+/*
+ * Copyright (C) 2007-2012 Argeo GmbH
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
package org.argeo.security.jackrabbit;
import java.security.Principal;
import java.util.ArrayList;
+import java.util.Collections;
+import java.util.HashMap;
import java.util.Iterator;
import java.util.List;
+import java.util.Map;
import java.util.Set;
-import javax.jcr.Node;
import javax.jcr.RepositoryException;
import javax.jcr.Session;
-import javax.jcr.security.AccessControlList;
-import javax.jcr.security.AccessControlManager;
-import javax.jcr.security.AccessControlPolicy;
-import javax.jcr.security.AccessControlPolicyIterator;
-import javax.jcr.security.Privilege;
import javax.security.auth.Subject;
import org.apache.commons.logging.Log;
import org.apache.jackrabbit.api.security.user.User;
import org.apache.jackrabbit.api.security.user.UserManager;
import org.apache.jackrabbit.core.DefaultSecurityManager;
+import org.apache.jackrabbit.core.security.AMContext;
+import org.apache.jackrabbit.core.security.AccessManager;
+import org.apache.jackrabbit.core.security.AnonymousPrincipal;
import org.apache.jackrabbit.core.security.SecurityConstants;
-import org.apache.jackrabbit.core.security.SystemPrincipal;
import org.apache.jackrabbit.core.security.authorization.WorkspaceAccessManager;
-import org.argeo.ArgeoException;
-import org.argeo.jcr.JcrUtils;
import org.springframework.security.Authentication;
import org.springframework.security.GrantedAuthority;
+import org.springframework.security.context.SecurityContextHolder;
-/** Intermediary class in order to have a consistent naming in config files. */
+/** Integrates Spring Security and Jackrabbit Security users and roles. */
public class ArgeoSecurityManager extends DefaultSecurityManager {
- public final static String HOME_BASE_PATH = "/home";
+ /** Legacy security sync */
+ final static String PROPERTY_JACKRABBIT_SECURITY_SYNC_1_1 = "argeo.jackarabbit.securitySync.1.1";
- private Log log = LogFactory.getLog(ArgeoSecurityManager.class);
+ private final static Log log = LogFactory
+ .getLog(ArgeoSecurityManager.class);
+
+ private static Boolean synchronize = Boolean.parseBoolean(System
+ .getProperty(PROPERTY_JACKRABBIT_SECURITY_SYNC_1_1, "false"));
+
+ /** TODO? use a bounded buffer */
+ private Map<String, String> userRolesCache = Collections
+ .synchronizedMap(new HashMap<String, String>());
@Override
- /** Since this is called once when the session is created, we take the opportunity to synchronize Spring and Jackrabbit users and groups.*/
+ public AccessManager getAccessManager(Session session, AMContext amContext)
+ throws RepositoryException {
+ synchronized (getSystemSession()) {
+ return super.getAccessManager(session, amContext);
+ }
+ }
+
+ @Override
+ public UserManager getUserManager(Session session)
+ throws RepositoryException {
+ synchronized (getSystemSession()) {
+ return super.getUserManager(session);
+ }
+ }
+
+ /**
+ * Since this is called once when the session is created, we take the
+ * opportunity to make sure that Jackrabbit users and groups reflect Spring
+ * Security name and authorities.
