Date: Thu, 24 Jul 2003 08:16:46 +0300 From: Ruslan Ermilov <ru@freebsd.org> To: Krzysztof Drewicz <hunter24@pancake.sggw.waw.pl> Cc: freebsd-net@freebsd.org Subject: Re: libalias/natd and identd support Message-ID: <20030724051646.GB89174@sunbay.com> In-Reply-To: <20030724003908.GA15877@raszyn.pl> References: <20030724003908.GA15877@raszyn.pl>
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[-- Attachment #1 --] On Thu, Jul 24, 2003 at 02:39:08AM +0200, Krzysztof Drewicz wrote: > Right now when natd'ing boxes one have to supply a random (fake) ident > respone, or simply RST on tcp/135. Libalias&natd could provide simple way > to ask 'what is real src ip/port' by knowing outgoin port and IP combination. > > I've written small patch for that. Natd binds additonal AF_UNIX/DGRAM > socket, and asks libalias about connections. > > They can be fetched from here: http://pancake.sggw.waw.pl/~hunter24/libalias/ > > Maybe someone could help me w/ integrating 'client.c' > into oidentd/src/freebsd.c file or merge it with current development tree ? > > /usr/src/lib/libalias # cvs diff -u -N -d alias.h alias_db.c | wc -l > 157 > /usr/src/sbin/natd # cvs diff -u -b -N -d . | wc -l > 317 > /usr/src/sbin/natd # wc -l client.c ident.c > 89 client.c > 48 ident.c > 137 total > Last time I looked into it a few years ago, it turned out that we lack some info (sorry, I don't remember the details) to answer IDENT queries correctly. But since you have a patch, perhaps you have solved this problem. Please file a PR for that; I will look into it when I get to libalias/natd PRs. Cheers, -- Ruslan Ermilov Sysadmin and DBA, ru@sunbay.com Sunbay Software Ltd, ru@FreeBSD.org FreeBSD committer [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.2.1 (FreeBSD) iD8DBQE/H2u+Ukv4P6juNwoRAoI+AJ917wbgSXae91zikZUHtzbGCChgawCeOZdU zRE9OOe+oPslwTFCqXa/yJg= =SP/M -----END PGP SIGNATURE-----help
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