diff --git a/examples/eks_managed_node_group/README.md b/examples/eks_managed_node_group/README.md
index 5293cd5..8afef35 100644
--- a/examples/eks_managed_node_group/README.md
+++ b/examples/eks_managed_node_group/README.md
@@ -80,6 +80,7 @@ Note that this example may create resources which cost money. Run `terraform des
| Name | Type |
|------|------|
+| [aws_autoscaling_group_tag.cluster_autoscaler_label_tags](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/autoscaling_group_tag) | resource |
| [aws_iam_policy.node_additional](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/iam_policy) | resource |
| [aws_iam_role_policy_attachment.additional](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/iam_role_policy_attachment) | resource |
| [aws_key_pair.this](https://registry.terraform.io/providers/hashicorp/aws/latest/docs/resources/key_pair) | resource |
diff --git a/examples/eks_managed_node_group/main.tf b/examples/eks_managed_node_group/main.tf
index 941509a..13c43c8 100644
--- a/examples/eks_managed_node_group/main.tf
+++ b/examples/eks_managed_node_group/main.tf
@@ -668,3 +668,44 @@ data "aws_ami" "eks_default_bottlerocket" {
values = ["bottlerocket-aws-k8s-${local.cluster_version}-x86_64-*"]
}
}
+
+################################################################################
+# Tags for the ASG to support cluster-autoscaler scale up from 0
+################################################################################
+
+locals {
+ cluster_autoscaler_label_tags = merge([
+ for name, group in module.eks.eks_managed_node_groups : {
+ for label_name, label_value in coalesce(group.node_group_labels, {}) : "${name}|label|${label_name}" => {
+ autoscaling_group = group.node_group_autoscaling_group_names[0],
+ key = "k8s.io/cluster-autoscaler/node-template/label/${label_name}",
+ value = label_value,
+ }
+ }
+ ]...)
+
+ cluster_autoscaler_taint_tags = merge([
+ for name, group in module.eks.eks_managed_node_groups : {
+ for taint in coalesce(group.node_group_taints, []) : "${name}|taint|${taint.key}" => {
+ autoscaling_group = group.node_group_autoscaling_group_names[0],
+ key = "k8s.io/cluster-autoscaler/node-template/taint/${taint.key}"
+ value = "${taint.value}:${taint.effect}"
+ }
+ }
+ ]...)
+
+ cluster_autoscaler_asg_tags = merge(local.cluster_autoscaler_label_tags, local.cluster_autoscaler_taint_tags)
+}
+
+resource "aws_autoscaling_group_tag" "cluster_autoscaler_label_tags" {
+ for_each = local.cluster_autoscaler_asg_tags
+
+ autoscaling_group_name = each.value.autoscaling_group
+
+ tag {
+ key = each.value.key
+ value = each.value.value
+
+ propagate_at_launch = false
+ }
+}
diff --git a/modules/eks-managed-node-group/README.md b/modules/eks-managed-node-group/README.md
index bec8807..d1f4272 100644
--- a/modules/eks-managed-node-group/README.md
+++ b/modules/eks-managed-node-group/README.md
@@ -178,8 +178,10 @@ module "eks_managed_node_group" {
| [node\_group\_arn](#output\_node\_group\_arn) | Amazon Resource Name (ARN) of the EKS Node Group |
| [node\_group\_autoscaling\_group\_names](#output\_node\_group\_autoscaling\_group\_names) | List of the autoscaling group names |
| [node\_group\_id](#output\_node\_group\_id) | EKS Cluster name and EKS Node Group name separated by a colon (`:`) |
+| [node\_group\_labels](#output\_node\_group\_labels) | Map of labels applied to the node group |
| [node\_group\_resources](#output\_node\_group\_resources) | List of objects containing information about underlying resources |
| [node\_group\_status](#output\_node\_group\_status) | Status of the EKS Node Group |
+| [node\_group\_taints](#output\_node\_group\_taints) | List of objects containing information about taints applied to the node group |
| [security\_group\_arn](#output\_security\_group\_arn) | Amazon Resource Name (ARN) of the security group |
| [security\_group\_id](#output\_security\_group\_id) | ID of the security group |
diff --git a/modules/eks-managed-node-group/outputs.tf b/modules/eks-managed-node-group/outputs.tf
index a73ea1e..2899692 100644
--- a/modules/eks-managed-node-group/outputs.tf
+++ b/modules/eks-managed-node-group/outputs.tf
@@ -46,6 +46,16 @@ output "node_group_status" {
value = try(aws_eks_node_group.this[0].arn, "")
}
+output "node_group_labels" {
+ description = "Map of labels applied to the node group"
+ value = try(aws_eks_node_group.this[0].labels, {})
+}
+
+output "node_group_taints" {
+ description = "List of objects containing information about taints applied to the node group"
+ value = try(aws_eks_node_group.this[0].taint, [])
+}
+
################################################################################
# Security Group
################################################################################