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.master;
019
020import java.io.IOException;
021import org.apache.hadoop.conf.Configuration;
022import org.apache.hadoop.fs.FileSystem;
023import org.apache.hadoop.fs.Path;
024import org.apache.hadoop.hbase.HBaseClassTestRule;
025import org.apache.hadoop.hbase.HConstants;
026import org.apache.hadoop.hbase.SingleProcessHBaseCluster;
027import org.apache.hadoop.hbase.StartTestingClusterOption;
028import org.apache.hadoop.hbase.client.Mutation;
029import org.apache.hadoop.hbase.client.RegionInfo;
030import org.apache.hadoop.hbase.client.TableDescriptor;
031import org.apache.hadoop.hbase.master.region.MasterRegionFactory;
032import org.apache.hadoop.hbase.regionserver.HRegion;
033import org.apache.hadoop.hbase.regionserver.HRegionFileSystem;
034import org.apache.hadoop.hbase.regionserver.OperationStatus;
035import org.apache.hadoop.hbase.regionserver.RegionServerServices;
036import org.apache.hadoop.hbase.testclassification.LargeTests;
037import org.apache.hadoop.hbase.testclassification.MasterTests;
038import org.apache.hadoop.hbase.wal.WAL;
039import org.junit.AfterClass;
040import org.junit.Before;
041import org.junit.BeforeClass;
042import org.junit.ClassRule;
043import org.junit.Test;
044import org.junit.experimental.categories.Category;
045
046/**
047 * MasterRegion related test that ensures the operations continue even when Procedure state update
048 * encounters non-retriable IO errors.
049 */
050@Category({ MasterTests.class, LargeTests.class })
051public class TestMasterRegionMutation2 extends TestMasterRegionMutation1 {
052
053  @ClassRule
054  public static final HBaseClassTestRule CLASS_RULE =
055    HBaseClassTestRule.forClass(TestMasterRegionMutation2.class);
056
057  @BeforeClass
058  public static void setUpBeforeClass() throws Exception {
059    TEST_UTIL.getConfiguration().setClass(HConstants.REGION_IMPL, TestRegion.class, HRegion.class);
060    StartTestingClusterOption.Builder builder = StartTestingClusterOption.builder();
061    // 2 masters are expected to be aborted with this test
062    builder.numMasters(3).numRegionServers(3);
063    TEST_UTIL.startMiniCluster(builder.build());
064    SingleProcessHBaseCluster cluster = TEST_UTIL.getHBaseCluster();
065    rs0 = cluster.getRegionServer(0).getServerName();
066    TEST_UTIL.getAdmin().balancerSwitch(false, true);
067  }
068
069  @AfterClass
070  public static void tearDownAfterClass() throws Exception {
071    TEST_UTIL.shutdownMiniCluster();
072  }
073
074  @Before
075  public void setUp() throws Exception {
076    super.setUp();
077  }
078
079  @Test
080  public void testMasterRegionMutations() throws Exception {
081    super.testMasterRegionMutations();
082  }
083
084  public static class TestRegion extends HRegion {
085
086    public TestRegion(Path tableDir, WAL wal, FileSystem fs, Configuration confParam,
087      RegionInfo regionInfo, TableDescriptor htd, RegionServerServices rsServices) {
088      super(tableDir, wal, fs, confParam, regionInfo, htd, rsServices);
089    }
090
091    public TestRegion(HRegionFileSystem fs, WAL wal, Configuration confParam, TableDescriptor htd,
092      RegionServerServices rsServices) {
093      super(fs, wal, confParam, htd, rsServices);
094    }
095
096    @Override
097    public OperationStatus[] batchMutate(Mutation[] mutations, boolean atomic, long nonceGroup,
098      long nonce) throws IOException {
099      if (
100        MasterRegionFactory.TABLE_NAME.equals(getTableDescriptor().getTableName())
101          && ERROR_OUT.get()
102      ) {
103        ERROR_OUT.set(false);
104        throw new IOException("test error");
105      }
106      return super.batchMutate(mutations, atomic, nonceGroup, nonce);
107    }
108  }
109
110}