Enable ClearLinux as a distro in kubespray (#3855)

Signed-off-by: Ganesh Maharaj Mahalingam <ganesh.mahalingam@intel.com>

roles/bootstrap-os/tasks/bootstrap-clearlinux.yml

@@ -0,0 +1,14 @@
+---
+- name: Install basic packages to run containers
+  package:
+    name: "{{ item }}"
+    state: present
+  with_items:
+    - containers-basic
+
+- name: Make sure docker service is enabled
+  systemd:
+    name: docker
+    enabled: yes
+    daemon_reload: yes
+    state: started

roles/bootstrap-os/tasks/main.yml

@@ -20,6 +20,8 @@
       centos
       {%- elif 'OpenSUSE' in os_release.stdout -%}
       opensuse
+      {%- elif 'Clear Linux OS' in os_release.stdout -%}
+      clearlinux
       {%- endif -%}
 
 - include_tasks: bootstrap-ubuntu.yml
@@ -40,6 +42,9 @@
 - include_tasks: bootstrap-opensuse.yml
   when: os_family == "opensuse"
 
+- include_tasks: bootstrap-clearlinux.yml
+  when: os_family == "clearlinux"
+
 - import_tasks: setup-pipelining.yml
 
 - name: Create remote_tmp for it is used by another module
@@ -58,14 +63,14 @@
     name: "{{inventory_hostname}}"
   when:
     - override_system_hostname
-    - ansible_os_family not in ['Suse', 'CoreOS', 'Container Linux by CoreOS']
+    - ansible_os_family not in ['Suse', 'CoreOS', 'Container Linux by CoreOS', 'ClearLinux']
 
 - name: Assign inventory name to unconfigured hostnames (CoreOS and Tumbleweed only)
   command: "hostnamectl set-hostname  {{inventory_hostname}}"
   register: hostname_changed
   when:
     - override_system_hostname
-    - ansible_os_family in ['Suse', 'CoreOS', 'Container Linux by CoreOS']
+    - ansible_os_family in ['Suse', 'CoreOS', 'Container Linux by CoreOS', 'ClearLinux']
 
 - name: Update hostname fact (CoreOS and Tumbleweed only)
   setup: