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Re: [PATCH 10/12] L2 network namespace: playing with pass-throughdevice [message #8980 is a reply to message #8978]

Tue, 12 December 2006 14:04

Mishin Dmitry
Messages: 112
Registered: February 2006

Senior Member

On Tuesday 12 December 2006 16:59, Daniel Lezcano wrote:
> Dmitry Mishin wrote:
> > Temporary code to debug and play with pass-through device.
> > Create device pair by
> > modprobe veth
> > echo 'add veth1 0:1:2:3:4:1 eth0 0:1:2:3:4:2' >/proc/net/veth_ctl
> > and your shell will appear into a new namespace with `eth0' device.
> > Configure device in this namespace
> > ip l s eth0 up
> > ip a a 1.2.3.4/24 dev eth0
> > and in the root namespace
> > ip l s veth1 up
> > ip a a 1.2.3.1/24 dev veth1
> > to establish a communication channel between root namespace and the newly
> > created one.
> >
> > Code is done by Andrey Savochkin and ported by me over Cedric'c patchset
> >
> > Signed-off-by: Dmitry Mishin <dim@openvz.org>
> >
>
> [ ... ]
>
> >
> > --- linux-2.6.19-rc6-mm2.orig/include/linux/net_namespace.h
> > +++ linux-2.6.19-rc6-mm2/include/linux/net_namespace.h
> > @@ -24,6 +24,9 @@ struct net_namespace {
> > int fib4_trie_last_dflt;
> > #endif
> > unsigned int hash;
> > + struct net_namespace *parent;
> > + struct list_head child_list, sibling_list;
> > + unsigned int id;
> > };
>
> Why do yo need to have a child list and sibling list ?
Because of the level2<->level3 hierarchy, for example.

--
Thanks,
Dmitry.

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[Message index]

		Re: [PATCH 10/12] L2 network namespace: playing with pass-through device By: Daniel Lezcano on Tue, 12 December 2006 13:59
		Re: [PATCH 10/12] L2 network namespace: playing with pass-throughdevice By: Mishin Dmitry on Tue, 12 December 2006 14:04
		Re: [PATCH 10/12] L2 network namespace: playing with pass-through device By: Daniel Lezcano on Tue, 12 December 2006 14:10
		Re: [PATCH 10/12] L2 network namespace: playing with pass-through device By: Mishin Dmitry on Tue, 12 December 2006 14:12
		Re: [PATCH 10/12] L2 network namespace: playing with pass-through device By: Daniel Lezcano on Tue, 12 December 2006 14:19
		Re: [PATCH 10/12] L2 network namespace: playing with pass-throughdevice By: Mishin Dmitry on Tue, 12 December 2006 14:26
		Re: [PATCH 10/12] L2 network namespace: playing with pass-through device By: Vlad Yasevich on Tue, 12 December 2006 14:52
		Re: [PATCH 10/12] L2 network namespace: playing with pass-through device By: Daniel Lezcano on Tue, 12 December 2006 15:50
		Re: [PATCH 10/12] L2 network namespace: playing with pass-through device By: Herbert Poetzl on Wed, 13 December 2006 07:18
		Re: [PATCH 10/12] L2 network namespace: playing with pass-through device By: Daniel Lezcano on Wed, 13 December 2006 09:36

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