def add(self, sender, receiver_address, nonce, value, data, gas_price, gas_limit):
plain = PlainTransaction()
plain.nonce = int(nonce)
plain.value = str(value)
plain.sender = sender.address.bech32()
plain.receiver = receiver_address
plain.gasPrice = gas_price
plain.gasLimit = gas_limit
plain.data = data
payload = TransactionPayloadToSign(plain)
signature = signing.sign_transaction(payload, sender.pem_file)
prepared = PreparedTransaction(plain, signature)
self.transactions.append(prepared)
def send_one_tx(proxy, sender, receiver_address):
plain = PlainTransaction()
plain.nonce = sender.nonce
plain.value = "20000000000000000" # 0.02 ERD
plain.sender = sender.address.bech32()
plain.receiver = receiver_address
plain.gasPrice = 200000000000
plain.gasLimit = 50000
plain.data = ""
payload = TransactionPayloadToSign(plain)
signature = signing.sign_transaction(payload, sender.pem_file)
prepared = PreparedTransaction(plain, signature)
prepared.send(proxy)
global counter
counter += 1
print(f"Sent transaction #{counter}, with nonce = {plain.nonce}.")
def do_prepare_transaction(args):
# "sender" taken from the PEM file
sender_bytes = pem.get_pubkey(args.pem)
sender_bech32 = Address(sender_bytes).bech32()
plain = PlainTransaction()
plain.nonce = int(args.nonce)
plain.value = args.value
plain.sender = sender_bech32
plain.receiver = args.receiver
plain.gasPrice = int(args.gas_price)
plain.gasLimit = int(args.gas_limit)
plain.data = args.data
payload = TransactionPayloadToSign(plain)
signature = signing.sign_transaction(payload, args.pem)
prepared = PreparedTransaction(plain, signature)
return prepared
def send_one_tx(proxy: ElrondProxy, sender: Account, receiver_address: str):
tx = Transaction()
tx.nonce = sender.nonce
tx.value = "20000000000000000" # 0.02 ERD
tx.sender = sender.address.bech32()
tx.receiver = receiver_address
tx.gasPrice = 1000000000
tx.gasLimit = 50000
tx.data = ""
tx.chainID = config.get_chain_id()
tx.version = config.get_tx_version()
tx.signature = signing.sign_transaction(tx, sender)
tx.send(proxy)
global counter
counter += 1
print(f"Sent transaction #{counter}, with nonce = {tx.nonce}.")
def prepare_execute_transaction(self, caller, function, arguments,
gas_price, gas_limit, value):
arguments = arguments or []
gas_price = int(gas_price or config.DEFAULT_GAS_PRICE)
gas_limit = int(gas_limit)
value = str(value or "0")
plain = PlainTransaction()
plain.nonce = caller.nonce
plain.value = value
plain.sender = caller.address.bech32()
plain.receiver = self.address.bech32()
plain.gasPrice = gas_price
plain.gasLimit = gas_limit
plain.data = self.prepare_execute_transaction_data(function, arguments)
payload = TransactionPayloadToSign(plain)
signature = signing.sign_transaction(payload, caller.pem_file)
prepared = PreparedTransaction(plain, signature)
return prepared
def prepare_deploy_transaction(self, owner, arguments, gas_price,
gas_limit, value):
arguments = arguments or []
gas_price = int(gas_price or config.DEFAULT_GAS_PRICE)
gas_limit = int(gas_limit or config.DEFAULT_GAS_LIMIT)
value = str(value or "0")
plain = PlainTransaction()
plain.nonce = owner.nonce
plain.value = value
plain.sender = owner.address.bech32()
plain.receiver = Address.zero().bech32()
plain.gasPrice = gas_price
plain.gasLimit = gas_limit
plain.data = self.prepare_deploy_transaction_data(arguments)
payload = TransactionPayloadToSign(plain)
signature = signing.sign_transaction(payload, owner.pem_file)
prepared = PreparedTransaction(plain, signature)
return prepared
def sign(self, account: Account):
self.signature = signing.sign_transaction(self, account)