/**
* 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.util.HashMap;
import java.util.Map;
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 FailoverRandomTest extends OpenwireArtemisBaseTest {
private EmbeddedJMS server0, server1;
@Before
public void setUp() throws Exception {
Map<String, String> params = new HashMap<>();
params.put("rebalanceClusterClients", "true");
params.put("updateClusterClients", "true");
params.put("updateClusterClientsOnRemove", "true");
params.put("brokerName", "A");
Configuration config0 = createConfig("127.0.0.1", 0, params);
params.put("brokerName", "B");
Configuration config1 = createConfig("127.0.0.2", 1, params);
deployClusterConfiguration(config0, 1);
deployClusterConfiguration(config1, 0);
server0 = new EmbeddedJMS().setConfiguration(config0).setJmsConfiguration(new JMSConfigurationImpl());
server1 = new EmbeddedJMS().setConfiguration(config1).setJmsConfiguration(new JMSConfigurationImpl());
server0.start();
server1.start();
Assert.assertTrue(server0.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
Assert.assertTrue(server1.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
}
@After
public void tearDown() throws Exception {
server0.stop();
server1.stop();
}
@Test
public void testRandomConnections() throws Exception {
String failoverUrl = "failover:(" + newURI(0) + "," + newURI(1) + ")";
ActiveMQConnectionFactory cf = new ActiveMQConnectionFactory(failoverUrl);
ActiveMQConnection connection = (ActiveMQConnection) cf.createConnection();
connection.start();
final String brokerName1 = connection.getBrokerName();
Assert.assertNotNull(brokerName1);
connection.close();
String brokerName2 = brokerName1;
int attempts = 40;
while (brokerName1.equals(brokerName2) && attempts-- > 0) {
connection = (ActiveMQConnection) cf.createConnection();
connection.start();
brokerName2 = connection.getBrokerName();
Assert.assertNotNull(brokerName2);
connection.close();
}
Assert.assertTrue(brokerName1 + "!=" + brokerName2, !brokerName1.equals(brokerName2));
}
}