overleaf/services/web/app.js

/* eslint-disable
    max-len,
*/
// TODO: This file was created by bulk-decaffeinate.
// Fix any style issues and re-enable lint.
/*
 * decaffeinate suggestions:
 * DS102: Remove unnecessary code created because of implicit returns
 * DS103: Rewrite code to no longer use __guard__
 * DS207: Consider shorter variations of null checks
 * Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
 */
const metrics = require('metrics-sharelatex')
metrics.initialize(process.env['METRICS_APP_NAME'] || 'web')
const Settings = require('settings-sharelatex')
const logger = require('logger-sharelatex')
logger.initialize(process.env['METRICS_APP_NAME'] || 'web')
logger.logger.serializers.user = require('./app/src/infrastructure/LoggerSerializers').user
logger.logger.serializers.docs = require('./app/src/infrastructure/LoggerSerializers').docs
logger.logger.serializers.files = require('./app/src/infrastructure/LoggerSerializers').files
logger.logger.serializers.project = require('./app/src/infrastructure/LoggerSerializers').project
if ((Settings.sentry != null ? Settings.sentry.dsn : undefined) != null) {
  logger.initializeErrorReporting(Settings.sentry.dsn)
}

metrics.memory.monitor(logger)
const Server = require('./app/src/infrastructure/Server')

const { argv } = require('optimist')
  .options('user', {
    alias: 'u',
    description: 'Run the server with permissions of the specified user'
  })
  .options('group', {
    alias: 'g',
    description: 'Run the server with permissions of the specified group'
  })
  .usage('Usage: $0')

if (Settings.catchErrors) {
  process.removeAllListeners('uncaughtException')
  process.on('uncaughtException', error =>
    logger.error({ err: error }, 'uncaughtException')
  )
}

const port =
  Settings.port ||
  __guard__(
    Settings.internal != null ? Settings.internal.web : undefined,
    x => x.port
  ) ||
  3000
const host = Settings.internal.web.host || 'localhost'
if (!module.parent) {
  // Called directly
  Server.server.listen(port, host, function() {
    logger.info(`web starting up, listening on ${host}:${port}`)
    logger.info(`${require('http').globalAgent.maxSockets} sockets enabled`)
    if (argv.user) {
      process.setuid(argv.user)
      logger.info(`Running as user: ${argv.user}`)
    }
    if (argv.group) {
      process.setgid(argv.group)
      return logger.info(`Running as group: ${argv.group}`)
    }
  })
}

module.exports = Server.server

function __guard__(value, transform) {
  return typeof value !== 'undefined' && value !== null
    ? transform(value)
    : undefined
}