JcrUserDetailsContextMapper.java

   1 /*
   2  * Copyright (C) 2007-2012 Mathieu Baudier
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *         http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package org.argeo.security.ldap.jcr;
  17
  18 import java.util.UUID;
  19
  20 import javax.jcr.Node;
  21 import javax.jcr.Repository;
  22 import javax.jcr.RepositoryException;
  23 import javax.jcr.Session;
  24
  25 import org.argeo.ArgeoException;
  26 import org.argeo.jcr.ArgeoNames;
  27 import org.argeo.jcr.JcrUtils;
  28 import org.argeo.jcr.UserJcrUtils;
  29 import org.argeo.security.jcr.JcrUserDetails;
  30 import org.springframework.ldap.core.DirContextAdapter;
  31 import org.springframework.ldap.core.DirContextOperations;
  32 import org.springframework.security.GrantedAuthority;
  33 import org.springframework.security.userdetails.UserDetails;
  34 import org.springframework.security.userdetails.ldap.UserDetailsContextMapper;
  35
  36 /** @deprecated Read only mapping from LDAP to user details */
  37 @Deprecated
  38 public class JcrUserDetailsContextMapper implements UserDetailsContextMapper,
  39                 ArgeoNames {
  40         /** Admin session on the security workspace */
  41         private Session securitySession;
  42         private Repository repository;
  43         private String securityWorkspace = "security";
  44
  45         public void init() {
  46                 try {
  47                         securitySession = repository.login(securityWorkspace);
  48                 } catch (RepositoryException e) {
  49                         JcrUtils.logoutQuietly(securitySession);
  50                         throw new ArgeoException(
  51                                         "Cannot initialize LDAP/JCR user details context mapper", e);
  52                 }
  53         }
  54
  55         public void destroy() {
  56                 JcrUtils.logoutQuietly(securitySession);
  57         }
  58
  59         /** Called during authentication in order to retrieve user details */
  60         public UserDetails mapUserFromContext(final DirContextOperations ctx,
  61                         final String username, GrantedAuthority[] authorities) {
  62                 if (ctx == null)
  63                         throw new ArgeoException("No LDAP information for user " + username);
  64                 Node userHome = UserJcrUtils.getUserHome(securitySession, username);
  65                 if (userHome == null)
  66                         throw new ArgeoException("No JCR information for user " + username);
  67
  68                 // password
  69                 // SortedSet<?> passwordAttributes = ctx
  70                 // .getAttributeSortedStringSet(passwordAttribute);
  71                 // String password;
  72                 // if (passwordAttributes == null || passwordAttributes.size() == 0) {
  73                 // throw new ArgeoException("No password found for user " + username);
  74                 // } else {
  75                 // byte[] arr = (byte[]) passwordAttributes.first();
  76                 // password = new String(arr);
  77                 // // erase password
  78                 // Arrays.fill(arr, (byte) 0);
  79                 // }
  80
  81                 try {
  82                         // we don't have access to password, so let's not pretend
  83                         String password = UUID.randomUUID().toString();
  84                         return new JcrUserDetails(userHome.getNode(ARGEO_PROFILE),
  85                                         password, authorities);
  86                 } catch (RepositoryException e) {
  87                         throw new ArgeoException("Cannot retrieve user details for "
  88                                         + username, e);
  89                 }
  90         }
  91
  92         public void mapUserToContext(UserDetails user, final DirContextAdapter ctx) {
  93                 throw new UnsupportedOperationException("LDAP access is read-only");
  94         }
  95
  96 }