#!/bin/bash
set -e
tmpdir=$(mktemp -d)
if [ ! -d $tmpdir ] ; then
echo "Failed to create tmp directory" >&2
exit 0
fi
tmpfile=$(mktemp)
if [ ! -w $tmpfile ] ; then
echo "Failed to create tmp file" >&2
exit 0
fi
# cleanup if aborted
trap "rm -rf $tmpdir $tmpfile" EXIT
RULESET1="add table x"
RULESET2="add table y"
RULESET3="include \"$tmpdir/*\""
echo "$RULESET1" > $tmpdir/table_x
echo "$RULESET2" > $tmpdir/table_y
echo "$RULESET3" > $tmpfile
$NFT -f $tmpfile
if [ $? -ne 0 ] ; then
echo "E: unable to load good ruleset" >&2
exit 1
fi