[openstack-dev] [tripleO][Neutron] neutron-lbaas agent service placement
openstack at nemebean.com
Fri Mar 18 14:43:50 UTC 2016
On 03/16/2016 05:29 AM, Qasim Sarfraz wrote:
> Thanks Ben.
> On Tue, Mar 15, 2016 at 10:51 PM, Ben Nemec <openstack at nemebean.com
> <mailto:openstack at nemebean.com>> wrote:
> On 03/14/2016 10:18 AM, Qasim Sarfraz wrote:
> > Hi Triple-O folks,
> > I was planning to enable neutron-lbaas-agent on a overcloud deployment
> > but couldn't find any useful documentation. Can someone please point me
> > to the required documentation? Is there a heat/puppet workflow available
> > for this service?
> > Also I had following questions regarding neutron-lbaas service placement:
> > * I am not able to find a network node or neutron node role in
> > templates  consequently the service will be placed on
> > controllers. Correct?
> Yeah, there's work under way to allow custom placement of services, but
> for the moment it would probably need to run on the controllers.
> Makes sense. Is there a discussion going on for this or some patch set
> adding this functionality? I will be happy to be part of that effort.
I'm not aware of anything right now.
> > * Is it possible to run multiple instances of this service and use
> > HAproxy to provide VIP to the services?
> Assuming the service supports this, it should be doable.
> > * Is it possible to run the service on the compute nodes? If yes is
> > there a installation workflow for this.
> It's possible, but to my knowledge there isn't any existing support for
> LBaaS in TripleO. To enable it, you would need to:
> -Add it to the TripleO loadbalancer puppet manifest:
> -Add> the necessary hieradata to enable it in tripleo-heat-templates.
> This is assuming there is existing puppet support for it. If not, there
> would be some additional steps to get that into the puppet modules
> we use.
> Thanks for the pointer. I will have to add support in  and take care
> of heat/puppet/hiera workflow for automated installation. Correct?
Yep, that's pretty much it.
> - https://github.com/openstack/tripleo-heat-templates/blob/master/puppet/manifests/overcloud_controller_pacemaker.pp
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> Qasim Sarfraz
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