content: /*
   * 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.db.largeMessages;
  
  import static org.apache.activemq.artemis.utils.TestParameters.testProperty;
  import static org.junit.jupiter.api.Assertions.assertArrayEquals;
  import static org.junit.jupiter.api.Assertions.assertEquals;
  import static org.junit.jupiter.api.Assertions.assertNotNull;
  import static org.junit.jupiter.api.Assertions.assertTrue;
  
  import javax.jms.BytesMessage;
  import javax.jms.Connection;
  import javax.jms.ConnectionFactory;
  import javax.jms.MessageConsumer;
  import javax.jms.MessageProducer;
  import javax.jms.Queue;
  import javax.jms.Session;
  import java.lang.invoke.MethodHandles;
  import java.util.Collection;
  import java.util.concurrent.CountDownLatch;
  import java.util.concurrent.CyclicBarrier;
  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.tests.db.common.Database;
  import org.apache.activemq.artemis.tests.db.common.ParameterDBTestBase;
  import org.apache.activemq.artemis.tests.extensions.parameterized.ParameterizedTestExtension;
  import org.apache.activemq.artemis.tests.extensions.parameterized.Parameters;
  import org.apache.activemq.artemis.tests.util.CFUtil;
  import org.apache.activemq.artemis.utils.RandomUtil;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.TestTemplate;
  import org.junit.jupiter.api.extension.ExtendWith;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  @ExtendWith(ParameterizedTestExtension.class)
  public class RealServerDatabaseLargeMessageTest extends ParameterDBTestBase {
  
     private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
  
     private static final String TEST_NAME = "LMDB";
  
     private static final int MESSAGE_SIZE = Integer.parseInt(testProperty(TEST_NAME, "MESSAGE_SIZE", "300000"));
  
     private static final int PRODUCERS = 50;
  
     private static final int MESSAGES_PER_PRODUCER = 2;
  
     private ExecutorService executorService;
  
     Process serverProcess;
  
     @Parameters(name = "db={0}")
     public static Collection<Object[]> parameters() {
        return convertParameters(Database.selectedList());
     }
  
  
     @BeforeEach
     public void before() throws Exception {
        serverProcess = startServer(database.getName(), 0, 60_000);
        executorService = Executors.newFixedThreadPool(PRODUCERS + 1); // there will be one consumer
        runAfter(executorService::shutdownNow);
     }
  
     @TestTemplate
     public void testLargeMessage() throws Exception {
        testLargeMessage("CORE");
        testLargeMessage("AMQP");
        testLargeMessage("OPENWIRE");
     }
  
     public void testLargeMessage(String protocol) throws Exception {
        logger.info("testLargeMessage({})", protocol);
        final String queueName = "QUEUE_" + RandomUtil.randomUUIDString() + "_" + protocol + "_" + database;
  
        ConnectionFactory connectionFactory = CFUtil.createConnectionFactory(protocol, "tcp://localhost:61616");
  
        AtomicInteger errors = new AtomicInteger(0);
        CyclicBarrier startflag = new CyclicBarrier(PRODUCERS);
        CountDownLatch done = new CountDownLatch(PRODUCERS + 1);
  
        byte[] messageLoad = RandomUtil.randomBytes(MESSAGE_SIZE);
  
        for (int i = 0; i < PRODUCERS; i++) {
           executorService.execute(() -> {
              try {
                 try (Connection connection = connectionFactory.createConnection()) {
                    Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
                    Queue queue = session.createQueue(queueName);
                    MessageProducer producer = session.createProducer(queue);
  
                    // align all producers right before start sending
                    startflag.await(5, TimeUnit.SECONDS);
  
                    for (int messageI = 0; messageI < MESSAGES_PER_PRODUCER; messageI++) {
                       BytesMessage message = session.createBytesMessage();
                       message.writeBytes(messageLoad);
                       producer.send(message);
                       session.commit();
                    }
                 }
              } catch (Exception e) {
                 logger.warn(e.getMessage(), e);
                 errors.incrementAndGet();
              } finally {
                 done.countDown();
              }
           });
        }
  
        executorService.execute(() -> {
           try (Connection connection = connectionFactory.createConnection()) {
              connection.start();
              Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
              Queue queue = session.createQueue(queueName);
              MessageConsumer consumer = session.createConsumer(queue);
              for (int messageI = 0; messageI < PRODUCERS * MESSAGES_PER_PRODUCER; messageI++) {
                 BytesMessage message = (BytesMessage) consumer.receive(10_000);
                 assertNotNull(message);
                 logger.debug("Received message");
                 assertEquals(messageLoad.length, message.getBodyLength());
                 byte[] messageRead = new byte[(int)message.getBodyLength()];
                 message.readBytes(messageRead);
                 assertArrayEquals(messageLoad, messageRead);
                 if (messageI % 5 == 0) {
                    session.commit();
                 }
              }
              session.commit();
           } catch (Throwable e) {
              logger.warn(e.getMessage(), e);
              errors.incrementAndGet();
           } finally {
              done.countDown();
           }
        });
  
        assertTrue(done.await(120, TimeUnit.SECONDS));
        assertEquals(0, errors.get());
  
     }
  
  }
  