Intalled plugins doc
diff --git a/collectd/meta/sphinx.yml b/collectd/meta/sphinx.yml
index e087c82..218e6cb 100644
--- a/collectd/meta/sphinx.yml
+++ b/collectd/meta/sphinx.yml
@@ -1,4 +1,13 @@
 {%- from "collectd/map.jinja" import client with context %}
+{%- set service_grains = {'collectd': {'plugin': {}}} %}
+{%- for service_name, service in pillar.items() %}
+{%- if service.get('_support', {}).get('collectd', {}).get('enabled', False) %}
+{%- set grains_fragment_file = service_name+'/meta/collectd.yml' %}
+{%- macro load_grains_file() %}{% include grains_fragment_file %}{% endmacro %}
+{%- set grains_yaml = load_grains_file()|load_yaml %}
+{%- set _dummy = service_grains.collectd.plugin.update(grains_yaml.plugin) %}
+{%- endif %}
+{%- endfor %}
 doc:
   name: collectd
   description: Collectd is a daemon which collects system performance statistics periodically and provides mechanisms to store the values in a variety of ways, for example in RRD files.