FEATURE: resizes rootfs if a host is LXC and its rootfs is almost full

roles/common_healthcheck/tasks/main.yaml

@@ -23,8 +23,8 @@
       become: false
       # We have to use this complicated pipeline because of Alpine and its wierd df implementation
       ansible.builtin.shell: set -o pipefail && df -h / | tail -1 | awk '{gsub(/%/, "", $5); print $5}'
-      register: free_disk_space_result
-      failed_when: free_disk_space_result.stdout | int > 85
+      register: common_healthcheck_space_left_result
+      failed_when: common_healthcheck_space_left_result.stdout | int > 85
       changed_when: false   # This task does not change the system
 
   rescue:
@@ -41,5 +41,9 @@
         body:
           - "{{ ansible_facts['hostname'] }}: Disk space is low"
       delegate_to: 127.0.0.1
-      failed_when: false
+      failed_when: false    # It's OK if it fails, not critical
       changed_when: false   # This task does not change the system
+
+    - name: Resize rootfs if it's an LXC
+      ansible.builtin.include_tasks: resize_lxc_rootfs.yaml
+      when: ansible_virtualization_type == 'lxc'