NetBSD/etc/rc.d/ipfilter

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#!/bin/sh
#
# $NetBSD: ipfilter,v 1.2 2000/03/11 20:10:21 veego Exp $
#
# PROVIDE: ipfilter
# REQUIRE: root beforenetlkm mountcritlocal tty
. /etc/rc.subr
. /etc/rc.conf
name="ipfilter"
start_cmd="ipfilter_start"
stop_precmd="checkyesno ipfilter && [ -f /etc/ipf.conf ]"
stop_cmd="ipfilter_stop"
reload_precmd="$stop_precmd"
reload_cmd="ipfilter_reload"
ipfilter_start()
{
if ! checkyesno ipfilter; then
return 0
fi
# if /etc/ipf.conf isn't readable, abort the boot rather
# than risk a security problem
#
if [ ! -f /etc/ipf.conf ]; then
err 1 "/etc/ipf.conf not readable; ipfilter start aborted."
fi
echo "Enabling ipfilter."
/sbin/ipf -E -Fa -f /etc/ipf.conf
}
ipfilter_stop()
{
echo "Disabling ipfilter."
/sbin/ipf -D
}
ipfilter_reload()
{
echo "Reloading ipfilter rules."
/sbin/ipf -I -Fa -f /etc/ipf.conf
if [ $? -eq 0 ]; then
/sbin/ipf -s
else
warn "Reload failed; not swapping to new ruleset."
fi
}
run_rc_command "$1" "reload"