApi.CombinePayload combinePayload; |
| try { |
| combinePayload = |
| RunnerApi.CombinePayload.parseFrom(combinePerKeyPTransform.getSpec().getPayload()); |
| } catch (InvalidProtocolBufferException exc) { |
| throw new RuntimeException("Combine did not have a CombinePayload", exc); |
| } |
| |
| String phase = getString(userFn, WorkerPropertyNames.PHASE, CombinePhase.ALL); |
| String urn; |
| |
| switch (phase) { |
| case CombinePhase.ALL: |
| urn = COMBINE_GROUPED_VALUES_URN; |
| break; |
| case CombinePhase.ADD: |
| urn = COMBINE_PRECOMBINE_URN; |
| break; |
| case CombinePhase.MERGE: |
| urn = COMBINE_MERGE_URN; |
| break; |
| case CombinePhase.EXTRACT: |
| urn = COMBINE_EXTRACT_URN; |
| break; |
| default: |
| throw new RuntimeException("Encountered unknown Combine Phase: " + phase); |
| } |
| return RunnerApi.FunctionSpec.newBuilder() |
| .setUrn(urn) |
| .setPayload(combinePayload.toByteString()); |
| } |
| |
| private boolean isExecutableStageInputPCollection( |
| MutableNetwork<Node, Edge> input, InstructionOutputNode node) { |
| return input.predecessors(node).stream().anyMatch(RemoteGrpcPortNode.class::isInstance); |
| } |
| |
| private boolean isExecutableStageOutputPCollection( |
| MutableNetwork<Node, Edge> input, InstructionOutputNode node) { |
| return input.successors(node).stream().anyMatch(RemoteGrpcPortNode.class::isInstance); |
| } |
| |
| private void registerWindowingStrategy( |
| String windowingStrategyId, |
| WindowingStrategy<?, ?> windowingStrategy, |
| RunnerApi.Components.Builder componentsBuilder, |
| SdkComponents sdkComponents) |
| throws IOException { |
| RunnerApi.MessageWithComponents fakeWindowingStrategyProto = |
| WindowingStrategyTranslation.toMessageProto(windowingStrategy, sdkComponents); |
| componentsBuilder.putWindowingStrategies( |
| windowingStrategyId, fakeWindowingStrategyProto.getWindowingStrategy()); |
| componentsBuilder.putAllCoders(fakeWindowingStrategyProto.getComponents().getCodersMap()); |
| componentsBuilder.putAllEnvironments( |
| fakeWindowingStrategyProto.getComponents().getEnvironmentsMap()); |
| } |
| } |