/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
* Free SoftwareFoundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.vfs;
import com.caucho.inject.Module;
import com.caucho.util.IntMap;
import javax.net.ssl.SSLPeerUnverifiedException;
import javax.net.ssl.SSLSession;
import javax.net.ssl.SSLSocket;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.InetAddress;
import java.net.Socket;
import java.nio.ByteBuffer;
import java.nio.channels.SelectableChannel;
import java.nio.channels.SocketChannel;
import java.security.cert.CertificateException;
import java.security.cert.X509Certificate;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
* Abstract socket to handle both normal sockets and bin/resin sockets.
*/
@Module
public class QSocketChannelWrapper extends QSocket {
private static final Logger log
= Logger.getLogger(QSocketChannelWrapper.class.getName());
private static Class<?> sslSocketClass;
private static IntMap sslKeySizes;
private SocketChannel _channel;
private ByteBuffer _byteBuffer;
private byte []_buffer;
private SocketChannelStream _streamImpl;
public QSocketChannelWrapper()
{
_byteBuffer = ByteBuffer.allocate(TempBuffer.SIZE);
}
public QSocketChannelWrapper(SocketChannel s)
{
this();
init(s);
}
public void init(SocketChannel channel)
{
_channel = channel;
}
public Socket getSocket()
{
return _channel.socket();
}
/**
* Sets the socket timeout.
*/
public void setReadTimeout(int ms)
throws IOException
{
getSocket().setSoTimeout(ms);
}
/**
* Returns the server inet address that accepted the request.
*/
@Override
public InetAddress getLocalAddress()
{
return getSocket().getLocalAddress();
}
/**
* Returns the server port that accepted the request.
*/
@Override
public int getLocalPort()
{
return getSocket().getLocalPort();
}
/**
* Returns the remote client's inet address.
*/
@Override
public InetAddress getRemoteAddress()
{
if (_channel != null)
return getSocket().getInetAddress();
else
return null;
}
/**
* Returns the remote client's port.
*/
@Override
public int getRemotePort()
{
if (_channel != null)
return getSocket().getPort();
else
return 0;
}
/**
* Returns true if the connection is secure.
*/
@Override
public boolean isSecure()
{
if (_channel == null || sslSocketClass == null)
return false;
else
return sslSocketClass.isAssignableFrom(getSocket().getClass());
}
/**
* Returns the secure cipher algorithm.
*/
@Override
public String getCipherSuite()
{
if (! (getSocket() instanceof SSLSocket))
return super.getCipherSuite();
SSLSocket sslSocket = (SSLSocket) getSocket();
SSLSession sslSession = sslSocket.getSession();
if (sslSession != null)
return sslSession.getCipherSuite();
else
return null;
}
/**
* Returns the bits in the socket.
*/
@Override
public int getCipherBits()
{
if (! (getSocket() instanceof SSLSocket))
return super.getCipherBits();
SSLSocket sslSocket = (SSLSocket) getSocket();
SSLSession sslSession = sslSocket.getSession();
if (sslSession != null)
return sslKeySizes.get(sslSession.getCipherSuite());
else
return 0;
}
/**
* Returns the client certificate.
*/
@Override
public X509Certificate getClientCertificate()
throws CertificateException
{
X509Certificate []certs = getClientCertificates();
if (certs == null || certs.length == 0)
return null;
else
return certs[0];
}
/**
* Returns the client certificate.
*/
@Override
public X509Certificate []getClientCertificates()
throws CertificateException
{
if (sslSocketClass == null)
return null;
else
return getClientCertificatesImpl();
}
/**
* Returns the client certificate.
