From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED,USER_AGENT_SANE_1 autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D6138C33C9E for ; Mon, 3 Feb 2020 06:57:04 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id A6E1020721 for ; Mon, 3 Feb 2020 06:57:04 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727566AbgBCG5E (ORCPT ); Mon, 3 Feb 2020 01:57:04 -0500 Received: from orbyte.nwl.cc ([151.80.46.58]:40792 "EHLO orbyte.nwl.cc" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726045AbgBCG5E (ORCPT ); Mon, 3 Feb 2020 01:57:04 -0500 Received: from n0-1 by orbyte.nwl.cc with local (Exim 4.91) (envelope-from ) id 1iyVfG-0001e8-PX; Mon, 03 Feb 2020 07:56:58 +0100 Date: Mon, 3 Feb 2020 07:56:58 +0100 From: Phil Sutter To: Florian Westphal Cc: "Serguei Bezverkhi (sbezverk)" , "netfilter-devel@vger.kernel.org" Subject: Re: Proxy load balancer rules Message-ID: <20200203065658.GT19873@orbyte.nwl.cc> Mail-Followup-To: Phil Sutter , Florian Westphal , "Serguei Bezverkhi (sbezverk)" , "netfilter-devel@vger.kernel.org" References: <20200131140909.GR28318@orbyte.nwl.cc> <20200131220558.GI795@breakpoint.cc> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200131220558.GI795@breakpoint.cc> User-Agent: Mutt/1.10.1 (2018-07-13) Sender: netfilter-devel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netfilter-devel@vger.kernel.org Hi Florian, On Fri, Jan 31, 2020 at 11:05:58PM +0100, Florian Westphal wrote: > Phil Sutter wrote: > > Hi Serguei, > > > > On Thu, Jan 30, 2020 at 05:12:07PM +0000, Serguei Bezverkhi (sbezverk) wrote: > > [...] > > > > > > ! > > > ! -m recent --rcheck --seconds 10800 --reap --rsource - keywords I am looking for equivalent in nftables > > > ! > > > > > > -A KUBE-XLB-BAJ42O6WMSSB7YGA -m comment --comment "services-9837/affinity-lb-esipp-transition:" -m recent --rcheck --seconds 10800 --reap --name KUBE-SEP-JAOQ4ZBNFGZ34AZ4 --mask 255.255.255.255 --rsource -j KUBE-SEP-JAOQ4ZBNFGZ34AZ4 > > > -A KUBE-XLB-BAJ42O6WMSSB7YGA -m comment --comment "services-9837/affinity-lb-esipp-transition:" -m recent --rcheck --seconds 10800 --reap --name KUBE-SEP-WLHDVQTL57VBPURE --mask 255.255.255.255 --rsource -j KUBE-SEP-WLHDVQTL57VBPURE > > > -A KUBE-XLB-BAJ42O6WMSSB7YGA -m comment --comment "services-9837/affinity-lb-esipp-transition:" -m recent --rcheck --seconds 10800 --reap --name KUBE-SEP-5XWCIKNI3M4MWAMU --mask 255.255.255.255 --rsource -j KUBE-SEP-5XWCIKNI3M4MWAMU > > > > There is no direct equivalent for recent extension in nftables (yet). > > Do we need one? All use cases I've seen can be handled via set infra. Me neither, but in theory there are hard to achieve (--hitcount) or even missing (--rttl) features. Support in iptables-translate would be interesting, too, but that's a different kettle of fish. :) Cheers, Phil