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 */
018package org.apache.hadoop.hbase.chaos.factories;
019
020import org.apache.hadoop.hbase.chaos.actions.UnbalanceKillAndRebalanceAction;
021import org.apache.hadoop.hbase.chaos.monkies.ChaosMonkey;
022import org.apache.hadoop.hbase.chaos.monkies.PolicyBasedChaosMonkey;
023import org.apache.hadoop.hbase.chaos.policies.PeriodicRandomActionPolicy;
024import org.apache.hadoop.hbase.chaos.policies.Policy;
025
026public class UnbalanceMonkeyFactory extends MonkeyFactory {
027
028  @Override
029  public ChaosMonkey build() {
030    loadProperties();
031    Policy chaosPolicy =
032      new PeriodicRandomActionPolicy(chaosEveryMilliSec, new UnbalanceKillAndRebalanceAction(
033        waitForUnbalanceMilliSec, waitForKillMilliSec, waitAfterBalanceMilliSec, killMetaRs));
034
035    return new PolicyBasedChaosMonkey(properties, util, chaosPolicy);
036  }
037}