Instance level kubernetes clusters admin

Instance level clusters were already mostly supported, this change adds
admin area controllers for cluster CRUD

2 files changed, 26 insertions, 0 deletions

diff --git a/app/controllers/admin/clusters/applications_controller.rb b/app/controllers/admin/clusters/applications_controller.rb
new file mode 100644
index 00000000000..3351d3ff825
--- /dev/null
+++ b/app/controllers/admin/clusters/applications_controller.rb
@@ -0,0 +1,9 @@
+# frozen_string_literal: true
+
+class Admin::Clusters::ApplicationsController < Clusters::ApplicationsController
+  private
+
+  def clusterable
+    @clusterable ||= InstanceClusterablePresenter.fabricate(Clusters::Instance.new, current_user: current_user)
+  end
+end
diff --git a/app/controllers/admin/clusters_controller.rb b/app/controllers/admin/clusters_controller.rb
new file mode 100644
index 00000000000..777bdf5c981
--- /dev/null
+++ b/app/controllers/admin/clusters_controller.rb
@@ -0,0 +1,17 @@
+# frozen_string_literal: true
+
+class Admin::ClustersController < Clusters::ClustersController
+  prepend_before_action :check_instance_clusters_feature_flag!
+
+  layout 'admin'
+
+  private
+
+  def clusterable
+    @clusterable ||= InstanceClusterablePresenter.fabricate(Clusters::Instance.new, current_user: current_user)
+  end
+
+  def check_instance_clusters_feature_flag!
+    render_404 unless Feature.enabled?(:instance_clusters, default_enabled: true)
+  end
+end