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package org.glassfish.admin.mbeanserver.ssl;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.net.InetAddress;
import java.net.Socket;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;
import javax.net.ssl.SSLContext;
import javax.net.ssl.SSLSocket;
import javax.rmi.ssl.SslRMIClientSocketFactory;
import org.glassfish.admin.mbeanserver.Util;
import org.glassfish.logging.annotation.LogMessageInfo;
/**
* Inner class for SSL support for JMX connection using RMI.
*/
public final class SecureRMIClientSocketFactory
extends SslRMIClientSocketFactory {
@LogMessageInfo(level="INFO", message="Creating a SecureRMIClientSocketFactory @ {0}with ssl config = {1}")
private final static String creatingFactory = Util.LOG_PREFIX + "00022";
@LogMessageInfo(level="INFO", message="Setting SSLParams @ {0}")
private final static String settingSSLParams = Util.LOG_PREFIX + "00023";
private InetAddress mAddress;
private transient SSLParams sslParams;
private transient Map socketMap = new HashMap<Integer, Socket>();
private static final Logger _logger = Util.JMX_LOGGER;
public SecureRMIClientSocketFactory(final SSLParams sslParams,
final InetAddress addr) {
super();
mAddress = addr;
this.sslParams = sslParams;
if(sslParams != null) {
_logger.log(Level.INFO,
creatingFactory,
new Object[]{addr.getHostAddress(), sslParams.toString()});
}
}
public SecureRMIClientSocketFactory() {
}
@Override
public boolean equals(Object obj) {
if (obj instanceof SecureRMIClientSocketFactory) {
return(this.hashCode()==obj.hashCode());
} else {
return false;
}
}
@Override
public int hashCode() {
return mAddress.hashCode();
}
private void readObject(ObjectInputStream in) throws IOException, ClassNotFoundException {
throw new IOException("Serialization not supported");
}
@Override
public Socket createSocket(String host, int port) throws IOException {
//debug( "MyRMIServerSocketFactory.createServerSocket(): " + mAddress + " : " + port );
if(socketMap.containsKey(Integer.valueOf(port))) {
return (Socket)socketMap.get(Integer.valueOf(port));
}
final int backlog = 5;
SSLClientConfigurator sslCC = SSLClientConfigurator.getInstance();
_logger.log(Level.INFO, settingSSLParams, sslParams);
sslCC.setSSLParams(sslParams);
SSLContext sslContext = sslCC.configure(sslParams);
SSLSocket sslSocket =
(SSLSocket)sslContext.getSocketFactory().createSocket(mAddress, port);
configureSSLSocket(sslSocket, sslCC);
socketMap.put(Integer.valueOf(8686), sslSocket);
return sslSocket;
}
/**********************************************************************
* Private Methods
********************************************************************** /
/**
* Configures the client socket with the enabled protocols and cipher suites.
* @param sslSocket
* @param sslCC
*/
private void configureSSLSocket(SSLSocket sslSocket,
SSLClientConfigurator sslCC) {
String ecs[] = sslCC.getEnabledCipherSuites();
if (ecs != null) {
sslSocket.setEnabledCipherSuites(configureEnabledCiphers(sslSocket, ecs));
}
String ep[] = sslCC.getEnabledProtocols();
if (ep != null) {
sslSocket.setEnabledProtocols(configureEnabledProtocols(sslSocket, ep));
}
sslSocket.setUseClientMode(true);
}
/**
* Return the list of allowed protocols.
* @return String[] an array of supported protocols.
*/
private static String[] configureEnabledProtocols(
SSLSocket socket, String[] requestedProtocols) {
String[] supportedProtocols = socket.getSupportedProtocols();
String[] protocols = null;
ArrayList<String> list = null;
for (String supportedProtocol : supportedProtocols) {
/*
* Check to see if the requested protocol is among the
* supported protocols, i.e., may be enabled
*/
for (String protocol : requestedProtocols) {
protocol = protocol.trim();
if (supportedProtocol.equals(protocol)) {
if (list == null) {
list = new ArrayList<String>();
}
list.add(protocol);
break;
}
}
}
if (list != null) {
protocols = list.toArray(new String[list.size()]);
}
return protocols;
}
/**
* Determines the SSL cipher suites to be enabled.
*
* @return Array of SSL cipher suites to be enabled, or null if none of the
* requested ciphers are supported
*/
private static String[] configureEnabledCiphers(SSLSocket socket,
String[] requestedCiphers) {
String[] supportedCiphers = socket.getSupportedCipherSuites();
String[] ciphers = null;
ArrayList<String> list = null;
for (String supportedCipher : supportedCiphers) {
/*
* Check to see if the requested protocol is among the
* supported protocols, i.e., may be enabled
*/
for (String cipher : requestedCiphers) {
cipher = cipher.trim();
if (supportedCipher.equals(cipher)) {
if (list == null) {
list = new ArrayList<String>();
}
list.add(cipher);
break;
}
}
}
if (list != null) {
ciphers = list.toArray(new String[list.size()]);
}
return ciphers;
}
}