def handle(self, *args, **options):
w3 = get_web3()
chain = Chain.make(chain_id=int(w3.net.version))
EthereumToken.ETH(chain=chain)
erc20_token_addresses = [
to_checksum_address(t) for t in TRACKED_TOKENS
if t != EthereumToken.NULL_ADDRESS
]
for token_address in erc20_token_addresses:
logger.info(f"Checking token {token_address}...")
try:
token_data = get_token_information(w3=w3,
address=token_address)
EthereumToken.make(address=token_address,
chain=chain,
**token_data)
except OverflowError:
logger.error(
f"{token_address} is not a valid address or not ERC20-compliant"
)
except Exception as exc:
logger.exception(
f"Failed to load token data for {token_address}",
exc_info=exc)
def handle(self, *args, **options):
for token_address in TRACKED_TOKENS:
logger.info(f"Checking token {token_address}...")
try:
EthereumToken.make(to_checksum_address(token_address))
except OverflowError:
logger.error(f"{token_address} is not a valid address or not ERC20-compliant")
except Exception as exc:
logger.exception(f"Failed to load token data for {token_address}", exc_info=exc)
def sync_token_networks(client: RaidenClient, w3: Web3):
logger.info("Updating Token Networks")
chain_id = int(w3.net.version)
known_tokens = client.raiden.token_networks.values_list("token__address", flat=True)
for token_address in client.get_token_addresses():
if token_address in known_tokens:
continue
logger.info(f"Getting information about token on {token_address}")
token = EthereumToken.make(token_address, chain_id)
token_network_registry_contract = get_token_network_registry_contract(w3)
token_network = models.TokenNetwork.make(token, token_network_registry_contract)
client.raiden.token_networks.add(token_network)