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Add JobID(De)Serializer and JobVertexID(De)Serializer for jackson This closes apache#4884.
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flink-runtime/src/main/java/org/apache/flink/runtime/rest/handler/job/JobDetailsHandler.java
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| /* | ||
| * 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. | ||
| */ | ||
|
|
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| package org.apache.flink.runtime.rest.handler.job; | ||
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| import org.apache.flink.api.common.JobID; | ||
| import org.apache.flink.api.common.time.Time; | ||
| import org.apache.flink.runtime.execution.ExecutionState; | ||
| import org.apache.flink.runtime.executiongraph.AccessExecutionGraph; | ||
| import org.apache.flink.runtime.executiongraph.AccessExecutionJobVertex; | ||
| import org.apache.flink.runtime.executiongraph.AccessExecutionVertex; | ||
| import org.apache.flink.runtime.executiongraph.ExecutionJobVertex; | ||
| import org.apache.flink.runtime.jobgraph.JobStatus; | ||
| import org.apache.flink.runtime.rest.handler.HandlerRequest; | ||
| import org.apache.flink.runtime.rest.handler.RestHandlerException; | ||
| import org.apache.flink.runtime.rest.handler.legacy.ExecutionGraphCache; | ||
| import org.apache.flink.runtime.rest.handler.legacy.metrics.MetricFetcher; | ||
| import org.apache.flink.runtime.rest.handler.util.MutableIOMetrics; | ||
| import org.apache.flink.runtime.rest.messages.EmptyRequestBody; | ||
| import org.apache.flink.runtime.rest.messages.JobMessageParameters; | ||
| import org.apache.flink.runtime.rest.messages.MessageHeaders; | ||
| import org.apache.flink.runtime.rest.messages.job.JobDetailsInfo; | ||
| import org.apache.flink.runtime.webmonitor.RestfulGateway; | ||
| import org.apache.flink.runtime.webmonitor.retriever.GatewayRetriever; | ||
| import org.apache.flink.util.Preconditions; | ||
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|
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| import java.util.ArrayList; | ||
| import java.util.Collection; | ||
| import java.util.HashMap; | ||
| import java.util.Map; | ||
| import java.util.concurrent.CompletableFuture; | ||
| import java.util.concurrent.Executor; | ||
|
|
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| /** | ||
| * Handler returning the details for the specified job. | ||
| */ | ||
| public class JobDetailsHandler extends AbstractExecutionGraphHandler<JobDetailsInfo, JobMessageParameters> { | ||
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| private final MetricFetcher<?> metricFetcher; | ||
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| public JobDetailsHandler( | ||
| CompletableFuture<String> localRestAddress, | ||
| GatewayRetriever<? extends RestfulGateway> leaderRetriever, | ||
| Time timeout, | ||
| Map<String, String> responseHeaders, | ||
| MessageHeaders<EmptyRequestBody, JobDetailsInfo, JobMessageParameters> messageHeaders, | ||
| ExecutionGraphCache executionGraphCache, | ||
| Executor executor, | ||
| MetricFetcher<?> metricFetcher) { | ||
| super( | ||
| localRestAddress, | ||
| leaderRetriever, | ||
| timeout, | ||
| responseHeaders, | ||
| messageHeaders, | ||
| executionGraphCache, | ||
| executor); | ||
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| this.metricFetcher = Preconditions.checkNotNull(metricFetcher); | ||
| } | ||
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| @Override | ||
| protected JobDetailsInfo handleRequest( | ||
| HandlerRequest<EmptyRequestBody, JobMessageParameters> request, | ||
| AccessExecutionGraph executionGraph) throws RestHandlerException { | ||
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| final long now = System.currentTimeMillis(); | ||
| final long startTime = executionGraph.getStatusTimestamp(JobStatus.CREATED); | ||
| final long endTime = executionGraph.getState().isGloballyTerminalState() ? | ||
| executionGraph.getStatusTimestamp(executionGraph.getState()) : -1L; | ||
| final long duration = (endTime > 0L ? endTime : now) - startTime; | ||
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| final Map<JobStatus, Long> timestamps = new HashMap<>(JobStatus.values().length); | ||
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| for (JobStatus jobStatus : JobStatus.values()) { | ||
| timestamps.put(jobStatus, executionGraph.getStatusTimestamp(jobStatus)); | ||
| } | ||
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| Collection<JobDetailsInfo.JobVertexDetailsInfo> jobVertexInfos = new ArrayList<>(executionGraph.getAllVertices().size()); | ||
