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.assignment;
019
020import java.io.IOException;
021import java.util.concurrent.CompletableFuture;
022import java.util.concurrent.ExecutionException;
023import java.util.concurrent.TimeUnit;
024import org.apache.hadoop.conf.Configuration;
025import org.apache.hadoop.hbase.HBaseClassTestRule;
026import org.apache.hadoop.hbase.HBaseTestingUtil;
027import org.apache.hadoop.hbase.HConstants;
028import org.apache.hadoop.hbase.ProcedureTestUtil;
029import org.apache.hadoop.hbase.TableName;
030import org.apache.hadoop.hbase.client.AsyncAdmin;
031import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;
032import org.apache.hadoop.hbase.client.TableDescriptorBuilder;
033import org.apache.hadoop.hbase.master.HMaster;
034import org.apache.hadoop.hbase.master.MasterServices;
035import org.apache.hadoop.hbase.master.region.MasterRegion;
036import org.apache.hadoop.hbase.testclassification.MasterTests;
037import org.apache.hadoop.hbase.testclassification.MediumTests;
038import org.apache.hadoop.hbase.util.Bytes;
039import org.junit.AfterClass;
040import org.junit.BeforeClass;
041import org.junit.ClassRule;
042import org.junit.Test;
043import org.junit.experimental.categories.Category;
044
045/**
046 * Testcase for HBASE-23079.
047 */
048@Category({ MasterTests.class, MediumTests.class })
049public class TestOpenRegionProcedureBackoff {
050
051  @ClassRule
052  public static final HBaseClassTestRule CLASS_RULE =
053    HBaseClassTestRule.forClass(TestOpenRegionProcedureBackoff.class);
054
055  private static volatile boolean FAIL = false;
056
057  private static final class AssignmentManagerForTest extends AssignmentManager {
058
059    public AssignmentManagerForTest(MasterServices master, MasterRegion masterRegion) {
060      super(master, masterRegion);
061    }
062
063    @Override
064    void persistToMeta(RegionStateNode regionNode) throws IOException {
065      if (FAIL) {
066        throw new IOException("Inject Error!");
067      }
068      super.persistToMeta(regionNode);
069    }
070  }
071
072  public static final class HMasterForTest extends HMaster {
073
074    public HMasterForTest(Configuration conf) throws IOException {
075      super(conf);
076    }
077
078    @Override
079    protected AssignmentManager createAssignmentManager(MasterServices master,
080      MasterRegion masterRegion) {
081      return new AssignmentManagerForTest(master, masterRegion);
082    }
083  }
084
085  private static final HBaseTestingUtil UTIL = new HBaseTestingUtil();
086
087  private static TableName NAME = TableName.valueOf("Open");
088
089  private static byte[] CF = Bytes.toBytes("cf");
090
091  @BeforeClass
092  public static void setUp() throws Exception {
093    Configuration conf = UTIL.getConfiguration();
094    conf.setClass(HConstants.MASTER_IMPL, HMasterForTest.class, HMaster.class);
095    UTIL.startMiniCluster(1);
096    UTIL.waitTableAvailable(TableName.META_TABLE_NAME);
097  }
098
099  @AfterClass
100  public static void tearDown() throws Exception {
101    UTIL.shutdownMiniCluster();
102  }
103
104  private void assertBackoffIncrease() throws IOException, InterruptedException {
105    ProcedureTestUtil.waitUntilProcedureWaitingTimeout(UTIL, OpenRegionProcedure.class, 30000);
106    ProcedureTestUtil.waitUntilProcedureTimeoutIncrease(UTIL, OpenRegionProcedure.class, 2);
107  }
108
109  @Test
110  public void testBackoff() throws IOException, InterruptedException, ExecutionException {
111    FAIL = true;
112    AsyncAdmin admin = UTIL.getAsyncConnection().getAdminBuilder()
113      .setRpcTimeout(5, TimeUnit.MINUTES).setOperationTimeout(10, TimeUnit.MINUTES).build();
114    CompletableFuture<?> future = admin.createTable(TableDescriptorBuilder.newBuilder(NAME)
115      .setColumnFamily(ColumnFamilyDescriptorBuilder.of(CF)).build());
116    assertBackoffIncrease();
117    FAIL = false;
118    future.get();
119    UTIL.waitTableAvailable(NAME);
120  }
121}