/**
* 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.bugs;
import java.io.File;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.DeliveryMode;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.MessageProducer;
import javax.jms.Queue;
import javax.jms.Session;
import javax.jms.TextMessage;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.store.kahadb.KahaDBStore;
import org.apache.activemq.util.IOHelper;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class AMQ2512Test {
private static final Logger LOG = LoggerFactory.getLogger(AMQ2512Test.class);
private final String QUEUE_NAME = "dee.q";
private final int INITIAL_MESSAGES_CNT = 1000;
private final int WORKER_INTERNAL_ITERATIONS = 100;
private final int TOTAL_MESSAGES_CNT = INITIAL_MESSAGES_CNT * WORKER_INTERNAL_ITERATIONS + INITIAL_MESSAGES_CNT;
private final byte[] payload = new byte[5 * 1024];
private final String TEXT = new String(payload);
private final String PRP_INITIAL_ID = "initial-id";
private final String PRP_WORKER_ID = "worker-id";
private final CountDownLatch LATCH = new CountDownLatch(TOTAL_MESSAGES_CNT);
private final AtomicInteger ON_MSG_COUNTER = new AtomicInteger();
private BrokerService brokerService;
private Connection connection;
private String connectionURI;
@Test(timeout = 5*60000)
public void testKahaDBFailure() throws Exception {
final ConnectionFactory fac = new ActiveMQConnectionFactory(connectionURI);
connection = fac.createConnection();
final Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
final Queue queue = session.createQueue(QUEUE_NAME);
final MessageProducer producer = session.createProducer(queue);
producer.setDeliveryMode(DeliveryMode.PERSISTENT);
connection.start();
final long startTime = System.nanoTime();
final List<Consumer> consumers = new ArrayList<Consumer>();
for (int i = 0; i < 20; i++) {
consumers.add(new Consumer("worker-" + i));
}
for (int i = 0; i < INITIAL_MESSAGES_CNT; i++) {
final TextMessage msg = session.createTextMessage(TEXT);
msg.setStringProperty(PRP_INITIAL_ID, "initial-" + i);
producer.send(msg);
}
LATCH.await();
final long endTime = System.nanoTime();
LOG.info("Total execution time = "
+ TimeUnit.MILLISECONDS.convert(endTime - startTime, TimeUnit.NANOSECONDS) + " [ms].");
LOG.info("Rate = " + TOTAL_MESSAGES_CNT
/ TimeUnit.SECONDS.convert(endTime - startTime, TimeUnit.NANOSECONDS) + " [msg/s].");
for (Consumer c : consumers) {
c.close();
}
connection.close();
}
private final class Consumer implements MessageListener {
private final String name;
private final Session session;
private final MessageProducer producer;
private Consumer(String name) {
this.name = name;
try {
session = connection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
final Queue queue = session.createQueue(QUEUE_NAME + "?consumer.prefetchSize=10");
producer = session.createProducer(queue);
producer.setDeliveryMode(DeliveryMode.PERSISTENT);
final MessageConsumer consumer = session.createConsumer(queue);
consumer.setMessageListener(this);
} catch (JMSException e) {
e.printStackTrace();
throw new RuntimeException(e);
}
}
@Override
public void onMessage(Message message) {
final TextMessage msg = (TextMessage) message;
try {
if (!msg.propertyExists(PRP_WORKER_ID)) {
for (int i = 0; i < WORKER_INTERNAL_ITERATIONS; i++) {
final TextMessage newMsg = session.createTextMessage(msg.getText());
newMsg.setStringProperty(PRP_WORKER_ID, name + "-" + i);
newMsg.setStringProperty(PRP_INITIAL_ID, msg.getStringProperty(PRP_INITIAL_ID));
producer.send(newMsg);
}
}
msg.acknowledge();
} catch (JMSException e) {
e.printStackTrace();
throw new RuntimeException(e);
} finally {
final int onMsgCounter = ON_MSG_COUNTER.getAndIncrement();
if (onMsgCounter % 1000 == 0) {
LOG.info("message received: " + onMsgCounter);
}
LATCH.countDown();
}
}
private void close() {
if (session != null) {
try {
session.close();
} catch (JMSException e) {
e.printStackTrace();
throw new RuntimeException(e);
}
}
}
}
@Before
public void setUp() throws Exception {
brokerService = createBroker();
brokerService.start();
connectionURI = brokerService.getTransportConnectorByName("openwire").getPublishableConnectString();
}
@After
public void tearDown() throws Exception {
if (brokerService != null) {
brokerService.stop();
brokerService.waitUntilStopped();
}
}
protected BrokerService createBroker() throws Exception {
File dataFileDir = new File("target/test-amq-2512/datadb");
IOHelper.mkdirs(dataFileDir);
IOHelper.deleteChildren(dataFileDir);
KahaDBStore kaha = new KahaDBStore();
kaha.setDirectory(dataFileDir);
kaha.setEnableJournalDiskSyncs(false);
BrokerService answer = new BrokerService();
answer.setPersistenceAdapter(kaha);
answer.setDataDirectoryFile(dataFileDir);
answer.setUseJmx(false);
answer.addConnector("tcp://localhost:0").setName("openwire");
return answer;
}
}