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org.apache.flink.runtime.rest.handler.job.SubtaskExecutionAttemptDetailsHandler Maven / Gradle / Ivy
/*
* 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.flink.runtime.rest.handler.job;
import org.apache.flink.api.common.JobID;
import org.apache.flink.api.common.time.Time;
import org.apache.flink.runtime.executiongraph.AccessExecution;
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.jobgraph.JobVertexID;
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.JobIDPathParameter;
import org.apache.flink.runtime.rest.messages.JobVertexIdPathParameter;
import org.apache.flink.runtime.rest.messages.MessageHeaders;
import org.apache.flink.runtime.rest.messages.ResponseBody;
import org.apache.flink.runtime.rest.messages.SubtaskIndexPathParameter;
import org.apache.flink.runtime.rest.messages.job.SubtaskAttemptMessageParameters;
import org.apache.flink.runtime.rest.messages.job.SubtaskAttemptPathParameter;
import org.apache.flink.runtime.rest.messages.job.SubtaskExecutionAttemptDetailsInfo;
import org.apache.flink.runtime.webmonitor.RestfulGateway;
import org.apache.flink.runtime.webmonitor.history.ArchivedJson;
import org.apache.flink.runtime.webmonitor.history.JsonArchivist;
import org.apache.flink.runtime.webmonitor.retriever.GatewayRetriever;
import org.apache.flink.util.Preconditions;
import javax.annotation.Nullable;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.Executor;
/**
* Handler of specific sub task execution attempt.
*/
public class SubtaskExecutionAttemptDetailsHandler
extends AbstractSubtaskAttemptHandler
implements JsonArchivist {
private final MetricFetcher metricFetcher;
/**
* Instantiates a new subtask execution attempt details handler.
*
* @param localRestAddress the local rest address
* @param leaderRetriever the leader retriever
* @param timeout the timeout
* @param responseHeaders the response headers
* @param messageHeaders the message headers
* @param executionGraphCache the execution graph cache
* @param executor the executor
*/
public SubtaskExecutionAttemptDetailsHandler(
CompletableFuture localRestAddress,
GatewayRetriever leaderRetriever,
Time timeout,
Map responseHeaders,
MessageHeaders messageHeaders,
ExecutionGraphCache executionGraphCache,
Executor executor,
MetricFetcher metricFetcher) {
super(localRestAddress, leaderRetriever, timeout, responseHeaders, messageHeaders, executionGraphCache, executor);
this.metricFetcher = Preconditions.checkNotNull(metricFetcher);
}
@Override
protected SubtaskExecutionAttemptDetailsInfo handleRequest(
HandlerRequest request,
AccessExecution execution) throws RestHandlerException {
final JobID jobID = request.getPathParameter(JobIDPathParameter.class);
final JobVertexID jobVertexID = request.getPathParameter(JobVertexIdPathParameter.class);
return createDetailsInfo(execution, jobID, jobVertexID, metricFetcher);
}
@Override
public Collection archiveJsonWithPath(AccessExecutionGraph graph) throws IOException {
List archive = new ArrayList<>(16);
for (AccessExecutionJobVertex task : graph.getAllVertices().values()) {
for (AccessExecutionVertex subtask : task.getTaskVertices()) {
ResponseBody curAttemptJson = createDetailsInfo(subtask.getCurrentExecutionAttempt(), graph.getJobID(), task.getJobVertexId(), null);
String curAttemptPath = getMessageHeaders().getTargetRestEndpointURL()
.replace(':' + JobIDPathParameter.KEY, graph.getJobID().toString())
.replace(':' + JobVertexIdPathParameter.KEY, task.getJobVertexId().toString())
.replace(':' + SubtaskIndexPathParameter.KEY, String.valueOf(subtask.getParallelSubtaskIndex()))
.replace(':' + SubtaskAttemptPathParameter.KEY, String.valueOf(subtask.getCurrentExecutionAttempt().getAttemptNumber()));
archive.add(new ArchivedJson(curAttemptPath, curAttemptJson));
for (int x = 0; x < subtask.getCurrentExecutionAttempt().getAttemptNumber(); x++) {
AccessExecution attempt = subtask.getPriorExecutionAttempt(x);
ResponseBody json = createDetailsInfo(attempt, graph.getJobID(), task.getJobVertexId(), null);
String path = getMessageHeaders().getTargetRestEndpointURL()
.replace(':' + JobIDPathParameter.KEY, graph.getJobID().toString())
.replace(':' + JobVertexIdPathParameter.KEY, task.getJobVertexId().toString())
.replace(':' + SubtaskIndexPathParameter.KEY, String.valueOf(subtask.getParallelSubtaskIndex()))
.replace(':' + SubtaskAttemptPathParameter.KEY, String.valueOf(attempt.getAttemptNumber()));
archive.add(new ArchivedJson(path, json));
}
}
}
return archive;
}
private static SubtaskExecutionAttemptDetailsInfo createDetailsInfo(
AccessExecution execution,
JobID jobID,
JobVertexID jobVertexID,
@Nullable MetricFetcher metricFetcher) {
final MutableIOMetrics ioMetrics = new MutableIOMetrics();
ioMetrics.addIOMetrics(
execution,
metricFetcher,
jobID.toString(),
jobVertexID.toString()
);
return SubtaskExecutionAttemptDetailsInfo.create(execution, ioMetrics);
}
}