/**
* 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.Vector;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import javax.jms.BytesMessage;
import javax.jms.Connection;
import javax.jms.ConnectionFactory;
import javax.jms.DeliveryMode;
import javax.jms.ExceptionListener;
import javax.jms.JMSException;
import javax.jms.Message;
import javax.jms.MessageConsumer;
import javax.jms.MessageListener;
import javax.jms.MessageProducer;
import javax.jms.Session;
import javax.jms.Topic;
import javax.jms.TopicConnection;
import javax.jms.TopicConnectionFactory;
import javax.jms.TopicPublisher;
import javax.jms.TopicSession;
import javax.jms.TopicSubscriber;
import javax.management.ObjectName;
import junit.framework.Test;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.CombinationTestSupport;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.region.policy.PolicyEntry;
import org.apache.activemq.broker.region.policy.PolicyMap;
import org.apache.activemq.command.ActiveMQTopic;
import org.apache.activemq.store.kahadb.KahaDBPersistenceAdapter;
import org.apache.activemq.store.kahadb.KahaDBStore;
import org.apache.activemq.util.IOHelper;
import org.apache.activemq.util.Wait;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* A Test case for AMQ-1479
*/
public class DurableConsumerTest extends CombinationTestSupport{
private static final Logger LOG = LoggerFactory.getLogger(DurableConsumerTest.class);
private static int COUNT = 1024;
private static String CONSUMER_NAME = "DURABLE_TEST";
protected BrokerService broker;
protected String bindAddress = "tcp://localhost:61616";
protected byte[] payload = new byte[1024 * 32];
protected ConnectionFactory factory;
protected Vector<Exception> exceptions = new Vector<Exception>();
private static final String TOPIC_NAME = "failoverTopic";
private static final String CONNECTION_URL = "failover:(tcp://localhost:61616,tcp://localhost:61617)";
public boolean useDedicatedTaskRunner = false;
private class SimpleTopicSubscriber implements MessageListener,ExceptionListener{
private TopicConnection topicConnection = null;
public SimpleTopicSubscriber(String connectionURL,String clientId,String topicName) {
ActiveMQConnectionFactory topicConnectionFactory = null;
TopicSession topicSession = null;
Topic topic = null;
TopicSubscriber topicSubscriber = null;
topicConnectionFactory = new ActiveMQConnectionFactory(connectionURL);
try {
topic = new ActiveMQTopic(topicName);
topicConnection = topicConnectionFactory.createTopicConnection();
topicConnection.setClientID((clientId));
topicConnection.start();
topicSession = topicConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
topicSubscriber = topicSession.createDurableSubscriber(topic, (clientId));
topicSubscriber.setMessageListener(this);
} catch (JMSException e) {
e.printStackTrace();
}
}
public void onMessage(Message arg0){
}
public void closeConnection(){
if (topicConnection != null) {
try {
topicConnection.close();
} catch (JMSException e) {
}
}
}
public void onException(JMSException exception){
exceptions.add(exception);
}
}
private class MessagePublisher implements Runnable{
private final boolean shouldPublish = true;
public void run(){
TopicConnectionFactory topicConnectionFactory = null;
TopicConnection topicConnection = null;
TopicSession topicSession = null;
Topic topic = null;
TopicPublisher topicPublisher = null;
Message message = null;
topicConnectionFactory = new ActiveMQConnectionFactory(CONNECTION_URL);
try {
topic = new ActiveMQTopic(TOPIC_NAME);
topicConnection = topicConnectionFactory.createTopicConnection();
topicSession = topicConnection.createTopicSession(false, Session.AUTO_ACKNOWLEDGE);
topicPublisher = topicSession.createPublisher(topic);
message = topicSession.createMessage();
} catch (Exception ex) {
exceptions.add(ex);
}
while (shouldPublish) {
try {
topicPublisher.publish(message, DeliveryMode.PERSISTENT, 1, 2 * 60 * 60 * 1000);
} catch (JMSException ex) {
exceptions.add(ex);
}
try {
Thread.sleep(1);
} catch (Exception ex) {
}
}
}
}
private void configurePersistence(BrokerService broker) throws Exception{
File dataDirFile = new File("target/" + getName());
KahaDBPersistenceAdapter kahaDBAdapter = new KahaDBPersistenceAdapter();
kahaDBAdapter.setDirectory(dataDirFile);
