Re: [Libvir] Proposal for the storage API (for discussion only)

On Fri, Oct 19, 2007 at 11:05:30AM +0100, Richard W.M. Jones wrote: > Daniel Veillard wrote: >> On Fri, Oct 19, 2007 at 09:53:27AM +0100, Richard W.M. Jones wrote: >>> Daniel P. Berrange wrote: >>>> Using structures in the public API is not in keeping with the rest of >>>> the libvirt APIs. We should be using XML for the main metadata >>>> description >>>> of volumes & pools. >>> No, that doesn't make sense. XML for an API is a hack. It's hard to >> I disagree with you. XML is perfectly suitable for descriptions, >> especially when you need extendability and you can't control the future >> range >> of extensions. It's not proper for 'runtime' operations, but as a way to >> describe complex structures I find it fills its role perfectly. > These are not complex structures. It's a list of volumes, and each > volume has 3 or 4 attributes (name, total size, free space, and a few > flags). They are not complex /currently/ because they are missing a lot of the metadata we will need for a complete solution.