[kolla] single Network interface

Michal Arbet michal.arbet at ultimum.io
Wed Oct 19 23:44:07 UTC 2022


Hmm,

But I think there is a problem with vlan - you need to setup it in OVS,
don't you ?

Michal Arbet
Openstack Engineer

Ultimum Technologies a.s.
Na Poříčí 1047/26, 11000 Praha 1
Czech Republic

+420 604 228 897
michal.arbet at ultimum.io
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st 19. 10. 2022 v 23:57 odesílatel Clark Boylan <cboylan at sapwetik.org>
napsal:

> On Wed, Oct 19, 2022, at 9:40 AM, Michal Arbet wrote:
> > Hi,
> >
> > If I am correct this is not possible currently, but I remember I was
> > working on a solution, but unfortunately I stopped at some point
> > because kolla upstream didn't want to maintain.
> >
> > In attachment you can find patches for kolla and kolla-ansible and our
> idea.
> >
> > We added python script to kolla container and provide netplan style
> > configuration by kolla-ansible ..so openvswitch starts and configured
> > networking as it was set in configuration (if i remember ...it is quite
> > long time....and of course it was not final version ...but if i
> > remember it somehow worked).
> >
> > So, you can check it and maybe we can discuss this feature again :)
> >
> > Thanks,
> > Kevko
> >
> >
> > Michal Arbet
> > Openstack Engineer
> >
> > Ultimum Technologies a.s.
> > Na Poříčí 1047/26, 11000 Praha 1
> > Czech Republic
> >
> > +420 604 228 897
> > michal.arbet at ultimum.io
> > _https://ultimum.io_
> >
> > LinkedIn <https://www.linkedin.com/company/ultimum-technologies> |
> > Twitter <https://twitter.com/ultimumtech> | Facebook
> > <https://www.facebook.com/ultimumtechnologies/timeline>
> >
> >
> > po 17. 10. 2022 v 19:24 odesílatel Parsa Aminian
> > <p.aminian.server at gmail.com> napsal:
> >> Hello
> >> I use kolla ansible wallaby version .
> >> my compute node has only one port . is it possible to use this server ?
> as I know openstack compute need 2 port one for management and other for
> external user network . Im using provider_networks and it seems
> neutron_external_interface could not be the same as network_interface
> because openvswitch need to create br-ex bridge on separate port
> >> is there any solution that i can config my compute with 1 port ?
>
> A very long time ago the OpenStack Infra Team ran the "Infracloud". This
> OpenStack installation ran on donated hardware and the instances there only
> had a single network port as well. To workaround this we ended up using
> vlan specific subinterfaces on the node so that logically we were
> presenting more than one interface to the OpenStack installation.
>
> I don't remember all the details but the now retired
> opendev/puppet-infracloud repo may have some clues:
> https://opendev.org/opendev/puppet-infracloud/src/commit/121afc07bdd277d8ba3ba70f1433d5e6a4a4b14e
>
> > Attachments:
> > * ovs_kolla
> > * ovs_kolla_ansible
>
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