/*
* 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.transport.failover;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
import java.io.IOException;
import java.net.ServerSocket;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicLong;
import javax.jms.JMSSecurityException;
import javax.jms.Queue;
import javax.jms.Session;
import javax.net.ServerSocketFactory;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerPlugin;
import org.apache.activemq.broker.BrokerPluginSupport;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.ConnectionContext;
import org.apache.activemq.broker.LinkStealingTest;
import org.apache.activemq.broker.region.Subscription;
import org.apache.activemq.command.ConsumerInfo;
import org.apache.activemq.command.ProducerInfo;
import org.apache.activemq.transport.TransportListener;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
/**
* Test state tracking operations during failover
*/
public class FailoverStateTrackingTest {
private static final Logger LOG = LoggerFactory.getLogger(LinkStealingTest.class);
private BrokerService brokerService;
private int serverPort;
private ActiveMQConnectionFactory cf;
private String connectionURI;
private ActiveMQConnection connection;
private final AtomicLong consumerCounter = new AtomicLong();
private final AtomicLong producerCounter = new AtomicLong();
@Before
public void setUp() throws Exception {
serverPort = getProxyPort();
createAuthenticatingBroker();
connectionURI = "failover:(tcp://0.0.0.0:" + serverPort + ")?jms.watchTopicAdvisories=false";
cf = new ActiveMQConnectionFactory(connectionURI);
brokerService.start();
}
@After
public void tearDown() throws Exception {
if (connection != null) {
try {
connection.close();
} catch (Exception e) {}
connection = null;
}
if (brokerService != null) {
brokerService.stop();
brokerService = null;
}
}
@Test
public void testUnauthorizedConsumerIsNotRecreated() throws Exception {
final CountDownLatch connectionDropped = new CountDownLatch(1);
final CountDownLatch connectionRestored = new CountDownLatch(1);
connection = (ActiveMQConnection) cf.createConnection();
connection.addTransportListener(new TransportListener() {
@Override
public void transportResumed() {
if (connectionDropped.getCount() == 0) {
connectionRestored.countDown();
}
}
@Override
public void transportInterupted() {
connectionDropped.countDown();
}
@Override
public void onException(IOException error) {
}
@Override
public void onCommand(Object command) {
}
});
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = session.createQueue("testQueue");
try {
session.createConsumer(queue);
fail("Should have failed to create this consumer");
} catch (JMSSecurityException ex) {}
brokerService.stop();
brokerService.waitUntilStopped();
assertTrue("Connection should be interrupted", connectionDropped.await(10, TimeUnit.SECONDS));
createTrackingBroker();
brokerService.start();
assertTrue("Connection should be reconnected", connectionRestored.await(10, TimeUnit.SECONDS));
try {
session.createConsumer(queue);
} catch (JMSSecurityException ex) {
fail("Should have been able to create this consumer");
}
assertEquals(1, consumerCounter.get());
}
@Test
public void testUnauthorizedProducerIsNotRecreated() throws Exception {
final CountDownLatch connectionDropped = new CountDownLatch(1);
final CountDownLatch connectionRestored = new CountDownLatch(1);
connection = (ActiveMQConnection) cf.createConnection();
connection.addTransportListener(new TransportListener() {
@Override
public void transportResumed() {
LOG.debug("Connection restored");
if (connectionDropped.getCount() == 0) {
connectionRestored.countDown();
}
}
@Override
public void transportInterupted() {
LOG.debug("Connection interrupted");
connectionDropped.countDown();
}
@Override
public void onException(IOException error) {
}
@Override
public void onCommand(Object command) {
}
});
Session session = connection.createSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = session.createQueue("testQueue");
try {
session.createProducer(queue);
fail("Should have failed to create this producer");
} catch (JMSSecurityException ex) {}
brokerService.stop();
brokerService.waitUntilStopped();
assertTrue("Connection should be interrupted", connectionDropped.await(10, TimeUnit.SECONDS));
createTrackingBroker();
brokerService.start();
assertTrue("Connection should be reconnected", connectionRestored.await(10, TimeUnit.SECONDS));
try {
session.createProducer(queue);
} catch (JMSSecurityException ex) {
fail("Should have been able to create this producer");
}
assertEquals(1, producerCounter.get());
}
private void createAuthenticatingBroker() throws Exception {
brokerService = new BrokerService();
brokerService.setPersistent(false);
brokerService.setPlugins(new BrokerPlugin[] { new BrokerPluginSupport() {
@Override
public Subscription addConsumer(ConnectionContext context, ConsumerInfo info) throws Exception {
throw new SecurityException();
}
@Override
public void addProducer(ConnectionContext context, ProducerInfo info) throws Exception {
throw new SecurityException();
}
}});
brokerService.addConnector("tcp://0.0.0.0:" + serverPort);
}
private void createTrackingBroker() throws Exception {
consumerCounter.set(0);
producerCounter.set(0);
brokerService = new BrokerService();
brokerService.setPersistent(false);
brokerService.setPlugins(new BrokerPlugin[] { new BrokerPluginSupport() {
@Override
public Subscription addConsumer(ConnectionContext context, ConsumerInfo info) throws Exception {
consumerCounter.incrementAndGet();
return getNext().addConsumer(context, info);
}
@Override
public void addProducer(ConnectionContext context, ProducerInfo info) throws Exception {
producerCounter.incrementAndGet();
getNext().addProducer(context, info);
}
}});
brokerService.addConnector("tcp://0.0.0.0:" + serverPort);
}
protected int getProxyPort() {
int proxyPort = 61616;
try (ServerSocket ss = ServerSocketFactory.getDefault().createServerSocket(0)) {
proxyPort = ss.getLocalPort();
} catch (IOException e) {
}
return proxyPort;
}
}