Merge branch 'master' of github.com:zcash-hackworks/ZBXCAT
This commit is contained in:
commit
9f01f7fc30
|
@ -67,8 +67,6 @@ class bitcoinProxy():
|
|||
def get_keys(self, funder_address, redeemer_address):
|
||||
fundpubkey = CBitcoinAddress(funder_address)
|
||||
redeempubkey = CBitcoinAddress(redeemer_address)
|
||||
# fundpubkey = self.bitcoind.getnewaddress()
|
||||
# redeempubkey = self.bitcoind.getnewaddress()
|
||||
return fundpubkey, redeempubkey
|
||||
|
||||
def privkey(self, address):
|
||||
|
@ -79,7 +77,8 @@ class bitcoinProxy():
|
|||
redeemerAddr = CBitcoinAddress(redeemer)
|
||||
if type(commitment) == str:
|
||||
commitment = x(commitment)
|
||||
# h = sha256(secret)
|
||||
else:
|
||||
raise ValueError("Commitment was not a string: {0}".format(commitment))
|
||||
blocknum = self.bitcoind.getblockcount()
|
||||
print("Current blocknum on Bitcoin: ", blocknum)
|
||||
redeemblocknum = blocknum + locktime
|
||||
|
|
206
xcat/cli.py
206
xcat/cli.py
|
@ -9,43 +9,38 @@ import xcat.utils as utils
|
|||
from xcat.protocol import Protocol
|
||||
from xcat.trades import Trade
|
||||
|
||||
class CLI():
|
||||
def __init__(self):
|
||||
self.db = DB()
|
||||
self.protocol = Protocol()
|
||||
|
||||
def save_state(trade, tradeid):
|
||||
db = DB()
|
||||
utils.save(trade)
|
||||
db.create(trade, tradeid)
|
||||
|
||||
|
||||
def checkSellStatus(tradeid):
|
||||
db = DB()
|
||||
protocol = Protocol()
|
||||
|
||||
trade = db.get(tradeid)
|
||||
status = seller_check_status(trade)
|
||||
def checkSellStatus(self, tradeid):
|
||||
trade = self.db.get(tradeid)
|
||||
status = self.seller_check_status(trade)
|
||||
print("Trade status: {0}\n".format(status))
|
||||
|
||||
if status == 'init':
|
||||
userInput.authorize_fund_sell(trade)
|
||||
fund_tx = protocol.fund_sell_contract(trade)
|
||||
fund_tx = self.protocol.fund_sell_contract(trade)
|
||||
|
||||
print("Sent fund_tx", fund_tx)
|
||||
trade.sell.fund_tx = fund_tx
|
||||
save_state(trade, tradeid)
|
||||
self.db.create(trade, tradeid)
|
||||
|
||||
elif status == 'buyerFunded':
|
||||
secret = db.get_secret(tradeid)
|
||||
secret = self.db.get_secret(tradeid)
|
||||
print("Retrieved secret to redeem funds for "
|
||||
"{0}: {1}".format(tradeid, secret))
|
||||
txs = protocol.seller_redeem_p2sh(trade, secret)
|
||||
txs = self.protocol.seller_redeem_p2sh(trade, secret)
|
||||
if 'redeem_tx' in txs:
|
||||
trade.buy.redeem_tx = txs['redeem_tx']
|
||||
print("Redeem tx: ", txs['redeem_tx'])
|
||||
if 'refund_tx' in txs:
|
||||
trade.buy.redeem_tx = txs['refund_tx']
|
||||
print("Buyer refund tx: ", txs['refund_tx'])
|
||||
txs = protocol.refund_contract(trade.sell) # Refund to seller
|
||||
txs = self.protocol.refund_contract(trade.sell) # Refund to seller
|
||||
print("Your refund txid: ", txs['refund_tx'])
|
||||
save_state(trade, tradeid)
|
||||
self.db.create(trade, tradeid)
|
||||
# Remove from db? Or just from temporary file storage
|
||||
utils.cleanup(tradeid)
|
||||
|
||||
|
@ -59,11 +54,10 @@ def checkSellStatus(tradeid):
|
|||
"this trade.")
