almost working...

variables.tf

@@ -9,9 +9,45 @@ variable "ubuntu_18_img_url" {
   default     = "http://cloud-images.ubuntu.com/releases/bionic/release-20191008/ubuntu-18.04-server-cloudimg-amd64.img"
 }
 
+variable "ubuntu_20_img_url" {
+  description = "ubuntu 20.04 image"
+  #default     = "https://cloud-images.ubuntu.com/releases/focal/release/ubuntu-20.04-server-cloudimg-amd64.img"
+  default     = "/home/tobias/projects/terraform-libvirt/ubuntu-20.04-server-cloudimg-amd64.img"
+}
+
+variable "vm_disk_size" {
+  description = "size of the disk of the virtual machine"
+  default     = 21549672960 
+}
+
+variable "vm_name" {
+  description = "vm name"
+  default     = "tf-k8s-master"
+}
+
 variable "vm_hostname" {
   description = "vm hostname"
-  default     = "terraform-kvm-ansible"
+  default     = "k8smaster"
+}
+
+variable "vm_slave_hostname" {
+  description = "vm hostname"
+  default     = "k8slave"
+}
+
+variable "slaves" {
+  type = number
+  default = 3
+}
+
+variable "vm_slave_name" {
+  description = "vm slave name"
+  default     = "tf-k8s-slave"
+}
+
+variable "vm_slave_hostname" {
+  description = "vm slave hostname"
+  default     = "k8sslave"
 }
 
 variable "ssh_username" {