/**
* 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.transport.failover;
import javax.jms.Connection;
import javax.net.ServerSocketFactory;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.Socket;
import java.net.URI;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.CountDownLatch;
import org.apache.activemq.ActiveMQConnectionFactory;
import org.apache.activemq.util.Wait;
import org.junit.Assert;
import org.junit.Test;
public class SlowConnectionTest {
private CountDownLatch socketReadyLatch = new CountDownLatch(1);
@Test
public void testSlowConnection() throws Exception {
MockBroker broker = new MockBroker();
broker.start();
socketReadyLatch.await();
int timeout = 1000;
URI tcpUri = new URI("tcp://localhost:" + broker.ss.getLocalPort() + "?soTimeout=" + timeout + "&trace=true&connectionTimeout=" + timeout + "&wireFormat.maxInactivityDurationInitalDelay=" + timeout);
ActiveMQConnectionFactory cf = new ActiveMQConnectionFactory("failover:(" + tcpUri + ")");
final Connection connection = cf.createConnection();
new Thread(new Runnable() {
@Override
public void run() {
try {
connection.start();
} catch (Throwable ignored) {
}
}
}).start();
int count = 0;
Assert.assertTrue("Transport count: " + count + ", expected <= 1", Wait.waitFor(new Wait.Condition() {
@Override
public boolean isSatisified() throws Exception {
int count = 0;
for (Thread thread : Thread.getAllStackTraces().keySet()) {
if (thread.getName().contains("ActiveMQ Transport")) {
count++;
}
}
return count == 1;
}
}));
broker.interrupt();
broker.join();
}
class MockBroker extends Thread {
ServerSocket ss = null;
public MockBroker() {
super("MockBroker");
}
@Override
public void run() {
List<Socket> inProgress = new ArrayList<>();
ServerSocketFactory factory = ServerSocketFactory.getDefault();
try {
ss = factory.createServerSocket(0);
ss.setSoTimeout(5000);
socketReadyLatch.countDown();
while (!interrupted()) {
inProgress.add(ss.accept()); // eat socket
}
} catch (java.net.SocketTimeoutException expected) {
} catch (Exception e) {
e.printStackTrace();
} finally {
try {
ss.close();
} catch (IOException ignored) {
}
for (Socket s : inProgress) {
try {
s.close();
} catch (IOException ignored) {
}
}
}
}
}
}