1   /**
2    * Copyright (c) 2000-2009 Liferay, Inc. All rights reserved.
3    *
4    * Permission is hereby granted, free of charge, to any person obtaining a copy
5    * of this software and associated documentation files (the "Software"), to deal
6    * in the Software without restriction, including without limitation the rights
7    * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8    * copies of the Software, and to permit persons to whom the Software is
9    * furnished to do so, subject to the following conditions:
10   *
11   * The above copyright notice and this permission notice shall be included in
12   * all copies or substantial portions of the Software.
13   *
14   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
17   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19   * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
20   * SOFTWARE.
21   */
22  
23  package com.liferay.portal.security.jaas;
24  
25  import com.liferay.portal.kernel.log.Log;
26  import com.liferay.portal.kernel.log.LogFactoryUtil;
27  import com.liferay.portal.kernel.util.ServerDetector;
28  import com.liferay.portal.kernel.util.Validator;
29  import com.liferay.portal.util.PropsValues;
30  
31  import java.util.Map;
32  
33  import javax.security.auth.Subject;
34  import javax.security.auth.callback.CallbackHandler;
35  import javax.security.auth.login.LoginException;
36  import javax.security.auth.spi.LoginModule;
37  
38  /**
39   * <a href="PortalLoginModule.java.html"><b><i>View Source</i></b></a>
40   *
41   * @author Brian Wing Shun Chan
42   *
43   */
44  public class PortalLoginModule implements LoginModule {
45  
46      public PortalLoginModule() {
47          if (Validator.isNotNull(PropsValues.PORTAL_JAAS_IMPL)) {
48              try {
49                  _loginModule = (LoginModule)Class.forName(
50                      PropsValues.PORTAL_JAAS_IMPL).newInstance();
51              }
52              catch (Exception e) {
53                  _log.error(e);
54              }
55          }
56  
57          if (_loginModule == null) {
58  
59              // Check application servers
60  
61              if (ServerDetector.isJBoss()) {
62                  _loginModule =
63                      new com.liferay.portal.security.jaas.ext.jboss.PortalLoginModule();
64              }
65              else if (ServerDetector.isJOnAS()) {
66                  _loginModule =
67                      new com.liferay.portal.security.jaas.ext.jonas.PortalLoginModule();
68              }
69              else if (ServerDetector.isResin()) {
70                  _loginModule =
71                      new com.liferay.portal.security.jaas.ext.resin.PortalLoginModule();
72              }
73              else if (ServerDetector.isWebLogic()) {
74                  _loginModule =
75                      new com.liferay.portal.security.jaas.ext.weblogic.PortalLoginModule();
76              }
77  
78              // Check servlet containers
79  
80              else if (ServerDetector.isJetty()) {
81                  _loginModule =
82                      new com.liferay.portal.security.jaas.ext.jetty.PortalLoginModule();
83              }
84              else if (ServerDetector.isTomcat()) {
85                  _loginModule =
86                      new com.liferay.portal.security.jaas.ext.tomcat.PortalLoginModule();
87              }
88          }
89  
90          if (_log.isDebugEnabled()) {
91              _log.debug(_loginModule.getClass().getName());
92          }
93      }
94  
95      public boolean abort() throws LoginException {
96          return _loginModule.abort();
97      }
98  
99      public boolean commit() throws LoginException {
100         return _loginModule.commit();
101     }
102 
103     public void initialize(
104         Subject subject, CallbackHandler callbackHandler,
105         Map<String, ?> sharedState, Map<String, ?> options) {
106 
107         _loginModule.initialize(subject, callbackHandler, sharedState, options);
108     }
109 
110     public boolean login() throws LoginException {
111         return _loginModule.login();
112     }
113 
114     public boolean logout() throws LoginException {
115         return _loginModule.logout();
116     }
117 
118     private static Log _log = LogFactoryUtil.getLog(PortalLoginModule.class);
119 
120     private LoginModule _loginModule;
121 
122 }