# #-- root_hints.test --#
# source the master var file when it's there
[ -f ../.tpkg.var.master ] && source ../.tpkg.var.master
# use .tpkg.var.test for in test variable passing
[ -f .tpkg.var.test ] && source .tpkg.var.test

PRE="../.."

eval `grep ^srcdir= $PRE/Makefile`
echo "srcdir="$srcdir

# obtain list from compiled in settings:
grep "ROOT-SERVERS.NET." $PRE/$srcdir/iterator/iter_hints.c > curlist
echo "Current list:"
cat curlist

result="0"

# dig all servers and check if same
for rs in A.ROOT-SERVERS.NET. B.ROOT-SERVERS.NET. C.ROOT-SERVERS.NET. D.ROOT-SERVERS.NET. E.ROOT-SERVERS.NET. F.ROOT-SERVERS.NET. G.ROOT-SERVERS.NET. H.ROOT-SERVERS.NET. I.ROOT-SERVERS.NET. J.ROOT-SERVERS.NET. K.ROOT-SERVERS.NET. L.ROOT-SERVERS.NET. M.ROOT-SERVERS.NET.; do

	addr4=`dig +short $rs A`
	addr6=`dig +short $rs AAAA`

	# all IP4 must be present as listed.
	if test -z "$addr4" ; then
		echo "$rs A is removed! It has changed!"
		result="1"
	fi
	if grep $rs curlist | grep "$addr4" >/dev/null; then
		echo "$rs is OK: A $addr4"
	else
		echo "$rs A now $addr4, it has changed!"
		result="1"
	fi
	# if IP6 is "" then it must be "" as well in the compiled hints
	if test -z "$addr6" ; then
		if grep $rs curlist | grep ":" >/dev/null; then
			echo "$rs AAAA now removed, it has changed!"
			result="1"
		else
			echo $rs' is OK: AAAA ""'
		fi
	else
		# root server has an IP6.
		if grep $rs curlist | grep "$addr6" >/dev/null; then
			echo "$rs is OK: AAAA $addr6"
		else
			echo "$rs AAAA now $addr6, it has changed!"
			result="1"
		fi
	fi
done

exit $result