[rdo-dev] [TRIPLEO] - ZUN Support in TripleO

[Marios Andreou]

On Tue, Jun 29, 2021 at 4:45 PM Sean Mooney <smooney at redhat.com> wrote:
>
> On Tue, 2021-06-29 at 15:52 +0530, Lokendra Rathour wrote:
> > Hi Marios,
> > Thank you for the information.
> >
> > With respect to the *second question*, please note:
> > "is there any alternative to deploy containerize services in TripleO?"
> >
> > In our use case, in addition to having our workloads in VNFs, we also want
> > to have containerized deployment of certain workloads on top of OpenStack.
> > Zun service could give us that flexibility. Is there any reason that
> > deployment of Zun with TripleO is not supported? And is there an
> > alternative to Zun that the community is using in productions for deploying
> > containerized workloads on top of OpenStack?
>
> i think marios's resopnce missed that zun is the containers as a service project
> which provide an alternitive to nova or ironci to provision compute resouces as containers
> directly on the physical hosts. in ooo term deploying tenant contaienrs directly on the overcloud host
> with docker or podman.

indeed I did as I got from Lokendra's reply earlier

>
> i dont think ooo currently supports this as it is not listed in https://opendev.org/openstack/tripleo-heat-templates/src/branch/master/deployment
> so to answer your orginal questrion this does not appear to be currently supported.

and this isn't somethign I have seen brought up on the irc meetings,
ptg or elsewhere. That isn't to say it's impossible (it may be, i just
don't know enough about it to say right now ;)). Of course anyone is
free to propose  a spec about how this might look and get some
feedback before working on it in tripleo.


regards, marios

> >
> > please advise.
> >
> > Regards,
> > Lokendra
> >
> >
> > On Tue, Jun 29, 2021 at 3:16 PM Marios Andreou <marios at redhat.com> wrote:
> >
> > >
> > >
> > > On Tue, Jun 29, 2021 at 11:36 AM Lokendra Rathour <
> > > lokendrarathour at gmail.com> wrote:
> > >
> > > >
> > > > Hello Everyone,
> > > > We are curious in understanding the usage of ZUN Sevice in TripleO with
> > > > respect to which we have questions as below:
> > > >
> > > >    1. Does TripleO Support ZUN?
> > > >
> > > >
> > > no
> > >
> > >
> > > >
> > > >    1. If not then, is there any alternative to deploy containerize
> > > >    services in TripleO?
> > > >
> > > >
> > > yes we have been deploying services with containers since  queens and this
> > > is the default (in fact we have stopped supporting non containerized
> > > services altogether for a few releases now). For the default list of
> > > containers see [1] and information regarding the deployment can be found in
> > > [2] (though note that is community best effort docs so beware it may be a
> > > bit outdated in places).
> > >
> > > hope it helps for now
> > >
> > > regards, marios
> > >
> > > [1]
> > > https://opendev.org/openstack/tripleo-common/src/commit/5836974cf216f5230843e0c63eea21194b527368/container-images/tripleo_containers.yaml
> > > [2]
> > > https://docs.openstack.org/project-deploy-guide/tripleo-docs/latest/deployment/install_overcloud.html#deploy-the-overcloud
> > >
> > >
> > > Any support with respect to the questions raised will definitely help us
> > > > in deciding the tripleO usage.
> > > >
> > > > --
> > > > ~ Lokendra
> > > > skype: lokendrarathour
> > > >
> > > >
> > > >
> >
>
>