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Commit | Line | Data |
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dcf3d43b DC |
1 | console.log('xtermjs: starting'); |
2 | ||
3 | var states = { | |
4 | start: 1, | |
5 | connecting: 2, | |
6 | connected: 3, | |
7 | disconnecting: 4, | |
8 | disconnected: 5, | |
291e1a24 | 9 | reconnecting: 6, |
dcf3d43b DC |
10 | }; |
11 | ||
12 | var term, | |
13 | protocol, | |
14 | socketURL, | |
15 | socket, | |
16 | ticket, | |
dcf3d43b DC |
17 | resize, |
18 | ping, | |
291e1a24 DC |
19 | state = states.start, |
20 | starttime = new Date(); | |
21 | ||
22 | var type = getQueryParameter('console'); | |
23 | var vmid = getQueryParameter('vmid'); | |
24 | var vmname = getQueryParameter('vmname'); | |
25 | var nodename = getQueryParameter('node'); | |
6c7c792d | 26 | var cmd = getQueryParameter('cmd'); |
1d3d2919 | 27 | var cmdOpts = getQueryParameter('cmd-opts'); |
dcf3d43b | 28 | |
93c96ac5 | 29 | function updateState(newState, msg, code) { |
dcf3d43b DC |
30 | var timeout, severity, message; |
31 | switch (newState) { | |
32 | case states.connecting: | |
33 | message = "Connecting..."; | |
34 | timeout = 0; | |
35 | severity = severities.warning; | |
36 | break; | |
37 | case states.connected: | |
e435736a | 38 | window.onbeforeunload = windowUnload; |
dcf3d43b DC |
39 | message = "Connected"; |
40 | break; | |
41 | case states.disconnecting: | |
f7fd260c | 42 | window.onbeforeunload = undefined; |
dcf3d43b DC |
43 | message = "Disconnecting..."; |
44 | timeout = 0; | |
45 | severity = severities.warning; | |
46 | break; | |
291e1a24 | 47 | case states.reconnecting: |
f7fd260c | 48 | window.onbeforeunload = undefined; |
291e1a24 DC |
49 | message = "Reconnecting..."; |
50 | timeout = 0; | |
51 | severity = severities.warning; | |
52 | break; | |
dcf3d43b | 53 | case states.disconnected: |
e435736a | 54 | window.onbeforeunload = undefined; |
dcf3d43b DC |
55 | switch (state) { |
56 | case states.start: | |
57 | case states.connecting: | |
291e1a24 | 58 | case states.reconnecting: |
dcf3d43b DC |
59 | message = "Connection failed"; |
60 | timeout = 0; | |
61 | severity = severities.error; | |
62 | break; | |
63 | case states.connected: | |
64 | case states.disconnecting: | |
291e1a24 DC |
65 | var time_since_started = new Date() - starttime; |
66 | timeout = 5000; | |
3645b3f4 | 67 | if (time_since_started > 5*1000 || type === 'shell') { |
291e1a24 DC |
68 | message = "Connection closed"; |
69 | } else { | |
70 | message = "Connection failed"; | |
71 | severity = severities.error; | |
72 | } | |
dcf3d43b DC |
73 | break; |
74 | case states.disconnected: | |
75 | // no state change | |
76 | break; | |
77 | default: | |
78 | throw "unknown state"; | |
79 | } | |
80 | break; | |
81 | default: | |
82 | throw "unknown state"; | |
83 | } | |
93c96ac5 | 84 | let msgArr = []; |
dcf3d43b | 85 | if (msg) { |
93c96ac5 DC |
86 | msgArr.push(msg); |
87 | } | |
88 | if (code !== undefined) { | |
89 | msgArr.push(`Code: ${code}`); | |
90 | } | |
91 | if (msgArr.length > 0) { | |
92 | message += ` (${msgArr.join(', ')})`; | |
dcf3d43b DC |
93 | } |
94 | state = newState; | |
95 | showMsg(message, timeout, severity); | |
96 | } | |
97 | ||
98 | var terminalContainer = document.getElementById('terminal-container'); | |
