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

inventory/hosts.yaml

@@ -1,34 +1,41 @@
 ---
-physical:
+all:
-  hosts:
+  physical:
-    localhost:
+    proxmox-1:
-      ansible_become_password: "{{ ansible_become_passwd }}"
+      ansible_host: 192.168.0.2
-      ansible_connection: local
-      ansible_python_interpreter: "{{ ansible_playbook_python }}"
-      services_to_run: []
-    nfs-server:
-      ansible_host: 192.168.0.6
       ansible_become_password: "{{ ansible_become_passwd }}"
       services_to_run: []
-    jellyfin:
+  virtual:
-      ansible_host: 192.168.0.8
+    hosts:
-      ansible_become_password: "{{ ansible_become_passwd }}"
+      localhost:
-      services_to_run: []
+        ansible_become_password: "{{ ansible_become_passwd }}"
-    frigate:
+        ansible_connection: local
-      ansible_host: 192.168.0.12
+        ansible_python_interpreter: "{{ ansible_playbook_python }}"
-      ansible_become_password: "{{ ansible_become_passwd }}"
+        services_to_run:
-      services_to_run: []
+          - webhook 
-    vs-code:
+      nfs-server:
-      ansible_host: 192.168.0.16
+        ansible_host: 192.168.0.6
-      ansible_become_password: "{{ ansible_become_passwd }}"
+        ansible_become_password: "{{ ansible_become_passwd }}"
-      services_to_run: []
+        services_to_run: []
-    gitea-server:
+      jellyfin:
-      ansible_host: 192.168.0.39
+        ansible_host: 192.168.0.8
-      ansible_become_password: "{{ ansible_become_passwd }}"
+        ansible_become_password: "{{ ansible_become_passwd }}"
-      services_to_run: []
+        services_to_run: []
-    ai-host:
+      frigate:
-      ansible_host: 192.168.0.50
+        ansible_host: 192.168.0.12
-      ansible_become_password: "{{ ansible_become_passwd }}"
+        ansible_become_password: "{{ ansible_become_passwd }}"
-      services_to_run:
+        services_to_run: []
-        - coder_ai
+      vs-code:
-      
+        ansible_host: 192.168.0.16
+        ansible_become_password: "{{ ansible_become_passwd }}"
+        services_to_run: []
+      gitea-server:
+        ansible_host: 192.168.0.39
+        ansible_become_password: "{{ ansible_become_passwd }}"
+        services_to_run: []
+      ai-host:
+        ansible_host: 192.168.0.50
+        ansible_become_password: "{{ ansible_become_passwd }}"
+        services_to_run:
+          - coder_ai
+

playbooks/maintain.yaml

@@ -1,6 +1,6 @@
 ---
 - name: Deploy and set up an LXC container in Proxmox
-  hosts: all
+  hosts: virtual
   remote_user: ansible
   
   vars_files:

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
+      register: common_healthcheck_space_left_result
-      failed_when: free_disk_space_result.stdout | int > 85
+      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'

roles/common_healthcheck/tasks/resize_lxc_rootfs.yaml

@@ -0,0 +1,22 @@
+---
+- name: Get container info by name
+  delegate_to: localhost
+  become: false
+  community.general.proxmox_vm_info:
+    validate_certs: false
+    node: proxmox-server
+    api_user: root@pam
+    api_host: 192.168.0.2
+    api_token_id: ansible
+    api_token_secret: "{{ proxmox_token_secret }}"
+
+    name: "{{ inventory_hostname }}"
+    type: lxc
+  register: common_healthcheck_vmid
+
+- name: Resize LXC's rootfs
+  become: true
+  ansible.builtin.command:
+    cmd: pct resize {{ common_healthcheck_vmid.proxmox_vms[0].vmid }} rootfs +5G
+  delegate_to: 192.168.0.2
+  changed_when: true