def cmd_mkwitness(args):
tx = None
if args.tx is not None:
serialized_tx = args.tx
tx = CTransaction.deserialize(serialized_tx)
else:
tx = args.proxy.getrawtransaction(args.txid)
txproof = TxProof(tx=tx)
for seal_fd in args.seal_fds:
seal = BitcoinSingleUseSeal.deserialize(seal_fd.read())
txinproof = None
txoutproof = None
for i, txin in enumerate(txproof.tx.vin):
if txin.prevout == seal.outpoint:
txinproof = TxInProof(i=i, txproof=txproof)
txoutproof = TxOutProof(i=0, txproof=txproof)
break
else:
args.parser.error("Seal '%s' not closed by this transaction" % seal_fd.name)
witness = BitcoinSealWitness(seal=seal, txinproof=txinproof, txoutproof=txoutproof)
witness_filename = seal_fd.name + '.witness'
logging.info("Creating witness file '%s'" % witness_filename)
with open(seal_fd.name + '.witness', 'xb') as witness_fd:
witness_fd.write(witness.serialize())
def cmd_mkclosetx(args):
seals = collections.OrderedDict()
for seal_fd in args.seal_fds:
seal = BitcoinSingleUseSeal.deserialize(seal_fd.read())
if seal in seals:
args.parser.error("Duplicate seal: '%s' duplicates '%s'" % \
(seal_fd.name, seals[seal].name))
seals[seal] = seal_fd
logging.debug('Closing seal %s on outpoint %s:%d' % \
(b2x(seal.hash), b2lx(seal.outpoint.hash), seal.outpoint.n))
seals = seals.keys()
close_tx = make_close_seal_tx_template(args.digest, *seals, meth=args.meth)
print(b2x(close_tx.serialize()))
def cmd_mkseal(args):
btc_seal = BitcoinSingleUseSeal(outpoint=args.outpoint)
args.seal_fd.write(btc_seal.serialize())
def cmd_sealinfo(args):
seal = BitcoinSingleUseSeal.deserialize(args.seal_fd.read())
print('Hash:\t\t%s' % b2x(seal.hash))
print('OutPoint:\t%s:%d' % (b2lx(seal.outpoint.hash), seal.outpoint.n))