/*
* 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.web.tomcat.security.authenticators;
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.RunAsIdentity;
/** A PrivilegedAction implementation for setting the SecurityAssociation
* principal and credential
*
* @author Scott.Stark@jboss.org
* @version $Revison:$
*/
class SecurityAssociationActions
{
public static final String AUTH_EXCEPTION_KEY = "org.jboss.security.exception";
private static class SetPrincipalInfoAction implements PrivilegedAction
{
Principal principal;
Object credential;
Subject subject;
SetPrincipalInfoAction(Principal principal, Object credential, Subject subject)
{
this.principal = principal;
this.credential = credential;
this.subject = subject;
}
public Object run()
{
SecurityAssociation.pushSubjectContext(subject, principal, credential);
credential = null;
principal = null;
subject = null;
return null;
}
}
private static class SetServerAction implements PrivilegedAction
{
static PrivilegedAction ACTION = new SetServerAction();
public Object run()
{
SecurityAssociation.setServer();
return null;
}
}
private static class ClearAction implements PrivilegedAction
{
static PrivilegedAction ACTION = new ClearAction();
public Object run()
{
SecurityAssociation.clear();
return null;
}
}
private static class GetSubjectAction implements PrivilegedAction
{
static PrivilegedAction ACTION = new GetSubjectAction();
public Object run()
{
Subject subject = SecurityAssociation.getSubject();
return subject;
}
}
private static class GetPrincipalAction implements PrivilegedAction
{
static PrivilegedAction ACTION = new GetPrincipalAction();
public Object run()
{
Principal principal = SecurityAssociation.getPrincipal();
return principal;
}
}
private static class GetCredentialAction implements PrivilegedAction
{
static PrivilegedAction ACTION = new GetCredentialAction();
public Object run()
{
Object credential = SecurityAssociation.getCredential();
return credential;
}
}
private static class PushRunAsRoleAction implements PrivilegedAction
{
RunAsIdentity principal;
PushRunAsRoleAction(RunAsIdentity principal)
{
this.principal = principal;
}
public Object run()
{
SecurityAssociation.pushRunAsIdentity(principal);
return null;
}
}
private static class PopRunAsRoleAction implements PrivilegedAction
{
static PrivilegedAction ACTION = new PopRunAsRoleAction();
public Object run()
{
RunAsIdentity principal = SecurityAssociation.popRunAsIdentity();
return principal;
}
}
private static class GetAuthExceptionAction implements PrivilegedAction
{
static PrivilegedAction ACTION = new GetAuthExceptionAction();
public Object run()
{
Object exception = SecurityAssociation.getContextInfo(AUTH_EXCEPTION_KEY);
return exception;
}
}
private static class ClearAuthExceptionAction implements PrivilegedAction
{
static PrivilegedAction ACTION = new ClearAuthExceptionAction();
public Object run()
{
Object exception = SecurityAssociation.setContextInfo(AUTH_EXCEPTION_KEY, null);
return exception;
}
}
static void setPrincipalInfo(Principal principal, Object credential, Subject subject)
{
SetPrincipalInfoAction action = new SetPrincipalInfoAction(principal, credential, subject);
AccessController.doPrivileged(action);
}
static void setServer()
{
AccessController.doPrivileged(SetServerAction.ACTION);
}
static void clear()
{
AccessController.doPrivileged(ClearAction.ACTION);
}
static Subject getSubject()
{
Subject subject = (Subject) AccessController.doPrivileged(GetSubjectAction.ACTION);
return subject;
}
static Principal getPrincipal()
{
Principal principal = (Principal) AccessController.doPrivileged(GetPrincipalAction.ACTION);
return principal;
}
static Object getCredential()
{
Object credential = AccessController.doPrivileged(GetCredentialAction.ACTION);
return credential;
}
static void pushRunAsIdentity(RunAsIdentity principal)
{
PushRunAsRoleAction action = new PushRunAsRoleAction(principal);
AccessController.doPrivileged(action);
}
static RunAsIdentity popRunAsIdentity()
{
RunAsIdentity principal = (RunAsIdentity) AccessController.doPrivileged(PopRunAsRoleAction.ACTION);
return principal;
}
static Throwable getAuthException()
{
Throwable ex = (Throwable) AccessController.doPrivileged(GetAuthExceptionAction.ACTION);
return ex;
}
static void clearAuthException()
{
AccessController.doPrivileged(ClearAuthExceptionAction.ACTION);
}
}