def init_liquidity_provider(app_logger=None):
global logger
if app_logger:
logger = app_logger
logger.info("Configure and create storage")
storage.configure_storage()
storage.create_storage()
chain_id = diem_types.ChainId(
value=serde_types.uint8(os.environ["CHAIN_ID"]))
custody_private_keys = os.getenv("CUSTODY_PRIVATE_KEYS")
global _liquidity_provider_factory
if chain_id == chain_ids.TESTNET and custody_private_keys is None:
_liquidity_provider_factory = FaucetLiquidityProvider
else:
logger.info("Custody init")
Custody.init(chain_id)
_liquidity_provider_factory = DDLiquidityProvider
def deserialize_u8(self) -> st.uint8:
return st.uint8(int.from_bytes(self.read(1), byteorder="little", signed=False))
def from_int(id: int) -> "ChainId":
return ChainId(value=st.uint8(id))
def from_bytes(addr: bytes) -> "AccountAddress":
"""Create an account address from bytes."""
if len(addr) != AccountAddress.LENGTH:
raise ValueError("Incorrect length for an account address")
return AccountAddress(value=tuple(st.uint8(x)
for x in addr)) # pyre-ignore
from diem_utils.types.liquidity.trade import Direction, TradeId, TradeData
from diem_utils.vasp import Vasp
from . import storage
from .fx import get_rate
from .storage import (
create_quote,
create_trade,
find_trade,
find_quote,
create_new_settlement,
get_all_unsettled_debts,
settle_debt,
)
JSON_RPC_URL = os.environ["JSON_RPC_URL"]
CHAIN_ID = diem_types.ChainId(value=serde_types.uint8(os.environ["CHAIN_ID"]))
LP_IBAN_ADDRESS = "US89 3704 0044 0532 0130 00"
TBD = ""
logger = logging.getLogger(__name__)
class LiquidityProvider(Vasp):
def __init__(self):
liquidity_custody_account_name = os.getenv(
"LIQUIDITY_CUSTODY_ACCOUNT_NAME", "liquidity")
super().__init__(jsonrpc.Client(JSON_RPC_URL),
liquidity_custody_account_name)
@classmethod
def init_lp(cls, app_logger=None):