/usr/share/pyshared/pygopherd/sighandlers.py is in pygopherd 2.0.18.3+nmu2.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 | # Python-based gopher server
# Module: signal handlers
# COPYRIGHT #
# Copyright (C) 2002 John Goerzen
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; version 2 of the License.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# END OF COPYRIGHT #
import signal, sys, os
from pygopherd import logger
pgrp = None
pid = None
def huphandler(signum, frame):
logger.log("SIGHUP (%d) received; terminating process" % signum)
os._exit(5) # So we don't raise SystemExit
def termhandler(signum, frame):
if os.getpid() == pid: # Master killed; kill children.
logger.log("SIGTERM (%d) received in master; doing orderly shutdown" \
% signum)
logger.log("Terminating all of process group %d with SIGHUP" % \
(pgrp))
# Ignore this signal so that our own process won't get it again.
signal.signal(signal.SIGHUP, signal.SIG_IGN)
os.kill(0, signal.SIGHUP)
logger.log("Master application process now exiting. Goodbye.")
sys.exit(6)
else: # Shouldn't need this -- just in case.
logger.log("SIGTERM (%d) received in child; terminating this process" \
% signum)
os._exit(7) # So we don't raise SystemExit
def setsighuphandler():
if 'SIGHUP' in signal.__dict__:
signal.signal(signal.SIGHUP, huphandler)
def setsigtermhandler(newpgrp):
global pgrp, pid
pgrp = newpgrp
pid = os.getpid()
signal.signal(signal.SIGTERM, termhandler)
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