hbase-server/src/test/java/org/apache/hadoop/hbase/client/TestUpdateConfiguration.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 package org.apache.hadoop.hbase.client;
  19
  20 import static org.junit.Assert.assertEquals;
  21
  22 import java.io.IOException;
  23 import org.apache.hadoop.conf.Configuration;
  24 import org.apache.hadoop.hbase.HBaseClassTestRule;
  25 import org.apache.hadoop.hbase.HBaseTestingUtility;
  26 import org.apache.hadoop.hbase.ServerName;
  27 import org.apache.hadoop.hbase.StartMiniClusterOption;
  28 import org.apache.hadoop.hbase.testclassification.MediumTests;
  29 import org.junit.BeforeClass;
  30 import org.junit.ClassRule;
  31 import org.junit.Rule;
  32 import org.junit.Test;
  33 import org.junit.experimental.categories.Category;
  34 import org.junit.rules.TestName;
  35 import org.slf4j.Logger;
  36 import org.slf4j.LoggerFactory;
  37
  38 @Category({MediumTests.class})
  39 public class TestUpdateConfiguration extends AbstractTestUpdateConfiguration {
  40
  41   @ClassRule
  42   public static final HBaseClassTestRule CLASS_RULE =
  43       HBaseClassTestRule.forClass(TestUpdateConfiguration.class);
  44
  45   private static final Logger LOG = LoggerFactory.getLogger(TestUpdateConfiguration.class);
  46   private final static HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
  47
  48   @BeforeClass
  49   public static void setup() throws Exception {
  50     setUpConfigurationFiles(TEST_UTIL);
  51     StartMiniClusterOption option = StartMiniClusterOption.builder().numMasters(2).build();
  52     TEST_UTIL.startMiniCluster(option);
  53     addResourceToRegionServerConfiguration(TEST_UTIL);
  54   }
  55
  56   @Rule
  57   public TestName name = new TestName();
  58
  59   @Test
  60   public void testOnlineConfigChange() throws IOException {
  61     LOG.debug("Starting the test {}", name.getMethodName());
  62     Admin admin = TEST_UTIL.getAdmin();
  63     ServerName server = TEST_UTIL.getHBaseCluster().getRegionServer(0).getServerName();
  64     admin.updateConfiguration(server);
  65   }
  66
  67   @Test
  68   public void testMasterOnlineConfigChange() throws IOException {
  69     LOG.debug("Starting the test {}", name.getMethodName());
  70     replaceHBaseSiteXML();
  71     Admin admin = TEST_UTIL.getAdmin();
  72     ServerName server = TEST_UTIL.getHBaseCluster().getMaster().getServerName();
  73     admin.updateConfiguration(server);
  74     Configuration conf = TEST_UTIL.getMiniHBaseCluster().getMaster().getConfiguration();
  75     int custom = conf.getInt("hbase.custom.config", 0);
  76     assertEquals(1000, custom);
  77     restoreHBaseSiteXML();
  78   }
  79
  80   @Test
  81   public void testAllOnlineConfigChange() throws IOException {
  82     LOG.debug("Starting the test {} ", name.getMethodName());
  83     Admin admin = TEST_UTIL.getAdmin();
  84     admin.updateConfiguration();
  85   }
  86
  87   @Test
  88   public void testAllCustomOnlineConfigChange() throws IOException {
  89     LOG.debug("Starting the test {}", name.getMethodName());
  90     replaceHBaseSiteXML();
  91
  92     Admin admin = TEST_UTIL.getAdmin();
  93     admin.updateConfiguration();
  94
  95     // Check the configuration of the Masters
  96     Configuration masterConfiguration =
  97         TEST_UTIL.getMiniHBaseCluster().getMaster(0).getConfiguration();
  98     int custom = masterConfiguration.getInt("hbase.custom.config", 0);
  99     assertEquals(1000, custom);
 100     Configuration backupMasterConfiguration =
 101         TEST_UTIL.getMiniHBaseCluster().getMaster(1).getConfiguration();
 102     custom = backupMasterConfiguration.getInt("hbase.custom.config", 0);
 103     assertEquals(1000, custom);
 104
 105     // Check the configuration of the RegionServer
 106     Configuration regionServerConfiguration =
 107         TEST_UTIL.getMiniHBaseCluster().getRegionServer(0).getConfiguration();
 108     custom = regionServerConfiguration.getInt("hbase.custom.config", 0);
 109     assertEquals(1000, custom);
 110
 111     restoreHBaseSiteXML();
 112   }
 113 }