net/netfilter/nft_conntrack_helper.sh

21 	ip netns pids "$ns1" | xargs kill 2>/dev/null
23 	ip netns del "$ns1"
29 setup_ns ns1 ns2
31 if ! ip link add veth0 netns "$ns1" type veth peer name veth0 netns "$ns2" > /dev/null 2>&1;then
36 ip -net "$ns1" link set veth0 up
39 ip -net "$ns1" addr add 10.0.1.1/24 dev veth0
40 ip -net "$ns1" addr add dead:1::1/64 dev veth0 nodad
120 	ip netns exec "$ns1" socat -u -4 STDIN TCP:10.0.1.2:"$port" < /dev/null > /dev/null
122 	check_for_helper "$ns1" "ip $msg" "$port" "$autoassign"
129 	ip netns exec "$ns1" conntrack -F 2> /dev/null
135 	ip netns exec "$ns1" socat -t 3 -u -6 STDIN TCP:"[dead:1::2]":"$port" < /dev/null > /dev/null
137 	check_for_helper "$ns1" "ipv6 $msg" "$port"
141 if ! load_ruleset_family ip "$ns1"; then
142 	echo "FAIL: ${ns1} cannot load ip ruleset" 1>&2
146 if ! load_ruleset_family ip6 "$ns1"; then
147 	echo "SKIP: ${ns1} cannot load ip6 ruleset" 1>&2
152 	echo "SKIP: ${ns1} cannot load inet ruleset" 1>&2
167 ip netns exec "$ns1" sysctl -qe 'net.netfilter.nf_conntrack_helper=1'