update ALB to use IngressClass

setheliot · Feb 3, 2025 · 46b2e71 · 46b2e71
1 parent 9971a1a
commit 46b2e71
Showing 1 changed file with 13 additions and 4 deletions.
diff --git a/terraform/modules/lbc-alb/lbc-alb.tf b/terraform/modules/lbc-alb/lbc-alb.tf
@@ -1,20 +1,30 @@
+
+# Note, do set "kubernetes.io/ingress.class" = "alb" in Ingress.  That is deprecated.
+# https://kubernetes-sigs.github.io/aws-load-balancer-controller/v2.2/guide/ingress/ingress_class/#deprecated-kubernetesioingressclass-annotation
+# Instead specify an IngressClass to use.
+
+# This is the IngressClass created when Helm installed the AWS LBC
+locals {
+    ingress_class_name = "alb"
+}
+
 # Kubernetes Ingress Resource for ALB via AWS Load Balancer Controller
 resource "kubernetes_ingress_v1" "xyz_ingress_alb" {
   metadata {
     name      = "xyz-ingress-alb-${var.env_name}"
     namespace = "default"
     annotations = {
-      "kubernetes.io/ingress.class"                        = "alb"
       "alb.ingress.kubernetes.io/scheme"                   = "internet-facing"
       "alb.ingress.kubernetes.io/target-type"              = "ip"
       "alb.ingress.kubernetes.io/listen-ports"             = "[{\"HTTP\": 80}]"
       "alb.ingress.kubernetes.io/load-balancer-attributes" = "idle_timeout.timeout_seconds=60"
-      # "alb.ingress.kubernetes.io/subnets"                  = var.public_subnets
-      "alb.ingress.kubernetes.io/tags" = "Terraform=true,Environment=${var.env_name}"
+      "alb.ingress.kubernetes.io/tags"                     = "Terraform=true,Environment=${var.env_name}"
     }
   }
 
   spec {
+    ingress_class_name = local.ingress_class_name
+
     rule {
       http {
         path {
@@ -58,4 +68,3 @@ resource "kubernetes_service_v1" "xyz_service_alb" {
     type = "ClusterIP"
   }
 }
-