|
||||
|
||||
|
||||
def buyer_check_status(trade):
|
||||
protocol = Protocol()
|
||||
sellState = protocol.check_fund_status(
|
||||
def buyer_check_status(self, trade):
|
||||
sellState = self.protocol.check_fund_status(
|
||||
trade.sell.currency, trade.sell.p2sh)
|
||||
buyState = protocol.check_fund_status(
|
||||
buyState = self.protocol.check_fund_status(
|
||||
trade.buy.currency, trade.buy.p2sh)
|
||||
if sellState == 'funded' and buyState == 'empty':
|
||||
return 'sellerFunded' # step1
|
||||
|
@ -79,11 +73,10 @@ def buyer_check_status(trade):
|
|||
return 'init'
|
||||
|
||||
|
||||
def seller_check_status(trade):
|
||||
protocol = Protocol()
|
||||
sellState = protocol.check_fund_status(
|
||||
def seller_check_status(self, trade):
|
||||
sellState = self.protocol.check_fund_status(
|
||||
trade.sell.currency, trade.sell.p2sh)
|
||||
buyState = protocol.check_fund_status(
|
||||
buyState = self.protocol.check_fund_status(
|
||||
trade.buy.currency, trade.buy.p2sh)
|
||||
if sellState == 'funded' and buyState == 'empty':
|
||||
return 'sellerFunded' # step1
|
||||
|
@ -99,11 +92,9 @@ def seller_check_status(trade):
|
|||
return 'init' # step0
|
||||
|
||||
|
||||
def checkBuyStatus(tradeid):
|
||||
db = DB()
|
||||
protocol = Protocol()
|
||||
trade = db.get(tradeid)
|
||||
status = buyer_check_status(trade)
|
||||
def checkBuyStatus(self, tradeid):
|
||||
trade = self.db.get(tradeid)
|
||||
status = self.buyer_check_status(trade)
|
||||
print("Trade status: {0}\n".format(status))
|
||||
if status == 'init':
|
||||
print("Trade has not yet started, waiting for seller to fund the "
|
||||
|
@ -116,58 +107,56 @@ def checkBuyStatus(tradeid):
|
|||
"behalf.")
|
||||
print("Trade commitment", trade.commitment)
|
||||
# if verify_p2sh(trade):
|
||||
fund_tx = protocol.fund_contract(trade.buy)
|
||||
fund_tx = self.protocol.fund_contract(trade.buy)
|
||||
print("\nYou sent this funding tx: ", fund_tx)
|
||||
trade.buy.fund_tx = fund_tx
|
||||
save_state(trade, tradeid)
|
||||
self.db.create(trade, tradeid)
|
||||
elif status == 'sellerRedeemed':
|
||||
secret = protocol.find_secret_from_fundtx(trade.buy.currency,
|
||||
secret = self.protocol.find_secret_from_fundtx(trade.buy.currency,
|
||||
trade.buy.p2sh,
|
||||
trade.buy.fund_tx)
|
||||
if secret is not None:
|
||||
print("Found secret on blockchain in seller's redeem tx: ", secret)
|
||||
txs = protocol.redeem_p2sh(trade.sell, secret)
|
||||
txs = self.protocol.redeem_p2sh(trade.sell, secret)
|
||||
if 'redeem_tx' in txs:
|
||||
trade.sell.redeem_tx = txs['redeem_tx']
|
||||
print("Redeem txid: ", trade.sell.redeem_tx)
|
||||
elif 'refund_tx' in txs:
|
||||
trade.sell.redeem_tx = txs['refund_tx']
|
||||
print("Refund tx: ", txs['refund_tx'])
|
||||
save_state(trade, tradeid)
|
||||
self.db.create(trade, tradeid)
|
||||
print("XCAT trade complete!")
