GUAC-919: Rename LoginRESTService to TokenRESTService and provide logout semantics. Move Angular auth stuff to own module. Actually logout user.

guacamole/src/main/java/org/glyptodon/guacamole/net/basic/rest/RESTServletModule.java

@@ -26,7 +26,7 @@ import com.google.inject.Scopes;
 import com.google.inject.servlet.ServletModule;
 import com.sun.jersey.guice.spi.container.servlet.GuiceContainer;
 import org.codehaus.jackson.jaxrs.JacksonJsonProvider;
-import org.glyptodon.guacamole.net.basic.rest.auth.LoginRESTService;
+import org.glyptodon.guacamole.net.basic.rest.auth.TokenRESTService;
 import org.glyptodon.guacamole.net.basic.rest.clipboard.ClipboardRESTService;
 import org.glyptodon.guacamole.net.basic.rest.connection.ConnectionRESTService;
 import org.glyptodon.guacamole.net.basic.rest.connectiongroup.ConnectionGroupRESTService;
@@ -51,7 +51,7 @@ public class RESTServletModule extends ServletModule {
         bind(PermissionRESTService.class);
         bind(ProtocolRESTService.class);
         bind(UserRESTService.class);
-        bind(LoginRESTService.class);
+        bind(TokenRESTService.class);
         
         // Set up the servlet and JSON mappings
         bind(GuiceContainer.class);

guacamole/src/main/java/org/glyptodon/guacamole/net/basic/rest/auth/BasicTokenSessionMap.java

@@ -131,6 +131,7 @@ public class BasicTokenSessionMap implements TokenSessionMap {
                 if (age >= sessionTimeout) {
                     logger.debug("Session \"{}\" has timed out.", entry.getKey());
                     entries.remove();
+                    session.invalidate();
                 }
 
                 // Otherwise, no other sessions can possibly be old enough
@@ -162,6 +163,11 @@ public class BasicTokenSessionMap implements TokenSessionMap {
         sessionMap.put(authToken, session);
     }
 
+    @Override
+    public GuacamoleSession remove(String authToken) {
+        return sessionMap.remove(authToken);
+    }
+
     @Override
     public void shutdown() {
         executor.shutdownNow();

guacamole/src/main/java/org/glyptodon/guacamole/net/basic/rest/auth/TokenRESTService.java

@@ -24,9 +24,11 @@ package org.glyptodon.guacamole.net.basic.rest.auth;
 
 import com.google.inject.Inject;
 import javax.servlet.http.HttpServletRequest;
+import javax.ws.rs.DELETE;
 import javax.ws.rs.FormParam;
 import javax.ws.rs.POST;
 import javax.ws.rs.Path;
+import javax.ws.rs.PathParam;
 import javax.ws.rs.Produces;
 import javax.ws.rs.core.Context;
 import javax.ws.rs.core.MediaType;
@@ -42,16 +44,13 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 /**
- * A service for authenticating to the Guacamole REST API. Given valid
+ * A service for managing auth tokens via the Guacamole REST API.
- * credentials, the service will return an auth token. Invalid credentials will
- * result in a permission error.
  * 
  * @author James Muehlner
  */
-
+@Path("/token")
-@Path("/login")
 @Produces(MediaType.APPLICATION_JSON)
-public class LoginRESTService {
+public class TokenRESTService {
     
     /**
      * The authentication provider used to authenticate this user.
@@ -74,7 +73,7 @@ public class LoginRESTService {
     /**
      * Logger for this class.
      */
-    private static final Logger logger = LoggerFactory.getLogger(LoginRESTService.class);
+    private static final Logger logger = LoggerFactory.getLogger(TokenRESTService.class);
     
     /**
      * Authenticates a user, generates an auth token, associates that auth token
@@ -88,7 +87,7 @@ public class LoginRESTService {
      */
     @POST
     @AuthProviderRESTExposure
-    public APIAuthToken login(@FormParam("username") String username,
+    public APIAuthToken createToken(@FormParam("username") String username,
             @FormParam("password") String password, 
             @Context HttpServletRequest request) throws GuacamoleException {
         
