Re: [Qemu-devel] Re: Machine-readable or parseable qemu output

[Anthony Liguori]

Daniel P. Berrange wrote:
> On Wed, Jan 14, 2009 at 04:40:05PM +0530, Amit Shah wrote:
>   
> > Hello,
> >
> > Continuing from the thread at [1], building on Daniel's suggestions, I
> > have jot down a few points as to how a libqemumonitor API could be
> > developed.
> >
> > To recap, there has to be an interface to the qemu monitor in
> > a way that wouldn't break even if the monitor output changes. This API
> > will remain the same, so that consumers (libvirt, etc) can safely
> > integrate with the monitor.
> >
> > Please see Dan's email at [1] to get the background details.
> >
> > [1] http://www.mail-archive.com/address@hidden/msg14615.html
> >
> > Here are some initial thoughts. Comments?
> >     
>
> I'd like to add one more requirement
>
>  - Works with existing QEMU monitor for releases >= 0.8.0
>   

I think this is a bad requirement.

> This is because libvirt currently supports all QEMU >= 0.8.0,

libvirt has no bearing on upstream QEMU support :-)

>  so if
> we're to be able to make use of this library we can't restrict it
> to just new releases.

But you can conditionally use the new library instead of your custom 
parsing code for newer QEMU versions.

Regards,

Anthony Liguori