server.js

   1 ;(function () {
   2   'use strict'
   3
   4   // ----------- Constantes -----------
   5   global.API_VERSION = 'v1'
   6
   7   // ----------- Node modules -----------
   8   var express = require('express')
   9   var expressValidator = require('express-validator')
  10   var path = require('path')
  11   var morgan = require('morgan')
  12   var bodyParser = require('body-parser')
  13   var multer = require('multer')
  14   var TrackerServer = require('bittorrent-tracker').Server
  15   var WebSocketServer = require('ws').Server
  16   var app = express()
  17   var http = require('http')
  18
  19   // ----------- Checker -----------
  20   var checker = require('./src/checker')
  21
  22   var miss = checker.checkConfig()
  23   if (miss.length !== 0) {
  24     // Do not use logger module
  25     console.error('Miss some configurations keys.', { miss: miss })
  26     process.exit(0)
  27   }
  28
  29   checker.createDirectories()
  30
  31   // ----------- PeerTube modules -----------
  32   var config = require('config')
  33   var logger = require('./src/logger')
  34   var routes = require('./routes')
  35   var api = require('./routes/api/' + global.API_VERSION)
  36   var utils = require('./src/utils')
  37   var videos = require('./src/videos')
  38   var webtorrent = require('./src/webTorrentNode')
  39
  40   var compression
  41   var port = config.get('listen.port')
  42   var uploads = config.get('storage.uploads')
  43
  44   // ----------- Command line -----------
  45
  46   // ----------- App -----------
  47   app.use(morgan('combined', { stream: logger.stream }))
  48   app.use(bodyParser.json())
  49   app.use(multer({ dest: uploads }))
  50   app.use(bodyParser.urlencoded({ extended: false }))
  51   app.use(expressValidator())
  52
  53   // ----------- Views, routes and static files -----------
  54
  55   if (process.env.NODE_ENV === 'production') {
  56     // logger.log('Production : static files in dist/\n')
  57
  58     // GZip compression
  59     compression = require('compression')
  60     app.use(compression())
  61
  62     // A month
  63     var maxAge = 86400000 * 30
  64
  65     // TODO
  66     app.get(/^\/(index|(partials\/[a-z\/]+))?$/, function (req, res, next) {
  67       if (req.url === '/') {
  68         req.url = '/index'
  69       }
  70
  71       req.url += '.html'
  72       next()
  73     })
  74
  75     app.use(express.static(path.join(__dirname, '/dist/public'), { maxAge: maxAge }))
  76     app.use(express.static(path.join(__dirname, '/dist/views'), { maxAge: maxAge }))
  77   } else {
  78     // Livereload
  79     app.use(require('connect-livereload')({
  80       port: 35729
  81     }))
  82
  83     require('segfault-handler').registerHandler()
  84
  85     app.use(express.static(path.join(__dirname, '/public'), { maxAge: 0 }))
  86
  87     // Jade template from ./views directory
  88     app.set('views', path.join(__dirname, '/views'))
  89     app.set('view engine', 'jade')
  90
  91     // Views routes
  92     app.use('/', routes)
  93   }
  94
  95   // ----------- Routes -----------
  96   var api_route = '/api/' + global.API_VERSION
  97   app.use(api_route + '/videos', api.videos)
  98   app.use(api_route + '/remotevideos', api.remoteVideos)
  99   app.use(api_route + '/pods', api.pods)
 100
 101   // ----------- Tracker -----------
 102
 103   var trackerServer = new TrackerServer({
 104     http: false,
 105     udp: false,
 106     ws: false,
 107     dht: false
 108   })
 109
 110   trackerServer.on('error', function (err) {
 111     logger.error(err)
 112   })
 113
 114   trackerServer.on('warning', function (err) {
 115     logger.error(err)
 116   })
 117
 118   var server = http.createServer(app)
 119   var wss = new WebSocketServer({server: server, path: '/tracker/socket'})
 120   wss.on('connection', function (ws) {
 121     trackerServer.onWebSocketConnection(ws)
 122   })
 123
 124   // ----------- Errors -----------
 125
 126   // Catch 404 and forward to error handler
 127   app.use(function (req, res, next) {
 128     var err = new Error('Not Found')
 129     err.status = 404
 130     next(err)
 131   })
 132
 133   // Prod : no stacktraces leaked to user
 134   if (process.env.NODE_ENV === 'production') {
 135     app.use(function (err, req, res, next) {
 136       logger.error('Error : ' + err.message, { error: err })
 137       res.status(err.status || 500)
 138       res.render('error', {
 139         message: err.message,
 140         error: {}
 141       })
 142     })
 143   } else {
 144     app.use(function (err, req, res, next) {
 145       logger.error('Error : ' + err.message, { error: err })
 146       res.status(err.status || 500)
 147       res.render('error', {
 148         message: err.message,
 149         error: err
 150       })
 151     })
 152   }
 153
 154   // ----------- Create the certificates if they don't already exist -----------
 155   utils.createCertsIfNotExist(function (err) {
 156     if (err) throw err
 157     // Create/activate the webtorrent module
 158     webtorrent.create(function () {
 159       function cleanForExit () {
 160         utils.cleanForExit(webtorrent.app)
 161       }
 162
 163       function exitGracefullyOnSignal () {
 164         process.exit()
 165       }
 166
 167       process.on('exit', cleanForExit)
 168       process.on('SIGINT', exitGracefullyOnSignal)
 169       process.on('SIGTERM', exitGracefullyOnSignal)
 170
 171       // ----------- Make the server listening -----------
 172       server.listen(port, function () {
 173         videos.seedAll(function () {
 174           logger.info('Seeded all the videos')
 175           logger.info('Server listening on port %d', port)
 176           app.emit('ready')
 177         })
 178       })
 179     })
 180   })
 181
 182   module.exports = app
 183 })()