Date: Wed, 12 Dec 2007 15:16:32 -0800 From: Julian Elischer <julian@elischer.org> To: Max Laier <max@love2party.net> Cc: freebsd-net@freebsd.org Subject: Re: bikeshed for all! Message-ID: <47606BD0.7050005@elischer.org> In-Reply-To: <200712130007.20720.max@love2party.net> References: <476061FD.8050500@elischer.org> <200712130007.20720.max@love2party.net>
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Max Laier wrote: > On Wednesday 12 December 2007, Julian Elischer wrote: >> So, I'm playing with some multiple routing table support.. >> the first version is a minimal impact version with very limited >> functionality. It's done that way so I can put it in RELENG_6/7 without >> breaking ABIs (I hope). Later there will be a more flexible version >> for-current. >> >> Here's the question.. >> >> I need a word to use to describe the network view one is currently on.. >> e.g. if you are usinghe second routing table, you could say I've set >> xxx to 1 (0 based).. >> >> >> current;y in my code I'm using 'universe' but I don't like that.. >> >> one could think of it as a routing plane.. >> each routing plane has he same interfaces on it but they are logically >> treated differently becasue each plane has a different routing table. >> >> >> so here's an axample of it in use now... >> the names should change... >> >> setuniverse 1 netstat -rn >> [shows table 1] >> setuniverse 2 route add 10.0.0.0/24 192.168.2.1 >> setuinverse 1 route add 10.0.0.0/24 192.168.3.1 >> setuniverse 2 route -n get 10.0.0.3 >> [shows 192.168.2.1] >> setuniverse 1 route -n get 10.0.0.3 >> [shows 192.168.3.1] >> setuniverse 2 start_apache >> [appache starts, always using 192.168.2.1 to reach the 10.0.0 net. >> >> >> also the syscall is setuniverse() >> >> so, you see I really need a better name.... >> setrtab? >> >> rtab? rtbl? >> >> and the command should be called "????" > > FWIW, OpenBSD just added a "-T num" switch to concerned programs like > route and netstat. As far as I can tell they rely entirely on pf to > select a table - so there is no way to start a program "inside" a certain > network view. OTOH, how - in your system - would you decide which table > to use for forwarded packets? ipfw/pf/ipf rule (not yet added) :-) > > More to the bikeshed pov, "universe" seems rather broad. "netview" comes > to mind. "rtabselect", though that has a lot of characters, but then > again "setuniverse" is even one char longer ;) >
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