Commit | Line | Data |
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1d184b4c BA |
1 | #!/usr/bin/env node |
2 | ||
3 | /** | |
4 | * Module dependencies. | |
5 | */ | |
6 | ||
7 | var app = require('../app'); | |
8 | var debug = require('debug')('vc:server'); | |
9 | var http = require('http'); | |
10 | ||
11 | /** | |
12 | * Get port from environment and store in Express. | |
13 | */ | |
14 | ||
15 | var port = normalizePort(process.env.PORT || '3000'); | |
16 | app.set('port', port); | |
17 | ||
18 | /** | |
19 | * Create HTTP server. | |
20 | */ | |
21 | ||
22 | var server = http.createServer(app); | |
23 | ||
24 | /** | |
25 | * Listen on provided port, on all network interfaces. | |
26 | */ | |
27 | ||
28 | server.listen(port); | |
29 | server.on('error', onError); | |
30 | server.on('listening', onListening); | |
31 | ||
32 | /* | |
33 | * Sockets handling | |
34 | */ | |
35 | ||
36 | const WebSocket = require('ws'); | |
37 | const wss = new WebSocket.Server({ server: server }); | |
38 | require('../sockets')(wss); | |
39 | ||
40 | /** | |
41 | * Normalize a port into a number, string, or false. | |
42 | */ | |
43 | ||
44 | function normalizePort(val) { | |
45 | var port = parseInt(val, 10); | |
46 | ||
47 | if (isNaN(port)) { | |
48 | // named pipe | |
49 | return val; | |
50 | } | |
51 | ||
52 | if (port >= 0) { | |
53 | // port number | |
54 | return port; | |
55 | } | |
56 | ||
57 | return false; | |
58 | } | |
59 | ||
60 | /** | |
61 | * Event listener for HTTP server "error" event. | |
62 | */ | |
63 | ||
64 | function onError(error) { | |
65 | if (error.syscall !== 'listen') { | |
66 | throw error; | |
67 | } | |
68 | ||
69 | var bind = typeof port === 'string' | |
70 | ? 'Pipe ' + port | |
71 | : 'Port ' + port; | |
72 | ||
73 | // handle specific listen errors with friendly messages | |
74 | switch (error.code) { | |
75 | case 'EACCES': | |
76 | console.error(bind + ' requires elevated privileges'); | |
77 | process.exit(1); | |
78 | break; | |
79 | case 'EADDRINUSE': | |
80 | console.error(bind + ' is already in use'); | |
81 | process.exit(1); | |
82 | break; | |
83 | default: | |
84 | throw error; | |
85 | } | |
86 | } | |
87 | ||
88 | /** | |
89 | * Event listener for HTTP server "listening" event. | |
90 | */ | |
91 | ||
92 | function onListening() { | |
93 | var addr = server.address(); | |
94 | var bind = typeof addr === 'string' | |
95 | ? 'pipe ' + addr | |
96 | : 'port ' + addr.port; | |
97 | debug('Listening on ' + bind); | |
98 | } |