| 1 | #!/usr/bin/env node |
| 2 | |
| 3 | /** |
| 4 | * Module dependencies. |
| 5 | */ |
| 6 | |
| 7 | let app = require('../app'); |
| 8 | const debug = require('debug')('vc:server'); |
| 9 | const http = require('http'); |
| 10 | |
| 11 | /** |
| 12 | * Get port from environment and store in Express. |
| 13 | */ |
| 14 | |
| 15 | const port = normalizePort(process.env.PORT || '3000'); |
| 16 | app.set('port', port); |
| 17 | |
| 18 | /** |
| 19 | * Create HTTP server. |
| 20 | */ |
| 21 | |
| 22 | let server = http.createServer(app); |
| 23 | |
| 24 | /* |
| 25 | * CRON tasks |
| 26 | */ |
| 27 | |
| 28 | let cron = require('node-cron'); |
| 29 | const UserModel = require("../models/User"); |
| 30 | const GameModel = require("../models/Game"); |
| 31 | cron.schedule('0 0 0 * * *', function() { |
| 32 | // Remove unlogged users and unstarted games every 24h |
| 33 | UserModel.cleanUsersDb(); |
| 34 | GameModel.cleanGamesDb(); |
| 35 | }); |
| 36 | |
| 37 | /** |
| 38 | * Listen on provided port, on all network interfaces. |
| 39 | */ |
| 40 | |
| 41 | server.listen(port); |
| 42 | server.on('error', onError); |
| 43 | server.on('listening', onListening); |
| 44 | |
| 45 | /* |
| 46 | * Sockets handling |
| 47 | */ |
| 48 | |
| 49 | const WebSocket = require('ws'); |
| 50 | const wss = new WebSocket.Server({ server: server }); |
| 51 | require('../sockets')(wss); |
| 52 | |
| 53 | /** |
| 54 | * Normalize a port into a number, string, or false. |
| 55 | */ |
| 56 | |
| 57 | function normalizePort(val) { |
| 58 | const parsedPort = parseInt(val, 10); |
| 59 | |
| 60 | if (isNaN(parsedPort)) { |
| 61 | // named pipe |
| 62 | return val; |
| 63 | } |
| 64 | |
| 65 | if (parsedPort >= 0) { |
| 66 | // port number |
| 67 | return parsedPort; |
| 68 | } |
| 69 | |
| 70 | return false; |
| 71 | } |
| 72 | |
| 73 | /** |
| 74 | * Event listener for HTTP server "error" event. |
| 75 | */ |
| 76 | |
| 77 | function onError(error) { |
| 78 | if (error.syscall !== 'listen') { |
| 79 | throw error; |
| 80 | } |
| 81 | |
| 82 | const bind = typeof port === 'string' |
| 83 | ? 'Pipe ' + port |
| 84 | : 'Port ' + port; |
| 85 | |
| 86 | // handle specific listen errors with friendly messages |
| 87 | switch (error.code) { |
| 88 | case 'EACCES': |
| 89 | console.error(bind + ' requires elevated privileges'); |
| 90 | process.exit(1); |
| 91 | break; |
| 92 | case 'EADDRINUSE': |
| 93 | console.error(bind + ' is already in use'); |
| 94 | process.exit(1); |
| 95 | break; |
| 96 | default: |
| 97 | throw error; |
| 98 | } |
| 99 | } |
| 100 | |
| 101 | /** |
| 102 | * Event listener for HTTP server "listening" event. |
| 103 | */ |
| 104 | |
| 105 | function onListening() { |
| 106 | const addr = server.address(); |
| 107 | const bind = typeof addr === 'string' |
| 108 | ? 'pipe ' + addr |
| 109 | : 'port ' + addr.port; |
| 110 | debug('Listening on ' + bind); |
| 111 | } |