| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.hadoop.hbase.replication.regionserver; |
| |
| import static org.junit.Assert.assertTrue; |
| |
| import java.util.List; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.HBaseConfiguration; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.Server; |
| import org.apache.hadoop.hbase.ServerName; |
| import org.apache.hadoop.hbase.replication.ReplicationQueueInfo; |
| import org.apache.hadoop.hbase.replication.ReplicationQueueStorage; |
| import org.apache.hadoop.hbase.replication.ReplicationSourceDummy; |
| import org.apache.hadoop.hbase.replication.ReplicationStorageFactory; |
| import org.apache.hadoop.hbase.testclassification.MediumTests; |
| import org.apache.hadoop.hbase.testclassification.ReplicationTests; |
| import org.junit.BeforeClass; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| /** |
| * Tests the ReplicationSourceManager with ReplicationQueueZkImpl's and |
| * ReplicationQueuesClientZkImpl. Also includes extra tests outside of those in |
| * TestReplicationSourceManager that test ReplicationQueueZkImpl-specific behaviors. |
| */ |
| @Category({ ReplicationTests.class, MediumTests.class }) |
| public class TestReplicationSourceManagerZkImpl extends TestReplicationSourceManager { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestReplicationSourceManagerZkImpl.class); |
| |
| @BeforeClass |
| public static void setUpBeforeClass() throws Exception { |
| conf = HBaseConfiguration.create(); |
| conf.set("replication.replicationsource.implementation", |
| ReplicationSourceDummy.class.getCanonicalName()); |
| conf.setLong("replication.sleep.before.failover", 2000); |
| conf.setInt("replication.source.maxretriesmultiplier", 10); |
| utility = new HBaseTestingUtility(conf); |
| utility.startMiniZKCluster(); |
| setupZkAndReplication(); |
| } |
| |
| // Tests the naming convention of adopted queues for ReplicationQueuesZkImpl |
| @Test |
| public void testNodeFailoverDeadServerParsing() throws Exception { |
| Server server = new DummyServer("ec2-54-234-230-108.compute-1.amazonaws.com"); |
| ReplicationQueueStorage queueStorage = |
| ReplicationStorageFactory.getReplicationQueueStorage(server.getZooKeeper(), conf); |
| // populate some znodes in the peer znode |
| files.add("log1"); |
| files.add("log2"); |
| for (String file : files) { |
| queueStorage.addWAL(server.getServerName(), "1", file); |
| } |
| |
| // create 3 DummyServers |
| Server s1 = new DummyServer("ip-10-8-101-114.ec2.internal"); |
| Server s2 = new DummyServer("ec2-107-20-52-47.compute-1.amazonaws.com"); |
| Server s3 = new DummyServer("ec2-23-20-187-167.compute-1.amazonaws.com"); |
| |
| // simulate three servers fail sequentially |
| ServerName serverName = server.getServerName(); |
| List<String> unclaimed = queueStorage.getAllQueues(serverName); |
| queueStorage.claimQueue(serverName, unclaimed.get(0), s1.getServerName()); |
| queueStorage.removeReplicatorIfQueueIsEmpty(serverName); |
| |
| serverName = s1.getServerName(); |
| unclaimed = queueStorage.getAllQueues(serverName); |
| queueStorage.claimQueue(serverName, unclaimed.get(0), s2.getServerName()); |
| queueStorage.removeReplicatorIfQueueIsEmpty(serverName); |
| |
| serverName = s2.getServerName(); |
| unclaimed = queueStorage.getAllQueues(serverName); |
| String queue3 = |
| queueStorage.claimQueue(serverName, unclaimed.get(0), s3.getServerName()).getFirst(); |
| queueStorage.removeReplicatorIfQueueIsEmpty(serverName); |
| |
| ReplicationQueueInfo replicationQueueInfo = new ReplicationQueueInfo(queue3); |
| List<ServerName> result = replicationQueueInfo.getDeadRegionServers(); |
| // verify |
| assertTrue(result.contains(server.getServerName())); |
| assertTrue(result.contains(s1.getServerName())); |
| assertTrue(result.contains(s2.getServerName())); |
| |
| server.stop(""); |
| } |
| } |