/**
* 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.hadoop.mapreduce.v2.hs.webapp;
import java.net.URI;
import java.net.URISyntaxException;
import org.apache.hadoop.conf.Configurable;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapreduce.v2.util.MRWebAppUtil;
import org.apache.hadoop.yarn.api.records.ApplicationId;
import org.apache.hadoop.yarn.util.TrackingUriPlugin;
public class MapReduceTrackingUriPlugin extends TrackingUriPlugin implements
Configurable {
@Override
public void setConf(Configuration conf) {
Configuration jobConf = null;
// Force loading of mapred configuration.
if (conf != null) {
jobConf = new JobConf(conf);
} else {
jobConf = new JobConf();
}
super.setConf(jobConf);
}
/**
* Gets the URI to access the given application on MapReduce history server
* @param id the ID for which a URI is returned
* @return the tracking URI
* @throws URISyntaxException
*/
@Override
public URI getTrackingUri(ApplicationId id) throws URISyntaxException {
String jobSuffix = id.toString().replaceFirst("^application_", "job_");
String historyServerAddress =
MRWebAppUtil.getJHSWebappURLWithScheme(getConf());
return new URI(historyServerAddress + "/jobhistory/job/"+ jobSuffix);
}
}