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.factories;
020
021import org.apache.hadoop.hbase.chaos.actions.*;
022import org.apache.hadoop.hbase.chaos.monkies.ChaosMonkey;
023import org.apache.hadoop.hbase.chaos.monkies.PolicyBasedChaosMonkey;
024import org.apache.hadoop.hbase.chaos.policies.CompositeSequentialPolicy;
025import org.apache.hadoop.hbase.chaos.policies.DoActionsOncePolicy;
026import org.apache.hadoop.hbase.chaos.policies.PeriodicRandomActionPolicy;
027
028/**
029 * This is a copy of SlowDeterministicMonkeyFactory that also does mob compactions.
030 */
031public class MobSlowDeterministicMonkeyFactory extends MonkeyFactory {
032
033  private long action1Period;
034  private long action2Period;
035  private long action3Period;
036  private long action4Period;
037  private long moveRegionsMaxTime;
038  private long moveRegionsSleepTime;
039  private long moveRandomRegionSleepTime;
040  private long restartRandomRSSleepTime;
041  private long batchRestartRSSleepTime;
042  private float batchRestartRSRatio;
043  private long restartActiveMasterSleepTime;
044  private long rollingBatchRestartRSSleepTime;
045  private float rollingBatchRestartRSRatio;
046  private long restartRsHoldingMetaSleepTime;
047  private float compactTableRatio;
048  private float compactRandomRegionRatio;
049
050  @Override
051  public ChaosMonkey build() {
052
053    loadProperties();
054    // Actions such as compact/flush a table/region,
055    // move one region around. They are not so destructive,
056    // can be executed more frequently.
057    Action[] actions1 = new Action[] {
058            new CompactMobAction(tableName, compactTableRatio),
059            new CompactTableAction(tableName, compactTableRatio),
060            new CompactRandomRegionOfTableAction(tableName, compactRandomRegionRatio),
061            new FlushTableAction(tableName),
062            new FlushRandomRegionOfTableAction(tableName),
063            new MoveRandomRegionOfTableAction(tableName)
064    };
065
066    // Actions such as split/merge/snapshot.
067    // They should not cause data loss, or unreliability
068    // such as region stuck in transition.
069    Action[] actions2 = new Action[] {
070            new SplitRandomRegionOfTableAction(tableName),
071            new MergeRandomAdjacentRegionsOfTableAction(tableName),
072            new SnapshotTableAction(tableName),
073            new AddColumnAction(tableName),
074            new RemoveColumnAction(tableName, columnFamilies),
075            new ChangeEncodingAction(tableName),
076            new ChangeCompressionAction(tableName),
077            new ChangeBloomFilterAction(tableName),
078            new ChangeVersionsAction(tableName)
079    };
080
081    // Destructive actions to mess things around.
082    Action[] actions3 = new Action[] {
083            new MoveRegionsOfTableAction(moveRegionsSleepTime, moveRegionsMaxTime,
084                    tableName),
085            new MoveRandomRegionOfTableAction(moveRandomRegionSleepTime, tableName),
086            new RestartRandomRsAction(restartRandomRSSleepTime),
087            new BatchRestartRsAction(batchRestartRSSleepTime, batchRestartRSRatio),
088            new RestartActiveMasterAction(restartActiveMasterSleepTime),
089            new RollingBatchRestartRsAction(rollingBatchRestartRSSleepTime,
090                    rollingBatchRestartRSRatio),
091            new RestartRsHoldingMetaAction(restartRsHoldingMetaSleepTime)
092    };
093
094    // Action to log more info for debugging
095    Action[] actions4 = new Action[] {
096            new DumpClusterStatusAction()
097    };
098
