| /* |
| * 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 java.util.Map; |
| import java.util.concurrent.ConcurrentMap; |
| import java.util.regex.Matcher; |
| import java.util.regex.Pattern; |
| import java.util.stream.Collectors; |
| |
| 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.state.Cluster; |
| import org.apache.ambari.server.state.Config; |
| import org.apache.ambari.server.state.Host; |
| |
| /** |
| * Computes HBase Env content property. |
| * This class is only used when moving from HDP-2.3 to HDP-2.4 and HDP-2.3 to HDP-2.5 |
| */ |
| public class HBaseEnvMaxDirectMemorySizeAction extends AbstractUpgradeServerAction { |
| private static final String SOURCE_CONFIG_TYPE = "hbase-env"; |
| private static final String CONTENT_NAME = "content"; |
| private static final String APPEND_CONTENT_LINE = "export HBASE_MASTER_OPTS=\"$HBASE_MASTER_OPTS {% if hbase_max_direct_memory_size %} -XX:MaxDirectMemorySize={{hbase_max_direct_memory_size}}m {% endif %}\""; |
| private static final String CHECK_REGEX = "^.*\\s*(HBASE_MASTER_OPTS)\\s*=.*(XX:MaxDirectMemorySize).*$"; |
| private static final Pattern REGEX = Pattern.compile(CHECK_REGEX, Pattern.MULTILINE); |
| |
| @Override |
| public CommandReport execute(ConcurrentMap<String, Object> requestSharedDataContext) |
| throws AmbariException, InterruptedException { |
| |
| String clusterName = getExecutionCommand().getClusterName(); |
| Cluster cluster = getClusters().getCluster(clusterName); |
| Config config = cluster.getDesiredConfigByType(SOURCE_CONFIG_TYPE); |
| |
| if (config == null) { |
| return createCommandReport(0, HostRoleStatus.FAILED,"{}", |
| String.format("Source type %s not found", SOURCE_CONFIG_TYPE), ""); |
| } |
| |
| Map<String, String> properties = config.getProperties(); |
| String content = properties.get(CONTENT_NAME); |
| |
| |
| if (content == null) { |
| return createCommandReport(0, HostRoleStatus.COMPLETED, "{}", |
| String.format("The %s/%s property was not found. The -XX:MaxDirectMemorySize will not be added", SOURCE_CONFIG_TYPE, CONTENT_NAME), ""); |
| } |
| |
| Matcher m = REGEX.matcher(content); |
| |
| if (m.find()){ |
| return createCommandReport(0, HostRoleStatus.COMPLETED, "{}", |
| String.format("The %s/%s property already contains an entry for %s and will not be modified", SOURCE_CONFIG_TYPE, CONTENT_NAME, APPEND_CONTENT_LINE), ""); |
| } |
| |
| String appendedContent = content + "\n" + APPEND_CONTENT_LINE; |
| properties.put(CONTENT_NAME, appendedContent); |
| |
| config.setProperties(properties); |
| config.save(); |
| agentConfigsHolder.updateData(cluster.getClusterId(), cluster.getHosts().stream().map(Host::getHostId).collect(Collectors.toList())); |
| |
| return createCommandReport(0, HostRoleStatus.COMPLETED, "{}", |
| String.format("The %s/%s property was appended with %s", SOURCE_CONFIG_TYPE, CONTENT_NAME, APPEND_CONTENT_LINE),""); |
| } |
| } |