feat: add openSUSE MicroOS support (#13449)

Signed-off-by: Kay Yan <kay.yan@daocloud.io>

roles/kubernetes/preinstall/defaults/main.yml

@@ -89,6 +89,7 @@ supported_os_distributions:
   - 'Flatcar'
   - 'Suse'
   - 'openSUSE Leap'
+  - 'openSUSE MicroOS'
   - 'openSUSE Tumbleweed'
   - 'ClearLinux'
   - 'OracleLinux'

roles/kubernetes/preinstall/tasks/0020-set_facts.yml

@@ -10,6 +10,14 @@
   tags:
     - facts
 
+- name: Normalize ansible_facts for openSUSE MicroOS
+  set_fact:
+    ansible_facts: "{{ ansible_facts | combine({'os_family': 'Suse'}) }}"
+    ansible_os_family: Suse
+  when: ansible_facts['distribution'] == "openSUSE MicroOS"
+  tags:
+    - facts
+
 - name: Check resolvconf
   command: which resolvconf
   register: resolvconf

roles/kubernetes/preinstall/tasks/0040-verify-settings.yml

@@ -24,6 +24,14 @@
     msg: "{{ ansible_facts['distribution'] }} is not a known OS"
   when: not ignore_assert_errors
 
+- name: Stop if the container manager is unsupported on openSUSE MicroOS
+  assert:
+    that: container_manager == "containerd"
+    msg: "openSUSE MicroOS only supports containerd"
+  when:
+    - not ignore_assert_errors
+    - ansible_facts['distribution'] == "openSUSE MicroOS"
+
 - name: Stop if memory is too small for control plane nodes
   assert:
     that: ansible_facts['memtotal_mb'] >= minimal_master_memory_mb