|
||||
else:
|
||||
# Search if tx has been refunded from p2sh
|
||||
print("Secret not found in redeemtx")
|
||||
|
||||
|
||||
# Import a trade in hex, and save to db
|
||||
def importtrade(tradeid, hexstr=''):
|
||||
protocol = Protocol()
|
||||
# Import a trade in hex, and save to db
|
||||
def importtrade(self, tradeid, hexstr=''):
|
||||
trade = utils.x2s(hexstr)
|
||||
trade = Trade(trade)
|
||||
protocol.import_addrs(trade)
|
||||
self.protocol.import_addrs(trade)
|
||||
print(trade.toJSON())
|
||||
save_state(trade, tradeid)
|
||||
self.db.create(trade, tradeid)
|
||||
|
||||
|
||||
def wormhole_importtrade():
|
||||
def wormhole_importtrade(self):
|
||||
res = subprocess.call('wormhole receive', shell=True)
|
||||
if res == 0:
|
||||
tradeid = input("Enter filename of received trade data to import "
|
||||
"(printed on line above): ")
|
||||
with open(tradeid) as infile:
|
||||
hexstr = infile.readline().strip()
|
||||
importtrade(tradeid, hexstr)
|
||||
self.importtrade(tradeid, hexstr)
|
||||
print("Successfully imported trade using magic-wormhole")
|
||||
os.remove(tradeid)
|
||||
else:
|
||||
print("Importing trade using magic-wormhole failed.")
|
||||
|
||||
|
||||
# Export a trade by its tradeid
|
||||
def exporttrade(tradeid, wormhole=False):
|
||||
db = DB()
|
||||
trade = db.get(tradeid)
|
||||
# Export a trade by its tradeid
|
||||
def exporttrade(self, tradeid, wormhole=False):
|
||||
trade = self.db.get(tradeid)
|
||||
hexstr = utils.s2x(trade.toJSON())
|
||||
if wormhole:
|
||||
tradefile = os.path.join(utils.ROOT_DIR, '.tmp/{0}'.format(tradeid))
|
||||
|
@ -180,81 +169,69 @@ def exporttrade(tradeid, wormhole=False):
|
|||
print(hexstr)
|
||||
return hexstr
|
||||
|
||||
|
||||
def findtrade(tradeid):
|
||||
db = DB()
|
||||
trade = db.get(tradeid)
|
||||
def findtrade(self, tradeid):
|
||||
trade = self.db.get(tradeid)
|
||||
print(trade.toJSON())
|
||||
return trade
|
||||
|
||||
|
||||
def find_role(contract):
|
||||
protocol = Protocol()
|
||||
def find_role(self, contract):
|
||||
# When regtest created both addrs on same machine, role is both.
|
||||
if protocol.is_myaddr(contract.initiator):
|
||||
if protocol.is_myaddr(contract.fulfiller):
|
||||
if self.protocol.is_myaddr(contract.initiator):
|
||||
if self.protocol.is_myaddr(contract.fulfiller):
|
||||
return 'test'
|
||||
else:
|
||||
return 'initiator'
|
||||
else:
|
||||
if protocol.is_myaddr(contract.fulfiller):
|
||||
if self.protocol.is_myaddr(contract.fulfiller):
|
||||
return 'fulfiller'
|
||||
else:
|
||||
raise ValueError('You are not a participant in this contract.')
|
||||
|
||||
|
||||
def checktrade(tradeid):
|
||||
db = DB()
|
||||
def checktrade(self, tradeid):
|
||||
print("In checktrade")
|
||||
trade = db.get(tradeid)
|
||||
trade = self.db.get(tradeid)
|
||||
if find_role(trade.sell) == 'test':
|
||||
input("Is this a test? Both buyer and seller addresses are yours, "
|
||||
"press 'enter' to test.")
|
||||
checkSellStatus(tradeid)
|
||||
checkBuyStatus(tradeid)
|
||||
checkSellStatus(tradeid)
|
||||
checkBuyStatus(tradeid)
|
||||
self.checkSellStatus(tradeid)
|
||||
self.checkBuyStatus(tradeid)
|
||||
self.checkSellStatus(tradeid)
|
||||
self.checkBuyStatus(tradeid)
|
||||
elif find_role(trade.sell) == 'initiator':
|
||||
print("You are the seller in this trade.")
