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.regionserver.regionreplication; 019 020import static org.junit.Assert.assertNotNull; 021import static org.junit.Assert.assertThrows; 022import static org.junit.Assert.assertTrue; 023 024import java.io.IOException; 025import org.apache.hadoop.hbase.HBaseClassTestRule; 026import org.apache.hadoop.hbase.HBaseTestingUtil; 027import org.apache.hadoop.hbase.ReplicationPeerNotFoundException; 028import org.apache.hadoop.hbase.ServerName; 029import org.apache.hadoop.hbase.SingleProcessHBaseCluster; 030import org.apache.hadoop.hbase.master.HMaster; 031import org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure; 032import org.apache.hadoop.hbase.procedure2.Procedure; 033import org.apache.hadoop.hbase.replication.ReplicationPeerConfig; 034import org.apache.hadoop.hbase.replication.ReplicationUtils; 035import org.apache.hadoop.hbase.testclassification.MediumTests; 036import org.apache.hadoop.hbase.testclassification.RegionServerTests; 037import org.apache.hadoop.hbase.util.JVMClusterUtil.RegionServerThread; 038import org.apache.hadoop.hbase.util.ServerRegionReplicaUtil; 039import org.junit.AfterClass; 040import org.junit.BeforeClass; 041import org.junit.ClassRule; 042import org.junit.Test; 043import org.junit.experimental.categories.Category; 044 045/** 046 * Make sure we could start the cluster with RegionReplicaReplicationEndpoint configured. 047 */ 048@Category({ RegionServerTests.class, MediumTests.class }) 049public class TestStartupWithLegacyRegionReplicationEndpoint { 050 051 @ClassRule 052 public static final HBaseClassTestRule CLASS_RULE = 053 HBaseClassTestRule.forClass(TestStartupWithLegacyRegionReplicationEndpoint.class); 054 055 private static final HBaseTestingUtil UTIL = new HBaseTestingUtil(); 056 057 @BeforeClass 058 public static void setUp() throws Exception { 059 UTIL.startMiniCluster(1); 060 } 061 062 @AfterClass 063 public static void tearDown() throws IOException { 064 UTIL.shutdownMiniCluster(); 065 } 066 067 @Test 068 public void test() throws Exception { 069 ReplicationPeerConfig peerConfig = ReplicationPeerConfig.newBuilder() 070 .setClusterKey("127.0.0.1:2181:/hbase") 071 .setReplicationEndpointImpl(ReplicationUtils.LEGACY_REGION_REPLICATION_ENDPOINT_NAME).build(); 072 SingleProcessHBaseCluster cluster = UTIL.getMiniHBaseCluster(); 073 HMaster master = cluster.getMaster(); 074 // can not use Admin.addPeer as it will fail with ClassNotFound 075 master.getReplicationPeerManager().addPeer("legacy", peerConfig, true); 076 // add a wal file to the queue 077 ServerName rsName = cluster.getRegionServer(0).getServerName(); 078 master.getReplicationPeerManager().getQueueStorage().addWAL(rsName, 079 ServerRegionReplicaUtil.REGION_REPLICA_REPLICATION_PEER, "test-wal-file"); 080 cluster.stopRegionServer(0); 081 RegionServerThread rst = cluster.startRegionServer(); 082 // we should still have this peer 083 assertNotNull(UTIL.getAdmin().getReplicationPeerConfig("legacy")); 084 // but at RS side, we should not have this peer loaded as replication source 085 assertTrue(rst.getRegionServer().getReplicationSourceService().getReplicationManager() 086 .getSources().isEmpty()); 087 088 UTIL.shutdownMiniHBaseCluster(); 089 UTIL.restartHBaseCluster(1); 090 // now we should have removed the peer 091 assertThrows(ReplicationPeerNotFoundException.class, 092 () -> UTIL.getAdmin().getReplicationPeerConfig("legacy")); 093 // at rs side, we should not have the peer this time, not only for not having replication source 094 assertTrue(UTIL.getMiniHBaseCluster().getRegionServer(0).getReplicationSourceService() 095 .getReplicationManager().getReplicationPeers().getAllPeerIds().isEmpty()); 096 097 // make sure that we can finish the SCP and delete the test-wal-file 098 UTIL.waitFor(15000, 099 () -> UTIL.getMiniHBaseCluster().getMaster().getProcedures().stream() 100 .filter(p -> p instanceof ServerCrashProcedure).map(p -> (ServerCrashProcedure) p) 101 .allMatch(Procedure::isSuccess)); 102 assertTrue(UTIL.getMiniHBaseCluster().getMaster().getReplicationPeerManager().getQueueStorage() 103 .getAllQueues(rsName).isEmpty()); 104 } 105}