Date: Wed, 19 Jan 2005 15:34:26 +0300 From: Gleb Smirnoff <glebius@freebsd.org> To: Andre Oppermann <andre@freebsd.org>, Julian Elischer <julian@elischer.org> Cc: net@freebsd.org Subject: Re: [TEST/REVIEW] ng_ipfw: node to glue together ipfw(4) andnetgraph(4) Message-ID: <20050119123426.GA7825@cell.sick.ru> In-Reply-To: <41EE3361.8D27FF5B@freebsd.org> References: <20050117200610.GA90866@cell.sick.ru> <20050118183558.GA15150@odin.ac.hmc.edu> <41ED8D63.8090205@elischer.org> <20050119084526.GA5119@cell.sick.ru> <41EE2933.4090404@elischer.org> <20050119093608.GA5712@cell.sick.ru> <41EE3361.8D27FF5B@freebsd.org>
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On Wed, Jan 19, 2005 at 11:16:01AM +0100, Andre Oppermann wrote: A> > On Wed, Jan 19, 2005 at 01:32:35AM -0800, Julian Elischer wrote: A> > J> If each active divert socket number had a pointer to the module to which it A> > J> was attached then you could divert to either in-kernel netgraph targets or A> > J> to userland socket based targets. Currently of you divert to a divert A> > J> 'port number' and nothing is attached to it, the packet is dropped. A> > J> If a divert socket is attached to it, it is sent ot teh socket. A> > J> I would just suggest that is not a great leap of imagination that A> > J> attaching to a hook named 3245 would attach a netgrpah hook to the ipfw A> > J> code in the sam enamespace as the divert portnumber, and that a A> > J> subsequent attempt to attach a divert socket to that port number woild A> > J> fail. The packets diverted there would simply go to the netgraph hook A> > J> instead of going to a socket or being dropped. A> > A> > I understand your idea now. I'll work in this direction. A> A> I like Julian's idea. And if you look at the mtag's the only thing that A> is extracted is the rule number for divert, dummynet and netgraph (your A> patch). Ideally this should be merged into one tag if possible and not A> an architectual hack. When writing node, I was thinking about merging this into one tag. However, I expected negative response to this idea, from other developers. Anyone else agree that these tags should be merged? -- Totus tuus, Glebius. GLEBIUS-RIPN GLEB-RIPE
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