| int[] jobVerticesPerState = new int[ExecutionState.values().length]; | ||
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| for (AccessExecutionJobVertex accessExecutionJobVertex : executionGraph.getVerticesTopologically()) { | ||
| final JobDetailsInfo.JobVertexDetailsInfo vertexDetailsInfo = createJobVertexDetailsInfo( | ||
| accessExecutionJobVertex, | ||
| now, | ||
| executionGraph.getJobID(), | ||
| metricFetcher); | ||
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| jobVertexInfos.add(vertexDetailsInfo); | ||
| jobVerticesPerState[vertexDetailsInfo.getExecutionState().ordinal()]++; | ||
| } | ||
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| Map<ExecutionState, Integer> jobVerticesPerStateMap = new HashMap<>(ExecutionState.values().length); | ||
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| for (ExecutionState executionState : ExecutionState.values()) { | ||
| jobVerticesPerStateMap.put(executionState, jobVerticesPerState[executionState.ordinal()]); | ||
| } | ||
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| return new JobDetailsInfo( | ||
| executionGraph.getJobID(), | ||
| executionGraph.getJobName(), | ||
| executionGraph.isStoppable(), | ||
| executionGraph.getState(), | ||
| startTime, | ||
| endTime, | ||
| duration, | ||
| now, | ||
| timestamps, | ||
| jobVertexInfos, | ||
| jobVerticesPerStateMap, | ||
| executionGraph.getJsonPlan()); | ||
| } | ||
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| public static JobDetailsInfo.JobVertexDetailsInfo createJobVertexDetailsInfo( | ||
| AccessExecutionJobVertex ejv, | ||
| long now, | ||
| JobID jobId, | ||
| MetricFetcher<?> metricFetcher) { | ||
| int[] tasksPerState = new int[ExecutionState.values().length]; | ||
| long startTime = Long.MAX_VALUE; | ||
| long endTime = 0; | ||
| boolean allFinished = true; | ||
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| for (AccessExecutionVertex vertex : ejv.getTaskVertices()) { | ||
| final ExecutionState state = vertex.getExecutionState(); | ||
| tasksPerState[state.ordinal()]++; | ||
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| // take the earliest start time | ||
| long started = vertex.getStateTimestamp(ExecutionState.DEPLOYING); | ||
| if (started > 0L) { | ||
| startTime = Math.min(startTime, started); | ||
| } | ||
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| allFinished &= state.isTerminal(); | ||
| endTime = Math.max(endTime, vertex.getStateTimestamp(state)); | ||
| } | ||
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| long duration; | ||
| if (startTime < Long.MAX_VALUE) { | ||
| if (allFinished) { | ||
| duration = endTime - startTime; | ||
| } | ||
| else { | ||
| endTime = -1L; | ||
| duration = now - startTime; | ||
| } | ||
| } | ||
| else { | ||
| startTime = -1L; | ||
| endTime = -1L; | ||
| duration = -1L; | ||
| } | ||
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| ExecutionState jobVertexState = | ||
| ExecutionJobVertex.getAggregateJobVertexState(tasksPerState, ejv.getParallelism()); | ||
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| Map<ExecutionState, Integer> tasksPerStateMap = new HashMap<>(tasksPerState.length); | ||
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| for (ExecutionState executionState : ExecutionState.values()) { | ||
| tasksPerStateMap.put(executionState, tasksPerState[executionState.ordinal()]); | ||
| } | ||
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| MutableIOMetrics counts = new MutableIOMetrics(); | ||
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| for (AccessExecutionVertex vertex : ejv.getTaskVertices()) { | ||
| counts.addIOMetrics( | ||
| vertex.getCurrentExecutionAttempt(), | ||
| metricFetcher, | ||
| jobId.toString(), | ||
| ejv.getJobVertexId().toString()); | ||
| } | ||
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| final JobDetailsInfo.JobVertexMetrics jobVertexMetrics = new JobDetailsInfo.JobVertexMetrics( | ||
| counts.getNumBytesInLocal() + counts.getNumBytesInRemote(), | ||
| counts.isNumBytesInLocalComplete() && counts.isNumBytesInRemoteComplete(), | ||
| counts.getNumBytesOut(), | ||
| counts.isNumBytesOutComplete(), | ||
| counts.getNumRecordsIn(), | ||
| counts.isNumRecordsInComplete(), | ||
| counts.getNumRecordsOut(), | ||
| counts.isNumRecordsOutComplete()); | ||
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| return new JobDetailsInfo.JobVertexDetailsInfo( | ||
| ejv.getJobVertexId(), | ||
| ejv.getName(), | ||
| ejv.getParallelism(), | ||
| jobVertexState, | ||
| startTime, | ||
| endTime, | ||
| duration, | ||
| tasksPerStateMap, | ||
| jobVertexMetrics); | ||
| } | ||
| } |
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