def restart_nonce(
logger: Logger,
dbsession: Session,
network: str,
ethereum_node_url: str,
ethereum_private_key: str,
ethereum_gas_limit: str,
ethereum_gas_price: str,
):
check_good_private_key(ethereum_private_key)
web3 = create_web3(ethereum_node_url)
service = EthereumStoredTXService(network, dbsession, web3,
ethereum_private_key, ethereum_gas_price,
ethereum_gas_limit, BroadcastAccount,
PreparedTransaction)
service.ensure_accounts_in_sync()
account = service.get_or_create_broadcast_account()
txs = service.get_last_transactions(limit=1)
if txs.count() > 0:
raise HistoryDeleteNeeded(
"Cannot reset nonce as the database contains txs for {}. Delete database to restart."
.format(service.address))
# read nonce from the network and record to the database
tx_count = web3.eth.getTransactionCount(service.address)
account.current_nonce = tx_count
logger.info("Address %s, nonce is now set to %d", service.address,
account.current_nonce)
dbsession.flush()
def broadcast(
logger: Logger,
dbsession: Session,
network: str,
ethereum_node_url: Union[str, Web3],
ethereum_private_key: str,
ethereum_gas_limit: Optional[str],
ethereum_gas_price: Optional[str],
commit=True,
):
"""Issue out a new Ethereum token."""
check_good_private_key(ethereum_private_key)
web3 = create_web3(ethereum_node_url)
service = EthereumStoredTXService(network, dbsession, web3,
ethereum_private_key, ethereum_gas_price,
ethereum_gas_limit, BroadcastAccount,
PreparedTransaction)
service.ensure_accounts_in_sync()
pending_broadcasts = service.get_pending_broadcasts()
logger.info("Pending %d transactions for broadcasting in network %s",
pending_broadcasts.count(), network)
if pending_broadcasts.count() == 0:
logger.info(
"No new transactions to broadcast. Use sto tx-update command to see tx status."
)
return []
account = Account.privateKeyToAccount(ethereum_private_key)
balance = web3.eth.getBalance(account.address)
logger.info("Our address %s has ETH balance of %f for operations",
account.address, from_wei(balance, "ether"))
txs = list(pending_broadcasts)
# https://stackoverflow.com/questions/41985993/tqdm-show-progress-for-a-generator-i-know-the-length-of
for tx in tqdm(txs, total=pending_broadcasts.count()):
try:
service.broadcast(tx)
# logger.info("Broadcasted %s", tx.txid)
except Exception as e:
logger.exception(e)
logger.error("Failed to broadcast transaction %s: %s", tx.txid,
tx.human_readable_description)
raise e
if commit:
dbsession.commit() # Try to minimise file system sync issues
return txs