def get_logs(self, block_number: BlockNumber) -> Tuple[DepositLog, ...]:
block_hash = block_number.to_bytes(32, byteorder='big')
if block_number == self.start_block_number:
logs = (
DepositLog(
block_hash=Hash32(block_hash),
pubkey=deposit.pubkey,
withdrawal_credentials=deposit.withdrawal_credentials,
signature=deposit.signature,
amount=deposit.amount,
)
for deposit in self.deposits
)
return tuple(logs)
else:
logs = (
DepositLog(
block_hash=Hash32(block_hash),
pubkey=BLSPubkey(b'\x12' * 48),
withdrawal_credentials=Hash32(b'\x23' * 32),
signature=BLSSignature(b'\x34' * 96),
amount=Gwei(32 * GWEI_PER_ETH),
)
for _ in range(self.num_deposits_per_block)
)
return tuple(logs)
def get_logs(self, block_number: BlockNumber) -> Tuple[DepositLog, ...]:
block_hash = block_number.to_bytes(32, byteorder="big")
logs: Tuple[DepositLog, ...] = tuple()
if block_number < self.start_block_number:
return logs
elif block_number == self.start_block_number:
logs = tuple(
DepositLog(
block_hash=Hash32(block_hash),
pubkey=deposit.pubkey,
withdrawal_credentials=deposit.withdrawal_credentials,
signature=deposit.signature,
amount=deposit.amount,
) for deposit in self.deposits)
return logs
else:
amount: Gwei = Gwei(32 * GWEI_PER_ETH)
for seed in range(self.num_deposits_per_block):
# Multiply `block_number` by 10 to shift it one digit to the left so
# the input to the function is generated deterministically but does not
# conflict with blocks in the future.
pubkey, privkey = mk_key_pair_from_seed_index(block_number *
10 + seed)
withdrawal_credentials = Hash32(b'\x12' * 32)
deposit_data_message = DepositMessage.create(
pubkey=pubkey,
withdrawal_credentials=withdrawal_credentials,
amount=amount,
)
signature = sign_proof_of_possession(
deposit_message=deposit_data_message,
privkey=privkey,
)
logs = logs + (DepositLog(
block_hash=Hash32(block_hash),
pubkey=pubkey,
withdrawal_credentials=withdrawal_credentials,
signature=signature,
amount=amount,
), )
return logs
