In your case, I recommend setting feature bits for things, or keying of the
group in a template.
{% if inventory_hostname in groups['webservers'] %}
{% else %}
{% endif %}
etc
{% if needs_more_power|defined %}
{% endif %}
etc
On Wed, Aug 13, 2014 at 11:50 PM, Joel Shprentz <jshpre...@his.com> wrote:
> The Zabbix installation manual recommends some settings in
> /etc/php5/apache2/php.ini:
>
> post_max_size = 16M
> max_execution_time = 300
> max_input_time = 300
> date.timezone = UTC
>
> Other PHP applications have different recommendations. Here are a few
> recommended values for post_max_size, for example:
>
> Drupal: 10M
> PHPMyAdmin: 20M
> Wordpress: 8M
>
> Ansible roles for Drupal, PHPMyAdmin, Wordpress, and Zabbix could assure
> their settings with tasks using the lineinfile module or a Jinja2 template
> for php.ini.
>
> What happens if two or more PHP applications are installed on the same
> host? Each role configures its preferred value and the last role to execute
> wins.
>
> In the post_max_size example, I think that the final configured value
> should be the maximum from the relevant roles for that host. For other
> parameters, the preferred value might be the minimum, the average, or some
> other function of the available values. In some cases, such as timezone,
> conflicting values should cause an assertion to fail so an administrator
> can resolve the problem.
>
> Has anyone else encountered this problem? Have you found an approach for
> tracking a maximum (or minimum, etc.) value across multiple roles and using
> the maximum in a task?
>
> --
> Joel Shprentz
>
>
>
>
>
>
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