+#
+# Copyright 2020 Huawei Technologies Co., Ltd.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+
+---
+
+- name: check if velero is already installed
+ shell:
+ cmd: kubectl get ns velero
+ register: result
+ ignore_errors: yes
+ no_log: True
+
+- debug:
+ msg: Unisntall velero
+ when: result.stdout != ""
+
+- debug:
+# yamllint disable rule:line-length
+ msg: Ignore Uninstall Log , velero not installed
+# yamllint disable rule:line-length
+ when: result.stdout == ""
+
+- name: Remove namespace for velero
+ command: kubectl delete ns velero
+ when: result is succeeded
+
+- name: Remove velero credentials file
+ command: rm /root/credentials-velero
+ when: result is succeeded