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;
20  
21  import java.io.IOException;
22  
23  import junit.framework.Assert;
24  
25  import org.apache.hadoop.hbase.util.Bytes;
26  import org.apache.hadoop.hbase.util.ChaosMonkey;
27  import org.junit.After;
28  import org.junit.Before;
29  import org.junit.Test;
30  import org.junit.experimental.categories.Category;
31  
32  /**
33   * A system test which does large data ingestion and verify using {@link LoadTestTool},
34   * while killing the region servers and the master(s) randomly. You can configure how long
35   * should the load test run by using "hbase.IntegrationTestDataIngestWithChaosMonkey.runtime"
36   * configuration parameter.
37   */
38  @Category(IntegrationTests.class)
39  public class IntegrationTestDataIngestWithChaosMonkey extends IngestIntegrationTestBase {
40  
41    private static final int NUM_SLAVES_BASE = 4; //number of slaves for the smallest cluster
42  
43    // run for 5 min by default
44    private static final long DEFAULT_RUN_TIME = 5 * 60 * 1000;
45  
46    private ChaosMonkey monkey;
47  
48    @Before
49    public void setUp() throws Exception {
50      super.setUp(NUM_SLAVES_BASE);
51      monkey = new ChaosMonkey(util, ChaosMonkey.EVERY_MINUTE_RANDOM_ACTION_POLICY);
52      monkey.start();
53    }
54  
55    @After
56    public void tearDown() throws Exception {
57      if (monkey != null) {
58        monkey.stop("test has finished, that's why");
59        monkey.waitForStop();
60      }
61      super.tearDown();
62    }
63  
64    @Test
65    public void testDataIngest() throws Exception {
66      runIngestTest(DEFAULT_RUN_TIME, 2500, 10, 100, 20);
67    }
68  }