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.apache.jackrabbit.core.security.SecurityConstants;
  18 import org.argeo.ArgeoException;
  19 import org.argeo.cms.CmsException;
  20 import org.argeo.cms.auth.AuthConstants;
  21 import org.argeo.jcr.ArgeoJcrConstants;
  22 import org.argeo.jcr.ArgeoNames;
  23 import org.argeo.jcr.ArgeoTypes;
  24 import org.argeo.jcr.JcrRepositoryWrapper;
  25 import org.argeo.jcr.JcrUtils;
  26 import org.argeo.jcr.UserJcrUtils;
  27
  28 /**
  29  * Make sure each user has a home directory available in the default workspace.
  30  */
  31 class HomeRepository extends JcrRepositoryWrapper implements KernelConstants, ArgeoJcrConstants {
  32         // private final Kernel kernel;
  33
  34         /** The home base path. */
  35         private String homeBasePath = "/home";
  36         private String peopleBasePath = ArgeoJcrConstants.PEOPLE_BASE_PATH;
  37
  38         private Set<String> checkedUsers = new HashSet<String>();
  39
  40         public HomeRepository(Repository repository) {
  41                 // this.kernel = kernel;
  42                 setRepository(repository);
  43                 LoginContext lc;
  44                 try {
  45                         lc = new LoginContext(AuthConstants.LOGIN_CONTEXT_DATA_ADMIN);
  46                         lc.login();
  47                 } catch (javax.security.auth.login.LoginException e1) {
  48                         throw new CmsException("Cannot login as systrem", e1);
  49                 }
  50                 Subject.doAs(lc.getSubject(), new PrivilegedAction<Void>() {
  51
  52                         @Override
  53                         public Void run() {
  54                                 try {
  55                                         initJcr(getRepository().login());
  56                                 } catch (RepositoryException e) {
  57                                         throw new CmsException("Cannot init JCR home", e);
  58                                 }
  59                                 return null;
  60                         }
  61
  62                 });
  63         }
  64
  65         // @Override
  66         // public Session login() throws LoginException, RepositoryException {
  67         // Session session = super.login();
  68         // String username = session.getUserID();
  69         // if (username == null)
  70         // return session;
  71         // if (session.getUserID().equals(AuthConstants.ROLE_ANONYMOUS))
  72         // return session;
  73         //
  74         // if (checkedUsers.contains(username))
  75         // return session;
  76         // Session adminSession = KernelUtils.openAdminSession(getRepository(),
  77         // session.getWorkspace().getName());
  78         // try {
  79         // syncJcr(adminSession, username);
  80         // checkedUsers.add(username);
  81         // } finally {
  82         // JcrUtils.logoutQuietly(adminSession);
  83         // }
  84         // return session;
  85         // }
  86
  87         @Override
  88         protected void processNewSession(Session session) {
  89                 String username = session.getUserID();
  90                 if (username == null)
  91                         return;
  92                 if (session.getUserID().equals(AuthConstants.ROLE_ANONYMOUS))
  93                         return;
  94                 if (session.getUserID().equals(AuthConstants.ROLE_KERNEL))
  95                         return;
  96                 if (session.getUserID().equals(SecurityConstants.ADMIN_ID))
  97                         return;
  98
  99                 if (checkedUsers.contains(username))
 100                         return;
 101                 Session adminSession = KernelUtils.openAdminSession(getRepository(), session.getWorkspace().getName());
 102                 try {
 103                         syncJcr(adminSession, username);
 104                         checkedUsers.add(username);
 105                 } finally {
 106                         JcrUtils.logoutQuietly(adminSession);
 107                 }
 108         }
 109
 110         /*
 111          * JCR
 112          */
 113         /** Session is logged out. */
 114         private void initJcr(Session adminSession) {
 115                 try {
 116                         JcrUtils.mkdirs(adminSession, homeBasePath);
 117                         JcrUtils.mkdirs(adminSession, peopleBasePath);
 118                         adminSession.save();
 119
 120                         JcrUtils.addPrivilege(adminSession, homeBasePath, AuthConstants.ROLE_USER_ADMIN, Privilege.JCR_READ);
 121                         JcrUtils.addPrivilege(adminSession, peopleBasePath, AuthConstants.ROLE_USER_ADMIN, Privilege.JCR_ALL);
 122                         adminSession.save();
 123                 } catch (RepositoryException e) {
 124                         throw new CmsException("Cannot initialize node user admin", e);
 125                 } finally {
 126                         JcrUtils.logoutQuietly(adminSession);
 127                 }
