Merge pull request #65 from tyler-8/db_options

Add support for configuring database CONN_MAX_AGE

Author: lae

README.adoc

@@ -147,6 +147,15 @@ section for more information on configuring the database.
 
 Note that these are used to configure `DATABASE` in `configuration.py`.
 
+[source,yaml]
+----
+netbox_database_conn_age: 300
+----
+
+To configure Netbox to keep database connections open longer than a single requests,
+set `netbox_database_conn_age` to your preferred maximum connection age, in seconds.
+300 seconds (5 minutes) is typically a good number to start with.
+
 [source,yaml]
 ----
 netbox_redis_host: 127.0.0.1

defaults/main.yml

@@ -20,6 +20,7 @@ netbox_database_user: netbox
 #netbox_database_host: localhost
 netbox_database_port: 5432
 #netbox_database_socket: /var/run/postgresql
+netbox_database_conn_age: 0
 
 netbox_redis_host: 127.0.0.1
 netbox_redis_port: 6379

templates/configuration.py.j2

@@ -11,9 +11,10 @@ DATABASE = {
 {% else %}
     'HOST': '{{ netbox_database_socket }}',
 {% endif %}
+    'CONN_MAX_AGE': {{ netbox_database_conn_age }},
 }
 
-REDIS = { 
+REDIS = {
     'HOST': '{{ netbox_redis_host }}',
     'PORT': '{{ netbox_redis_port }}',
     'PASSWORD': '{{ netbox_redis_password }}',