#!/bin/bash
set -e
tmpfile1=$(mktemp -p .)
if [ ! -w $tmpfile1 ] ; then
echo "Failed to create tmp file" >&2
exit 0
fi
tmpfile2=$(mktemp -p .)
if [ ! -w $tmpfile2 ] ; then
echo "Failed to create tmp file" >&2
exit 0
fi
trap "rm -rf $tmpfile1 $tmpfile2" EXIT # cleanup if aborted
RULESET1="add table x"
RULESET2="include \"$tmpfile1\""
echo "$RULESET1" > $tmpfile1
echo "$RULESET2" > $tmpfile2
$NFT -f $tmpfile2
if [ $? -ne 0 ] ; then
echo "E: unable to load good ruleset" >&2
exit 1
fi