hbase-server/src/test/java/org/apache/hadoop/hbase/master/TestRegionsRecoveryConfigManager.java

   1 /*
   2  * Licensed to the Apache Software Foundation (ASF) under one
   3  * or more contributor license agreements.  See the NOTICE file
   4  * distributed with this work for additional information
   5  * regarding copyright ownership.  The ASF licenses this file
   6  * to you under the Apache License, Version 2.0 (the
   7  * "License"); you may not use this file except in compliance
   8  * with the License.  You may obtain a copy of the License at
   9  *
  10  *     http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  */
  18
  19 package org.apache.hadoop.hbase.master;
  20
  21 import static org.junit.Assert.assertFalse;
  22 import static org.junit.Assert.assertTrue;
  23
  24 import java.io.IOException;
  25 import org.apache.hadoop.conf.Configuration;
  26 import org.apache.hadoop.hbase.HBaseClassTestRule;
  27 import org.apache.hadoop.hbase.HBaseTestingUtil;
  28 import org.apache.hadoop.hbase.SingleProcessHBaseCluster;
  29 import org.apache.hadoop.hbase.StartTestingClusterOption;
  30 import org.apache.hadoop.hbase.testclassification.MasterTests;
  31 import org.apache.hadoop.hbase.testclassification.MediumTests;
  32 import org.junit.After;
  33 import org.junit.Before;
  34 import org.junit.ClassRule;
  35 import org.junit.Test;
  36 import org.junit.experimental.categories.Category;
  37
  38 /**
  39  * Test for Regions Recovery Config Manager
  40  */
  41 @Category({ MasterTests.class, MediumTests.class })
  42 public class TestRegionsRecoveryConfigManager {
  43
  44   @ClassRule
  45   public static final HBaseClassTestRule CLASS_RULE =
  46     HBaseClassTestRule.forClass(TestRegionsRecoveryConfigManager.class);
  47
  48   private static final HBaseTestingUtil HBASE_TESTING_UTILITY = new HBaseTestingUtil();
  49
  50   private SingleProcessHBaseCluster cluster;
  51
  52   private HMaster hMaster;
  53
  54   private RegionsRecoveryConfigManager regionsRecoveryConfigManager;
  55
  56   private Configuration conf;
  57
  58   @Before
  59   public void setup() throws Exception {
  60     conf = HBASE_TESTING_UTILITY.getConfiguration();
  61     conf.unset("hbase.regions.recovery.store.file.ref.count");
  62     conf.unset("hbase.master.regions.recovery.check.interval");
  63     StartTestingClusterOption option = StartTestingClusterOption.builder()
  64       .masterClass(TestHMaster.class).numRegionServers(1).numDataNodes(1).build();
  65     HBASE_TESTING_UTILITY.startMiniCluster(option);
  66     cluster = HBASE_TESTING_UTILITY.getMiniHBaseCluster();
  67   }
  68
  69   @After
  70   public void tearDown() throws Exception {
  71     HBASE_TESTING_UTILITY.shutdownMiniCluster();
  72   }
  73
  74   @Test
  75   public void testChoreSchedule() throws Exception {
  76     this.hMaster = cluster.getMaster();
  77
  78     this.regionsRecoveryConfigManager = new RegionsRecoveryConfigManager(this.hMaster);
  79     // not yet scheduled
  80     assertFalse(
  81       hMaster.getChoreService().isChoreScheduled(regionsRecoveryConfigManager.getChore()));
  82
  83     this.regionsRecoveryConfigManager.onConfigurationChange(conf);
  84     // not yet scheduled
  85     assertFalse(
  86       hMaster.getChoreService().isChoreScheduled(regionsRecoveryConfigManager.getChore()));
  87
  88     conf.setInt("hbase.master.regions.recovery.check.interval", 10);
  89     this.regionsRecoveryConfigManager.onConfigurationChange(conf);
  90     // not yet scheduled - missing config: hbase.regions.recovery.store.file.ref.count
  91     assertFalse(
  92       hMaster.getChoreService().isChoreScheduled(regionsRecoveryConfigManager.getChore()));
  93
  94     conf.setInt("hbase.regions.recovery.store.file.ref.count", 10);
  95     this.regionsRecoveryConfigManager.onConfigurationChange(conf);
  96     // chore scheduled
  97     assertTrue(hMaster.getChoreService().isChoreScheduled(regionsRecoveryConfigManager.getChore()));
  98
  99     conf.setInt("hbase.regions.recovery.store.file.ref.count", 20);
 100     this.regionsRecoveryConfigManager.onConfigurationChange(conf);
 101     // chore re-scheduled
 102     assertTrue(hMaster.getChoreService().isChoreScheduled(regionsRecoveryConfigManager.getChore()));
 103
 104     conf.setInt("hbase.regions.recovery.store.file.ref.count", 20);
 105     this.regionsRecoveryConfigManager.onConfigurationChange(conf);
 106     // chore scheduling untouched
 107     assertTrue(hMaster.getChoreService().isChoreScheduled(regionsRecoveryConfigManager.getChore()));
 108
 109     conf.unset("hbase.regions.recovery.store.file.ref.count");
 110     this.regionsRecoveryConfigManager.onConfigurationChange(conf);
 111     // chore un-scheduled
 112     assertFalse(
 113       hMaster.getChoreService().isChoreScheduled(regionsRecoveryConfigManager.getChore()));
 114   }
 115
 116   // Make it public so that JVMClusterUtil can access it.
 117   public static class TestHMaster extends HMaster {
 118     public TestHMaster(Configuration conf) throws IOException {
 119       super(conf);
 120     }
 121   }
 122 }