| /** |
| * 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.network; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assume.assumeNotNull; |
| |
| import java.net.MalformedURLException; |
| import java.util.Set; |
| |
| import javax.management.MBeanServerConnection; |
| import javax.management.ObjectInstance; |
| import javax.management.ObjectName; |
| import javax.management.remote.JMXConnector; |
| import javax.management.remote.JMXConnectorFactory; |
| import javax.management.remote.JMXServiceURL; |
| |
| import org.apache.activemq.broker.BrokerService; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| import org.junit.Test; |
| |
| public class DuplexNetworkMBeanTest { |
| |
| protected static final Logger LOG = LoggerFactory.getLogger(DuplexNetworkMBeanTest.class); |
| protected final int numRestarts = 3; |
| |
| protected BrokerService createBroker() throws Exception { |
| BrokerService broker = new BrokerService(); |
| broker.setBrokerName("broker"); |
| broker.addConnector("tcp://localhost:61617?transport.reuseAddress=true"); |
| |
| return broker; |
| } |
| |
| protected BrokerService createNetworkedBroker() throws Exception { |
| BrokerService broker = new BrokerService(); |
| broker.setBrokerName("networkedBroker"); |
| broker.addConnector("tcp://localhost:62617?transport.reuseAddress=true"); |
| NetworkConnector networkConnector = broker.addNetworkConnector("static:(tcp://localhost:61617?wireFormat.maxInactivityDuration=500)?useExponentialBackOff=false"); |
| networkConnector.setDuplex(true); |
| return broker; |
| } |
| |
| @Test |
| public void testMbeanPresenceOnNetworkBrokerRestart() throws Exception { |
| BrokerService broker = createBroker(); |
| broker.start(); |
| assertEquals(1, countMbeans(broker, "Connector", 30000)); |
| assertEquals(0, countMbeans(broker, "Connection")); |
| BrokerService networkedBroker = null; |
| for (int i=0; i<numRestarts; i++) { |
| networkedBroker = createNetworkedBroker(); |
| networkedBroker.start(); |
| assertEquals(1, countMbeans(networkedBroker, "NetworkBridge", 2000)); |
| assertEquals(1, countMbeans(broker, "NetworkBridge", 2000)); |
| assertEquals(1, countMbeans(broker, "Connection")); |
| networkedBroker.stop(); |
| networkedBroker.waitUntilStopped(); |
| assertEquals(0, countMbeans(networkedBroker, "stopped")); |
| assertEquals(0, countMbeans(broker, "NetworkBridge")); |
| } |
| |
| assertEquals(0, countMbeans(networkedBroker, "NetworkBridge")); |
| assertEquals(0, countMbeans(networkedBroker, "Connector")); |
| assertEquals(0, countMbeans(networkedBroker, "Connection")); |
| assertEquals(1, countMbeans(broker, "Connector")); |
| broker.stop(); |
| broker.waitUntilStopped(); |
| } |
| |
| @Test |
| public void testMbeanPresenceOnBrokerRestart() throws Exception { |
| |
| BrokerService networkedBroker = createNetworkedBroker(); |
| networkedBroker.start(); |
| assertEquals(1, countMbeans(networkedBroker, "Connector", 30000)); |
| assertEquals(0, countMbeans(networkedBroker, "Connection")); |
| |
| BrokerService broker = null; |
| for (int i=0; i<numRestarts; i++) { |
| broker = createBroker(); |
| broker.start(); |
| assertEquals(1, countMbeans(networkedBroker, "NetworkBridge", 5000)); |
| assertEquals("restart number: " + i, 1, countMbeans(broker, "Connection", 10000)); |
| |
| broker.stop(); |
| broker.waitUntilStopped(); |
| assertEquals(0, countMbeans(broker, "stopped")); |
| } |
| |
| //assertEquals(0, countMbeans(networkedBroker, "NetworkBridge")); |
| assertEquals(1, countMbeans(networkedBroker, "Connector")); |
| assertEquals(0, countMbeans(networkedBroker, "Connection")); |
| assertEquals(0, countMbeans(broker, "Connection")); |
| |
| networkedBroker.stop(); |
| networkedBroker.waitUntilStopped(); |
| } |
| |
| private int countMbeans(BrokerService broker, String type) throws Exception { |
| return countMbeans(broker, type, 0); |
| } |
| |
| private int countMbeans(BrokerService broker, String type, int timeout) throws Exception { |
| final long expiryTime = System.currentTimeMillis() + timeout; |
| final ObjectName beanName = new ObjectName("org.apache.activemq:BrokerName=" |
| + broker.getBrokerName() + ",Type=" + type +",*"); |
| Set<?> mbeans = null; |
| int count = 0; |
| do { |
| if (timeout > 0) { |
| Thread.sleep(100); |
| } |
| LOG.info("Query name: " + beanName); |
| mbeans = broker.getManagementContext().queryNames(beanName, null); |
| if (mbeans != null) { |
| count = mbeans.size(); |
| } else { |
| logAllMbeans(broker); |
| } |
| } while ((mbeans == null || mbeans.isEmpty()) && expiryTime > System.currentTimeMillis()); |
| |
| // If port 1099 is in use when the Broker starts, starting the jmx |
| // connector will fail. So, if we have no mbsc to query, skip the |
| // test. |
| if (timeout > 0) { |
| assumeNotNull(mbeans); |
| } |
| |
| return count; |
| } |
| |
| private void logAllMbeans(BrokerService broker) throws MalformedURLException { |
| try { |
| // trace all existing MBeans |
| Set<?> all = broker.getManagementContext().queryNames(null, null); |
| LOG.info("Total MBean count=" + all.size()); |
| for (Object o : all) { |
| ObjectInstance bean = (ObjectInstance)o; |
| LOG.info(bean.getObjectName().toString()); |
| } |
| } catch (Exception ignored) { |
| LOG.warn("getMBeanServer ex: " + ignored); |
| } |
| } |
| } |