server.ts

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