def single_sign_transaction(keystore: KeyStore, tx: Transaction):
data = tx.serialize_unsigned()
signature = keytool.ecdsa_sign(keystore.private_key, data)
r = b""
r = serialize.write_var_bytes(r, signature)
tx.programs[0].parameter = r
tx.hash()
return tx
def single_sign_transaction(input_private_key: str, tx: Transaction):
data = tx.serialize_unsigned()
signature = keytool.ecdsa_sign(bytes.fromhex(input_private_key), data)
r = b""
r = serialize.write_var_bytes(r, signature)
tx.programs[0].parameter = r
tx.hash()
return tx
def handle_tx_result(self, tx: Transaction, port=rpc.DEFAULT_PORT):
r = tx.serialize()
response = rpc.send_raw_transaction(r.hex(), port)
if isinstance(response, dict):
Logger.error("{} rpc response: {}".format(self.tag, response))
Logger.error("rpc send raw transaction failed")
return False
tx_hash = util.bytes_reverse(bytes.fromhex(tx.hash())).hex()
Logger.debug("{} tx hash : {}".format(self.tag, tx_hash))
Logger.debug("{} response: {}".format(self.tag, response))
return tx_hash
def create_abnormal_transaction(input_private_key: str, output_addresses: list, amount: int, rpc_port: int, attributes=None):
account = Account(input_private_key)
# check output
if output_addresses is None or len(output_addresses) == 0:
Logger.error("Invalid output addresses")
return None
# create outputs
outputs, total_amount = create_normal_outputs(
output_addresses=output_addresses,
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
if attributes is None:
attributes = list()
attribute = Attribute(
usage=Attribute.NONCE,
data=bytes("attributes".encode())
)
attributes.append(attribute)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.TRANSFER_ASSET
tx.payload = Payload(Payload.DEFAULT_VERSION)
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def create_vote_transaction(input_private_key: str, candidates_list: list, amount: int, rpc_port: int, vote_content):
# check output
if candidates_list is None or len(candidates_list) == 0:
Logger.error("Invalid output addresses")
return None
# candidates_bytes_list = list()
#
# for candidate in candidates_list:
# candidates_bytes_list.append(bytes.fromhex(candidate))
# create outputs
account = Account(input_private_key)
outputs = create_vote_output(account.address(), amount, vote_content)
# create inputs
total_amount = amount + util.TX_FEE
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)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.TRANSFER_ASSET
tx.payload = Payload(Payload.DEFAULT_VERSION)
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def create_activate_producer(keystore: KeyStore):
pub_key = keystore.public_key
pri_key = keystore.private_key
activate_producer = ProcessProducer(pub_key, pri_key)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.ACTIVATE_PRODUCER
tx.payload = activate_producer
tx.attributes = []
tx.inputs = []
tx.outputs = []
tx.programs = list()
tx.lock_time = 0
return tx
def create_active_transaction(node_private_key: str, node_public_key: str):
pub_key = bytes.fromhex(node_public_key)
pri_key = bytes.fromhex(node_private_key)
activate_producer = ProcessProducer(pub_key, pri_key)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.ACTIVATE_PRODUCER
tx.payload = activate_producer
tx.attributes = []
tx.inputs = []
tx.outputs = []
tx.programs = list()
tx.lock_time = 0
return tx
def create_transaction(keystore: KeyStore, output_addresses: list, amount: int, fee=10000, output_lock=0):
# check output
if output_addresses is None or len(output_addresses) == 0:
Logger.error("Invalid output addresses")
return None
# create outputs
outputs, total_amount = create_normal_outputs(
output_addresses=output_addresses,
amount=amount,
fee=fee,
output_lock=output_lock
)
# create inputs
inputs, change_outputs = create_normal_inputs(keystore.address, total_amount)
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 = keystore.sign_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)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.TRANSFER_ASSET
tx.payload = Payload(Payload.DEFAULT_VERSION)
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def handle_tx_result(self, tx: Transaction, port=rpc.DEFAULT_PORT):
# Logger.debug("{} {}".format(self.tag, tx))
r = tx.serialize()
response = rpc.send_raw_transaction(r.hex(), port)
if isinstance(response, dict):
Logger.error("{} rpc response: {}".format(self.tag, response))
Logger.error("rpc send raw transaction failed")
return False
# response return on success, response is tx hash, but we should reverse it at first
reverse_res = util.bytes_reverse(bytes.fromhex(response)).hex()
Logger.debug("{} tx hash : {}".format(self.tag, tx.hash()))
Logger.debug("{} response: {}".format(self.tag, reverse_res))
return tx.hash() == reverse_res
def create_cancel_transaction(owner_keystore: KeyStore):
# create inputs
fee = 10000
