def signup(username, password) -> Tuple[Enterprise, Signer_Impl]:
try:
signer = create_account(username, password)
enterprise = Enterprise(username=username, password=password)
contract_addr = deploy_contract("Enterprise", signer=signer)
enterprise.contract_addr = contract_addr
enterprise.account_addr = str(signer.keypair.address)
enterprise.account_pub = str(signer.keypair.public_key)
enterprise.account_priv = str(signer.keypair.private_key)
privkey, pubkey = gen_rsakey()
enterprise.envelope_pub = pubkey
enterprise.envelope_priv = privkey
managementAddr = db.session.query(Contracts).filter(
Contracts.name == "Management").first().addr
call_contract(managementAddr,
"Management",
"addEnterprise",
args=[
username,
to_checksum_address(enterprise.account_addr),
to_checksum_address(enterprise.contract_addr),
enterprise.envelope_pub, ""
])
db.session.add(enterprise)
db.session.commit()
except Exception:
traceback.print_exc()
db.session.rollback()
return None, None
return enterprise, signer
def _handle_pooltogether(normalized_balance: FVal,
token_name: str) -> Optional[DefiBalance]:
"""Special handling for pooltogether
https://github.com/rotki/rotki/issues/1429
"""
if 'DAI' in token_name:
dai_price = Inquirer.find_usd_price(A_DAI)
return DefiBalance(
token_address=to_checksum_address(
'0x49d716DFe60b37379010A75329ae09428f17118d'),
token_name='Pool Together DAI token',
token_symbol='plDAI',
balance=Balance(
amount=normalized_balance,
usd_value=normalized_balance * dai_price,
),
)
if 'USDC' in token_name:
usdc_price = Inquirer.find_usd_price(A_USDC)
return DefiBalance(
token_address=to_checksum_address(
'0xBD87447F48ad729C5c4b8bcb503e1395F62e8B98'),
token_name='Pool Together USDC token',
token_symbol='plUSDC',
balance=Balance(
amount=normalized_balance,
usd_value=normalized_balance * usdc_price,
),
)
# else
return None
def _ens_lookup(self, web3: Optional[Web3],
name: str) -> Optional[ChecksumEthAddress]:
"""Performs an ENS lookup and returns address if found else None
May raise:
- RemoteError if Etherscan is used and there is a problem querying it or
parsing its response
"""
if web3 is not None:
return web3.ens.resolve(name)
# else we gotta manually query contracts via etherscan
normal_name = normalize_name(name)
resolver_addr = self._call_contract_etherscan(
ENS_MAINNET_ADDR,
abi=ENS_ABI,
method_name='resolver',
arguments=[normal_name_to_hash(normal_name)],
)
if is_none_or_zero_address(resolver_addr):
return None
address = self._call_contract_etherscan(
to_checksum_address(resolver_addr),
abi=ENS_RESOLVER_ABI,
method_name='addr',
arguments=[normal_name_to_hash(normal_name)],
)
if is_none_or_zero_address(address):
return None
return to_checksum_address(address)
def deserialize_transaction_from_etherscan(
data: Dict[str, Any],
internal: bool,
) -> EthereumTransaction:
"""Reads dict data of a transaction from etherscan and deserializes it
Can raise DeserializationError if something is wrong
"""
try:
# internal tx list contains no gasprice
gas_price = -1 if internal else read_integer(data, 'gasPrice')
tx_hash = read_hash(data, 'hash')
input_data = read_hash(data, 'input')
timestamp = deserialize_timestamp(data['timeStamp'])
block_number = read_integer(data, 'blockNumber')
nonce = -1 if internal else read_integer(data, 'nonce')
return EthereumTransaction(
timestamp=timestamp,
block_number=block_number,
tx_hash=tx_hash,
from_address=to_checksum_address(data['from']),
to_address=to_checksum_address(data['to']) if data['to'] != '' else None,
value=read_integer(data, 'value'),
gas=read_integer(data, 'gas'),
gas_price=gas_price,
gas_used=read_integer(data, 'gasUsed'),
input_data=input_data,
nonce=nonce,
)
except KeyError as e:
raise DeserializationError(f'Etherscan ethereum transaction missing expected key {str(e)}')
def pairs_and_token_details_from_graph() -> Dict[str, Any]:
