Files
StarPilot/system/manager/helpers.py
T
github-actions[bot] eefc084302 sunnypilot v2025.12.18-3820
version: sunnypilot v2025.003.000 (dev)
date: 2025-12-18T05:48:43
master commit: 16c052af0835f049a67b80251d8cc1114fc08bb4
2025-12-18 05:48:43 +00:00

68 lines
1.8 KiB
Python

import errno
import fcntl
import os
import sys
import pathlib
import shutil
import signal
import subprocess
import tempfile
import threading
from openpilot.common.basedir import BASEDIR
from openpilot.common.params import Params
def unblock_stdout() -> None:
# get a non-blocking stdout
child_pid, child_pty = os.forkpty()
if child_pid != 0: # parent
# child is in its own process group, manually pass kill signals
signal.signal(signal.SIGINT, lambda signum, frame: os.kill(child_pid, signal.SIGINT))
signal.signal(signal.SIGTERM, lambda signum, frame: os.kill(child_pid, signal.SIGTERM))
fcntl.fcntl(sys.stdout, fcntl.F_SETFL, fcntl.fcntl(sys.stdout, fcntl.F_GETFL) | os.O_NONBLOCK)
while True:
try:
dat = os.read(child_pty, 4096)
except OSError as e:
if e.errno == errno.EIO:
break
continue
if not dat:
break
try:
sys.stdout.write(dat.decode('utf8'))
except (OSError, UnicodeDecodeError):
pass
# os.wait() returns a tuple with the pid and a 16 bit value
# whose low byte is the signal number and whose high byte is the exit status
exit_status = os.wait()[1] >> 8
os._exit(exit_status)
def write_onroad_params(started, params):
params.put_bool("IsOnroad", started)
params.put_bool("IsOffroad", not started)
def save_bootlog():
# copy current params
tmp = tempfile.mkdtemp()
params_dirname = pathlib.Path(Params().get_param_path()).name
params_dir = os.path.join(tmp, params_dirname)
shutil.copytree(Params().get_param_path(), params_dir, dirs_exist_ok=True)
def fn(tmpdir):
env = os.environ.copy()
env['PARAMS_COPY_PATH'] = tmpdir
subprocess.call("./bootlog", cwd=os.path.join(BASEDIR, "system/loggerd"), env=env)
shutil.rmtree(tmpdir)
t = threading.Thread(target=fn, args=(tmp, ))
t.daemon = True
t.start()