server.ts

   1 // FIXME: https://github.com/nodejs/node/pull/16853
   2 require('tls').DEFAULT_ECDH_CURVE = 'auto'
   3
   4 import { isTestInstance } from './server/helpers/core-utils'
   5
   6 if (isTestInstance()) {
   7   require('source-map-support').install()
   8 }
   9
  10 // ----------- Node modules -----------
  11 import * as bodyParser from 'body-parser'
  12 import * as express from 'express'
  13 import * as http from 'http'
  14 import * as morgan from 'morgan'
  15 import * as path from 'path'
  16 import * as bitTorrentTracker from 'bittorrent-tracker'
  17 import * as cors from 'cors'
  18 import { Server as WebSocketServer } from 'ws'
  19
  20 const TrackerServer = bitTorrentTracker.Server
  21
  22 process.title = 'peertube'
  23
  24 // Create our main app
  25 const app = express()
  26
  27 // ----------- Core checker -----------
  28 import { checkMissedConfig, checkFFmpeg, checkConfig } from './server/initializers/checker'
  29
  30 // Do not use barrels because we don't want to load all modules here (we need to initialize database first)
  31 import { logger } from './server/helpers/logger'
  32 import { ACCEPT_HEADERS, API_VERSION, CONFIG, STATIC_PATHS } from './server/initializers/constants'
  33
  34 const missed = checkMissedConfig()
  35 if (missed.length !== 0) {
  36   logger.error('Your configuration files miss keys: ' + missed)
  37   process.exit(-1)
  38 }
  39
  40 checkFFmpeg(CONFIG)
  41   .catch(err => {
  42     logger.error('Error in ffmpeg check.', { err })
  43     process.exit(-1)
  44   })
  45
  46 const errorMessage = checkConfig()
  47 if (errorMessage !== null) {
  48   throw new Error(errorMessage)
  49 }
  50
  51 // Trust our proxy (IP forwarding...)
  52 app.set('trust proxy', CONFIG.TRUST_PROXY)
  53
  54 // ----------- Database -----------
  55
  56 // Initialize database and models
  57 import { initDatabaseModels } from './server/initializers/database'
  58 import { migrate } from './server/initializers/migrator'
  59 migrate()
  60   .then(() => initDatabaseModels(false))
  61   .then(() => onDatabaseInitDone())
  62
  63 // ----------- PeerTube modules -----------
  64 import { installApplication } from './server/initializers'
  65 import { Emailer } from './server/lib/emailer'
  66 import { JobQueue } from './server/lib/job-queue'
  67 import { VideosPreviewCache } from './server/lib/cache'
  68 import { apiRouter, clientsRouter, staticRouter, servicesRouter, webfingerRouter, activityPubRouter } from './server/controllers'
  69 import { Redis } from './server/lib/redis'
  70 import { BadActorFollowScheduler } from './server/lib/schedulers/bad-actor-follow-scheduler'
  71 import { RemoveOldJobsScheduler } from './server/lib/schedulers/remove-old-jobs-scheduler'
  72
  73 // ----------- Command line -----------
  74
  75 // ----------- App -----------
  76
  77 // Enable CORS for develop
  78 if (isTestInstance()) {
  79   app.use((req, res, next) => {
  80     // These routes have already cors
  81     if (
  82       req.path.indexOf(STATIC_PATHS.TORRENTS) === -1 &&
  83       req.path.indexOf(STATIC_PATHS.WEBSEED) === -1
  84     ) {
  85       return (cors({
  86         origin: 'http://localhost:3000',
  87         exposedHeaders: 'Retry-After',
  88         credentials: true
  89       }))(req, res, next)
  90     }
  91
  92     return next()
  93   })
  94 }
  95
  96 // For the logger
  97 app.use(morgan('combined', {
  98   stream: { write: logger.info.bind(logger) }
  99 }))
 100 // For body requests
 101 app.use(bodyParser.urlencoded({ extended: false }))
 102 app.use(bodyParser.json({
 103   type: [ 'application/json', 'application/*+json' ],
 104   limit: '500kb'
 105 }))
 106
 107 // ----------- Tracker -----------
 108
 109 const trackerServer = new TrackerServer({
 110   http: false,
 111   udp: false,
 112   ws: false,
 113   dht: false
 114 })
 115
 116 trackerServer.on('error', function (err) {
 117   logger.error('Error in websocket tracker.', err)
 118 })
 119
 120 trackerServer.on('warning', function (err) {
 121   logger.error('Warning in websocket tracker.', err)
 122 })
 123
 124 const server = http.createServer(app)
 125 const wss = new WebSocketServer({ server: server, path: '/tracker/socket' })
 126 wss.on('connection', function (ws) {
 127   trackerServer.onWebSocketConnection(ws)
 128 })
 129
 130 const onHttpRequest = trackerServer.onHttpRequest.bind(trackerServer)
 131 app.get('/tracker/announce', (req, res) => onHttpRequest(req, res, { action: 'announce' }))
 132 app.get('/tracker/scrape', (req, res) => onHttpRequest(req, res, { action: 'scrape' }))
 133
 134 // ----------- Views, routes and static files -----------
 135
 136 // API
 137 const apiRoute = '/api/' + API_VERSION
 138 app.use(apiRoute, apiRouter)
 139
 140 // Services (oembed...)
 141 app.use('/services', servicesRouter)
 142
 143 app.use('/', webfingerRouter)
 144 app.use('/', activityPubRouter)
 145
 146 // Client files
 147 app.use('/', clientsRouter)
 148
 149 // Static files
 150 app.use('/', staticRouter)
 151
 152 // Always serve index client page (the client is a single page application, let it handle routing)
 153 app.use('/*', function (req, res) {
 154   if (req.accepts(ACCEPT_HEADERS) === 'html') {
 155     return res.sendFile(path.join(__dirname, '../client/dist/index.html'))
 156   }
 157
 158   return res.status(404).end()
 159 })
 160
 161 // ----------- Errors -----------
 162
 163 // Catch 404 and forward to error handler
 164 app.use(function (req, res, next) {
 165   const err = new Error('Not Found')
 166   err['status'] = 404
 167   next(err)
 168 })
 169
 170 app.use(function (err, req, res, next) {
 171   let error = 'Unknown error.'
 172   if (err) {
 173     error = err.stack || err.message || err
 174   }
 175
 176   logger.error('Error in controller.', { error })
 177   return res.status(err.status || 500).end()
 178 })
 179
 180 // ----------- Run -----------
 181
 182 function onDatabaseInitDone () {
 183   const port = CONFIG.LISTEN.PORT
 184
 185   installApplication()
 186     .then(() => {
 187       // ----------- Make the server listening -----------
 188       server.listen(port, () => {
 189         // Emailer initialization and then job queue initialization
 190         Emailer.Instance.init()
 191         Emailer.Instance.checkConnectionOrDie()
 192           .then(() => JobQueue.Instance.init())
 193
 194         // Caches initializations
 195         VideosPreviewCache.Instance.init(CONFIG.CACHE.PREVIEWS.SIZE)
 196
 197         // Enable Schedulers
 198         BadActorFollowScheduler.Instance.enable()
 199         RemoveOldJobsScheduler.Instance.enable()
 200
 201         // Redis initialization
 202         Redis.Instance.init()
 203
 204         logger.info('Server listening on port %d', port)
 205         logger.info('Web server: %s', CONFIG.WEBSERVER.URL)
 206       })
 207     })
 208 }