ansible/proxmox/cloudinit_template.yml

@@ -1,8 +1,7 @@
 ---
 - name: Create or update a cloud-init Ubuntu template
-  hosts: zenith.mgmt.vezpi.com
+  hosts: nodes
   become: true
-  gather_facts: false
   vars:
     template_vmid: 900
     template_os: ubuntu
@@ -21,6 +20,41 @@
     template_cores: 1
  
   tasks:
+    - name: Check whether the template VMID already exists
+      ansible.builtin.command: qm status {{ template_vmid }}
+      register: template_status
+      changed_when: false
+      failed_when: false
+
+    - name: Check if the cloud image file exists
+      ansible.builtin.stat:
+        path: "{{ image_dest }}"
+      register: image_exists
+      changed_when: false
+      failed_when: false
+
+    - name: Set candidate information
+      ansible.builtin.set_fact:
+        has_image_file: "{{ image_exists.stat.exists }}"
+        root_free_space: "{{ (ansible_mounts | selectattr('mount', 'equalto', '/') | first).size_available }}"
+
+    - name: Select target host
+      ansible.builtin.set_fact:
+        target_host: >-
+          {{ (ansible_play_hosts
+              | map('extract', hostvars)
+              | selectattr('has_target_file', 'equalto', true)
+              | sort(attribute='root_free_space', reverse=true)
+              | map(attribute='inventory_hostname')
+              | first)
+              | default(ansible_play_hosts
+              | map('extract', hostvars)
+              | sort(attribute='root_free_space', reverse=true)
+              | map(attribute='inventory_hostname')
+              | first,
+              true) }}
+      run_once: true
+
     - name: Download the current Ubuntu cloud image
       ansible.builtin.get_url:
         url: "{{ image_url }}"
@@ -28,20 +62,19 @@
         force: false 
         mode: "0644"
       register: image_download
+      when: inventory_hostname == target_host
 
-    - name: Check whether the template VMID already exists
-      ansible.builtin.command: qm status {{ template_vmid }}
-      register: template_status
-      changed_when: false
-      failed_when: false
- 
-    - name: Rebuild the template
-      when: image_download.changed or template_status.rc != 0
-      block:
     - name: Destroy existing template if present
       ansible.builtin.command: qm destroy {{ template_vmid }} --purge
       when: template_status.rc == 0
  
+    - name: Rebuild the template
+      when: 
+        - inventory_hostname == target_host
+        - image_download.changed or 
+          template_status.rc != 0
+      block:
+ 
         - name: Create the base VM shell
           ansible.builtin.command: >
             qm create {{ template_vmid }}