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Re: [libvirt] [PATCH][RFC] adding a title to the domain description informations

On Tue, Jan 24, 2012 at 08:06:31AM -0700, Eric Blake wrote:
> On 01/24/2012 07:18 AM, Daniel Veillard wrote:
> >  The idea is that currently we have only the domain name usable as
> > a description for the domain. It is not really a good human readable
> > identifier, as the kind of string allowed is limited (no space for
> > example). The idea would then be to extend the existing <description>
> > field in the domain XML to keep 40 or less character string to describe
> > a domain and provide that information later for example in an extended
> > virsh list command or for other interfaces.
> >   While the idea is simple, see attached patch for this, it becomes more
> > complex when one tries to make accessors to set/get that title for a
> > domain, since it's mutable and possibly could be coming from the
> > hypervisor itself (is there anything like this in VMWare or VirtualBox?)
> > it should to be implemented down at the driver level. Is that worth the
> > effort ? If we go that route should we do this for other objects
> > (network, storage, etc ...) too in the end ?
> > 
> > here is a basic patch for just the XML side to give an idea, but
> > adding APIs is far more work.
> > 
> >   Opinions ?
> Looks like this is more or less identical to Peter's proposal to add a
> <title> element:
> https://www.redhat.com/archives/libvir-list/2012-January/msg00710.html
> so I'm all for the idea (not sure whether your patch or Peter's is
> better for the idea).

IMHO using a element is preferrable to an attribute, particularly
since we're also adding a <metadata> attribute.

> As far as I know, the title is _not_ coming from the hypervisor itself,
> nor is it guest-visible; it is merely metadata from the host's perspective.

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