mirror of
https://github.com/blakeblackshear/frigate.git
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b4384a1be3
* intentionally handle queues during shutdown and carefully manage shutdown order * more carefully manage shutdown to avoid threadlocks * use debug for signal logging * ensure disabled cameras dont break shutdown * typo
52 lines
1.5 KiB
Python
52 lines
1.5 KiB
Python
"""Run recording maintainer and cleanup."""
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import logging
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import multiprocessing as mp
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import signal
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import threading
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from types import FrameType
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from typing import Optional
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from playhouse.sqliteq import SqliteQueueDatabase
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from setproctitle import setproctitle
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from frigate.config import FrigateConfig
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from frigate.models import Event, Recordings
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from frigate.record.maintainer import RecordingMaintainer
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from frigate.util.services import listen
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logger = logging.getLogger(__name__)
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def manage_recordings(config: FrigateConfig) -> None:
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stop_event = mp.Event()
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def receiveSignal(signalNumber: int, frame: Optional[FrameType]) -> None:
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logger.debug(f"Recording manager process received signal {signalNumber}")
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stop_event.set()
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signal.signal(signal.SIGTERM, receiveSignal)
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signal.signal(signal.SIGINT, receiveSignal)
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threading.current_thread().name = "process:recording_manager"
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setproctitle("frigate.recording_manager")
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listen()
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db = SqliteQueueDatabase(
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config.database.path,
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pragmas={
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"auto_vacuum": "FULL", # Does not defragment database
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"cache_size": -512 * 1000, # 512MB of cache
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"synchronous": "NORMAL", # Safe when using WAL https://www.sqlite.org/pragma.html#pragma_synchronous
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},
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timeout=max(60, 10 * len([c for c in config.cameras.values() if c.enabled])),
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)
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models = [Event, Recordings]
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db.bind(models)
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maintainer = RecordingMaintainer(
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config,
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stop_event,
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)
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maintainer.start()
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