Android Open Source - android-http Custom S S L Socket Factory

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License

The source code is released under:
Apache License
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Java Source Code

/*
 * Copyright (C) 2014 the diamond:dogs|group
 */*from  w ww  .  ja va 2s . com*/
 * 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 at.diamonddogs.net.ssl;

import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.Socket;
import java.net.UnknownHostException;
import java.security.KeyStore;

import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.net.ssl.TrustManager;
import javax.net.ssl.TrustManagerFactory;

import org.apache.http.conn.ConnectTimeoutException;
import org.apache.http.conn.scheme.LayeredSocketFactory;
import org.apache.http.conn.scheme.SocketFactory;
import org.apache.http.params.HttpConnectionParams;
import org.apache.http.params.HttpParams;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

public class CustomSSLSocketFactory implements SocketFactory, LayeredSocketFactory {

  private static final Logger LOGGER = LoggerFactory.getLogger(CustomSSLSocketFactory.class.getSimpleName());

  private SSLContext sslcontext = null;

  public CustomSSLSocketFactory(KeyStore store) {
    super();
    sslcontext = createCustomSSLContext(store);
  }

  public CustomSSLSocketFactory(TrustManager tm) {
    super();
    sslcontext = createCustomSSLContext(tm);
  }

  private SSLContext createCustomSSLContext(TrustManager tm) {
    try {
      SSLContext context = SSLContext.getInstance("TLS");
      context.init(null, new TrustManager[] { tm }, null);
      return context;
    } catch (Exception e) {
      LOGGER.error("unable to create ssl context", e);
      return null;
    }
  }

  private SSLContext createCustomSSLContext(KeyStore store) {
    try {
      TrustManagerFactory tmf = TrustManagerFactory.getInstance(TrustManagerFactory.getDefaultAlgorithm());
      tmf.init(store);

      SSLContext context = SSLContext.getInstance("TLS");
      context.init(null, CustomX509TrustManager.getWrappedTrustmanager(tmf.getTrustManagers()), null);
      return context;
    } catch (Exception e) {
      LOGGER.error("unable to create ssl context", e);
      return null;
    }
  }

  /**
   * @see org.apache.http.conn.scheme.SocketFactory#connectSocket(java.net.Socket,
   *      java.lang.String, int, java.net.InetAddress, int,
   *      org.apache.http.params.HttpParams)
   */
  @Override
  public Socket connectSocket(Socket sock, String host, int port, InetAddress localAddress, int localPort, HttpParams params)
      throws IOException, UnknownHostException, ConnectTimeoutException {
    int connTimeout = HttpConnectionParams.getConnectionTimeout(params);
    int soTimeout = HttpConnectionParams.getSoTimeout(params);
    InetSocketAddress remoteAddress = new InetSocketAddress(host, port);
    SSLSocket sslsock = (SSLSocket) ((sock != null) ? sock : createSocket());

    if ((localAddress != null) || (localPort > 0)) {
      // we need to bind explicitly
      if (localPort < 0) {
        localPort = 0; // indicates "any"
      }
      InetSocketAddress isa = new InetSocketAddress(localAddress, localPort);
      sslsock.bind(isa);
    }

    sslsock.connect(remoteAddress, connTimeout);
    sslsock.setSoTimeout(soTimeout);
    return sslsock;
  }

  /**
   * @see org.apache.http.conn.scheme.SocketFactory#createSocket()
   */
  @Override
  public Socket createSocket() throws IOException {
    if (sslcontext != null) {
      return sslcontext.getSocketFactory().createSocket();
    } else {
      try {
        return SSLContext.getDefault().getSocketFactory().createSocket();
      } catch (Exception e) {
        return null;
      }
    }
  }

  /**
   * @see org.apache.http.conn.scheme.SocketFactory#isSecure(java.net.Socket)
   */
  @Override
  @Deprecated
  public boolean isSecure(Socket socket) throws IllegalArgumentException {
    return true;
  }

  /**
   * @see org.apache.http.conn.scheme.LayeredSocketFactory#createSocket(java.net.Socket,
   *      java.lang.String, int, boolean)
   */
  @Override
  public Socket createSocket(Socket socket, String host, int port, boolean autoClose) throws IOException, UnknownHostException {
    if (sslcontext != null) {
      return sslcontext.getSocketFactory().createSocket(socket, host, port, autoClose);
    } else {
      try {
        return SSLContext.getDefault().getSocketFactory().createSocket(socket, host, port, autoClose);
      } catch (Exception e) {
        return null;
      }
    }
  }

  // -------------------------------------------------------------------
  // javadoc in org.apache.http.conn.scheme.SocketFactory says :
  // Both Object.equals() and Object.hashCode() must be overridden
  // for the correct operation of some connection managers
  // -------------------------------------------------------------------

  @Override
  public boolean equals(Object obj) {
    return ((obj != null) && obj.getClass().equals(CustomSSLSocketFactory.class));
  }

  @Override
  public int hashCode() {
    return CustomSSLSocketFactory.class.hashCode();
  }
}
Java Source Code List
