split invariants into seperate module

debian/main.tf

@@ -6,16 +6,20 @@ terraform {
   }
 }
 
+module "invariants" {
+  source = "git::https://git.pim.kunis.nl/home/tf-modules.git/invariants"
+}
+
 module "tf_debian_vm" {
   source                = "git::https://git.pim.kunis.nl/pim/tf-debian-vm.git"
   name                  = var.name
-  admin_authorized_keys = var.admin_authorized_keys
-  insecure_password = var.insecure_password
-  use_host_cert = var.use_host_cert
-  disk_pool = var.disk_pool
-  disk_base = var.disk_base
-  disk_base_pool = var.disk_base_pool
-  cloudinit_pool = var.cloudinit_pool
-  bridge_name = var.bridge_name
-  ca_host = var.ca_host
+  admin_authorized_keys = coalesce(var.admin_authorized_keys, module.invariants.admin_authorized_keys)
+  insecure_password     = coalesce(var.insecure_password, false)
+  use_host_cert         = coalesce(var.use_host_cert, true)
+  disk_pool             = coalesce(var.disk_pool, module.invariants.disk_pool)
+  disk_base             = coalesce(var.disk_base, module.invariants.disk_base)
+  disk_base_pool        = coalesce(var.disk_base_pool, module.invariants.disk_base_pool)
+  cloudinit_pool        = coalesce(var.cloudinit_pool, module.invariants.cloudinit_pool)
+  bridge_name           = coalesce(var.bridge_name, module.invariants.bridge_name)
+  ca_host               = coalesce(var.ca_host, module.invariants.ca_host)
 }

debian/variables.tf

@@ -4,48 +4,45 @@ variable "name" {
 
 variable "admin_authorized_keys" {
   type    = list(string)
-  default = [
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOodpLr+FDRyKyHjucHizNLVFHZ5AQmE9GmxMnOsSoaw pimkunis@thinkpadpim",
-    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINUZp4BCxf7uLa1QWonx/Crf8tYZ5MKIZ+EuaBa82LrV user@user-laptop"
-  ]
+  default = null
 }
 
 variable "insecure_password" {
   type    = bool
-  default = false
+  default = null
 }
 
 variable "use_host_cert" {
   type    = bool
-  default = true
+  default = null
 }
 
 variable "disk_pool" {
   type    = string
-  default = "disk"
+  default = null
 }
 
 variable "disk_base" {
   type    = string
-  default = "debian-bookworm.qcow2"
+  default = null
 }
 
 variable "disk_base_pool" {
   type    = string
-  default = "iso"
+  default = null
 }
 
 variable "cloudinit_pool" {
   type    = string
-  default = "init"
+  default = null
 }
 
 variable "bridge_name" {
   type    = string
-  default = "dmzbr"
+  default = null
 }
 
 variable "ca_host" {
   type    = string
-  default = "hermes.dmz"
+  default = null
 }

invariants/outputs.tf

@@ -0,0 +1,30 @@
+output "admin_authorized_keys" {
+  value = [
+    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAIOodpLr+FDRyKyHjucHizNLVFHZ5AQmE9GmxMnOsSoaw pimkunis@thinkpadpim",
+    "ssh-ed25519 AAAAC3NzaC1lZDI1NTE5AAAAINUZp4BCxf7uLa1QWonx/Crf8tYZ5MKIZ+EuaBa82LrV user@user-laptop"
+  ]
+}
+
+output "disk_pool" {
+  value = "disk"
+}
+
+output "disk_base" {
+  value = "debian-bookworm.qcow2"
+}
+
+output "disk_base_pool" {
+  value = "iso"
+}
+
+output "cloudinit_pool" {
+  value = "init"
+}
+
+output "bridge_name" {
+  value = "dmzbr"
+}
+
+output "ca_host" {
+  value = "hermes.dmz"
+}