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"""Order Executor Service entry point."""
import asyncio
import logging
from decimal import Decimal
import ccxt.async_support as ccxt
from shared.broker import RedisBroker
from shared.db import Database
from shared.events import Event, EventType
from order_executor.config import ExecutorConfig
from order_executor.executor import OrderExecutor
from order_executor.risk_manager import RiskManager
logging.basicConfig(level=logging.INFO)
logger = logging.getLogger(__name__)
async def run() -> None:
config = ExecutorConfig()
logging.getLogger().setLevel(config.log_level)
db = Database(config.database_url)
await db.connect()
await db.init_tables()
broker = RedisBroker(config.redis_url)
exchange = ccxt.binance(
{
"apiKey": config.binance_api_key,
"secret": config.binance_api_secret,
}
)
risk_manager = RiskManager(
max_position_size=Decimal(str(config.risk_max_position_size)),
stop_loss_pct=Decimal(str(config.risk_stop_loss_pct)),
daily_loss_limit_pct=Decimal(str(config.risk_daily_loss_limit_pct)),
)
executor = OrderExecutor(
exchange=exchange,
risk_manager=risk_manager,
broker=broker,
db=db,
dry_run=config.dry_run,
)
last_id = "$"
stream = "signals"
logger.info("Order executor started, listening on stream=%s dry_run=%s", stream, config.dry_run)
try:
while True:
messages = await broker.read(stream, last_id=last_id, count=10, block=5000)
for msg in messages:
try:
event = Event.from_dict(msg)
if event.type == EventType.SIGNAL:
signal = event.data
logger.info("Processing signal %s for %s", signal.id, signal.symbol)
await executor.execute(signal)
except Exception as exc:
logger.error("Failed to process message: %s", exc)
if messages:
# Advance last_id to avoid re-reading — broker.read returns decoded dicts,
# so we track progress by re-reading with "0" for replaying or "$" for new only.
# Since we block on "$" we get only new messages each iteration.
pass
finally:
await broker.close()
await db.close()
await exchange.close()
def main() -> None:
asyncio.run(run())
if __name__ == "__main__":
main()
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