 128         }
 129
 130         private Node syncJcr(Session session, String username) {
 131                 try {
 132                         Node userHome = UserJcrUtils.getUserHome(session, username);
 133                         if (userHome == null) {
 134                                 String homePath = generateUserPath(homeBasePath, username);
 135                                 if (session.itemExists(homePath))// duplicate user id
 136                                         userHome = session.getNode(homePath).getParent().addNode(JcrUtils.lastPathElement(homePath));
 137                                 else
 138                                         userHome = JcrUtils.mkdirs(session, homePath);
 139                                 // userHome = JcrUtils.mkfolders(session, homePath);
 140                                 userHome.addMixin(ArgeoTypes.ARGEO_USER_HOME);
 141                                 userHome.setProperty(ArgeoNames.ARGEO_USER_ID, username);
 142                                 session.save();
 143
 144                                 JcrUtils.clearAccessControList(session, homePath, username);
 145                                 JcrUtils.addPrivilege(session, homePath, username, Privilege.JCR_ALL);
 146                         }
 147
 148                         Node userProfile = UserJcrUtils.getUserProfile(session, username);
 149                         // new user
 150                         if (userProfile == null) {
 151                                 String personPath = generateUserPath(peopleBasePath, username);
 152                                 Node personBase;
 153                                 if (session.itemExists(personPath))// duplicate user id
 154                                         personBase = session.getNode(personPath).getParent().addNode(JcrUtils.lastPathElement(personPath));
 155                                 else
 156                                         personBase = JcrUtils.mkdirs(session, personPath);
 157                                 userProfile = personBase.addNode(ArgeoNames.ARGEO_PROFILE);
 158                                 userProfile.addMixin(ArgeoTypes.ARGEO_USER_PROFILE);
 159                                 userProfile.setProperty(ArgeoNames.ARGEO_USER_ID, username);
 160                                 // userProfile.setProperty(ArgeoNames.ARGEO_ENABLED, true);
 161                                 // userProfile.setProperty(ArgeoNames.ARGEO_ACCOUNT_NON_EXPIRED,
 162                                 // true);
 163                                 // userProfile.setProperty(ArgeoNames.ARGEO_ACCOUNT_NON_LOCKED,
 164                                 // true);
 165                                 // userProfile.setProperty(ArgeoNames.ARGEO_CREDENTIALS_NON_EXPIRED,
 166                                 // true);
 167                                 session.save();
 168
 169                                 JcrUtils.clearAccessControList(session, userProfile.getPath(), username);
 170                                 JcrUtils.addPrivilege(session, userProfile.getPath(), username, Privilege.JCR_READ);
 171                         }
 172
 173                         // Remote roles
 174                         // if (roles != null) {
 175                         // writeRemoteRoles(userProfile, roles);
 176                         // }
 177                         if (session.hasPendingChanges())
 178                                 session.save();
 179                         return userProfile;
 180                 } catch (RepositoryException e) {
 181                         JcrUtils.discardQuietly(session);
 182                         throw new ArgeoException("Cannot sync node security model for " + username, e);
 183                 }
 184         }
 185
 186         /** Generate path for a new user home */
 187         private String generateUserPath(String base, String username) {
 188                 LdapName dn;
 189                 try {
 190                         dn = new LdapName(username);
 191                 } catch (InvalidNameException e) {
 192                         throw new ArgeoException("Invalid name " + username, e);
 193                 }
 194                 String userId = dn.getRdn(dn.size() - 1).getValue().toString();
 195                 int atIndex = userId.indexOf('@');
 196                 if (atIndex > 0) {
 197                         String domain = userId.substring(0, atIndex);
 198                         String name = userId.substring(atIndex + 1);
 199                         return base + '/' + JcrUtils.firstCharsToPath(domain, 2) + '/' + domain + '/'
 200                                         + JcrUtils.firstCharsToPath(name, 2) + '/' + name;
 201                 } else if (atIndex == 0 || atIndex == (userId.length() - 1)) {
 202                         throw new ArgeoException("Unsupported username " + userId);
 203                 } else {
 204                         return base + '/' + JcrUtils.firstCharsToPath(userId, 2) + '/' + userId;
 205                 }
 206         }
 207
 208 }