From d15e8284a8b1f96c4210df55066cc71558ab3f2a Mon Sep 17 00:00:00 2001
From: Viktor Barzin <vbarzin@gmail.com>
Date: Tue, 31 Dec 2024 15:07:32 +0000
Subject: [PATCH] add monitoring to ingress nginx controller [ci skip]

---
 modules/kubernetes/nginx-ingress/main.tf | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/modules/kubernetes/nginx-ingress/main.tf b/modules/kubernetes/nginx-ingress/main.tf
index 366ae809..2c09c8c0 100644
--- a/modules/kubernetes/nginx-ingress/main.tf
+++ b/modules/kubernetes/nginx-ingress/main.tf
@@ -436,7 +436,7 @@ resource "kubernetes_deployment" "ingress_nginx_controller" {
     }
   }
   spec {
-    replicas = 3
+    replicas = 1
 
     selector {
       match_labels = {
@@ -456,6 +456,9 @@ resource "kubernetes_deployment" "ingress_nginx_controller" {
           "app"                         = "ingress-nginx"
         }
         annotations = {
+          "prometheus.io/scrape" = "true"
+          "prometheus.io/port"   = 10254
+
           "diun.enable"       = "true"
           "diun.include_tags" = "^v\\d+(?:\\.\\d+)?(?:\\.\\d+)?.*$"
         }
@@ -570,6 +573,11 @@ resource "kubernetes_deployment" "ingress_nginx_controller" {
             container_port = 8443
             protocol       = "TCP"
           }
+          port {
+            name           = "metrics"
+            container_port = 10254
+            protocol       = "TCP"
+          }
           env {
             name = "POD_NAME"
             value_from {