@@ -121,4 +120,23 @@ public class LoginRESTService {
 
     }
 
+    /**
+     * Invalidates a specific auth token, effectively logging out the associated
+     * user.
+     * 
+     * @param authToken The token being invalidated.
+     */
+    @DELETE
+    @Path("/{token}")
+    @AuthProviderRESTExposure
+    public void invalidateToken(@PathParam("token") String authToken) {
+        
+        GuacamoleSession session = tokenSessionMap.remove(authToken);
+        if (session == null)
+            throw new HTTPException(Status.NOT_FOUND, "No such token.");
+
+        session.invalidate();
+
+    }
+
 }

guacamole/src/main/java/org/glyptodon/guacamole/net/basic/rest/auth/TokenSessionMap.java

@@ -51,6 +51,15 @@ public interface TokenSessionMap {
      */
     public GuacamoleSession get(String authToken);
 
+    /**
+     * Removes the GuacamoleSession associated with the given auth token.
+     *
+     * @param authToken The token to remove.
+     * @return The GuacamoleSession for the given auth token, if the auth token
+     *         represents a currently logged in user, null otherwise.
+     */
+    public GuacamoleSession remove(String authToken);
+    
     /**
      * Shuts down this session map, disallowing future sessions and reclaiming
      * any resources.

guacamole/src/main/webapp/app/auth/authModule.js

@@ -21,33 +21,6 @@
  */
 
 /**
- * A service for authenticating a user against the REST API.
+ * The module for authentication and management of tokens.
  */
-angular.module('index').factory('authenticationService', ['$http', 
+angular.module('auth', ['util']);
-        function authenticationService($http) {
-    var service = {};
-    
-    /**
-     * Makes a request to authenticate a user using the login REST API endpoint, 
-     * returning a promise that can be used for processing the results of the call.
-     * 
-     * @param {string} username The username to log in with.
-     * @param {string} password The password to log in with.
-     * @returns {promise} A promise for the HTTP call.
-     */
-    service.login = function login(username, password) {
-        return $http({
-            method: 'POST',
-            url: 'api/login',
-            headers: {
-                'Content-Type': 'application/x-www-form-urlencoded'
-            },
-            data: $.param({
-                username: username,
-                password: password
-            })
-        });
-    };
-    
-    return service;
-}]);

guacamole/src/main/webapp/app/auth/service/authenticationService.js

@@ -0,0 +1,90 @@
+/*
+ * Copyright (C) 2014 Glyptodon LLC
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/**
+ * A service for authenticating a user against the REST API.
+ */
+angular.module('auth').factory('authenticationService', ['$http', '$injector',
+        function authenticationService($http, $injector) {
+
+    var localStorageUtility = $injector.get("localStorageUtility");
+    var service = {};
+    
+    /**
+     * Makes a request to authenticate a user using the token REST API endpoint, 
+     * returning a promise that can be used for processing the results of the call.
+     * 
+     * @param {String} username The username to log in with.
+     * @param {String} password The password to log in with.
+     * @returns {Promise} A promise for the HTTP call.
+     */
+    service.login = function login(username, password) {
+        return $http({
+            method: 'POST',
+            url: 'api/token',
+            headers: {
+                'Content-Type': 'application/x-www-form-urlencoded'
+            },
+            data: $.param({
+                username: username,
+                password: password
+            })
+        }).success(function success(data, status, headers, config) {
+            localStorageUtility.set('authToken', data.authToken);
+            localStorageUtility.set('userID', data.userID);
+        });
+    };
+
+    /**
+     * Makes a request to logout a user using the login REST API endpoint, 
+     * returning a promise that can be used for processing the results of the call.
+     * 
+     * @returns {Promise} A promise for the HTTP call.
+     */
+    service.logout = function logout() {
+        return $http({
+            method: 'DELETE',
+            url: 'api/token/' + encodeURIComponent(service.getCurrentToken())
+        });
+    };
+
+    /**
+     * Returns the user ID of the current user.
+     *
+     * @returns {String} The user ID of the current user.
+     */
+    service.getCurrentUserID = function getCurrentUserID() {
+        return localStorageUtility.get('userID');
+    };
+
+    /**
+     * Returns the auth token associated with the current user. If the current
+     * user is not logged in, this token may not be valid.
+     *
+     * @returns {String} The auth token associated with the current user.
+     */
+    service.getCurrentToken = function getCurrentToken() {
+        return localStorageUtility.get('authToken');
+    };
+    
+    return service;
+}]);

