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Smack/source/org/jivesoftware/smack/SSLXMPPConnection.java
Matt Tucker fdb4b017ff Updated to Apache 2.0 license.
git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@2408 b35dd754-fafc-0310-a699-88a17e54d16e
2004-11-02 23:53:30 +00:00

168 lines
5.6 KiB
Java

/**
* $RCSfile$
* $Revision$
* $Date$
*
* Copyright 2003-2004 Jive Software.
*
* All rights reserved. Licensed 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.jivesoftware.smack;
import javax.net.ssl.SSLSocketFactory;
import com.sun.net.ssl.*;
import java.io.IOException;
import java.net.*;
import java.security.NoSuchAlgorithmException;
import java.security.KeyManagementException;
import javax.net.SocketFactory;
import com.sun.net.ssl.X509TrustManager;
import java.security.cert.X509Certificate;
import java.security.cert.CertificateExpiredException;
import java.security.cert.CertificateNotYetValidException;
/**
* Creates an SSL connection to a XMPP server.
*
* @author Matt Tucker
*/
public class SSLXMPPConnection extends XMPPConnection {
private static SocketFactory socketFactory = new DummySSLSocketFactory();
/**
* Creates a new SSL connection to the specified host on the default
* SSL port (5223).
*
* @param host the XMPP host.
* @throws XMPPException if an error occurs while trying to establish the connection.
* Two possible errors can occur which will be wrapped by an XMPPException --
* UnknownHostException (XMPP error code 504), and IOException (XMPP error code
* 502). The error codes and wrapped exceptions can be used to present more
* appropiate error messages to end-users.
*/
public SSLXMPPConnection(String host) throws XMPPException {
this(host, 5223);
}
/**
* Creates a new SSL connection to the specified host on the specified port.
*
* @param host the XMPP host.
* @param port the port to use for the connection (default XMPP SSL port is 5223).
* @throws XMPPException if an error occurs while trying to establish the connection.
* Two possible errors can occur which will be wrapped by an XMPPException --
* UnknownHostException (XMPP error code 504), and IOException (XMPP error code
* 502). The error codes and wrapped exceptions can be used to present more
* appropiate error messages to end-users.
*/
public SSLXMPPConnection(String host, int port) throws XMPPException {
super(host, port, socketFactory);
}
public boolean isSecureConnection() {
return true;
}
/**
* An SSL socket factory that will let any certifacte past, even if it's expired or
* not singed by a root CA.
*/
private static class DummySSLSocketFactory extends SSLSocketFactory {
private SSLSocketFactory factory;
public DummySSLSocketFactory() {
try {
SSLContext sslcontent = SSLContext.getInstance("TLS");
sslcontent.init(null, // KeyManager not required
new TrustManager[] { new DummyTrustManager() },
new java.security.SecureRandom());
factory = sslcontent.getSocketFactory();
}
catch (NoSuchAlgorithmException e) {
e.printStackTrace();
}
catch (KeyManagementException e) {
e.printStackTrace();
}
}
public static SocketFactory getDefault() {
return new DummySSLSocketFactory();
}
public Socket createSocket(Socket socket, String s, int i, boolean flag)
throws IOException
{
return factory.createSocket(socket, s, i, flag);
}
public Socket createSocket(InetAddress inaddr, int i, InetAddress inaddr2, int j)
throws IOException
{
return factory.createSocket(inaddr, i, inaddr2, j);
}
public Socket createSocket(InetAddress inaddr, int i) throws IOException {
return factory.createSocket(inaddr, i);
}
public Socket createSocket(String s, int i, InetAddress inaddr, int j) throws IOException {
return factory.createSocket(s, i, inaddr, j);
}
public Socket createSocket(String s, int i) throws IOException {
return factory.createSocket(s, i);
}
public String[] getDefaultCipherSuites() {
return factory.getSupportedCipherSuites();
}
public String[] getSupportedCipherSuites() {
return factory.getSupportedCipherSuites();
}
}
/**
* Trust manager which accepts certificates without any validation
* except date validation.
*/
private static class DummyTrustManager implements X509TrustManager {
public boolean isClientTrusted(X509Certificate[] cert) {
return true;
}
public boolean isServerTrusted(X509Certificate[] cert) {
try {
cert[0].checkValidity();
return true;
}
catch (CertificateExpiredException e) {
return false;
}
catch (CertificateNotYetValidException e) {
return false;
}
}
public X509Certificate[] getAcceptedIssuers() {
return new X509Certificate[0];
}
}
}