<div dir="ltr"><br><div class="gmail_extra"><br><div class="gmail_quote">On Thu, Feb 2, 2017 at 1:46 PM, Emilien Macchi <span dir="ltr"><<a href="mailto:emilien@redhat.com" target="_blank">emilien@redhat.com</a>></span> wrote:<br><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><div class="HOEnZb"><div class="h5">On Thu, Feb 2, 2017 at 6:56 AM, Jiri Tomasek <<a href="mailto:jtomasek@redhat.com">jtomasek@redhat.com</a>> wrote:<br>
> Hello all,<br>
><br>
> there has been several ongoing efforts in TripleO regarding Deployment Plans<br>
> management and Deployment configuration itself. A lot of this work is done<br>
> to satisfy certain individual requirements but I think some further<br>
> discussion needs to happen to make sure the solutions we create are<br>
> effective for all parts of TripleO.<br>
><br>
> There are several goals / features we currently aim for:<br>
> - Define and manage custom Roles (GUI/CLI)<br>
> - Define and manage networks (CLI/GUI)<br>
> - Import/Export Deployment plans so it is possible to reuse them or use them<br>
> as a reference/starting point<br>
><br>
> Currently the Deployment plan stored in Swift consist of:<br>
> - tripleo heat templates<br>
> - roles_data.yaml - meta file used as an input to define roles (and assign<br>
> networks to roles [1])<br>
> - network_data.yaml - meta file used as input to define networks [2]<br>
> - capabilities-map.yaml - meta file to describe THT environment files<br>
> capabilities<br>
> - mistral environment - json structure in Mistral which we use as a backend<br>
> store accessible by mistral actions and workflows (tripleo-common)<br>
><br>
> Currently, only possibility to configure roles and networks is by creating<br>
> or updating the plan with changed meta files. We need to create Mistral<br>
> actions to handle manipulating roles and networks so GUI (also CLI) can<br>
> retrieve current roles/networks configuration and update it, which in turn<br>
> will regenerate related templates. Now, the question arises: Do we want to<br>
> use roles_data.yaml in Swift container as a storage for this information? I<br>
> thought we agreed on using Mistral environment to store plan related data.<br>
> (See here for additional context [3] )<br>
><br>
> This means that on plan creation, we use roles_data.yaml (and<br>
> network_data.yaml etc.) to populate Mistral environment and generate<br>
> templates using this data. roles_data.yaml (and others) then need to be<br>
> discarded because from this point on, the data will be updated in Mistral<br>
> environment through tripleo-common actions. roles_data.yaml is therefore<br>
> used just as a default which is used when plan is created (or updated).<br>
><br>
> Now, plan export comes into play [4]. We want to be able to pull down the<br>
> plan and deploy it using CLI directly (which creates/updates plan as far as<br>
> during deploy command), We want to be able to reuse the plan in other<br>
> deployments or use it as a reference architecture for subsequent<br>
> deployments. This means we don't only want to download the contents of Swift<br>
> container, but also configuration stored in Mistral environment.<br>
><br>
> So Plan export action pulls down files from Swift container, adds meta<br>
> files: roles_data.yaml, network_data.yaml... which it populates by looking<br>
> at appropriate keys in Mistral environment + plan_environment.yaml which<br>
> includes remaining data from Mistral environment such as parameter values,<br>
> environments etc. All of those are then returned in a single tarball.<br>
> Question to consider is whether to split all this data into separate files<br>
> or keep it in single one.<br>
><br>
> Plan Import [5] then allows to provide plan_environment.yaml to enable<br>
> populating parameter values and environments selection during plan creation.<br>
<br>
</div></div>For which cycle would you target this blueprint?<br>
We need to update it accordingly:<br>
<a href="https://blueprints.launchpad.net/tripleo/+spec/enhance-plan-creation-with-plan-environment-json" rel="noreferrer" target="_blank">https://blueprints.launchpad.<wbr>net/tripleo/+spec/enhance-<wbr>plan-creation-with-plan-<wbr>environment-json</a></blockquote><div><br></div><div>I think it should be targeted for Pike 1.</div><div> </div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex"><br>
<span class=""><br>
><br>
> Alternative solution is to store meta files (roles_data.yaml,<br>
> network_data.yaml...) in Swift container and use those files as a data store<br>
> which IMHO does not comply with decision to use Mistral environment as a<br>
> plan data store. In that case we should probably get rid of using Mistral<br>
> environment altogether and use plan_environment.yaml file in Swift container<br>
> to store data which we currently store in Mistral environment. I am quite<br>
> convinced that there have been good reasons to not to do this and use<br>
> Mistral environment.<br>
><br>
><br>
> [1] <a href="https://review.openstack.org/#/c/409920/" rel="noreferrer" target="_blank">https://review.openstack.org/#<wbr>/c/409920/</a><br>
> [2] <a href="https://review.openstack.org/#/c/409921/" rel="noreferrer" target="_blank">https://review.openstack.org/#<wbr>/c/409921/</a><br>
> [3] <a href="https://review.openstack.org/#/c/409921/" rel="noreferrer" target="_blank">https://review.openstack.org/#<wbr>/c/409921/</a><br>
> [4]<br>
> <a href="http://specs.openstack.org/openstack/tripleo-specs/specs/ocata/gui-plan-import-export.html#problem-description" rel="noreferrer" target="_blank">http://specs.openstack.org/<wbr>openstack/tripleo-specs/specs/<wbr>ocata/gui-plan-import-export.<wbr>html#problem-description</a><br>
> [5]<br>
> <a href="https://blueprints.launchpad.net/tripleo/+spec/enhance-plan-creation-with-plan-environment-json" rel="noreferrer" target="_blank">https://blueprints.launchpad.<wbr>net/tripleo/+spec/enhance-<wbr>plan-creation-with-plan-<wbr>environment-json</a><br>
><br>
><br>
> -- Jirka<br>
<br>
</span>Sounds good to me! Thanks for sharing it.<br>
<span class="HOEnZb"><font color="#888888">--<br>
Emilien Macchi<br>
</font></span><div class="HOEnZb"><div class="h5"><br>
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</div></div></blockquote></div><br><br clear="all"><div><br></div>-- <br><div class="gmail_signature" data-smartmail="gmail_signature"><div dir="ltr"><div>Regards,</div><div>Ana Krivokapic</div><div>Senior Software Engineer</div><div>OpenStack team</div><div>Red Hat Inc.</div></div></div>
</div></div>