def __init__(self, web3, old_currency_network_address: str,
new_currency_network_address: str):
old_network_interface = get_contract_interface("CurrencyNetwork")
self.old_network = web3.eth.contract(
address=old_currency_network_address,
abi=old_network_interface["abi"])
new_network_interface = get_contract_interface(
"CurrencyNetworkOwnable")
self.new_network = web3.eth.contract(
address=new_currency_network_address,
abi=new_network_interface["abi"])
self.users = set(self.old_network.functions.getUsers().call())
click.secho(
f"Found {len(self.users)} users in the old currency network",
fg="blue")
def deploy_and_migrate_networks_from_file(
*,
web3,
beacon_address: str,
owner_address: str,
addresses_file_path: str,
private_key: bytes = None,
transaction_options: Dict = None,
):
"""Deploy new owned currency network proxies and migrate old networks to it"""
if transaction_options is None:
transaction_options = {}
verify_owner_not_deployer(web3, owner_address, private_key)
currency_network_interface = get_contract_interface("CurrencyNetwork")
for old_address in read_addresses_in_csv(addresses_file_path):
old_network = web3.eth.contract(abi=currency_network_interface["abi"],
address=old_address)
deploy_and_migrate_network(
web3=web3,
beacon_address=beacon_address,
owner_address=owner_address,
old_network=old_network,
private_key=private_key,
transaction_options=transaction_options,
)
def deploy_currency_network_proxy(
*,
web3,
network_settings: NetworkSettings,
exchange_address=None,
authorized_addresses=None,
beacon_address,
owner_address,
private_key: bytes = None,
transaction_options: Dict = None,
):
verify_owner_not_deployer(web3, owner_address, private_key)
if transaction_options is None:
transaction_options = {}
proxy = deploy(
"AdministrativeProxy",
web3=web3,
transaction_options=transaction_options,
private_key=private_key,
constructor_args=(beacon_address, ""),
)
increase_transaction_options_nonce(transaction_options)
change_owner = proxy.functions.changeAdmin(owner_address)
wait_for_successful_function_call(
change_owner,
web3=web3,
transaction_options=transaction_options,
private_key=private_key,
)
increase_transaction_options_nonce(transaction_options)
assert proxy.functions.admin().call({"from":
owner_address}) == owner_address
interface = get_contract_interface("CurrencyNetwork")
proxied_currency_network = web3.eth.contract(
abi=interface["abi"],
address=proxy.address,
bytecode=interface["bytecode"])
init_currency_network(
web3=web3,
network_settings=network_settings,
currency_network=proxied_currency_network,
exchange_address=exchange_address,
authorized_addresses=authorized_addresses,
transaction_options=transaction_options,
private_key=private_key,
)
increase_transaction_options_nonce(transaction_options)
return proxied_currency_network
def remove_owner_of_network(*, web3, transaction_options, private_key,
currency_network_address: str):
network_interface = get_contract_interface("CurrencyNetworkOwnable")
network = web3.eth.contract(address=currency_network_address,
abi=network_interface["abi"])
function_call = network.functions.removeOwner()
wait_for_successful_function_call(
function_call,
web3=web3,
transaction_options=transaction_options,
private_key=private_key,
)
def deploy_and_migrate_networks_from_file(
*,
web3,
beacon_address: str,
owner_address: str,
addresses_file_path: str,
private_key: bytes = None,
transaction_options: Dict = None,
output_file_path: str,
):
"""Deploy new owned currency network proxies and migrate old networks to it"""
if transaction_options is None:
transaction_options = {}
verify_owner_not_deployer(web3, owner_address, private_key)
currency_network_interface = get_contract_interface("CurrencyNetwork")
network_addresses_mapping = {}
for old_address in read_addresses_in_csv(addresses_file_path):
old_network = web3.eth.contract(abi=currency_network_interface["abi"],
address=old_address)
new_network = deploy_and_migrate_network(
web3=web3,
beacon_address=beacon_address,
owner_address=owner_address,
old_network=old_network,
private_key=private_key,
transaction_options=transaction_options,
)
network_addresses_mapping[old_network.address] = new_network.address
with open(output_file_path, "w") as file:
json.dump(network_addresses_mapping, file)
click.secho("Wrote mapping {old_address: new_address} to " +
output_file_path,
fg="blue")