diff --git a/grafana/files/grafana.ini b/grafana/files/grafana.ini
index fb5f9c9..b4a61ad 100644
--- a/grafana/files/grafana.ini
+++ b/grafana/files/grafana.ini
@@ -69,7 +69,7 @@ password = {{ server.database.password }}
 #################################### Session ####################################
 [session]
 # Either "memory", "file", "redis", "mysql", "postgres", default is "file"
-;provider = file
+provider = {{ server.get('session', {}).get('engine', 'file') }}
 
 # Provider config options
 # memory: not have any config yet
@@ -77,7 +77,9 @@ password = {{ server.database.password }}
 # redis: config like redis server e.g. `addr=127.0.0.1:6379,pool_size=100,db=grafana`
 # mysql: go-sql-driver/mysql dsn config string, e.g. `user:password@tcp(127.0.0.1:3306)/database_name`
 # postgres: user=a password=b host=localhost port=5432 dbname=c sslmode=disable
-;provider_config = sessions
+{%- if server.get('session', {}).get('engine', 'file') == 'redis' %}
+provider_config = addr={{ server.session.get('host', '127.0.0.1') }}:{{ server.session.get('port', 6379) }},db={{ server.session.get('db', 'grafana') }}
+{%- endif %}
 
 # Session cookie name
 ;cookie_name = grafana_sess
@@ -177,7 +179,7 @@ password = {{ server.database.password }}
 enabled = true
 header_name = {{ server.auth.get('header', 'X-REMOTE-USER') %}
 header_property = {{ server.auth.get('header_property', 'username') }}
-;auto_sign_up = true
+auto_sign_up = true
 {%- endif %}
 
 #################################### Basic Auth ##########################
@@ -191,14 +193,22 @@ header_property = {{ server.auth.get('header_property', 'username') }}
 
 #################################### SMTP / Emailing ##########################
 [smtp]
-;enabled = false
-;host = localhost:25
-;user =
-;password =
+{%- if server.get('mail', {}).get('enabled', False) %}
+enabled = true
+{%- if server.mail.host is defined %}
+host = {{ server.mail.host }}:{{ server.mail.get('port', 25) }}
+{%- endif %}
+{%- if server.mail.username is defined %}
+user = {{ server.mail.username }}
+password = {{ server.mail.password }}
+{%- endif %}
 ;cert_file =
 ;key_file =
 ;skip_verify = false
-;from_address = admin@grafana.localhost
+from_address = {{ server.mail.get('from', 'grafana@localhost') }}
+{%- else %}
+enabled = false
+{%- endif %}
 
 [emails]
 ;welcome_email_on_sign_up = false