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(() => startApplication())
  62   .catch(err => {
  63     logger.error('Cannot start application.', { err })
  64     process.exit(-1)
  65   })
  66
  67 // ----------- PeerTube modules -----------
  68 import { installApplication } from './server/initializers'
  69 import { Emailer } from './server/lib/emailer'
  70 import { JobQueue } from './server/lib/job-queue'
  71 import { VideosPreviewCache } from './server/lib/cache'
  72 import { apiRouter, clientsRouter, staticRouter, servicesRouter, webfingerRouter, activityPubRouter } from './server/controllers'
  73 import { Redis } from './server/lib/redis'
  74 import { BadActorFollowScheduler } from './server/lib/schedulers/bad-actor-follow-scheduler'
  75 import { RemoveOldJobsScheduler } from './server/lib/schedulers/remove-old-jobs-scheduler'
  76
  77 // ----------- Command line -----------
  78
  79 // ----------- App -----------
  80
  81 // Enable CORS for develop
  82 if (isTestInstance()) {
  83   app.use((req, res, next) => {
  84     // These routes have already cors
  85     if (
  86       req.path.indexOf(STATIC_PATHS.TORRENTS) === -1 &&
  87       req.path.indexOf(STATIC_PATHS.WEBSEED) === -1
  88     ) {
  89       return (cors({
  90         origin: 'http://localhost:3000',
  91         exposedHeaders: 'Retry-After',
  92         credentials: true
  93       }))(req, res, next)
  94     }
  95
  96     return next()
  97   })
  98 }
  99
 100 // For the logger
 101 app.use(morgan('combined', {
 102   stream: { write: logger.info.bind(logger) }
 103 }))
 104 // For body requests
 105 app.use(bodyParser.urlencoded({ extended: false }))
 106 app.use(bodyParser.json({
 107   type: [ 'application/json', 'application/*+json' ],
 108   limit: '500kb'
 109 }))
 110
 111 // ----------- Tracker -----------
 112
 113 const trackerServer = new TrackerServer({
 114   http: false,
 115   udp: false,
 116   ws: false,
 117   dht: false
 118 })
 119
 120 trackerServer.on('error', function (err) {
 121   logger.error('Error in websocket tracker.', err)
 122 })
 123
 124 trackerServer.on('warning', function (err) {
 125   logger.error('Warning in websocket tracker.', err)
 126 })
 127
 128 const server = http.createServer(app)
 129 const wss = new WebSocketServer({ server: server, path: '/tracker/socket' })
 130 wss.on('connection', function (ws) {
 131   trackerServer.onWebSocketConnection(ws)
 132 })
 133
 134 const onHttpRequest = trackerServer.onHttpRequest.bind(trackerServer)
 135 app.get('/tracker/announce', (req, res) => onHttpRequest(req, res, { action: 'announce' }))
 136 app.get('/tracker/scrape', (req, res) => onHttpRequest(req, res, { action: 'scrape' }))
 137
 138 // ----------- Views, routes and static files -----------
 139
 140 // API
 141 const apiRoute = '/api/' + API_VERSION
 142 app.use(apiRoute, apiRouter)
 143
 144 // Services (oembed...)
 145 app.use('/services', servicesRouter)
 146
 147 app.use('/', webfingerRouter)
 148 app.use('/', activityPubRouter)
 149
 150 // Client files
 151 app.use('/', clientsRouter)
 152
 153 // Static files
 154 app.use('/', staticRouter)
 155
 156 // Always serve index client page (the client is a single page application, let it handle routing)
 157 app.use('/*', function (req, res) {
 158   if (req.accepts(ACCEPT_HEADERS) === 'html') {
 159     return res.sendFile(path.join(__dirname, '../client/dist/index.html'))
 160   }
 161
 162   return res.status(404).end()
 163 })
 164
 165 // ----------- Errors -----------
 166
 167 // Catch 404 and forward to error handler
 168 app.use(function (req, res, next) {
 169   const err = new Error('Not Found')
 170   err['status'] = 404
 171   next(err)
 172 })
 173
 174 app.use(function (err, req, res, next) {
 175   let error = 'Unknown error.'
 176   if (err) {
 177     error = err.stack || err.message || err
 178   }
 179
 180   logger.error('Error in controller.', { error })
 181   return res.status(err.status || 500).end()
 182 })
 183
 184 // ----------- Run -----------
 185
 186 async function startApplication () {
 187   const port = CONFIG.LISTEN.PORT
 188
 189   await installApplication()
 190
 191   // Email initialization
 192   Emailer.Instance.init()
 193   await Emailer.Instance.checkConnectionOrDie()
 194
 195   await JobQueue.Instance.init()
 196
 197   // Caches initializations
 198   VideosPreviewCache.Instance.init(CONFIG.CACHE.PREVIEWS.SIZE)
 199
 200   // Enable Schedulers
 201   BadActorFollowScheduler.Instance.enable()
 202   RemoveOldJobsScheduler.Instance.enable()
 203
 204   // Redis initialization
 205   Redis.Instance.init()
 206
 207   // Make server listening
 208   server.listen(port)
 209   logger.info('Server listening on port %d', port)
 210   logger.info('Web server: %s', CONFIG.WEBSERVER.URL)
 211 }