14.9. Pid-owner.txt

Le script pid-owner.txt est un petit exemple qui indique comment vous pouvez utiliser la correspondance PID. Il ne fait rien de réel, mais vous permet une fois exécuté la commande iptables -L -v de savoir quelle règle est actuellement examinée.

#!/bin/bash
#
# pid-owner.txt - Example rule on how the pid-owner match could be used.
#
# Copyright (C) 2001  Oskar Andreasson <bluefluxATkoffeinDOTnet>
#
# 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 or from the site that you downloaded it
# from; if not, write to the Free Software Foundation, Inc., 59 Temple
# Place, Suite 330, Boston, MA  02111-1307   USA
#

PID=`ps aux |grep inetd |head -n 1 |cut -b 10-14`

/usr/local/sbin/iptables -A OUTPUT -p TCP -m owner --pid-owner $PID -j ACCEPT