1 files changed, 10 insertions, 0 deletions
diff --git a/activestorage/lib/active_storage/engine.rb b/activestorage/lib/active_storage/engine.rb
index 99588cdd4b..93c5c55b95 100644
--- a/activestorage/lib/active_storage/engine.rb
+++ b/activestorage/lib/active_storage/engine.rb
@@ -10,6 +10,8 @@ require "active_storage/previewer/video_previewer"
 require "active_storage/analyzer/image_analyzer"
 require "active_storage/analyzer/video_analyzer"
 
+require "active_storage/reflection"
+
 module ActiveStorage
   class Engine < Rails::Engine # :nodoc:
     isolate_namespace ActiveStorage
@@ -52,6 +54,7 @@ module ActiveStorage
 
         ActiveStorage.variable_content_types = app.config.active_storage.variable_content_types || []
         ActiveStorage.content_types_to_serve_as_binary = app.config.active_storage.content_types_to_serve_as_binary || []
+        ActiveStorage.service_urls_expire_in = app.config.active_storage.service_urls_expire_in || 5.minutes
       end
     end
 
@@ -95,5 +98,12 @@ module ActiveStorage
         end
       end
     end
+
+    initializer "active_storage.reflection" do
+      ActiveSupport.on_load(:active_record) do
+        include Reflection::ActiveRecordExtensions
+        ActiveRecord::Reflection.singleton_class.prepend(Reflection::ReflectionExtension)
+      end
+    end
   end
 end