001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018
019package org.apache.hadoop.hbase.chaos.actions;
020
021import java.util.List;
022
023import org.apache.hadoop.hbase.ServerName;
024
025/**
026 * Same as in {@link RollingBatchRestartRsAction} except that this action
027 * does not restart the region server holding the META table.
028 */
029public class RollingBatchRestartRsExceptMetaAction extends RollingBatchRestartRsAction {
030
031  public RollingBatchRestartRsExceptMetaAction(long sleepTime, float ratio, int maxDeadServers) {
032    super(sleepTime, ratio, maxDeadServers);
033  }
034
035  @Override
036  protected List<ServerName> selectServers() throws java.io.IOException {
037    ServerName metaServer = cluster.getServerHoldingMeta();
038    List<ServerName> servers = super.selectServers();
039    servers.remove(metaServer);
040    return servers;
041  }
042}