099    return new PolicyBasedChaosMonkey(util,
100            new PeriodicRandomActionPolicy(action1Period, actions1),
101            new PeriodicRandomActionPolicy(action2Period, actions2),
102            new CompositeSequentialPolicy(
103                    new DoActionsOncePolicy(action3Period, actions3),
104                    new PeriodicRandomActionPolicy(action3Period, actions3)),
105            new PeriodicRandomActionPolicy(action4Period, actions4));
106  }
107
108  private void loadProperties() {
109
110    action1Period = Long.parseLong(this.properties.getProperty(
111            MonkeyConstants.PERIODIC_ACTION1_PERIOD,
112            MonkeyConstants.DEFAULT_PERIODIC_ACTION1_PERIOD + ""));
113    action2Period = Long.parseLong(this.properties.getProperty(
114            MonkeyConstants.PERIODIC_ACTION2_PERIOD,
115            MonkeyConstants.DEFAULT_PERIODIC_ACTION2_PERIOD + ""));
116    action3Period = Long.parseLong(this.properties.getProperty(
117            MonkeyConstants.COMPOSITE_ACTION3_PERIOD,
118            MonkeyConstants.DEFAULT_COMPOSITE_ACTION3_PERIOD + ""));
119    action4Period = Long.parseLong(this.properties.getProperty(
120            MonkeyConstants.PERIODIC_ACTION4_PERIOD,
121            MonkeyConstants.DEFAULT_PERIODIC_ACTION4_PERIOD + ""));
122    moveRegionsMaxTime = Long.parseLong(this.properties.getProperty(
123            MonkeyConstants.MOVE_REGIONS_MAX_TIME,
124            MonkeyConstants.DEFAULT_MOVE_REGIONS_MAX_TIME + ""));
125    moveRegionsSleepTime = Long.parseLong(this.properties.getProperty(
126            MonkeyConstants.MOVE_REGIONS_SLEEP_TIME,
127            MonkeyConstants.DEFAULT_MOVE_REGIONS_SLEEP_TIME + ""));
128    moveRandomRegionSleepTime = Long.parseLong(this.properties.getProperty(
129            MonkeyConstants.MOVE_RANDOM_REGION_SLEEP_TIME,
130            MonkeyConstants.DEFAULT_MOVE_RANDOM_REGION_SLEEP_TIME + ""));
131    restartRandomRSSleepTime = Long.parseLong(this.properties.getProperty(
132            MonkeyConstants.RESTART_RANDOM_RS_SLEEP_TIME,
133            MonkeyConstants.DEFAULT_RESTART_RANDOM_RS_SLEEP_TIME + ""));
134    batchRestartRSSleepTime = Long.parseLong(this.properties.getProperty(
135            MonkeyConstants.BATCH_RESTART_RS_SLEEP_TIME,
136            MonkeyConstants.DEFAULT_BATCH_RESTART_RS_SLEEP_TIME + ""));
137    restartActiveMasterSleepTime = Long.parseLong(this.properties.getProperty(
138            MonkeyConstants.RESTART_ACTIVE_MASTER_SLEEP_TIME,
139            MonkeyConstants.DEFAULT_RESTART_ACTIVE_MASTER_SLEEP_TIME + ""));
140    rollingBatchRestartRSSleepTime = Long.parseLong(this.properties.getProperty(
141            MonkeyConstants.ROLLING_BATCH_RESTART_RS_SLEEP_TIME,
142            MonkeyConstants.DEFAULT_ROLLING_BATCH_RESTART_RS_SLEEP_TIME + ""));
143    rollingBatchRestartRSRatio = Float.parseFloat(this.properties.getProperty(
144            MonkeyConstants.ROLLING_BATCH_RESTART_RS_RATIO,
145            MonkeyConstants.DEFAULT_ROLLING_BATCH_RESTART_RS_RATIO + ""));
146    restartRsHoldingMetaSleepTime = Long.parseLong(this.properties.getProperty(
147            MonkeyConstants.RESTART_RS_HOLDING_META_SLEEP_TIME,
148            MonkeyConstants.DEFAULT_RESTART_RS_HOLDING_META_SLEEP_TIME + ""));
149    compactTableRatio = Float.parseFloat(this.properties.getProperty(
150            MonkeyConstants.COMPACT_TABLE_ACTION_RATIO,
151            MonkeyConstants.DEFAULT_COMPACT_TABLE_ACTION_RATIO + ""));
152    compactRandomRegionRatio = Float.parseFloat(this.properties.getProperty(
153            MonkeyConstants.COMPACT_RANDOM_REGION_RATIO,
154            MonkeyConstants.DEFAULT_COMPACT_RANDOM_REGION_RATIO + ""));
155  }
156}