1 package org
.argeo
.security
.equinox
;
5 import javax
.security
.auth
.Subject
;
6 import javax
.security
.auth
.callback
.Callback
;
7 import javax
.security
.auth
.callback
.CallbackHandler
;
8 import javax
.security
.auth
.callback
.NameCallback
;
9 import javax
.security
.auth
.callback
.PasswordCallback
;
10 import javax
.security
.auth
.callback
.TextOutputCallback
;
11 import javax
.security
.auth
.login
.LoginException
;
13 import org
.apache
.commons
.logging
.Log
;
14 import org
.apache
.commons
.logging
.LogFactory
;
15 import org
.argeo
.security
.SiteAuthenticationToken
;
16 import org
.springframework
.security
.Authentication
;
17 import org
.springframework
.security
.AuthenticationManager
;
18 import org
.springframework
.security
.BadCredentialsException
;
19 import org
.springframework
.security
.context
.SecurityContextHolder
;
20 import org
.springframework
.security
.providers
.jaas
.SecurityContextLoginModule
;
22 /** Login module which caches one subject per thread. */
23 public class SpringLoginModule
extends SecurityContextLoginModule
{
24 private final static Log log
= LogFactory
.getLog(SpringLoginModule
.class);
26 private AuthenticationManager authenticationManager
;
28 private CallbackHandler callbackHandler
;
30 private Subject subject
;
32 public SpringLoginModule() {
36 @SuppressWarnings("rawtypes")
37 public void initialize(Subject subject
, CallbackHandler callbackHandler
,
38 Map sharedState
, Map options
) {
39 super.initialize(subject
, callbackHandler
, sharedState
, options
);
40 this.callbackHandler
= callbackHandler
;
41 this.subject
= subject
;
44 public boolean login() throws LoginException
{
45 // try to retrieve Authentication from Subject
46 // Set<Authentication> auths =
47 // subject.getPrincipals(Authentication.class);
48 // if (auths.size() > 0)
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 throw new RuntimeException("Unexpected exception when handling", e
);
86 // Set user name and password
87 String username
= nameCallback
.getName();
89 if (passwordCallback
.getPassword() != null) {
90 password
= String
.valueOf(passwordCallback
.getPassword());
93 // String url = urlCallback.getName();
94 // TODO: set it via system properties
95 String workspace
= null;
97 SiteAuthenticationToken credentials
= new SiteAuthenticationToken(
98 username
, password
, null, workspace
);
101 Authentication authentication
= authenticationManager
102 .authenticate(credentials
);
103 registerAuthentication(authentication
);
104 boolean res
= super.login();
106 } catch (BadCredentialsException bce
) {
108 } catch (Exception e
) {
109 LoginException loginException
= new LoginException(
111 loginException
.initCause(e
);
112 throw loginException
;
117 public boolean logout() throws LoginException
{
118 subject
.getPrincipals().clear();
119 return super.logout();
123 * Register an {@link Authentication} in the security context.
125 * @param authentication
126 * has to implement {@link Authentication}.
128 protected void registerAuthentication(Object authentication
) {
129 SecurityContextHolder
.getContext().setAuthentication(
130 (Authentication
) authentication
);
133 public void setAuthenticationManager(
134 AuthenticationManager authenticationManager
) {
135 this.authenticationManager
= authenticationManager
;