gistfile1.txt

/*
 * 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.artemis.tests.integration.amqp;

import java.lang.invoke.MethodHandles;
import java.util.concurrent.CountDownLatch;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;

import org.apache.activemq.artemis.api.core.QueueConfiguration;
import org.apache.activemq.artemis.api.core.RoutingType;
import org.apache.activemq.artemis.core.server.ActiveMQServer;
import org.apache.activemq.artemis.core.server.Queue;
import org.apache.activemq.artemis.tests.util.ActiveMQTestBase;
import org.apache.activemq.artemis.tests.util.Wait;
import org.apache.qpid.protonj2.test.driver.ProtonTestClient;
import org.junit.Assert;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class AMQPConsumerDroppedTest extends ActiveMQTestBase {

   private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());

   int NUMBER_OF_CONNECTIONS = 100;

   @Test (timeout = 20_000)
   public void testConsumerDropped() throws Exception {
      ActiveMQServer server = createServer(false, createDefaultConfig(true));
      server.start();
      Queue serverQueue = server.createQueue(new QueueConfiguration("test-queue").setRoutingType(RoutingType.ANYCAST)
                            .setAddress("test-queue")
                            .setAutoCreated(false));

      ExecutorService executorService = Executors.newFixedThreadPool(NUMBER_OF_CONNECTIONS);
      runAfter(executorService::shutdownNow);

      CountDownLatch done = new CountDownLatch(NUMBER_OF_CONNECTIONS);
      AtomicInteger errors = new AtomicInteger(0);

      for (int i = 0; i < NUMBER_OF_CONNECTIONS; i++) {
         executorService.execute(() -> {
            try (ProtonTestClient peer = new ProtonTestClient()) {
               peer.queueClientSaslAnonymousConnect();
               peer.remoteOpen().queue();
               peer.expectOpen();
               peer.remoteBegin().queue();
               peer.expectBegin();
               peer.remoteAttach().ofReceiver()
                  .withName("test-client-drop")
                  .withSenderSettleModeUnsettled()
                  .withReceivervSettlesFirst()
                  .withTarget().also()
                  .withSource().withAddress("test-queue")
                  .withExpiryPolicyOnLinkDetach()
                  .withDurabilityOfNone()
                  .withCapabilities("queue")
                  .withOutcomes("amqp:accepted:list", "amqp:rejected:list")
                  .also()
                  .queue();
               peer.dropAfterLastHandler(); // This closes the netty connection after the attach is written
               peer.connect("localhost", 61616);

               // Waits for all the commands to fire and the drop action to be run.
               peer.waitForScriptToComplete();
            } catch (Throwable e) {
               errors.incrementAndGet();
               logger.warn(e.getMessage(), e);
            } finally {
               done.countDown();
            }
         });
      }

      Assert.assertTrue(done.await(10, TimeUnit.SECONDS));

      Assert.assertEquals(0, errors.get());
      
      Wait.assertEquals(0, () -> serverQueue.getConsumers().size(), 5000, 100);

   }

}