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40f281eb | 1 | <!DOCTYPE html> |
80c52ba7 | 2 | <html lang="en"> |
e84101b3 PÅ |
3 | <head> |
4 | ||
82744aa8 | 5 | <!-- |
83391ffc | 6 | noVNC example: lightweight example using minimal UI and features |
8c2866df SM |
7 | |
8 | This is a self-contained file which doesn't import WebUtil or external CSS. | |
9 | ||
412d9306 | 10 | Copyright (C) 2019 The noVNC Authors |
1d728ace | 11 | noVNC is licensed under the MPL 2.0 (see LICENSE.txt) |
d58f8b51 | 12 | This file is licensed under the 2-Clause BSD license (see LICENSE.txt). |
d595e656 JM |
13 | |
14 | Connect parameters are provided in query string: | |
51f9f009 | 15 | http://example.com/?host=HOST&port=PORT&scale=true |
d595e656 | 16 | --> |
e84101b3 PÅ |
17 | <title>noVNC</title> |
18 | ||
2aa3b5bc | 19 | <meta charset="utf-8"> |
33f5d3bd | 20 | |
78bbf6ba SM |
21 | <!-- Always force latest IE rendering engine (even in intranet) & |
22 | Chrome Frame. Remove this if you use the .htaccess --> | |
8f230f45 | 23 | <meta http-equiv="X-UA-Compatible" content="IE=edge" /> |
78bbf6ba | 24 | |
45c644a6 | 25 | <style> |
e0d4e5a1 SM |
26 | |
27 | body { | |
28 | margin: 0; | |
de79ae92 | 29 | background-color: dimgrey; |
e0d4e5a1 SM |
30 | height: 100%; |
31 | display: flex; | |
32 | flex-direction: column; | |
33 | } | |
34 | html { | |
e0d4e5a1 SM |
35 | height: 100%; |
36 | } | |
37 | ||
8613f6f4 | 38 | #top_bar { |
de79ae92 | 39 | background-color: #6e84a3; |
011e4bff SM |
40 | color: white; |
41 | font: bold 12px Helvetica; | |
42 | padding: 6px 5px 4px 5px; | |
de79ae92 | 43 | border-bottom: 1px outset; |
e0d4e5a1 | 44 | } |
8613f6f4 | 45 | #status { |
011e4bff | 46 | text-align: center; |
e0d4e5a1 | 47 | } |
011e4bff SM |
48 | #sendCtrlAltDelButton { |
49 | position: fixed; | |
50 | top: 0px; | |
51 | right: 0px; | |
52 | border: 1px outset; | |
53 | padding: 5px 5px 4px 5px; | |
54 | cursor: pointer; | |
e0d4e5a1 SM |
55 | } |
56 | ||
1c945f81 SM |
57 | #screen { |
58 | flex: 1; /* fill remaining space */ | |
59 | overflow: hidden; | |
60 | } | |
61 | ||
e0d4e5a1 | 62 | </style> |
e84101b3 | 63 | |
8c2866df | 64 | <!-- Promise polyfill for IE11 --> |
7569cdc2 | 65 | <script src="vendor/promise.js"></script> |
8c2866df | 66 | |
14ecdc62 | 67 | <!-- ES2015/ES6 modules polyfill --> |
0b51419c | 68 | <script nomodule src="vendor/browser-es-module-loader/dist/browser-es-module-loader.js"></script> |
14ecdc62 FC |
69 | |
70 | <!-- actual script modules --> | |
bf826444 | 71 | <script type="module" crossorigin="anonymous"> |
8c2866df | 72 | // RFB holds the API to connect and communicate with a VNC server |
7569cdc2 | 73 | import RFB from './core/rfb.js'; |
6f4b1e40 | 74 | |
25551b6b SM |
75 | let rfb; |
76 | let desktopName; | |
8db09746 | 77 | |
26d51e49 SM |
78 | // When this function is called we have |
79 | // successfully connected to a server | |
80 | function connectedToServer(e) { | |
26d51e49 SM |
81 | status("Connected to " + desktopName); |
82 | } | |
83 | ||
84 | // This function is called when we are disconnected | |
85 | function disconnectedFromServer(e) { | |
26d51e49 SM |
86 | if (e.detail.clean) { |
87 | status("Disconnected"); | |
88 | } else { | |
89 | status("Something went wrong, connection is closed"); | |
90 | } | |
3bb12056 | 91 | } |
8c2866df SM |
92 | |
93 | // When this function is called, the server requires | |
94 | // credentials to authenticate | |
c756665e | 95 | function credentialsAreRequired(e) { |
5271e300 SM |
96 | const password = prompt("Password Required:"); |
97 | rfb.sendCredentials({ password: password }); | |
d890e864 | 98 | } |
8c2866df | 99 | |
26d51e49 SM |
100 | // When this function is called we have received |
101 | // a desktop name from the server | |
102 | function updateDesktopName(e) { | |
103 | desktopName = e.detail.name; | |
