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
055  protected Action[] getLightWeightedActions() {
056    return new Action[] { new CompactTableAction(tableName, compactTableRatio),
057      new CompactRandomRegionOfTableAction(tableName, compactRandomRegionRatio),
058      new FlushTableAction(tableName), new FlushRandomRegionOfTableAction(tableName),
059      new MoveRandomRegionOfTableAction(tableName) };
060  }
061
062  protected Action[] getMidWeightedActions() {
063    return new Action[] { new SplitRandomRegionOfTableAction(tableName),
064      new MergeRandomAdjacentRegionsOfTableAction(tableName),
065      new SnapshotTableAction(tableName, snapshotTableTtl), new AddColumnAction(tableName),
066      new RemoveColumnAction(tableName, columnFamilies), new ChangeEncodingAction(tableName),
067      new ChangeCompressionAction(tableName), new ChangeBloomFilterAction(tableName),
068      new ChangeVersionsAction(tableName), new ChangeSplitPolicyAction(tableName), };
069  }
070
071  protected Action[] getHeavyWeightedActions() {
072    return new Action[] {
073      new MoveRegionsOfTableAction(moveRegionsSleepTime, moveRegionsMaxTime, tableName),
074      new MoveRandomRegionOfTableAction(moveRandomRegionSleepTime, tableName),
075      new RestartRandomRsAction(restartRandomRSSleepTime),
076      new BatchRestartRsAction(batchRestartRSSleepTime, batchRestartRSRatio),
077      new RestartActiveMasterAction(restartActiveMasterSleepTime),
078      new RollingBatchRestartRsAction(rollingBatchRestartRSSleepTime, rollingBatchRestartRSRatio),
079      new RestartRsHoldingMetaAction(restartRsHoldingMetaSleepTime),
080      new DecreaseMaxHFileSizeAction(decreaseHFileSizeSleepTime, decreaseHFileSizeMinHFileSize,
081        decreaseHFileSizeHFileSizeJitter, tableName),
082      new SplitAllRegionOfTableAction(tableName),
083      new GracefulRollingRestartRsAction(gracefulRollingRestartTSSLeepTime),
084      new RollingBatchSuspendResumeRsAction(rollingBatchSuspendRSSleepTime,
085        rollingBatchSuspendRSRatio) };
086  }
087
088  @Override
089  public ChaosMonkey build() {
090    loadProperties();
091    // Actions such as compact/flush a table/region,
092    // move one region around. They are not so destructive,
093    // can be executed more frequently.
094    Action[] actions1 = getLightWeightedActions();
095
096    // Actions such as split/merge/snapshot.
097    // They should not cause data loss, or unreliability
098    // such as region stuck in transition.
099    Action[] actions2 = getMidWeightedActions();
100
101    // Destructive actions to mess things around.
102    Action[] actions3 = getHeavyWeightedActions();
103
104    // Action to log more info for debugging
105    Action[] actions4 = new Action[] { new DumpClusterStatusAction() };
106
107    return new PolicyBasedChaosMonkey(properties, util,
108      new PeriodicRandomActionPolicy(action1Period, actions1),
109      new PeriodicRandomActionPolicy(action2Period, actions2),
110      new CompositeSequentialPolicy(new DoActionsOncePolicy(action3Period, actions3),
111        new PeriodicRandomActionPolicy(action3Period, actions3)),
112      new PeriodicRandomActionPolicy(action4Period, actions4));
113  }
114}