[Interop-wg] Question regarding DefCore 2016.08

Zhipeng Huang zhipengh512 at gmail.com
Thu Jan 19 15:42:28 UTC 2017


Hi Mark,

Thank you very much for the detailed response, I will raise a flag for the
network-l2-CRUD problem.

Regarding our volumes_action problem, I think the rationale for our choice
of implementation is that as a public cloud provider, operations such as
mount/unmount are ok to be provided to the users, but operations like
"attach, detach, reserve" are better used internally (hiding behind for
example "Elastice Volume Service" which is provided by the public cloud).
As I understand this is not a deliberate bypassing of the basic defcore
requirements, but rather a common public cloud implementation choice.

Would the above explanation sound reasonable to you ?

On Thu, Jan 19, 2017 at 12:49 PM, Mark Voelker <mvoelker at vmware.com> wrote:

> >
> > On Jan 18, 2017, at 9:31 PM, Zhipeng Huang <zhipengh512 at gmail.com>
> wrote:
> >
> > Resend the information about our problems to the list.
>
> Thanks for sending this.
>
> >
> > The problem we found is regarding networking part in 2016.08 and
> probably also in 2017.01, specifically:
> >
> > 1. networks-l2-CRUD:
> >       • tempest.api.network.test_ports.PortsTestJSON.test_
> create_port_with_no_securitygroups
> >       • tempest.api.network.test_ports.PortsTestJSON.test_
> create_show_delete_port_user_defined_mac
> >
> > Our problem is that in our public cloud implementation, we mandate that
> port creation must have security groups designated, and at the moment all
> the mac address are pre-allocated and not up to the user to define.
>
> While I’m not aware of other clouds that enforce such restrictions, I
> could see an argument being made for this on security grounds and it seems
> like a reasonable discussion for us as a community to have.  I’d suggest
> submitting a flag request on these tests if you’d like to get that
> conversation going.  The process for doing so is described here (please let
> us know if you need help):
>
> http://git.openstack.org/cgit/openstack/defcore/tree/HACKING.rst#n85
>
> >
> >
> > 2. volumes_action related rules:
> >       • tempest.api.volume.test_volumes_actions.
> VolumesV2ActionsTest.test_attach_detach_volume_to_instance
> >       • tempest.api.volume.test_volumes_actions.
> VolumesV2ActionsTest.test_get_volume_attachment
> >       • tempest.api.volume.test_volumes_actions.
> VolumesV2ActionsTest.test_reserve_unreserve_volume
> >       • tempest.api.volume.test_volumes_actions.
> VolumesV2ActionsTest.test_volume_bootable
> >       • tempest.api.volume.test_volumes_actions.
> VolumesV2ActionsTest.test_volume_readonly_update
> > The problem for us is that in our public cloud implementation,
> volumes_action related operations are only internally used for inter-module
> calls (e.g between Nova and Cinder) or Admin ops, but not for directly
> usage by the tenants/users.
>
>
> Things like attaching and detaching a volume from an instance or getting
> attachment status of a volume feel like really basic operations that most
> users of OpenStack clouds (and most clients/toolkits they’re using) would
> expect to be present and functioning.  I don’t think I’ve encountered other
> clouds that don’t support these fundamental volume operations.  This would
> lead me to think that your cloud is, in fact, not interoperable with most
> other OpenStack Powered clouds in this respect.  It seems like an
> implementation choice you’ve made to deliberately not expose block storage
> functionality, which differs substantially from the choices of other
> OpenStack Powered clouds (public and private).  While I’d like to
> understand the rationale behind that choice, this feels like a case where
> I’d have a hard time being convinced that the tests should be flagged.
>
> At Your Service,
>
> Mark T. Voelker
>
> >
> >
> > In summary our problems have to do with our public cloud requirements,
> i'm not sure if these are reasonable questions for defcore guideline as
> well as if these are suit for flagging ?
> >
> > On Wed, Jan 18, 2017 at 3:46 AM, Chris Hoge <chris at openstack.org> wrote:
> > The 2017.01 guideline will be going to the board for final approval
> > at the end of this month. 2016.08 is finalized, but problematic
> > tests can be flagged. We have our weekly working group
> > meetings on Wednesdays, and we’d be happy to consider
> > isses as part of our agenda. You can add an agenda item to the
> > meeting etherpad:
> >
> > https://etherpad.openstack.org/p/DefCoreRoble.9
> >
> > It’s also useful to raise issues on this mailing list to give the wider
> > community a chance to comment.
> >
> > Thanks,
> > Chris Hoge
> > Interop Engineer
> > OpenStack Foundation
> >
> >
> >> On Jan 17, 2017, at 6:53 AM, Zhipeng Huang <zhipengh512 at gmail.com>
> wrote:
> >>
> >> Hi team,
> >>
> >> Is there still time for us to provide feedback for the 2016.08 defcore
> guideline or it is too late ?
> >>
> >> --
> >> Zhipeng (Howard) Huang
> >>
> >> Standard Engineer
> >> IT Standard & Patent/IT Prooduct Line
> >> Huawei Technologies Co,. Ltd
> >> Email: huangzhipeng at huawei.com
> >> Office: Huawei Industrial Base, Longgang, Shenzhen
> >>
> >> (Previous)
> >> Research Assistant
> >> Mobile Ad-Hoc Network Lab, Calit2
> >> University of California, Irvine
> >> Email: zhipengh at uci.edu
> >> Office: Calit2 Building Room 2402
> >>
> >> OpenStack, OPNFV, OpenDaylight, OpenCompute Aficionado
> >> _______________________________________________
> >> Interop-wg mailing list
> >> Interop-wg at lists.openstack.org
> >> http://lists.openstack.org/cgi-bin/mailman/listinfo/interop-wg
> >
> >
> >
> >
> > --
> > Zhipeng (Howard) Huang
> >
> > Standard Engineer
> > IT Standard & Patent/IT Prooduct Line
> > Huawei Technologies Co,. Ltd
> > Email: huangzhipeng at huawei.com
> > Office: Huawei Industrial Base, Longgang, Shenzhen
> >
> > (Previous)
> > Research Assistant
> > Mobile Ad-Hoc Network Lab, Calit2
> > University of California, Irvine
> > Email: zhipengh at uci.edu
> > Office: Calit2 Building Room 2402
> >
> > OpenStack, OPNFV, OpenDaylight, OpenCompute Aficionado
> > _______________________________________________
> > Interop-wg mailing list
> > Interop-wg at lists.openstack.org
> > http://lists.openstack.org/cgi-bin/mailman/listinfo/interop-wg
>
>


-- 
Zhipeng (Howard) Huang

Standard Engineer
IT Standard & Patent/IT Prooduct Line
Huawei Technologies Co,. Ltd
Email: huangzhipeng at huawei.com
Office: Huawei Industrial Base, Longgang, Shenzhen

(Previous)
Research Assistant
Mobile Ad-Hoc Network Lab, Calit2
University of California, Irvine
Email: zhipengh at uci.edu
Office: Calit2 Building Room 2402

OpenStack, OPNFV, OpenDaylight, OpenCompute Aficionado
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