]>
Commit | Line | Data |
---|---|---|
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 | |
45c644a6 | 21 | <style> |
e0d4e5a1 SM |
22 | |
23 | body { | |
24 | margin: 0; | |
de79ae92 | 25 | background-color: dimgrey; |
e0d4e5a1 SM |
26 | height: 100%; |
27 | display: flex; | |
28 | flex-direction: column; | |
29 | } | |
30 | html { | |
e0d4e5a1 SM |
31 | height: 100%; |
32 | } | |
33 | ||
8613f6f4 | 34 | #top_bar { |
de79ae92 | 35 | background-color: #6e84a3; |
011e4bff SM |
36 | color: white; |
37 | font: bold 12px Helvetica; | |
38 | padding: 6px 5px 4px 5px; | |
de79ae92 | 39 | border-bottom: 1px outset; |
e0d4e5a1 | 40 | } |
8613f6f4 | 41 | #status { |
011e4bff | 42 | text-align: center; |
e0d4e5a1 | 43 | } |
011e4bff SM |
44 | #sendCtrlAltDelButton { |
45 | position: fixed; | |
46 | top: 0px; | |
47 | right: 0px; | |
48 | border: 1px outset; | |
49 | padding: 5px 5px 4px 5px; | |
50 | cursor: pointer; | |
e0d4e5a1 SM |
51 | } |
52 | ||
1c945f81 SM |
53 | #screen { |
54 | flex: 1; /* fill remaining space */ | |
55 | overflow: hidden; | |
56 | } | |
57 | ||
e0d4e5a1 | 58 | </style> |
e84101b3 | 59 | |
bf826444 | 60 | <script type="module" crossorigin="anonymous"> |
8c2866df | 61 | // RFB holds the API to connect and communicate with a VNC server |
7569cdc2 | 62 | import RFB from './core/rfb.js'; |
6f4b1e40 | 63 | |
25551b6b SM |
64 | let rfb; |
65 | let desktopName; | |
8db09746 | 66 | |
26d51e49 SM |
67 | // When this function is called we have |
68 | // successfully connected to a server | |
69 | function connectedToServer(e) { | |
26d51e49 SM |
70 | status("Connected to " + desktopName); |
71 | } | |
72 | ||
73 | // This function is called when we are disconnected | |
74 | function disconnectedFromServer(e) { | |
26d51e49 SM |
75 | if (e.detail.clean) { |
76 | status("Disconnected"); | |
77 | } else { | |
78 | status("Something went wrong, connection is closed"); | |
79 | } | |
3bb12056 | 80 | } |
8c2866df SM |
81 | |
82 | // When this function is called, the server requires | |
83 | // credentials to authenticate | |
c756665e | 84 | function credentialsAreRequired(e) { |
5271e300 SM |
85 | const password = prompt("Password Required:"); |
86 | rfb.sendCredentials({ password: password }); | |
d890e864 | 87 | } |
8c2866df | 88 | |
26d51e49 SM |
89 | // When this function is called we have received |
90 | // a desktop name from the server | |
91 | function updateDesktopName(e) { | |
92 | desktopName = e.detail.name; | |
93 | } | |
94 | ||
8c2866df SM |
95 | // Since most operating systems will catch Ctrl+Alt+Del |
96 | // before they get a chance to be intercepted by the browser, | |
97 | // we provide a way to emulate this key sequence. | |
63708ff5 | 98 | function sendCtrlAltDel() { |
8db09746 | 99 | rfb.sendCtrlAltDel(); |
a8edf9d8 | 100 | return false; |
63708ff5 | 101 | } |
26d51e49 | 102 | |
8c2866df | 103 | // Show a status text in the top bar |
de79ae92 | 104 | function status(text) { |
8613f6f4 | 105 | document.getElementById('status').textContent = text; |
3bb12056 | 106 | } |
91308399 | 107 | |
6517c498 SM |
108 | // This function extracts the value of one variable from the |
109 | // query string. If the variable isn't defined in the URL | |
110 | // it returns the default value instead. | |
111 | function readQueryVariable(name, defaultValue) { | |
112 | // A URL with a query parameter can look like this: | |
113 | // https://www.example.com?myqueryparam=myvalue | |
114 | // | |
115 | // Note that we use location.href instead of location.search | |
116 | // because Firefox < 53 has a bug w.r.t location.search | |
117 | const re = new RegExp('.*[?&]' + name + '=([^&#]*)'), | |
118 | match = document.location.href.match(re); | |
6517c498 SM |
119 | |
120 | if (match) { | |
121 | // We have to decode the URL since want the cleartext value | |
122 | return decodeURIComponent(match[1]); | |
123 | } | |
124 | ||
125 | return defaultValue; | |
126 | } | |
127 | ||
e20f0ee9 SM |
128 | document.getElementById('sendCtrlAltDelButton') |
129 | .onclick = sendCtrlAltDel; | |
91308399 | 130 | |
6517c498 | 131 | // Read parameters specified in the URL query string |
7569cdc2 | 132 | // By default, use the host and port of server that served this file |
25551b6b SM |
133 | const host = readQueryVariable('host', window.location.hostname); |
134 | let port = readQueryVariable('port', window.location.port); | |
06a8f7d9 | 135 | const password = readQueryVariable('password'); |
25551b6b | 136 | const path = readQueryVariable('path', 'websockify'); |
c55f05f6 | 137 | |
8c2866df SM |
138 | // | | | | | | |
139 | // | | | Connect | | | | |
140 | // v v v v v v | |
0139b256 | 141 | |
25551b6b | 142 | status("Connecting"); |
91308399 | 143 | |
25551b6b SM |
144 | // Build the websocket URL used to connect |
145 | let url; | |
146 | if (window.location.protocol === "https:") { | |
147 | url = 'wss'; | |
148 | } else { | |
149 | url = 'ws'; | |
150 | } | |
151 | url += '://' + host; | |
152 | if(port) { | |
153 | url += ':' + port; | |
154 | } | |
155 | url += '/' + path; | |
156 | ||
157 | // Creating a new RFB object will start a new connection | |
1c945f81 | 158 | rfb = new RFB(document.getElementById('screen'), url, |
25551b6b SM |
159 | { credentials: { password: password } }); |
160 | ||
161 | // Add listeners to important events from the RFB module | |
c756665e SM |
162 | rfb.addEventListener("connect", connectedToServer); |
163 | rfb.addEventListener("disconnect", disconnectedFromServer); | |
164 | rfb.addEventListener("credentialsrequired", credentialsAreRequired); | |
25551b6b SM |
165 | rfb.addEventListener("desktopname", updateDesktopName); |
166 | ||
167 | // Set parameters that can be changed on an active connection | |
168 | rfb.viewOnly = readQueryVariable('view_only', false); | |
169 | rfb.scaleViewport = readQueryVariable('scale', false); | |
7569cdc2 SR |
170 | </script> |
171 | </head> | |
172 | ||
178bf8ec | 173 | <body> |
8613f6f4 SM |
174 | <div id="top_bar"> |
175 | <div id="status">Loading</div> | |
176 | <div id="sendCtrlAltDelButton">Send CtrlAltDel</div> | |
177 | </div> | |
1c945f81 SM |
178 | <div id="screen"> |
179 | <!-- This is where the remote screen will appear --> | |
180 | </div> | |
178bf8ec | 181 | </body> |
91308399 | 182 | </html> |