99 | document.getElementById('status_bar').addEventListener('click', hideMsg); | |
9871a3b8 | 100 | document.getElementById('connect_btn').addEventListener('click', startGuest); |
b9bbd688 | 101 | const fitAddon = new FitAddon.FitAddon(); |
154b65d5 | 102 | const webglAddon = new WebglAddon.WebglAddon(); |
dcf3d43b DC |
103 | |
104 | createTerminal(); | |
105 | ||
9871a3b8 DC |
106 | function startConnection(url, params, term) { |
107 | API2Request({ | |
108 | method: 'POST', | |
109 | params: params, | |
110 | url: url + '/termproxy', | |
111 | success: function(result) { | |
112 | var port = encodeURIComponent(result.data.port); | |
113 | ticket = result.data.ticket; | |
114 | socketURL = protocol + location.hostname + ((location.port) ? (':' + location.port) : '') + '/api2/json' + url + '/vncwebsocket?port=' + port + '&vncticket=' + encodeURIComponent(ticket); | |
115 | ||
9871a3b8 DC |
116 | socket = new WebSocket(socketURL, 'binary'); |
117 | socket.binaryType = 'arraybuffer'; | |
118 | socket.onopen = runTerminal; | |
119 | socket.onclose = tryReconnect; | |
120 | socket.onerror = tryReconnect; | |
121 | updateState(states.connecting); | |
122 | }, | |
123 | failure: function(msg) { | |
124 | updateState(states.disconnected,msg); | |
125 | } | |
126 | }); | |
127 | } | |
128 | ||
129 | function startGuest() { | |
130 | let api_type = type === 'kvm' ? 'qemu' : 'lxc'; | |
131 | API2Request({ | |
132 | method: 'POST', | |
133 | url: `/nodes/${nodename}/${api_type}/${vmid}/status/start`, | |
134 | success: function(result) { | |
135 | showMsg('Guest started successfully', 0); | |
136 | setTimeout(function() { | |
137 | location.reload(); | |
138 | }, 1000); | |
139 | }, | |
140 | failure: function(msg) { | |
141 | if (msg.match(/already running/)) { | |
142 | showMsg('Guest started successfully', 0); | |
143 | setTimeout(function() { | |
144 | location.reload(); | |
145 | }, 1000); | |
146 | } else { | |
147 | updateState(states.disconnected,msg); | |
148 | } | |
149 | } | |
150 | }); | |
151 | } | |
152 | ||
dcf3d43b | 153 | function createTerminal() { |
37445374 | 154 | term = new Terminal(getTerminalSettings()); |
154b65d5 | 155 | term.open(terminalContainer); |
b9bbd688 | 156 | term.loadAddon(fitAddon); |
154b65d5 DC |
157 | try { |
158 | term.loadAddon(webglAddon); | |
159 | } catch (_e) { | |
160 | console.warn("webgl-addon loading failed, falling back to regular dom renderer"); | |
161 | } | |
dcf3d43b | 162 | |
b9bbd688 | 163 | term.onResize(function (size) { |
dcf3d43b DC |
164 | if (state === states.connected) { |
165 | socket.send("1:" + size.cols + ":" + size.rows + ":"); | |
166 | } | |
167 | }); | |
168 | ||
169 | protocol = (location.protocol === 'https:') ? 'wss://' : 'ws://'; | |
170 | ||
171 | var params = {}; | |
dcf3d43b DC |
172 | var url = '/nodes/' + nodename; |
173 | switch (type) { | |
174 | case 'kvm': | |
175 | url += '/qemu/' + vmid; | |
dcf3d43b DC |
176 | break; |
177 | case 'lxc': | |
178 | url += '/lxc/' + vmid; | |
dcf3d43b DC |
179 | break; |
180 | case 'upgrade': | |
af39a6f0 | 181 | params.cmd = 'upgrade'; |
dcf3d43b | 182 | break; |
6c7c792d TM |
183 | case 'cmd': |
184 | params.cmd = decodeURI(cmd); | |
bc2ce72a | 185 | if (cmdOpts !== undefined && cmdOpts !== null && cmdOpts !== "") { |
1d3d2919 TL |
