1 files changed, 50 insertions, 0 deletions
diff --git a/lib/gitlab/kubernetes/helm/v2/reset_command.rb b/lib/gitlab/kubernetes/helm/v2/reset_command.rb
new file mode 100644
index 00000000000..172a0884c49
--- /dev/null
+++ b/lib/gitlab/kubernetes/helm/v2/reset_command.rb
@@ -0,0 +1,50 @@
+# frozen_string_literal: true
+
+module Gitlab
+  module Kubernetes
+    module Helm
+      module V2
+        class ResetCommand < BaseCommand
+          include ClientCommand
+
+          def generate_script
+            super + [
+              reset_helm_command,
+              delete_tiller_replicaset,
+              delete_tiller_clusterrolebinding
+            ].join("\n")
+          end
+
+          def pod_name
+            "uninstall-#{name}"
+          end
+
+          private
+
+          # This method can be delete once we upgrade Helm to > 12.13.0
+          # https://gitlab.com/gitlab-org/gitlab-foss/merge_requests/27096#note_159695900
+          #
+          # Tracking this method to be removed here:
+          # https://gitlab.com/gitlab-org/gitlab-foss/issues/52791#note_199374155
+          def delete_tiller_replicaset
+            delete_args = %w[replicaset -n gitlab-managed-apps -l name=tiller]
+
+            Gitlab::Kubernetes::KubectlCmd.delete(*delete_args)
+          end
+
+          def delete_tiller_clusterrolebinding
+            delete_args = %w[clusterrolebinding tiller-admin]
+
+            Gitlab::Kubernetes::KubectlCmd.delete(*delete_args)
+          end
+
+          def reset_helm_command
+            command = %w[helm reset] + optional_tls_flags
+
+            command.shelljoin
+          end
+        end
+      end
+    end
+  end
+end