/**
* 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 javax.jms.Connection;
import javax.jms.MessageConsumer;
import javax.jms.Queue;
import javax.jms.Session;
import java.net.URI;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.concurrent.TimeUnit;
import org.apache.activemq.ActiveMQConnection;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.artemis.core.config.Configuration;
import org.apache.activemq.artemis.jms.server.config.impl.JMSConfigurationImpl;
import org.apache.activemq.artemis.jms.server.embedded.EmbeddedJMS;
import org.apache.activemq.broker.artemiswrapper.OpenwireArtemisBaseTest;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class FailoverClusterTest extends OpenwireArtemisBaseTest {
private static final int NUMBER = 10;
private String clientUrl;
private final List<ActiveMQConnection> connections = new ArrayList<>();
EmbeddedJMS server1;
EmbeddedJMS server2;
@Before
public void setUp() throws Exception {
Map<String, String> params = new HashMap<>();
params.put("rebalanceClusterClients", "true");
params.put("updateClusterClients", "true");
Configuration config1 = createConfig("localhost", 1, params);
Configuration config2 = createConfig("localhost", 2, params);
deployClusterConfiguration(config1, 2);
deployClusterConfiguration(config2, 1);
server1 = new EmbeddedJMS().setConfiguration(config1).setJmsConfiguration(new JMSConfigurationImpl());
server2 = new EmbeddedJMS().setConfiguration(config2).setJmsConfiguration(new JMSConfigurationImpl());
clientUrl = "failover://(" + newURI(1) + "," + newURI(2) + ")";
}
@After
public void tearDown() throws Exception {
for (Connection c : connections) {
c.close();
}
server1.stop();
server2.stop();
}
@Test
public void testClusterConnectedAfterClients() throws Exception {
server1.start();
createClients();
Set<String> set = new HashSet<>();
server2.start();
Assert.assertTrue(server1.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
Assert.assertTrue(server2.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
Thread.sleep(3000);
for (ActiveMQConnection c : connections) {
System.out.println("======> adding address: " + c.getTransportChannel().getRemoteAddress());
set.add(c.getTransportChannel().getRemoteAddress());
}
System.out.println("============final size: " + set.size());
Assert.assertTrue(set.size() > 1);
}
//this test seems the same as the above one as long as artemis broker
//is concerned.
@Test
public void testClusterURIOptionsStrip() throws Exception {
server1.start();
createClients();
server2.start();
Assert.assertTrue(server1.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
Assert.assertTrue(server2.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
Thread.sleep(3000);
Set<String> set = new HashSet<>();
for (ActiveMQConnection c : connections) {
set.add(c.getTransportChannel().getRemoteAddress());
}
Assert.assertTrue(set.size() > 1);
}
@Test
public void testClusterConnectedBeforeClients() throws Exception {
server1.start();
server2.start();
Assert.assertTrue(server1.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
Assert.assertTrue(server2.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
createClients();
server1.stop();
Thread.sleep(1000);
URI brokerBURI = new URI(newURI(2));
for (ActiveMQConnection c : connections) {
String addr = c.getTransportChannel().getRemoteAddress();
Assert.assertTrue(addr.indexOf("" + brokerBURI.getPort()) > 0);
}
}
protected void createClients() throws Exception {
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(clientUrl);
for (int i = 0; i < NUMBER; i++) {
System.out.println("*****create connection using url: " + clientUrl);
ActiveMQConnection c = (ActiveMQConnection) factory.createConnection();
System.out.println("got connection, starting it ...");
c.start();
System.out.println("******Started");
Session s = c.createSession(false, Session.AUTO_ACKNOWLEDGE);
Queue queue = s.createQueue(getClass().getName());
MessageConsumer consumer = s.createConsumer(queue);
connections.add(c);
}
}
}