guacamole/src/main/webapp/app/home/templates/home.html

@@ -49,7 +49,7 @@
 
     <div class="logout-panel">
         <a class="manage button" ng-show="currentUserHasUpdate" href="#/manage">{{'home.manage' | translate}}</a>
-        <a class="logout button" href="#/login">{{'home.logout' | translate}}</a>
+        <a class="logout button" ng-click="logout()">{{'home.logout' | translate}}</a>
     </div>
 
     <!-- The recent connections for this user -->

guacamole/src/main/webapp/app/index/controllers/indexController.js

@@ -29,7 +29,7 @@ angular.module('index').controller('indexController', ['$scope', '$injector',
     // Get the dependencies commonJS style
     var permissionDAO           = $injector.get("permissionDAO"),
         permissionCheckService  = $injector.get("permissionCheckService"),
-        localStorageUtility     = $injector.get("localStorageUtility"),
+        authenticationService   = $injector.get("authenticationService"),
         $q                      = $injector.get("$q"),
         $document               = $injector.get("$document"),
         $window                 = $injector.get("$window"),
@@ -64,7 +64,7 @@ angular.module('index').controller('indexController', ['$scope', '$injector',
     var permissionsLoaded= $q.defer();
     $scope.basicPermissionsLoaded = permissionsLoaded.promise;
     
-    $scope.currentUserID = localStorageUtility.get('userID');
+    $scope.currentUserID = authenticationService.getCurrentUserID();
     
     // If the user is unknown, force a login
     if(!$scope.currentUserID)
@@ -87,6 +87,13 @@ angular.module('index').controller('indexController', ['$scope', '$injector',
         });
     };
 
+    // Provide simple mechanism for logging out the current user
+    $scope.logout = function logout() {
+        authenticationService.logout().success(function logoutSuccess() {
+            $location.path('/login');
+        });
+    };
+    
     // Try to load them now
     $scope.loadBasicPermissions();
     

guacamole/src/main/webapp/app/index/indexModule.js

@@ -23,4 +23,4 @@
 /**
  * The module for the root of the application.
  */
-angular.module('index', ['ngRoute', 'pascalprecht.translate', 'home', 'manage', 'login', 'client']);
+angular.module('index', ['ngRoute', 'pascalprecht.translate', 'auth', 'home', 'manage', 'login', 'client']);

guacamole/src/main/webapp/app/login/controllers/loginController.js

@@ -25,21 +25,13 @@ angular.module('login').controller('loginController', ['$scope', '$injector',
             
     // Get the dependencies commonJS style
     var authenticationService = $injector.get("authenticationService");
-    var localStorageUtility     = $injector.get("localStorageUtility");
     var $location             = $injector.get("$location");
             
-    // Clear the auth token and userID to log out the user
-    localStorageUtility.clear("authToken");
-    localStorageUtility.clear("userID");
-        
     $scope.loginError = false;
     
     $scope.login = function login() {
         authenticationService.login($scope.username, $scope.password)
             .success(function success(data, status, headers, config) {
-                localStorageUtility.set('authToken', data.authToken);
-                localStorageUtility.set('userID', data.userID);
-                
                 // Set up the basic permissions for the user
                 $scope.loadBasicPermissions();
                 $location.path('/');
@@ -47,4 +39,5 @@ angular.module('login').controller('loginController', ['$scope', '$injector',
                 $scope.loginError = true;
             });
     };
+
 }]);

guacamole/src/main/webapp/app/manage/templates/manage.html

@@ -44,7 +44,7 @@ THE SOFTWARE.
 
 <div class="logout-panel">
     <a class="back button" href="#/">{{'manage.back' | translate}}</a>
-    <a class="logout button" href="#/login">{{'home.logout' | translate}}</a>
+    <a class="logout button" ng-click="logout()">{{'home.logout' | translate}}</a>
 </div>
 
 <h2>{{'manage.administration' | translate}}</h2>