Can you just use a host variable in your inventory and then reference that
in your template?
[fooservers]
steve special_identifier=01
larry special_identifier=02
frank special_identifier=03
eleanor special_identifier=04
Jay
On Wednesday, December 24, 2014 7:14:08 PM UTC-6, Bevan Bennett wrote:
>
> We have a lot of config that wants to fill in templates based on a
> particular server's "number" within a certain group.
>
> For example, if we have an inventory file with:
> [fooservers]
> steve
> larry
> frank
> eleanor
>
> ...we then want to configure steve's templates with "foo01", larry with
> "foo02", frank with "foo03", etc.
> In most cases I've been using the following pattern inside of templates:
> {% for pt in groups.ptservers %}
> {% if inventory_hostname == pt %}
> special_identifier = foo{{ '%02d' % loop.index }}
> {% endif %}
> {% endfor %}
>
>
> This has worked well for limited use, but is there an easier way to store
> the server's associated loop_index for reuse at either the playbook or
> template level?
> We have reached a point where we have a template that needs to use this
> value 27 times, and I don't want to have to clutter everything up with 27
> loops...
>
> I tried using {% set %} in the template inside of the loop. but set has
> local scope, so it's unusable afterwards.
>
> Has anyone else come up with a good solution for this pattern or do I just
> need to make a really really ugly template?
>
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