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 {
  73   activityPubRouter,
  74   apiRouter,
  75   clientsRouter,
  76   feedsRouter,
  77   staticRouter,
  78   servicesRouter,
  79   webfingerRouter
  80 } from './server/controllers'
  81 import { Redis } from './server/lib/redis'
  82 import { BadActorFollowScheduler } from './server/lib/schedulers/bad-actor-follow-scheduler'
  83 import { RemoveOldJobsScheduler } from './server/lib/schedulers/remove-old-jobs-scheduler'
  84
  85 // ----------- Command line -----------
  86
  87 // ----------- App -----------
  88
  89 // Enable CORS for develop
  90 if (isTestInstance()) {
  91   app.use((req, res, next) => {
  92     // These routes have already cors
  93     if (
  94       req.path.indexOf(STATIC_PATHS.TORRENTS) === -1 &&
  95       req.path.indexOf(STATIC_PATHS.WEBSEED) === -1
  96     ) {
  97       return (cors({
  98         origin: '*',
  99         exposedHeaders: 'Retry-After',
 100         credentials: true
 101       }))(req, res, next)
 102     }
 103
 104     return next()
 105   })
 106 }
 107
 108 // For the logger
 109 app.use(morgan('combined', {
 110   stream: { write: logger.info.bind(logger) }
 111 }))
 112 // For body requests
 113 app.use(bodyParser.urlencoded({ extended: false }))
 114 app.use(bodyParser.json({
 115   type: [ 'application/json', 'application/*+json' ],
 116   limit: '500kb'
 117 }))
 118
 119 // ----------- Tracker -----------
 120
 121 const trackerServer = new TrackerServer({
 122   http: false,
 123   udp: false,
 124   ws: false,
 125   dht: false
 126 })
 127
 128 trackerServer.on('error', function (err) {
 129   logger.error('Error in websocket tracker.', err)
 130 })
 131
 132 trackerServer.on('warning', function (err) {
 133   logger.error('Warning in websocket tracker.', err)
 134 })
 135
 136 const server = http.createServer(app)
 137 const wss = new WebSocketServer({ server: server, path: '/tracker/socket' })
 138 wss.on('connection', function (ws) {
 139   trackerServer.onWebSocketConnection(ws)
 140 })
 141
 142 const onHttpRequest = trackerServer.onHttpRequest.bind(trackerServer)
 143 app.get('/tracker/announce', (req, res) => onHttpRequest(req, res, { action: 'announce' }))
 144 app.get('/tracker/scrape', (req, res) => onHttpRequest(req, res, { action: 'scrape' }))
 145
 146 // ----------- Views, routes and static files -----------
 147
 148 // API
 149 const apiRoute = '/api/' + API_VERSION
 150 app.use(apiRoute, apiRouter)
 151
 152 // Services (oembed...)
 153 app.use('/services', servicesRouter)
 154
 155 app.use('/', activityPubRouter)
 156 app.use('/', feedsRouter)
 157 app.use('/', webfingerRouter)
 158
 159 // Client files
 160 app.use('/', clientsRouter)
 161
 162 // Static files
 163 app.use('/', staticRouter)
 164
 165 // Always serve index client page (the client is a single page application, let it handle routing)
 166 app.use('/*', function (req, res) {
 167   if (req.accepts(ACCEPT_HEADERS) === 'html') {
 168     return res.sendFile(path.join(__dirname, '../client/dist/index.html'))
 169   }
 170
 171   return res.status(404).end()
 172 })
 173
 174 // ----------- Errors -----------
 175
 176 // Catch 404 and forward to error handler
 177 app.use(function (req, res, next) {
 178   const err = new Error('Not Found')
 179   err['status'] = 404
 180   next(err)
 181 })
 182
 183 app.use(function (err, req, res, next) {
 184   let error = 'Unknown error.'
 185   if (err) {
 186     error = err.stack || err.message || err
 187   }
 188
 189   logger.error('Error in controller.', { error })
 190   return res.status(err.status || 500).end()
 191 })
 192
 193 // ----------- Run -----------
 194
 195 async function startApplication () {
 196   const port = CONFIG.LISTEN.PORT
 197   const hostname = CONFIG.LISTEN.HOSTNAME
 198
 199   await installApplication()
 200
 201   // Email initialization
 202   Emailer.Instance.init()
 203   await Emailer.Instance.checkConnectionOrDie()
 204
 205   await JobQueue.Instance.init()
 206
 207   // Caches initializations
 208   VideosPreviewCache.Instance.init(CONFIG.CACHE.PREVIEWS.SIZE)
 209
 210   // Enable Schedulers
 211   BadActorFollowScheduler.Instance.enable()
 212   RemoveOldJobsScheduler.Instance.enable()
 213
 214   // Redis initialization
 215   Redis.Instance.init()
 216
 217   // Make server listening
 218   server.listen(port, hostname, () => {
 219     logger.info('Server listening on %s:%d', hostname, port)
 220     logger.info('Web server: %s', CONFIG.WEBSERVER.URL)
 221   })
 222 }