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.soak.paging;
  
  import javax.jms.Connection;
  import javax.jms.ConnectionFactory;
  import javax.jms.Message;
  import javax.jms.MessageConsumer;
  import javax.jms.MessageProducer;
  import javax.jms.Queue;
  import javax.jms.Session;
  import java.io.File;
  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.AtomicBoolean;
  import java.util.concurrent.atomic.AtomicInteger;
  
  import org.apache.activemq.artemis.cli.commands.helper.HelperCreate;
  import org.apache.activemq.artemis.tests.soak.SoakTestBase;
  import org.apache.activemq.artemis.tests.util.CFUtil;
  import org.junit.jupiter.api.BeforeAll;
  import org.junit.jupiter.api.BeforeEach;
  import org.junit.jupiter.api.Test;
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  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 static org.apache.activemq.artemis.utils.TestParameters.testProperty;
  
  public class MultipleProducersPagingSoakTest extends SoakTestBase {
     private static final Logger logger = LoggerFactory.getLogger(MethodHandles.lookup().lookupClass());
  
     public static final String SERVER_NAME_0 = "multiple-producers-paging";
  
     public static final String TEST_NAME = "MULTIPLE_PRODUCERS";
  
     @BeforeAll
     public static void createServers() throws Exception {
  
        File server0Location = getFileServerLocation(SERVER_NAME_0);
        deleteDirectory(server0Location);
  
        {
           HelperCreate cliCreateServer = helperCreate();
           cliCreateServer.setUser("admin").setPassword("admin").setAllowAnonymous(true).setNoWeb(false).setArtemisInstance(server0Location).setConfiguration("./src/main/resources/servers/multipleProducersPagingSoak");
           cliCreateServer.createServer();
        }
     }
  
     @BeforeEach
     public void before() throws Exception {
        cleanupData(SERVER_NAME_0);
        startServer(SERVER_NAME_0, 0, 30000);
     }
  
  
     @Test
     public void testMultipleProducers() throws Exception {
        String protocol = "amqp";
        int producers = testProperty(TEST_NAME, "PRODUCERS", 100);
        int consumers = testProperty(TEST_NAME, "CONSUMERS", 10);
        int messagesPerProducer = testProperty(TEST_NAME, "MESSAGES_PER_PRODUCER", 250);
        int totalMessages = producers * messagesPerProducer;
        assertTrue(totalMessages % consumers == 0, "totalMessages % consumers must be 0");
        int messagesPerConsumer = totalMessages / consumers;
  
        String queueName = "MultipleProducers";
        AtomicInteger errors = new AtomicInteger();
  
        CountDownLatch done = new CountDownLatch(producers + consumers);
        AtomicInteger distance = new AtomicInteger(0);
  
        final AtomicInteger[] messagesSent = new AtomicInteger[producers];
        for (int i = 0; i < messagesSent.length; i++) {
           messagesSent[i] = new AtomicInteger(0);
        }
  
        final AtomicInteger[] messagesConsumed = new AtomicInteger[consumers];
        for (int i = 0; i < messagesConsumed.length; i++) {
           messagesConsumed[i] = new AtomicInteger(0);
        }
  
        ExecutorService executor = Executors.newFixedThreadPool(producers + consumers + 1);
        runAfter(executor::shutdownNow);
  
        AtomicBoolean running = new AtomicBoolean(true);
  
        executor.execute(() -> {
           try {
              while (running.get()) {
                 done.await(1, TimeUnit.SECONDS);
                 StringBuilder builder = new StringBuilder();
                 int produced = 0, consumed = 0;
                 for (int i = 0; i < producers; i++) {
                    builder.append("Producer[" + i + "] sent " + messagesSent[i] + "\n");
                    produced += messagesSent[i].get();
                 }
                 for (int i = 0; i < consumers; i++) {
                    builder.append("Consumer[" + i + "] received " + messagesConsumed[i] + "\n");
                    consumed += messagesConsumed[i].get();
                 }
                 builder.append("Total produced: " + produced + "\n");
                 builder.append("Total consumed: " + consumed + "\n");
                 logger.info("\n{}", builder.toString());
              }
           } catch (InterruptedException expected) {
           }
        });
  
        for (int i = 0; i < producers; i++) {
           int producerID = i;
  
  
           ConnectionFactory factory = CFUtil.createConnectionFactory(protocol, "tcp://localhost:61616");
           executor.execute(() -> {
              try (Connection connection = factory.createConnection()) {
                 try (Session session = connection.createSession(true, Session.SESSION_TRANSACTED)) {
                    Queue queue = session.createQueue(queueName);
                    MessageProducer producer = session.createProducer(queue);
                    for (int produced = 0; produced < messagesPerProducer; produced++) {
                       producer.send(session.createTextMessage("hello hello"));
                       session.commit();
                       messagesSent[producerID].incrementAndGet();
                       distance.incrementAndGet();
                    }
                    done.countDown();
                 }
              } catch (Exception e) {
                 logger.warn(e.getMessage(), e);
                 errors.incrementAndGet();
              }
           });
        }
        for (int i = 0; i < consumers; i++) {
           int consumerID = i;
  
           executor.execute(() -> {
              ConnectionFactory factory = CFUtil.createConnectionFactory(protocol, "tcp://localhost:61616");
              try (Connection connection = factory.createConnection()) {
                 connection.start();
                 Session session = connection.createSession(true, Session.SESSION_TRANSACTED);
                 Queue queue = session.createQueue(queueName);
                 MessageConsumer consumer = session.createConsumer(queue);
                 for (int consumed = 0; consumed < messagesPerConsumer; consumed++) {
                    Message message = consumer.receive(10_000);
                    assertNotNull(message);
                    messagesConsumed[consumerID].incrementAndGet();
                    distance.decrementAndGet();
                    if (consumed % 100 == 0) {
                       session.commit();
                    }
                 }
                 session.commit();
              } catch (Throwable e) {
                 errors.incrementAndGet();
                 logger.warn(e.getMessage(), e);
              } finally {
                 done.countDown();
              }
           });
        }
  
        assertTrue(done.await(10, TimeUnit.MINUTES));
        assertEquals(0, errors.get());
  
     }
  
  
  }
  