[openstack-dev] [Heat][State-Management] Task/Workflow requirements for Heat

Joshua Harlow harlowja at yahoo-inc.com
Fri Jun 21 15:58:14 UTC 2013


Sweet, thx Zane. 

Looking forward to figuring out how we can make this all work. Fun times ahead ;)

Sent from my really tiny device...

On Jun 21, 2013, at 1:24 AM, "Zane Bitter" <zbitter at redhat.com> wrote:

> On 20/06/13 21:34, Joshua Harlow wrote:
>> Thanks Adrian for adding that,
>> 
>> Zane, it would be great if you could show up. I have a few questions about
>> said heat requirements, especially about how the current mechanism
>> accomplishes those requirements.
> 
> Sorry for missing that meeting, I left the house right after sending that email. Unfortunately (for you ;) I won't be around for the next couple of weeks, but let's definitely sync when I get back.
> 
>> IMHO I'd rather not have 2 workflow libraries (aka your scheduler.py) and
>> taskflow. It would be advantageous I think to focus on one way if we can.
>> This would be beneficial to all and if we can merge those ideas into
>> taskflow I'm all for it personally. Since one of the possible
>> ending-points for taskflow is in oslo, that would seem like a useful merge
>> of ideas and code instead of a divergent approach.
> 
> +1
> 
> I wanted to wait until I had tested it with some more complicated use cases before trying to push it outside of Heat. Now that that is done and I have a reasonable level of confidence in it, it would be good to explore which parts can be rolled into TaskFlow and which can be replaced by existing stuff in TaskFlow. Documenting the requirements that it is currently satisfying in Heat was the first step in that process.
> 
> cheers,
> Zane.
> 
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