Added node-cleanup task of rke2 role

Change-Id: I866180e612da9b75b9c062c62326d236aec82ce2
diff --git a/tasks/nodecleanup.yml b/tasks/nodecleanup.yml
new file mode 100644
index 0000000..340a475
--- /dev/null
+++ b/tasks/nodecleanup.yml
@@ -0,0 +1,76 @@
+---
+# rkecleanup tasks/main.yml
+#
+# SPDX-FileCopyrightText: © 2022 Open Networking Foundation <support@opennetworking.org>
+# SPDX-License-Identifier: Apache-2.0
+- name: Stop Docker Container
+  shell:
+    cmd: "docker rm -f $(docker ps -qa)"
+  register: result
+  failed_when: >
+             ("docker: not found" not in result.stderr) and
+             ("requires at least 1 argument" not in result.stderr) and
+             (result.stderr | length > 0)
+  changed_when: >
+             ("docker: not found" not in result.stderr)
+
+- name: Remove Docker Images
+  shell:
+    cmd: "docker rmi -f $(docker images -q)"
+  register: result
+  failed_when: >
+             ("docker: not found" not in result.stderr) and
+             ("requires at least 1 argument" not in result.stderr) and
+             (result.stderr | length > 0)
+  changed_when: >
+             ("docker: not found" not in result.stderr)
+
+- name: Remove Docker Volumes
+  shell:
+    cmd: "docker volume rm $(docker volume ls -q)"
+  register: result
+  failed_when: >
+             ("docker: not found" not in result.stderr) and
+             ("requires at least 1 argument" not in result.stderr) and
+             (result.stderr | length > 0)
+  changed_when: >
+             ("docker: not found" not in result.stderr)
+  notify: Uninstall Docker
+
+- name: Unmount kubelet mounts
+  shell:
+    cmd: >
+      for mount in $(mount | grep tmpfs |
+      grep '/var/lib/kubelet' |
+      awk '{ print $3 }') /var/lib/kubelet /var/lib/rancher;
+      do umount $mount; done
+  register: result
+  failed_when: >
+             ("no mount point specified" not in result.stderr) and
+             ("not mounted" not in result.stderr) and
+             (result.stderr | length > 0)
+  changed_when: >
+             ("no mount point specified" not in result.stderr) and
+             ("not mounted" not in result.stderr)
+
+- name: Remove Directories and Files
+  file:
+    path: "{{ item }}"
+    state: absent
+  with_items:
+    - /etc/ceph
+    - /etc/cni
+    - /etc/kubernetes
+    - /opt/cni
+    - /opt/rke
+    - /run/secrets/kubernetes.io
+    - /run/calico
+    - /run/flannel
+    - /var/lib/calico
+    - /var/lib/etcd
+    - /var/lib/cni
+    - /var/lib/kubelet
+    - /var/lib/rancher/rke/log
+    - /var/log/containers
+    - /var/log/pods
+    - /var/run/calico