Massive Argeo APIs refactoring
[lgpl/argeo-commons.git] / org.argeo.cms / src / org / argeo / cms / auth / CmsAuthUtils.java
index ab40e720c2eaf58b2b3d1a9457ee86c8dedbb47a..72676611e4e43f631429c52e8b31a6a0893e4529 100644 (file)
@@ -10,21 +10,16 @@ import javax.naming.InvalidNameException;
 import javax.naming.ldap.LdapName;
 import javax.security.auth.Subject;
 import javax.security.auth.x500.X500Principal;
-import javax.servlet.http.HttpServletRequest;
-import javax.servlet.http.HttpSession;
 
-//import org.apache.jackrabbit.core.security.AnonymousPrincipal;
-//import org.apache.jackrabbit.core.security.SecurityConstants;
-//import org.apache.jackrabbit.core.security.principal.AdminPrincipal;
-import org.argeo.cms.CmsException;
+import org.argeo.api.cms.CmsSession;
+import org.argeo.api.cms.CmsSessionId;
+import org.argeo.api.cms.DataAdminPrincipal;
+import org.argeo.api.cms.AnonymousPrincipal;
+import org.argeo.api.cms.CmsConstants;
 import org.argeo.cms.internal.auth.CmsSessionImpl;
 import org.argeo.cms.internal.auth.ImpliedByPrincipal;
 import org.argeo.cms.internal.http.WebCmsSessionImpl;
-import org.argeo.cms.internal.kernel.Activator;
-import org.argeo.node.NodeConstants;
-import org.argeo.node.security.AnonymousPrincipal;
-import org.argeo.node.security.DataAdminPrincipal;
-import org.argeo.node.security.NodeSecurityUtils;
+import org.argeo.cms.security.NodeSecurityUtils;
 import org.argeo.osgi.useradmin.AuthenticatingUser;
 import org.osgi.framework.BundleContext;
 import org.osgi.framework.InvalidSyntaxException;
@@ -32,6 +27,7 @@ import org.osgi.framework.ServiceReference;
 import org.osgi.service.http.HttpContext;
 import org.osgi.service.useradmin.Authorization;
 
+/** Centralises security related registrations. */
 class CmsAuthUtils {
        // Standard
        final static String SHARED_STATE_NAME = AuthenticatingUser.SHARED_STATE_NAME;
@@ -55,9 +51,7 @@ class CmsAuthUtils {
                // required for display name:
                subject.getPrivateCredentials().add(authorization);
 
-               if (Activator.isSingleUser()) {
-                       subject.getPrincipals().add(new DataAdminPrincipal());
-               }
+               boolean singleUser = authorization instanceof SingleUserAuthorization;
 
                Set<Principal> principals = subject.getPrincipals();
                try {
@@ -75,8 +69,11 @@ class CmsAuthUtils {
                                NodeSecurityUtils.checkUserName(name);
                                userPrincipal = new X500Principal(name.toString());
                                principals.add(userPrincipal);
-                               // principals.add(new ImpliedByPrincipal(NodeSecurityUtils.ROLE_USER_NAME,
-                               // userPrincipal));
+
+                               if (singleUser) {
+                                       principals.add(new ImpliedByPrincipal(NodeSecurityUtils.ROLE_ADMIN_NAME, userPrincipal));
+                                       principals.add(new DataAdminPrincipal());
+                               }
                        }
 
                        // Add roles provided by authorization
@@ -95,10 +92,8 @@ class CmsAuthUtils {
                        }
 
                } catch (InvalidNameException e) {
-                       throw new CmsException("Cannot commit", e);
+                       throw new IllegalArgumentException("Cannot commit", e);
                }
-
-               // registerSessionAuthorization(request, subject, authorization, locale);
        }
 
        private static void checkSubjectEmpty(Subject subject) {
@@ -126,72 +121,83 @@ class CmsAuthUtils {
                // subject.getPrincipals().removeAll(subject.getPrincipals(AnonymousPrincipal.class));
        }
 
-       synchronized static void registerSessionAuthorization(HttpServletRequest request, Subject subject,
+       @SuppressWarnings("unused")
+       synchronized static void registerSessionAuthorization(RemoteAuthRequest request, Subject subject,
                        Authorization authorization, Locale locale) {
                // synchronized in order to avoid multiple registrations
                // TODO move it to a service in order to avoid static synchronization
                if (request != null) {
-                       HttpSession httpSession = request.getSession(false);
+                       RemoteAuthSession httpSession = request.getSession();
                        assert httpSession != null;
                        String httpSessId = httpSession.getId();
-                       String remoteUser = authorization.getName() != null ? authorization.getName()
-                                       : NodeConstants.ROLE_ANONYMOUS;
+                       boolean anonymous = authorization.getName() == null;
+                       String remoteUser = !anonymous ? authorization.getName() : CmsConstants.ROLE_ANONYMOUS;
                        request.setAttribute(HttpContext.REMOTE_USER, remoteUser);
                        request.setAttribute(HttpContext.AUTHORIZATION, authorization);
 
