| /** |
| * 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.hbase.chaos; |
| |
| import java.net.InetAddress; |
| import java.net.UnknownHostException; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.HConstants; |
| import org.apache.yetus.audience.InterfaceAudience; |
| |
| /** |
| * ChaosUtils holds a bunch of useful functions like getting hostname and getting ZooKeeper quorum. |
| */ |
| @InterfaceAudience.Private |
| public class ChaosUtils { |
| |
| public static String getHostName() throws UnknownHostException { |
| return InetAddress.getLocalHost().getHostName(); |
| } |
| |
| |
| public static String getZKQuorum(Configuration conf) { |
| String port = |
| Integer.toString(conf.getInt(HConstants.ZOOKEEPER_CLIENT_PORT, 2181)); |
| String[] serverHosts = conf.getStrings(HConstants.ZOOKEEPER_QUORUM, "localhost"); |
| for (int i = 0; i < serverHosts.length; i++) { |
| serverHosts[i] = serverHosts[i] + ":" + port; |
| } |
| return String.join(",", serverHosts); |
| } |
| |
| } |