"""Detect the uniswap v2 pool tokens by using the subgraph"""
step = 1000
querystr = """
pairs(first:$first, skip: $skip) {
id
token0{
id
symbol
name
decimals
}
token1{
id
symbol
name
decimals
}
}
}
"""
param_types = {'$first': 'Int!', '$skip': 'Int!'}
param_values = {'first': step, 'skip': 0}
graph = Graph('https://api.thegraph.com/subgraphs/name/uniswap/uniswap-v2')
contracts = []
total_pairs_num = 0
while True:
print(
f'Querying graph pairs batch {param_values["skip"]} - {param_values["skip"] + step}'
)
result = graph.query(querystr,
param_types=param_types,
param_values=param_values)
for entry in result['pairs']:
contracts.append({
'address': to_checksum_address(entry['id']),
'token0': {
'address': to_checksum_address(entry['token0']['id']),
'name': entry['token0']['name'],
'symbol': entry['token0']['symbol'],
'decimals': int(entry['token0']['decimals']),
},
'token1': {
'address': to_checksum_address(entry['token1']['id']),
'name': entry['token1']['name'],
'symbol': entry['token1']['symbol'],
'decimals': int(entry['token1']['decimals']),
},
})
pairs_num = len(result['pairs'])
total_pairs_num += pairs_num
if pairs_num < step:
break
param_values['skip'] = total_pairs_num
return contracts
def _ens_lookup(
self,
web3: Optional[Web3],
name: str,
blockchain: SupportedBlockchain = SupportedBlockchain.ETHEREUM,
) -> Optional[Union[ChecksumEthAddress, HexStr]]:
"""Performs an ENS lookup and returns address if found else None
TODO: currently web3.py 5.15.0 does not support multichain ENS domains
(EIP-2304), therefore requesting a non-Ethereum address won't use the
web3 ens library and will require to extend the library resolver ABI.
An issue in their repo (#1839) reporting the lack of support has been
created. This function will require refactoring once they include
support for EIP-2304.
https://github.com/ethereum/web3.py/issues/1839
May raise:
- RemoteError if Etherscan is used and there is a problem querying it or
parsing its response
"""
normal_name = normalize_name(name)
resolver_addr = self._call_contract(
web3=web3,
contract_address=ENS_MAINNET_ADDR,
abi=ENS_ABI,
method_name='resolver',
arguments=[normal_name_to_hash(normal_name)],
)
if is_none_or_zero_address(resolver_addr):
return None
ens_resolver_abi = ENS_RESOLVER_ABI.copy()
arguments = [normal_name_to_hash(normal_name)]
if blockchain != SupportedBlockchain.ETHEREUM:
ens_resolver_abi.extend(ENS_RESOLVER_ABI_MULTICHAIN_ADDRESS)
arguments.append(blockchain.ens_coin_type())
address = self._call_contract(
web3=web3,
contract_address=to_checksum_address(resolver_addr),
abi=ens_resolver_abi,
method_name='addr',
arguments=arguments,
)
if is_none_or_zero_address(address):
return None
if blockchain != SupportedBlockchain.ETHEREUM:
return HexStr(address.hex())
return to_checksum_address(address)
def _run(self):
self.running = True
pfs_url = get_random_pfs(
service_registry=self.service_registry,
block_identifier=BLOCK_ID_LATEST,
pathfinding_max_fee=math.inf,
)
if pfs_url is None:
self.running = False
log.warning(
"Could not get a PFS from ServiceRegistry %s. Disabling presence monitoring.",
to_checksum_address(self.service_registry.address),
)
return
log.info("Presence service started, PFS: %s", pfs_url)
log.info("Presence polling interval: %ss", self.poll_interval)
while self.running:
try:
response = requests.get(f"{pfs_url}/api/v1/online_addresses")
response.raise_for_status()
self.update_presence(response.json())
gevent.sleep(self.poll_interval)
except (ConnectionError, HTTPError, Timeout):
log.warning(
"Error while trying to request from the PFS. Retrying in %d seconds.",
self.error_poll_interval,
)
gevent.sleep(self.error_poll_interval)
log.info("Stopped presence service")
def get_all_active_stakers(
self,
periods: int,
pagination_size: int = None) -> Tuple[int, List[str]]:
"""Only stakers which confirmed the current period (in the previous period) are used."""
