privateBlockchain

Udacity - Blockchain Nanodegree Program

Simple blockchain that helps the learn the basics concepts of this technologie written in JS.

This blockchain allows to register stars for a given wallet address. In order to register a star the user must proof the owner ship of her wallet via a verification process.

Installing

Simply clone or download the repository.

npm install

Start server

npm start

Usage

The easiest way to use this blockchain is via its REST API

API resources:

Lookup options

• GET /block/{height}
• GET /stars/address:{address}
• GET /stars/hash:{hash}

Store your own star

1. request a validation

POST /requestValidation
body:`
{
    "address":"{walletAddress}"
}

2. validate your signature

POST /valide
body:`
{
 "address" : "{walletAddress}",
  "signature" : "{signature}"
 }

1. register star

POST /block
body:`
{
"address": "{walletAddress}",
    "star": {
            "dec": "{dec}",
            "ra": "{ra}",
            "mag": {mag},
            "cen": {cen},
            "story": "{story}"
        }
}

A postman collection with all API calls can be found here.