|
||||
# role = 'seller'
|
||||
checkSellStatus(tradeid)
|
||||
self.checkSellStatus(tradeid)
|
||||
else:
|
||||
print("You are the buyer in this trade.")
|
||||
# role = 'buyer'
|
||||
checkBuyStatus(tradeid)
|
||||
self.checkBuyStatus(tradeid)
|
||||
|
||||
|
||||
def newtrade(tradeid, **kwargs):
|
||||
protocol = Protocol()
|
||||
def newtrade(self, tradeid, **kwargs):
|
||||
print("Creating new XCAT trade...")
|
||||
utils.erase_trade()
|
||||
|
||||
conf = kwargs['conf'] if 'conf' in kwargs else 'regtest'
|
||||
network = kwargs['network'] if 'network' in kwargs else 'regtest'
|
||||
|
||||
tradeid, trade = protocol.initialize_trade(
|
||||
tradeid,
|
||||
conf=conf,
|
||||
network=network)
|
||||
tradeid, trade = self.protocol.initialize_trade(tradeid, conf=conf, network=network)
|
||||
print("New trade created: {0}".format(trade))
|
||||
|
||||
trade = protocol.seller_init(tradeid, trade, network=network)
|
||||
print("\nUse 'xcat exporttrade [tradeid]' to export the trade and sent "
|
||||
"to the buyer.\n")
|
||||
trade, secret = self.protocol.seller_init(tradeid, trade, network=network)
|
||||
self.db.save_secret(tradeid, secret)
|
||||
print("\nGenerated a secret preimage to lock funds. This will only "
|
||||
"be stored locally: {0}".format(secret))
|
||||
print("\nUse 'xcat exporttrade [tradeid]' to export the trade and send to the buyer.\n")
|
||||
|
||||
save_state(trade, tradeid)
|
||||
self.db.create(trade, tradeid)
|
||||
return trade
|
||||
|
||||
|
||||
def listtrades():
|
||||
db = DB()
|
||||
def listtrades(self):
|
||||
print("Trades")
|
||||
trade_list = db.dump()
|
||||
trade_list = self.db.dump()
|
||||
for trade in trade_list:
|
||||
print("{0}: {1}".format(trade[0], trade[1]))
|
||||
|
||||
|
||||
def main():
|
||||
cli = CLI()
|
||||
parser = argparse.ArgumentParser(
|
||||
formatter_class=argparse.RawTextHelpFormatter,
|
||||
description=textwrap.dedent('''\
|
||||
|
@ -266,26 +243,15 @@ def main():
|
|||
findtrade "tradeid" - find a trade by the tradeid
|
||||
|
||||
'''))
|
||||
|
||||
parser.add_argument(
|
||||
"command", action="store", help="list commands")
|
||||
parser.add_argument(
|
||||
"arguments", action="store", nargs="*", help="add arguments")
|
||||
parser.add_argument(
|
||||
"-w", "--wormhole", action="store_true",
|
||||
help="Transfer trade data through magic-wormhole")
|
||||
parser.add_argument(
|
||||
"-c", "--conf", action="store",
|
||||
help="Use default trade data in conf file.")
|
||||
parser.add_argument(
|
||||
"-n", "--network", action="store",
|
||||
help=("Set network to regtest or mainnet. "
|
||||
"Defaults to testnet while in alpha."))
|
||||
# parser.add_argument(
|
||||
# "--daemon", "-d", action="store_true",
|
||||
# help="Run as daemon process")
|
||||
|
||||
parser.add_argument("command", action="store", help="list commands")
|
||||
parser.add_argument("arguments", action="store", nargs="*", help="add arguments")
|
||||
parser.add_argument("-d", "--debug", action="store_true", help="Enable debug mode. Defaults to false")
|
||||
parser.add_argument("-w", "--wormhole", action="store_true", help="Transfer trade data through magic-wormhole")
|
||||
parser.add_argument("-c", "--conf", action="store", help="Use trade data in conf file ('testnet' or 'regtest'), or pass trade data in on cli as json.")
