/*
* 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.ejb3.security;
import java.security.GeneralSecurityException;
import java.security.Principal;
import java.util.Map;
import java.util.Set;
import javax.ejb.EJBAccessException;
import javax.security.auth.Subject;
import org.jboss.aop.joinpoint.Invocation;
import org.jboss.aspects.security.AuthenticationInterceptor;
import org.jboss.ejb3.Container;
import org.jboss.ejb3.EJBContainer;
import org.jboss.ejb3.annotation.SecurityDomain;
import org.jboss.logging.Logger;
import org.jboss.security.AuthenticationManager;
import org.jboss.security.RealmMapping;
import org.jboss.security.SecurityAssociation;
import org.jboss.security.SecurityContext;
import org.jboss.security.SecurityRolesAssociation;
import org.jboss.security.SimplePrincipal;
import org.jboss.security.plugins.SecurityContextAssociation;
/**
* Authentication Interceptor
*
* @author <a href="mailto:bill@jboss.org">Bill Burke</a>
* @author Anil.Saldhana@jboss.org
* @version $Revision: 67628 $
*/
public class Ejb3AuthenticationInterceptor extends AuthenticationInterceptor
{
private static final Logger log = Logger.getLogger(Ejb3AuthenticationInterceptor.class);
private EJBContainer container;
protected RealmMapping realmMapping;
/**
* AuthenticationInterceptor which bypasses the AuthenticationManager, so
* an unauthenticated principal won't be authenticated against an AuthenticationManager.
*/
private AuthenticationInterceptor unauthenticatedAuthenticationInterceptor;
public Ejb3AuthenticationInterceptor(final AuthenticationManager manager, Container container)
{
super(manager);
this.container = (EJBContainer)container;
this.realmMapping = (RealmMapping)manager;
// TODO: can be optimized to only instantiate when securityDomain has an unauthenticatedPrincipal
this.unauthenticatedAuthenticationInterceptor = new AuthenticationInterceptor(null)
{
@Override
protected void authenticate(Invocation invocation) throws Exception
{
super.authenticate(invocation);
// if we have a manager mimic run as stuff, so we end up with a Subject for JACC
if(manager != null)
{
Principal principal = (Principal)invocation.getMetaData("security", "principal");
Subject subject = new Subject();
String securityDomain = manager.getSecurityDomain();
SecurityContext sc = SecurityActions.createSecurityContext(principal, null, subject, securityDomain);
SecurityContextAssociation.setSecurityContext(sc);
}
}
};
}
protected void handleGeneralSecurityException(GeneralSecurityException gse)
{
log.debug("Authentication failure", gse);
throw new EJBAccessException("Authentication failure");
}
public Object invoke(org.jboss.aop.joinpoint.Invocation invocation) throws Throwable
{
SecurityDomain domain = (SecurityDomain)container.resolveAnnotation(SecurityDomain.class);
if (domain != null && domain.unauthenticatedPrincipal() != null && domain.unauthenticatedPrincipal().length() != 0)
{
Principal principal = (Principal)invocation.getMetaData("security", "principal");
if (principal == null)
principal = SecurityAssociation.getPrincipal();
if (principal == null)
{
// we don't have a principal, but we do have an unauthenticatedPrincipal we can use
principal = new TrustedPrincipal(domain.unauthenticatedPrincipal());
// this will be picked up by the AuthenticationInterceptor
invocation.getMetaData().addMetaData("security", "principal", principal);
}
// Either we got it from an earlier pass or we just instantiated it
if(principal != null && principal instanceof TrustedPrincipal)
{
// call an AuthenticationInterceptor which doesn't authenticate
return unauthenticatedAuthenticationInterceptor.invoke(invocation);
}
}
try
{
//Set a map of principal-roles that may be configured at deployment level
if(container.getAssemblyDescriptor() != null)
{
Map<String, Set<String>> securityRoles = null;
//SecurityRolesAssociation.setSecurityRoles(container.getAssemblyDescriptor().getPrincipalVersusRolesMap());
SecurityRolesAssociation.setSecurityRoles(securityRoles);
}
return super.invoke(invocation);
}
finally
{
SecurityRolesAssociation.setSecurityRoles(null);
}
}
class TrustedPrincipal extends SimplePrincipal
{
private static final long serialVersionUID = 1L;
public TrustedPrincipal(String name)
{
super(name);
}
}
}