/*
* Copyright (c) 1998-2011 Caucho Technology -- all rights reserved
*
* This file is part of Resin(R) Open Source
*
* Each copy or derived work must preserve the copyright notice and this
* notice unmodified.
*
* Resin Open Source is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* Resin Open Source 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, or any warranty
* of NON-INFRINGEMENT. See the GNU General Public License for more
* details.
*
* You should have received a copy of the GNU General Public License
* along with Resin Open Source; if not, write to the
* Free SoftwareFoundation, Inc.
* 59 Temple Place, Suite 330
* Boston, MA 02111-1307 USA
*
* @author Scott Ferguson
*/
package com.caucho.server.admin;
import com.caucho.config.*;
import com.caucho.security.BasicPrincipal;
import com.caucho.security.AbstractAuthenticator;
import com.caucho.security.PasswordUser;
import com.caucho.util.*;
import java.security.Principal;
import java.util.*;
import java.util.logging.*;
/**
* Special authenticator for management
*/
public class ManagementAuthenticator extends AbstractAuthenticator {
private static final Logger log
= Logger.getLogger(ManagementAuthenticator.class.getName());
private TreeMap<String,PasswordUser> _userMap
= new TreeMap<String,PasswordUser>();
private String _remoteCookie;
/**
* Adds a password user from the configuration.
*/
public void addUser(String name, PasswordUser user)
{
_userMap.put(name, user);
_remoteCookie = null;
}
/**
* Returns the PasswordUser
*/
@Override
protected PasswordUser getPasswordUser(String userName)
{
if (userName == null)
return null;
// The caller should clear the password in the returned PasswordUser,
// so we need to return a copy
PasswordUser user = _userMap.get(userName);
if (user != null)
return user.copy();
else
return null;
}
/**
* Creates a cookie based on the user hash.
*/
public String getHash()
{
if (_remoteCookie == null) {
long crc64 = 0;
for (PasswordUser user : _userMap.values()) {
if (user.isDisabled())
continue;
String item = (user.getPrincipal().getName()
+ ":" + new String(user.getPassword()));
crc64 = Crc64.generate(crc64, item);
}
if (crc64 != 0) {
CharBuffer cb = new CharBuffer();
Base64.encode(cb, crc64);
_remoteCookie = cb.toString();
}
}
return _remoteCookie;
}
}