tarnacious · August 18, 2021 11:34
diff --git a/readme b/readme
 run a bunch of express js hello world programs in docker containers

 bash  run.sh
diff --git a/Dockerfile b/Dockerfile
 FROM node:latest
 WORKDIR /app
 COPY . .
 RUN yarn
 CMD ["node", "index.js"]
diff --git a/index.js b/index.js
 const express = require('express')
 const app = express()
 const port = process.env.PORT

 app.get('/', (req, res) => {
    res.send(`Hello World from port ${port}!`)
 })

 app.listen(port, () => {
    console.log(`Example app listening at http://localhost:${port}`)
 })
diff --git a/package.json b/package.json
 {
  "name": "express",
  "version": "1.0.0",
  "main": "index.js",
  "license": "MIT",
  "dependencies": {
    "express": "^4.17.1"
  }
 }
diff --git a/run.sh b/run.sh
 #!/usr/bin/env bash

 docker build -t helloworld .

 for i in {3000..3200}; do
  docker run -d --env PORT=$i -p $i:$i helloworld;
 done
	run a bunch of express js hello world programs in docker containers

	bash run.sh
	const express = require('express')
	const app = express()
	const port = process.env.PORT

	app.get('/', (req, res) => {
	res.send(`Hello World from port ${port}!`)
	})

	app.listen(port, () => {
	console.log(`Example app listening at http://localhost:${port}`)
	})
	#!/usr/bin/env bash

	docker build -t helloworld .

	for i in {3000..3200}; do
	docker run -d --env PORT=$i -p $i:$i helloworld;
	done