/**
* 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 java.net.URI;
import java.util.ArrayList;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import javax.jms.Connection;
import javax.jms.MessageConsumer;
import javax.jms.Queue;
import javax.jms.Session;
import junit.framework.TestCase;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.TransportConnector;
import org.apache.activemq.network.NetworkConnector;
public class FailoverClusterTest extends TestCase {
private static final int NUMBER = 10;
private static final String BROKER_BIND_ADDRESS = "tcp://0.0.0.0:0";
private static final String BROKER_A_NAME = "BROKERA";
private static final String BROKER_B_NAME = "BROKERB";
private BrokerService brokerA;
private BrokerService brokerB;
private String clientUrl;
private final List<ActiveMQConnection> connections = new ArrayList<ActiveMQConnection>();
protected String getBindAddress() {
return BROKER_BIND_ADDRESS;
}
public void testClusterConnectedAfterClients() throws Exception {
createClients();
if (brokerB == null) {
brokerB = createBrokerB(getBindAddress());
}
Thread.sleep(3000);
Set<String> set = new HashSet<String>();
for (ActiveMQConnection c : connections) {
set.add(c.getTransportChannel().getRemoteAddress());
}
assertTrue(set.size() > 1);
}
public void testClusterURIOptionsStrip() throws Exception {
createClients();
if (brokerB == null) {
// add in server side only url param, should not be propagated
brokerB = createBrokerB(getBindAddress() + "?transport.closeAsync=false");
}
Thread.sleep(3000);
Set<String> set = new HashSet<String>();
for (ActiveMQConnection c : connections) {
set.add(c.getTransportChannel().getRemoteAddress());
}
assertTrue(set.size() > 1);
}
public void testClusterConnectedBeforeClients() throws Exception {
if (brokerB == null) {
brokerB = createBrokerB(getBindAddress());
}
Thread.sleep(5000);
createClients();
Thread.sleep(2000);
brokerA.stop();
Thread.sleep(2000);
URI brokerBURI = new URI( brokerB.getTransportConnectors().get(0).getPublishableConnectString());
for (ActiveMQConnection c : connections) {
String addr = c.getTransportChannel().getRemoteAddress();
assertTrue(addr.indexOf("" + brokerBURI.getPort()) > 0);
}
}
@Override
protected void setUp() throws Exception {
if (brokerA == null) {
brokerA = createBrokerA(getBindAddress() + "?transport.closeAsync=false");
clientUrl = "failover://(" + brokerA.getTransportConnectors().get(0).getPublishableConnectString() + ")";
}
}
@Override
protected void tearDown() throws Exception {
for (Connection c : connections) {
c.close();
}
if (brokerB != null) {
brokerB.stop();
brokerB = null;
}
if (brokerA != null) {
brokerA.stop();
brokerA = null;
}
}
protected BrokerService createBrokerA(String uri) throws Exception {
BrokerService answer = new BrokerService();
answer.setUseJmx(false);
configureConsumerBroker(answer, uri);
answer.start();
return answer;
}
protected void configureConsumerBroker(BrokerService answer, String uri) throws Exception {
answer.setBrokerName(BROKER_A_NAME);
answer.setPersistent(false);
TransportConnector connector = answer.addConnector(uri);
connector.setRebalanceClusterClients(true);
connector.setUpdateClusterClients(true);
answer.setUseShutdownHook(false);
}
protected BrokerService createBrokerB(String uri) throws Exception {
BrokerService answer = new BrokerService();
answer.setUseJmx(false);
configureNetwork(answer, uri);
answer.start();
return answer;
}
protected void configureNetwork(BrokerService answer, String uri) throws Exception {
answer.setBrokerName(BROKER_B_NAME);
answer.setPersistent(false);
NetworkConnector network = answer.addNetworkConnector("static://" + brokerA.getTransportConnectors().get(0).getPublishableConnectString());
network.setDuplex(true);
TransportConnector connector = answer.addConnector(uri);
connector.setRebalanceClusterClients(true);
connector.setUpdateClusterClients(true);
answer.setUseShutdownHook(false);
}
@SuppressWarnings("unused")
protected void createClients() throws Exception {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(clientUrl);
for (int i = 0; i < NUMBER; i++) {
ActiveMQConnection c = (ActiveMQConnection) factory.createConnection();
c.start();
Session s = c.createSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = s.createQueue(getClass().getName());
MessageConsumer consumer = s.createConsumer(queue);
connections.add(c);
}
}
}