#!/bin/bash

set -e

$NFT -f /dev/stdin <<EOF
table ip test {
	chain output { type filter hook output priority 0;
	}
}
EOF

# misses 'flags dynamic'
$NFT 'add set ip test dlist {type ipv4_addr; }'

# picks rhash backend because 'size' was also missing.
$NFT 'add rule ip test output udp dport 1234 update @dlist { ip daddr } counter'

tmpfile=$(mktemp)

trap "rm -rf $tmpfile" EXIT

# kernel has forced an 64k upper size, i.e. this restore file
# has 'size 65536' but no 'flags dynamic'.
$NFT list ruleset > $tmpfile

# this restore works, because set is still the rhash backend.
$NFT -f $tmpfile # success
$NFT flush ruleset

# fails without commit 'attempt to set_eval flag if dynamic updates requested',
# because set in $tmpfile has 'size x' but no 'flags dynamic'.
$NFT -f $tmpfile