+ */
+ @Override
public String getUserID(Subject subject, String workspaceName)
throws RepositoryException {
- long begin = System.currentTimeMillis();
+ if (!synchronize) {
+ Authentication authentication = SecurityContextHolder.getContext()
+ .getAuthentication();
+ if (authentication != null)
+ return authentication.getName();
+ else
+ return super.getUserID(subject, workspaceName);
+ }
- if (!subject.getPrincipals(SystemPrincipal.class).isEmpty())
+ if (log.isTraceEnabled())
+ log.trace(subject);
+ // skip anonymous user (no rights)
+ if (!subject.getPrincipals(AnonymousPrincipal.class).isEmpty())
+ return super.getUserID(subject, workspaceName);
+ // skip Jackrabbit system user (all rights)
+ if (!subject.getPrincipals(ArgeoSystemPrincipal.class).isEmpty())
return super.getUserID(subject, workspaceName);
+ // retrieve Spring authentication from JAAS
+ // TODO? use Spring Security context holder
Authentication authen;
Set<Authentication> authens = subject
.getPrincipals(Authentication.class);
- if (authens.size() == 0)
- throw new ArgeoException("No Spring authentication found in "
- + subject);
- else
+ String userId = super.getUserID(subject, workspaceName);
+ if (authens.size() == 0) {
+ // make sure that logged-in user has a Principal, useful for testing
+ // using an admin user
+ UserManager systemUm = getSystemUserManager(null);
+ if (systemUm.getAuthorizable(userId) == null)
+ systemUm.createUser(userId, "");
+ } else {// Spring Security
authen = authens.iterator().next();
- UserManager systemUm = getSystemUserManager(workspaceName);
+ if (!userId.equals(authen.getName()))
+ log.warn("User ID is '" + userId + "' but authen is "
+ + authen.getName());
+ StringBuffer roles = new StringBuffer("");
+ GrantedAuthority[] authorities = authen.getAuthorities();
+ for (GrantedAuthority ga : authorities) {
+ roles.append(ga.toString());
+ }
+
+ // do not sync if not changed
+ if (userRolesCache.containsKey(userId)
+ && userRolesCache.get(userId).equals(roles.toString()))
+ return userId;
+
+ // sync Spring and Jackrabbit
+ // workspace is irrelevant here
+ UserManager systemUm = getSystemUserManager(null);
+ syncSpringAndJackrabbitSecurity(systemUm, authen);
+ userRolesCache.put(userId, roles.toString());
+ }
+ return userId;
+ }
+
+ /**
+ * Make sure that the Jackrabbit security model contains this user and its
+ * granted authorities
+ */
+ static private void syncSpringAndJackrabbitSecurity(UserManager systemUm,
+ Authentication authen) throws RepositoryException {
+ long begin = System.currentTimeMillis();
String userId = authen.getName();
User user = (User) systemUm.getAuthorizable(userId);
log.info(userId + " added as " + user);
}
- setHomeNodeAuthorizations(user);
-
// process groups
List<String> userGroupIds = new ArrayList<String>();
for (GrantedAuthority ga : authen.getAuthorities()) {
if (!group.isMember(user))
group.addMember(user);
userGroupIds.add(ga.getAuthority());
-
}
// check if user has not been removed from some groups
log.trace("Spring and Jackrabbit Security synchronized for user "
+ userId + " in " + (System.currentTimeMillis() - begin)
+ " ms");
- return userId;
- }
-
- protected void setHomeNodeAuthorizations(User user) {
- // give all privileges on user home
- // FIXME: fails on an empty repo
- String userId = "<not yet set>";
- try {
- userId = user.getID();
- Node userHome = JcrUtils.getUserHome(getSystemSession(), userId);
- // autocreate home node?
-// if (userHome == null)
-// userHome = JcrUtils.createUserHome(getSystemSession(),
-// HOME_BASE_PATH, userId);
-
- if (userHome != null) {
- String path = userHome.getPath();
- AccessControlPolicy policy = null;
- AccessControlManager acm = getSystemSession()
- .getAccessControlManager();
- AccessControlPolicyIterator policyIterator = acm
- .getApplicablePolicies(path);
- if (policyIterator.hasNext()) {
- policy = policyIterator.nextAccessControlPolicy();
- } else {
- AccessControlPolicy[] existingPolicies = acm
- .getPolicies(path);
- policy = existingPolicies[0];
- }
- if (policy instanceof AccessControlList) {
- Privilege[] privileges = { acm
- .privilegeFromName(Privilege.JCR_ALL) };
- ((AccessControlList) policy).addAccessControlEntry(
- user.getPrincipal(), privileges);
- acm.setPolicy(path, policy);
- }
- }
- } catch (Exception e) {
- log.warn("Cannot set authorization on user node for " + userId
- + ": " + e.getMessage());
- }
-
}
@Override
WorkspaceAccessManager {
private final WorkspaceAccessManager wam;
- // private String defaultWorkspace;
-
public ArgeoWorkspaceAccessManagerImpl(WorkspaceAccessManager wam) {
super();
this.wam = wam;
public void init(Session systemSession) throws RepositoryException {
wam.init(systemSession);
- // defaultWorkspace = ((RepositoryImpl) getRepository()).getConfig()
- // .getDefaultWorkspaceName();
}
public void close() throws RepositoryException {
public boolean grants(Set<Principal> principals, String workspaceName)
throws RepositoryException {
- // everybody has access to all workspaces
// TODO: implements finer access to workspaces
return true;
-
- // anonymous has access to the default workspace (required for
- // remoting which does a default login when initializing the
- // repository)
- // Boolean anonymous = false;
- // for (Principal principal : principals)
- // if (principal instanceof AnonymousPrincipal)
- // anonymous = true;
- //
- // if (anonymous && workspaceName.equals(defaultWorkspace))
- // return true;
- // else
- // return wam.grants(principals, workspaceName);
}
}
projects / lgpl / argeo-commons.git / blobdiff