/**
* 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.discovery;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import javax.jms.DeliveryMode;
import junit.framework.Test;
import org.apache.activemq.broker.StubConnection;
import org.apache.activemq.broker.TransportConnector;
import org.apache.activemq.command.ActiveMQDestination;
import org.apache.activemq.command.ActiveMQQueue;
import org.apache.activemq.command.ConnectionInfo;
import org.apache.activemq.command.ConsumerInfo;
import org.apache.activemq.command.ProducerInfo;
import org.apache.activemq.command.SessionInfo;
import org.apache.activemq.network.NetworkTestSupport;
import org.apache.activemq.transport.Transport;
import org.apache.activemq.transport.TransportFactory;
import org.apache.activemq.transport.failover.FailoverTransport;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
public class DiscoveryTransportBrokerTest extends NetworkTestSupport {
private static final Log LOG = LogFactory.getLog(DiscoveryTransportBrokerTest.class);
String groupName;
public void setUp() throws Exception {
super.setAutoFail(true);
super.setUp();
}
public void testPublisherFailsOver() throws Exception {
ActiveMQDestination destination = new ActiveMQQueue("TEST");
int deliveryMode = DeliveryMode.NON_PERSISTENT;
// Start a normal consumer on the local broker
StubConnection connection1 = createConnection();
ConnectionInfo connectionInfo1 = createConnectionInfo();
SessionInfo sessionInfo1 = createSessionInfo(connectionInfo1);
ConsumerInfo consumerInfo1 = createConsumerInfo(sessionInfo1, destination);
connection1.send(connectionInfo1);
connection1.send(sessionInfo1);
connection1.request(consumerInfo1);
// Start a normal consumer on a remote broker
StubConnection connection2 = createRemoteConnection();
ConnectionInfo connectionInfo2 = createConnectionInfo();
SessionInfo sessionInfo2 = createSessionInfo(connectionInfo2);
ConsumerInfo consumerInfo2 = createConsumerInfo(sessionInfo2, destination);
connection2.send(connectionInfo2);
connection2.send(sessionInfo2);
connection2.request(consumerInfo2);
// Start a failover publisher.
StubConnection connection3 = createFailoverConnection();
ConnectionInfo connectionInfo3 = createConnectionInfo();
SessionInfo sessionInfo3 = createSessionInfo(connectionInfo3);
ProducerInfo producerInfo3 = createProducerInfo(sessionInfo3);
connection3.send(connectionInfo3);
connection3.send(sessionInfo3);
connection3.send(producerInfo3);
// Send the message using the fail over publisher.
connection3.request(createMessage(producerInfo3, destination, deliveryMode));
// The message will be sent to one of the brokers.
FailoverTransport ft = (FailoverTransport)connection3.getTransport().narrow(FailoverTransport.class);
// See which broker we were connected to.
StubConnection connectionA;
StubConnection connectionB;
TransportConnector serverA;
if (connector.getServer().getConnectURI().equals(ft.getConnectedTransportURI())) {
connectionA = connection1;
connectionB = connection2;
serverA = connector;
} else {
connectionA = connection2;
connectionB = connection1;
serverA = remoteConnector;
}
assertNotNull(receiveMessage(connectionA));
assertNoMessagesLeft(connectionB);
// Dispose the server so that it fails over to the other server.
LOG.info("Disconnecting active server");
serverA.stop();
LOG.info("Sending request that should failover");
connection3.request(createMessage(producerInfo3, destination, deliveryMode));
assertNotNull(receiveMessage(connectionB));
assertNoMessagesLeft(connectionA);
}
protected String getLocalURI() {
return "tcp://localhost:0?wireFormat.tcpNoDelayEnabled=true";
}
protected String getRemoteURI() {
return "tcp://localhost:0?wireFormat.tcpNoDelayEnabled=true";
}
protected TransportConnector createConnector() throws Exception, IOException, URISyntaxException {
TransportConnector x = super.createConnector();
x.setDiscoveryUri(new URI(getDiscoveryUri()));
return x;
}
protected String getDiscoveryUri() {
if ( groupName == null ) {
groupName = "group-"+System.currentTimeMillis();
}
return "multicast://default?group="+groupName;
}
protected TransportConnector createRemoteConnector() throws Exception, IOException, URISyntaxException {
TransportConnector x = super.createRemoteConnector();
x.setDiscoveryUri(new URI(getDiscoveryUri()));
return x;
}
protected StubConnection createFailoverConnection() throws Exception {
URI failoverURI = new URI("discovery:" + getDiscoveryUri());
Transport transport = TransportFactory.connect(failoverURI);
StubConnection connection = new StubConnection(transport);
connections.add(connection);
return connection;
}
public static Test suite() {
return suite(DiscoveryTransportBrokerTest.class);
}
public static void main(String[] args) {
junit.textui.TestRunner.run(suite());
}
}