overleaf/services/web/app.js

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/* 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
* DS207: Consider shorter variations of null checks
* Full docs: https://github.com/decaffeinate/decaffeinate/blob/master/docs/suggestions.md
*/
const metrics = require('@overleaf/metrics')
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 mongodb = require('./app/src/infrastructure/mongodb')
if (Settings.catchErrors) {
process.removeAllListeners('uncaughtException')
process.on('uncaughtException', error =>
logger.error({ err: error }, 'uncaughtException')
)
}
const port = Settings.port || Settings.internal.web.port || 3000
const host = Settings.internal.web.host || 'localhost'
if (!module.parent) {
// Called directly
// We want to make sure that we provided a password through the environment.
if (!process.env['WEB_API_USER'] || !process.env['WEB_API_PASSWORD']) {
throw new Error('No API user and password provided')
}
mongodb
.waitForDb()
.then(() => {
Server.server.listen(port, host, function() {
logger.info(`web starting up, listening on ${host}:${port}`)
logger.info(`${require('http').globalAgent.maxSockets} sockets enabled`)
// wait until the process is ready before monitoring the event loop
metrics.event_loop.monitor(logger)
})
})
.catch(err => {
logger.fatal({ err }, 'Cannot connect to mongo. Exiting.')
process.exit(1)
})
}
// handle SIGTERM for graceful shutdown in kubernetes
process.on('SIGTERM', function(signal) {
logger.warn({ signal: signal }, 'received signal, shutting down')
Settings.shuttingDown = true
})
module.exports = Server.server