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#!/usr/bin/env python
# Copyright 2005-2023 Gentoo Authors
# Distributed under the terms of the GNU General Public License v2
"""System health checks and maintenance utilities.
"""
import os
import signal
# For compatibility with Python < 3.8
raise_signal = getattr(
signal, "raise_signal", lambda signum: os.kill(os.getpid(), signum)
)
# Inherit from KeyboardInterrupt to avoid a traceback from asyncio.
class SignalInterrupt(KeyboardInterrupt):
def __init__(self, signum):
self.signum = signum
try:
def signal_interrupt(signum, _frame):
raise SignalInterrupt(signum)
def debug_signal(_signum, _frame):
import pdb
pdb.set_trace()
# Prevent "[Errno 32] Broken pipe" exceptions when writing to a pipe.
signal.signal(signal.SIGPIPE, signal.SIG_DFL)
signal.signal(signal.SIGTERM, signal_interrupt)
signal.signal(signal.SIGUSR1, debug_signal)
import sys
import errno
from os import path as osp
if osp.isfile(
osp.join(
osp.dirname(osp.dirname(osp.realpath(__file__))), ".portage_not_installed"
)
):
sys.path.insert(
0, osp.join(osp.dirname(osp.dirname(osp.realpath(__file__))), "lib")
)
import portage
portage._internal_caller = True
from portage.emaint.main import emaint_main
from portage.util._eventloop.global_event_loop import global_event_loop
if __name__ == "__main__":
try:
emaint_main(sys.argv[1:])
except OSError as e:
if e.errno == errno.EACCES:
print("\nemaint: Need superuser access")
sys.exit(1)
else:
raise
finally:
# Only close the event loop for __main__,
# since outside of __main__ it would close the
# event loop for child processes when using
# the multiprocessing spawn start method.
global_event_loop().close()
except KeyboardInterrupt as e:
# Prevent traceback on ^C
signum = getattr(e, "signum", signal.SIGINT)
signal.signal(signum, signal.SIG_DFL)
raise_signal(signum)
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