*/
private X509Certificate []getClientCertificatesImpl()
throws CertificateException
{
if (! (getSocket() instanceof SSLSocket))
return null;
SSLSocket sslSocket = (SSLSocket) getSocket();
SSLSession sslSession = sslSocket.getSession();
if (sslSession == null)
return null;
try {
return (X509Certificate []) sslSession.getPeerCertificates();
} catch (SSLPeerUnverifiedException e) {
if (log.isLoggable(Level.FINEST))
log.log(Level.FINEST, e.toString(), e);
return null;
} catch (Throwable e) {
log.log(Level.FINER, e.toString(), e);
}
return null;
}
/**
* Returns the selectable channel.
*/
@Override
public SelectableChannel getSelectableChannel()
{
return _channel;
}
/**
* Returns the socket's input stream.
*/
@Override
public StreamImpl getStream()
throws IOException
{
if (_streamImpl == null)
_streamImpl = new SocketChannelStream();
_streamImpl.init(_channel);
return _streamImpl;
}
public void resetTotalBytes()
{
/*
if (_streamImpl != null)
_streamImpl.resetTotalBytes();
*/
}
@Override
public long getTotalReadBytes()
{
// return (_streamImpl == null) ? 0 : _streamImpl.getTotalReadBytes();
return 0;
}
@Override
public long getTotalWriteBytes()
{
// return (_streamImpl == null) ? 0 : _streamImpl.getTotalWriteBytes();
return 0;
}
/**
* Returns true for closes.
*/
@Override
public boolean isClosed()
{
return _channel == null;
}
/**
* Closes the underlying socket.
*/
@Override
public void close()
throws IOException
{
SocketChannel channel = _channel;
_channel = null;
if (channel != null) {
try {
channel.close();
} catch (Exception e) {
}
}
}
@Override
public String toString()
{
return getClass().getSimpleName() + "[" + _channel + "]";
}
static {
try {
sslSocketClass = Class.forName("javax.net.ssl.SSLSocket");
} catch (Throwable e) {
}
sslKeySizes = new IntMap();
sslKeySizes.put("SSL_DH_anon_WITH_DES_CBC_SHA", 56);
sslKeySizes.put("SSL_DH_anon_WITH_3DES_EDE_CBC_SHA", 168);
sslKeySizes.put("SSL_DH_anon_WITH_RC4_128_MD5", 128);
sslKeySizes.put("SSL_DH_anon_EXPORT_WITH_DES40_CBC_SHA", 40);
sslKeySizes.put("SSL_DH_anon_EXPORT_WITH_RC4_40_MD5", 40);
sslKeySizes.put("SSL_DHE_DSS_WITH_DES_CBC_SHA", 56);
sslKeySizes.put("SSL_DHE_DSS_EXPORT_WITH_DES40_CBC_SHA", 40);
sslKeySizes.put("SSL_RSA_WITH_RC4_128_MD5", 128);
sslKeySizes.put("SSL_RSA_WITH_RC4_128_SHA", 128);
sslKeySizes.put("SSL_RSA_WITH_DES_CBC_SHA", 56);
sslKeySizes.put("SSL_RSA_WITH_3DES_EDE_CBC_SHA", 168);
sslKeySizes.put("SSL_RSA_EXPORT_WITH_RC4_40_MD5", 40);
sslKeySizes.put("SSL_RSA_WITH_NULL_MD5", 0);
sslKeySizes.put("SSL_RSA_WITH_NULL_SHA", 0);
sslKeySizes.put("SSL_DSA_WITH_RC4_128_MD5", 128);
sslKeySizes.put("SSL_DSA_WITH_RC4_128_SHA", 128);
sslKeySizes.put("SSL_DSA_WITH_DES_CBC_SHA", 56);
sslKeySizes.put("SSL_DSA_WITH_3DES_EDE_CBC_SHA", 168);
sslKeySizes.put("SSL_DHE_RSA_WITH_3DES_EDE_CBC_SHA", 168);
sslKeySizes.put("SSL_DSA_EXPORT_WITH_RC4_40_MD5", 40);
sslKeySizes.put("SSL_DSA_WITH_NULL_MD5", 0);
sslKeySizes.put("SSL_DSA_WITH_NULL_SHA", 0);
}
}