Open Stack

Thank Paul for pointing this out.

for me, I prefer to consist with 2)

There are thousands of configuration in OpenStack, it is hard for Kolla to
add every key/value pair in playbooks. Currently, the merge_config is a more
better solutions.




On Mon, Jan 29, 2018 at 7:13 PM, Paul Bourke <paul.bourke at oracle.com> wrote:

> Hi all,
>
> I'd like to revisit our policy of not templating everything in
> kolla-ansible's template files. This is a policy that was set in place very
> early on in kolla-ansible's development, but I'm concerned we haven't been
> very consistent with it. This leads to confusion for contributors and
> operators - "should I template this and submit a patch, or do I need to
> start using my own config files?".
>
> The docs[0] are currently clear:
>
> "The Kolla upstream community does not want to place key/value pairs in
> the Ansible playbook configuration options that are not essential to
> obtaining a functional deployment."
>
> In practice though our templates contain many options that are not
> necessary, and plenty of patches have merged that while very useful to
> operators, are not necessary to an 'out of the box' deployment.
>
> So I'd like us to revisit the questions:
>
> 1) Is kolla-ansible attempting to be a 'batteries included' tool, which
> caters to operators via key/value config options?
>
> 2) Or, is it to be a solid reference implementation, where any degree of
> customisation implies a clear 'bring your own configs' type policy.
>
> If 1), then we should potentially:
>
> * Update ours docs to remove the referenced paragraph
> * Look at reorganising files like globals.yml into something more
> maintainable.
>
> If 2),
>
> * We should make it clear to reviewers that patches templating options
> that are non essential should not be accepted.
> * Encourage patches to strip down existing config files to an absolute
> minimum.
> * Make this policy more clear in docs / templates to avoid frustration on
> the part of operators.
>
> Thoughts?
>
> Thanks,
> -Paul
>
> [0] https://docs.openstack.org/kolla-ansible/latest/admin/deploy
> ment-philosophy.html#why-not-template-customization
>
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-- 
Regards,
Jeffrey Zhang
Blog: http://xcodest.me
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