def __init__(self, *, mnemonic: str, index: int, amount: int):
self.signing_key_path = 'm/12381/3600/%s/0' % index
self.signing_sk = mnemonic_and_path_to_key(mnemonic=mnemonic,
path=self.signing_key_path)
self.withdrawal_sk = mnemonic_and_path_to_key(
mnemonic=mnemonic, path=self.signing_key_path + '/0')
self.amount = amount
def __init__(self, *, mnemonic: str, mnemonic_password: str, index: int,
amount: int, chain_setting: BaseChainSetting,
withdrawal_pk: str, withdrawal_credentials: str):
# Set path as EIP-2334 format
# https://eips.ethereum.org/EIPS/eip-2334
purpose = '12381'
coin_type = '3600'
account = str(index)
withdrawal_key_path = f'm/{purpose}/{coin_type}/{account}/0'
self.signing_key_path = f'{withdrawal_key_path}/0'
if withdrawal_pk and withdrawal_credentials:
raise ValidationError(
"Simultaneous use of withdrawal_credentials and withdrawal_pk is incompatible. Use only one of them."
)
if withdrawal_pk:
self.custom_withdrawal_pk = validate_withdrawal_pk(
withdrawal_pk=withdrawal_pk)
else:
self.custom_withdrawal_pk = None
if withdrawal_credentials:
self.custom_withdrawal_credentials = validate_withdrawal_credentials(
withdrawal_credentials=withdrawal_credentials)
else:
self.custom_withdrawal_credentials = None
self.withdrawal_sk = mnemonic_and_path_to_key(
mnemonic=mnemonic,
path=withdrawal_key_path,
password=mnemonic_password)
self.signing_sk = mnemonic_and_path_to_key(mnemonic=mnemonic,
path=self.signing_key_path,
password=mnemonic_password)
self.amount = amount
self.chain_setting = chain_setting
def test_mnemonic_and_path_to_key(test_vector) -> None:
mnemonic = test_vector['mnemonic']
password = test_vector['password']
path = test_vector['path']
key = test_vector['child_SK']
assert mnemonic_and_path_to_key(mnemonic=mnemonic,
path=path,
password=password) == key
def __init__(self, *, mnemonic: str, mnemonic_password: str, index: int,
amount: int, chain_setting: BaseChainSetting):
# Set path as EIP-2334 format
# https://eips.ethereum.org/EIPS/eip-2334
purpose = '12381'
coin_type = '3600'
account = str(index)
withdrawal_key_path = f'm/{purpose}/{coin_type}/{account}/0'
self.signing_key_path = f'{withdrawal_key_path}/0'
self.withdrawal_sk = mnemonic_and_path_to_key(
mnemonic=mnemonic,
path=withdrawal_key_path,
password=mnemonic_password)
self.signing_sk = mnemonic_and_path_to_key(mnemonic=mnemonic,
path=self.signing_key_path,
password=mnemonic_password)
self.amount = amount
self.chain_setting = chain_setting
def __init__(self, *, mnemonic: str, index: int, amount: int,
fork_version: bytes):
# Set path as EIP-2334 format
# https://eips.ethereum.org/EIPS/eip-2334
purpose = '12381'
coin_type = '3600'
account = str(index)
withdrawal_key_path = f'm/{purpose}/{coin_type}/{account}/0'
self.signing_key_path = f'{withdrawal_key_path}/0'
# Do NOT use password for seed generation.
self.withdrawal_sk = mnemonic_and_path_to_key(mnemonic=mnemonic,
path=withdrawal_key_path,
password='')
self.signing_sk = mnemonic_and_path_to_key(mnemonic=mnemonic,
path=self.signing_key_path,
password='')
self.amount = amount
self.fork_version = fork_version
