server.ts

   1 import { isTestInstance } from './server/helpers/core-utils'
   2
   3 if (isTestInstance()) {
   4   require('source-map-support').install()
   5 }
   6
   7 // ----------- Node modules -----------
   8 import * as bodyParser from 'body-parser'
   9 import * as express from 'express'
  10 import * as http from 'http'
  11 import * as morgan from 'morgan'
  12 import * as path from 'path'
  13 import * as bitTorrentTracker from 'bittorrent-tracker'
  14 import * as cors from 'cors'
  15 import { Server as WebSocketServer } from 'ws'
  16
  17 const TrackerServer = bitTorrentTracker.Server
  18
  19 process.title = 'peertube'
  20
  21 // Create our main app
  22 const app = express()
  23
  24 // ----------- Core checker -----------
  25 import { checkMissedConfig, checkFFmpeg, checkConfig } from './server/initializers/checker'
  26
  27 const missed = checkMissedConfig()
  28 if (missed.length !== 0) {
  29   throw new Error('Your configuration files miss keys: ' + missed)
  30 }
  31
  32 import { ACCEPT_HEADERS, API_VERSION, CONFIG, STATIC_PATHS } from './server/initializers/constants'
  33 checkFFmpeg(CONFIG)
  34
  35 const errorMessage = checkConfig()
  36 if (errorMessage !== null) {
  37   throw new Error(errorMessage)
  38 }
  39
  40 // ----------- Database -----------
  41 // Do not use barrels because we don't want to load all modules here (we need to initialize database first)
  42 import { logger } from './server/helpers/logger'
  43
  44 // Initialize database and models
  45 import { initDatabaseModels } from './server/initializers/database'
  46 import { migrate } from './server/initializers/migrator'
  47 migrate()
  48   .then(() => initDatabaseModels(false))
  49   .then(() => onDatabaseInitDone())
  50
  51 // ----------- PeerTube modules -----------
  52 import { installApplication } from './server/initializers'
  53 import { activitypubHttpJobScheduler, transcodingJobScheduler } from './server/lib/jobs'
  54 import { VideosPreviewCache } from './server/lib/cache'
  55 import { apiRouter, clientsRouter, staticRouter, servicesRouter, webfingerRouter, activityPubRouter } from './server/controllers'
  56
  57 // ----------- Command line -----------
  58
  59 // ----------- App -----------
  60
  61 // Enable CORS for develop
  62 if (isTestInstance()) {
  63   app.use((req, res, next) => {
  64     // These routes have already cors
  65     if (
  66       req.path.indexOf(STATIC_PATHS.TORRENTS) === -1 &&
  67       req.path.indexOf(STATIC_PATHS.WEBSEED) === -1
  68     ) {
  69       return (cors({
  70         origin: 'http://localhost:3000',
  71         credentials: true
  72       }))(req, res, next)
  73     }
  74
  75     return next()
  76   })
  77 }
  78
  79 // For the logger
  80 app.use(morgan('combined', {
  81   stream: { write: logger.info }
  82 }))
  83 // For body requests
  84 app.use(bodyParser.json({
  85   type: [ 'application/json', 'application/*+json' ],
  86   limit: '500kb'
  87 }))
  88 app.use(bodyParser.urlencoded({ extended: false }))
  89
  90 // ----------- Tracker -----------
  91
  92 const trackerServer = new TrackerServer({
  93   http: false,
  94   udp: false,
  95   ws: false,
  96   dht: false
  97 })
  98
  99 trackerServer.on('error', function (err) {
 100   logger.error(err)
 101 })
 102
 103 trackerServer.on('warning', function (err) {
 104   logger.error(err)
 105 })
 106
 107 const server = http.createServer(app)
 108 const wss = new WebSocketServer({ server: server, path: '/tracker/socket' })
 109 wss.on('connection', function (ws) {
 110   trackerServer.onWebSocketConnection(ws)
 111 })
 112
 113 const onHttpRequest = trackerServer.onHttpRequest.bind(trackerServer)
 114 app.get('/tracker/announce', (req, res) => onHttpRequest(req, res, { action: 'announce' }))
 115 app.get('/tracker/scrape', (req, res) => onHttpRequest(req, res, { action: 'scrape' }))
 116
 117 // ----------- Views, routes and static files -----------
 118
 119 // API
 120 const apiRoute = '/api/' + API_VERSION
 121 app.use(apiRoute, apiRouter)
 122
 123 // Services (oembed...)
 124 app.use('/services', servicesRouter)
 125
 126 app.use('/', webfingerRouter)
 127 app.use('/', activityPubRouter)
 128
 129 // Client files
 130 app.use('/', clientsRouter)
 131
 132 // Static files
 133 app.use('/', staticRouter)
 134
 135 // Always serve index client page (the client is a single page application, let it handle routing)
 136 app.use('/*', function (req, res) {
 137   if (req.accepts(ACCEPT_HEADERS) === 'html') {
 138     return res.sendFile(path.join(__dirname, '../client/dist/index.html'))
 139   }
 140
 141   return res.status(404).end()
 142 })
 143
 144 // ----------- Errors -----------
 145
 146 // Catch 404 and forward to error handler
 147 app.use(function (req, res, next) {
 148   const err = new Error('Not Found')
 149   err['status'] = 404
 150   next(err)
 151 })
 152
 153 app.use(function (err, req, res, next) {
 154   logger.error(err, err)
 155   res.sendStatus(err.status || 500)
 156 })
 157
 158 // ----------- Run -----------
 159
 160 function onDatabaseInitDone () {
 161   const port = CONFIG.LISTEN.PORT
 162
 163   installApplication()
 164     .then(() => {
 165       // ----------- Make the server listening -----------
 166       server.listen(port, () => {
 167         VideosPreviewCache.Instance.init(CONFIG.CACHE.PREVIEWS.SIZE)
 168         activitypubHttpJobScheduler.activate()
 169         transcodingJobScheduler.activate()
 170
 171         logger.info('Server listening on port %d', port)
 172         logger.info('Web server: %s', CONFIG.WEBSERVER.URL)
 173       })
 174     })
 175 }