fix: add ip address when manage_aws_auth is true and public_access is false

README.md

@@ -146,6 +146,7 @@ MIT Licensed. See [LICENSE](https://github.com/terraform-aws-modules/terraform-a
 | cluster\_enabled\_log\_types | A list of the desired control plane logging to enable. For more information, see Amazon EKS Control Plane Logging documentation (https://docs.aws.amazon.com/eks/latest/userguide/control-plane-logs.html) | `list(string)` | `[]` | no |
 | cluster\_encryption\_config | Configuration block with encryption configuration for the cluster. See examples/secrets\_encryption/main.tf for example format | <pre>list(object({<br>    provider_key_arn = string<br>    resources        = list(string)<br>  }))</pre> | `[]` | no |
 | cluster\_endpoint\_private\_access | Indicates whether or not the Amazon EKS private API server endpoint is enabled. | `bool` | `false` | no |
+| cluster\_endpoint\_private\_access\_cidrs | List of CIDR blocks which can access the Amazon EKS private API server endpoint, when public access is disabled | `list(string)` | <pre>[<br>  "0.0.0.0/0"<br>]</pre> | no |
 | cluster\_endpoint\_public\_access | Indicates whether or not the Amazon EKS public API server endpoint is enabled. | `bool` | `true` | no |
 | cluster\_endpoint\_public\_access\_cidrs | List of CIDR blocks which can access the Amazon EKS public API server endpoint. | `list(string)` | <pre>[<br>  "0.0.0.0/0"<br>]</pre> | no |
 | cluster\_iam\_role\_name | IAM role name for the cluster. Only applicable if manage\_cluster\_iam\_resources is set to false. | `string` | `""` | no |

cluster.tf

@@ -45,6 +45,18 @@ resource "aws_eks_cluster" "this" {
   ]
 }
 
+resource "aws_security_group_rule" "cluster_private_access" {
+  count       = var.create_eks && var.manage_aws_auth && var.cluster_endpoint_private_access && var.cluster_endpoint_public_access == false ? 1 : 0
+  type        = "ingress"
+  from_port   = 443
+  to_port     = 443
+  protocol    = "tcp"
+  cidr_blocks = var.cluster_endpoint_private_access_cidrs
+
+  security_group_id = aws_eks_cluster.this[0].vpc_config[0].cluster_security_group_id
+}
+
+
 resource "null_resource" "wait_for_cluster" {
   count = var.create_eks && var.manage_aws_auth ? 1 : 0
 

variables.tf

@@ -234,6 +234,12 @@ variable "iam_path" {
   default     = "/"
 }
 
+variable "cluster_endpoint_private_access_cidrs" {
+  description = "List of CIDR blocks which can access the Amazon EKS private API server endpoint, when public access is disabled"
+  type        = list(string)
+  default     = ["0.0.0.0/0"]
+}
+
 variable "cluster_endpoint_private_access" {
   description = "Indicates whether or not the Amazon EKS private API server endpoint is enabled."
   type        = bool