express-app

It have simple stateless microservice in Nodejs, with three major functionalities

• Authentication
• Json patching
• Image Thumbnail Generation

check out more

• Docs
• Coverage Report

Installation

Make sure that node and npm is installed.

With npm

Clone the repository, install dependency, build and run

$ git clone https://github.com/vermanil/express-app.git
$ cd express-app
$ npm install
$ npm run build
$ npm start

With Docker

$ git clone https://github.com/vermanil/express-app.git
$ cd express-app
$ sudo docker build -t express-app .
$ sudo docker run -p 3000:3000 express-app

Testing

• Run the test

$ npm test  or npm run test

• Javascript style and linting

$ npm run lint

• Code Coverage

$ istanbul cover ./node_modules/.bin/_mocha --compilers dist/test/*.js

Usage

Post Login

• Provide username and Password to get the token

curl -H "Content-Type: application/json" -X POST -d '{"username":"xyz","password":"xyz"}' http://localhost:3000/login

• Provide Token to validate the user

curl -H "Authorization: JWT <token>" -H "Content-Type: application/json" -X POST http://localhost:3000/authorize

Json-Patching

curl -H "Authorization: JWT <token>" -H "Content-Type: application/json" -X POST -d '{"jsonObject":{"baz": "qux","foo": "bar"},"Patch":[{ "op": "replace", "path": "/baz", "value": "boo" },{ "op": "add", "path": "/hello","value": ["world"] },{ "op": "remove", "path":"/foo"}]}' http://localhost:3000/api/patch

Thumbnail_generations

curl -H "Authorization: JWT <token>" -H "Content-Type: application/json" -X POST http://localhost:3000/api/thumbnail?imageUrl=https://www.sitebuilderreport.com/assets/facebook-stock-up-446fff24fb11820517c520c4a5a4c032.jpg