From c59c2b1f80ee5cbf3313f5f18dbc5d9f86d48149 Mon Sep 17 00:00:00 2001 From: Duo Zhang Date: Thu, 19 Dec 2019 22:36:53 +0800 Subject: [PATCH] HBASE-23594 UT --- .../assignment/TestRaceBetweenSCPAndTRSP.java | 154 ++++++++++++++++++ 1 file changed, 154 insertions(+) create mode 100644 hbase-server/src/test/java/org/apache/hadoop/hbase/master/assignment/TestRaceBetweenSCPAndTRSP.java diff --git a/hbase-server/src/test/java/org/apache/hadoop/hbase/master/assignment/TestRaceBetweenSCPAndTRSP.java b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/assignment/TestRaceBetweenSCPAndTRSP.java new file mode 100644 index 0000000000..3b22f1a4c9 --- /dev/null +++ b/hbase-server/src/test/java/org/apache/hadoop/hbase/master/assignment/TestRaceBetweenSCPAndTRSP.java @@ -0,0 +1,154 @@ +/** + * 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.assignment; + +import java.io.IOException; +import java.util.List; +import java.util.concurrent.CountDownLatch; +import java.util.concurrent.Future; +import org.apache.hadoop.conf.Configuration; +import org.apache.hadoop.hbase.HBaseClassTestRule; +import org.apache.hadoop.hbase.HBaseTestingUtility; +import org.apache.hadoop.hbase.HConstants; +import org.apache.hadoop.hbase.ServerName; +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.MasterServices; +import org.apache.hadoop.hbase.master.RegionPlan; +import org.apache.hadoop.hbase.master.procedure.ServerCrashProcedure; +import org.apache.hadoop.hbase.procedure2.ProcedureExecutor; +import org.apache.hadoop.hbase.testclassification.LargeTests; +import org.apache.hadoop.hbase.testclassification.MasterTests; +import org.apache.hadoop.hbase.util.Bytes; +import org.apache.zookeeper.KeeperException; +import org.junit.AfterClass; +import org.junit.BeforeClass; +import org.junit.ClassRule; +import org.junit.Test; +import org.junit.experimental.categories.Category; + +@Category({ MasterTests.class, LargeTests.class }) +public class TestRaceBetweenSCPAndTRSP { + + @ClassRule + public static final HBaseClassTestRule CLASS_RULE = + HBaseClassTestRule.forClass(TestRaceBetweenSCPAndTRSP.class); + + private static final HBaseTestingUtility UTIL = new HBaseTestingUtility(); + + private static TableName NAME = TableName.valueOf("Race"); + + private static byte[] CF = Bytes.toBytes("cf"); + + private static CountDownLatch ARRIVE_REGION_OPENING; + + private static CountDownLatch RESUME_REGION_OPENING; + + private static CountDownLatch ARRIVE_GET_REGIONS_ON_SERVER; + + private static CountDownLatch RESUME_GET_REGIONS_ON_SERVER; + + private static final class AssignmentManagerForTest extends AssignmentManager { + + public AssignmentManagerForTest(MasterServices master) { + super(master); + } + + @Override + void regionOpening(RegionStateNode regionNode) throws IOException { + super.regionOpening(regionNode); + if (regionNode.getRegionInfo().getTable().equals(NAME) && ARRIVE_REGION_OPENING != null) { + ARRIVE_REGION_OPENING.countDown(); + ARRIVE_REGION_OPENING = null; + try { + RESUME_REGION_OPENING.await(); + } catch (InterruptedException e) { + } + } + } + + @Override + public List getRegionsOnServer(ServerName serverName) { + List regions = super.getRegionsOnServer(serverName); + if (ARRIVE_GET_REGIONS_ON_SERVER != null) { + ARRIVE_GET_REGIONS_ON_SERVER.countDown(); + ARRIVE_GET_REGIONS_ON_SERVER = null; + try { + RESUME_GET_REGIONS_ON_SERVER.await(); + } catch (InterruptedException e) { + } + } + return regions; + } + } + + public static final class HMasterForTest extends HMaster { + + public HMasterForTest(Configuration conf) throws IOException, KeeperException { + super(conf); + } + + @Override + protected AssignmentManager createAssignmentManager(MasterServices master) { + return new AssignmentManagerForTest(master); + } + } + + @BeforeClass + public static void setUp() throws Exception { + UTIL.getConfiguration().setClass(HConstants.MASTER_IMPL, HMasterForTest.class, HMaster.class); + UTIL.startMiniCluster(2); + UTIL.createTable(NAME, CF); + UTIL.waitTableAvailable(NAME); + UTIL.getAdmin().balancerSwitch(false, true); + } + + @AfterClass + public static void tearDown() throws Exception { + UTIL.shutdownMiniCluster(); + } + + @Test + public void test() throws Exception { + RegionInfo region = UTIL.getMiniHBaseCluster().getRegions(NAME).get(0).getRegionInfo(); + AssignmentManager am = UTIL.getMiniHBaseCluster().getMaster().getAssignmentManager(); + ServerName sn = am.getRegionStates().getRegionState(region).getServerName(); + + ARRIVE_REGION_OPENING = new CountDownLatch(1); + RESUME_REGION_OPENING = new CountDownLatch(1); + ARRIVE_GET_REGIONS_ON_SERVER = new CountDownLatch(1); + RESUME_GET_REGIONS_ON_SERVER = new CountDownLatch(1); + + Future moveFuture = am.moveAsync(new RegionPlan(region, sn, sn)); + ARRIVE_REGION_OPENING.await(); + + UTIL.getMiniHBaseCluster().killRegionServer(sn); + ARRIVE_GET_REGIONS_ON_SERVER.await(); + RESUME_REGION_OPENING.countDown(); + + moveFuture.get(); + ProcedureExecutor procExec = + UTIL.getMiniHBaseCluster().getMaster().getMasterProcedureExecutor(); + long scpProcId = + procExec.getProcedures().stream().filter(p -> p instanceof ServerCrashProcedure) + .map(p -> (ServerCrashProcedure) p).findAny().get().getProcId(); + RESUME_GET_REGIONS_ON_SERVER.countDown(); + UTIL.waitFor(60000, () -> procExec.isFinished(scpProcId)); + } +} -- 2.17.1