| /* |
| * 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.ambari.server.serveraction.upgrades; |
| |
| import com.google.inject.Inject; |
| import org.apache.ambari.server.AmbariException; |
| import org.apache.ambari.server.actionmanager.HostRoleStatus; |
| import org.apache.ambari.server.agent.CommandReport; |
| import org.apache.ambari.server.serveraction.AbstractServerAction; |
| import org.apache.ambari.server.state.Cluster; |
| import org.apache.ambari.server.state.Clusters; |
| import org.apache.ambari.server.state.Config; |
| import org.apache.commons.lang.StringUtils; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.Map; |
| import java.util.concurrent.ConcurrentMap; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| |
| /** |
| * During stack upgrade, update lzo codec path in mapreduce.application.classpath and |
| * at tez.cluster.additional.classpath.prefix to look like |
| * /usr/hdp/${hdp.version}/hadoop/lib/hadoop-lzo-0.6.0.${hdp.version}.jar |
| */ |
| public class FixLzoCodecPath extends AbstractServerAction { |
| |
| /** |
| * Lists config types and properties that may contain lzo codec path |
| */ |
| private static final HashMap<String, String []> TARGET_PROPERTIES = new HashMap<String, String []>() {{ |
| put("mapred-site", new String [] {"mapreduce.application.classpath"}); |
| put("tez-site", new String [] {"tez.cluster.additional.classpath.prefix"}); |
| }}; |
| |
| @Inject |
| private Clusters clusters; |
| |
| @Override |
| public CommandReport execute(ConcurrentMap<String, Object> requestSharedDataContext) |
| throws AmbariException, InterruptedException { |
| String clusterName = getExecutionCommand().getClusterName(); |
| Cluster cluster = clusters.getCluster(clusterName); |
| |
| ArrayList<String> modifiedProperties = new ArrayList<>(); |
| |
| for (Map.Entry<String, String[]> target : TARGET_PROPERTIES.entrySet()) { |
| Config config = cluster.getDesiredConfigByType(target.getKey()); |
| if (config == null) { |
| continue; // Config not found, skip it |
| } |
| Map<String, String> properties = config.getProperties(); |
| for (String propertyName : target.getValue()) { |
| String oldContent = properties.get(propertyName); |
| String newContent = fixLzoJarPath(oldContent); |
| |
| if (! newContent.equals(oldContent)) { |
| properties.put(propertyName, newContent); |
| modifiedProperties.add(propertyName); |
| } |
| } |
| config.setProperties(properties); |
| config.persist(false); |
| } |
| if (modifiedProperties.isEmpty()) { |
| return createCommandReport(0, HostRoleStatus.COMPLETED, "{}", |
| "No properties require lzo codec path fixes", ""); |
| } else { |
| return createCommandReport(0, HostRoleStatus.COMPLETED, "{}", |
| String.format("Fixed lzo codec path value at property [%s] to " + |
| "use ${hdp.version} instead of hardcoded HDP version.", |
| StringUtils.join(modifiedProperties, ", ")), ""); |
| } |
| |
| } |
| |
| public static String fixLzoJarPath(String oldPropertyValue) { |
| // Makes sure that LZO codec path uses ${hdp.version} instead of hardcoded hdp version, |
| // so it replaces variations of /usr/hdp/2.3.4.0-3485/hadoop/lib/hadoop-lzo-0.6.0.2.3.4.0-3485.jar |
| // with /usr/hdp/${hdp.version}/hadoop/lib/hadoop-lzo-0.6.0.${hdp.version}.jar |
| return oldPropertyValue.replaceAll( |
| "(/usr/hdp/)[^\\\\:]+(/hadoop/lib/hadoop-lzo-(\\d\\.)+)(\\$\\{hdp.version\\}|(\\d\\.){3}\\d-\\d+)(\\.jar)", |
| "$1\\$\\{hdp.version\\}$2\\$\\{hdp.version\\}$6"); |
| } |
| } |