104 | } | |
105 | ||
8c2866df SM |
106 | // Since most operating systems will catch Ctrl+Alt+Del |
107 | // before they get a chance to be intercepted by the browser, | |
108 | // we provide a way to emulate this key sequence. | |
63708ff5 | 109 | function sendCtrlAltDel() { |
8db09746 | 110 | rfb.sendCtrlAltDel(); |
a8edf9d8 | 111 | return false; |
63708ff5 | 112 | } |
26d51e49 | 113 | |
8c2866df | 114 | // Show a status text in the top bar |
de79ae92 | 115 | function status(text) { |
8613f6f4 | 116 | document.getElementById('status').textContent = text; |
3bb12056 | 117 | } |
91308399 | 118 | |
6517c498 SM |
119 | // This function extracts the value of one variable from the |
120 | // query string. If the variable isn't defined in the URL | |
121 | // it returns the default value instead. | |
122 | function readQueryVariable(name, defaultValue) { | |
123 | // A URL with a query parameter can look like this: | |
124 | // https://www.example.com?myqueryparam=myvalue | |
125 | // | |
126 | // Note that we use location.href instead of location.search | |
127 | // because Firefox < 53 has a bug w.r.t location.search | |
128 | const re = new RegExp('.*[?&]' + name + '=([^&#]*)'), | |
129 | match = document.location.href.match(re); | |
6517c498 SM |
130 | |
131 | if (match) { | |
132 | // We have to decode the URL since want the cleartext value | |
133 | return decodeURIComponent(match[1]); | |
134 | } | |
135 | ||
136 | return defaultValue; | |
137 | } | |
138 | ||
e20f0ee9 SM |
139 | document.getElementById('sendCtrlAltDelButton') |
140 | .onclick = sendCtrlAltDel; | |
91308399 | 141 | |
6517c498 | 142 | // Read parameters specified in the URL query string |
7569cdc2 | 143 | // By default, use the host and port of server that served this file |
25551b6b SM |
144 | const host = readQueryVariable('host', window.location.hostname); |
145 | let port = readQueryVariable('port', window.location.port); | |
06a8f7d9 | 146 | const password = readQueryVariable('password'); |
25551b6b | 147 | const path = readQueryVariable('path', 'websockify'); |
c55f05f6 | 148 | |
8c2866df SM |
149 | // | | | | | | |
150 | // | | | Connect | | | | |
151 | // v v v v v v | |
0139b256 | 152 | |
25551b6b | 153 | status("Connecting"); |
91308399 | 154 | |
25551b6b SM |
155 | // Build the websocket URL used to connect |
156 | let url; | |
157 | if (window.location.protocol === "https:") { | |
158 | url = 'wss'; | |
159 | } else { | |
160 | url = 'ws'; | |
161 | } | |
162 | url += '://' + host; | |
163 | if(port) { | |
164 | url += ':' + port; | |
165 | } | |
166 | url += '/' + path; | |
167 | ||
168 | // Creating a new RFB object will start a new connection | |
1c945f81 | 169 | rfb = new RFB(document.getElementById('screen'), url, |
25551b6b SM |
170 | { credentials: { password: password } }); |
171 | ||
172 | // Add listeners to important events from the RFB module | |
c756665e SM |
173 | rfb.addEventListener("connect", connectedToServer); |
174 | rfb.addEventListener("disconnect", disconnectedFromServer); | |
175 | rfb.addEventListener("credentialsrequired", credentialsAreRequired); | |
25551b6b SM |
176 | rfb.addEventListener("desktopname", updateDesktopName); |
177 | ||
178 | // Set parameters that can be changed on an active connection | |
179 | rfb.viewOnly = readQueryVariable('view_only', false); | |
180 | rfb.scaleViewport = readQueryVariable('scale', false); | |
7569cdc2 SR |
181 | </script> |
182 | </head> | |
183 | ||
178bf8ec | 184 | <body> |
8613f6f4 SM |
185 | <div id="top_bar"> |
186 | <div id="status">Loading</div> | |
187 | <div id="sendCtrlAltDelButton">Send CtrlAltDel</div> | |
188 | </div> | |
1c945f81 SM |
189 | <div id="screen"> |
190 | <!-- This is where the remote screen will appear --> | |
191 | </div> | |
178bf8ec | 192 | </body> |
91308399 | 193 | </html> |