def create_transactions(self, wallet, revocation_address,
issuing_transaction_cost, split_input_trxs):
# finish tree
self.tree.make_tree()
op_return_value = unhexlify(self.tree.get_merkle_root())
unspent_outputs = wallet.get_unspent_outputs(self.issuing_address)
last_output = unspent_outputs[-1]
txouts = self.build_txouts(issuing_transaction_cost)
txouts = txouts + [
trx_utils.create_transaction_output(
revocation_address, issuing_transaction_cost.min_per_output)
]
tx = trx_utils.create_trx(op_return_value, issuing_transaction_cost,
self.issuing_address, txouts, last_output)
unsigned_tx_file_name = convert_file_name(
self.config.unsigned_txs_file_pattern, self.batch_id)
unsent_tx_file_name = convert_file_name(
self.config.signed_txs_file_pattern, self.batch_id)
sent_tx_file_name = convert_file_name(
self.config.sent_txs_file_pattern, self.batch_id)
td = TransactionData(uid=self.batch_id,
tx=tx,
tx_input=last_output,
op_return_value=hexlify(op_return_value),
unsigned_tx_file_name=unsigned_tx_file_name,
signed_tx_file_name=unsent_tx_file_name,
sent_tx_file_name=sent_tx_file_name)
return [td]
def test_create_trx(self):
cost = TransactionCosts(0.0001, 0.0000275, 3)
tx_input = Spendable(200, '18eKkAWyU9kvRNHPKxnZb6wwtPMrNmRRRA',
h2b('8443b07464c762d7fb404ea918a5ac9b3618d5cd6a0c5ea6e4dd5d7bbe28b154'), 0)
tx_outs = [trx_utils.create_transaction_output('mgAqW5ZCnEp7fjvpj8RUL3WxsBy8rcDcCi', 0.0000275)]
tx = trx_utils.create_trx('TEST'.encode('utf-8'), cost, 'mgAqW5ZCnEp7fjvpj8RUL3WxsBy8rcDcCi', tx_outs, tx_input)
hextx = hexlify(tx.serialize())
self.assertEquals(hextx,
'01000000018443b07464c762d7fb404ea918a5ac9b3618d5cd6a0c5ea6e4dd5d7bbe28b1540000000000ffffffff0300000000000000001976a914072a22e5913cd939904c46bbd0bc56755543384b88acc5000000000000001976a914072a22e5913cd939904c46bbd0bc56755543384b88ac0000000000000000066a045445535400000000')
def test_verify_transaction(self):
cost = TransactionCosts(0.0001, 0.0000275, 3)
tx_input = Spendable(200, '18eKkAWyU9kvRNHPKxnZb6wwtPMrNmRRRA',
h2b('8443b07464c762d7fb404ea918a5ac9b3618d5cd6a0c5ea6e4dd5d7bbe28b154'), 0)
tx_outs = [trx_utils.create_transaction_output('mgAqW5ZCnEp7fjvpj8RUL3WxsBy8rcDcCi', 0.0000275)]
op_return_val = h2b('e9cee71ab932fde863338d08be4de9dfe39ea049bdafb342ce659ec5450b69ae')
tx = trx_utils.create_trx(op_return_val, cost, 'mgAqW5ZCnEp7fjvpj8RUL3WxsBy8rcDcCi', tx_outs, tx_input)
hextx = hexlify(tx.serialize())
trx_utils.verify_transaction(hextx, hexlify(op_return_val))
def create_transactions(self, revocation_address,
issuing_transaction_cost):
"""
Create the batch Bitcoin transaction
:param revocation_address:
:param issuing_transaction_cost:
:return:
"""
self.tree.make_tree()
spendables = get_unspent_outputs(self.issuing_address)
if not spendables:
error_message = 'No money to spend at address {}'.format(
self.issuing_address)
logging.error(error_message)
raise InsufficientFundsError(error_message)
last_input = spendables[-1]
op_return_value = unhexlify(self.tree.get_merkle_root())
tx_outs = self.build_recipient_tx_outs()
tx_outs.append(
trx_utils.create_transaction_output(
revocation_address, issuing_transaction_cost.min_per_output))
transaction = trx_utils.create_trx(op_return_value,
issuing_transaction_cost,
self.issuing_address, tx_outs,
last_input)
unsigned_tx_file_name = convert_file_name(
self.config.unsigned_txs_file_pattern, self.batch_id)
unsent_tx_file_name = convert_file_name(
self.config.signed_txs_file_pattern, self.batch_id)
sent_tx_file_name = convert_file_name(
self.config.sent_txs_file_pattern, self.batch_id)
transaction_data = TransactionData(
uid=self.batch_id,
tx=transaction,
tx_input=last_input,
op_return_value=hexlify(op_return_value),
unsigned_tx_file_name=unsigned_tx_file_name,
signed_tx_file_name=unsent_tx_file_name,
sent_tx_file_name=sent_tx_file_name)
return [transaction_data]
