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Re: [libvirt] [PATCH RFC] Remove the Open Nebula driver



On Wed, Mar 23, 2011 at 03:22:12PM +0800, Daniel Veillard wrote:
> On Tue, Mar 22, 2011 at 02:08:00PM -0400, Laine Stump wrote:
> > On 03/22/2011 12:23 PM, Daniel P. Berrange wrote:
> > >The Open Nebula driver has been unmaintained since it was first
> > >introduced. The only commits have been for tree-wide cleanups.
> > >It also has a major design flaw, in that it only knows about guests
> > >that it has created itself, which makes it of very limited use.
> > >
> > >Discussions wrt evolution of the VMWare ESX driver, concluded that
> > >it should limit itself to single-node ESX operation and not try to
> > >manage the multi-node architecture of VirtualCenter. Open Nebula
> > >is a cluster like Virtual Center, not a single node system, so
> > >reasoning applies.
> > >
> > >The DeltaCloud project includes an Open Nebula driver and is a much
> > >better fit architecturally, since it is explicitly targetting the
> > >distributed multihost cluster scenario.
> > >
> > >Thus this patch deletes the libvirt Open Nebula driver with the
> > >recommendation that people use DeltaCloud for managing it instead.
> > 
> > I knew nothing about Open Nebula, so I went searching. I noticed the
> > following on its about page:
> > 
> > *"User Interfaces*: Unix-like command line and libvirt interface for
> > the management of the cloud infrastructure"
> > 
> > (http://opennebula.org/documentation:features)
> > 
> > Since they're claiming the libvirt driver as a feature, they will
> > probably have something to say about this removal. At the very least
> > they'll want to point to the DeltaCloud driver instead of libvirt.
> 
>   Agreed, we really need to give them a heads-up, which Eric is doing
> but that sounds premature for 0.9.0, unless they comment accordingly
> within a few days.

Given that they have now confirmed it can be removed, and is already
broken with current Open Nebula releases, any objections to me pushing
the patch for 0.9.0 ?


Daniel
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