kernel/HomeRepository.java

   1 package org.argeo.cms.internal.kernel;
   2
   3 import java.security.PrivilegedAction;
   4 import java.util.HashSet;
   5 import java.util.Set;
   6
   7 import javax.jcr.Node;
   8 import javax.jcr.Repository;
   9 import javax.jcr.RepositoryException;
  10 import javax.jcr.Session;
  11 import javax.jcr.security.Privilege;
  12 import javax.naming.InvalidNameException;
  13 import javax.naming.ldap.LdapName;
  14 import javax.security.auth.Subject;
  15 import javax.security.auth.login.LoginContext;
  16
  17 import org.argeo.ArgeoException;
  18 import org.argeo.cms.CmsException;
  19 import org.argeo.cms.auth.AuthConstants;
  20 import org.argeo.jcr.ArgeoJcrConstants;
  21 import org.argeo.jcr.ArgeoNames;
  22 import org.argeo.jcr.ArgeoTypes;
  23 import org.argeo.jcr.JcrRepositoryWrapper;
  24 import org.argeo.jcr.JcrUtils;
  25 import org.argeo.jcr.UserJcrUtils;
  26
  27 /**
  28  * Make sure each user has a home directory available in the default workspace.
  29  */
  30 class HomeRepository extends JcrRepositoryWrapper implements KernelConstants, ArgeoJcrConstants {
  31         // private final Kernel kernel;
  32
  33         /** The home base path. */
  34         private String homeBasePath = "/home";
  35         private String peopleBasePath = ArgeoJcrConstants.PEOPLE_BASE_PATH;
  36
  37         private Set<String> checkedUsers = new HashSet<String>();
  38
  39         public HomeRepository(Repository repository) {
  40                 // this.kernel = kernel;
  41                 setRepository(repository);
  42                 LoginContext lc;
  43                 try {
  44                         lc = new LoginContext(AuthConstants.LOGIN_CONTEXT_DATA_ADMIN);
  45                         lc.login();
  46                 } catch (javax.security.auth.login.LoginException e1) {
  47                         throw new CmsException("Cannot login as systrem", e1);
  48                 }
  49                 Subject.doAs(lc.getSubject(), new PrivilegedAction<Void>() {
  50
  51                         @Override
  52                         public Void run() {
  53                                 try {
  54                                         initJcr(getRepository().login());
  55                                 } catch (RepositoryException e) {
  56                                         throw new CmsException("Cannot init JCR home", e);
  57                                 }
  58                                 return null;
  59                         }
  60
  61                 });
  62         }
  63
  64         // @Override
  65         // public Session login() throws LoginException, RepositoryException {
  66         // Session session = super.login();
  67         // String username = session.getUserID();
  68         // if (username == null)
  69         // return session;
  70         // if (session.getUserID().equals(AuthConstants.ROLE_ANONYMOUS))
  71         // return session;
  72         //
  73         // if (checkedUsers.contains(username))
  74         // return session;
  75         // Session adminSession = KernelUtils.openAdminSession(getRepository(),
  76         // session.getWorkspace().getName());
  77         // try {
  78         // syncJcr(adminSession, username);
  79         // checkedUsers.add(username);
  80         // } finally {
  81         // JcrUtils.logoutQuietly(adminSession);
  82         // }
  83         // return session;
  84         // }
  85
  86         @Override
  87         protected void processNewSession(Session session) {
  88                 String username = session.getUserID();
  89                 if (username == null)
  90                         return;
  91                 if (session.getUserID().equals(AuthConstants.ROLE_ANONYMOUS))
  92                         return;
  93                 if (session.getUserID().equals(AuthConstants.ROLE_KERNEL))
  94                         return;
  95
  96                 if (checkedUsers.contains(username))
  97                         return;
  98                 Session adminSession = KernelUtils.openAdminSession(getRepository(), session.getWorkspace().getName());
  99                 try {
 100                         syncJcr(adminSession, username);
 101                         checkedUsers.add(username);
 102                 } finally {
 103                         JcrUtils.logoutQuietly(adminSession);
 104                 }
 105         }
 106
 107         /*
 108          * JCR
 109          */
 110         /** Session is logged out. */
 111         private void initJcr(Session adminSession) {
 112                 try {
 113                         JcrUtils.mkdirs(adminSession, homeBasePath);
 114                         JcrUtils.mkdirs(adminSession, peopleBasePath);
 115                         adminSession.save();
 116
 117                         JcrUtils.addPrivilege(adminSession, homeBasePath, AuthConstants.ROLE_USER_ADMIN, Privilege.JCR_READ);
 118                         JcrUtils.addPrivilege(adminSession, peopleBasePath, AuthConstants.ROLE_USER_ADMIN, Privilege.JCR_ALL);
 119                         adminSession.save();
 120                 } catch (RepositoryException e) {
