[openstack-dev] [Solum] Choice of API infrastructure
doug.hellmann at dreamhost.com
Fri Nov 8 05:37:43 UTC 2013
On Fri, Nov 8, 2013 at 8:02 AM, Jay Pipes <jaypipes at gmail.com> wrote:
> On 11/07/2013 06:41 PM, Adrian Otto wrote:
>> Solum Team,
>> First of all I wanted to say that I have been thinking a lot about this
>> thread, and have been seeking input from a number of you who attended the
>> Summit this week. I do *not* see this decision as a critical one, because
>> if something really mattered a ton we could rip our one framework and put
>> another in.
>> What I love about this discussion is that we are having a healthy debate
>> about different points of view, which was very thought provoking. I have
>> heard input from skeptics who think that engineering decisions have to be
>> made in a small group in order to be efficient. I know that thinking is
>> wrong, and it's examples like these that convince me further that
>> discussions like these help us make better choices, and make development
>> more efficient over the long run.
>> We should give the most weight to the preferences of the engineers who
>> will write and maintain the code. If there are team members who are
>> volunteering to write and maintain the bulk of our API code over a period
>> of time who really want Falcon over Pecan, then we should give that fair
>> consideration. The API is exceedingly important to Solum, and all of us
>> will be working on it, so we need a choice that all of us can live with.
>> I suggest that we settle on Pecan+WSME, for the following reasons:
>> 1) It is a known quantity, and is likely to work well for Solum's needs,
>> considering that Solum is primarily a control plane API system, and that
>> performance is not a primary motivator.
>> 2) Pecan+WSME allows us to offer data serializations in both JSON and XML
>> to help satisfy the preferences of the API consumers.
>> 3) It allows us to have multiple models that are loosely coupled, which
>> can aid in data validation.
>> 4) At this point in time, other OpenStack core/integrated/ecosystem
>> projects are using Pecan+WSME, and several Solum contributors will be
>> switching between projects. There is an advantage to a higher level of
>> consistency among various projects.
>> I accept that Webob may be problematic for us, that performance may be
>> less than ideal, and that some Solum developers may dislike working with
>> WSME, and that Falcon may actually be more pleasant to work with. We have
>> team members with a deep understanding of Falcon, and could definitely make
>> it work. We can proceed with Pecan+WSME accepting these (and other)
>> Are there any other critically important considerations that we should
>> consider before converging on this choice? I'd like to hear that input
>> prior to our next IRC meeting.
> None that I can think of. I'll get behind the decision, then, and if all
> are in consensus, I'll abandon the Falcon API patch.
> We do need to get the Pecan/WSME patch to pass the gates though :) Doug,
> I'm hoping you might give Noorul a hand with that next week upon your
> return from Hong Kong?
I'd be happy to help. Please add me as a reviewer on the patch set if I'm
not already listed.
> All the best,
> OpenStack-dev mailing list
> OpenStack-dev at lists.openstack.org
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