From 26ec09bf6b9b674a7e3a65fc9c12599bd81dfe0f Mon Sep 17 00:00:00 2001 From: Pablo Neira Ayuso Date: Wed, 22 Jul 2020 13:04:34 +0200 Subject: extensions: libxt_conntrack: provide translation for DNAT and SNAT --ctstate iptables-translate -t filter -A INPUT -m conntrack --ctstate DNAT -j ACCEPT nft add rule ip filter INPUT ct status dnat counter accept Signed-off-by: Pablo Neira Ayuso --- extensions/libxt_conntrack.txlate | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'extensions/libxt_conntrack.txlate') diff --git a/extensions/libxt_conntrack.txlate b/extensions/libxt_conntrack.txlate index 8a3d0181..d374f8a0 100644 --- a/extensions/libxt_conntrack.txlate +++ b/extensions/libxt_conntrack.txlate @@ -42,3 +42,10 @@ nft add rule ip filter INPUT ct direction original counter accept iptables-translate -t filter -A INPUT -m conntrack --ctstate NEW --ctproto tcp --ctorigsrc 192.168.0.1 --ctorigdst 192.168.0.1 --ctreplsrc 192.168.0.1 --ctrepldst 192.168.0.1 --ctorigsrcport 12 --ctorigdstport 14 --ctreplsrcport 16 --ctrepldstport 18 --ctexpire 10 --ctstatus SEEN_REPLY --ctdir ORIGINAL -j ACCEPT nft add rule ip filter INPUT ct direction original ct original protocol 6 ct state new ct status seen-reply ct expiration 10 ct original saddr 192.168.0.1 ct original daddr 192.168.0.1 ct reply saddr 192.168.0.1 ct reply daddr 192.168.0.1 ct original proto-src 12 ct original proto-dst 14 ct reply proto-src 16 ct reply proto-dst 18 counter accept + +iptables-translate -t filter -A INPUT -m conntrack --ctstate SNAT -j ACCEPT +nft add rule ip filter INPUT ct status snat counter accept + +iptables-translate -t filter -A INPUT -m conntrack --ctstate DNAT -j ACCEPT +nft add rule ip filter INPUT ct status dnat counter accept + -- cgit v1.2.3