/*
 * 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.security.test;

import java.rmi.RemoteException;
import javax.naming.InitialContext;
import javax.rmi.PortableRemoteObject;
import javax.security.auth.login.Configuration;
import javax.security.auth.login.LoginContext;

import org.jboss.security.auth.login.XMLLoginConfigImpl;
import org.jboss.test.JBossTestCase;
import org.jboss.test.JBossTestSetup;
import org.jboss.test.security.interfaces.IOSession;
import org.jboss.test.security.interfaces.IOSessionHome;
import org.jboss.test.security.interfaces.ReadAccessException;
import org.jboss.test.util.AppCallbackHandler;

import junit.extensions.TestSetup;
import junit.framework.Test;
import junit.framework.TestSuite;


/** Tests of the EJB security proxy.
 
 @author Scott.Stark@jboss.org
 @version $Revision: 81036 $
 */
public class SecurityProxyUnitTestCase
   extends JBossTestCase
{
   LoginContext lc;
   boolean loggedIn;

   public SecurityProxyUnitTestCase(String name)
   {
      super(name);
   }

   /** Test that the echo method is accessible by an Echo
    role. Since the noop() method of the StatelessSession
    bean was not assigned any permissions it should not be
    accessible by any user.
    */
   public void testMethodAccess() throws Exception
   {
      log.debug("+++ testMethodAccess");
      login();
      Object obj = getInitialContext().lookup("security-proxy/ProxiedStatelessBean");
      obj = PortableRemoteObject.narrow(obj, IOSessionHome.class);
      IOSessionHome home = (IOSessionHome) obj;
      log.debug("Found IOSessionHome");
      IOSession bean = home.create();
      log.debug("Created IOSession");
      
      try
      {
         // This should not be allowed
         bean.read("/restricted/pgp.keys");
         fail("Was able to call read(/restricted/pgp.keys)");
      }
      catch(RemoteException e)
      {
         log.debug("IOSession.read failed as expected");
      }
      bean.read("/public/pgp.keys");

      try
      {
         // This should not be allowed
         bean.retryableRead("/restricted/pgp.keys");
         fail("Was able to call read(/restricted/pgp.keys)");
      }
      catch(ReadAccessException e)
      {
         log.debug("IOSession.read failed as expected with ReadAccessException");
         bean.read("/public/pgp.keys");
      }

      try
      {
         // This should not be allowed
         bean.write("/restricted/pgp.keys");
         fail("Was able to call write(/restricted/pgp.keys)");
      }
      catch(RemoteException e)
      {
         log.debug("IOSession.write failed as expected");
      }
      bean.write("/public/pgp.keys");

      bean.remove();
   }

   /** Login as user scott using the conf.name login config or
    'spec-test' if conf.name is not defined.
    */
   private void login() throws Exception
   {
      login("jduke", "theduke".toCharArray());
   }
   private void login(String username, char[] password) throws Exception
   {
      if( loggedIn )
         return;

      lc = null;
      String confName = System.getProperty("conf.name", "spec-test");
      AppCallbackHandler handler = new AppCallbackHandler(username, password);
      log.debug("Creating LoginContext("+confName+")");
      lc = new LoginContext(confName, handler);
      lc.login();
      log.debug("Created LoginContext, subject="+lc.getSubject());
      loggedIn = true;
   }
   private void logout() throws Exception
   {
      if( loggedIn )
      {
         loggedIn = false;
         lc.logout();
      }
   }


   /**
    * Setup the test suite.
    */
   public static Test suite() throws Exception
   {
      TestSuite suite = new TestSuite();
      suite.addTest(new TestSuite(SecurityProxyUnitTestCase.class));

      // Create an initializer for the test suite
      TestSetup wrapper = new JBossTestSetup(suite)
      {
         protected void setUp() throws Exception
         {
            super.setUp();
            Configuration.setConfiguration(XMLLoginConfigImpl.getInstance());
            redeploy("security-proxy.jar");
            flushAuthCache();
         }
         protected void tearDown() throws Exception
         {
            undeploy("security-proxy.jar");
            super.tearDown();
         
         }
      };
      return wrapper;
   }

}