Allow passing queryparams to websocket

Adds helper function to convert object into querystring
Adds passing of token to websocket in vnc_auto.html

include/rfb.js

@@ -26,6 +26,7 @@ var RFB;
         this._rfb_port = 5900;
         this._rfb_password = '';
         this._rfb_path = '';
+        this._rfb_queryargs = '';
 
         this._rfb_state = 'disconnected';
         this._rfb_version = 0;
@@ -224,11 +225,12 @@ var RFB;
 
     RFB.prototype = {
         // Public methods
-        connect: function (host, port, password, path) {
+        connect: function (host, port, password, path, queryargs) {
             this._rfb_host = host;
             this._rfb_port = port;
             this._rfb_password = (password !== undefined) ? password : "";
             this._rfb_path = (path !== undefined) ? path : "";
+            this._rfb_queryargs = (path !== undefined) ? queryargs : null;
 
             if (!this._rfb_host || !this._rfb_port) {
                 return this._fail("Must set host and port");
@@ -314,6 +316,10 @@ var RFB;
             }
 
             uri += '://' + this._rfb_host + ':' + this._rfb_port + '/' + this._rfb_path;
+            if (self._rfb_queryargs != null) {
+                var querystr = WebUtil.objToQueryString(self._rfb_queryargs);
+                uri += "?" _ querystr;
+            }
             Util.Info("connecting to " + uri);
 
             this._sock.open(uri, this._wsProtocols);

include/webutil.js

@@ -237,3 +237,12 @@ WebUtil.selectStylesheet = function (sheet) {
     }
     return sheet;
 };
+
+// Method to help create query string from simple map
+WebUtil.objToQueryString = function(obj) {
+    var str = [];
+    for(var p in obj) {
+        str.push(encodeURIComponent(p) + "=" + encodeURIComponent(obj[p]));
+    }
+    return str.join("&");
+}

vnc_auto.html

@@ -149,7 +149,7 @@
         }
 
         window.onscriptsload = function () {
-            var host, port, password, path, token;
+            var host, port, password, path, token, queryargs;
 
             $D('sendCtrlAltDelButton').style.display = "inline";
             $D('sendCtrlAltDelButton').onclick = sendCtrlAltDel;
@@ -178,6 +178,7 @@
             // This is used by nova-novncproxy.
             token = WebUtil.getQueryVar('token', null);
             if (token) {
+                queryargs = {token: token};
                 WebUtil.createCookie('token', token, 1)
             }
 
@@ -201,7 +202,7 @@
                            'onUpdateState':  updateState,
                            'onXvpInit':    xvpInit,
                            'onPasswordRequired':  passwordRequired});
-            rfb.connect(host, port, password, path);
+            rfb.connect(host, port, password, path, queryargs);
         };
         </script>