[Devel] Re: [RFC][PATCH] Improve NFS use of network and mount namespaces

[Eric W. Biederman]

Trond Myklebust <trond.myklebust at fys.uio.no> writes:

> Finally, what happens if someone decides to set up a private socket
> namespace, using CLONE_NEWNET, without also using CLONE_NEWNS to create
> a private mount namespace? Would anyone have even the remotest chance in
> hell of figuring out what filesystem is mounted where in the ensuing
> chaos?

Good question.  Multiple NFS servers with the same ip address reachable
from the same machine sounds about as nasty pickle as it gets.

The only way I can even imagine a setup like that is someone connecting
to a vpn.  So they are behind more than one NAT gateway.

Bleh NAT sucks.

Eric
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