replace static set with data source for node names

terraform/projects/multiple-vm/main.tf

@@ -1,6 +1,6 @@
 module "pve_vm" {
   source    = "../../modules/pve_vm"
-  for_each  = var.node_list
+  for_each = toset(data.proxmox_virtual_environment_nodes.pve_nodes.names)
   node_name = each.value
   vm_name   = "${each.value}-vm"
   vm_cpu    = 2
@@ -8,6 +8,8 @@ module "pve_vm" {
   vm_vlan   = 66
 }
 
+data "proxmox_virtual_environment_nodes"  "pve_nodes" {} 
+
 output "vm_ip" {
   value = { for k, v in module.pve_vm : "${k}-vm" => v.vm_ip }
 }

terraform/projects/multiple-vm/variables.tf

@@ -8,9 +8,3 @@ variable "proxmox_api_token" {
   type        = string
   sensitive   = true
 }
-
-variable "node_list" {
-  description = "List of node names in the Proxmox cluster"
-  type        = set(string)
-  default     = ["apex", "vertex", "zenith"]
-}