Merge branch 'instrument-infra' into 'master'

Add Prometheus metrics endpoint and basic infrastructure to meter code

See merge request !11553

1 files changed, 5 insertions, 0 deletions

diff --git a/app/controllers/sessions_controller.rb b/app/controllers/sessions_controller.rb
index 10806895764..d7c702b94f8 100644
--- a/app/controllers/sessions_controller.rb
+++ b/app/controllers/sessions_controller.rb
@@ -47,6 +47,10 @@ class SessionsController < Devise::SessionsController
 
   private
 
+  def login_counter
+    @login_counter ||= Gitlab::Metrics.counter(:user_session_logins, 'User sign in count')
+  end
+
   # Handle an "initial setup" state, where there's only one user, it's an admin,
   # and they require a password change.
   def check_initial_setup
@@ -129,6 +133,7 @@ class SessionsController < Devise::SessionsController
   end
 
   def log_user_activity(user)
+    login_counter.increment
     Users::ActivityService.new(user, 'login').execute
   end