On 11.05.2012 02:29, Văn Thọ wrote: > 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. If you are able to get the MAC belonging to the IP address you can then grep /etc/libvirt/qemu/*.xml (assuming you are using qemu) for that MAC address. It will return the name of the guest. Michal > > Tho Huynh. > > On 11-05-2012, at 00:51, "Richard W.M. Jones" <rjones@xxxxxxxxxx> 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 > > -- > libvir-list mailing list > libvir-list@xxxxxxxxxx > https://www.redhat.com/mailman/listinfo/libvir-list -- libvir-list mailing list libvir-list@xxxxxxxxxx https://www.redhat.com/mailman/listinfo/libvir-list