src/eu/alefzero/owncloud/authenticator/EasySSLSocketFactory.java

   1 package eu.alefzero.owncloud.authenticator;
   2
   3 /*
   4  * Licensed to the Apache Software Foundation (ASF) under one
   5  * or more contributor license agreements.  See the NOTICE file
   6  * distributed with this work for additional information
   7  * regarding copyright ownership.  The ASF licenses this file
   8  * to you under the Apache License, Version 2.0 (the
   9  * "License"); you may not use this file except in compliance
  10  * with the License.  You may obtain a copy of the License at
  11  *
  12  *   http://www.apache.org/licenses/LICENSE-2.0
  13  *
  14  * Unless required by applicable law or agreed to in writing,
  15  * software distributed under the License is distributed on an
  16  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
  17  * KIND, either express or implied.  See the License for the
  18  * specific language governing permissions and limitations
  19  * under the License.
  20  */
  21
  22 import java.io.IOException;
  23 import java.net.InetAddress;
  24 import java.net.InetSocketAddress;
  25 import java.net.Socket;
  26 import java.net.UnknownHostException;
  27
  28 import javax.net.ssl.SSLContext;
  29 import javax.net.ssl.SSLSocket;
  30 import javax.net.ssl.TrustManager;
  31
  32 import org.apache.http.conn.ConnectTimeoutException;
  33 import org.apache.http.conn.scheme.LayeredSocketFactory;
  34 import org.apache.http.conn.scheme.SocketFactory;
  35 import org.apache.http.params.HttpConnectionParams;
  36 import org.apache.http.params.HttpParams;
  37
  38 /**
  39  * This socket factory will create ssl socket that accepts self signed
  40  * certificate
  41  *
  42  * @author olamy
  43  * @version $Id: EasySSLSocketFactory.java 765355 2009-04-15 20:59:07Z evenisse
  44  *          $
  45  * @since 1.2.3
  46  */
  47 public class EasySSLSocketFactory implements SocketFactory,
  48     LayeredSocketFactory {
  49
  50   private SSLContext sslcontext = null;
  51
  52   private static SSLContext createEasySSLContext() throws IOException {
  53     try {
  54       SSLContext context = SSLContext.getInstance("TLS");
  55       context.init(null, new TrustManager[] { new EasyX509TrustManager(
  56           null) }, null);
  57       return context;
  58     } catch (Exception e) {
  59       throw new IOException(e.getMessage());
  60     }
  61   }
  62
  63   private SSLContext getSSLContext() throws IOException {
  64     if (this.sslcontext == null) {
  65       this.sslcontext = createEasySSLContext();
  66     }
  67     return this.sslcontext;
  68   }
  69
  70   /**
  71    * @see org.apache.http.conn.scheme.SocketFactory#connectSocket(java.net.Socket,
  72    *      java.lang.String, int, java.net.InetAddress, int,
  73    *      org.apache.http.params.HttpParams)
  74    */
  75   public Socket connectSocket(Socket sock, String host, int port,
  76       InetAddress localAddress, int localPort, HttpParams params)
  77       throws IOException, UnknownHostException, ConnectTimeoutException {
  78     int connTimeout = HttpConnectionParams.getConnectionTimeout(params);
  79     int soTimeout = HttpConnectionParams.getSoTimeout(params);
  80
  81     InetSocketAddress remoteAddress = new InetSocketAddress(host, port);
  82     SSLSocket sslsock = (SSLSocket) ((sock != null) ? sock : createSocket());
  83
  84     if ((localAddress != null) || (localPort > 0)) {
  85       // we need to bind explicitly
  86       if (localPort < 0) {
  87         localPort = 0; // indicates "any"
  88       }
  89       InetSocketAddress isa = new InetSocketAddress(localAddress,
  90           localPort);
  91       sslsock.bind(isa);
  92     }
  93
  94     sslsock.connect(remoteAddress, connTimeout);
  95     sslsock.setSoTimeout(soTimeout);
  96     return sslsock;
  97
  98   }
  99
 100   /**
 101    * @see org.apache.http.conn.scheme.SocketFactory#createSocket()
 102    */
 103   public Socket createSocket() throws IOException {
 104     return getSSLContext().getSocketFactory().createSocket();
 105   }
 106
 107   /**
 108    * @see org.apache.http.conn.scheme.SocketFactory#isSecure(java.net.Socket)
 109    */
 110   public boolean isSecure(Socket socket) throws IllegalArgumentException {
 111     return true;
 112   }
 113
 114   /**
 115    * @see org.apache.http.conn.scheme.LayeredSocketFactory#createSocket(java.net.Socket,
 116    *      java.lang.String, int, boolean)
 117    */
 118   public Socket createSocket(Socket socket, String host, int port,
 119       boolean autoClose) throws IOException, UnknownHostException {
 120     return getSSLContext().getSocketFactory().createSocket(socket, host, port, autoClose);
 121   }
 122
 123   // -------------------------------------------------------------------
 124   // javadoc in org.apache.http.conn.scheme.SocketFactory says :
 125   // Both Object.equals() and Object.hashCode() must be overridden
 126   // for the correct operation of some connection managers
 127   // -------------------------------------------------------------------
 128
 129   public boolean equals(Object obj) {
 130     return ((obj != null) && obj.getClass().equals(
 131         EasySSLSocketFactory.class));
 132   }
 133
 134   public int hashCode() {
 135     return EasySSLSocketFactory.class.hashCode();
 136   }
 137
 138 }