if not periods > 0:
raise ValueError("Period must be > 0")
if pagination_size is None:
pagination_size = StakingEscrowAgent.DEFAULT_PAGINATION_SIZE if self.blockchain.is_light else 0
elif pagination_size < 0:
raise ValueError("Pagination size must be >= 0")
if pagination_size > 0:
num_stakers = self.get_staker_population()
start_index = 0
n_tokens = 0
stakers = list()
while start_index < num_stakers:
temp_locked_tokens, temp_stakers = \
self.contract.functions.getActiveStakers(periods, start_index, pagination_size).call()
n_tokens += temp_locked_tokens
stakers += temp_stakers
start_index += pagination_size
else:
n_tokens, stakers = self.contract.functions.getActiveStakers(
periods, 0, 0).call()
# Sanitize output of getActiveStakers: stakers' addresses are returned as uint256, but we need addresses
for i in range(len(stakers)):
stakers[i][0] = to_checksum_address(stakers[i][0].to_bytes(
ETH_ADDRESS_BYTE_LENGTH, 'big'))
return n_tokens, stakers
async def lnd_helper(mocker):
contract_addr = await create_lnd_contract()
mocker.patch(
'moonwalking.blocks.eth_generic.EthereumGeneric.get_contract_addr',
lambda self: to_checksum_address(contract_addr),
)
yield lnd_helper
def test_mint_correctly_calculates_amount_to_mint(self, mock_request,
contract_instance):
contract_instance = self.setup_instance_with_balance(
contract_instance, 100)
contract_instance._address = "0x12ae66cdc592e10b60f9097a7b0d3c59fce29876"
expected_amount = contract_instance.config.token.max_funding - 100
expected_params = {
"client_id":
"the_client_id",
"gas_limit":
contract_instance.config.gas_limit,
"amount":
expected_amount,
"target_address":
"the_address",
"contract_address":
to_checksum_address("0x12ae66cdc592e10b60f9097a7b0d3c59fce29876"),
}
with pytest.raises(Sentinel):
contract_instance.mint("the_address")
mock_request.assert_called_once_with("spaas://rpc/contract/mint",
json=expected_params)
def _get_single_balance(
self, entry: Tuple[Tuple[str, str, str, int], int]) -> DefiBalance:
metadata = entry[0]
balance_value = entry[1]
decimals = metadata[3]
normalized_value = token_normalized_value(balance_value, decimals)
token_symbol = metadata[2]
try:
asset = Asset(token_symbol)
usd_price = Inquirer().find_usd_price(asset)
except (UnknownAsset, UnsupportedAsset):
if not _is_symbol_non_standard(token_symbol):
self.msg_aggregator.add_error(
f'Unsupported asset {token_symbol} encountered during DeFi protocol queries',
)
usd_price = Price(ZERO)
usd_value = normalized_value * usd_price
defi_balance = DefiBalance(
token_address=to_checksum_address(metadata[0]),
token_name=metadata[1],
token_symbol=token_symbol,
balance=Balance(amount=normalized_value, usd_value=usd_value),
)
return defi_balance
def signup(username, password) -> Tuple[Audit, Signer_Impl]:
try:
signer = create_account(username, password)
audit = Audit(username=username, password=password)
audit.account_addr = str(signer.keypair.address)
audit.account_pub = str(signer.keypair.public_key)
audit.account_priv = str(signer.keypair.private_key)
privkey, pubkey = gen_rsakey()
audit.envelope_pub = pubkey
audit.envelope_priv = privkey
managementAddr = db.session.query(Contracts).filter(
Contracts.name == "Management").first().addr
call_contract(managementAddr,
"Management",
"addAudit",
args=[
username,
to_checksum_address(audit.account_addr),
audit.envelope_pub, ""
],
signer=signer)
db.session.add(audit)
db.session.commit()
except Exception:
traceback.print_exc()
db.session.rollback()
return None, None
return audit, signer
def handle_protocols(
self,
protocol_name: str,
token_symbol: str,
normalized_balance: FVal,
token_address: str,
token_name: str,
) -> Optional[DefiBalance]:
"""Special handling for price for token/protocols which are easier to do onchain
or need some kind of special treatment.