 121                         throw new CmsException("Cannot initialize node user admin", e);
 122                 } finally {
 123                         JcrUtils.logoutQuietly(adminSession);
 124                 }
 125         }
 126
 127         private Node syncJcr(Session session, String username) {
 128                 try {
 129                         Node userHome = UserJcrUtils.getUserHome(session, username);
 130                         if (userHome == null) {
 131                                 String homePath = generateUserPath(homeBasePath, username);
 132                                 if (session.itemExists(homePath))// duplicate user id
 133                                         userHome = session.getNode(homePath).getParent().addNode(JcrUtils.lastPathElement(homePath));
 134                                 else
 135                                         userHome = JcrUtils.mkdirs(session, homePath);
 136                                 // userHome = JcrUtils.mkfolders(session, homePath);
 137                                 userHome.addMixin(ArgeoTypes.ARGEO_USER_HOME);
 138                                 userHome.setProperty(ArgeoNames.ARGEO_USER_ID, username);
 139                                 session.save();
 140
 141                                 JcrUtils.clearAccessControList(session, homePath, username);
 142                                 JcrUtils.addPrivilege(session, homePath, username, Privilege.JCR_ALL);
 143                         }
 144
 145                         Node userProfile = UserJcrUtils.getUserProfile(session, username);
 146                         // new user
 147                         if (userProfile == null) {
 148                                 String personPath = generateUserPath(peopleBasePath, username);
 149                                 Node personBase;
 150                                 if (session.itemExists(personPath))// duplicate user id
 151                                         personBase = session.getNode(personPath).getParent().addNode(JcrUtils.lastPathElement(personPath));
 152                                 else
 153                                         personBase = JcrUtils.mkdirs(session, personPath);
 154                                 userProfile = personBase.addNode(ArgeoNames.ARGEO_PROFILE);
 155                                 userProfile.addMixin(ArgeoTypes.ARGEO_USER_PROFILE);
 156                                 userProfile.setProperty(ArgeoNames.ARGEO_USER_ID, username);
 157                                 // userProfile.setProperty(ArgeoNames.ARGEO_ENABLED, true);
 158                                 // userProfile.setProperty(ArgeoNames.ARGEO_ACCOUNT_NON_EXPIRED,
 159                                 // true);
 160                                 // userProfile.setProperty(ArgeoNames.ARGEO_ACCOUNT_NON_LOCKED,
 161                                 // true);
 162                                 // userProfile.setProperty(ArgeoNames.ARGEO_CREDENTIALS_NON_EXPIRED,
 163                                 // true);
 164                                 session.save();
 165
 166                                 JcrUtils.clearAccessControList(session, userProfile.getPath(), username);
 167                                 JcrUtils.addPrivilege(session, userProfile.getPath(), username, Privilege.JCR_READ);
 168                         }
 169
 170                         // Remote roles
 171                         // if (roles != null) {
 172                         // writeRemoteRoles(userProfile, roles);
 173                         // }
 174                         if (session.hasPendingChanges())
 175                                 session.save();
 176                         return userProfile;
 177                 } catch (RepositoryException e) {
 178                         JcrUtils.discardQuietly(session);
 179                         throw new ArgeoException("Cannot sync node security model for " + username, e);
 180                 }
 181         }
 182
 183         /** Generate path for a new user home */
 184         private String generateUserPath(String base, String username) {
 185                 LdapName dn;
 186                 try {
 187                         dn = new LdapName(username);
 188                 } catch (InvalidNameException e) {
 189                         throw new ArgeoException("Invalid name " + username, e);
 190                 }
 191                 String userId = dn.getRdn(dn.size() - 1).getValue().toString();
 192                 int atIndex = userId.indexOf('@');
 193                 if (atIndex > 0) {
 194                         String domain = userId.substring(0, atIndex);
 195                         String name = userId.substring(atIndex + 1);
 196                         return base + '/' + JcrUtils.firstCharsToPath(domain, 2) + '/' + domain + '/'
 197                                         + JcrUtils.firstCharsToPath(name, 2) + '/' + name;
 198                 } else if (atIndex == 0 || atIndex == (userId.length() - 1)) {
 199                         throw new ArgeoException("Unsupported username " + userId);
 200                 } else {
 201                         return base + '/' + JcrUtils.firstCharsToPath(userId, 2) + '/' + userId;
 202                 }
 203         }
 204
 205 }