/*
* JBoss, Home of Professional Open Source.
* Copyright 2008, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software 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. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.security.jndi;
import java.util.Hashtable;
import java.security.Principal;
import javax.naming.AuthenticationException;
import javax.naming.Context;
import javax.naming.NamingException;
import javax.security.auth.login.LoginContext;
import javax.security.auth.login.LoginException;
import org.jnp.interfaces.NamingContextFactory;
import org.jboss.security.auth.callback.UsernamePasswordHandler;
/** A naming provider InitialContextFactory implementation that combines the authentication phase
* with the InitialContext creation. During the getInitialContext callback from the JNDI naming
* layer a JAAS LoginContext is created using the login configuration name passed in as
* the Context.SECURITY_PROTOCOL env property. The CallbackHandler used is a
* org.jboss.security.auth.callback.UsernamePasswordHandler that is populated
* with the username obtained from the Context.SECURITY_PRINCIPAL env property
* and the credentials from the Context.SECURITY_CREDENTIALS env property.
*
* @see javax.naming.spi.InitialContextFactory
*
* @author Scott.Stark@jboss.org
* @version $Revision: 82920 $
*/
public class LoginInitialContextFactory extends NamingContextFactory
{
// InitialContextFactory implementation --------------------------
/** Create new initial context by invoking the NamingContextFactory version of this
* method after performing a JAAS login.
*
*/
public Context getInitialContext(Hashtable env)
throws NamingException
{
// Get the login configuration name to use, defaulting to "other"
String protocol = "other";
Object prop = env.get(Context.SECURITY_PROTOCOL);
if( prop != null )
protocol = prop.toString();
// Get the login principal and credentials from the JNDI env
Object credentials = env.get(Context.SECURITY_CREDENTIALS);
Object principal = env.get(Context.SECURITY_PRINCIPAL);
try
{
// Get the principal username
String username;
if( principal instanceof Principal )
{
Principal p = (Principal) principal;
username = p.getName();
}
else
{
username = principal.toString();
}
UsernamePasswordHandler handler = new UsernamePasswordHandler(username,
credentials);
// Do the JAAS login
LoginContext lc = new LoginContext(protocol, handler);
lc.login();
}
catch(LoginException e)
{
AuthenticationException ex = new AuthenticationException("Failed to login using protocol="+protocol);
ex.setRootCause(e);
throw ex;
}
// Now return the context using the standard jnp naming context factory
Context iniCtx = super.getInitialContext(env);
return iniCtx;
}
}