/*
* The MIT License
*
* Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package hudson.security;
import org.acegisecurity.context.HttpSessionContextIntegrationFilter;
import org.acegisecurity.context.SecurityContext;
import org.acegisecurity.Authentication;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.FilterChain;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpSession;
import java.io.IOException;
/**
* Erases the {@link SecurityContext} persisted in {@link HttpSession}
* if {@link InvalidatableUserDetails#isInvalid()} returns true.
*
* @see InvalidatableUserDetails
*/
public class HttpSessionContextIntegrationFilter2 extends HttpSessionContextIntegrationFilter {
public HttpSessionContextIntegrationFilter2() throws ServletException {
setContext(NotSerilizableSecurityContext.class);
}
public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
HttpSession session = ((HttpServletRequest) req).getSession(false);
if(session!=null) {
SecurityContext o = (SecurityContext)session.getAttribute(ACEGI_SECURITY_CONTEXT_KEY);
if(o!=null) {
Authentication a = o.getAuthentication();
if(a!=null) {
if (a.getPrincipal() instanceof InvalidatableUserDetails) {
InvalidatableUserDetails ud = (InvalidatableUserDetails) a.getPrincipal();
if(ud.isInvalid())
// don't let Acegi see invalid security context
session.setAttribute(ACEGI_SECURITY_CONTEXT_KEY,null);
}
}
}
}
super.doFilter(req, res, chain);
}
}