openpilot/common/run.py
Vehicle Researcher c5d5c5d1f3 openpilot v0.10.1 release
date: 2025-10-24T00:30:59
master commit: 405631baf9685e171a0dd19547cb763f1b163d18
2025-10-24 00:31:03 -07:00

29 lines
732 B
Python

import subprocess
from contextlib import contextmanager
from subprocess import Popen, PIPE, TimeoutExpired
def run_cmd(cmd: list[str], cwd=None, env=None) -> str:
return subprocess.check_output(cmd, encoding='utf8', cwd=cwd, env=env).strip()
def run_cmd_default(cmd: list[str], default: str = "", cwd=None, env=None) -> str:
try:
return run_cmd(cmd, cwd=cwd, env=env)
except subprocess.CalledProcessError:
return default
@contextmanager
def managed_proc(cmd: list[str], env: dict[str, str]):
proc = Popen(cmd, env=env, stdout=PIPE, stderr=PIPE)
try:
yield proc
finally:
if proc.poll() is None:
proc.terminate()
try:
proc.wait(timeout=5)
except TimeoutExpired:
proc.kill()