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.client;
019
020import static org.junit.Assert.assertNotEquals;
021
022import java.io.IOException;
023import org.apache.hadoop.hbase.HBaseClassTestRule;
024import org.apache.hadoop.hbase.HBaseTestingUtility;
025import org.apache.hadoop.hbase.HConstants;
026import org.apache.hadoop.hbase.ServerName;
027import org.apache.hadoop.hbase.TableName;
028import org.apache.hadoop.hbase.testclassification.ClientTests;
029import org.apache.hadoop.hbase.testclassification.MediumTests;
030import org.apache.hadoop.hbase.util.Bytes;
031import org.junit.AfterClass;
032import org.junit.BeforeClass;
033import org.junit.ClassRule;
034import org.junit.Test;
035import org.junit.experimental.categories.Category;
036
037import org.apache.hbase.thirdparty.com.google.common.io.Closeables;
038
039@Category({ MediumTests.class, ClientTests.class })
040public class TestAsyncTableRSCrashPublish {
041
042  @ClassRule
043  public static final HBaseClassTestRule CLASS_RULE =
044    HBaseClassTestRule.forClass(TestAsyncTableRSCrashPublish.class);
045
046  private static final HBaseTestingUtility UTIL = new HBaseTestingUtility();
047
048  private static AsyncConnectionImpl CONN;
049
050  private static TableName TABLE_NAME = TableName.valueOf("Publish");
051
052  private static byte[] FAMILY = Bytes.toBytes("family");
053
054  @BeforeClass
055  public static void setUp() throws Exception {
056    UTIL.getConfiguration().setBoolean(HConstants.STATUS_PUBLISHED, true);
057    UTIL.startMiniCluster(2);
058    UTIL.createTable(TABLE_NAME, FAMILY);
059    UTIL.waitTableAvailable(TABLE_NAME);
060    CONN =
061      (AsyncConnectionImpl) ConnectionFactory.createAsyncConnection(UTIL.getConfiguration()).get();
062  }
063
064  @AfterClass
065  public static void tearDown() throws Exception {
066    Closeables.close(CONN, true);
067    UTIL.shutdownMiniCluster();
068  }
069
070  @Test
071  public void test() throws IOException {
072    AsyncNonMetaRegionLocator locator = CONN.getLocator().getNonMetaRegionLocator();
073    CONN.getTable(TABLE_NAME).get(new Get(Bytes.toBytes(0))).join();
074    ServerName serverName = locator.getRegionLocationInCache(TABLE_NAME, HConstants.EMPTY_START_ROW)
075      .getDefaultRegionLocation().getServerName();
076    UTIL.getMiniHBaseCluster().stopRegionServer(serverName);
077    UTIL.waitFor(60000,
078      () -> locator.getRegionLocationInCache(TABLE_NAME, HConstants.EMPTY_START_ROW) == null);
079    CONN.getTable(TABLE_NAME).get(new Get(Bytes.toBytes(0))).join();
080    assertNotEquals(serverName,
081      locator.getRegionLocationInCache(TABLE_NAME, HConstants.EMPTY_START_ROW)
082        .getDefaultRegionLocation().getServerName());
083  }
084}