[libvirt] question about the commands: domhostname and hostname

[Li Zhang]

On Thu, Sep 13, 2012 at 3:18 PM, Guido Günther <agx at sigxcpu.org> wrote:
> On Wed, Sep 12, 2012 at 08:40:12AM +0200, Martin Kletzander wrote:
>> On 09/12/2012 07:59 AM, Li Zhang wrote:
>> > Sorry for wrong subject prefix of my mail, correct it. -:)
>> >
>>
>> The [libvirt] tag in the prefix is done automatically, you don't have to
>> do that ;)
>>
>> > On Wed, Sep 12, 2012 at 1:57 PM, Li Zhang <zhlcindy at gmail.com> wrote:
>> >> Hi all,
>> >>
>> >> I am testing the virsh commands, and I found that these two commands:
>> >>  * domhostname
>> >>  * hostname
>> >>
>> >> From the manual of virsh commands:
>> >> * hostname
>> >>            Print the hypervisor hostname.
>> >> * domhostname domain
>> >>            Returns the hostname of a domain, if the hypervisor makes
>> >> it available
>> >>
>> >> It seems that both of them want to get the host name. What's the
>> >> difference between them?
>> >>
>>
>> Basically it's what's written. "virsh hostname" will give you the
>> hostname of the hypervisor (host), but "virsh domhostname <domain>" is
>> trying to get the hostname of the specified domain (guest).
>
> Qemu support is in the works:
>
> https://lists.gnu.org/archive/html/qemu-devel/2012-08/msg03821.html
>
> but it's stalled since I couldn't get virtio-serial to work on windows
> and didn't get a chance to revisit it yet.

Got it, I saw it. Thanks Guido.
I seems that it also needs some work in QEMU. :-)


> Cheers,
>  -- Guido
>
>>
>> >> From the source code, domhostname only is supported for openvz on 0.10.1.
>> >> Will this  be only for openvz in the future?
>> >>
>>
>> I don't know about anyone trying to work on this, but it doesn't mean it
>> won't change. It's possible to implement it for some other hypervisors
>> as well, but nobody had the need to, I guess.
>>
>> >> Any idea?
>> >>
>> >> Thanks a lot in advance. -:)
>> >>
>> >> --
>> >> Best Regards
>> >> -Li
>> >
>>
>> Martin
>>
>> --
>> libvir-list mailing list
>> libvir-list at redhat.com
>> https://www.redhat.com/mailman/listinfo/libvir-list
>>



-- 

Best Regards
-Li