6 noVNC example: lightweight example using minimal UI and features
7 Copyright (C) 2012 Joel Martin
8 Copyright (C) 2017 Samuel Mannehed for Cendio AB
9 noVNC is licensed under the MPL 2.0 (see LICENSE.txt)
10 This file is licensed under the 2-Clause BSD license (see LICENSE.txt).
12 Connect parameters are provided in query string:
13 http://example.com/?host=HOST&port=PORT&encrypt=1
15 http://example.com/#host=HOST&port=PORT&encrypt=1
19 <meta charset=
"utf-8">
21 <!-- Always force latest IE rendering engine (even in intranet) & Chrome Frame
22 Remove this if you use the .htaccess -->
23 <meta http-equiv=
"X-UA-Compatible" content=
"IE=edge,chrome=1">
25 <!-- Icons (see Makefile for what the sizes are for) -->
26 <link rel=
"icon" sizes=
"16x16" type=
"image/png" href=
"app/images/icons/novnc-16x16.png">
27 <link rel=
"icon" sizes=
"24x24" type=
"image/png" href=
"app/images/icons/novnc-24x24.png">
28 <link rel=
"icon" sizes=
"32x32" type=
"image/png" href=
"app/images/icons/novnc-32x32.png">
29 <link rel=
"icon" sizes=
"48x48" type=
"image/png" href=
"app/images/icons/novnc-48x48.png">
30 <link rel=
"icon" sizes=
"60x60" type=
"image/png" href=
"app/images/icons/novnc-60x60.png">
31 <link rel=
"icon" sizes=
"64x64" type=
"image/png" href=
"app/images/icons/novnc-64x64.png">
32 <link rel=
"icon" sizes=
"72x72" type=
"image/png" href=
"app/images/icons/novnc-72x72.png">
33 <link rel=
"icon" sizes=
"76x76" type=
"image/png" href=
"app/images/icons/novnc-76x76.png">
34 <link rel=
"icon" sizes=
"96x96" type=
"image/png" href=
"app/images/icons/novnc-96x96.png">
35 <link rel=
"icon" sizes=
"120x120" type=
"image/png" href=
"app/images/icons/novnc-120x120.png">
36 <link rel=
"icon" sizes=
"144x144" type=
"image/png" href=
"app/images/icons/novnc-144x144.png">
37 <link rel=
"icon" sizes=
"152x152" type=
"image/png" href=
"app/images/icons/novnc-152x152.png">
38 <link rel=
"icon" sizes=
"192x192" type=
"image/png" href=
"app/images/icons/novnc-192x192.png">
39 <link rel=
"icon" sizes=
"any" type=
"image/svg+xml" href=
"app/images/icons/novnc-icon.svg">
40 <!-- Repeated last so that legacy handling will pick this -->
41 <link rel=
"icon" sizes=
"16x16" type=
"image/png" href=
"app/images/icons/novnc-16x16.png">
43 <!-- Apple iOS Safari settings -->
44 <meta name=
"viewport" content=
"width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no">
45 <meta name=
"apple-mobile-web-app-capable" content=
"yes" />
46 <meta name=
"apple-mobile-web-app-status-bar-style" content=
"black-translucent" />
47 <!-- Home Screen Icons (favourites and bookmarks use the normal icons) -->
48 <link rel=
"apple-touch-icon" sizes=
"60x60" type=
"image/png" href=
"app/images/icons/novnc-60x60.png">
49 <link rel=
"apple-touch-icon" sizes=
"76x76" type=
"image/png" href=
"app/images/icons/novnc-76x76.png">
50 <link rel=
"apple-touch-icon" sizes=
"120x120" type=
"image/png" href=
"app/images/icons/novnc-120x120.png">
51 <link rel=
"apple-touch-icon" sizes=
"152x152" type=
"image/png" href=
"app/images/icons/novnc-152x152.png">
54 <link rel=
"stylesheet" href=
"app/styles/lite.css">
57 <script type='text/javascript'
58 src='http://getfirebug.com/releases/lite/1.2/firebug-lite-compressed.js'></script>
61 <!-- promise polyfills promises for IE11 -->
62 <script src=
"vendor/promise.js"></script>
63 <!-- ES2015/ES6 modules polyfill -->
64 <script type=
"module">
65 window._noVNC_has_module_support = true;
68 window.addEventListener(
"load", function() {
69 if (window._noVNC_has_module_support) return;
70 var loader = document.createElement(
"script");
71 loader.src =
"vendor/browser-es-module-loader/dist/browser-es-module-loader.js";
72 document.head.appendChild(loader);
76 <!-- actual script modules -->
77 <script type=
"module" crossorigin=
"anonymous">
78 // Load supporting scripts
79 import * as WebUtil from './app/webutil.js';
80 import RFB from './core/rfb.js';
87 if (WebUtil.getConfigVar('resize', false)) {
88 var innerW = window.innerWidth;
89 var innerH = window.innerHeight;
90 var controlbarH = document.getElementById('noVNC_status_bar').offsetHeight;
91 if (innerW !== undefined && innerH !== undefined)
92 rfb.requestDesktopSize(innerW, innerH - controlbarH);
95 function FBUComplete(rfb, fbu) {
97 rfb.set_onFBUComplete(function() { });
99 function updateDesktopName(rfb, name) {
102 function passwordRequired(rfb, msg) {
103 if (typeof msg === 'undefined') {
104 msg = 'Password Required: ';
108 var form = document.createElement('form');
109 form.style = 'margin-bottom:
0px';
110 form.innerHTML = '
<label></label>'
111 form.innerHTML += '
<input type=password size=
10 id=
"password_input" class=
"noVNC_status">';
112 form.onsubmit = setPassword;
114 // bypass status() because it sets text content