-                       CmsSessionImpl cmsSession = CmsSessionImpl.getByLocalId(httpSessId);
-                       if (cmsSession != null) {
-                               if (authorization.getName() != null) {
-                                       if (cmsSession.getAuthorization().getName() == null) {
-                                               cmsSession.close();
-                                               cmsSession = null;
-                                       } else if (!authorization.getName().equals(cmsSession.getAuthorization().getName())) {
-                                               throw new CmsException("Inconsistent user " + authorization.getName()
-                                                               + " for existing CMS session " + cmsSession);
-                                       }
-                                       // keyring
-                                       if (cmsSession != null)
+                       CmsSessionImpl cmsSession;
+                       CmsSessionImpl currentLocalSession = CmsSessionImpl.getByLocalId(httpSessId);
+                       if (currentLocalSession != null) {
+                               boolean currentLocalSessionAnonymous = currentLocalSession.getAuthorization().getName() == null;
+                               if (!anonymous) {
+                                       if (currentLocalSessionAnonymous) {
+                                               currentLocalSession.close();
+                                               // new CMS session
+                                               cmsSession = new WebCmsSessionImpl(subject, authorization, locale, request);
+                                       } else if (!authorization.getName().equals(currentLocalSession.getAuthorization().getName())) {
+                                               throw new IllegalStateException("Inconsistent user " + authorization.getName()
+                                                               + " for existing CMS session " + currentLocalSession);
+                                       } else {
+                                               // keep current session
+                                               cmsSession = currentLocalSession;
+                                               // keyring
                                                subject.getPrivateCredentials().addAll(cmsSession.getSecretKeys());
+                                       }
                                } else {// anonymous
-                                       if (cmsSession.getAuthorization().getName() != null) {
-                                               cmsSession.close();
-                                               // TODO rather throw an exception ? log a warning ?
-                                               cmsSession = null;
+                                       if (!currentLocalSessionAnonymous) {
+                                               currentLocalSession.close();
+                                               throw new IllegalStateException(
+                                                               "Existing CMS session " + currentLocalSession + " was not logged out properly.");
                                        }
+                                       // keep current session
+                                       cmsSession = currentLocalSession;
                                }
-                       } else if (cmsSession == null) {
+                       } else {
+                               // new CMS session
                                cmsSession = new WebCmsSessionImpl(subject, authorization, locale, request);
                        }
-                       // request.setAttribute(CmsSession.class.getName(), cmsSession);
-                       if (cmsSession != null) {
-                               CmsSessionId nodeSessionId = new CmsSessionId(cmsSession.getUuid());
-                               if (subject.getPrivateCredentials(CmsSessionId.class).size() == 0)
-                                       subject.getPrivateCredentials().add(nodeSessionId);
-                               else {
-                                       UUID storedSessionId = subject.getPrivateCredentials(CmsSessionId.class).iterator().next()
-                                                       .getUuid();
-                                       // if (storedSessionId.equals(httpSessionId.getValue()))
-                                       throw new CmsException(
-                                                       "Subject already logged with session " + storedSessionId + " (not " + nodeSessionId + ")");
-                               }
+
+                       if (cmsSession == null)// should be dead code (cf. SuppressWarning of the method)
+                               throw new IllegalStateException("CMS session cannot be null");
+
+                       CmsSessionId nodeSessionId = new CmsSessionId(cmsSession.getUuid());
+                       if (subject.getPrivateCredentials(CmsSessionId.class).size() == 0) {
+                               subject.getPrivateCredentials().add(nodeSessionId);
+                       } else {
+                               UUID storedSessionId = subject.getPrivateCredentials(CmsSessionId.class).iterator().next().getUuid();
+                               // if (storedSessionId.equals(httpSessionId.getValue()))
+                               throw new IllegalStateException(
+                                               "Subject already logged with session " + storedSessionId + " (not " + nodeSessionId + ")");
                        }
                } else {
-                       // TODO desktop, CLI
+                       CmsSessionImpl cmsSession = new CmsSessionImpl(subject, authorization, locale, "desktop");
+                       CmsSessionId nodeSessionId = new CmsSessionId(cmsSession.getUuid());
+                       subject.getPrivateCredentials().add(nodeSessionId);
                }
        }
 
-       public static CmsSession cmsSessionFromHttpSession(BundleContext bc, String httpSessionId) {
+       public static CmsSessionImpl cmsSessionFromHttpSession(BundleContext bc, String httpSessionId) {
                Authorization authorization = null;
                Collection<ServiceReference<CmsSession>> sr;
                try {
                        sr = bc.getServiceReferences(CmsSession.class,
                                        "(" + CmsSession.SESSION_LOCAL_ID + "=" + httpSessionId + ")");
                } catch (InvalidSyntaxException e) {
-                       throw new CmsException("Cannot get CMS session for id " + httpSessionId, e);
+                       throw new IllegalArgumentException("Cannot get CMS session for id " + httpSessionId, e);
                }
-               CmsSession cmsSession;
+               CmsSessionImpl cmsSession;
                if (sr.size() == 1) {
-                       cmsSession = bc.getService(sr.iterator().next());
+                       cmsSession = (CmsSessionImpl) bc.getService(sr.iterator().next());
 //                     locale = cmsSession.getLocale();
                        authorization = cmsSession.getAuthorization();
                        if (authorization.getName() == null)
@@ -199,7 +205,7 @@ class CmsAuthUtils {
                } else if (sr.size() == 0)
                        return null;
                else
-                       throw new CmsException(sr.size() + ">1 web sessions detected for http session " + httpSessionId);
+                       throw new IllegalStateException(sr.size() + ">1 web sessions detected for http session " + httpSessionId);
                return cmsSession;
        }