Date: Tue, 8 May 2001 09:49:47 +0400 (MSD) From: "Vladimir B. Grebenschikov" <vova@express.ru> To: Julian Elischer <julian@elischer.org> Cc: "Vladimir B. Grebenschikov" <vova@express.ru>, freebsd-net@FreeBSD.ORG Subject: Re: netgraph interface names Message-ID: <15095.35067.813462.898426@vbook.express.ru> In-Reply-To: <3AF6E39A.A7447268@elischer.org> References: <15092.6166.422647.927779@vbook.express.ru> <3AF6E39A.A7447268@elischer.org>
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Julian Elischer writes:
> I was thinking of doing this..
>
> but slightly differnt....
> renaming the node would change the interface name too.
> but what you have would work as well.
Only problem it is no hook between node renaming code in ng_base.c and
interface allocation code in ng_iface.c
below more extended patch, that supports allocation first free
interface with name "ifname#".
> "Vladimir B. Grebenschikov" wrote:
> >
> > Tring to use netgraph system for some pruposes
> > (frame-relay/tunneling/sync) I found that it is too complicated to
> > follow naming schemes for different clients, and build firewall
> > tables And not very clean witch ngX for what.
> >
> > There two patches:
> >
> > first allow name netgraph network interface.
> >
> > # ngctl msg ng0: setifname \"sync0\"
> >
> > will name interace ng0 as sync0
> >
> > second patch allows rename already named netgraph node (I don't understand why
> > netgraph designers don't allow this)
> >
> > # ngctl name ng0: sync0
> >
> > so small script will easy create interface:
> >
> > mkif() {
> > name="$1"
> > ngname=`( echo "mkpeer iface dummy inet"; echo "msg .:dummy getifname" ) \
> > | ngctl -f - | perl -n -e '/Args:\s+\"(ng\d+)\"/ && print "$1\n";'`
> > if [ "$name" != "" ]; then
> > ngctl msg $ngname: setifname \"$name\"
> > ngctl name $ngname: $name
> > ngname=$name
> > fi
> > }
> >
> > # SYNC interfaces
> > mkif sync0
> > # some other netgraph stuff
> >
> > mkif sync1
> > ...
> > mkif sync2
> > ...
> >
> > # framerelay
> > mkif frm0
> > ...
> > mkif frm1
> > ...
> >
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> --
> __--_|\ Julian Elischer
> / \ julian@elischer.org
> ( OZ ) World tour 2000-2001
> ---> X_.---._/
--
TSB Russian Express, Moscow
Vladimir B. Grebenschikov, vova@express.ru
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