186 | params['cmd-opts'] = decodeURI(cmdOpts); |
187 | } | |
6c7c792d | 188 | break; |
dcf3d43b | 189 | } |
9871a3b8 DC |
190 | if (type === 'kvm' || type === 'lxc') { |
191 | API2Request({ | |
192 | method: 'GET', | |
193 | url: `${url}/status/current`, | |
194 | success: function(result) { | |
195 | if (result.data.status === 'running') { | |
196 | startConnection(url, params, term); | |
197 | } else { | |
198 | document.getElementById('connect_dlg').classList.add('pve_open'); | |
199 | } | |
200 | }, | |
201 | failure: function(msg) { | |
202 | updateState(states.disconnected, msg); | |
203 | }, | |
204 | }); | |
205 | } else { | |
206 | startConnection(url, params, term); | |
207 | } | |
dcf3d43b DC |
208 | } |
209 | ||
210 | function runTerminal() { | |
211 | socket.onmessage = function(event) { | |
920ae86d | 212 | var answer = new Uint8Array(event.data); |
dcf3d43b DC |
213 | if (state === states.connected) { |
214 | term.write(answer); | |
215 | } else if(state === states.connecting) { | |
920ae86d | 216 | if (answer[0] === 79 && answer[1] === 75) { // "OK" |
dcf3d43b DC |
217 | updateState(states.connected); |
218 | term.write(answer.slice(2)); | |
219 | } else { | |
220 | socket.close(); | |
221 | } | |
222 | } | |
223 | }; | |
224 | ||
b9bbd688 | 225 | term.onData(function(data) { |
dcf3d43b DC |
226 | if (state === states.connected) { |
227 | socket.send("0:" + unescape(encodeURIComponent(data)).length.toString() + ":" + data); | |
228 | } | |
229 | }); | |
230 | ||
231 | ping = setInterval(function() { | |
232 | socket.send("2"); | |
233 | }, 30*1000); | |
234 | ||
235 | window.addEventListener('resize', function() { | |
236 | clearTimeout(resize); | |
237 | resize = setTimeout(function() { | |
238 | // done resizing | |
b9bbd688 | 239 | fitAddon.fit(); |
dcf3d43b DC |
240 | }, 250); |
241 | }); | |
242 | ||
5e91985c | 243 | socket.send(PVE.UserName + ':' + ticket + "\n"); |
dcf3d43b | 244 | |
1553e6ef DC |
245 | // initial focus and resize |
246 | setTimeout(function() { | |
247 | term.focus(); | |
b9bbd688 | 248 | fitAddon.fit(); |
1553e6ef | 249 | }, 250); |
dcf3d43b DC |
250 | } |
251 | ||
291e1a24 DC |
252 | function getLxcStatus(callback) { |
253 | API2Request({ | |
254 | method: 'GET', | |
255 | url: '/nodes/' + nodename + '/lxc/' + vmid + '/status/current', | |
256 | success: function(result) { | |
257 | if (typeof callback === 'function') { | |
258 | callback(true, result); | |
259 | } | |
260 | }, | |
261 | failure: function(msg) { | |
262 | if (typeof callback === 'function') { | |
263 | callback(false, msg); | |
264 | } | |
265 | } | |
266 | }); | |
267 | } | |
268 | ||
269 | function checkMigration() { | |
270 | var apitype = type; | |
271 | if (apitype === 'kvm') { | |
272 | apitype = 'qemu'; | |
273 | } | |
274 | API2Request({ | |
275 | method: 'GET', | |
276 | params: { | |
277 | type: 'vm' | |
278 | }, | |
279 | url: '/cluster/resources', | |
280 | success: function(result) { | |
281 | // if not yet migrated , wait and try again | |
282 | // if not migrating and stopped, cancel | |
283 | // if started, connect | |
284 | result.data.forEach(function(entity) { | |
285 | if (entity.id === (apitype + '/' + vmid)) { | |
286 | var started = entity.status === 'running'; | |
287 | var migrated = entity.node !== nodename; | |
