Log and send a system hook if a blocked user fails to login

Closes #41633

1 files changed, 5 insertions, 3 deletions

diff --git a/app/models/user.rb b/app/models/user.rb
index 4484ee9ff4c..09aa5a7b318 100644
--- a/app/models/user.rb
+++ b/app/models/user.rb
@@ -53,7 +53,10 @@ class User < ActiveRecord::Base
   serialize :otp_backup_codes, JSON # rubocop:disable Cop/ActiveRecordSerialize
 
   devise :lockable, :recoverable, :rememberable, :trackable,
-    :validatable, :omniauthable, :confirmable, :registerable
+         :validatable, :omniauthable, :confirmable, :registerable
+
+  BLOCKED_MESSAGE = "Your account has been blocked. Please contact your GitLab " \
+                    "administrator if you think this is an error.".freeze
 
   # Override Devise::Models::Trackable#update_tracked_fields!
   # to limit database writes to at most once every hour
@@ -217,8 +220,7 @@ class User < ActiveRecord::Base
       end
 
       def inactive_message
-        "Your account has been blocked. Please contact your GitLab " \
-          "administrator if you think this is an error."
+        BLOCKED_MESSAGE
       end
     end
   end