Fixes as per comments and doc updates

Author: syedthameem85

docs/src/guide/cluster.md

@@ -5,6 +5,7 @@ See also:
 
 The OKE parameters concern mainly the following:
 * whether you want your OKE control plane to be public or private
+* whether to assign a public IP address to the API endpoint for public access
 * whether you want to deploy public or private worker nodes
 * whether you want to allow NodePort or ssh access to the worker nodes
 * Kubernetes options such as dashboard, networking

examples/cluster/vars-cluster-enhanced.auto.tfvars

@@ -1,14 +1,15 @@
 # Copyright (c) 2017, 2023 Oracle Corporation and/or its affiliates.
 # Licensed under the Universal Permissive License v 1.0 as shown at https://oss.oracle.com/licenses/upl
 
-create_cluster     = true // *true/false
-cluster_dns        = null
-cluster_kms_key_id = null
-cluster_name       = "oke"
-cluster_type       = "enhanced" // *basic/enhanced
-cni_type           = "flannel"  // *flannel/npn
-image_signing_keys = []
-kubernetes_version = "v1.26.2"
-pods_cidr          = "10.244.0.0/16"
-services_cidr      = "10.96.0.0/16"
-use_signed_images  = false // true/*false
+create_cluster                    = true // *true/false
+cluster_dns                       = null
+cluster_kms_key_id                = null
+cluster_name                      = "oke"
+cluster_type                      = "enhanced" // *basic/enhanced
+cni_type                          = "flannel"  // *flannel/npn
+assign_public_ip_to_control_plane = true // true/*false
+image_signing_keys                = []
+kubernetes_version                = "v1.26.2"
+pods_cidr                         = "10.244.0.0/16"
+services_cidr                     = "10.96.0.0/16"
+use_signed_images                 = false // true/*false

modules/cluster/cluster.tf

@@ -16,7 +16,7 @@ resource "oci_containerengine_cluster" "k8s_cluster" {
   }
 
   endpoint_config {
-    is_public_ip_enabled = var.control_plane_is_public ? var.assign_public_ip_to_control_plane : var.control_plane_is_public
+    is_public_ip_enabled = var.control_plane_is_public && var.assign_public_ip_to_control_planeßß
     nsg_ids              = var.control_plane_nsg_ids
     subnet_id            = var.control_plane_subnet_id
   }

variables-cluster.tf

@@ -31,7 +31,7 @@ variable "control_plane_is_public" {
 
 variable "assign_public_ip_to_control_plane" {
   default     = false
-  description = "An additional variable to toggle public IP on Kubernetes control plane endpoint when its public."
+  description = "Whether to assign a public IP address to the API endpoint for public access. Requires the control plane subnet to be public to assign a public IP address."
   type        = bool
 }