[openstack-dev] [Nova][Neutron] Thoughts on the nova<->neutron interface
blak111 at gmail.com
Fri Jan 23 00:34:52 UTC 2015
I can't imagine how MPLS/RSVP is suitable for the communications between
Nova and Neutron. Can you elaborate on what you meant?
On Thu, Jan 22, 2015 at 9:36 AM, Akilesh K <akilesh1597 at gmail.com> wrote:
> I had always wanted this to happen. It is really frustrating when nova
> throws wierd python exceptions and difficult to comprehend log messages.
> If the developers do agree to clean up the interface I would suggest they
> make use of some well knows protocol (mpls/rsvp) to do this, instead of
> relying on custom south-bound api calls.
> Ageeleshwar K
> On Thu, Jan 22, 2015 at 9:39 PM, Sean Dague <sean at dague.net> wrote:
>> On 01/22/2015 10:28 AM, Salvatore Orlando wrote:
>> > Hi,
>> > We have attempted several times to start a conversation around the
>> > interface between nova and neutron and its problems, starting with the
>> > fact that it's chatter than two Italians arguing about football (*).
>> > Indeed the first attempt at fixing these problems goes back to the Fall
>> > 2012 summit . While we probably don't want to introduce yet another
>> > service to this aim, it might be worth giving another shot at having
>> > these two project communicate in a decent way. I know that other
>> > developers are interested in this and are probably even already actively
>> > working on this topic.
>> > In my opinion it might not be such a bad idea to start this conversation
>> > at the upcoming nova meetup, if there will be enough interest from the
>> > participants. I have started the etherpad  for discussing issues of
>> > the current implementation, goals, architecture, and design.
>> > As for timelines, it is very likely already too late for shipping this
>> > in Kilo, but we're probably still on time for completing this work by
>> > the "L" release.
>> > Salvatore
>> > (*) being Italian I am entitled to make jokes about Italians without
>> > offending anyone, I hope.
>> >  https://etherpad.openstack.org/p/grizzly-newtonian
>> >  https://etherpad.openstack.org/p/nova-neutron-interface-rework
>> Interesting stuff. I conceptually like the idea of nova-compute doing
>> the leg work for sub resources (like the network) as it feels like error
>> handling is simpler given it's closeness to the actual VMs that are
>> I also like the idea of considering the RPC interface. What kind of
>> stability / versioning exists on the Neutron RPC interface?
>> Sean Dague
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