/hudson-core/src/main/java/hudson/security/TokenBasedRememberMeServices2.java

 1/*
 2 * The MIT License
 3 * 
 4 * Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
 5 * 
 6 * Permission is hereby granted, free of charge, to any person obtaining a copy
 7 * of this software and associated documentation files (the "Software"), to deal
 8 * in the Software without restriction, including without limitation the rights
 9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 * 
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 * 
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24package hudson.security;
25
26import org.acegisecurity.ui.rememberme.TokenBasedRememberMeServices;
27import org.acegisecurity.userdetails.UserDetails;
28import org.acegisecurity.Authentication;
29import org.apache.commons.codec.digest.DigestUtils;
30
31/**
32 * {@link TokenBasedRememberMeServices} with modification so as not to rely
33 * on the user password being available.
34 *
35 * <p>
36 * This allows remember-me to work with security realms where the password
37 * is never available in clear text.
38 *
39 * @author Kohsuke Kawaguchi
40 */
41public class TokenBasedRememberMeServices2 extends TokenBasedRememberMeServices {
42    @Override
43    protected String makeTokenSignature(long tokenExpiryTime, UserDetails userDetails) {
44        String expectedTokenSignature = DigestUtils.md5Hex(userDetails.getUsername() + ":" + tokenExpiryTime + ":"
45                + "N/A" + ":" + getKey());
46        return expectedTokenSignature;
47    }
48
49    @Override
50    protected String retrievePassword(Authentication successfulAuthentication) {
51        return "N/A";
52    }
53}