RESTful-Web-API

This project is built on private blockchain that accepts string data as input through Express.js RESTful Web API.

Tech/Framework used

• Node.js - Backend services.
• Express.js - Web application framework.
• crypto-js - SHA256 Algorithm.
• Postman - API development environment.
• levelDb - Database to persist data.

Installation

Install the required dependencies using npm package manager.

npm init --yes
npm install express --save
npm install crypto-js --save
npm install level --save

How to use?

• Run the code using node.js. node index.js
• Using postman, make the GET and POST http requests.

POST

• http://localhost:8000/block and the corresponding JSON body as {"body": "Testing block with test string data" }. After that you will get the corresponding output depending on your input.

GET

• http://localhost:8000/ - Responds with all the endpoints available.
• http://localhost:8000/block/1 (corresponding block height) - Output is a block which is given as a height in http request.
• http://localhost:8000/chain/ - Responds with the entire blockchain.

Endpoint documentation

RESTful-Web-API - Refer for endpoint documentation.

LICENSE

MIT © Manolingam