Date: Wed, 2 Mar 2011 22:00:01 +0000 (UTC) From: "Bjoern A. Zeeb" <bzeeb-lists@lists.zabbadoz.net> To: Giorgos Keramidas <keramida@ceid.upatras.gr> Cc: FreeBSD Net <freebsd-net@freebsd.org>, Ivo Vachkov <ivo.vachkov@gmail.com>, Doug Barton <dougb@freebsd.org> Subject: Re: Proposed patch for Port Randomization modifications according to RFC6056 Message-ID: <20110302215921.N13400@maildrop.int.zabbadoz.net> In-Reply-To: <xeiaei7lzwg6.fsf@kobe.laptop> References: <AANLkTi=rF%2BCYiNG7PurPtrwn-AMT9cYEe90epGAJDwDq@mail.gmail.com> <4D411CC6.1090202@gont.com.ar> <AANLkTinvg5tft8xockuuV9g5QYd36ko9qO4YCvy5bkJ1@mail.gmail.com> <4D431258.8040704@FreeBSD.org> <xeiaei7lzwg6.fsf@kobe.laptop>
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On Sat, 5 Feb 2011, Giorgos Keramidas wrote: Hi, > On Fri, 28 Jan 2011 11:00:40 -0800, Doug Barton <dougb@FreeBSD.org> wrote: >> I haven't reviewed the patch in detail yet but I wanted to first thank >> you for taking on this work, and being so responsive to Fernando's >> request (which I agreed with, and you updated before I even had a >> chance to say so). :) > > Thanks from me too. > >> My one comment so far is on the name of the sysctl's. There are 2 >> problems with sysctl/variable names that use an rfc title. The first is >> that they are not very descriptive to the 99.9% of users who are not >> familiar with that particular doc. The second is more esoteric, but if >> the rfc is subsequently updated or obsoleted we're stuck with either an >> anachronism or updating code (both of which have their potential areas >> of confusion). >> >> So in order to avoid this issue, and make it more consistent with the >> existing: >> >> net.inet.ip.portrange.randomtime >> net.inet.ip.portrange.randomcps >> net.inet.ip.portrange.randomized >> >> How does net.inet.ip.portrange.randomalg sound? I would also suggest >> that the second sysctl be named >> net.inet.ip.portrange.randomalg.alg5_tradeoff so that one could do >> sysctl net.inet.ip.portrange.randomalg' and see both values. But I won't >> quibble on that. :) > > It's a usability issue too, so I'd certainly support renaming the > sysctls to something human-friendly. It's always bad enough to go > through look at a search engine to find out what net.inet.rfc1234 > means. It's worse when RFC 1234 has been obsoleted a few years ago > and now it's called RFC 54321. has anything of that ever happened and led to an updated patch again? /bz -- Bjoern A. Zeeb You have to have visions! Stop bit received. Insert coin for new address family.
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