"""
if protocol_name == 'PoolTogether':
result = _handle_pooltogether(normalized_balance, token_name)
if result is not None:
return result
underlying_asset_price = get_underlying_asset_price(token_symbol)
usd_price = handle_defi_price_query(self.ethereum, token_symbol,
underlying_asset_price)
if usd_price is None:
return None
return DefiBalance(
token_address=to_checksum_address(token_address),
token_name=token_name,
token_symbol=token_symbol,
balance=Balance(amount=normalized_balance,
usd_value=normalized_balance * usd_price),
)
def __init__(
self,
blockchain_accounts: BlockchainAccounts,
owned_eth_tokens: List[EthereumToken],
ethchain: 'Ethchain',
msg_aggregator: MessagesAggregator,
):
self.ethchain = ethchain
self.msg_aggregator = msg_aggregator
self.owned_eth_tokens = owned_eth_tokens
self.accounts = blockchain_accounts
# go through ETH accounts and make sure they are EIP55 encoded
# TODO: really really bad thing here. Should not have to force mutate
# a named tuple. Move this into the named tuple constructor
self.accounts._replace(
eth=[to_checksum_address(x) for x in self.accounts.eth])
# Per account balances
self.balances: Balances = defaultdict(dict)
# Per asset total balances
self.totals: Totals = defaultdict(dict)
# -- Cache related variables
self.lock = Semaphore()
self.results_cache: Dict[str, ResultCache] = {}
self.cache_ttl_secs = CACHE_RESPONSE_FOR_SECS
def test_stakers_and_workers_relationships(testerchain, agency, test_registry):
staking_agent = ContractAgency.get_agent(StakingEscrowAgent,
registry=test_registry)
staker_account, worker_account, *other = testerchain.unassigned_accounts
# The staker hasn't bond a worker yet
assert NULL_ADDRESS == staking_agent.get_worker_from_staker(
staker_address=staker_account)
tpower = TransactingPower(account=staker_account,
signer=Web3Signer(testerchain.client))
_txhash = staking_agent.bond_worker(transacting_power=tpower,
worker_address=worker_account)
# We can check the staker-worker relation from both sides
assert worker_account == staking_agent.get_worker_from_staker(
staker_address=staker_account)
assert staker_account == staking_agent.get_staker_from_worker(
worker_address=worker_account)
# No staker-worker relationship
random_address = to_checksum_address(os.urandom(20))
assert NULL_ADDRESS == staking_agent.get_worker_from_staker(
staker_address=random_address)
assert NULL_ADDRESS == staking_agent.get_staker_from_worker(
worker_address=random_address)
def _get_vaults_of_address(
self,
user_address: ChecksumEthAddress,
proxy_address: ChecksumEthAddress,
) -> List[MakerDAOVault]:
"""Gets the vaults of a single address
May raise:
- RemoteError if etherscan is used and there is a problem with
reaching it or with the returned result.