|
||||
parser.add_argument("-n", "--network", action="store", help="Set network to regtest or mainnet. Defaults to testnet while in alpha.")
|
||||
# parser.add_argument("--daemon", "-d", action="store_true", help="Run as daemon process")
|
||||
args = parser.parse_args()
|
||||
print(args)
|
||||
|
||||
if hasattr(args, 'debug'):
|
||||
numeric_level = getattr(logging, 'DEBUG', None)
|
||||
|
@ -304,35 +270,35 @@ def main():
|
|||
|
||||
if command == 'importtrade':
|
||||
if args.wormhole:
|
||||
wormhole_importtrade()
|
||||
cli.wormhole_importtrade()
|
||||
else:
|
||||
if len(args.arguments) != 2:
|
||||
utils.throw("Usage: importtrade [tradeid] [hexstring]")
|
||||
tradeid = args.arguments[0]
|
||||
hexstr = args.arguments[1]
|
||||
importtrade(tradeid, hexstr)
|
||||
cli.importtrade(tradeid, hexstr)
|
||||
|
||||
elif command == 'exporttrade':
|
||||
if len(args.arguments) < 1:
|
||||
utils.throw("Usage: exporttrade [tradeid]")
|
||||
tradeid = args.arguments[0]
|
||||
exporttrade(tradeid, args.wormhole)
|
||||
cli.exporttrade(tradeid, args.wormhole)
|
||||
|
||||
elif command == "findtrade":
|
||||
if len(args.arguments) < 1:
|
||||
utils.throw("Usage: findtrade [tradeid]")
|
||||
print("Finding trade")
|
||||
key = args.arguments[0]
|
||||
findtrade(key)
|
||||
cli.findtrade(key)
|
||||
|
||||
elif command == 'checktrade':
|
||||
if len(args.arguments) < 1:
|
||||
utils.throw("Usage: checktrade [tradeid]")
|
||||
tradeid = args.arguments[0]
|
||||
checktrade(tradeid)
|
||||
cli.checktrade(tradeid)
|
||||
|
||||
elif command == 'listtrades':
|
||||
listtrades()
|
||||
cli.listtrades()
|
||||
|
||||
# TODO: function to tell if tradeid already exists for newtrade
|
||||
|
||||
|
@ -341,31 +307,27 @@ def main():
|
|||
utils.throw("Usage: newtrade [tradeid]")
|
||||
tradeid = args.arguments[0]
|
||||
if args.conf is None:
|
||||
newtrade(tradeid, network=NETWORK, conf='cli')
|
||||
conf = 'cli'
|
||||
else:
|
||||
newtrade(tradeid, network=NETWORK, conf=args.conf)
|
||||
conf = args.conf
|
||||
cli.newtrade(tradeid, network=NETWORK, conf=conf)
|
||||
|
||||
elif command == "daemon":
|
||||
# TODO: not implemented
|
||||
print("Run as daemon process")
|
||||
|
||||
# Ad hoc testing of workflow starts here
|
||||
|
||||
elif command == "step1":
|
||||
tradeid = args.arguments[0]
|
||||
checkSellStatus(tradeid)
|
||||
|
||||
cli.checkSellStatus(tradeid)
|
||||
elif command == "step2":
|
||||
tradeid = args.arguments[0]
|
||||
checkBuyStatus(tradeid)
|
||||
|
||||
cli.checkBuyStatus(tradeid)
|
||||
elif command == "step3":
|
||||
# protocol = Protocol()
|
||||
# protocol.generate(31)
|
||||
# cli.protocol.generate(31)
|
||||
tradeid = args.arguments[0]
|
||||
checkSellStatus(tradeid)
|
||||
|
||||
cli.checkSellStatus(tradeid)
|
||||
elif command == "step4":
|
||||
# generate(1)
|
||||
# cli.protocol.generate(1)
|
||||
tradeid = args.arguments[0]
|
||||
checkBuyStatus(tradeid)
|
||||
cli.checkBuyStatus(tradeid)
|
||||
|
|
|
@ -5,11 +5,9 @@ from xcat.xcatconf import ADDRS
|
|||
from xcat.trades import Contract, Trade
|
||||
from xcat.bitcoinRPC import bitcoinProxy
|
||||
from xcat.zcashRPC import zcashProxy
|
||||
from xcat.db import DB
|
||||
|
||||
import json
|
||||
|
||||
class Protocol():
|
||||
|
||||
def __init__(self):
|
||||
self.bitcoinRPC = bitcoinProxy()
|
||||
self.zcashRPC = zcashProxy()
|
||||
|
@ -186,6 +184,22 @@ class Protocol():
|
|||
"{0} {1}!".format(buy.amount, buy.currency))
|
||||
return txs
|
||||
|
||||
def seller_init(self, tradeid, trade, network):
|
||||
secret = utils.generate_password()
|
||||
hash_of_secret = utils.sha256(secret)
|
||||
# TODO: Implement locktimes and mock block passage of time
|
||||
sell_locktime = 20
|
||||
buy_locktime = 10 # Must be more than first tx
|
||||
print("Creating pay-to-script-hash for sell contract...")
