| /** |
| * 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.activemq.store.kahadb; |
| |
| import junit.framework.TestCase; |
| import org.apache.activemq.broker.BrokerService; |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.activemq.command.ActiveMQQueue; |
| |
| import javax.jms.*; |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.RandomAccessFile; |
| import java.io.FileNotFoundException; |
| |
| /** |
| * @author chirino |
| */ |
| public class KahaDBTest extends TestCase { |
| |
| protected BrokerService createBroker(KahaDBStore kaha) throws Exception { |
| |
| BrokerService broker = new BrokerService(); |
| broker.setUseJmx(false); |
| broker.setPersistenceAdapter(kaha); |
| broker.start(); |
| return broker; |
| |
| } |
| |
| private KahaDBStore createStore(boolean delete) throws IOException { |
| KahaDBStore kaha = new KahaDBStore(); |
| kaha.setDirectory(new File("target/activemq-data/kahadb")); |
| if( delete ) { |
| kaha.deleteAllMessages(); |
| } |
| return kaha; |
| } |
| |
| public void testIgnoreMissingJournalfilesOptionSetFalse() throws Exception { |
| KahaDBStore kaha = createStore(true); |
| kaha.setJournalMaxFileLength(1024*100); |
| assertFalse(kaha.isIgnoreMissingJournalfiles()); |
| BrokerService broker = createBroker(kaha); |
| sendMessages(1000); |
| broker.stop(); |
| |
| // Delete some journal files.. |
| assertExistsAndDelete(new File(kaha.getDirectory(), "db-4.log")); |
| assertExistsAndDelete(new File(kaha.getDirectory(), "db-8.log")); |
| |
| kaha = createStore(false); |
| kaha.setJournalMaxFileLength(1024*100); |
| assertFalse(kaha.isIgnoreMissingJournalfiles()); |
| try { |
| broker = createBroker(kaha); |
| fail("expected IOException"); |
| } catch (IOException e) { |
| assertTrue( e.getMessage().startsWith("Detected missing/corrupt journal files") ); |
| } |
| |
| } |
| |
| |
| public void testIgnoreMissingJournalfilesOptionSetTrue() throws Exception { |
| KahaDBStore kaha = createStore(true); |
| kaha.setJournalMaxFileLength(1024*100); |
| assertFalse(kaha.isIgnoreMissingJournalfiles()); |
| BrokerService broker = createBroker(kaha); |
| sendMessages(1000); |
| broker.stop(); |
| |
| // Delete some journal files.. |
| assertExistsAndDelete(new File(kaha.getDirectory(), "db-4.log")); |
| assertExistsAndDelete(new File(kaha.getDirectory(), "db-8.log")); |
| |
| kaha = createStore(false); |
| kaha.setIgnoreMissingJournalfiles(true); |
| kaha.setJournalMaxFileLength(1024*100); |
| broker = createBroker(kaha); |
| |
| // We know we won't get all the messages but we should get most of them. |
| int count = receiveMessages(); |
| assertTrue( count > 800 ); |
| assertTrue( count < 1000 ); |
| |
| broker.stop(); |
| } |
| |
| |
| public void testCheckCorruptionNotIgnored() throws Exception { |
| KahaDBStore kaha = createStore(true); |
| assertFalse(kaha.isChecksumJournalFiles()); |
| assertFalse(kaha.isCheckForCorruptJournalFiles()); |
| |
| kaha.setJournalMaxFileLength(1024*100); |
| kaha.setChecksumJournalFiles(true); |
| BrokerService broker = createBroker(kaha); |
| sendMessages(1000); |
| broker.stop(); |
| |
| // Modify/Corrupt some journal files.. |
| assertExistsAndCorrupt(new File(kaha.getDirectory(), "db-4.log")); |
| assertExistsAndCorrupt(new File(kaha.getDirectory(), "db-8.log")); |
| |
| kaha = createStore(false); |
| kaha.setJournalMaxFileLength(1024*100); |
| kaha.setChecksumJournalFiles(true); |
| kaha.setCheckForCorruptJournalFiles(true); |
| assertFalse(kaha.isIgnoreMissingJournalfiles()); |
| try { |
| broker = createBroker(kaha); |
| fail("expected IOException"); |
| } catch (IOException e) { |
| assertTrue( e.getMessage().startsWith("Detected missing/corrupt journal files") ); |
| } |
| |
| } |
| |
| private void assertExistsAndCorrupt(File file) throws IOException { |
| assertTrue(file.exists()); |
| RandomAccessFile f = new RandomAccessFile(file, "rw"); |
| try { |
| f.seek(1024*5+134); |
| f.write("... corruption string ...".getBytes()); |
| } finally { |
| f.close(); |
| } |
| } |
| |
| |
| public void testCheckCorruptionIgnored() throws Exception { |
| KahaDBStore kaha = createStore(true); |
| kaha.setJournalMaxFileLength(1024*100); |
| kaha.setChecksumJournalFiles(true); |
| BrokerService broker = createBroker(kaha); |
| sendMessages(1000); |
| broker.stop(); |
| |
| // Delete some journal files.. |
| assertExistsAndCorrupt(new File(kaha.getDirectory(), "db-4.log")); |
| assertExistsAndCorrupt(new File(kaha.getDirectory(), "db-8.log")); |
| |
| kaha = createStore(false); |
| kaha.setIgnoreMissingJournalfiles(true); |
| kaha.setJournalMaxFileLength(1024*100); |
| kaha.setChecksumJournalFiles(true); |
| kaha.setCheckForCorruptJournalFiles(true); |
| broker = createBroker(kaha); |
| |
| // We know we won't get all the messages but we should get most of them. |
| int count = receiveMessages(); |
| assertTrue("Expected to received a min # of messages.. Got: "+count, count > 990 ); |
| assertTrue( count < 1000 ); |
| |
| broker.stop(); |
| } |
| |
| private void assertExistsAndDelete(File file) { |
| assertTrue(file.exists()); |
| file.delete(); |
| assertFalse(file.exists()); |
| } |
| |
| private void sendMessages(int count) throws JMSException { |
| ActiveMQConnectionFactory cf = new ActiveMQConnectionFactory("vm://localhost"); |
| Connection connection = cf.createConnection(); |
| try { |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageProducer producer = session.createProducer(new ActiveMQQueue("TEST")); |
| for (int i = 0; i < count; i++) { |
| producer.send(session.createTextMessage(createContent(i))); |
| } |
| } finally { |
| connection.close(); |
| } |
| } |
| |
| private int receiveMessages() throws JMSException { |
| int rc=0; |
| ActiveMQConnectionFactory cf = new ActiveMQConnectionFactory("vm://localhost"); |
| Connection connection = cf.createConnection(); |
| try { |
| connection.start(); |
| Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE); |
| MessageConsumer messageConsumer = session.createConsumer(new ActiveMQQueue("TEST")); |
| while ( messageConsumer.receive(1000) !=null ) { |
| rc++; |
| } |
| return rc; |
| } finally { |
| connection.close(); |
| } |
| } |
| |
| private String createContent(int i) { |
| StringBuilder sb = new StringBuilder(i+":"); |
| while( sb.length() < 1024 ) { |
| sb.append("*"); |
| } |
| return sb.toString(); |
| } |
| |
| } |