Adding the ability to manage [panels] session (cloudalchemy#185)

* Adding the ability to manage AWS Cloudwatch through grafana_datasource (API).

* Adding the ability to manage [panels] session.

Author: bengoa

defaults/main.yml

@@ -245,3 +245,8 @@ grafana_api_keys: []
 grafana_api_keys_dir: "{{ lookup('env', 'HOME') }}/grafana/keys"
 
 grafana_environment: {}
+
+# Panels configurations
+grafana_panels: {}
+#  disable_sanitize_html: false
+#  enable_alpha: false

templates/grafana.ini.j2

@@ -178,3 +178,11 @@ provider = {{ grafana_image_storage.provider }}
 {%     endif %}
 {%   endfor %}
 {% endif %}
+
+# Panels
+{% if grafana_panels != {} %}
+[panels]
+{%   for k,v in grafana_panels.items() %}
+{{ k }} = {{ v }}
+{%   endfor %}
+{% endif %}