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.Action;
021import org.apache.hadoop.hbase.chaos.actions.AddColumnAction;
022import org.apache.hadoop.hbase.chaos.actions.BatchRestartRsAction;
023import org.apache.hadoop.hbase.chaos.actions.ChangeBloomFilterAction;
024import org.apache.hadoop.hbase.chaos.actions.ChangeCompressionAction;
025import org.apache.hadoop.hbase.chaos.actions.ChangeEncodingAction;
026import org.apache.hadoop.hbase.chaos.actions.ChangeSplitPolicyAction;
027import org.apache.hadoop.hbase.chaos.actions.ChangeVersionsAction;
028import org.apache.hadoop.hbase.chaos.actions.CompactRandomRegionOfTableAction;
029import org.apache.hadoop.hbase.chaos.actions.CompactTableAction;
030import org.apache.hadoop.hbase.chaos.actions.DecreaseMaxHFileSizeAction;
031import org.apache.hadoop.hbase.chaos.actions.DumpClusterStatusAction;
032import org.apache.hadoop.hbase.chaos.actions.FlushRandomRegionOfTableAction;
033import org.apache.hadoop.hbase.chaos.actions.FlushTableAction;
034import org.apache.hadoop.hbase.chaos.actions.GracefulRollingRestartRsAction;
035import org.apache.hadoop.hbase.chaos.actions.MergeRandomAdjacentRegionsOfTableAction;
036import org.apache.hadoop.hbase.chaos.actions.MoveRandomRegionOfTableAction;
037import org.apache.hadoop.hbase.chaos.actions.MoveRegionsOfTableAction;
038import org.apache.hadoop.hbase.chaos.actions.RemoveColumnAction;
039import org.apache.hadoop.hbase.chaos.actions.RestartActiveMasterAction;
040import org.apache.hadoop.hbase.chaos.actions.RestartRandomRsAction;
041import org.apache.hadoop.hbase.chaos.actions.RestartRsHoldingMetaAction;
042import org.apache.hadoop.hbase.chaos.actions.RollingBatchRestartRsAction;
043import org.apache.hadoop.hbase.chaos.actions.RollingBatchSuspendResumeRsAction;
044import org.apache.hadoop.hbase.chaos.actions.SnapshotTableAction;
045import org.apache.hadoop.hbase.chaos.actions.SplitAllRegionOfTableAction;
046import org.apache.hadoop.hbase.chaos.actions.SplitRandomRegionOfTableAction;
047import org.apache.hadoop.hbase.chaos.monkies.ChaosMonkey;
048import org.apache.hadoop.hbase.chaos.monkies.PolicyBasedChaosMonkey;
049import org.apache.hadoop.hbase.chaos.policies.CompositeSequentialPolicy;
050import org.apache.hadoop.hbase.chaos.policies.DoActionsOncePolicy;
051import org.apache.hadoop.hbase.chaos.policies.PeriodicRandomActionPolicy;
052
053public class SlowDeterministicMonkeyFactory extends MonkeyFactory {
054  private long action1Period;
055  private long action2Period;
056  private long action3Period;
057  private long action4Period;
058  private long moveRegionsMaxTime;
059  private long moveRegionsSleepTime;
060  private long moveRandomRegionSleepTime;
061  private long restartRandomRSSleepTime;
062  private long batchRestartRSSleepTime;
063  private float batchRestartRSRatio;
064  private long restartActiveMasterSleepTime;
065  private long rollingBatchRestartRSSleepTime;
066  private float rollingBatchRestartRSRatio;
067  private long restartRsHoldingMetaSleepTime;
068  private float compactTableRatio;
069  private float compactRandomRegionRatio;
070  private long decreaseHFileSizeSleepTime;
071  private long gracefulRollingRestartTSSLeepTime;
072  private long rollingBatchSuspendRSSleepTime;
073  private float rollingBatchSuspendtRSRatio;
074  private long snapshotTableTtl;
075
076  protected Action[] getLightWeightedActions() {
077    return new Action[] { new CompactTableAction(tableName, compactTableRatio),
078      new CompactRandomRegionOfTableAction(tableName, compactRandomRegionRatio),