288 | if (migrated) { | |
289 | if (started) { | |
290 | // goto different node | |
291 | location.href = '?console=' + type + | |
292 | '&xtermjs=1&vmid=' + vmid + '&vmname=' + | |
293 | vmname + '&node=' + entity.node; | |
294 | } else { | |
295 | // wait again | |
296 | updateState(states.reconnecting, 'waiting for migration to finish...'); | |
297 | setTimeout(checkMigration, 5000); | |
298 | } | |
299 | } else { | |
300 | if (type === 'lxc') { | |
301 | // we have to check the status of the | |
302 | // container to know if it has the | |
303 | // migration lock | |
304 | getLxcStatus(function(success, result) { | |
305 | if (success) { | |
306 | if (result.data.lock === 'migrate') { | |
307 | // still waiting | |
308 | updateState(states.reconnecting, 'waiting for migration to finish...'); | |
309 | setTimeout(checkMigration, 5000); | |
8f2ac472 DC |
310 | } else if (started) { |
311 | // container was rebooted | |
312 | location.reload(); | |
291e1a24 DC |
313 | } else { |
314 | stopTerminal(); | |
315 | } | |
316 | } else { | |
317 | // probably the status call failed because | |
318 | // the ct is already somewhere else, so retry | |
319 | setTimeout(checkMigration, 1000); | |
320 | } | |
321 | }); | |
322 | } else if (started) { | |
323 | // this happens if we have old data in | |
324 | // /cluster/resources, or the connection | |
325 | // disconnected, so simply try to reload here | |
326 | location.reload(); | |
327 | } else if (type === 'kvm') { | |
328 | // it seems the guest simply stopped | |
329 | stopTerminal(); | |
330 | } | |
331 | } | |
332 | ||
333 | return; | |
334 | } | |
335 | }); | |
336 | }, | |
337 | failure: function(msg) { | |
338 | errorTerminal({msg: msg}); | |
339 | } | |
340 | }); | |
341 | } | |
342 | ||
93c96ac5 | 343 | function tryReconnect(event) { |
291e1a24 DC |
344 | var time_since_started = new Date() - starttime; |
345 | var type = getQueryParameter('console'); | |
6c7c792d | 346 | if (time_since_started < 5*1000 || type === 'shell' || type === 'cmd') { // 5 seconds |
93c96ac5 | 347 | stopTerminal(event); |
291e1a24 | 348 | return; |
291e1a24 DC |
349 | } |
350 | ||
351 | updateState(states.disconnecting, 'Detecting migration...'); | |
352 | setTimeout(checkMigration, 5000); | |
353 | } | |
354 | ||
b9bbd688 DC |
355 | function clearEvents() { |
356 | term.onResize(() => {}); | |
357 | term.onData(() => {}); | |
358 | } | |
359 | ||
e435736a DC |
360 | function windowUnload(e) { |
361 | let message = "Are you sure you want to leave this page?"; | |
362 | ||
363 | e = e || window.event; | |
364 | if (e) { | |
365 | e.returnValue = message; | |
366 | } | |
367 | ||
368 | return message; | |
369 | } | |
370 | ||
dcf3d43b | 371 | function stopTerminal(event) { |
8c502b81 | 372 | event = event || {}; |
b9bbd688 | 373 | clearEvents(); |
dcf3d43b DC |
374 | clearInterval(ping); |
375 | socket.close(); | |
93c96ac5 | 376 | updateState(states.disconnected, event.reason, event.code); |
dcf3d43b DC |
377 | } |
378 | ||
379 | function errorTerminal(event) { | |
34d796a1 | 380 | event = event || {}; |
b9bbd688 | 381 | clearEvents(); |
dcf3d43b DC |
382 | clearInterval(ping); |
383 | socket.close(); | |
f21a83b7 | 384 | term.dispose(); |
93c96ac5 | 385 | updateState(states.disconnected, event.msg, event.code); |
dcf3d43b | 386 | } |