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HBASE-27806 Support dynamic reinitializing replication peer storage
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104
...test/java/org/apache/hadoop/hbase/replication/TestMigrateRepliationPeerStorageOnline.java
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| /* | ||
| * 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; | ||
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| import static org.hamcrest.MatcherAssert.assertThat; | ||
| import static org.hamcrest.Matchers.empty; | ||
| import static org.junit.Assert.assertEquals; | ||
| import static org.junit.Assert.assertNotNull; | ||
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|
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| import java.io.IOException; | ||
| import org.apache.hadoop.conf.Configuration; | ||
| import org.apache.hadoop.hbase.HBaseClassTestRule; | ||
| import org.apache.hadoop.hbase.HBaseTestingUtil; | ||
| import org.apache.hadoop.hbase.client.Admin; | ||
| import org.apache.hadoop.hbase.testclassification.LargeTests; | ||
| import org.apache.hadoop.hbase.testclassification.ReplicationTests; | ||
| import org.apache.hadoop.hbase.util.JVMClusterUtil.MasterThread; | ||
| import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread; | ||
| import org.apache.hadoop.util.ToolRunner; | ||
| import org.junit.AfterClass; | ||
| import org.junit.BeforeClass; | ||
| import org.junit.ClassRule; | ||
| import org.junit.Test; | ||
| import org.junit.experimental.categories.Category; | ||
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| @Category({ ReplicationTests.class, LargeTests.class }) | ||
| public class TestMigrateRepliationPeerStorageOnline { | ||
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| @ClassRule | ||
| public static final HBaseClassTestRule CLASS_RULE = | ||
| HBaseClassTestRule.forClass(TestMigrateRepliationPeerStorageOnline.class); | ||
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| private static final HBaseTestingUtil UTIL = new HBaseTestingUtil(); | ||
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| @BeforeClass | ||
| public static void setUp() throws Exception { | ||
| // use zookeeper first, and then migrate to filesystem | ||
| UTIL.getConfiguration().set(ReplicationStorageFactory.REPLICATION_PEER_STORAGE_IMPL, | ||
| ReplicationPeerStorageType.ZOOKEEPER.name()); | ||
| UTIL.startMiniCluster(1); | ||
| } | ||
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| @AfterClass | ||
| public static void tearDown() throws IOException { | ||
| UTIL.shutdownMiniCluster(); | ||
| } | ||
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| @Test | ||
| public void testMigrate() throws Exception { | ||
| Admin admin = UTIL.getAdmin(); | ||
| ReplicationPeerConfig rpc = | ||
| ReplicationPeerConfig.newBuilder().setClusterKey(UTIL.getClusterKey() + "-test") | ||
| .setReplicationEndpointImpl(DummyReplicationEndpoint.class.getName()).build(); | ||
| admin.addReplicationPeer("1", rpc); | ||
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| // disable peer modification | ||
| admin.replicationPeerModificationSwitch(false, true); | ||
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| // migrate replication peer data | ||
| Configuration conf = new Configuration(UTIL.getConfiguration()); | ||
| assertEquals(0, ToolRunner.run(conf, new CopyReplicationPeers(conf), | ||
| new String[] { "zookeeper", "filesystem" })); | ||
| conf.set(ReplicationStorageFactory.REPLICATION_PEER_STORAGE_IMPL, | ||
| ReplicationPeerStorageType.FILESYSTEM.name()); | ||
| // confirm that we have copied the data | ||
| ReplicationPeerStorage fsPeerStorage = ReplicationStorageFactory | ||
| .getReplicationPeerStorage(UTIL.getTestFileSystem(), UTIL.getZooKeeperWatcher(), conf); | ||
| assertNotNull(fsPeerStorage.getPeerConfig("1")); | ||
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| for (MasterThread mt : UTIL.getMiniHBaseCluster().getMasterThreads()) { | ||
| Configuration newConf = new Configuration(mt.getMaster().getConfiguration()); | ||
| newConf.set(ReplicationStorageFactory.REPLICATION_PEER_STORAGE_IMPL, | ||
| ReplicationPeerStorageType.FILESYSTEM.name()); | ||
| mt.getMaster().getConfigurationManager().notifyAllObservers(newConf); | ||
| } | ||
| for (RegionServerThread rt : UTIL.getMiniHBaseCluster().getRegionServerThreads()) { | ||
| Configuration newConf = new Configuration(rt.getRegionServer().getConfiguration()); | ||
| newConf.set(ReplicationStorageFactory.REPLICATION_PEER_STORAGE_IMPL, | ||
| ReplicationPeerStorageType.FILESYSTEM.name()); | ||
| rt.getRegionServer().getConfigurationManager().notifyAllObservers(newConf); | ||
| } | ||
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| admin.replicationPeerModificationSwitch(true); | ||
| admin.removeReplicationPeer("1"); | ||
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| // confirm that we will operation on the new peer storage | ||
| assertThat(fsPeerStorage.listPeerIds(), empty()); | ||
| } | ||
| } |