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Add JobID(De)Serializer and JobVertexID(De)Serializer for jackson This closes #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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| 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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