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https://issues.apache.org/jira/browse/BEAM-2588?focusedWorklogId=100950&page=com.atlassian.jira.plugin.system.issuetabpanels:worklog-tabpanel#worklog-100950
]
ASF GitHub Bot logged work on BEAM-2588:
----------------------------------------
Author: ASF GitHub Bot
Created on: 11/May/18 01:15
Start Date: 11/May/18 01:15
Worklog Time Spent: 10m
Work Description: jkff commented on a change in pull request #5262:
[BEAM-2588] WIP Portability Runner Job Service
URL: https://github.com/apache/beam/pull/5262#discussion_r187498721
##########
File path:
runners/java-fn-execution/src/main/java/org/apache/beam/runners/fnexecution/jobsubmission/JobService.java
##########
@@ -0,0 +1,340 @@
+/*
+ * 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.fnexecution.jobsubmission;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.collect.ImmutableList;
+import com.google.protobuf.Struct;
+import io.grpc.Status;
+import io.grpc.StatusException;
+import io.grpc.StatusRuntimeException;
+import io.grpc.stub.StreamObserver;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ThreadLocalRandom;
+import java.util.function.Consumer;
+import java.util.function.Function;
+import org.apache.beam.model.jobmanagement.v1.JobApi.CancelJobRequest;
+import org.apache.beam.model.jobmanagement.v1.JobApi.CancelJobResponse;
+import org.apache.beam.model.jobmanagement.v1.JobApi.GetJobStateRequest;
+import org.apache.beam.model.jobmanagement.v1.JobApi.GetJobStateResponse;
+import org.apache.beam.model.jobmanagement.v1.JobApi.JobMessage;
+import org.apache.beam.model.jobmanagement.v1.JobApi.JobMessagesRequest;
+import org.apache.beam.model.jobmanagement.v1.JobApi.JobMessagesResponse;
+import org.apache.beam.model.jobmanagement.v1.JobApi.JobState;
+import org.apache.beam.model.jobmanagement.v1.JobApi.PrepareJobRequest;
+import org.apache.beam.model.jobmanagement.v1.JobApi.PrepareJobResponse;
+import org.apache.beam.model.jobmanagement.v1.JobApi.RunJobRequest;
+import org.apache.beam.model.jobmanagement.v1.JobApi.RunJobResponse;
+import org.apache.beam.model.jobmanagement.v1.JobServiceGrpc;
+import org.apache.beam.runners.fnexecution.FnService;
+import org.apache.beam.runners.fnexecution.GrpcFnServer;
+import org.apache.beam.runners.fnexecution.artifact.ArtifactStagingService;
+import
org.apache.beam.runners.fnexecution.artifact.ArtifactStagingServiceProvider;
+import org.apache.beam.sdk.fn.stream.SynchronizedStreamObserver;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * A JobService that prepares and runs jobs on behalf of a client using a
{@link JobInvoker}.
+ *
+ * <p>Job management is handled in-memory rather than any persistent storage,
running the risk of
+ * leaking jobs if the JobService crashes.
+ *
+ * <p>TODO: replace in-memory job management state with persistent solution.
+ */
+public class JobService extends JobServiceGrpc.JobServiceImplBase implements
FnService {
+ private static final Logger LOG = LoggerFactory.getLogger(JobService.class);
+
+ public static JobService create(
+ ArtifactStagingServiceProvider artifactStagingServiceProvider,
JobInvoker invoker) {
+ return new JobService(artifactStagingServiceProvider, invoker);
+ }
+
+ private final ConcurrentMap<String, JobPreparation> preparations;
+ private final ConcurrentMap<String, JobInvocation> invocations;
+ private final ArtifactStagingServiceProvider artifactStagingServiceProvider;
+ private final JobInvoker invoker;
+
+ private JobService(
+ ArtifactStagingServiceProvider artifactStagingServiceProvider,
JobInvoker invoker) {
+ this.artifactStagingServiceProvider = artifactStagingServiceProvider;
+ this.invoker = invoker;
+
+ this.preparations = new ConcurrentHashMap<>();
+ this.invocations = new ConcurrentHashMap<>();
+ }
+
+ @Override
+ public void prepare(
+ PrepareJobRequest request,
+ StreamObserver<PrepareJobResponse> responseObserver) {
+ try {
+ LOG.trace("{} {}", PrepareJobRequest.class.getSimpleName(), request);
+ // insert preparation
+ String preparationId =
+ String.format("%s_%d", request.getJobName(),
ThreadLocalRandom.current().nextInt());
+ GrpcFnServer<ArtifactStagingService> stagingService =
+ artifactStagingServiceProvider.forJob(preparationId);
+ Struct pipelineOptions = request.getPipelineOptions();
+ if (pipelineOptions == null) {
+ LOG.trace("PIPELINE OPTIONS IS NULL");
+ throw new NullPointerException("Encountered null pipeline options.");
+ /*
Review comment:
Remove the debugging leftovers?
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Issue Time Tracking
-------------------
Worklog Id: (was: 100950)
> Portable Flink Runner Job API
> -----------------------------
>
> Key: BEAM-2588
> URL: https://issues.apache.org/jira/browse/BEAM-2588
> Project: Beam
> Issue Type: New Feature
> Components: runner-flink
> Reporter: Kenneth Knowles
> Assignee: Axel Magnuson
> Priority: Major
> Labels: portability
> Time Spent: 3h 20m
> Remaining Estimate: 0h
>
> The portable Flink runner needs to be wired into a job server so that it can
> accept jobs the job api (https://s.apache.org/beam-job-api).
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