vnc_lite.html

   1 <!DOCTYPE html>
   2 <html>
   3 <head>
   4
   5     <!--
   6     noVNC example: lightweight example using minimal UI and features
   7     Copyright (C) 2012 Joel Martin
   8     Copyright (C) 2018 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).
  11
  12     Connect parameters are provided in query string:
  13         http://example.com/?host=HOST&port=PORT&encrypt=1
  14     or the fragment:
  15         http://example.com/#host=HOST&port=PORT&encrypt=1
  16     -->
  17     <title>noVNC</title>
  18
  19     <meta charset="utf-8">
  20
  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">
  24
  25     <!-- Icons (see app/images/icons/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     <!-- Firefox currently mishandles SVG, see #1419039
  40     <link rel="icon" sizes="any" type="image/svg+xml" href="app/images/icons/novnc-icon.svg">
  41     -->
  42     <!-- Repeated last so that legacy handling will pick this -->
  43     <link rel="icon" sizes="16x16" type="image/png" href="app/images/icons/novnc-16x16.png">
  44
  45     <!-- Stylesheets -->
  46     <link rel="stylesheet" href="app/styles/lite.css">
  47
  48     <!-- promise polyfills promises for IE11 -->
  49     <script src="vendor/promise.js"></script>
  50     <!-- ES2015/ES6 modules polyfill -->
  51     <script type="module">
  52         window._noVNC_has_module_support = true;
  53     </script>
  54     <script>
  55         window.addEventListener("load", function() {
  56             if (window._noVNC_has_module_support) return;
  57             var loader = document.createElement("script");
  58             loader.src = "vendor/browser-es-module-loader/dist/browser-es-module-loader.js";
  59             document.head.appendChild(loader);
  60         });
  61     </script>
  62
  63     <!-- actual script modules -->
  64     <script type="module" crossorigin="anonymous">
  65         // Load supporting scripts
  66         import * as WebUtil from './app/webutil.js';
  67         import RFB from './core/rfb.js';
  68
  69         var rfb;
  70         var desktopName;
  71
  72         function updateDesktopName(e) {
  73             desktopName = e.detail.name;
  74         }
  75         function credentials(e) {
  76             var html;
  77
  78             var form = document.createElement('form');
  79             form.innerHTML = '<label></label>';
  80             form.innerHTML += '<input type=password size=10 id="password_input">';
  81             form.onsubmit = setPassword;
  82
  83             // bypass status() because it sets text content
  84             document.getElementById('noVNC_status_bar').setAttribute("class", "noVNC_status_warn");
  85             document.getElementById('noVNC_status').innerHTML = '';
  86             document.getElementById('noVNC_status').appendChild(form);
  87             document.getElementById('noVNC_status').querySelector('label').textContent = 'Password Required: ';
  88         }
  89         function setPassword() {
  90             rfb.sendCredentials({ password: document.getElementById('password_input').value });
  91             return false;
  92         }
  93         function sendCtrlAltDel() {
  94             rfb.sendCtrlAltDel();
  95             return false;
  96         }
  97         function status(text, level) {
  98             switch (level) {
  99                 case 'normal':
 100                 case 'warn':
 101                 case 'error':
 102                     break;
 103                 default:
 104                     level = "warn";
 105             }
 106             document.getElementById('noVNC_status_bar').className = "noVNC_status_" + level;
 107             document.getElementById('noVNC_status').textContent = text;
 108         }
 109
 110         function connected(e) {
 111             document.getElementById('sendCtrlAltDelButton').disabled = false;
 112             if (WebUtil.getConfigVar('encrypt',
 113                                      (window.location.protocol === "https:"))) {
 114                 status("Connected (encrypted) to " + desktopName, "normal");
 115             } else {
 116                 status("Connected (unencrypted) to " + desktopName, "normal");
 117             }
 118         }
 119
 120         function disconnected(e) {
 121             document.getElementById('sendCtrlAltDelButton').disabled = true;
 122             if (e.detail.clean) {
 123                 status("Disconnected", "normal");
 124             } else {
 125                 status("Something went wrong, connection is closed", "error");
 126             }
 127         }
 128
 129         document.getElementById('sendCtrlAltDelButton').onclick = sendCtrlAltDel;
 130
 131         WebUtil.init_logging(WebUtil.getConfigVar('logging', 'warn'));
 132         document.title = WebUtil.getConfigVar('title', 'noVNC');
 133         // By default, use the host and port of server that served this file
 134         var host = WebUtil.getConfigVar('host', window.location.hostname);
 135         var port = WebUtil.getConfigVar('port', window.location.port);
 136
 137         // if port == 80 (or 443) then it won't be present and should be
 138         // set manually
 139         if (!port) {
 140             if (window.location.protocol.substring(0,5) == 'https') {
 141                 port = 443;
 142             }
 143             else if (window.location.protocol.substring(0,4) == 'http') {
 144                 port = 80;
 145             }
 146         }
 147
 148         var password = WebUtil.getConfigVar('password', '');
 149         var path = WebUtil.getConfigVar('path', 'websockify');
 150
 151         // If a token variable is passed in, set the parameter in a cookie.
 152         // This is used by nova-novncproxy.
 153         var token = WebUtil.getConfigVar('token', null);
 154         if (token) {
 155             // if token is already present in the path we should use it
 156             path = WebUtil.injectParamIfMissing(path, "token", token);
 157
 158             WebUtil.createCookie('token', token, 1)
 159         }
 160
 161         (function() {
 162
 163             status("Connecting", "normal");
 164
 165             if ((!host) || (!port)) {
 166                 status('Must specify host and port in URL', 'error');
 167             }
 168
 169             var url;
 170
 171             if (WebUtil.getConfigVar('encrypt',
 172                                      (window.location.protocol === "https:"))) {
 173                 url = 'wss';
 174             } else {
 175                 url = 'ws';
 176             }
 177
 178             url += '://' + host;
 179             if(port) {
 180                 url += ':' + port;
 181             }
 182             url += '/' + path;
 183
 184             rfb = new RFB(document.body, url,
 185                           { repeaterID: WebUtil.getConfigVar('repeaterID', ''),
 186                             shared: WebUtil.getConfigVar('shared', true),
 187                             credentials: { password: password } });
 188             rfb.viewOnly = WebUtil.getConfigVar('view_only', false);
 189             rfb.addEventListener("connect",  connected);
 190             rfb.addEventListener("disconnect", disconnected);
 191             rfb.addEventListener("credentialsrequired", credentials);
 192             rfb.addEventListener("desktopname", updateDesktopName);
 193             rfb.scaleViewport = WebUtil.getConfigVar('scale', false);
 194             rfb.resizeSession = WebUtil.getConfigVar('resize', false);
 195         })();
 196     </script>
 197 </head>
 198
 199 <body>
 200   <div id="noVNC_status_bar">
 201     <div id="noVNC_left_dummy_elem"></div>
 202     <div id="noVNC_status">Loading</div>
 203     <div id="noVNC_buttons">
 204       <input type=button value="Send CtrlAltDel"
 205              id="sendCtrlAltDelButton" class="noVNC_shown">
 206     </div>
 207   </div>
 208 </body>
 209 </html>