def runBlockChain():
blockchain = [create_genesis_block()]
previous_block = blockchain[0]
num_of_blocks_to_add = 20
for i in range(0, num_of_blocks_to_add):
block_to_add = next_block(previous_block)
blockchain.append(block_to_add)
previous_block = block_to_add
print("Block #{} has been added to the blockchain!\n{}".format(
block_to_add.index, block_to_add))
import json import requests import datetime as date from flask import Flask from flask import request from utils import * from transaction import Transaction from genesis import create_genesis_block from block import Block, Data, get_block_obj from helper import address node = Flask(__name__) # Create a blockchain and initialize it with a genesis block blockchain = [create_genesis_block()] previous_block = blockchain[0] # A completely random address of the owner of this node miner_address = None # Transactions that this node is doing nodes_transactions = [] # Link of peer nodes peer_nodes = set() # If we are mining or not mining = True # Mock the rest request mock = False
from flask import Flask, request
from block import Block
from genesis import create_genesis_block
from proof_of_work import proof_of_work
node = Flask(__name__)
# Random address of the owner of this node
miner_address = "a-random-miner-address-t2g329873ty51"
blockchain = []
blockchain.append(create_genesis_block())
this_nodes_transactions = []
# list of other nodes in system aka other blockchain users
peer_nodes = []
def log_new_transaction(transaction):
print "New transaction"
print "FROM: {}".format(transaction['from'])
print "TO: {}".format(transaction['to'])
print "AMOUNT: {}".format(transaction['amount'])
@node.route('/transaction', methods=['POST'])
def transaction():
if request.method == 'POST':
new_transaction = request.get_json()
def main():
port = 5000
if len(sys.argv) > 1:
port = sys.argv[1]
blockchain.append(create_genesis_block())
node.run(port=port)
