#!/bin/sh
#
# $FreeBSD$
#

# PROVIDE: arpwatch
# REQUIRE: NETWORKING

# Add the following lines to /etc/rc.conf to enable arpwatch:
#
#arpwatch_enable="YES"
#
arpwatch_enable=${arpwatch_enable:-"NO"}
arpwatch_dir=${arpwatch_dir:-"%%PREFIX%%/arpwatch/"}

. /etc/rc.subr

name=arpwatch
rcvar=`set_rcvar`
required_dirs=${arpwatch_dir}

load_rc_config ${name}

command="%%PREFIX%%/sbin/${name}"
start_precmd=${name}_precmd

arpwatch_precmd() {
    case ${arpwatch_interfaces} in
        '')
	    echo prcmd
	    if [ ! -e "${arpwatch_dir}/arp.dat" ]; then
		if [ -e "${arpwatch_dir}/arp.dat-" ]; then
		    cp "${arpwatch_dir}/arp.dat-" "${arpwatch_dir}/arp.dat"
		else
		    touch "${arpwatch_dir}/arp.dat"
		fi
	    fi
	;;

	*)
	    for interface in ${arpwatch_interfaces}; do
	        if [ ! -e "${arpwatch_dir}/arp.${interface}.dat" ]; then
		    if [ -e "${arpwatch_dir}/arp.${interface}.dat-" ]; then
		        cp "${arpwatch_dir}/arp.${interface}.dat-" "${arpwatch_dir}/arp.${interface}.dat"
		    else
		        touch "${arpwatch_dir}/arp.${interface}.dat"
		    fi
		fi
	    done
	;;
    esac
}

arpwatch_stop() {
    killall arpwatch
}

case ${arpwatch_interfaces} in
    '')  
	 echo 'meuh'
         run_rc_command "$1"
    ;;

    *)
	 case "$1" in
	  *start)
 	     for interface in ${arpwatch_interfaces}; do
		 eval options=\$arpwatch_${interface}_options
		 command_args="-i ${interface} ${options} -f ${arpwatch_dir}/arp.${interface}.dat"
		 pidfile="/var/run/arpwatch-${interface}.pid"
		 run_rc_command "$1"
	     done
	     ;;
	  *)
             run_rc_command "$1"
	     ;;
	 esac
    ;;
esac