| classes: | 
 | - service.grafana.server.single | 
 | parameters: | 
 |   _param: | 
 |     grafana_port: 3000 | 
 |     grafana_user: admin | 
 |     grafana_password: admin | 
 |   grafana: | 
 |     server: | 
 |       enabled: true | 
 |       bind: | 
 |         address: ${_param:single_address} | 
 |         port: ${_param:grafana_port} | 
 |       database: | 
 |         engine: mysql | 
 |         host: ${_param:openstack_database_address} | 
 |         port: 3306 | 
 |         name: grafana | 
 |         user: grafana | 
 |         password: ${_param:mysql_grafana_password} | 
 |       auth: | 
 |         basic: | 
 |           enabled: true | 
 |       admin: | 
 |         user: ${_param:grafana_user} | 
 |         password: ${_param:grafana_password} | 
 |       dashboards: | 
 |         enabled: false | 
 |         path: /var/lib/grafana/dashboards |