broker.setPersistenceAdapter(kahaDBAdapter);
}
public void testFailover() throws Exception{
configurePersistence(broker);
broker.start();
Thread publisherThread = new Thread(new MessagePublisher());
publisherThread.start();
final int numSubs = 100;
final List<SimpleTopicSubscriber> list = new ArrayList<SimpleTopicSubscriber>(numSubs);
for (int i = 0; i < numSubs; i++) {
final int id = i;
Thread thread = new Thread(new Runnable(){
public void run(){
SimpleTopicSubscriber s =new SimpleTopicSubscriber(CONNECTION_URL, System.currentTimeMillis() + "-" + id, TOPIC_NAME);
list.add(s);
}
});
thread.start();
}
Wait.waitFor(new Wait.Condition(){
@Override
public boolean isSatisified() throws Exception {
return numSubs == list.size();
}
});
broker.stop();
broker = createBroker(false);
configurePersistence(broker);
broker.start();
Thread.sleep(10000);
for (SimpleTopicSubscriber s:list) {
s.closeConnection();
}
assertTrue("no exceptions: " + exceptions, exceptions.isEmpty());
}
// makes heavy use of threads and can demonstrate https://issues.apache.org/activemq/browse/AMQ-2028
// with use dedicatedTaskRunner=true and produce OOM
public void initCombosForTestConcurrentDurableConsumer(){
addCombinationValues("useDedicatedTaskRunner", new Object[] { Boolean.TRUE, Boolean.FALSE });
}
public void testConcurrentDurableConsumer() throws Exception{
broker.start();
factory = createConnectionFactory();
final String topicName = getName();
final int numMessages = 500;
int numConsumers = 1;
final CountDownLatch counsumerStarted = new CountDownLatch(numConsumers);
final AtomicInteger receivedCount = new AtomicInteger();
Runnable consumer = new Runnable(){
public void run(){
final String consumerName = Thread.currentThread().getName();
int acked = 0;
int received = 0;
try {
while (acked < numMessages / 2) {
// take one message and close, ack on occasion
Connection consumerConnection = factory.createConnection();
((ActiveMQConnection) consumerConnection).setWatchTopicAdvisories(false);
consumerConnection.setClientID(consumerName);
Session consumerSession = consumerConnection.createSession(false, Session.CLIENT_ACKNOWLEDGE);
Topic topic = consumerSession.createTopic(topicName);
consumerConnection.start();
MessageConsumer consumer = consumerSession.createDurableSubscriber(topic, consumerName);
counsumerStarted.countDown();
Message msg = null;
do {
msg = consumer.receive(5000);
if (msg != null) {
receivedCount.incrementAndGet();
if (received != 0 && received % 100 == 0) {
LOG.info("Received msg: " + msg.getJMSMessageID());
}
if (++received % 2 == 0) {
msg.acknowledge();
acked++;
}
}
} while (msg == null);
consumerConnection.close();
}
assertTrue(received >= acked);
} catch (Exception e) {
e.printStackTrace();
exceptions.add(e);
}
}
};
ExecutorService executor = Executors.newFixedThreadPool(numConsumers);
for (int i = 0; i < numConsumers; i++) {
executor.execute(consumer);
}
assertTrue(counsumerStarted.await(30, TimeUnit.SECONDS));
Connection producerConnection = factory.createConnection();
((ActiveMQConnection) producerConnection).setWatchTopicAdvisories(false);
Session producerSession = producerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Topic topic = producerSession.createTopic(topicName);
MessageProducer producer = producerSession.createProducer(topic);
producerConnection.start();
for (int i = 0; i < numMessages; i++) {
BytesMessage msg = producerSession.createBytesMessage();
msg.writeBytes(payload);
producer.send(msg);
if (i != 0 && i % 100 == 0) {
LOG.info("Sent msg " + i);
}
}
executor.shutdown();
executor.awaitTermination(30, TimeUnit.SECONDS);
Wait.waitFor(new Wait.Condition(){
public boolean isSatisified() throws Exception{
LOG.info("receivedCount: " + receivedCount.get());
return receivedCount.get() == numMessages;
}
}, 360 * 1000);
assertEquals("got required some messages", numMessages, receivedCount.get());
assertTrue("no exceptions, but: " + exceptions, exceptions.isEmpty());
}
public void testConsumerRecover() throws Exception{
doTestConsumer(true);
}
public void testConsumer() throws Exception{
doTestConsumer(false);
}
public void testPrefetchViaBrokerConfig() throws Exception {
Integer prefetchVal = new Integer(150);
PolicyEntry policyEntry = new PolicyEntry();