- BlockchainQueryError if an ethereum node is used and the contract call
queries fail for some reason
"""
result = MAKERDAO_GET_CDPS.call(
ethereum=self.ethereum,
method_name='getCdpsAsc',
arguments=[MAKERDAO_CDP_MANAGER.address, proxy_address],
)
vaults = []
for idx, identifier in enumerate(result[0]):
urn = to_checksum_address(result[1][idx])
vault = self._query_vault_data(
identifier=identifier,
owner=user_address,
urn=urn,
ilk=result[2][idx],
)
if vault:
vaults.append(vault)
self.vault_mappings[user_address].append(vault)
return vaults
def remove_blockchain_account(
self,
blockchain: SupportedBlockchain,
account: BlockchainAddress,
) -> None:
if blockchain == SupportedBlockchain.ETHEREUM:
account = to_checksum_address(account)
self.db.remove_blockchain_account(blockchain, account)
def withdraw(self, blknum, txindex, oindex, tx, proof, sigs):
utxo_pos = encode_utxo_id(blknum, txindex, oindex)
encoded_transaction = rlp.encode(tx, UnsignedTransaction)
print("encoded {}".format(encoded_transaction))
owner = tx.newowner1 if oindex == 0 else tx.newowner2
owner_addr = address.to_checksum_address('0x' + owner.hex())
bond = 1234567890
self.root_chain.startExit(utxo_pos, encoded_transaction, proof, sigs, transact={'from': owner_addr, 'value': bond})
def remove_blockchain_account(
self,
blockchain: typing.NonEthTokenBlockchainAsset,
account: typing.BlockchainAddress,
) -> None:
if blockchain == S_ETH:
account = to_checksum_address(account)
self.db.remove_blockchain_account(blockchain, account)
def test_keystore_sign_transaction(good_signer, mock_account):
transaction_dict = assoc(TRANSACTION_DICT, 'from', value=mock_account.address)
signed_transaction = good_signer.sign_transaction(transaction_dict=transaction_dict)
assert isinstance(signed_transaction, HexBytes)
# assert valid transaction
transaction = Transaction.from_bytes(signed_transaction)
assert to_checksum_address(transaction.to) == transaction_dict['to']
def signup(username, password) -> Tuple[Agency, Signer_Impl]:
try:
signer = create_account(username, password)
agency = Agency(username = username, password = password)
contract_addr = deploy_contract("Agency", signer = signer)
agency.contract_addr = contract_addr
agency.account_addr = str(signer.keypair.address)
agency.account_pub = str(signer.keypair.public_key)
agency.account_priv = str(signer.keypair.private_key)
privkey, pubkey = gen_rsakey()
agency.envelope_pub = pubkey
agency.envelope_priv = privkey
managementAddr = db.session.query(Contracts).filter(Contracts.name == "Management").first().addr
EngineerListAddr = db.session.query(Contracts).filter(Contracts.name == "EngineerList").first().addr
creditAddr = db.session.query(Contracts).filter(Contracts.name == "Credit").first().addr
call_contract(contract_addr, "Agency", "setEngListAddr", args = [to_checksum_address(EngineerListAddr)], signer = signer)
call_contract(contract_addr, "Agency", "setCreditAddr", args = [to_checksum_address(creditAddr)], signer = signer)
agency.engineer_list_addr = EngineerListAddr
# call_contract2(managementAddr, "Management", "addAgency",
# args = [
# username,
# to_checksum_address(agency.account_addr),
# to_checksum_address(agency.contract_addr),
# agency.envelope_pub, "" ], signer = signer)
call_contract(managementAddr, "Management", "addAgency",
args = [
username,
to_checksum_address(agency.account_addr),
to_checksum_address(agency.contract_addr),
agency.envelope_pub, ""], signer = signer)
db.session.add(agency)
db.session.commit()
except Exception:
traceback.print_exc()
db.session.rollback()
return None, None
return agency, signer
def verify_eip_191(address: str, message: bytes, signature: bytes) -> bool:
"""
EIP-191 Compatible signature verification for usage with w3.eth.sign.
