[openstack-dev] [Infra] Use of heat for CI of OpenStack
harlowja at outlook.com
Fri Apr 3 17:08:07 UTC 2015
Monty Taylor wrote:
> On 04/03/2015 08:55 AM, Maish Saidel-Keesing wrote:
>> I was wondering..
>> Is the OpenStack CI/CD Infra using Heat in any way? Do the commits
>> trigger a new build of DevStack/OpenStack that is based on a Heat
>> Template or just the provisioning of a regular instance and then
>> deployment of code on top of that?
> Nope - we do not use heat - we use a program called nodepool:
> Which uses the nova api to provision servers. These servers are
> currently registered as jenkins slaves so that the workload run on them
> is defined a s jenkins job.
> There are a few reasons we do not use heat for this - none of them I
> think of as negative against heat:
> - Our pool spans 4 regions of 2 public clouds. Heat runs in a cloud, the
> positioning is wrong
> - Our pool is predominantly single-machines that are used once - which
> means a heat template would add extra complexity for not much gain.
> - Our current system predates the existence of heat. It is also highly
> specific to the task at hand - namely, ensuring that there are always
> test nodes available.
Can these things be fixed? Heat afaik isn't a frozen piece of sofware...
It would be pretty neat to use the projects that we have that others are
using if we could. Might be an interesting summit topic/idea?
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