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|
#! /bin/sh
#
# $FreeBSD$
#
# Start or stop isc-dhcrelay.
#
rc_file=${0##*/}
rc_arg=$1
# override these variables in ${PREFIX}/etc/rc.isc-dhcrelay.conf
dhcrelay_options= # command option(s)
dhcrelay_ifaces= # ethernet interface(s)
dhcrelay_servers= # dhcpd server(s)
if ! PREFIX=$(expr $0 : "\(/.*\)/etc/rc\.d/${rc_file}\$"); then
echo "${rc_file}: Cannot determine PREFIX." >&2
echo "Please use the complete pathname." >&2
exit 64
fi
rcconf_dir=${PREFIX}/etc
rcconf_file=rc.${rc_file%.sh}.conf
rcconf_path=${rcconf_dir}/${rcconf_file}
if [ -f ${rcconf_path} ]; then
. ${rcconf_path}
fi
program_dir=${PREFIX}/sbin
program_file=dhcrelay
program_path=${program_dir}/${program_file}
pid_dir=/var/run
pid_file=${program_file}.pid
pid_path=${pid_dir}/${pid_file}
syslog_facility=daemon.err
case "$rc_arg" in
start)
if [ ! -x ${program_path} ]; then
logger -sp ${syslog_facility} -t ${program_file} \
"unable to start: ${program_path} is missing."
exit 72
fi
if [ -z "${dhcrelay_servers}" ]; then
logger -sp ${syslog_facility} -t ${program_file} \
"unable to start: no dhcpd server(s) configured."
exit 64
fi
ifaces=
for iface in ${dhcrelay_ifaces}; do
ifaces="$ifaces -i $iface"
done
${program_path} ${dhcrelay_options} ${ifaces} ${dhcrelay_servers} &&
echo -n " ${program_file}"
;;
stop)
if [ -r ${pid_path} ]; then
kill $(cat ${pid_path}) 2> /dev/null
else
killall ${program_file} 2> /dev/null
fi
;;
restart)
$0 stop
$0 start
;;
status)
ps -auxww | egrep ${program_file} | egrep -v "($0|egrep)"
;;
*)
echo "usage: ${rc_file} {start|stop|restart|status}" >&2
;;
esac
exit 0
|
