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.replication;
019
020import static org.hamcrest.CoreMatchers.instanceOf;
021import static org.hamcrest.MatcherAssert.assertThat;
022import static org.junit.Assert.assertNotEquals;
023
024import java.io.IOException;
025import org.apache.hadoop.hbase.HBaseClassTestRule;
026import org.apache.hadoop.hbase.HBaseZKTestingUtil;
027import org.apache.hadoop.hbase.testclassification.MediumTests;
028import org.apache.hadoop.hbase.testclassification.ReplicationTests;
029import org.apache.hadoop.hbase.zookeeper.ZKUtil;
030import org.apache.zookeeper.KeeperException;
031import org.junit.AfterClass;
032import org.junit.BeforeClass;
033import org.junit.ClassRule;
034import org.junit.experimental.categories.Category;
035
036@Category({ ReplicationTests.class, MediumTests.class })
037public class TestZKReplicationPeerStorage extends ReplicationPeerStorageTestBase {
038
039  @ClassRule
040  public static final HBaseClassTestRule CLASS_RULE =
041    HBaseClassTestRule.forClass(TestZKReplicationPeerStorage.class);
042
043  private static final HBaseZKTestingUtil UTIL = new HBaseZKTestingUtil();
044
045  @BeforeClass
046  public static void setUp() throws Exception {
047    UTIL.startMiniZKCluster();
048    STORAGE = new ZKReplicationPeerStorage(UTIL.getZooKeeperWatcher(), UTIL.getConfiguration());
049  }
050
051  @AfterClass
052  public static void tearDown() throws IOException {
053    UTIL.shutdownMiniZKCluster();
054  }
055
056  @Override
057  protected void removePeerSyncRelicationState(String peerId) throws Exception {
058    ZKReplicationPeerStorage storage = (ZKReplicationPeerStorage) STORAGE;
059    ZKUtil.deleteNode(UTIL.getZooKeeperWatcher(), storage.getSyncReplicationStateNode(peerId));
060    ZKUtil.deleteNode(UTIL.getZooKeeperWatcher(), storage.getNewSyncReplicationStateNode(peerId));
061  }
062
063  @Override
064  protected void assertPeerSyncReplicationStateCreate(String peerId) throws Exception {
065    ZKReplicationPeerStorage storage = (ZKReplicationPeerStorage) STORAGE;
066    assertNotEquals(-1,
067      ZKUtil.checkExists(UTIL.getZooKeeperWatcher(), storage.getSyncReplicationStateNode(peerId)));
068    assertNotEquals(-1, ZKUtil.checkExists(UTIL.getZooKeeperWatcher(),
069      storage.getNewSyncReplicationStateNode(peerId)));
070  }
071
072  @Override
073  protected void assertPeerNameControlException(ReplicationException e) {
074    assertThat(e.getCause(), instanceOf(KeeperException.NodeExistsException.class));
075  }
076}