Re: [RFC][PATCH 2/4] sunrpc: Use utsnamespaces

From: Matt Helsley
Date: Tue Jan 06 2009 - 22:45:10 EST


On Tue, 2009-01-06 at 19:23 -0500, Trond Myklebust wrote:
> On Tue, 2009-01-06 at 19:20 -0500, J. Bruce Fields wrote:
> > If it would be possible, for example, for the 'init' namespace to have
> > no network interfaces at all, then it would be nicer to use a name
> > that's at least been used with nfs at *some* point--just on the general
> > principle of not leaking information to a domain that the user wouldn't
> > expect it to.
>
> Then RPC would fail. Thanks to the limitations imposed by selinux &
> friends, all RPC sockets have to be owned by the init process.

Interesting -- I'm not familiar with this requirement of selinux. Must
it be the init process of the initial pid namespace or could any pid
namespace's init process own it?

Cheers,
-Matt Helsley

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