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1   /***
2    * Redistribution and use of this software and associated documentation
3    * ("Software"), with or without modification, are permitted provided
4    * that the following conditions are met:
5    *
6    * 1. Redistributions of source code must retain copyright
7    *    statements and notices.  Redistributions must also contain a
8    *    copy of this document.
9    *
10   * 2. Redistributions in binary form must reproduce the
11   *    above copyright notice, this list of conditions and the
12   *    following disclaimer in the documentation and/or other
13   *    materials provided with the distribution.
14   *
15   * 3. The name "Exolab" must not be used to endorse or promote
16   *    products derived from this Software without prior written
17   *    permission of Exoffice Technologies.  For written permission,
18   *    please contact info@exolab.org.
19   *
20   * 4. Products derived from this Software may not be called "Exolab"
21   *    nor may "Exolab" appear in their names without prior written
22   *    permission of Exoffice Technologies. Exolab is a registered
23   *    trademark of Exoffice Technologies.
24   *
25   * 5. Due credit should be given to the Exolab Project
26   *    (http://www.exolab.org/).
27   *
28   * THIS SOFTWARE IS PROVIDED BY EXOFFICE TECHNOLOGIES AND CONTRIBUTORS
29   * ``AS IS'' AND ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT
30   * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
31   * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL
32   * EXOFFICE TECHNOLOGIES OR ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
33   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
34   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
35   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
36   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
37   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
38   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
39   * OF THE POSSIBILITY OF SUCH DAMAGE.
40   *
41   * Copyright 2003-2005 (C) Exoffice Technologies Inc. All Rights Reserved.
42   *
43   * $Id: TCPSManagedConnectionAcceptor.java,v 1.7 2006/12/16 12:37:17 tanderson Exp $
44   */
45  package org.exolab.jms.net.tcp;
46  
47  import java.io.IOException;
48  import java.net.InetAddress;
49  import java.net.ServerSocket;
50  import java.net.Socket;
51  import javax.net.ServerSocketFactory;
52  import javax.net.ssl.SSLServerSocket;
53  import javax.net.ssl.SSLServerSocketFactory;
54  
55  import org.exolab.jms.net.connector.Authenticator;
56  import org.exolab.jms.net.connector.ManagedConnection;
57  import org.exolab.jms.net.connector.ResourceException;
58  import org.exolab.jms.net.connector.URIRequestInfo;
59  import org.exolab.jms.net.socket.SocketManagedConnectionAcceptor;
60  import org.exolab.jms.net.socket.SocketRequestInfo;
61  import org.exolab.jms.net.uri.URI;
62  import org.exolab.jms.net.util.SSLProperties;
63  import org.exolab.jms.net.util.SSLHelper;
64  
65  
66  /***
67   * Accepts SSL socket connections. constructing new
68   * <code>TCPSManagedConnection</code> instances to serve them.
69   *
70   * @author <a href="mailto:tma@netspace.net.au">Tim Anderson</a>
71   * @version $Revision: 1.7 $ $Date: 2006/12/16 12:37:17 $
72   */
73  class TCPSManagedConnectionAcceptor
74          extends SocketManagedConnectionAcceptor {
75  
76      /***
77       * Construct a new <code>TCPSConnectionAcceptor</code>.
78       * <p/>
79       * This creates a server socket with the specified port and listen backlog.
80       * <p/>
81       * If {@link SocketRequestInfo#getBindAll()} flag can be used on multi-homed
82       * hosts to limit the addresses on which connections are accepted.
83       * If <code>false</code>, the socket will only accept connections on the
84       * address specified by {@link SocketRequestInfo#getHostAddress}.
85       * If <code>true</code> it will accept connections on all local addresses.
86       * <p/>
87       * The port returned by
88       * {@link URIRequestInfo#getPort} must be between 0 and 65535, inclusive
89       *
90       * @param authenticator the connection authenticator
91       * @param info          the connection request info
92       * @throws ResourceException if a server socket cannot be created
93       */
94      public TCPSManagedConnectionAcceptor(Authenticator authenticator,
95                                           TCPSRequestInfo info)
96              throws ResourceException {
97          super(authenticator, info);
98      }
99  
100 
101     /***
102      * Create a new server socket.
103      *
104      * @param port    the port to listen on
105      * @param backlog the listen backlog
106      * @param host    if non-null, specifies to only accept connections to the
107      *                specified address. If null, accept connections on any/all
108      *                local addresses.
109      * @return a new server socket, listening on <code>port</code>
110      * @throws IOException if the socket can't be created
111      */
112     protected ServerSocket createServerSocket(int port, int backlog,
113                                               InetAddress host)
114             throws IOException {
115         TCPSRequestInfo info = (TCPSRequestInfo) getRequestInfo();
116         SSLProperties properties = info.getSSLProperties();
117         if (properties != null) {
118             SSLHelper.configure(properties);    
119         }
120         ServerSocketFactory factory =
121                 SSLServerSocketFactory.getDefault();
122         SSLServerSocket socket = (SSLServerSocket) factory.createServerSocket(
123                 port, backlog, host);
124         socket.setNeedClientAuth(info.getNeedClientAuth());
125         return socket;
126     }
127 
128     /***
129      * Create a new server-side <code>ManagedConnection</code> for an accepted
130      * socket connection.
131      *
132      * @param uri           the URI denoting this acceptor
133      * @param socket        the accepted socket connection
134      * @param authenticator the connection authenticator
135      * @return a new server-side managed connection
136      * @throws ResourceException if the managed connection can't be created
137      */
138     protected ManagedConnection createManagedConnection(
139             URI uri, Socket socket, Authenticator authenticator)
140             throws ResourceException {
141         return new TCPSManagedConnection(uri, socket, authenticator);
142     }
143 
144 }