Make enabling cloud_init optionnal

For cloud images that needs it, cloud_init can be enabled in the main.tf file. This change will allow deployments that does not require cloud_init to be supported

multiple/environments/fedora-cloud-server-42-bios/main.tf

@@ -15,7 +15,8 @@ provider "libvirt" {
 module "shared_modules" {
   source = "../../shared_modules"
   
-  vm_name      = "fedora-cloud-server-42-bios" 
+  vm_name      = "f42-bios" 
   image_location  = "https://download.fedoraproject.org/pub/fedora/linux/releases/42/Cloud/x86_64/images/Fedora-Cloud-Base-Generic-42-1.1.x86_64.qcow2"
   ssh_key = "ssh-rsa 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"
+  enable_cloudinit = true
 }

multiple/environments/ubuntu-cloud-server-2404-bios/main.tf

@@ -18,4 +18,5 @@ module "shared_modules" {
   vm_name      = "u24-bios" 
   image_location  = "/var/lib/libvirt/images/noble-server-cloudimg-amd64.img"
   ssh_key = "ssh-rsa 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"
+  enable_cloudinit = true
 }

multiple/environments/ubuntu-cloud-server-2404-uefi/main.tf

@@ -18,6 +18,7 @@ module "shared_modules" {
   vm_name      = "u24-uefi" 
   image_location  = "/var/lib/libvirt/images/noble-server-cloudimg-amd64.img"
   ssh_key = "ssh-rsa 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"
+  enable_cloudinit = true
   # ---- OPTIONAL UEFI SETTINGS ----------------------------------------------
   uefi_firmware        = "/usr/share/edk2/x64/OVMF_CODE.4m.fd"
   uefi_nvram_template  = "/usr/share/edk2/x64/OVMF_VARS.4m.fd"

multiple/shared_modules/cloud-init.tf

@@ -1,8 +1,11 @@
+# Only create the cloudinit disk if enabled
 resource "libvirt_cloudinit_disk" "commoninit" {
-  name      = var.cloudinit_filename
+  count = var.enable_cloudinit ? var.instance_count : 0
+  
+  name      = "${var.cloudinit_filename}-${count.index}"
   user_data = templatefile("${path.module}/cloud_init.yaml", {
     ssh_key = var.ssh_key
   })
-  pool      =  "${var.vm_name}-pool"
+  pool      = "${var.vm_name}-pool"
   depends_on = [libvirt_pool.tf_tmp_storage]
 }

multiple/shared_modules/domain.tf

@@ -3,7 +3,9 @@ resource "libvirt_domain" "domain" {
   name   = "${var.vm_name}-${count.index}"
   memory = var.memory
   vcpu   = var.vcpu
-  cloudinit = libvirt_cloudinit_disk.commoninit.id
+
+  # Only include cloudinit if enabled
+  cloudinit = var.enable_cloudinit ? libvirt_cloudinit_disk.commoninit[count.index].id : null
 
   # ---- optional UEFI support ------------------------------------
   # Firmware – only add the string when a path is supplied

multiple/shared_modules/variables.tf

@@ -40,6 +40,12 @@ variable "cloudinit_filename" {
   default     = "commoninit.iso"
 }
 
+variable "enable_cloudinit" {
+  description = "Enable cloud-init support"
+  type        = bool
+  default     = false
+}
+
 variable "ssh_key" {
   description = "SSH authorized keys for cloud-init"
   type        = string