policies/engine: set mp start method to fork to fix issues under macOS

This commit is contained in:
Jens Langhammer 2020-02-17 15:20:30 +01:00
parent ecea85f8ca
commit 8808e3afe0
1 changed files with 4 additions and 2 deletions

View File

@ -1,5 +1,5 @@
"""passbook policy engine"""
from multiprocessing import Pipe
from multiprocessing import Pipe, set_start_method
from multiprocessing.connection import Connection
from typing import List, Optional, Tuple
@ -12,7 +12,9 @@ from passbook.policies.process import PolicyProcess, cache_key
from passbook.policies.struct import PolicyRequest, PolicyResult
LOGGER = get_logger()
# This is only really needed for macOS, because Python 3.8 changed the default to spawn
# spawn causes issues with objects that aren't picklable, and also the django setup
set_start_method("fork")
class PolicyProcessInfo:
"""Dataclass to hold all information and communication channels to a process"""