mirror of
https://github.com/grillazz/fastapi-sqlalchemy-asyncpg.git
synced 2025-08-26 16:40:40 +03:00
47 lines
1.5 KiB
Python
47 lines
1.5 KiB
Python
from datetime import datetime
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from apscheduler import AsyncScheduler
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from apscheduler.triggers.interval import IntervalTrigger
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from attrs import define
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from sqlalchemy import text
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from starlette.types import ASGIApp, Receive, Scope, Send
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from app.database import AsyncSessionFactory
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from app.utils.logging import AppLogger
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logger = AppLogger().get_logger()
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async def tick():
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async with AsyncSessionFactory() as session:
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stmt = text("select 1;")
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logger.info(f">>>> Be or not to be...{datetime.now()}")
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result = await session.execute(stmt)
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logger.info(f">>>> Result: {result.scalar()}")
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return True
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@define
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class SchedulerMiddleware:
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app: ASGIApp
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scheduler: AsyncScheduler
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async def __call__(self, scope: Scope, receive: Receive, send: Send) -> None:
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"""
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Handles the incoming request and schedules tasks if the scope type is 'lifespan'.
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Args:
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scope (Scope): The ASGI scope dictionary containing request information.
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receive (Receive): The ASGI receive callable.
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send (Send): The ASGI send callable.
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"""
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if scope["type"] == "lifespan":
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async with self.scheduler:
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await self.scheduler.add_schedule(
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tick, IntervalTrigger(seconds=25), id="tick-sql-25"
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)
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await self.scheduler.start_in_background()
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await self.app(scope, receive, send)
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else:
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await self.app(scope, receive, send)
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