Remove defaults for required vars

roles/virtualization/tasks/libvirt.yml

@@ -3,7 +3,7 @@
   delegate_to: localhost
   vars:
     virtualization_libvirt_image_dir_value: >-
-      {{ vm_path if vm_path | length > 0 else '/var/lib/libvirt/images' }}
+      {{ vm_path if vm_path is defined and vm_path | length > 0 else '/var/lib/libvirt/images' }}
   ansible.builtin.set_fact:
     virtualization_libvirt_image_dir: "{{ virtualization_libvirt_image_dir_value }}"
     virtualization_libvirt_disk_path: >-

roles/virtualization/tasks/proxmox.yml

@@ -2,7 +2,7 @@
 - name: Deploy VM on Proxmox
   delegate_to: localhost
   vars:
-    virtualization_dns_value: "{{ vm_dns }}"
+    virtualization_dns_value: "{{ vm_dns if vm_dns is defined else '' }}"
     virtualization_dns_list_raw: >-
       {{
         virtualization_dns_value
@@ -11,7 +11,7 @@
       }}
     virtualization_dns_list: >-
       {{ virtualization_dns_list_raw | map('trim') | reject('equalto', '') | list }}
-    virtualization_search_value: "{{ vm_dns_search }}"
+    virtualization_search_value: "{{ vm_dns_search if vm_dns_search is defined else '' }}"
     virtualization_search_list_raw: >-
       {{
         virtualization_search_value
@@ -33,7 +33,7 @@
     cpu: host
     cores: "{{ vm_cpus }}"
     memory: "{{ vm_memory }}"
-    balloon: "{{ vm_ballo if vm_ballo | int > 0 else omit }}"
+    balloon: "{{ vm_ballo if vm_ballo is defined and vm_ballo | int > 0 else omit }}"
     numa_enabled: true
     hotplug: network,disk
     update: "{{ virtualization_tpm2_enabled | bool }}"
@@ -57,16 +57,16 @@
       }}
     ide:
       ide0: "{{ boot_iso }},media=cdrom"
-      ide1: "{{ rhel_iso + ',media=cdrom' if rhel_iso | length > 0 else omit }}"
+      ide1: "{{ rhel_iso + ',media=cdrom' if rhel_iso is defined and rhel_iso | length > 0 else omit }}"
       ide2: "{{ hypervisor_storage }}:cloudinit"
     net:
-      net0: virtio,bridge={{ vm_nif }}{% if vlan_name | length > 0 %},tag={{ vlan_name }}{% endif %}
+      net0: virtio,bridge={{ vm_nif }}{% if vlan_name is defined and vlan_name | length > 0 %},tag={{ vlan_name }}{% endif %}
     ipconfig:
       ipconfig0: >-
         {{
           'ip=' ~ vm_ip ~ '/' ~ vm_nms
-          ~ (',gw=' ~ vm_gw if vm_gw | length else '')
-          if vm_ip | length
+          ~ (',gw=' ~ vm_gw if vm_gw is defined and vm_gw | length else '')
+          if vm_ip is defined and vm_ip | length
           else 'ip=dhcp'
         }}
     nameservers: "{{ virtualization_dns_list if virtualization_dns_list | length else omit }}"

roles/virtualization/tasks/vmware.yml

@@ -8,11 +8,11 @@
     validate_certs: false
     datacenter: "{{ hypervisor_datacenter }}"
     cluster: "{{ hypervisor_cluster }}"
-    folder: "{{ vm_path if vm_path | length > 0 else omit }}"
+    folder: "{{ vm_path if vm_path is defined and vm_path | length > 0 else omit }}"
     name: "{{ hostname }}"
     guest_id: otherLinux64Guest
     annotation: |
-      {{ note }}
+      {{ note if note is defined else '' }}
     state: "{{ 'poweredoff' if virtualization_tpm2_enabled | bool else 'poweredon' }}"
     disk:
       - size_gb: "{{ vm_size }}"
@@ -41,12 +41,12 @@
             "state": "present",
             "type": "iso",
             "iso_path": rhel_iso
-          } ] if rhel_iso | length > 0 else [] )
+          } ] if rhel_iso is defined and rhel_iso | length > 0 else [] )
       }}
     networks:
       - name: "{{ vm_nif }}"
         type: dhcp
-        vlan: "{{ vlan_name if vlan_name | length > 0 else omit }}"
+        vlan: "{{ vlan_name if vlan_name is defined and vlan_name | length > 0 else omit }}"
 
