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Re: [libvirt] [Libguestfs] get virtual machine`s ip address

Do you have any hints or ideas about my situation ?
Assuming that I'm running these programs in a safe environment and I don't concern about security problems.

Tho Huynh.

On 11-05-2012, at 00:51, "Richard W.M. Jones" <rjones redhat com> wrote:

> On Thu, May 10, 2012 at 08:24:31AM -0700, THO HUYNH wrote:
>> I`m writing 2 simple socket programs: Client program runs on guest,
>> server program runs on host machine.
>> The server need the dom xml name of the guest which is running the
>> client program and the only information the server program has is
>> the guest`s ip address. [...]  Is there another way to get the dom
>> xml name of a guest from an ip address (if the ip address belongs to
>> that guest).
> CC'd to libvir-list, since this is really a libvirt question.
> The trouble with the architecture you've described is that it relies
> on the IP source address for authentication, one of those things you
> should never do if you care about security:
> https://en.wikipedia.org/wiki/IP_address_spoofing
> Maybe because it's TCP, and it's a closed system with a firewall, you
> can get away with it.
> Rich.
> -- 
> Richard Jones, Virtualization Group, Red Hat http://people.redhat.com/~rjones
> virt-p2v converts physical machines to virtual machines.  Boot with a
> live CD or over the network (PXE) and turn machines into Xen guests.
> http://et.redhat.com/~rjones/virt-p2v

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