51 lines
2.0 KiB
Python
51 lines
2.0 KiB
Python
from app_class import AppClass
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from config import Config
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from trigger import Trigger
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import asyncio
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from asyncio import Task
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class TriggerScheduler(AppClass):
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def __init__(self, _config: Config) -> None:
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super().__init__(_config)
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self.tasks: list[Task] = []
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async def callback_trigger(self, _trigger: Trigger) -> None:
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"""Run a callback_trigger with a specific name and check its status at a given interval."""
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await _trigger.async_run()
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while True:
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trigger_state = "active" if _trigger.active else "not active"
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self.log.debug("Checking state of trigger %s, state: %s", _trigger.name, trigger_state)
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await asyncio.sleep(_trigger.config.interval_in_seconds)
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async def run_once_trigger(self, _trigger: Trigger) -> None:
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"""Run a trigger with a specific name at a given interval."""
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while True:
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_trigger.run()
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trigger_state = "active" if _trigger.active else "not active"
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self.log.debug("Checking state of trigger %s, state: %s", _trigger.name, trigger_state)
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await asyncio.sleep(_trigger.config.interval_in_seconds)
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def start_trigger(self, _trigger: Trigger) -> None:
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"""Start a new trigger."""
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if _trigger.config.type == "callback":
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task = asyncio.create_task(self.callback_trigger(_trigger))
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else:
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task = asyncio.create_task(self.run_once_trigger(_trigger))
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self.tasks.append(task)
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async def stop_triggers(self) -> None:
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"""Stop all triggers."""
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for task in self.tasks:
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task.cancel()
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await asyncio.gather(*self.tasks, return_exceptions=True)
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async def run(self) -> None:
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"""Run the scheduler and keep it alive until stopped."""
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try:
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while True:
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await asyncio.sleep(1) # Keep the main function alive
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except asyncio.exceptions.CancelledError:
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self.log.info("Exiting, stopping all triggers")
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await self.stop_triggers()
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