| /* |
| * 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.regionserver; |
| |
| import static org.junit.Assert.assertTrue; |
| import static org.junit.Assert.fail; |
| |
| import java.io.IOException; |
| import java.util.Optional; |
| import java.util.TimerTask; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.hbase.HBaseClassTestRule; |
| import org.apache.hadoop.hbase.HBaseTestingUtility; |
| import org.apache.hadoop.hbase.StartMiniClusterOption; |
| import org.apache.hadoop.hbase.TableName; |
| import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder; |
| import org.apache.hadoop.hbase.client.Put; |
| import org.apache.hadoop.hbase.client.Table; |
| import org.apache.hadoop.hbase.client.TableDescriptor; |
| import org.apache.hadoop.hbase.client.TableDescriptorBuilder; |
| import org.apache.hadoop.hbase.coprocessor.ObserverContext; |
| import org.apache.hadoop.hbase.coprocessor.RegionCoprocessor; |
| import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment; |
| import org.apache.hadoop.hbase.coprocessor.RegionObserver; |
| import org.apache.hadoop.hbase.testclassification.MediumTests; |
| import org.apache.hadoop.hbase.testclassification.RegionServerTests; |
| import org.apache.hadoop.hbase.util.Bytes; |
| import org.apache.hadoop.hbase.util.Threads; |
| 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({ RegionServerTests.class, MediumTests.class }) |
| public class TestRegionServerAbortTimeout { |
| |
| @ClassRule |
| public static final HBaseClassTestRule CLASS_RULE = |
| HBaseClassTestRule.forClass(TestRegionServerAbortTimeout.class); |
| |
| private static final Logger LOG = LoggerFactory.getLogger(TestRegionServerAbortTimeout.class); |
| |
| private static final HBaseTestingUtility UTIL = new HBaseTestingUtility(); |
| |
| private static TableName TABLE_NAME = TableName.valueOf("RSAbort"); |
| |
| private static byte[] CF = Bytes.toBytes("cf"); |
| |
| private static byte[] CQ = Bytes.toBytes("cq"); |
| |
| private static final int REGIONS_NUM = 5; |
| |
| private static final int SLEEP_TIME_WHEN_CLOSE_REGION = 1000; |
| |
| private static volatile boolean abortTimeoutTaskScheduled = false; |
| |
| @BeforeClass |
| public static void setUp() throws Exception { |
| Configuration conf = UTIL.getConfiguration(); |
| // Will schedule a abort timeout task after SLEEP_TIME_WHEN_CLOSE_REGION ms |
| conf.setLong(HRegionServer.ABORT_TIMEOUT, SLEEP_TIME_WHEN_CLOSE_REGION); |
| conf.set(HRegionServer.ABORT_TIMEOUT_TASK, TestAbortTimeoutTask.class.getName()); |
| StartMiniClusterOption option = StartMiniClusterOption.builder().numRegionServers(2).build(); |
| UTIL.startMiniCluster(option); |
| TableDescriptor td = TableDescriptorBuilder.newBuilder(TABLE_NAME) |
| .setCoprocessor(SleepWhenCloseCoprocessor.class.getName()) |
| .setColumnFamily(ColumnFamilyDescriptorBuilder.newBuilder(CF).build()).build(); |
| UTIL.getAdmin().createTable(td, Bytes.toBytes("0"), Bytes.toBytes("9"), REGIONS_NUM); |
| } |
| |
| @AfterClass |
| public static void tearDown() throws Exception { |
| UTIL.shutdownMiniCluster(); |
| } |
| |
| @Test |
| public void testAbortTimeout() throws Exception { |
| Thread writer = new Thread(() -> { |
| try { |
| try (Table table = UTIL.getConnection().getTable(TABLE_NAME)) { |
| for (int i = 0; i < 10000; i++) { |
| table.put(new Put(Bytes.toBytes(i)).addColumn(CF, CQ, Bytes.toBytes(i))); |
| } |
| } |
| } catch (IOException e) { |
| LOG.warn("Failed to load data"); |
| } |
| }); |
| writer.setDaemon(true); |
| writer.start(); |
| |
| // Abort one region server |
| UTIL.getMiniHBaseCluster().getRegionServer(0).abort("Abort RS for test"); |
| |
| long startTime = System.currentTimeMillis(); |
| long timeout = REGIONS_NUM * SLEEP_TIME_WHEN_CLOSE_REGION * 10; |
| while (System.currentTimeMillis() - startTime < timeout) { |
| if (UTIL.getMiniHBaseCluster().getLiveRegionServerThreads().size() == 1) { |
| assertTrue("Abort timer task should be scheduled", abortTimeoutTaskScheduled); |
| return; |
| } |
| Threads.sleep(SLEEP_TIME_WHEN_CLOSE_REGION); |
| } |
| fail("Failed to abort a region server in " + timeout + " ms"); |
| } |
| |
| static class TestAbortTimeoutTask extends TimerTask { |
| |
| public TestAbortTimeoutTask() { |
| } |
| |
| @Override |
| public void run() { |
| LOG.info("TestAbortTimeoutTask was scheduled"); |
| abortTimeoutTaskScheduled = true; |
| } |
| } |
| |
| public static class SleepWhenCloseCoprocessor implements RegionCoprocessor, RegionObserver { |
| |
| public SleepWhenCloseCoprocessor() { |
| } |
| |
| @Override |
| public Optional<RegionObserver> getRegionObserver() { |
| return Optional.of(this); |
| } |
| |
| @Override |
| public void preClose(ObserverContext<RegionCoprocessorEnvironment> c, boolean abortRequested) |
| throws IOException { |
| Threads.sleep(SLEEP_TIME_WHEN_CLOSE_REGION); |
| } |
| } |
| } |