#!/bin/sh
#
# /etc/init.d/conntrackd
#
# Created for RHEL/Centos by: James Shubin <purpleidea@gmail.com>
#
### BEGIN INIT INFO
# Provides: conntrackd
# Required-Start: $network $syslog
# Required-Stop: $network $syslog
# Should-Start: $named
# Should-Stop: $named
# Default-Stop: 0 1 6
# Short-Description: daemon for netfilter connection tracking
# Description: This is a daemon for replicating connection state across two
# machines. See http://conntrack-tools.netfilter.org/
### END INIT INFO
# the following is the chkconfig init header
#
# conntrackd: daemon for netfilter connection tracking
#
# chkconfig: - 97 03
# description: This is a daemon for replicating connection state across two
# machines. See http://conntrack-tools.netfilter.org/
#
# processname: conntrackd
# pidfile: /var/run/conntrackd.pid
#
# Source function library.
. /etc/rc.d/init.d/functions
exec="/usr/sbin/conntrackd"
prog="conntrackd"
config=/etc/conntrackd/conntrackd.conf
CONNTRACKD_CONFIG=
CONNTRACKD_ARGS=
[ -e /etc/sysconfig/$prog ] && . /etc/sysconfig/$prog
lockfile=/var/lock/subsys/$prog
CONNTRACKD_CONFIG_ARGS=
if [ -n "$CONNTRACKD_CONFIG" ]
then
CONNTRACKD_CONFIG_ARGS="-C $CONNTRACKD_CONFIG"
fi
start() {
[ -x $exec ] || exit 5
[ -f $config ] || exit 6
echo -n $"Starting $prog: "
# If Linux kernel is < 2.6.22, disable TCP window tracking
if uname -r | {
# version cmp courtesy of geirha in #bash
IFS=.- read -r a b c _; [ "$((a*10000+b*100+c))" -lt 20622 ];
}; then
echo 1 > /proc/sys/net/ipv4/netfilter/ip_conntrack_tcp_be_liberal
fi
daemon --check $prog $prog -d $CONNTRACKD_CONFIG_ARGS $CONNTRACKD_ARGS
retval=$?
echo
[ $retval -eq 0 ] && touch $lockfile
}
stop() {
echo -n $"Stopping $prog: "
killproc $prog
retval=$?
echo
if [ $retval -eq 0 ]; then
rm -f $lockfile
rm -f /var/run/${prog}.pid
fi
}
restart() {
stop
start
}
# XXX: can conntrackd reload?
reload() {
echo -n $"Reloading $prog configuration: "
killproc -HUP $prog
retval=$?
echo
return $retval
}
force_reload() {
restart
}
rh_status() {
# run checks to determine if the service is running or use generic status
status $prog
}
rh_status_q() {
rh_status >/dev/null 2>&1
}
# See how we were called.
case "$1" in
start)
rh_status_q && exit 0
$1
;;
stop)
rh_status_q || exit 0
$1
;;
restart)
$1
;;
reload)
rh_status_q || exit 7
$1
;;
force-reload)
force_reload
;;
status)
rh_status
;;
condrestart|try-restart)
rh_status_q || exit 0
restart
;;
*)
echo $"Usage: $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload}"
exit 2
;;
esac
exit $?