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On 08/06/2013 10:08 PM, Kaushik Chandrashekar wrote:
> Hi All,
> 
> We are working on adding hypervisors version support for xen,
> https://blueprints.launchpad.net/nova/+spec/xen-support-for-hypervisor-versions
> 
> The initial design is,
> 
>  1. The image would have a property with hypervisor version
>     requirements, in this format '>=6.0,<6.2'
>  2. The host state manager would have the hypervisor version loaded in
>     (6,0,1) format.
>  3. If the hypervisor versions are present in both of these, the
>     image_props_filter would filter hypervisors based on them.
>     https://review.openstack.org/#/c/36073/15/nova/scheduler/filters/image_props_filter.py
> 
> We want to generalise this versioning for all hypervisors. So we are
> thinking of having "a.b.c.d" or (a, b, c ,d) as the version type where
> a, b, c, d are numbers. Do you see any hypervisors that have a different
> versioning format?

That seems sane to me.  If anything uses a version that isn't already
numeric, surely it could be mapped into a numeric scheme.  If it can't,
then their versioning scheme is bonkers, IMO.  :-)

-- 
Russell Bryant