policyEntry.setDurableTopicPrefetch(prefetchVal.intValue());
policyEntry.setPrioritizedMessages(true);
PolicyMap policyMap = new PolicyMap();
policyMap.setDefaultEntry(policyEntry);
broker.setDestinationPolicy(policyMap);
broker.start();
factory = createConnectionFactory();
Connection consumerConnection = factory.createConnection();
consumerConnection.setClientID(CONSUMER_NAME);
Session consumerSession = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Topic topic = consumerSession.createTopic(getClass().getName());
MessageConsumer consumer = consumerSession.createDurableSubscriber(topic, CONSUMER_NAME);
consumerConnection.start();
ObjectName activeSubscriptionObjectName = broker.getAdminView().getDurableTopicSubscribers()[0];
Object prefetchFromSubView = broker.getManagementContext().getAttribute(activeSubscriptionObjectName, "PrefetchSize");
assertEquals(prefetchVal, prefetchFromSubView);
}
public void doTestConsumer(boolean forceRecover) throws Exception{
if (forceRecover) {
configurePersistence(broker);
}
broker.start();
factory = createConnectionFactory();
Connection consumerConnection = factory.createConnection();
consumerConnection.setClientID(CONSUMER_NAME);
Session consumerSession = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Topic topic = consumerSession.createTopic(getClass().getName());
MessageConsumer consumer = consumerSession.createDurableSubscriber(topic, CONSUMER_NAME);
consumerConnection.start();
consumerConnection.close();
broker.stop();
broker = createBroker(false);
if (forceRecover) {
configurePersistence(broker);
}
broker.start();
Connection producerConnection = factory.createConnection();
Session producerSession = producerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
MessageProducer producer = producerSession.createProducer(topic);
producerConnection.start();
for (int i = 0; i < COUNT; i++) {
BytesMessage msg = producerSession.createBytesMessage();
msg.writeBytes(payload);
producer.send(msg);
if (i != 0 && i % 1000 == 0) {
LOG.info("Sent msg " + i);
}
}
producerConnection.close();
broker.stop();
broker = createBroker(false);
if (forceRecover) {
configurePersistence(broker);
}
broker.start();
consumerConnection = factory.createConnection();
consumerConnection.setClientID(CONSUMER_NAME);
consumerConnection.start();
consumerSession = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
consumer = consumerSession.createDurableSubscriber(topic, CONSUMER_NAME);
for (int i = 0; i < COUNT; i++) {
Message msg = consumer.receive(10000);
assertNotNull("Missing message: " + i, msg);
if (i != 0 && i % 1000 == 0) {
LOG.info("Received msg " + i);
}
}
consumerConnection.close();
}
@Override
protected void setUp() throws Exception{
if (broker == null) {
broker = createBroker(true);
}
super.setUp();
}
@Override
protected void tearDown() throws Exception{
super.tearDown();
if (broker != null) {
broker.stop();
broker = null;
}
}
protected Topic creatTopic(Session s,String destinationName) throws JMSException{
return s.createTopic(destinationName);
}
/**
* Factory method to create a new broker
*
* @throws Exception
*/
protected BrokerService createBroker(boolean deleteStore) throws Exception{
BrokerService answer = new BrokerService();
configureBroker(answer, deleteStore);
return answer;
}
protected void configureBroker(BrokerService answer,boolean deleteStore) throws Exception{
answer.setDeleteAllMessagesOnStartup(deleteStore);
KahaDBStore kaha = new KahaDBStore();
//kaha.setConcurrentStoreAndDispatchTopics(false);
File directory = new File("target/activemq-data/kahadb");
if (deleteStore) {
IOHelper.deleteChildren(directory);
}
kaha.setDirectory(directory);
//kaha.setMaxAsyncJobs(10);
answer.setPersistenceAdapter(kaha);
answer.addConnector(bindAddress);
answer.setUseShutdownHook(false);
answer.setAdvisorySupport(false);
answer.setDedicatedTaskRunner(useDedicatedTaskRunner);
}
protected ActiveMQConnectionFactory createConnectionFactory() throws Exception{
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(bindAddress);
factory.setUseDedicatedTaskRunner(useDedicatedTaskRunner);
return factory;
}
public static Test suite(){
return suite(DurableConsumerTest.class);
}
public static void main(String[] args){
junit.textui.TestRunner.run(suite());
}
}