def create_cross_chain_asset(input_private_key: str, lock_address: str,
cross_chain_address: str, amount: int,
recharge: bool, rpc_port: int):
if lock_address is None or lock_address is "":
Logger.error("Invalid lock address")
return None
if cross_chain_address is None or cross_chain_address is "":
Logger.error("Invalid cross chain address")
return None
account = Account(input_private_key)
# create outputs:
outputs, total_amount = create_normal_outputs(
output_addresses=[lock_address],
amount=amount,
fee=util.TX_FEE,
output_lock=0)
# create inputs:
inputs, change_outputs = create_normal_inputs(account.address(),
total_amount, rpc_port)
if inputs is None or change_outputs is None:
Logger.error("Create normal inputs failed")
return None
outputs.extend(change_outputs)
# create program
programs = list()
redeem_script = bytes.fromhex(account.redeem_script())
program = Program(code=redeem_script, params=None)
programs.append(program)
# create attributes
attributes = list()
attribute = Attribute(usage=Attribute.NONCE,
data=bytes("attributes".encode()))
attributes.append(attribute)
cross_chain_asset = TransferCrossChainAsset()
cross_chain_asset.cross_chain_addresses = [cross_chain_address]
cross_chain_asset.output_indexes = [0]
cross_chain_asset.cross_chain_amounts = [amount - util.TX_FEE]
tx = Transaction()
if recharge:
tx.version = Transaction.TX_VERSION_09
else:
tx.version = Transaction.TX_VERSION_DEFAULT
Logger.debug("transaction version {}".format(tx.version))
tx.tx_type = Transaction.TRANSFER_CROSS_CHAIN_ASSET
tx.payload = cross_chain_asset
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def _producer_info(self, owner_private_key: str, node_private_key: str,
nick_name: str, url: str, location: int,
net_address: str):
info = ProducerInfo(owner_private_key=owner_private_key,
node_private_key=node_private_key,
nickname=nick_name,
url=url,
location=location,
net_address=net_address)
Logger.debug("generate register producer{} payload".format(nick_name))
return info
def save_to_file(self, dest_dir_path: str):
if not self._valid:
Logger.error("Invalid keystore!")
return False
if dest_dir_path is "":
Logger.debug("Invalid parameter!")
return False
if not os.path.exists(dest_dir_path):
os.makedirs(dest_dir_path)
file_path = os.path.join(dest_dir_path, "keystore.dat")
util.write_config_file(self.key_store_dict(), file_path)
return True