INNER CODE UNIT · Python

shutdown_event

AleksNeStu/ai-real-estate-assistant · apps/api/api/main.py:392

async def shutdown_event():
    """
    Clean up resources on shutdown with graceful drain period.

    This handler:
    1. Logs the shutdown initiation
    2. Waits for a drain period to allow in-flight requests to complete
    3. Stops background services (scheduler, monitors)
    4. Closes database/vector store connections
    5. Logs completion of shutdown
    """
    logger.info("Graceful shutdown initiated...")
    shutdown_start_time = asyncio.get_event_loop().time()

    # Step 1: Stop accepting new requests (handled by uvicorn)
    # We just need to drain in-flight requests during this period

    # Step 2: Stop Uptime Monitor first (doesn't depend on other services)

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