"""
recovered_address = recover_address_eip_191(message=message,
signature=signature)
signature_is_valid = recovered_address == to_checksum_address(address)
return signature_is_valid
def withdraw(self, blknum, txindex, oindex, tx, proof, sigs):
utxo_pos = blknum * 1000000000 + txindex * 10000 + oindex * 1
encoded_transaction = rlp.encode(tx, UnsignedTransaction)
_from = ''
if oindex == 0:
_from = address.to_checksum_address('0x' + tx.newowner1.hex())
else:
_from = address.to_checksum_address('0x' + tx.newowner2.hex())
self.root_chain.startExit(utxo_pos,
encoded_transaction,
proof,
sigs,
transact={
'from': _from,
'gas': 40000000
})
def hex_or_bytes_to_address(value: Union[bytes, str]) -> ChecksumEthAddress:
"""Turns a 32bit bytes/HexBytes or a hexstring into an address
May raise:
- ConversionError if it can't convert a value to an int or if an unexpected
type is given.
"""
hexstr = hex_or_bytes_to_str(value)
return ChecksumEthAddress(to_checksum_address('0x' + hexstr[26:]))
def recover_address_eip_191(message: bytes, signature: bytes) -> str:
"""
Recover checksum address from EIP-191 signature
"""
signable_message = encode_defunct(primitive=message)
recovery = Account.recover_message(signable_message=signable_message,
signature=signature)
recovered_address = to_checksum_address(recovery)
return recovered_address
def agency_evaluation():
username = session.get("username", "")
password = session.get("password", "")
agency, signer = login(username, password)
if agency is None:
return redirect("/agency")
if request.method == "GET":
return render_template("agency2-3.html", is_login = True, agency = agency, username = username)
eva_addr = request.form.get("eva-addr")
eva_accept = request.form.get("eva-accept")
# eva_deny = request.form.get("eva-deny")
result = True if eva_accept is not None else False
eng_list = request.form.get("eng-list", "")
eng_list = [e for e in eng_list.split()]
if eva_addr is None:
return render_template("agency2-3.html", is_login = True, agency = agency, username = username, fail_msg = "缺少审查合约地址")
try:
if result:
call_contract(agency.contract_addr, "Agency", "confirm", args = [to_checksum_address(eva_addr), eng_list], signer = signer)
else:
res = call_contract(agency.contract_addr, "Agency", "deny", args = [to_checksum_address(eva_addr), eng_list], signer = signer)
arbitrate_addr = res[0]
if "0x000000000000000" in arbitrate_addr:
raise Exception(msg = "Error arbitrate contract address")
app.logger.info(f"{arbitrate_addr}")
arbitrate = Arbitrate(addr = arbitrate_addr)
db.session.add(arbitrate)
db.session.commit()
# call_contract(agency.contract_addr, "Agency", "addBusiness", [[], f"审查：审查合约地址{eva_addr}"], signer = signer)
except Exception:
traceback.print_exc()
return render_template("agency2-3.html", is_login = True, agency = agency, username = username, fail_msg = "调用合约失败")
if result:
return render_template("agency2-3.html", is_login = True, agency = agency, username = username, succ_msg = "审查通过")
return render_template("agency2-3.html", is_login = True, agency = agency, username = username, succ_msg = "审查拒绝")
def enterprise_evaluation():
username = session.get("username", "")
password = session.get("password", "")
enterprise, signer = login(username, password)
if enterprise is None:
return redirect("/enterprise")
evaluation_addr = enterprise.evaluation_addr
_, al, _, _ = count_numbers()
if al < 3:
return render_template("enterprise2.html",
is_login=True,
fail_msg="缺少足够的安评机构参与（至少3家安评机构)",