|
||||
|
||||
# create the p2sh addrs
|
||||
self.create_sell_p2sh(trade, hash_of_secret, sell_locktime)
|
||||
self.create_buy_p2sh(trade, hash_of_secret, buy_locktime)
|
||||
|
||||
trade.commitment = utils.b2x(hash_of_secret)
|
||||
print("TRADE after seller init {0}".format(trade.toJSON()))
|
||||
return trade, secret
|
||||
|
||||
def initialize_trade(self, tradeid, **kwargs):
|
||||
trade = Trade()
|
||||
conf = kwargs['conf']
|
||||
|
@ -195,9 +209,16 @@ class Protocol():
|
|||
amounts = userInput.get_trade_amounts()
|
||||
print("AMOUNTS", amounts)
|
||||
else:
|
||||
init_addrs = ADDRS[conf]['initiator']
|
||||
fulfill_addrs = ADDRS[conf]['fulfiller']
|
||||
amounts = ADDRS[conf]['amounts']
|
||||
print("Conf in init trade", conf)
|
||||
if conf == 'testnet' or conf == 'regtest':
|
||||
# If json is not passed on cli, use ADDR obj from xcatconf.py
|
||||
conf = ADDRS[conf]
|
||||
else:
|
||||
# Allow for passing in multiple trades at a time
|
||||
conf = json.loads(conf)[0]
|
||||
init_addrs = conf['initiator']
|
||||
fulfill_addrs = conf['fulfiller']
|
||||
amounts = conf['amounts']
|
||||
|
||||
sell = amounts['sell']
|
||||
buy = amounts['buy']
|
||||
|
@ -214,24 +235,3 @@ class Protocol():
|
|||
print(trade.sell.__dict__)
|
||||
print(trade.buy.__dict__)
|
||||
return tradeid, trade
|
||||
|
||||
def seller_init(self, tradeid, trade, network):
|
||||
db = DB()
|
||||
secret = utils.generate_password()
|
||||
db.save_secret(tradeid, secret)
|
||||
print("\nGenerated a secret preimage to lock funds. This will only "
|
||||
"be stored locally: {0}".format(secret))
|
||||
|
||||
hash_of_secret = utils.sha256(secret)
|
||||
# TODO: Implement locktimes and mock block passage of time
|
||||
sell_locktime = 20
|
||||
buy_locktime = 10 # Must be more than first tx
|
||||
print("Creating pay-to-script-hash for sell contract...")
|
||||
|
||||
# create the p2sh addrs
|
||||
self.create_sell_p2sh(trade, hash_of_secret, sell_locktime)
|
||||
self.create_buy_p2sh(trade, hash_of_secret, buy_locktime)
|
||||
|
||||
trade.commitment = utils.b2x(hash_of_secret)
|
||||
print("TRADE after seller init {0}".format(trade.toJSON()))
|
||||
return trade
|
||||
|
|
|
@ -1,103 +0,0 @@
|
|||
import xcat.zcash
|
||||
import xcat.bitcoin
|
||||
from xcat import *
|
||||
|
||||
htlcTrade = Trade()
|
||||
print("Starting test of xcat...")
