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#!/bin/bash
set -e
tmpfile=$(mktemp)
if [ ! -w $tmpfile ] ; then
echo "Failed to create tmp file" >&2
exit 0
fi
trap "rm -rf $tmpfile" EXIT # cleanup if aborted
RULESET="define whitelist_v4 = { 1.1.1.1 }
table inet filter {
set whitelist_v4 { type ipv4_addr; }
}
add element inet filter whitelist_v4 \$whitelist_v4
"
echo "$RULESET" > $tmpfile
$NFT -f $tmpfile
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