1 files changed, 36 insertions, 0 deletions
diff --git a/app/services/ci/runners/bulk_delete_runners_service.rb b/app/services/ci/runners/bulk_delete_runners_service.rb
new file mode 100644
index 00000000000..ce07aa541c2
--- /dev/null
+++ b/app/services/ci/runners/bulk_delete_runners_service.rb
@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+module Ci
+  module Runners
+    class BulkDeleteRunnersService
+      attr_reader :runners
+
+      RUNNER_LIMIT = 50
+
+      # @param runners [Array<Ci::Runner, Integer>] the runners to unregister/destroy
+      def initialize(runners:)
+        @runners = runners
+      end
+
+      def execute
+        if @runners
+          # Delete a few runners immediately
+          return ServiceResponse.success(payload: delete_runners)
+        end
+
+        ServiceResponse.success(payload: { deleted_count: 0, deleted_ids: [] })
+      end
+
+      private
+
+      def delete_runners
+        # rubocop:disable CodeReuse/ActiveRecord
+        runners_to_be_deleted = Ci::Runner.where(id: @runners).limit(RUNNER_LIMIT)
+        # rubocop:enable CodeReuse/ActiveRecord
+        deleted_ids = runners_to_be_deleted.destroy_all.map(&:id) # rubocop: disable Cop/DestroyAll
+
+        { deleted_count: deleted_ids.count, deleted_ids: deleted_ids }
+      end
+    end
+  end
+end