|
||||
|
||||
def get_initiator_addresses():
|
||||
return {'bitcoin': 'myfFr5twPYNwgeXyjCmGcrzXtCmfmWXKYp', 'zcash': 'tmFRXyju7ANM7A9mg75ZjyhFW1UJEhUPwfQ'}
|
||||
|
||||
def get_fulfiller_addresses():
|
||||
return {'bitcoin': 'mrQzUGU1dwsWRx5gsKKSDPNtrsP65vCA3Z', 'zcash': 'tmTjZSg4pX2Us6V5HttiwFZwj464fD2ZgpY'}
|
||||
|
||||
def initiate(trade):
|
||||
# Get amounts
|
||||
amounts = {"sell": {"currency": "bitcoin", "amount": "0.5"}, "buy": {"currency": "zcash", "amount": "1.12"}}
|
||||
sell = amounts['sell']
|
||||
buy = amounts['buy']
|
||||
sell_currency = sell['currency']
|
||||
buy_currency = buy['currency']
|
||||
# Get addresses
|
||||
init_addrs = get_initiator_addresses()
|
||||
sell['initiator'] = init_addrs[sell_currency]
|
||||
buy['initiator'] = init_addrs[buy_currency]
|
||||
fulfill_addrs = get_fulfiller_addresses()
|
||||
sell['fulfiller'] = fulfill_addrs[sell_currency]
|
||||
buy['fulfiller'] = fulfill_addrs[buy_currency]
|
||||
# initializing contract classes with addresses, currencies, and amounts
|
||||
trade.sell = Contract(sell)
|
||||
trade.buy = Contract(buy)
|
||||
print(trade.sell.__dict__)
|
||||
print(trade.buy.__dict__)
|
||||
|
||||
secret = generate_password()
|
||||
print("Generating secret to lock funds:", secret)
|
||||
save_secret(secret)
|
||||
# TODO: Implement locktimes and mock block passage of time
|
||||
sell_locktime = 2
|
||||
buy_locktime = 4 # Must be more than first tx
|
||||
|
||||
create_sell_p2sh(trade, secret, sell_locktime)
|
||||
txid = fund_sell_contract(trade)
|
||||
print("Sent")
|
||||
create_buy_p2sh(trade, secret, buy_locktime)
|
||||
|
||||
def fulfill(trade):
|
||||
buy = trade.buy
|
||||
sell = trade.sell
|
||||
buy_p2sh_balance = check_p2sh(buy.currency, buy.p2sh)
|
||||
sell_p2sh_balance = check_p2sh(sell.currency, sell.p2sh)
|
||||
|
||||
if buy_p2sh_balance == 0:
|
||||
print("Buy amt:", buy.amount)
|
||||
txid = fund_buy_contract(trade)
|
||||
print("Fund tx txid:", txid)
|
||||
else:
|
||||
raise ValueError("Sell p2sh not funded, buyer cannot redeem")
|
||||
|
||||
def redeem_one(trade):
|
||||
buy = trade.buy
|
||||
if trade.sell.get_status() == 'redeemed':
|
||||
raise RuntimeError("Sell contract status was already redeemed before seller could redeem buyer's tx")
|
||||
else:
|
||||
secret = get_secret()
|
||||
print("GETTING SECRET IN TEST:", secret)
|
||||
tx_type, txid = redeem_p2sh(trade.buy, secret)
|
||||
print("\nTX Type", tx_type)
|
||||
setattr(trade.buy, tx_type, txid)
|
||||
save(trade)
|
||||
print("You have redeemed {0} {1}!".format(buy.amount, buy.currency))
|
||||
|
||||
def redeem_two(trade):
|
||||
if trade.sell.get_status() == 'redeemed':
|
||||
raise RuntimeError("Sell contract was redeemed before buyer could retrieve funds")
|
||||
elif trade.buy.get_status() == 'refunded':
|
||||