inputs, change_outputs = create_normal_inputs(owner_keystore.address, fee)
if inputs is None or change_outputs is None:
Logger.error("Create normal inputs failed")
return None
# create outputs
outputs = list()
outputs.extend(change_outputs)
# create program
programs = list()
redeem_script = owner_keystore.sign_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)
payload = ProcessProducer(owner_keystore.public_key, owner_keystore.private_key)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.CANCEL_PRODUCER
tx.payload_version = 0
tx.payload = payload
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def create_cr_redeem_transaction(payload: CRInfo, output_address: str, amount: int, rpc_port: int):
# create outputs
outputs, total_amount = create_normal_outputs(
output_addresses=[output_address],
amount=amount,
fee=util.TX_FEE,
output_lock=0
)
# create inputs
deposit_address = payload.get_deposit_address()
inputs, change_outputs = create_normal_inputs(deposit_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(payload.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)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.RETURN_CR_DEPOSIT_COIN
tx.payload_version = 0
tx.payload = Payload(Payload.DEFAULT_VERSION)
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def create_cr_cancel_transaction(input_private_key: str, payload: UnRegisterCR, rpc_port: int):
# create inputs
account = Account(input_private_key)
inputs, change_outputs = create_normal_inputs(account.address(), util.TX_FEE, rpc_port)
if inputs is None or change_outputs is None:
Logger.error("Create normal inputs failed")
return None
# create outputs
outputs = list()
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)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.UN_REGISTER_CR
tx.payload_version = 0
tx.payload = payload
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def create_crc_proposal_transaction(input_private_key: str, amount: int, payload: CRCProposal, rpc_port: int):
# create outputs
account = Account(input_private_key)
outputs, total_amount = create_normal_outputs(
output_addresses=[account.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)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.CRC_PROPOSAL
tx.payload_version = 0
tx.payload = payload
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def create_crc_proposal_withdraw_transaction(input_address: str, amount: int, payload: CRCProposalWithdraw,
rpc_port: int, output_address: str):
# create outputs
outputs, total_amount = create_normal_outputs(
output_addresses=[output_address],
amount=amount,
fee=util.TX_FEE,
output_lock=0
)
# create inputs
inputs, change_outputs = create_normal_inputs(input_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()
# create attributes
attributes = list()
attribute = Attribute(
usage=Attribute.NONCE,
data=bytes("attributes".encode())
)
attributes.append(attribute)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.CRC_PROPOSAL_WITHDRAW
tx.payload_version = 0
tx.payload = payload
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def create_cross_chain_transaction_by_utxo(input_private_key: str, lock_address: str, cross_chain_address: str, amount: int,
recharge: bool, utxos: list):
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_by_utxo(
account.address(), total_amount, utxos)
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 - 10000]
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 create_redeem_transaction(keystore: KeyStore, amount: int):
# create outputs
outputs, total_amount = create_normal_outputs(
output_addresses=[keystore.address],
amount=amount,
fee=10000,
output_lock=0
)
# create inputs
deposit_address = keytool.gen_deposit_address(keystore.program_hash)
inputs, change_outputs = create_normal_inputs(deposit_address, total_amount)
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 = keystore.sign_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)
tx = Transaction()
tx.version = Transaction.TX_VERSION_09
tx.tx_type = Transaction.RETURN_DEPOSIT_CHAIN
tx.payload_version = 0
tx.payload = Payload(Payload.DEFAULT_VERSION)
tx.attributes = attributes
tx.inputs = inputs
tx.outputs = outputs
tx.lock_time = 0
tx.programs = programs
return tx
def create_cross_chain_asset(keystore: KeyStore, lock_address: str, cross_chain_address: str, amount: int, 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
# create outputs:
outputs, total_amount = create_normal_outputs(
output_addresses=[lock_address],
amount=amount,
fee=10000,
output_lock=0
)
# create inputs:
inputs, change_outputs = create_normal_inputs(keystore.address(), total_amount, 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 = keystore.sign_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 - 10000]
tx = Transaction()
if port == rpc.DEFAULT_PORT:
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