1 package org
.argeo
.security
.equinox
;
6 import javax
.security
.auth
.Subject
;
7 import javax
.security
.auth
.callback
.Callback
;
8 import javax
.security
.auth
.callback
.CallbackHandler
;
9 import javax
.security
.auth
.callback
.NameCallback
;
10 import javax
.security
.auth
.callback
.PasswordCallback
;
11 import javax
.security
.auth
.callback
.TextOutputCallback
;
12 import javax
.security
.auth
.login
.LoginException
;
14 import org
.apache
.commons
.logging
.Log
;
15 import org
.apache
.commons
.logging
.LogFactory
;
16 import org
.argeo
.security
.SiteAuthenticationToken
;
17 import org
.springframework
.security
.Authentication
;
18 import org
.springframework
.security
.AuthenticationManager
;
19 import org
.springframework
.security
.BadCredentialsException
;
20 import org
.springframework
.security
.context
.SecurityContextHolder
;
21 import org
.springframework
.security
.providers
.jaas
.SecurityContextLoginModule
;
23 /** Login module which caches one subject per thread. */
24 public class SpringLoginModule
extends SecurityContextLoginModule
{
25 private final static Log log
= LogFactory
.getLog(SpringLoginModule
.class);
27 private AuthenticationManager authenticationManager
;
29 private CallbackHandler callbackHandler
;
31 private Subject subject
;
33 public SpringLoginModule() {
37 @SuppressWarnings("rawtypes")
38 public void initialize(Subject subject
, CallbackHandler callbackHandler
,
39 Map sharedState
, Map options
) {
40 super.initialize(subject
, callbackHandler
, sharedState
, options
);
41 this.callbackHandler
= callbackHandler
;
42 this.subject
= subject
;
45 public boolean login() throws LoginException
{
46 // try to retrieve Authentication from Subject
47 Set
<Authentication
> auths
= subject
.getPrincipals(Authentication
.class);
49 SecurityContextHolder
.getContext().setAuthentication(
50 auths
.iterator().next());
52 // thread already logged in
53 if (SecurityContextHolder
.getContext().getAuthentication() != null)
56 // reset all principals and credentials
57 if (log
.isTraceEnabled())
58 log
.trace("Resetting all principals and credentials of " + subject
);
59 if (subject
.getPrincipals() != null)
60 subject
.getPrincipals().clear();
61 if (subject
.getPrivateCredentials() != null)
62 subject
.getPrivateCredentials().clear();
63 if (subject
.getPublicCredentials() != null)
64 subject
.getPublicCredentials().clear();
66 // ask for username and password
67 Callback label
= new TextOutputCallback(TextOutputCallback
.INFORMATION
,
69 NameCallback nameCallback
= new NameCallback("User");
70 PasswordCallback passwordCallback
= new PasswordCallback("Password",
73 // NameCallback urlCallback = new NameCallback("Site URL");
75 if (callbackHandler
== null) {
76 throw new LoginException("No call back handler available");
80 callbackHandler
.handle(new Callback
[] { label
, nameCallback
,
82 } catch (Exception e
) {
83 LoginException le
= new LoginException("Callback handling failed");
88 // Set user name and password
89 String username
= nameCallback
.getName();
91 if (passwordCallback
.getPassword() != null) {
92 password
= String
.valueOf(passwordCallback
.getPassword());
95 // String url = urlCallback.getName();
96 // TODO: set it via system properties
97 String workspace
= null;
99 SiteAuthenticationToken credentials
= new SiteAuthenticationToken(
100 username
, password
, null, workspace
);
103 Authentication authentication
= authenticationManager
104 .authenticate(credentials
);
105 registerAuthentication(authentication
);
106 boolean res
= super.login();
108 } catch (BadCredentialsException bce
) {
110 } catch (Exception e
) {
111 LoginException loginException
= new LoginException(
113 loginException
.initCause(e
);
114 throw loginException
;
120 public boolean logout() throws LoginException
{
121 // if (log.isDebugEnabled())
122 // log.debug("logout subject=" + subject);
123 return super.logout();
127 * Register an {@link Authentication} in the security context.
129 * @param authentication
130 * has to implement {@link Authentication}.
132 protected void registerAuthentication(Object authentication
) {
133 SecurityContextHolder
.getContext().setAuthentication(
134 (Authentication
) authentication
);
137 public void setAuthenticationManager(
138 AuthenticationManager authenticationManager
) {
139 this.authenticationManager
= authenticationManager
;