From a759ef8bbcaac38c830b012d37de99a4a1e7132d Mon Sep 17 00:00:00 2001
From: "Matthew C. Morgan" <matthew.c.morgan@census.gov>
Date: Tue, 20 Jan 2026 17:02:47 -0500
Subject: [PATCH] =?UTF-8?q?=F0=9F=90=9B=20fix(prometheus-node-exporter):?=
 =?UTF-8?q?=20add=20namespace=20to=20prometheus-node-exporter=20addon?=
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---
 README.md    |  1 +
 addons.tf    |  1 +
 main.tf      |  2 +-
 variables.tf | 10 ++++++++++
 4 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/README.md b/README.md
index a909a95..b158f0c 100644
--- a/README.md
+++ b/README.md
@@ -161,6 +161,7 @@ efs-csi-controller    0         5m
 | <a name="input_enable_cluster_creator_admin_permissions"></a> [enable\_cluster\_creator\_admin\_permissions](#input\_enable\_cluster\_creator\_admin\_permissions) | Grant admin permissions to the cluster creator | `bool` | `true` | no |
 | <a name="input_subnets_name"></a> [subnets\_name](#input\_subnets\_name) | Name pattern for subnets to be used by EKS cluster | `string` | `"*-container-*"` | no |
 | <a name="input_tags"></a> [tags](#input\_tags) | Additional tags to apply to all resources | `map(string)` | `{}` | no |
+| <a name="input_telemetry_namespace"></a> [telemetry\_namespace](#input\_telemetry\_namespace) | Namespace for telemetry components | `string` | `"telemetry"` | no |
 | <a name="input_vpc_name"></a> [vpc\_name](#input\_vpc\_name) | Name of the VPC where EKS cluster will be created | `string` | n/a | yes |
 
 ## Outputs
diff --git a/addons.tf b/addons.tf
index 9e8d98a..3f83cd8 100644
--- a/addons.tf
+++ b/addons.tf
@@ -36,6 +36,7 @@ locals {
     }
     prometheus-node-exporter = {
       most_recent = true
+      namespace   = var.telemetry_namespace
     }
     snapshot-controller = {
       most_recent = true
diff --git a/main.tf b/main.tf
index 3362d0b..4507be3 100644
--- a/main.tf
+++ b/main.tf
@@ -50,7 +50,7 @@ module "cluster" {
   security_group_additional_rules = local.cluster_security_group_additional_rules
 
   eks_managed_node_groups = {
-    karpenter_controllers = {
+    karpenter = {
       name          = local.ng_name
       ami_type      = "BOTTLEROCKET_x86_64"
       capacity_type = "ON_DEMAND"
diff --git a/variables.tf b/variables.tf
index be02865..dbd959a 100644
--- a/variables.tf
+++ b/variables.tf
@@ -145,3 +145,13 @@ variable "cloudwatch_retention_days" {
   type        = string
   default     = "14"
 }
+
+variable "telemetry_namespace" {
+  description = "Namespace for telemetry components"
+  type        = string
+  default     = "telemetry"
+  validation {
+    condition     = can(regex("^[a-z0-9]([-a-z0-9]*[a-z0-9])?$", var.telemetry_namespace)) && length(var.telemetry_namespace) <= 63
+    error_message = "Namespace must consist of lower case alphanumeric characters or '-', start and end with an alphanumeric character, and be no longer than 63 characters."
+  }
+}