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Date:   Fri, 31 Jan 2020 23:05:58 +0100
From:   Florian Westphal <fw@strlen.de>
To:     Phil Sutter <phil@nwl.cc>,
        "Serguei Bezverkhi (sbezverk)" <sbezverk@cisco.com>,
        Florian Westphal <fw@strlen.de>,
        "netfilter-devel@vger.kernel.org" <netfilter-devel@vger.kernel.org>
Subject: Re: Proxy load balancer rules
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Phil Sutter <phil@nwl.cc> 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.