/*
* JBoss, Home of Professional Open Source.
* Copyright 2006, 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.security.PrivilegedAction;
import java.security.Principal;
import java.security.AccessController;
import javax.security.auth.Subject;
import org.jboss.security.SecurityAssociation;
import org.jboss.security.SecurityContext;
import org.jboss.security.SecurityContextAssociation;
import org.jboss.security.SecurityContextFactory;
/** A PrivilegedAction implementation for setting the SecurityAssociation
* principal and credential
*
* @author Scott.Stark@jboss.org
* @version $Revison:$
*/
class SecurityAssociationActions
{
private static class SetPrincipalInfoAction implements PrivilegedAction<Object>
{
Principal principal;
Object credential;
Subject subject;
SetPrincipalInfoAction(Principal principal, Object credential, Subject subject)
{
this.principal = principal;
this.credential = credential;
this.subject = subject;
}
@SuppressWarnings("deprecation")
public Object run()
{
//Client Side usage
if(!getServer())
{
SecurityAssociation.pushSubjectContext(subject, principal, credential);
}
//Always create a new security context
SecurityContext sc = null;
try
{
sc = SecurityContextFactory.createSecurityContext(principal,
credential, subject, "CLIENT_LOGIN_MODULE");
}
catch (Exception e)
{
throw new RuntimeException(e);
}
setSecurityContext(sc);
credential = null;
principal = null;
subject = null;
return null;
}
}
private static class PopPrincipalInfoAction implements PrivilegedAction<Object>
{
@SuppressWarnings("deprecation")
public Object run()
{
if(!getServer())
SecurityAssociation.popSubjectContext();
return null;
}
}
private static class GetTCLAction implements PrivilegedAction<Object>
{
static PrivilegedAction<Object> ACTION = new GetTCLAction();
public Object run()
{
ClassLoader loader = Thread.currentThread().getContextClassLoader();
return loader;
}
}
private static class SetServerAction implements PrivilegedAction<Object>
{
static PrivilegedAction<Object> ACTION = new SetServerAction();
public Object run()
{
SecurityAssociation.setServer();
return null;
}
}
static void setSecurityContext(final SecurityContext sc)
{
AccessController.doPrivileged(new PrivilegedAction<Object>()
{
public Object run()
{
SecurityContextAssociation.setSecurityContext(sc);
return null;
}
});
}
static SecurityContext getSecurityContext()
{
return AccessController.doPrivileged(new PrivilegedAction<SecurityContext>()
{
public SecurityContext run()
{
return SecurityContextAssociation.getSecurityContext();
}
});
}
static SecurityContext createSecurityContext(final Principal p, final Object cred, final Subject subject)
{
return (SecurityContext) AccessController.doPrivileged(new PrivilegedAction<SecurityContext>()
{
public SecurityContext run()
{
SecurityContext sc = null;
try
{
sc = SecurityContextFactory.createSecurityContext(p, cred, subject, "CLIENT_LOGIN_MODULE");
}
catch (Exception e)
{
throw new RuntimeException(e);
}
return sc;
}
});
}
static void pushSecurityContext(final Principal p, final Object cred,
final Subject subject, final String securityDomain)
{
AccessController.doPrivileged(new PrivilegedAction<Object>()
{
@SuppressWarnings("deprecation")
public Object run()
{
SecurityContext sc;
try
{
sc = SecurityContextFactory.createSecurityContext(p, cred,
subject, securityDomain);
}
catch (Exception e)
{
throw new RuntimeException(e);
}
setSecurityContext(sc);
//For Client Side legacy usage
if(getServer() == Boolean.FALSE)
{
SecurityAssociation.pushSubjectContext(subject, p, cred);
}
return null;
}
});
}
static Boolean getServer()
{
return AccessController.doPrivileged(new PrivilegedAction<Boolean>()
{
public Boolean run()
{
return SecurityAssociation.isServer();
}
});
}
static void setServer()
{
AccessController.doPrivileged(SetServerAction.ACTION);
}
static void setPrincipalInfo(Principal principal, Object credential, Subject subject)
{
SetPrincipalInfoAction action = new SetPrincipalInfoAction(principal, credential, subject);
AccessController.doPrivileged(action);
}
static void popPrincipalInfo()
{
PopPrincipalInfoAction action = new PopPrincipalInfoAction();
AccessController.doPrivileged(action);
}
static ClassLoader getContextClassLoader()
{
ClassLoader loader = (ClassLoader) AccessController.doPrivileged(GetTCLAction.ACTION);
return loader;
}
}