gnunet_janitor.py

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#!/home/buildbot/bb-worker/sandbox/bin/python
#    This file is part of GNUnet.
#    (C) 2011, 2018 Christian Grothoff (and other contributing authors)
#
#    GNUnet is free software: you can redistribute it and/or modify it
#    under the terms of the GNU Affero General Public License as published
#    by the Free Software Foundation, either version 3 of the License, or
#    (at your option) any later version.
#
#    GNUnet 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
#    Affero General Public License for more details.
#
#    You should have received a copy of the GNU Affero General Public License
#    along with this program.  If not, see <http://www.gnu.org/licenses/>.
#
#    SPDX-License-Identifier: AGPL3.0-or-later
#
# Finds any gnunet processes still running in the system and kills them
#
# gnunet janitor can be used by invoking `make' like this:
# TESTS_ENVIRONMENT='${top_srcdir}/contrib/scripts/gnunet_janitor.py &&' make check
 
import os
import re
import subprocess
import sys
import shutil
import time
import signal
import terminate
 
 
def get_process_list():
    result = []
    pids = [pid for pid in os.listdir('/proc') if pid.isdigit()]
    for pid in pids:
        with open(os.path.join('/proc', pid, 'cmdline'), 'rb') as p:
            cmdline = p.read().split('\x00')
            if len(cmdline) > 0:
                result.append((pid, cmdline[0]))
    return result
 
 
def main():
    procs = get_process_list()
    gnunet_procs = []
    for p in procs:
        if re.match(r'gnunet-.+', p[1]):
            gnunet_procs.append(p)
    for p in gnunet_procs:
        if re.match(r'gnunet-service-arm', p[1]):
            print("killing arm process {0:5} {1}".format(p[0], p[1]))
            try:
                terminate.safe_terminate_process_by_pid(int(p[0]), 1)
            except OSError as e:
                print("failed: {0}".format(e))
                pass
    for p in gnunet_procs:
        if not re.match(r'gnunet-service-arm', p[1]):
            print("killing non-arm process {0:5} {1}".format(p[0], p[1]))
            try:
                terminate.safe_terminate_process_by_pid(int(p[0]), 1)
            except OSError as e:
                print("failed: {0}".format(e))
                pass
 
 
if __name__ == '__main__':
    sys.exit(main())