Files
sunnypilot/common/prefix.py
Adeeb Shihadeh 53e0f5eb49 pytest: use a clean environment for all tests (#29788)
* pytest: use a clean environment for all tests

* rm that

* fix pj

* put build back

* fix params

* fix that

* handle no key

* that was removed

---------

Co-authored-by: Justin Newberry <justin@comma.ai>
old-commit-hash: 7b6afbc162
2023-09-05 18:52:40 -07:00

39 lines
1021 B
Python

import os
import shutil
import uuid
from typing import Optional
from openpilot.common.params import Params
class OpenpilotPrefix:
def __init__(self, prefix: Optional[str] = None, clean_dirs_on_exit: bool = True):
self.prefix = prefix if prefix else str(uuid.uuid4())
self.msgq_path = os.path.join('/dev/shm', self.prefix)
self.clean_dirs_on_exit = clean_dirs_on_exit
def __enter__(self):
os.environ['OPENPILOT_PREFIX'] = self.prefix
try:
os.mkdir(self.msgq_path)
except FileExistsError:
pass
return self
def __exit__(self, exc_type, exc_obj, exc_tb):
if self.clean_dirs_on_exit:
self.clean_dirs()
try:
del os.environ['OPENPILOT_PREFIX']
except KeyError:
pass
return False
def clean_dirs(self):
symlink_path = Params().get_param_path()
if os.path.exists(symlink_path):
shutil.rmtree(os.path.realpath(symlink_path), ignore_errors=True)
os.remove(symlink_path)
shutil.rmtree(self.msgq_path, ignore_errors=True)