Add possibility to define default values for php-fpm pools

php/ng/fpm/pools_config.sls

 {% set pool_states = [] %}
 
 {% for pool, config in php.fpm.pools.iteritems() %}
+{% if pool == 'defaults' %}{% continue %}{% endif %}
+{% for pkey, pvalues in config.get('settings', {}).iteritems() %}
+{% set pool_defaults = php.fpm.pools.get('defaults', {}).copy() %}
+  {% do pool_defaults.update(pvalues) %}
+  {% do pvalues.update(pool_defaults) %}
+{% endfor %}
 {% set state = 'php_fpm_pool_conf_' ~ loop.index0 %}
 {% set fpath = path_join(config.get('filename', pool), php.lookup.fpm.pools) %}
 

pillar.example

 
       # settings for fpm-pools
       pools:
+        # defaults will apply for each pools settings and can be overwritten by pool settings
+        defaults:
+          user: nginx
+          group: nginx
+          listen: /var/run/php-fpm-default.sock
+
         # name of the pool file to be managed, this will be appended
         # to the path specified in php.ng.lookup.fpm.pools
         'mypool.conf':