115 document.getElementById('noVNC_status_bar').setAttribute(
"class",
"noVNC_status_warn");
116 document.getElementById('noVNC_status').innerHTML = '';
117 document.getElementById('noVNC_status').appendChild(form);
118 document.getElementById('noVNC_status').querySelector('label').textContent = msg;
120 function setPassword() {
121 rfb.sendPassword(document.getElementById('password_input').value);
124 function sendCtrlAltDel() {
125 rfb.sendCtrlAltDel();
128 function xvpShutdown() {
132 function xvpReboot() {
136 function xvpReset() {
140 function status(text, level) {
149 document.getElementById('noVNC_status_bar').setAttribute(
"class",
"noVNC_status_" + level);
150 document.getElementById('noVNC_status').textContent = text;
152 function updateState(rfb, state, oldstate) {
153 var cad = document.getElementById('sendCtrlAltDelButton');
156 status(
"Connecting",
"normal");
159 if (rfb && rfb.get_encrypt()) {
160 status(
"Connected (encrypted) to " +
161 desktopName,
"normal");
163 status(
"Connected (unencrypted) to " +
164 desktopName,
"normal");
167 case 'disconnecting':
168 status(
"Disconnecting",
"normal");
171 status(
"Disconnected",
"normal");
174 status(state,
"warn");
178 if (state === 'connected') {
179 cad.disabled = false;
186 function disconnected(rfb, reason) {
187 if (typeof(reason) !== 'undefined') {
188 status(reason,
"error");
191 function notification(rfb, msg, level, options) {
195 window.onresize = function () {
196 // When the window has been resized, wait until the size remains
197 // the same for
0.5 seconds before sending the request for changing
198 // the resolution of the session
199 clearTimeout(resizeTimeout);
200 resizeTimeout = setTimeout(function(){
205 function xvpInit(ver) {
207 xvpbuttons = document.getElementById('noVNC_xvp_buttons');
209 xvpbuttons.style.display = 'inline';
211 xvpbuttons.style.display = 'none';
215 document.getElementById('sendCtrlAltDelButton').style.display =
"inline";
216 document.getElementById('sendCtrlAltDelButton').onclick = sendCtrlAltDel;
217 document.getElementById('xvpShutdownButton').onclick = xvpShutdown;
218 document.getElementById('xvpRebootButton').onclick = xvpReboot;
219 document.getElementById('xvpResetButton').onclick = xvpReset;
221 WebUtil.init_logging(WebUtil.getConfigVar('logging', 'warn'));
222 document.title = WebUtil.getConfigVar('title', 'noVNC');
223 // By default, use the host and port of server that served this file
224 var host = WebUtil.getConfigVar('host', window.location.hostname);
225 var port = WebUtil.getConfigVar('port', window.location.port);
227 // if port ==
80 (or
443) then it won't be present and should be
230 if (window.location.protocol.substring(
0,
5) == 'https') {
233 else if (window.location.protocol.substring(
0,
4) == 'http') {
238 var password = WebUtil.getConfigVar('password', '');
239 var path = WebUtil.getConfigVar('path', 'websockify');
241 // If a token variable is passed in, set the parameter in a cookie.
242 // This is used by nova-novncproxy.
243 var token = WebUtil.getConfigVar('token', null);
245 // if token is already present in the path we should use it
246 path = WebUtil.injectParamIfMissing(path,
"token", token);
248 WebUtil.createCookie('token', token,
1)
253 if ((!host) || (!port)) {
254 status('Must specify host and port in URL', 'error');
258 rfb = new RFB({'target': document.getElementById('noVNC_canvas'),
259 'encrypt': WebUtil.getConfigVar('encrypt',
260 (window.location.protocol ===
"https:")),
261 'repeaterID': WebUtil.getConfigVar('repeaterID', ''),
262 'local_cursor': WebUtil.getConfigVar('cursor', true),
263 'shared': WebUtil.getConfigVar('shared', true),
264 'view_only': WebUtil.getConfigVar('view_only', false),
265 'onNotification': notification,
266 'onUpdateState': updateState,
267 'onDisconnected': disconnected,
268 'onXvpInit': xvpInit,
269 'onPasswordRequired': passwordRequired,
270 'onFBUComplete': FBUComplete,
271 'onDesktopName': updateDesktopName});
273 status('Unable to create RFB client -- ' + exc, 'error');
274 return; // don't continue trying to connect
277 rfb.connect(host, port, password, path);
283 <div id=
"noVNC_status_bar" style=
"margin-top: 0px;">
284 <table border=
0 width=
"100%"><tr>
285 <td><div id=
"noVNC_status" style=
"position: relative; height: auto;">
288 <td width=
"1%"><div id=
"noVNC_buttons">
289 <input type=button
value=
"Send CtrlAltDel"
290 id=
"sendCtrlAltDelButton">
291 <span id=
"noVNC_xvp_buttons">
292 <input type=button
value=
"Shutdown"
293 id=
"xvpShutdownButton">
294 <input type=button
value=
"Reboot"
295 id=
"xvpRebootButton">
296 <input type=button
value=
"Reset"
302 <canvas id=
"noVNC_canvas" width=
"0" height=
"0">
303 Canvas not supported.