/**
* 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.ConnectionFactory;
import javax.jms.JMSException;
import javax.jms.Session;
import java.util.concurrent.TimeUnit;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.artemis.api.core.management.ActiveMQServerControl;
import org.apache.activemq.artemis.api.core.management.ResourceNames;
import org.apache.activemq.artemis.core.config.Configuration;
import org.apache.activemq.artemis.core.server.management.ManagementService;
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.apache.activemq.util.Wait;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.assertTrue;
/**
* Ensures connections aren't leaked when when we use backup=true and randomize=false
*/
public class FailoverBackupLeakTest extends OpenwireArtemisBaseTest {
private EmbeddedJMS s1, s2;
@Before
public void setUp() throws Exception {
Configuration config0 = createConfig("127.0.0.1", 0);
Configuration config1 = createConfig("127.0.0.1", 1);
deployClusterConfiguration(config0, 1);
deployClusterConfiguration(config1, 0);
s1 = new EmbeddedJMS().setConfiguration(config0).setJmsConfiguration(new JMSConfigurationImpl());
s2 = new EmbeddedJMS().setConfiguration(config1).setJmsConfiguration(new JMSConfigurationImpl());
s1.start();
s2.start();
Assert.assertTrue(s1.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
Assert.assertTrue(s2.waitClusterForming(100, TimeUnit.MILLISECONDS, 20, 2));
}
@After
public void tearDown() throws Exception {
if (s2 != null) {
s2.stop();
}
if (s1 != null) {
s1.stop();
}
}
@Test
public void backupNoRandomize() throws Exception {
check("backup=true&randomize=false");
}
@Test
public void priorityBackupNoRandomize() throws Exception {
check("priorityBackup=true&randomize=false");
}
private void check(String connectionProperties) throws Exception {
String s1URL = newURI(0), s2URL = newURI(1);
String uri = "failover://(" + s1URL + "," + s2URL + ")?" + connectionProperties;
ActiveMQConnectionFactory factory = new ActiveMQConnectionFactory(uri);
final int initCount1 = getConnectionCount(s1);
final int initCount2 = getConnectionCount(s2);
for (int i = 0; i < 10; i++) {
buildConnection(factory);
}
assertTrue(connectionProperties + " broker1 connection count not zero: was[" + getConnectionCount(s1) + "]", Wait.waitFor(new Wait.Condition() {
@Override
public boolean isSatisified() throws Exception {
return getConnectionCount(s1) == initCount1;
}
}));
assertTrue(connectionProperties + " broker2 connection count not zero: was[" + getConnectionCount(s2) + "]", Wait.waitFor(new Wait.Condition() {
@Override
public boolean isSatisified() throws Exception {
return getConnectionCount(s2) == initCount2;
}
}));
}
private int getConnectionCount(EmbeddedJMS server) throws Exception {
ManagementService managementService = server.getActiveMQServer().getManagementService();
ActiveMQServerControl jmsControl = (ActiveMQServerControl) managementService.getResource(ResourceNames.BROKER);
String[] ids = jmsControl.listConnectionIDs();
if (ids != null) {
return ids.length;
}
return 0;
}
private void buildConnection(ConnectionFactory local) throws Exception {
Connection conn = null;
Session sess = null;
try {
conn = local.createConnection();
sess = conn.createSession(false, Session.CLIENT_ACKNOWLEDGE);
} finally {
try {
if (sess != null)
sess.close();
} catch (JMSException ignore) {
}
try {
if (conn != null)
conn.close();
} catch (JMSException ignore) {
}
}
}
}