Blockchain API

A blockchain API which allows the user to interact with the blockchain db using HTTP requests.

Setup Instructions

• Clone the repository

• Install using:

  nvm use && npm i
  

• Run using:

  npm start
  

Features

• Get blockchain info (GET):

  /blockchain/info
  

• Add block (POST):

  /blockchain/add/block
  

• Add node (POST):

  /blockchain/block/:data
  

• Get block by address (GET):

  /blockchain/block/:address
  

• Get block by index (GET):

  /blockchain/block/:id
  

• Add transaction (POST):

  /blockchain/transaction/new
  

• Validate blockchain (GET):

  /blockchain/validate
  

• Delete block by address (DELETE):

  /blockchain/delete/:address
  

• Delete all blocks from db (DELETE):

  /blockchain/deleteblocks
  

CURL commands

• curl “http://localhost:5000/blockchain/info”
• curl “http://localhost:5000/blockchain/validate”
• curl -X “POST” “http://localhost:5000/blockchain/add/block/” -H ‘Content-Type: application/json; charset=utf-8’ -d $’{“address”:”sha”, “data”: “Adding new block.”}}’
• curl -X “DELETE” “http://localhost:5000/blockchain/deleteblocks”

Uses

• express.js
• levelDB