print("buy was refunded to buyer")
|
||||
else:
|
||||
# Buy contract is where seller disclosed secret in redeeming
|
||||
if trade.buy.currency == 'bitcoin':
|
||||
secret = bXcat.parse_secret(trade.buy.redeem_tx)
|
||||
else:
|
||||
secret = zXcat.parse_secret(trade.buy.redeem_tx)
|
||||
print("Found secret in seller's redeem tx", secret)
|
||||
redeem_tx = redeem_p2sh(trade.sell, secret)
|
||||
setattr(trade.sell, 'redeem_tx', redeem_tx)
|
||||
save(trade)
|
||||
|
||||
def generate_blocks(num):
|
||||
bXcat.generate(num)
|
||||
zXcat.generate(num)
|
||||
|
||||
initiate(htlcTrade)
|
||||
fulfill(htlcTrade)
|
||||
|
||||
generate_blocks(6)
|
||||
|
||||
redeem_one(htlcTrade)
|
||||
redeem_two(htlcTrade)
|
||||
|
||||
# addr = CBitcoinAddress('tmFRXyju7ANM7A9mg75ZjyhFW1UJEhUPwfQ')
|
||||
# print(addr)
|
||||
# # print(b2x('tmFRXyju7ANM7A9mg75ZjyhFW1UJEhUPwfQ'))
|
||||
# print(b2x(addr))
|
|
@ -92,11 +92,6 @@ if not os.path.exists(tmp_dir):
|
|||
xcatjson = os.path.join(tmp_dir, 'xcat.json')
|
||||
|
||||
|
||||
def save_trade(trade):
|
||||
with open(xcatjson, 'w+') as outfile:
|
||||
json.dump(trade, outfile)
|
||||
|
||||
|
||||
def get_trade():
|
||||
with open(xcatjson) as data_file:
|
||||
xcatdb = json.load(data_file)
|
||||
|
@ -113,7 +108,7 @@ def erase_trade():
|
|||
except:
|
||||
pass
|
||||
|
||||
|
||||
# Dumping trade to json file for development and debugging
|
||||
def save(trade):
|
||||
# print("Saving trade")
|
||||
trade = {
|
||||
|
@ -123,6 +118,9 @@ def save(trade):
|
|||
}
|
||||
save_trade(trade)
|
||||
|
||||
def save_trade(trade):
|
||||
with open(xcatjson, 'w+') as outfile:
|
||||
json.dump(trade, outfile)
|
||||
|
||||
# Remove tmp files when trade is complete
|
||||
def cleanup(tradeid):
|
||||
|
|
|
@ -23,3 +23,8 @@ ADDRS = {
|
|||
"amounts": {'buy': {'currency': 'zcash', 'amount': 0.02}, 'sell': {'currency': 'bitcoin', 'amount': 0.01}}
|
||||
}
|
||||
}
|
||||
|
||||
NETWORK = 'testnet'
|
||||
|
||||
# Pass regtest trade data in on command line
|
||||
# '[{"initiator": {"bitcoin": "mvc56qCEVj6p57xZ5URNC3v7qbatudHQ9b", "zcash": "tmTF7LMLjvEsGdcepWPUsh4vgJNrKMWwEyc"}, "fulfiller": {"bitcoin": "moRt56gJQGDNK46Y6fYy2HbooKnQXrTGDN", "zcash": "tmK3rGzHDqa78MCwEicx9VcY9ZWX9gCF2nd"}, "amounts": {"buy": {"currency": "zcash", "amount": 0.02}, "sell": {"currency": "bitcoin", "amount": 0.01}}}]'
|
||||
|
|
|
@ -51,7 +51,8 @@ class zcashProxy():
|
|||
redeemerAddr = CBitcoinAddress(redeemer)
|
||||
if type(commitment) == str:
|
||||
commitment = x(commitment)
|
||||
# h = sha256(secret)
|
||||
else:
|
||||
raise ValueError("Commitment was not a string: {0}".format(commitment))
|
||||
blocknum = self.zcashd.getblockcount()
|
||||
print("Current blocknum on Zcash: ", blocknum)
|
||||
redeemblocknum = blocknum + locktime
|
||||
|
|
Loading…
Reference in New Issue