Make rate limiting config more flexible

common.ini.in

@@ -107,13 +107,13 @@ image_backend.secret_key = {image_backend_secret_key}
 image_url = {image_url}
 
 # Rate limiting settings
-# Window timespan in seconds (15min):
-rate_limiting.window_span = 900
+# Window timespan in seconds:
+rate_limiting.window_span = {rate_limiting_window_span}
 # Max number of actions allowed during a single window:
-rate_limiting.limit = 50
-rate_limiting.limit_moderator = 100
-rate_limiting.limit_robot = 1000
+rate_limiting.limit = {rate_limiting_limit}
+rate_limiting.limit_moderator = {rate_limiting_limit_moderator}
+rate_limiting.limit_robot = {rate_limiting_limit_robot}
 # Max number of times a user can be rate limited before being blocked:
-rate_limiting.max_times = 3
+rate_limiting.max_times = {rate_limiting_max_times}
 # Email address rate limiting alert messages are sent to
 rate_limiting.alert_address = {rate_limiting_alert_address}

config/default

@@ -93,4 +93,13 @@ export guidebook_anonymous_user_account = 2
 
 export show_debugger_for_errors = false
 
+# Rate limiting settings
 export rate_limiting_alert_address = [email protected]
+# Window timespan in seconds:
+export rate_limiting_window_span = 900
+# Max number of actions allowed during a single window:
+export rate_limiting_limit = 50
+export rate_limiting_limit_moderator = 100
+export rate_limiting_limit_robot = 1000
+# Max number of times a user can be rate limited before being blocked:
+export rate_limiting_max_times = 3