enterprise=enterprise,
username=username)
if evaluation_addr is None:
return render_template("enterprise2.html",
is_login=True,
fail_msg="缺少审查合约地址",
enterprise=enterprise,
username=username)
try:
managementAddr = db.session.query(Contracts).filter(
Contracts.name == "Management").first().addr
call_contract(evaluation_addr,
"ReportEvaluation",
"getAgencyList",
args=[to_checksum_address(managementAddr)])
res = call_contract(evaluation_addr,
"ReportEvaluation",
"startEvaluation",
signer=signer)
ea_addr_list: List[str] = list(res[0])
except Exception:
traceback.print_exc()
return render_template("enterprise2.html",
is_login=True,
fail_msg="合约调用失败",
enterprise=enterprise,
username=username)
result = []
for addr in ea_addr_list:
ag = Agency.query.filter(Agency.contract_addr == addr).first()
if ag is not None:
result.append(
(ag.username, addr, str(ag.envelope_pub, encoding="utf-8")))
# audit = random.choice(list(AuditList.values()))
# result.append((audit.username, ""))
return render_template("evaluation2.html",
evaluation_addr=evaluation_addr,
result=result)
def withdraw(self, blknum, txindex, oindex, tx, proof, sigs):
utxo_pos = encode_utxo_id(blknum, txindex, oindex)
encoded_transaction = rlp.encode(tx, UnsignedTransaction)
owner = tx.newowner1 if oindex == 0 else tx.newowner2
owner_addr = address.to_checksum_address('0x' + owner.hex())
self.root_chain.startExit(utxo_pos,
encoded_transaction,
proof,
sigs,
transact={'from': owner_addr})
def get_multieth_balance(
self,
accounts: List[ChecksumEthAddress],
) -> Dict[ChecksumEthAddress, FVal]:
"""Returns a dict with keys being accounts and balances in ETH"""
balances = {}
if not self.connected:
if len(accounts) > 20:
new_accounts = [
accounts[x:x + 2] for x in range(0, len(accounts), 2)
]
else:
new_accounts = [accounts]
for account_slice in new_accounts:
log.debug(
'Querying etherscan for multiple accounts balance',
sensitive_log=True,
eth_accounts=account_slice,
)
eth_resp = request_get_dict(
'https://api.etherscan.io/api?module=account&action=balancemulti&address=%s'
% ','.join(account_slice), )
if eth_resp['status'] != 1:
raise ValueError(
'Failed to query etherscan for accounts balance')
eth_accounts = eth_resp['result']
for account_entry in eth_accounts:
amount = FVal(account_entry['balance'])
# Etherscan does not return accounts checksummed so make sure they
# are converted properly here
checksum_account = to_checksum_address(
account_entry['account'])
balances[checksum_account] = from_wei(amount)
log.debug(
'Etherscan account balance result',
sensitive_log=True,
eth_address=account_entry['account'],
wei_amount=amount,
)
else:
for account in accounts:
amount = FVal(self.web3.eth.getBalance(account)) # pylint: disable=no-member
log.debug(
'Ethereum node balance result',
sensitive_log=True,
eth_address=account,
wei_amount=amount,
)
balances[account] = from_wei(amount)
return balances
def _checksum_eth_accounts_v1_to_v2(db: 'DBHandler') -> None:
"""Make sure all eth accounts are checksummed when saved in the DB"""
cursor = db.conn.cursor()
query = cursor.execute('SELECT account FROM blockchain_accounts where blockchain=?;', ('ETH',))
accounts = [x[0] for x in query]
cursor.execute(
'DELETE FROM blockchain_accounts WHERE blockchain=?;', ('ETH',),
)
db.conn.commit()
tuples = [('ETH', to_checksum_address(account)) for account in accounts]
cursor.executemany('INSERT INTO blockchain_accounts(blockchain, account) VALUES(?, ?)', tuples)
db.conn.commit()
