[openstack-dev] [neutron] [networking-sfc] A standards-compliant SFC API

Vikram Choudhary vikschw at gmail.com
Thu Apr 21 14:01:42 UTC 2016


Hi Igor,

Thanks for understanding. Let's continue the discussion over the submitted
spec.

Thanks
Vikram

On Thu, Apr 21, 2016 at 3:04 PM, Duarte Cardoso, Igor <
igor.duarte.cardoso at intel.com> wrote:

> Hi Vikram,
>
>
>
> Thanks for the response. I’m happy to provide enhancements instead of
> building the API from scratch, the semantics may change considerably
> though, resulting in what’s essentially a new API, but let’s see. I invite
> you to read the spec [1] thoroughly. Let’s continue there so we can better
> scope the discussion.
>
>
>
> [1] https://review.openstack.org/#/c/308453/
>
>
>
> Best regards,
>
> Igor.
>
>
>
> *From:* Vikram Choudhary [mailto:vikschw at gmail.com]
> *Sent:* Thursday, April 21, 2016 3:39 AM
> *To:* OpenStack Development Mailing List (not for usage questions) <
> openstack-dev at lists.openstack.org>
> *Subject:* Re: [openstack-dev] [neutron] [networking-sfc] A
> standards-compliant SFC API
>
>
>
> Just a quick glance over the proposal seems like the networking-sfc also
> does the same. In addition, networking-sfc is successfully integrated with
> ONOS[1] and planned for ODL[2], OVN [3] & Tacker[4] (without any issues
> with the existing API's so far). In addition, If we feel the existing
> networking-sfc API's has issues then let's enhance them rather than a fresh
> effort from the scratch.
>
>
>
> Let's discuss more about the proposal over the submitted spec.
>
>
>
> [1]
> https://github.com/openstack/networking-onos/blob/master/doc/source/devref/sfc_driver.rst
>
> [2] https://review.openstack.org/#/c/300898/
>
> [3]
> https://blueprints.launchpad.net/networking-sfc/+spec/networking-sfc-ovn-driver
>
> [4]
> https://blueprints.launchpad.net/networking-sfc/+spec/tacker-networking-sfc-driver
>
>
>
>
>
> On Thu, Apr 21, 2016 at 1:24 AM, Duarte Cardoso, Igor <
> igor.duarte.cardoso at intel.com> wrote:
>
> Thanks for the feedback Armando,
>
>
>
> Adding missing tag.
>
>
>
> Best regards,
>
> Igor.
>
>
>
> *From:* Armando M. [mailto:armamig at gmail.com]
> *Sent:* Wednesday, April 20, 2016 6:03 PM
> *To:* OpenStack Development Mailing List (not for usage questions) <
> openstack-dev at lists.openstack.org>
> *Subject:* Re: [openstack-dev] [neutron][sfc] A standards-compliant SFC
> API
>
>
>
>
>
> On 20 April 2016 at 09:31, Duarte Cardoso, Igor <
> igor.duarte.cardoso at intel.com> wrote:
>
> Dear OpenStack Community,
>
>
>
> We've been investigating options in/around OpenStack for supporting
> Service Function Chaining. The networking-sfc project has made significant
> progress in this space, and we see lots of value in what has been
> completed. However, when we looked at the related IETF specs on SFC we
> concluded that there would be value in further developing an SFC API and
> related classification functionality to enhance the alignment between the
> work in the OpenStack community with the standards work. We would like to
> propose the SFC part as a potential networking-sfc v2 API, but are open to
> other options too based on your feedback.
>
>
>
> I have submitted a spec to the neutron-specs repo [1], where you can check
> what our initial thoughts for this new API are, and provide your feedback
> or questions regarding the same.
>
>
>
> Your thoughts on this are deeply appreciated. We are looking forward to
> having further discussions with everyone interested in giving feedback or
> establishing collaborations during the OpenStack Summit in Austin.
>
>
>
> [1] https://review.openstack.org/#/c/308453
>
>
>
> Thanks for reaching out.
>
>
>
> The networking-sfc initiative so far has been pretty autonomous. The
> project has its own launchpad project [1] and its own docs to document APIs
> and proposals [2]. During the long journey that Neutron has been through,
> we have been adjusting how to manage the project in order to strike a good
> balance between development agility, product stability and community needs.
> We're always looking forward to improving that balance and this means that
> how we track certain initiatives may evolve in the future. For now, it's
> probably best to target the mailing list with tag [networking-sfc] (in
> addition to neutron), as well as the project noted below.
>
>
>
> [1] https://launchpad.net/networking-sfc
>
> [2] http://docs.openstack.org/developer/networking-sfc/
>
>
>
>
>
> Thank you,
>
> Igor & the Intel OpenStack networking team.
>
>
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