/** * 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.procedure; import java.io.IOException; import org.apache.hadoop.hbase.HBaseClassTestRule; import org.apache.hadoop.hbase.HBaseTestingUtility; import org.apache.hadoop.hbase.TableName; import org.apache.hadoop.hbase.client.RegionInfo; import org.apache.hadoop.hbase.master.HMaster; import org.apache.hadoop.hbase.master.ServerManager; import org.apache.hadoop.hbase.master.assignment.AssignmentManager; import org.apache.hadoop.hbase.master.assignment.RegionStateNode; import org.apache.hadoop.hbase.master.assignment.TransitRegionStateProcedure; import org.apache.hadoop.hbase.procedure2.ProcedureExecutor; import org.apache.hadoop.hbase.testclassification.MasterTests; import org.apache.hadoop.hbase.testclassification.MediumTests; import org.apache.hadoop.hbase.util.Bytes; import org.junit.AfterClass; import org.junit.BeforeClass; import org.junit.ClassRule; import org.junit.Test; import org.junit.experimental.categories.Category; /** * Testcase for HBASE-21330. */ @Category({ MasterTests.class, MediumTests.class }) public class TestReopenTableRegionsProcedureInfiniteLoop { @ClassRule public static final HBaseClassTestRule CLASS_RULE = HBaseClassTestRule.forClass(TestReopenTableRegionsProcedureInfiniteLoop.class); private static final HBaseTestingUtility UTIL = new HBaseTestingUtility(); private static TableName TABLE_NAME = TableName.valueOf("InfiniteLoop"); private static byte[] CF = Bytes.toBytes("cf"); @BeforeClass public static void setUp() throws Exception { UTIL.getConfiguration().setInt(ServerManager.WAIT_ON_REGIONSERVERS_MINTOSTART, 1); UTIL.startMiniCluster(1); UTIL.createTable(TABLE_NAME, CF); } @AfterClass public static void tearDown() throws Exception { UTIL.shutdownMiniCluster(); } @Test public void testInfiniteLoop() throws IOException { HMaster master = UTIL.getMiniHBaseCluster().getMaster(); AssignmentManager am = master.getAssignmentManager(); ProcedureExecutor<MasterProcedureEnv> exec = master.getMasterProcedureExecutor(); RegionInfo regionInfo = UTIL.getAdmin().getRegions(TABLE_NAME).get(0); RegionStateNode regionNode = am.getRegionStates().getRegionStateNode(regionInfo); long procId; ReopenTableRegionsProcedure proc = new ReopenTableRegionsProcedure(TABLE_NAME); regionNode.lock(); try { procId = exec.submitProcedure(proc); UTIL.waitFor(30000, () -> proc.hasLock()); TransitRegionStateProcedure trsp = TransitRegionStateProcedure.reopen(exec.getEnvironment(), regionInfo); regionNode.setProcedure(trsp); exec.submitProcedure(trsp); } finally { regionNode.unlock(); } UTIL.waitFor(60000, () -> exec.isFinished(procId)); } }