 - name: Ensure vTPM2 is enabled when required
   when: virtualization_tpm2_enabled | bool
@@ -57,7 +57,7 @@
     password: "{{ hypervisor_password }}"
     validate_certs: false
     datacenter: "{{ hypervisor_datacenter }}"
-    folder: "{{ vm_path if vm_path | length > 0 else omit }}"
+    folder: "{{ vm_path if vm_path is defined and vm_path | length > 0 else omit }}"
     name: "{{ hostname }}"
     state: present
 

roles/virtualization/templates/cloud-network-config.yml.j2

@@ -4,27 +4,27 @@ network:
     id0:
       match:
         macaddress: "{{ virtualization_mac_address }}"
-{% set has_static = vm_ip | length %}
-{% set dns_value = vm_dns %}
+{% set has_static = vm_ip is defined and vm_ip | length %}
+{% set dns_value = vm_dns if vm_dns is defined else '' %}
 {% set dns_list_raw = dns_value if dns_value is iterable and dns_value is not string else dns_value.split(',') %}
 {% set dns_list = dns_list_raw | map('trim') | reject('equalto', '') | list %}
-{% set search_value = vm_dns_search %}
+{% set search_value = vm_dns_search if vm_dns_search is defined else '' %}
 {% set search_list_raw = search_value if search_value is iterable and search_value is not string else search_value.split(',') %}
 {% set search_list = search_list_raw | map('trim') | reject('equalto', '') | list %}
 {% if has_static %}
       addresses:
         - "{{ vm_ip }}/{{ vm_nms }}"
-{% if vm_gw | length %}
+{% if vm_gw is defined and vm_gw | length %}
       gateway4: "{{ vm_gw }}"
 {% endif %}
 {% else %}
       dhcp4: true
-{% if (vm_dns | length) or (vm_dns_search | length) %}
+{% if (vm_dns is defined and vm_dns | length) or (vm_dns_search is defined and vm_dns_search | length) %}
       dhcp4-overrides:
-{% if vm_dns | length %}
+{% if vm_dns is defined and vm_dns | length %}
         use-dns: false
 {% endif %}
-{% if vm_dns_search | length %}
+{% if vm_dns_search is defined and vm_dns_search | length %}
         use-domains: false
 {% endif %}
 {% endif %}

roles/virtualization/templates/vm.xml.j2

@@ -1,7 +1,7 @@
 <domain type='kvm'>
   <name>{{ hostname }}</name>
   <memory>{{ vm_memory | int * 1024 }}</memory>
-  {% if vm_ballo | int > 0 %}<currentMemory>{{ vm_ballo | int * 1024 }}</currentMemory>{% endif %}
+  {% if vm_ballo is defined and vm_ballo | int > 0 %}<currentMemory>{{ vm_ballo | int * 1024 }}</currentMemory>{% endif %}
   <vcpu placement='static'>{{ vm_cpus }}</vcpu>
   <os>
     <type arch='x86_64' machine="pc-q35-8.0">hvm</type>
@@ -37,7 +37,7 @@
       <source file="{{ virtualization_libvirt_cloudinit_path }}"/>
       <target dev="sdb" bus="sata"/>
     </disk>
-    {% if rhel_iso | length > 0 %}
+    {% if rhel_iso is defined and rhel_iso | length > 0 %}
     <disk type="file" device="cdrom">
       <driver name="qemu" type="raw"/>
       <source file="{{ rhel_iso }}"/>