/*
* 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.test.web.servlets;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.Collection;
import javax.naming.InitialContext;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.jboss.security.AuthorizationManager;
import org.jboss.security.acl.EntitlementEntry;
import org.jboss.security.authorization.EntitlementHolder;
import org.jboss.security.authorization.Resource;
import org.jboss.security.authorization.ResourceKeys;
import org.jboss.security.identity.Identity;
import org.jboss.security.identity.plugins.SimpleIdentity;
import org.jboss.test.security.resources.TestResource;
/**
* <p>
* A servlet implementation that looks up the authorization manager and call the getEntitlements method to obtain the
* resources (and associated permissions) that are available to the identity specified in the request.
* </p>
*
* @author <a href="mailto:sguilhen@redhat.com">Stefan Guilhen</a>
*/
public class ACLServlet extends HttpServlet
{
private static final long serialVersionUID = 511576053104979345L;
/*
* (non-Javadoc)
*
* @see javax.servlet.http.HttpServlet#doGet(javax.servlet.http.HttpServletRequest,
* javax.servlet.http.HttpServletResponse)
*/
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
this.processRequest(request, response);
}
/*
* (non-Javadoc)
*
* @see javax.servlet.http.HttpServlet#doPost(javax.servlet.http.HttpServletRequest,
* javax.servlet.http.HttpServletResponse)
*/
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
this.processRequest(request, response);
}
/**
* <p>
* This method calls the {@code AuthorizationManager#getEntitlements} method using the identity retrieved from the
* request and then writes the result in the response. Each line written to the response corresponds to one
* {@code EntitlementEntry} and has the following format: resource_id:permissions.
* </p>
*
* @param request the {@code HttpServletRequest} that contains the identity for which the entitlements are to be
* retrieved.
* @param response the {@code HttpServletResponse} object used to write the results of calling
* {@code getEntitlements} with the identity retrieved from the request.
* @throws ServletException if an error occurs while processing the request.
* @throws IOException if an input or output error is detected when the servlet handles the request.
*/
protected void processRequest(HttpServletRequest request, HttpServletResponse response) throws ServletException,
IOException
{
try
{
// first retrieve the authorization manager for the acl-domain.
InitialContext ctx = new InitialContext();
AuthorizationManager manager = (AuthorizationManager) ctx.lookup("java:jaas/acl-domain/authorizationMgr");
// create a resource 1 that has resource 2 as a child.
TestResource resource1 = new TestResource(1);
TestResource resource2 = new TestResource(2);
Collection<Resource> childResources = new ArrayList<Resource>();
childResources.add(resource2);
resource1.getMap().put(ResourceKeys.CHILD_RESOURCES, childResources);
resource2.getMap().put(ResourceKeys.PARENT_RESOURCE, resource1);
// retrieve the identity name from the request.
String name = request.getParameter("identity");
Identity identity = new SimpleIdentity(name);
// now call the getEntitlements method using created resource and identity objects.
EntitlementHolder<EntitlementEntry> holder = manager.getEntitlements(EntitlementEntry.class, resource1,
identity);
// write the results in the response (resource id : permissions)
response.setContentType("text/html");
PrintWriter writer = response.getWriter();
for (EntitlementEntry entry : holder.getEntitled())
{
TestResource resource = (TestResource) entry.getResource();
writer.println(resource.getId() + ":" + entry.getPermission());
}
writer.close();
}
catch (Exception e)
{
throw new ServletException("Failed to obtain entitlements from authorization manager", e);
}
}
}