Adding the private_dns_zone_id input variable

README.md

@@ -67,8 +67,8 @@ module "aks" {
     "Agent" : "defaultnodepoolagent"
   }
 
-  enable_ingress_application_gateway = true
-  ingress_application_gateway_name = "aks-agw"
+  enable_ingress_application_gateway      = true
+  ingress_application_gateway_name        = "aks-agw"
   ingress_application_gateway_subnet_cidr = "10.52.1.0/24"
 
   network_policy                 = "azure"

main.tf

@@ -16,6 +16,7 @@ resource "azurerm_kubernetes_cluster" "main" {
   dns_prefix              = var.prefix
   sku_tier                = var.sku_tier
   private_cluster_enabled = var.private_cluster_enabled
+  private_dns_zone_id     = var.private_dns_zone_id
 
   linux_profile {
     admin_username = var.admin_username

variables.tf

@@ -336,3 +336,9 @@ variable "node_resource_group" {
   type        = string
   default     = null
 }
+
+variable "private_dns_zone_id" {
+  description = "(Optional) Either the ID of Private DNS Zone which should be delegated to this Cluster, System to have AKS manage this or None. In case of None you will need to bring your own DNS server and set up resolving, otherwise cluster will have issues after provisioning. Changing this forces a new resource to be created."
+  type        = string
+  default     = null
+}