def register_nodes():
values = request.get_json()
print(f'Values is: {values}')
nodes = values.get('nodes')
if nodes is None:
return "Error: Please supply a valid list of nodes", 400
for node in nodes:
Blockchain.register_node(node)
response = {
'message': 'New nodes have been added',
'total_nodes': list(Blockchain.nodes),
}
return jsonify(response), 201
from uuid import uuid4
from flask import Blueprint
from flask_restplus import Api, Resource, fields
from common import app_name, app_slogan
from blockchain.blockchain import Blockchain
# Instantiate the Blockchain
blockchain = Blockchain()
blockchain.register_node("server", "data_source")
blockchain.register_node("sense_hat", "data_source")
# Instantiate the Node
blueprint = Blueprint('blockchain', __name__)
api = Api(blueprint,
version="1.0",
title=f"{app_name} Blockchain API",
description=app_slogan)
nodes = api.model(
"Nodes", {
"nodes":
fields.List(fields.String(description="Node url"),
description="List of nodes")
})
transaction = api.model(
"Transaction", {
"sender": fields.String(description="Sender id"),
"recipient": fields.String(description="Recipient id"),