lib/opentelemetry/instrumentation/rails/patches/action_controller/metal.rb in opentelemetry-instrumentation-rails-0.16.0 vs lib/opentelemetry/instrumentation/rails/patches/action_controller/metal.rb in opentelemetry-instrumentation-rails-0.17.0

@@ -12,10 +12,24 @@
           # Module to prepend to ActionController::Metal for instrumentation
           module Metal
             def dispatch(name, request, response)
               rack_span = OpenTelemetry::Instrumentation::Rack.current_span
               rack_span.name = "#{self.class.name}##{name}" if rack_span.context.valid? && !request.env['action_dispatch.exception']
+
+              add_rails_route(rack_span, request) if instrumentation_config[:enable_recognize_route]
               super(name, request, response)
+            end
+
+            private
+
+            def add_rails_route(rack_span, request)
+              ::Rails.application.routes.router.recognize(request) do |route, _params|
+                rack_span.set_attribute('http.route', route.path.spec.to_s)
+              end
+            end
+
+            def instrumentation_config
+              Rails::Instrumentation.instance.config
             end
           end
         end
       end
     end