079      new FlushTableAction(tableName), new FlushRandomRegionOfTableAction(tableName),
080      new MoveRandomRegionOfTableAction(tableName) };
081  }
082
083  protected Action[] getMidWeightedActions() {
084    return new Action[] { new SplitRandomRegionOfTableAction(tableName),
085      new MergeRandomAdjacentRegionsOfTableAction(tableName),
086      new SnapshotTableAction(tableName, snapshotTableTtl), new AddColumnAction(tableName),
087      new RemoveColumnAction(tableName, columnFamilies), new ChangeEncodingAction(tableName),
088      new ChangeCompressionAction(tableName), new ChangeBloomFilterAction(tableName),
089      new ChangeVersionsAction(tableName), new ChangeSplitPolicyAction(tableName), };
090  }
091
092  protected Action[] getHeavyWeightedActions() {
093    return new Action[] {
094      new MoveRegionsOfTableAction(moveRegionsSleepTime, moveRegionsMaxTime, tableName),
095      new MoveRandomRegionOfTableAction(moveRandomRegionSleepTime, tableName),
096      new RestartRandomRsAction(restartRandomRSSleepTime),
097      new BatchRestartRsAction(batchRestartRSSleepTime, batchRestartRSRatio),
098      new RestartActiveMasterAction(restartActiveMasterSleepTime),
099      new RollingBatchRestartRsAction(rollingBatchRestartRSSleepTime, rollingBatchRestartRSRatio),
100      new RestartRsHoldingMetaAction(restartRsHoldingMetaSleepTime),
101      new DecreaseMaxHFileSizeAction(decreaseHFileSizeSleepTime, tableName),
102      new SplitAllRegionOfTableAction(tableName),
103      new GracefulRollingRestartRsAction(gracefulRollingRestartTSSLeepTime),
104      new RollingBatchSuspendResumeRsAction(rollingBatchSuspendRSSleepTime,
105        rollingBatchSuspendtRSRatio) };
106  }
107
108  @Override
109  public ChaosMonkey build() {
110    loadProperties();
111    // Actions such as compact/flush a table/region,
112    // move one region around. They are not so destructive,
113    // can be executed more frequently.
114    Action[] actions1 = getLightWeightedActions();
115
116    // Actions such as split/merge/snapshot.
117    // They should not cause data loss, or unreliability
118    // such as region stuck in transition.
119    Action[] actions2 = getMidWeightedActions();
120
121    // Destructive actions to mess things around.
122    Action[] actions3 = getHeavyWeightedActions();
123
124    // Action to log more info for debugging
125    Action[] actions4 = new Action[] { new DumpClusterStatusAction() };
126
127    return new PolicyBasedChaosMonkey(properties, util,
128      new PeriodicRandomActionPolicy(action1Period, actions1),
129      new PeriodicRandomActionPolicy(action2Period, actions2),
130      new CompositeSequentialPolicy(new DoActionsOncePolicy(action3Period, actions3),
131        new PeriodicRandomActionPolicy(action3Period, actions3)),
132      new PeriodicRandomActionPolicy(action4Period, actions4));
133  }
134
135  private void loadProperties() {
136
137    action1Period =
138      Long.parseLong(this.properties.getProperty(MonkeyConstants.PERIODIC_ACTION1_PERIOD,
139        MonkeyConstants.DEFAULT_PERIODIC_ACTION1_PERIOD + ""));
140    action2Period =
141      Long.parseLong(this.properties.getProperty(MonkeyConstants.PERIODIC_ACTION2_PERIOD,
142        MonkeyConstants.DEFAULT_PERIODIC_ACTION2_PERIOD + ""));
143    action3Period =
144      Long.parseLong(this.properties.getProperty(MonkeyConstants.COMPOSITE_ACTION3_PERIOD,
145        MonkeyConstants.DEFAULT_COMPOSITE_ACTION3_PERIOD + ""));
146    action4Period =
147      Long.parseLong(this.properties.getProperty(MonkeyConstants.PERIODIC_ACTION4_PERIOD,
