| /* |
| * 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.master; |
| |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.HBaseTestingUtil; |
| import org.apache.hadoop.hbase.ServerName; |
| import org.apache.hadoop.hbase.StartTestingClusterOption; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.client.Connection; |
| import org.apache.hadoop.hbase.client.ConnectionFactory; |
| import org.apache.hadoop.hbase.client.RegionLocator; |
| import org.apache.hadoop.hbase.testclassification.LargeTests; |
| import org.apache.hadoop.hbase.util.EnvironmentEdgeManager; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| @Category({ LargeTests.class }) |
| public class TestMetaAssignmentWithStopMaster { |
| |
| private static final Logger LOG = LoggerFactory.getLogger(TestMetaAssignmentWithStopMaster.class); |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestMetaAssignmentWithStopMaster.class); |
| |
| private static final HBaseTestingUtil UTIL = new HBaseTestingUtil(); |
| |
| private static final long WAIT_TIMEOUT = 120000; |
| |
| @BeforeClass |
| public static void setUpBeforeClass() throws Exception { |
| StartTestingClusterOption option = |
| StartTestingClusterOption.builder().numMasters(2).numRegionServers(3).numDataNodes(3).build(); |
| UTIL.startMiniCluster(option); |
| } |
| |
| @AfterClass |
| public static void tearDownAfterClass() throws Exception { |
| UTIL.shutdownMiniCluster(); |
| } |
| |
| @Test |
| public void testStopActiveMaster() throws Exception { |
| try (Connection conn = ConnectionFactory.createConnection(UTIL.getConfiguration()); |
| RegionLocator locator = conn.getRegionLocator(TableName.META_TABLE_NAME)) { |
| ServerName oldMetaServer = locator.getAllRegionLocations().get(0).getServerName(); |
| ServerName oldMaster = UTIL.getMiniHBaseCluster().getMaster().getServerName(); |
| |
| UTIL.getMiniHBaseCluster().getMaster().stop("Stop master for test"); |
| long startTime = EnvironmentEdgeManager.currentTime(); |
| while ( |
| UTIL.getMiniHBaseCluster().getMaster() == null |
| || UTIL.getMiniHBaseCluster().getMaster().getServerName().equals(oldMaster) |
| ) { |
| LOG.info("Wait the standby master become active"); |
| Thread.sleep(3000); |
| if (EnvironmentEdgeManager.currentTime() - startTime > WAIT_TIMEOUT) { |
| fail("Wait too long for standby master become active"); |
| } |
| } |
| startTime = EnvironmentEdgeManager.currentTime(); |
| while (!UTIL.getMiniHBaseCluster().getMaster().isInitialized()) { |
| LOG.info("Wait the new active master to be initialized"); |
| Thread.sleep(3000); |
| if (EnvironmentEdgeManager.currentTime() - startTime > WAIT_TIMEOUT) { |
| fail("Wait too long for the new active master to be initialized"); |
| } |
| } |
| |
| ServerName newMetaServer = locator.getAllRegionLocations().get(0).getServerName(); |
| assertTrue("The new meta server " + newMetaServer + " should be same with" |
| + " the old meta server " + oldMetaServer, newMetaServer.equals(oldMetaServer)); |
| } |
| } |
| } |