refactor(vars): remove legacy variable inputs

roles/global_defaults/tasks/validation.yml

@@ -4,8 +4,10 @@
     that:
       - install_type is defined
       - install_type in ["virtual", "physical"]
-      - hypervisor is defined
-      - hypervisor in ["libvirt", "proxmox", "vmware", "xen", "none"]
+      - hypervisor_cfg is defined
+      - hypervisor_cfg is mapping
+      - hypervisor_type is defined
+      - hypervisor_type in ["libvirt", "proxmox", "vmware", "xen", "none"]
       - filesystem is defined
       - filesystem in ["btrfs", "ext4", "xfs"]
       - install_drive is defined
@@ -18,7 +20,7 @@
 - name: Validate install_type/hypervisor relationship
   ansible.builtin.assert:
     that:
-      - install_type == "physical" or hypervisor in ["libvirt", "proxmox", "vmware", "xen"]
+      - install_type == "physical" or hypervisor_type in ["libvirt", "proxmox", "vmware", "xen"]
     fail_msg: "hypervisor must be one of: libvirt, proxmox, vmware, xen when install_type=virtual."
     quiet: true
 
@@ -58,7 +60,7 @@
 - name: Validate Proxmox hypervisor inputs
   when:
     - install_type == "virtual"
-    - hypervisor == "proxmox"
+    - hypervisor_type == "proxmox"
   ansible.builtin.assert:
     that:
       - hypervisor_cfg.url | string | length > 0
@@ -74,7 +76,7 @@
 - name: Validate VMware hypervisor inputs
   when:
     - install_type == "virtual"
-    - hypervisor == "vmware"
+    - hypervisor_type == "vmware"
   ansible.builtin.assert:
     that:
       - hypervisor_cfg.url | string | length > 0
@@ -90,7 +92,7 @@
 - name: Validate Xen hypervisor inputs
   when:
     - install_type == "virtual"
-    - hypervisor == "xen"
+    - hypervisor_type == "xen"
   ansible.builtin.assert:
     that:
       - system_cfg.network | string | length > 0
@@ -125,7 +127,7 @@
     that:
       - system_cfg is defined
       - system_cfg is mapping
-    fail_msg: "system configuration is missing. Define system: {...} or legacy vm_* variables."
+    fail_msg: "system configuration is missing. Define system: {...}."
     quiet: true
 
 - name: Validate virtual system sizing