61 lines
2.0 KiB
Python
61 lines
2.0 KiB
Python
from typing import Callable, Dict, Any
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from apscheduler.schedulers.asyncio import AsyncIOScheduler
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from apscheduler.triggers.interval import IntervalTrigger
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import logging
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from app.services.service_registry import ServiceRegistry
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logger = logging.getLogger(__name__)
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class BaseScheduler:
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def __init__(self):
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self.scheduler = AsyncIOScheduler()
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self.jobs: Dict[str, Any] = {}
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ServiceRegistry.register(self.__class__.__name__, self)
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async def schedule_task(
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self,
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task_name: str,
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func: Callable,
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interval_seconds: int,
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*args,
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**kwargs
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) -> None:
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"""Schedule a task to run at regular intervals using APScheduler"""
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if task_name in self.jobs:
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logger.warning(f"Task {task_name} already exists. Removing existing job.")
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self.jobs[task_name].remove()
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job = self.scheduler.add_job(
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func,
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trigger=IntervalTrigger(seconds=interval_seconds),
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args=args,
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kwargs=kwargs,
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id=task_name,
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replace_existing=True
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)
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self.jobs[task_name] = job
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logger.info(f"Scheduled task {task_name} to run every {interval_seconds} seconds")
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def remove_task(self, task_name: str) -> None:
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"""Remove a scheduled task"""
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if task_name in self.jobs:
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self.jobs[task_name].remove()
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del self.jobs[task_name]
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logger.info(f"Removed task {task_name}")
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def start(self) -> None:
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"""Start the scheduler"""
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self.scheduler.start()
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logger.info("Scheduler started")
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async def shutdown(self) -> None:
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"""Shutdown the scheduler"""
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try:
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self.scheduler.shutdown()
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logger.info("Scheduler stopped")
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except AttributeError as e:
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if "'NoneType' object has no attribute 'call_soon_threadsafe'" in str(e):
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logger.warning("Event loop already closed, skipping scheduler shutdown")
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else:
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raise |