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Re: [libvirt] test driver for interface config



On Fri, 2009-04-10 at 11:47 +0100, Daniel P. Berrange wrote:
> I'm afraid this isn't really going to fly. The libvirt public interface
> is defined by C library API/ABI, and the XML format. To provide the
> guarenteed stability & consistency of this interface across releases,
> we need to have the XML parser & formatting included in libvirt & used
> by all the driver impls. We used to have the situation where XML parsing
> was delegated to individual drivers, but that ultimately caused us
> painful inconsistency between drivers. 

Here though you're going excactly in the opposite direction: you will
have two different validators that are in danger of diverging, when you
could have just one.

> Now in the case of the netcf impl for the interface APIs, things will
> be nice & simple, because the incoming XML can be simply parsed & then
> reformatted back into same schema.

You don't even need to reformat - just pass the original string on.

David



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