| /** |
| * 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.usecases; |
| |
| import java.util.ArrayList; |
| import java.util.Arrays; |
| import java.util.concurrent.atomic.AtomicLong; |
| import javax.jms.Connection; |
| import javax.jms.Message; |
| import javax.jms.MessageListener; |
| import javax.jms.MessageProducer; |
| import javax.jms.Session; |
| import javax.jms.TopicSubscriber; |
| import javax.management.ObjectName; |
| import junit.framework.TestCase; |
| import org.apache.activemq.ActiveMQConnectionFactory; |
| import org.apache.activemq.broker.BrokerService; |
| import org.apache.activemq.broker.jmx.DurableSubscriptionViewMBean; |
| import org.apache.activemq.broker.region.policy.PolicyEntry; |
| import org.apache.activemq.broker.region.policy.PolicyMap; |
| import org.apache.activemq.command.ActiveMQTopic; |
| import org.apache.activemq.util.Wait; |
| import org.slf4j.Logger; |
| import org.slf4j.LoggerFactory; |
| |
| public class TopicProducerDurableSubFlowControlTest extends TestCase implements MessageListener { |
| private static final Logger LOG = LoggerFactory.getLogger(TopicProducerDurableSubFlowControlTest.class); |
| private static final String brokerName = "testBroker"; |
| private static final String brokerUrl = "vm://" + brokerName; |
| protected static final int destinationMemLimit = 2097152; // 2MB |
| private static final AtomicLong produced = new AtomicLong(); |
| private static final AtomicLong consumed = new AtomicLong(); |
| private static final int numMessagesToSend = 10000; |
| |
| private BrokerService broker; |
| |
| protected void setUp() throws Exception { |
| doSetup(true); |
| } |
| |
| private void doSetup(boolean deleteAll) throws Exception { |
| // Setup and start the broker |
| broker = new BrokerService(); |
| broker.setBrokerName(brokerName); |
| broker.setSchedulerSupport(false); |
| broker.setUseJmx(true); |
| broker.setUseShutdownHook(false); |
| broker.addConnector(brokerUrl); |
| broker.setAdvisorySupport(false); |
| |
| broker.getSystemUsage().getMemoryUsage().setLimit(destinationMemLimit * 10); |
| |
| broker.setDeleteAllMessagesOnStartup(deleteAll); |
| |
| // Setup the destination policy |
| PolicyMap pm = new PolicyMap(); |
| |
| // Setup the topic destination policy |
| PolicyEntry tpe = new PolicyEntry(); |
| tpe.setTopic(">"); |
| tpe.setMemoryLimit(destinationMemLimit); |
| tpe.setCursorMemoryHighWaterMark(10); |
| tpe.setProducerFlowControl(true); |
| tpe.setAdvisoryWhenFull(true); |
| tpe.setExpireMessagesPeriod(0); |
| |
| |
| pm.setPolicyEntries(Arrays.asList(new PolicyEntry[]{tpe})); |
| |
| setDestinationPolicy(broker, pm); |
| |
| // Start the broker |
| broker.start(); |
| broker.waitUntilStarted(); |
| } |
| |
| protected void setDestinationPolicy(BrokerService broker, PolicyMap pm) { |
| broker.setDestinationPolicy(pm); |
| } |
| |
| protected void tearDown() throws Exception { |
| broker.stop(); |
| broker.waitUntilStopped(); |
| } |
| |
| public void testTopicProducerFlowControl() throws Exception { |
| |
| // Create the connection factory |
| ActiveMQConnectionFactory connectionFactory = new ActiveMQConnectionFactory(brokerUrl); |
| connectionFactory.setAlwaysSyncSend(true); |
| |
| // Start the test destination listener |
| Connection c = connectionFactory.createConnection(); |
| c.setClientID("cliId1"); |
| c.start(); |
| Session listenerSession = c.createSession(false, 1); |
| |
| TopicSubscriber durable = listenerSession.createDurableSubscriber(createDestination(), "DurableSub-0"); |
| durable.close(); |
| |
| durable = listenerSession.createDurableSubscriber(createDestination(), "DurableSub-1"); |
| durable.setMessageListener(this); |
| |
| |
| // Start producing the test messages |
| final Session session = connectionFactory.createConnection().createSession(false, Session.AUTO_ACKNOWLEDGE); |
| final MessageProducer producer = session.createProducer(createDestination()); |
| |
| final Thread producingThread = new Thread("Producing Thread") { |
| public void run() { |
| try { |
| for (long i = 0; i < numMessagesToSend; i++) { |
| producer.send(session.createTextMessage("test")); |
| |
| long count = produced.incrementAndGet(); |
| if (count % 10000 == 0) { |
| LOG.info("Produced " + count + " messages"); |
| } |
| } |
| } catch (Throwable ex) { |
| ex.printStackTrace(); |
| } finally { |
| try { |
| producer.close(); |
| session.close(); |
| } catch (Exception e) { |
| } |
| } |
| } |
| }; |
| |
| producingThread.start(); |
| |
| ArrayList<ObjectName> subON = new ArrayList<>(); |
| |
| final ArrayList<DurableSubscriptionViewMBean> subViews = new ArrayList<>(); |
| subON.addAll(Arrays.asList(broker.getAdminView().getInactiveDurableTopicSubscribers())); |
| subON.addAll(Arrays.asList(broker.getAdminView().getDurableTopicSubscribers())); |
| assertTrue("have a sub", !subON.isEmpty()); |
| |
| for (ObjectName subName : subON) { |
| subViews.add((DurableSubscriptionViewMBean) |
| broker.getManagementContext().newProxyInstance(subName, DurableSubscriptionViewMBean.class, true)); |
| } |
| |
| LOG.info("Wait for producer to stop"); |
| |
| assertTrue("producer thread is done", Wait.waitFor(new Wait.Condition() { |
| @Override |
| public boolean isSatisified() throws Exception { |
| for (DurableSubscriptionViewMBean sub : subViews) { |
| LOG.info("name: " + sub.getSubscriptionName()); |
| LOG.info("cursor size: " + sub.cursorSize()); |
| LOG.info("mem usage: " + sub.getCursorMemoryUsage()); |
| LOG.info("mem % usage: " + sub.getCursorPercentUsage()); |
| } |
| |
| return !producingThread.isAlive(); |
| |
| } |
| }, 10 * 60 * 1000)); |
| |
| for (DurableSubscriptionViewMBean sub : subViews) { |
| LOG.info("name: " + sub.getSubscriptionName()); |
| LOG.info("cursor size: " + sub.cursorSize()); |
| LOG.info("mem usage: " + sub.getCursorMemoryUsage()); |
| LOG.info("mem % usage: " + sub.getCursorPercentUsage()); |
| |
| if (sub.cursorSize() > 0 ) { |
| assertTrue("Has a decent usage", sub.getCursorPercentUsage() > 5); |
| } |
| } |
| |
| } |
| |
| protected ActiveMQTopic createDestination() throws Exception { |
| return new ActiveMQTopic("test"); |
| } |
| |
| @Override |
| public void onMessage(Message message) { |
| long count = consumed.incrementAndGet(); |
| if (count % 10000 == 0) { |
| LOG.info("\tConsumed " + count + " messages"); |
| } |
| } |
| } |