| /** |
| * |
| * 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.bookkeeper.bookie; |
| |
| import static org.junit.Assert.assertFalse; |
| import static org.junit.Assert.assertTrue; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.util.ArrayList; |
| import java.util.List; |
| import org.apache.bookkeeper.conf.ServerConfiguration; |
| import org.apache.bookkeeper.conf.TestBKConfiguration; |
| import org.apache.bookkeeper.util.DiskChecker; |
| import org.junit.Rule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| |
| /** |
| * Test the unclean shutdown implementation. |
| */ |
| public class UncleanShutdownDetectionTest { |
| |
| @Rule |
| public TemporaryFolder tempDir = new TemporaryFolder(); |
| |
| @Test |
| public void testRegisterStartWithoutRegisterShutdownEqualsUncleanShutdown() throws IOException { |
| ServerConfiguration conf = TestBKConfiguration.newServerConfiguration(); |
| DiskChecker diskChecker = new DiskChecker(conf.getDiskUsageThreshold(), conf.getDiskUsageWarnThreshold()); |
| LedgerDirsManager ledgerDirsManager = new LedgerDirsManager( |
| conf, conf.getLedgerDirs(), diskChecker); |
| |
| UncleanShutdownDetection uncleanShutdownDetection = new UncleanShutdownDetectionImpl(ledgerDirsManager); |
| uncleanShutdownDetection.registerStartUp(); |
| |
| assertTrue(uncleanShutdownDetection.lastShutdownWasUnclean()); |
| } |
| |
| @Test |
| public void testRegisterStartWithRegisterShutdownEqualsCleanShutdown() throws IOException { |
| ServerConfiguration conf = TestBKConfiguration.newServerConfiguration(); |
| DiskChecker diskChecker = new DiskChecker(conf.getDiskUsageThreshold(), conf.getDiskUsageWarnThreshold()); |
| LedgerDirsManager ledgerDirsManager = new LedgerDirsManager( |
| conf, conf.getLedgerDirs(), diskChecker); |
| |
| UncleanShutdownDetection uncleanShutdownDetection = new UncleanShutdownDetectionImpl(ledgerDirsManager); |
| uncleanShutdownDetection.registerStartUp(); |
| uncleanShutdownDetection.registerCleanShutdown(); |
| |
| assertFalse(uncleanShutdownDetection.lastShutdownWasUnclean()); |
| } |
| |
| @Test |
| public void testRegisterStartWithoutRegisterShutdownEqualsUncleanShutdownMultipleDirs() throws IOException { |
| File ledgerDir1 = tempDir.newFolder("l1"); |
| File ledgerDir2 = tempDir.newFolder("l2"); |
| File ledgerDir3 = tempDir.newFolder("l3"); |
| ServerConfiguration conf = TestBKConfiguration.newServerConfiguration() |
| .setLedgerDirNames(new String[] {ledgerDir1.getAbsolutePath(), ledgerDir2.getAbsolutePath(), |
| ledgerDir3.getAbsolutePath()}); |
| DiskChecker diskChecker = new DiskChecker(conf.getDiskUsageThreshold(), conf.getDiskUsageWarnThreshold()); |
| LedgerDirsManager ledgerDirsManager = new LedgerDirsManager( |
| conf, conf.getLedgerDirs(), diskChecker); |
| |
| UncleanShutdownDetection uncleanShutdownDetection = new UncleanShutdownDetectionImpl(ledgerDirsManager); |
| uncleanShutdownDetection.registerStartUp(); |
| |
| assertTrue(uncleanShutdownDetection.lastShutdownWasUnclean()); |
| } |
| |
| @Test |
| public void testRegisterStartWithRegisterShutdownEqualsCleanShutdownMultipleDirs() throws IOException { |
| File ledgerDir1 = tempDir.newFolder("l1"); |
| File ledgerDir2 = tempDir.newFolder("l2"); |
| File ledgerDir3 = tempDir.newFolder("l3"); |
| ServerConfiguration conf = TestBKConfiguration.newServerConfiguration() |
| .setLedgerDirNames(new String[] {ledgerDir1.getAbsolutePath(), ledgerDir2.getAbsolutePath(), |
| ledgerDir3.getAbsolutePath()}); |
| DiskChecker diskChecker = new DiskChecker(conf.getDiskUsageThreshold(), conf.getDiskUsageWarnThreshold()); |
| LedgerDirsManager ledgerDirsManager = new LedgerDirsManager( |
| conf, conf.getLedgerDirs(), diskChecker); |
| |
| UncleanShutdownDetection uncleanShutdownDetection = new UncleanShutdownDetectionImpl(ledgerDirsManager); |
| uncleanShutdownDetection.registerStartUp(); |
| uncleanShutdownDetection.registerCleanShutdown(); |
| |
| assertFalse(uncleanShutdownDetection.lastShutdownWasUnclean()); |
| } |
| |
| @Test |
| public void testRegisterStartWithPartialRegisterShutdownEqualsUncleanShutdownMultipleDirs() throws IOException { |
| File ledgerDir1 = tempDir.newFolder("l1"); |
| File ledgerDir2 = tempDir.newFolder("l2"); |
| File ledgerDir3 = tempDir.newFolder("l3"); |
| ServerConfiguration conf = TestBKConfiguration.newServerConfiguration() |
| .setLedgerDirNames(new String[] {ledgerDir1.getAbsolutePath(), ledgerDir2.getAbsolutePath(), |
| ledgerDir3.getAbsolutePath()}); |
| DiskChecker diskChecker = new DiskChecker(conf.getDiskUsageThreshold(), conf.getDiskUsageWarnThreshold()); |
| LedgerDirsManager ledgerDirsManager = new LedgerDirsManager( |
| conf, conf.getLedgerDirs(), diskChecker); |
| |
| UncleanShutdownDetection uncleanShutdownDetection = new UncleanShutdownDetectionImpl(ledgerDirsManager); |
| uncleanShutdownDetection.registerStartUp(); |
| uncleanShutdownDetection.registerCleanShutdown(); |
| File dirtyFile = new File(ledgerDirsManager.getAllLedgerDirs().get(0), |
| UncleanShutdownDetectionImpl.DIRTY_FILENAME); |
| dirtyFile.createNewFile(); |
| |
| assertTrue(uncleanShutdownDetection.lastShutdownWasUnclean()); |
| } |
| |
| @Test(expected = IOException.class) |
| public void testRegisterStartFailsToCreateDirtyFilesAndThrowsIOException() throws IOException { |
| ServerConfiguration conf = TestBKConfiguration.newServerConfiguration(); |
| DiskChecker diskChecker = new DiskChecker(conf.getDiskUsageThreshold(), conf.getDiskUsageWarnThreshold()); |
| LedgerDirsManager ledgerDirsManager = new MockLedgerDirsManager(conf, conf.getLedgerDirs(), diskChecker); |
| |
| UncleanShutdownDetection uncleanShutdownDetection = new UncleanShutdownDetectionImpl(ledgerDirsManager); |
| uncleanShutdownDetection.registerStartUp(); |
| } |
| |
| private class MockLedgerDirsManager extends LedgerDirsManager { |
| public MockLedgerDirsManager(ServerConfiguration conf, File[] dirs, DiskChecker diskChecker) |
| throws IOException { |
| super(conf, dirs, diskChecker); |
| } |
| |
| @Override |
| public List<File> getAllLedgerDirs() { |
| List<File> dirs = new ArrayList<>(); |
| dirs.add(new File("does_not_exist")); |
| return dirs; |
| } |
| } |
| } |