def send_block_to_all_peers(self, blocknum, block_data=None, test=False):
print("in send_block_to_all_peers")
if block_data is None:
data = json.dumps(get_block(blocknum))
else:
data = block_data
for peer_url in get_env('peers').split(','):
if test:
print(requests.post(peer_url).json())
else:
print(self.send_block(blocknum, peer_url).json())
print("sent block")
from flask import Flask, jsonify, request
from Transaction import Transaction
from Mempool import Mempool
from envlib import get_env
import json
app = Flask(__name__)
mempool = Mempool()
@app.route("/receive_tx", methods=['POST'])
def receive_tx():
print(request.form)
tx_data = request.json
tx = Transaction.from_json(tx_data)
if tx.verify():
mempool.push_transaction(tx)
return jsonify('received')
else:
raise NotImplementedError("Not sure what to do if tx is not valid")
@app.route("/get_txs", methods=['GET'])
def get_txs():
txs_as_json = map(lambda tx: tx.default(), mempool.get_all_transactions())
return jsonify(list(txs_as_json))
if __name__ == '__main__':
app.run(debug=True, port=get_env('mempoolport', 5000))
def create_coinbase_tx():
ts = time.time()
inputs = Inputs([Input('', '', '', '')])
outputs = Outputs([Output(get_env('my_address', ''), 25)])
return Transaction(inputs, outputs, ts)
def get_transactions():
json_txs = requests.get('127.0.0.1:' + str(get_env('mempoolport')) + "/get_txs").json
def receive_tx():
headers = {'Content-type': 'application/json', 'Accept': 'text/plain'}
return requests.post('127.0.0.1:' + get_env('mempoolport') + "/receive_tx",
data=request.json,
headers=headers)
def peers(self):
for peer_url in get_env('peers').split(','):
yield peer_url
@app.route("/receive_block/<blocknum>", methods=['POST'])
def receive_block(blocknum):
print("at receive_block")
block_data = request.json.get('block_data')
node.prosses_received_block(blockdata)
# send_block_to_all_peers(blocknum, block_data=block) TODO: don't uncomment until code there to stop sending in an endless recursive manner
return jsonify('received')
@app.route("/latest_block", methods=['GET'])
def latest_block():
return jsonify(get_current_block_num() - 1)
@app.route("/send_block/<blocknum>", methods=['POST'])
def send_block(blocknum):
print("at send_block")
print(request.form)
block = request.json.get('block_data', None)
node.send_block_to_all_peers(blocknum, block_data=block)
# send_block_to_all_peers(blocknum, block_data=block) TODO: don't uncomment until code there to stop sending in an endless recursive manner
return jsonify('received')
if __name__ == '__main__':
node = Node()
node.catch_up_from_peers()
app.run(debug=True, port=get_env('port'))