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Re: [Xen-devel] Re: find domain name from domid?

At 17:50 +0900 on 17 Dec (1229536230), Jun Koi wrote:
> On Wed, Dec 17, 2008 at 5:28 PM, Keir Fraser <keir.fraser@xxxxxxxxxxxxx> 
> wrote:
> > On 17/12/2008 04:23, "Jun Koi" <junkoi2004@xxxxxxxxx> wrote:
> >
> >>> And vice versa, any quick way to find domid from domain name (with libxc)?
> >>
> >> Clearly we can get domain name from xenstore, given its domid. But
> >> vice versa (name --> domid), I dont see any way beside scanning the
> >> xenstore tree. And that seems suboptimal to me. Idea?
> >
> > Why would you want to do that?
> 
> I need that so my program can work with domain name, rather than with
> "less meaning full" domid. Now given the domain name, I must find its
> domid, since all libxc functions work with domid, but not domain name.

Xen doesn't care what a domain is called and so neither should libxc;
syntactic sugar like that lives higher up the toolstack.

But to answer your actual question, I don't think there's any option
other than walking xenstore looking for a name or asking xend (which is
unlikely to be much faster).

Cheers,

Tim.

-- 
Tim Deegan <Tim.Deegan@xxxxxxxxxx>
Principal Software Engineer, Citrix Systems (R&D) Ltd.
[Company #02300071, SL9 0DZ, UK.]

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