148        MonkeyConstants.DEFAULT_PERIODIC_ACTION4_PERIOD + ""));
149    moveRegionsMaxTime =
150      Long.parseLong(this.properties.getProperty(MonkeyConstants.MOVE_REGIONS_MAX_TIME,
151        MonkeyConstants.DEFAULT_MOVE_REGIONS_MAX_TIME + ""));
152    moveRegionsSleepTime =
153      Long.parseLong(this.properties.getProperty(MonkeyConstants.MOVE_REGIONS_SLEEP_TIME,
154        MonkeyConstants.DEFAULT_MOVE_REGIONS_SLEEP_TIME + ""));
155    moveRandomRegionSleepTime =
156      Long.parseLong(this.properties.getProperty(MonkeyConstants.MOVE_RANDOM_REGION_SLEEP_TIME,
157        MonkeyConstants.DEFAULT_MOVE_RANDOM_REGION_SLEEP_TIME + ""));
158    restartRandomRSSleepTime =
159      Long.parseLong(this.properties.getProperty(MonkeyConstants.RESTART_RANDOM_RS_SLEEP_TIME,
160        MonkeyConstants.DEFAULT_RESTART_RANDOM_RS_SLEEP_TIME + ""));
161    batchRestartRSSleepTime =
162      Long.parseLong(this.properties.getProperty(MonkeyConstants.BATCH_RESTART_RS_SLEEP_TIME,
163        MonkeyConstants.DEFAULT_BATCH_RESTART_RS_SLEEP_TIME + ""));
164    batchRestartRSRatio =
165      Float.parseFloat(this.properties.getProperty(MonkeyConstants.BATCH_RESTART_RS_RATIO,
166        MonkeyConstants.DEFAULT_BATCH_RESTART_RS_RATIO + ""));
167    restartActiveMasterSleepTime =
168      Long.parseLong(this.properties.getProperty(MonkeyConstants.RESTART_ACTIVE_MASTER_SLEEP_TIME,
169        MonkeyConstants.DEFAULT_RESTART_ACTIVE_MASTER_SLEEP_TIME + ""));
170    rollingBatchRestartRSSleepTime = Long
171      .parseLong(this.properties.getProperty(MonkeyConstants.ROLLING_BATCH_RESTART_RS_SLEEP_TIME,
172        MonkeyConstants.DEFAULT_ROLLING_BATCH_RESTART_RS_SLEEP_TIME + ""));
173    rollingBatchRestartRSRatio =
174      Float.parseFloat(this.properties.getProperty(MonkeyConstants.ROLLING_BATCH_RESTART_RS_RATIO,
175        MonkeyConstants.DEFAULT_ROLLING_BATCH_RESTART_RS_RATIO + ""));
176    restartRsHoldingMetaSleepTime =
177      Long.parseLong(this.properties.getProperty(MonkeyConstants.RESTART_RS_HOLDING_META_SLEEP_TIME,
178        MonkeyConstants.DEFAULT_RESTART_RS_HOLDING_META_SLEEP_TIME + ""));
179    compactTableRatio =
180      Float.parseFloat(this.properties.getProperty(MonkeyConstants.COMPACT_TABLE_ACTION_RATIO,
181        MonkeyConstants.DEFAULT_COMPACT_TABLE_ACTION_RATIO + ""));
182    compactRandomRegionRatio =
183      Float.parseFloat(this.properties.getProperty(MonkeyConstants.COMPACT_RANDOM_REGION_RATIO,
184        MonkeyConstants.DEFAULT_COMPACT_RANDOM_REGION_RATIO + ""));
185    decreaseHFileSizeSleepTime =
186      Long.parseLong(this.properties.getProperty(MonkeyConstants.DECREASE_HFILE_SIZE_SLEEP_TIME,
187        MonkeyConstants.DEFAULT_DECREASE_HFILE_SIZE_SLEEP_TIME + ""));
188    gracefulRollingRestartTSSLeepTime =
189      Long.parseLong(this.properties.getProperty(MonkeyConstants.GRACEFUL_RESTART_RS_SLEEP_TIME,
190        MonkeyConstants.DEFAULT_GRACEFUL_RESTART_RS_SLEEP_TIME + ""));
191    rollingBatchSuspendRSSleepTime = Long
192      .parseLong(this.properties.getProperty(MonkeyConstants.ROLLING_BATCH_SUSPEND_RS_SLEEP_TIME,
193        MonkeyConstants.DEFAULT_ROLLING_BATCH_SUSPEND_RS_SLEEP_TIME + ""));
194    rollingBatchSuspendtRSRatio =
195      Float.parseFloat(this.properties.getProperty(MonkeyConstants.ROLLING_BATCH_SUSPEND_RS_RATIO,
196        MonkeyConstants.DEFAULT_ROLLING_BATCH_SUSPEND_RS_RATIO + ""));
197    snapshotTableTtl =
198      Long.parseLong(this.properties.getProperty(MonkeyConstants.SNAPSHOT_TABLE_TTL,
199        MonkeyConstants.DEFAULT_SNAPSHOT_TABLE_TTL + ""));
200  }
201}