Node.js Server

This is the main server to be used in all of Dollar Shave Club's node.js applications.

Features

• Graceful shutdown
• Health checks via GET /ping
• Supports both Express and Koa
• Datadog metrics
• Rollbar

Environment Variables

• NODE_ENV=development
• PORT or LISTEN_PORT
• SOCKET_TIMEOUT_SECONDS=120
• GRACEFUL_SHUTDOWN_TIMEOUT_SECONDS=15
• ROLLBAR_POST_SERVER_ITEM_ACCESS_TOKEN - access token for server-side rollbar

Usage

API

serve(app, [options])

Options:

• name - name of the repo
• port
• socketTimeout
• gracefulShutdownTimeout
• rollbarPostServerItemAccessToken

For development only:

• proxy = false - whether to proxy requests
• proxyHostname = process.env.PROXY_HOSTNAME || release.dollarshaveclub.com - what server to proxy
• proxyMatch = /^\/(api|cms|face-assets)\// - regex to match paths to proxy

To support proxying locally and internationally, add the following to your /etc/hosts:

::1             localhost     # should have already been added
::1             localhost.au
::1             localhost.ca
::1             localhost.uk

Express

const serve = require('@dollarshaveclub/nodejs-server')

const app = require('express')()

// app logic

serve(app, {
  name: 'my-app',
}).then(({ port }) => {
  console.log(port)
})

Koa

const serve = require('@dollarshaveclub/nodejs-server')
const Koa = require('koa')

const app = new Koa()

// app logic

serve(app, {
  name: 'my-app'
})

Typescript w/ Koa

import serve from "@dollarshaveclub/nodejs-server"
await serve(new Koa(), {name: "my-app"})