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Use threading Event for process stop

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Python's multiprocessing.Event does not like being called from signal handlers. Another option would be to start a thread to set the stop_event on receiveSignal, but that seems unnecessary.
This commit is contained in:
George Tsiamasiotis 2024-10-02 11:54:49 +03:00
parent e204dfc1c3
commit 5df681697e
1 changed files with 4 additions and 4 deletions
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8
frigate/util/process.py
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@ -3,9 +3,9 @@ import logging
import multiprocessing as mp import multiprocessing as mp
import signal import signal
import sys import sys
import threading
from functools import wraps from functools import wraps
from logging.handlers import QueueHandler from logging.handlers import QueueHandler
from multiprocessing.synchronize import Event
from typing import Any from typing import Any
import frigate.log import frigate.log
@ -51,12 +51,12 @@ class BaseProcess(mp.Process):
class Process(BaseProcess): class Process(BaseProcess):
logger: logging.Logger logger: logging.Logger
stop_event: Event stop_event: threading.Event
@property @property
def stop_event(self) -> Event: def stop_event(self) -> threading.Event:
if "stop_event" not in self.__dict__: if "stop_event" not in self.__dict__:
self.__dict__["stop_event"] = mp.Event() self.__dict__["stop_event"] = threading.Event()
return self.__dict__["stop_event"] return self.__dict__["stop_event"]
def before_start(self) -> None: def before_start(self) -> None: