1 files changed, 23 insertions, 0 deletions
diff --git a/lib/gitlab/background_migration/base_job.rb b/lib/gitlab/background_migration/base_job.rb
new file mode 100644
index 00000000000..e21e7e0e4a3
--- /dev/null
+++ b/lib/gitlab/background_migration/base_job.rb
@@ -0,0 +1,23 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module BackgroundMigration
+    # Simple base class for background migration job classes which are executed through the sidekiq queue.
+    #
+    # Any job class that inherits from the base class will have connection to the tracking database set on
+    # initialization.
+    class BaseJob
+      def initialize(connection:)
+        @connection = connection
+      end
+
+      def perform(*arguments)
+        raise NotImplementedError, "subclasses of #{self.class.name} must implement #{__method__}"
+      end
+
+      private
+
+      attr_reader :connection
+    end
+  end
+end