org.apache.flink.runtime.rest.handler.job.JobConfigHandler Maven / Gradle / Ivy
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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,
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*/
package org.apache.flink.runtime.rest.handler.job;
import org.apache.flink.api.common.ArchivedExecutionConfig;
import org.apache.flink.api.common.time.Time;
import org.apache.flink.runtime.executiongraph.AccessExecutionGraph;
import org.apache.flink.runtime.rest.handler.HandlerRequest;
import org.apache.flink.runtime.rest.handler.legacy.ExecutionGraphCache;
import org.apache.flink.runtime.rest.messages.EmptyRequestBody;
import org.apache.flink.runtime.rest.messages.JobConfigInfo;
import org.apache.flink.runtime.rest.messages.JobIDPathParameter;
import org.apache.flink.runtime.rest.messages.JobMessageParameters;
import org.apache.flink.runtime.rest.messages.MessageHeaders;
import org.apache.flink.runtime.rest.messages.ResponseBody;
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 java.io.IOException;
import java.util.Collection;
import java.util.Collections;
import java.util.Map;
import java.util.concurrent.Executor;
/**
* Handler serving the job configuration.
*/
public class JobConfigHandler extends AbstractExecutionGraphHandler implements JsonArchivist {
public JobConfigHandler(
GatewayRetriever leaderRetriever,
Time timeout,
Map responseHeaders,
MessageHeaders messageHeaders,
ExecutionGraphCache executionGraphCache,
Executor executor) {
super(
leaderRetriever,
timeout,
responseHeaders,
messageHeaders,
executionGraphCache,
executor);
}
@Override
protected JobConfigInfo handleRequest(HandlerRequest request, AccessExecutionGraph executionGraph) {
return createJobConfigInfo(executionGraph);
}
@Override
public Collection archiveJsonWithPath(AccessExecutionGraph graph) throws IOException {
ResponseBody json = createJobConfigInfo(graph);
String path = getMessageHeaders().getTargetRestEndpointURL()
.replace(':' + JobIDPathParameter.KEY, graph.getJobID().toString());
return Collections.singleton(new ArchivedJson(path, json));
}
private static JobConfigInfo createJobConfigInfo(AccessExecutionGraph executionGraph) {
final ArchivedExecutionConfig executionConfig = executionGraph.getArchivedExecutionConfig();
final JobConfigInfo.ExecutionConfigInfo executionConfigInfo;
if (executionConfig != null) {
executionConfigInfo = JobConfigInfo.ExecutionConfigInfo.from(executionConfig);
} else {
executionConfigInfo = null;
}
return new JobConfigInfo(executionGraph.getJobID(), executionGraph.getJobName(), executionConfigInfo);
}
}