server/bin/www

   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  * CRON tasks
  26  */
  27
  28 var cron = require('node-cron');
  29 var UserModel = require("../models/User");
  30 var ChallengeModel = require("../models/Challenge");
  31 var GameModel = require("../models/Game");
  32 cron.schedule('0 0 0 * * *', function() {
  33     // Remove some old users, challenges and games every 24h
  34     UserModel.cleanUsersDb();
  35     ChallengeModel.removeOld();
  36     GameModel.cleanGamesDb();
  37 });
  38
  39 /**
  40  * Listen on provided port, on all network interfaces.
  41  */
  42
  43 server.listen(port);
  44 server.on('error', onError);
  45 server.on('listening', onListening);
  46
  47 /*
  48  * Sockets handling
  49  */
  50
  51 const WebSocket = require('ws');
  52 const wss = new WebSocket.Server({ server: server });
  53 require('../sockets')(wss);
  54
  55 /**
  56  * Normalize a port into a number, string, or false.
  57  */
  58
  59 function normalizePort(val) {
  60   var port = parseInt(val, 10);
  61
  62   if (isNaN(port)) {
  63     // named pipe
  64     return val;
  65   }
  66
  67   if (port >= 0) {
  68     // port number
  69     return port;
  70   }
  71
  72   return false;
  73 }
  74
  75 /**
  76  * Event listener for HTTP server "error" event.
  77  */
  78
  79 function onError(error) {
  80   if (error.syscall !== 'listen') {
  81     throw error;
  82   }
  83
  84   var bind = typeof port === 'string'
  85     ? 'Pipe ' + port
  86     : 'Port ' + port;
  87
  88   // handle specific listen errors with friendly messages
  89   switch (error.code) {
  90     case 'EACCES':
  91       console.error(bind + ' requires elevated privileges');
  92       process.exit(1);
  93       break;
  94     case 'EADDRINUSE':
  95       console.error(bind + ' is already in use');
  96       process.exit(1);
  97       break;
  98     default:
  99       throw error;
 100   }
 101 }
 102
 103 /**
 104  * Event listener for HTTP server "listening" event.
 105  */
 106
 107 function onListening() {
 108   var addr = server.address();
 109   var bind = typeof addr === 'string'
 110     ? 'pipe ' + addr
 111     : 'port ' + addr.port;
 112   debug('Listening on ' + bind);
 113 }