[openstack-dev] [Heat] Template repository location (infra guidance needed)

Patrick Petit patrick.petit at bull.net
Thu Apr 25 12:38:23 UTC 2013

On 4/25/13 12:38 PM, Steven Hardy wrote:
> On Wed, Apr 24, 2013 at 04:16:21PM -0500, Ziad Sawalha wrote:
>> So will heat stop supporting cfn or will it continue to support it?
> We absolutely will continue to support CFN template format, because we have
> existing users who rely on this feature.
> At some future point the there may be an internal conversion from
> cfn->native/dsl/hot format, but atm our internal implementation is highly
> coupled to the cfn format abstractions, so we can't (and won't) just
> suddenly switch to something completely different - maintaining our
> exisiting functionality is very important.
I couldn't agree more with this statement.
>> And if not why cfn but not juju or CAMP?
> The simple answer is it's way too much effort to natively support every
> single template format anyone could possibly want.
> Hence the summit discussion focussing on definining a superset of logical
> abstractions/concepts which can be added to our existing internal model,
> such that top-level translation from the various formats should be
> possible.
> As Thomas has pointed out, this translation can (and IMO should) be
> something that gets started outside the Heat project, or at least outside
> of our main codebase, e.g via tools/foo2heat.py standalone tools.
> Steve
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Patrick Petit
Cloud Computing Principal Architect, Innovative Products
Bull, Architect of an Open World TM
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