Enable ClearLinux as a distro in kubespray (#3855)

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

roles/etcd/meta/main.yml

@@ -2,4 +2,4 @@
 dependencies:
   - role: adduser
     user: "{{ addusers.etcd }}"
-    when: not (ansible_os_family in ['CoreOS', 'Container Linux by CoreOS'] or is_atomic)
+    when: not (ansible_os_family in ['CoreOS', 'Container Linux by CoreOS', "ClearLinux"] or is_atomic)

roles/etcd/tasks/upd_ca_trust.yml

@@ -10,6 +10,8 @@
       /etc/ssl/certs/etcd-ca.pem
       {%- elif ansible_os_family == "Suse" -%}
       /etc/pki/trust/anchors/etcd-ca.pem
+      {%- elif ansible_os_family == "ClearLinux" -%}
+      /usr/share/ca-certs/etcd-ca.pem
       {%- endif %}
   tags:
     - facts
@@ -28,3 +30,7 @@
 - name: Gen_certs | update ca-certificates (RedHat)
   command: update-ca-trust extract
   when: etcd_ca_cert.changed and ansible_os_family == "RedHat"
+
+- name: Gen_certs | update ca-certificates (ClearLinux)
+  command: clrtrust add "{{ ca_cert_path }}"
+  when: etcd_ca_cert.changed and ansible_os_family == "ClearLinux"