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[孙玉新 <dragonetail@xxxxxxxxx>]

Thanks for you reply.

I prefer to modify the Nova code.


2013/1/11 Daniel P. Berrange <berrange@xxxxxxxxxx>

> On Fri, Jan 11, 2013 at 10:53:25PM +0800, 孙玉新 wrote:
> > Davide,
> >
> > If you use KVM, it's possible to enable audio.
> > Please refer  http://libvirt.org/formatdomain.html#elementsSound
> >
> > Here is some infomation about how to enable it in nova:
> >  http://www.gossamer-threads.com/lists/openstack/operators/21302
> >
> > Haven't test it, I think the steps should be:
> > 1. cp /usr/lib/python2.7/dist-packages/*nova*/virt/libvirt.xml.template
> > /etc/*nova/*
> > 2. add next line to *nova*.conf
> > --*libvirt_xml_template*=/etc/*nova*/libvirt.xml.template
> > 3. Edit /etc/*nova*/libvirt.xml.template, add the following lines:
> >
> >  <devices>
> >     <sound model='ich6'>
> >       <codec type='micro'/>
> >     <sound/>
> >   </devices>
> >
> > Hope this is helpful.
>
>
> That won't work on Folsom since the libvirt.xml.template no longer
> exists.  See my reply elsewhere in this thread for how todo it in
> the Nova code.  If you want to just hack it in without modifying
> Nova though, it is possible to use a libvirt hook script:
>
>   http://libvirt.org/hooks.html
>
> this is invoked by libvirt immediately prior to launching a guest,
> allowing you to modify the XML that is used.
>
> Daniel
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