[openstack-dev] [Nova][Neutron] nova-network in Icehouse and beyond

Christopher Yeoh cbkyeoh at gmail.com
Thu Jan 30 03:29:23 UTC 2014

On Thu, Jan 30, 2014 at 4:34 AM, Russell Bryant <rbryant at redhat.com> wrote:

> On 01/29/2014 12:45 PM, Daniel P. Berrange wrote:
> > I was thinking of an upgrade path more akin to what users got when we
> > removed the nova volume driver, in favour of cinder.
> >
> >   https://wiki.openstack.org/wiki/MigrateToCinder
> >
> > ie no guest visible downtime / interuption of service, nor running of
> > multiple Nova instances in parallel.
> Yeah, I'd love to see something like that.  I would really like to see
> more effort in this area.  I honestly haven't been thinking about it
> much in a while personally, because the rest of the "make it work" gaps
> have still been a work in progress.
> There's a bit of a bigger set of questions here, too ...
> Should nova-network *ever* go away?  Or will there always just be a
> choice between the basic/legacy nova-network option, and the new fancy
> SDN-enabling Neutron option?  Is the Neutron team's time better spent on
> OpenDaylight integration than the existing open source plugins?
So if nova-network doesn't go away this has implications for the V3 API as
it currently doesn't support
nova-network. I'm not sure that we have time to add support for it in
icehouse now, but if nova-network is
not going to go away then we need to add it to the V3 API or we will be
unable to ever deprecate the

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