#!/bin/bash
#
#/var/tmp/named_dump.db
#kill -SIGINT `ps axf | grep named | grep -v grep | awk '{print $1}'`

isdigits () {
#up to 10 digits.  1998012502

	case $1 in
	[0-9]|[0-9][0-9]|[0-9][0-9][0-9]|[0-9][0-9][0-9][0-9]|[0-9][0-9][0-9][0-9][0-9]|[0-9][0-9][0-9][0-9][0-9][0-9]|[0-9][0-9][0-9][0-9][0-9][0-9][0-9]|[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]|[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9]|[0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9][0-9])
		return 0	#True
		;;
	*)
		return 1	#False
		;;
	esac
}



CURRORIGIN=""
CURROBJ=""

unset F1 F2 F3 F4 F5 F6 F7 
read  F1 F2 F3 F4 F5 F6 F7

while [ -n "${F1}" ]; do
    case "${F1}" in
    "\$ORIGIN")				#Change origin
	CURRORIGIN=`echo ${F2} | sed -e 's/\.$//'`
#	echo -n -e "origin"
#	echo -n -e "\t\t${CURRORIGIN}"
#	echo
	;;
    ";"|";;")				#Comment, ignore
#FIXME - lines that start w/ semicolonA-Z
#	echo -n -e "${F1}\t\t"
#	echo -n comment
#	echo -n -e "\t\t${CURRORIGIN}"
#	echo
	;;

    *)					#Real DNS record


#cases: 
#;
#;;
#$ORIGIN org
#obj	1111	IN	A
#obj	1111	IN	CNAME
#obj	1111	IN	NS
#obj	1111	IN	SOA
#1111	IN	A
#1111	IN	MX
#1111	IN	NS
#1111	IN	PTR
#1111	IN	SOA
#1111	IN	TXT
#1111	1111	1111	1111	#SOA record timeouts


	case "${F3} ${F4}" in
	"IN A"|"IN CNAME"|"IN HINFO"|"IN MX"|"IN NS"|"IN PTR"|"IN RP"|"IN SOA"|"IN TXT"|"IN WKS")
	    ;;
	*)
	    case "${F2} ${F3}" in
	    "IN A"|"IN CNAME"|"IN HINFO"|"IN MX"|"IN NS"|"IN PTR"|"IN RP"|"IN SOA"|"IN TXT"|"IN WKS")
		;;
	    *)
		case "${F1} ${F2}" in
		"IN A"|"IN CNAME"|"IN HINFO"|"IN MX"|"IN NS"|"IN PTR"|"IN RP"|"IN SOA"|"IN TXT"|"IN WKS")
		    ;;
		*)
		    if isdigits ${F1} && isdigits ${F2} && isdigits ${F3} && isdigits ${F4} ; then
			echo "NADA" >/dev/null
			#echo -e "\t\t\t\tnumbers"
		    else
 			echo -e "${F1}\t${F2}\t${F3}\t${F4}"
		    fi
		    ;;
	        esac
		;;
	    esac
	    ;;
	esac



#	if [ "${F1}" = "IN" ]; then
#		echo really lazy
#		F7=${F5}
#		F6=${F4}
#		F5=${F3}
#		F4=${F2}
#		F3=${F1}
#		F2="-1"
#		F1=${CURROBJ}
#	elif [ "${F2}" = "IN" -a "${F3}" = "SOA" ]; then
#		#If F1 is all digits, then
#		#if [ "${F1}" = "`echo ${F1} | sed -e 's/[^0-9]//g'`" ]; then
#
#
#
#		echo real S.O.A. header, no timeout
#		F7=${F6}
#		F6=${F5}
#		F5=${F4}
#		F4=${F3}
#		F3=${F2}
#		F2="-1"
##FIXME - we need to check to see if F1 is an object or timeout
##Probably yank the check for SOA above.
#		CURROBJ=${F1}
#	elif [ "${F2}" = "IN" ]; then
#		echo lazy
#		F7=${F6}
#		F6=${F5}
#		F5=${F4}
#		F4=${F3}
#		F3=${F2}
#		F2=${F1}
#		F1=${CURROBJ}
#	elif [ "${F3}" = "IN" ]; then
#		echo real
#		CURROBJ=${F1}
#	elif [ "${F6}" = ")" ]; then
#		echo lazy S.O.A. timeouts
#	elif [ "${F7}" = ")" ]; then
#		echo real S.O.A. timeouts
#	else
#		echo bogus
#	fi
#
#	echo -n "${F1},${F2},--${F3},${F4},${F5},${F6},${F7}"
##	echo -n -e "${F1} ${F2}\t\t"
##	echo -n "real record"
#	echo -n -e "\t\t${CURRORIGIN}"
#	echo
#
	;;
    esac

    unset F1 F2 F3 F4 F5 F6 F7
    read  F1 F2 F3 F4 F5 F6 F7
done