Use PyBitcoinTools to make CPFP transaction with tip to bounty

0_Readme.md

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1_mkCPFP.py

# [rights]  Copyright Dan B. (brianddk) 2015 https://github.com/brianddk
# [license] Licensed under Apache 2.0 https://www.apache.org/licenses/LICENSE-2.0
# [repo]    https://gist.github.com/brianddk/579df081ca42ec956506
# [version] 0.2 
# [tips]    18MDTTiqPM8ZEo29Cig1wfGdkLNtvyorW5
import requests
import argparse
from bitcoin import *
import pprint
    
def main():
    tip_addr = args.tipadr
    tip_fee = args.tip
    miner_fee = args.fee
    unc_addr = args.uncadr
    if args.testnet:
        (inp, amt) = get_inputs_tbtc(unc_addr)
    else:
        (inp, amt) = get_inputs_bci(unc_addr)
    outp  = ['%s:%d' % (unc_addr, amt - tip_fee)]
    outp += ['%s:%d' % (tip_addr, tip_fee - miner_fee)]
    tx = mktx(inp,outp)
    if args.debug:
        pp = pprint.PrettyPrinter(indent=4)
        txo = deserialize(tx)
        pp.pprint(txo)
    print tx
    
def get_inputs_bci(unc_addr):
    unc_txn = args.unctx
    url = 'https://blockchain.info/rawtx/%s?format=json' % unc_txn
    req = requests.get(url)
    txn = req.json()
    for o in txn['out']:
        if o['addr'] != unc_addr: continue
        if o['spent']: continue
        inp = ['%s:%d' % (unc_txn, o['n'])]
        amt = o['value']
    return (inp, amt)

def get_inputs_tbtc(unc_addr):
    satoshis = 100000000
    unc_txn = args.unctx
    url = 'http://tbtc.blockr.io/api/v1/tx/info/%s' % unc_txn
    req = requests.get(url)
    txn = req.json()
    for o in txn['data']['vouts']:
        if o['address'] != unc_addr: continue
        if o['is_spent']: continue
        inp = ['%s:%d' % (unc_txn, o['n'])]
        amt = int(float(o['amount']) * satoshis)
    return (inp, amt)

def parse_args():
    parser=argparse.ArgumentParser()
    parser.add_argument("-unctx", metavar='<hex>', help="Unconfirmed Transaction to recover",
                        action="store", type=str)
    parser.add_argument("-uncadr", metavar='<btc_adr>', help="Bitcoin address to hook to pull TXN out of pool",
                        action="store", type=str)
    parser.add_argument("-fee", metavar='<satoshis>', help="Number of satoshis to pay miners (TxFee)",
                        action="store", type=int, default=80000)
    parser.add_argument("-tipadr", metavar='<btc_adr>', help="Bitcoin address to send the tip too",
                        action="store", type=str, default='3FEUByMeaxrNmBCVYjvsnhyAjiUdat5i7M')
    parser.add_argument("-tip", metavar='<satoshis>', help="Number of satoshis to tip",
                        action="store", type=int, default=300000)
    parser.add_argument("-testnet", help="Run this on the testnet",
                        action="store_true")
    parser.add_argument("-debug", help="Debug run of the script",
                        action="store_true")
    return parser.parse_args()

if __name__ == "__main__":
    args = parse_args()
    main()
    
#Future Feature Sign and Send.
#curl "http://eligius.st/~wizkid057/newstats/pushtxn.php" -H "Host: eligius.st"^
# -H "User-Agent: Mozilla/5.0 (Windows NT 6.2; WOW64; rv:39.0) Gecko/20100101 Firefox/39.0"^
# -H "Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"^
# -H "Accept-Language: en-US,en;q=0.5" --compressed^
# -H "Referer: http://eligius.st/~wizkid057/newstats/pushtxn.php" ^
#-H "Connection: keep-alive" --data "transaction=test&send=Push"