ActiveMQ example source code file (SslContextNBrokerServiceTest.java)

This example ActiveMQ source code file (SslContextNBrokerServiceTest.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" ^TM.

Java - ActiveMQ tags/keywords

brokerservice, brokerservice, certchaincatcher, certchaincatcher, certificateexception, classpathxmlapplicationcontext, exception, exception, net, network, ssl, sslcontextnbrokerservicetest, sslsocket, string, string, uri, util, x509certificate

The ActiveMQ SslContextNBrokerServiceTest.java source code

/**
 * 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.tcp;

import java.net.URI;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.Iterator;
import java.util.Map;

import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.TrustManager;
import javax.net.ssl.X509TrustManager;

import junit.framework.TestCase;

import org.apache.activemq.broker.BrokerService;
import org.apache.activemq.broker.TransportConnector;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.context.support.ClassPathXmlApplicationContext;


public class SslContextNBrokerServiceTest extends TestCase {
    private static final transient Logger LOG = LoggerFactory.getLogger(SslContextNBrokerServiceTest.class);
    
    private ClassPathXmlApplicationContext context;
    Map beansOfType;
    
    public void testConfigurationIsolation() throws Exception {
        
        assertTrue("dummy bean has dummy cert", verifyCredentials("dummy"));
        assertTrue("good bean has amq cert", verifyCredentials("activemq.org"));
    }
    
    private boolean verifyCredentials(String name) throws Exception {
        boolean result = false;
        BrokerService broker = getBroker(name);
        assertNotNull(name, broker);
        broker.start();
        try {
            result = verifySslCredentials(broker);
        } finally {
            broker.stop();
        }
        return result;
    }

    private boolean verifySslCredentials(BrokerService broker) throws Exception {
        TransportConnector connector = broker.getTransportConnectors().get(0);
        URI brokerUri = connector.getConnectUri();

        SSLContext context = SSLContext.getInstance("TLS");        
        CertChainCatcher catcher = new CertChainCatcher(); 
        context.init(null, new TrustManager[] {catcher}, null);
        
        SSLSocketFactory factory = context.getSocketFactory();
        LOG.info("Connecting to broker: " + broker.getBrokerName()
                + " on: " + brokerUri.getHost() + ":" + brokerUri.getPort());
        SSLSocket socket = (SSLSocket)factory.createSocket(brokerUri.getHost(), brokerUri.getPort());
        socket.setSoTimeout(5000);
        socket.startHandshake();
        socket.close();
        
        boolean matches = false;
        if (catcher.serverCerts != null) {
            for (int i = 0; i < catcher.serverCerts.length; i++) {
                X509Certificate cert = catcher.serverCerts[i];
                LOG.info(" " + (i + 1) + " Issuer " + cert.getIssuerDN());
            }
            if (catcher.serverCerts.length > 0) {
                String issuer = catcher.serverCerts[0].getIssuerDN().toString();
                if (issuer.indexOf(broker.getBrokerName()) != -1) {
                    matches = true;
                }
            }
        }
        return matches; 
    }


    private BrokerService getBroker(String name) {
        BrokerService result = null;
        Iterator iterator = beansOfType.values().iterator();
        while(iterator.hasNext()) {
            BrokerService candidate = (BrokerService)iterator.next();
            if (candidate.getBrokerName().equals(name)) {
                result = candidate;
                break;
            }
        }
        return result;
    }


    protected void setUp() throws Exception {     
        //System.setProperty("javax.net.debug", "ssl");
        Thread.currentThread().setContextClassLoader(SslContextNBrokerServiceTest.class.getClassLoader());
        context = new ClassPathXmlApplicationContext("org/apache/activemq/transport/tcp/n-brokers-ssl.xml");
        beansOfType = context.getBeansOfType(BrokerService.class);
        
    }
    
    @Override
    protected void tearDown() throws Exception {
        context.destroy();
    }


    class CertChainCatcher implements  X509TrustManager {  
        X509Certificate[] serverCerts;
        
        public void checkClientTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
        }
        public void checkServerTrusted(X509Certificate[] arg0, String arg1) throws CertificateException {
            serverCerts = arg0;
        }
        public X509Certificate[] getAcceptedIssuers() {
            return null;
        }
    }
}