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2015-11-05 21:30 GMT+09:00 Gal Sagie <gal.sagie at gmail.com>:
> The current OVS binding proposals are not for nested containers.
> I am not sure if you are asking about that case or about the nested
> containers inside a VM case.
>
> For the nested containers, we will use Neutron solutions that support this
> kind of configuration, for example
> if you look at OVN you can define "parent" and "sub" ports, so OVN knows to
> perform the logical pipeline in the compute host
> and only perform VLAN tagging inside the VM (as Toni mentioned)

I felt that the VLAN-aware VM effort affects many on-going efforts in
Neutron stadium
including Kuryr through the summit discussion.
Let's keep your eyes on VLAN-aware VM effort and your feedback would
be appreciated.
The initial effort is found in
https://review.openstack.org/#/c/210309/ (Trunk port: API extension).

Akihiro


>
> If you need more clarification you can catch me on IRC as well and we can
> talk.
>
> On Thu, Nov 5, 2015 at 8:03 AM, Vikas Choudhary <choudharyvikas16 at gmail.com>
> wrote:
>>
>> Hi All,
>>
>> I would appreciate inputs on following queries:
>> 1. Are we assuming nova bm nodes to be docker host for now?
>>
>> If Not:
>>          - Assuming nova vm as docker host and ovs as networking plugin:
>>             This line is from the etherpad[1], "Eachdriver would have an
>> executable that receives the name of the veth pair that has to be bound to
>> the overlay" .
>>             Query 1:  As per current ovs binding proposals by Feisky[2]
>> and Diga[3], vif seems to be binding with br-int on vm. I am unable to
>> understand how overlay will work. AFAICT , neutron will configure br-tun of
>> compute machines ovs only. How overlay(br-tun) configuration will happen
>> inside vm ?
>>
>>              Query 2: Are we having double encapsulation(both at vm and
>> compute)? Is not it possible to bind vif into compute host br-int?
>>
>>              Query3: I did not see subnet tags for network plugin being
>> passed in any of the binding patches[2][3][4]. Dont we need that?
>>
>>
>> [1]  https://etherpad.openstack.org/p/Kuryr_vif_binding_unbinding
>> [2]  https://review.openstack.org/#/c/241558/
>> [3]  https://review.openstack.org/#/c/232948/1
>> [4]  https://review.openstack.org/#/c/227972/
>>
>>
>> -Vikas Choudhary
>>
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>
>
>
> --
> Best Regards ,
>
> The G.
>
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