EXO-6: [FIX] update main.tf - refactor dns_names

Author: devops-wien-user

kubernetes/ingress/locals.tf

@@ -0,0 +1,3 @@
+locals {
+  name = "${var.name}-${replace(var.dns_name, "_","-")}"
+}

kubernetes/ingress/main.tf

@@ -1,12 +1,11 @@
 resource "kubernetes_ingress_v1" "generic-ingress" {
-  for_each = toset(var.dns_names)
   metadata {
-    name   = "${var.name}-${replace(each.key, "_","-")}"
+    name   = local.name
     labels = {
-      app = "${var.name}-${replace(each.key, "_","-")}"
+      app = local.name
     }
     annotations = {
-      "cert-manager.io/cluster-issuer": "letsencrypt-prod"
+      "cert-manager.io/cluster-issuer" : "letsencrypt-prod" // unsued on cf
       "kubernetes.io/ingress.class" : "default"
       "haproxy.org/check" : "false" // todo: use http-check
       "haproxy.org/check-http" : "/health.txt"
@@ -15,7 +14,7 @@ resource "kubernetes_ingress_v1" "generic-ingress" {
   }
   spec {
     rule {
-      host = each.value
+      host = var.dns_name
       http {
         path {
           path = "/"
@@ -32,8 +31,8 @@ resource "kubernetes_ingress_v1" "generic-ingress" {
     }
 
     tls {
-      hosts       = [each.value]
-      secret_name = each.value
+      hosts       = [var.dns_name]
+      secret_name = var.dns_name
     }
   }
 }

kubernetes/ingress/variable.tf

@@ -2,6 +2,6 @@ variable "name" {
   type = string
 }
 
-variable "dns_names" {
-  type = list(string)
+variable "dns_name" {
+  type = string
 }

main.tf

@@ -1,19 +1,19 @@
 module "kubernetes-deployment-v1" {
-  source = "./kubernetes/deployment_v1"
-  image  = var.image
-  name   = var.name
-  requests_cpu = var.requests_cpu
+  source          = "./kubernetes/deployment_v1"
+  image           = var.image
+  name            = var.name
+  requests_cpu    = var.requests_cpu
   requests_memory = var.requests_memory
 }
 
 module "kubernetes-service" {
-  source = "./kubernetes/service"
-  name   = var.name
+  source      = "./kubernetes/service"
+  name        = var.name
   target_port = var.target_port
 }
 
 module "kubernetes-ingress" {
-  source    = "./kubernetes/ingress"
-  dns_names = var.dns_names
-  name      = var.name
+  source   = "./kubernetes/ingress"
+  dns_name = var.dns_name
+  name     = var.name
 }

variables.tf

@@ -3,9 +3,9 @@ variable "name" {
   default = "deployment"
 }
 
-variable "dns_names" {
-  type    = list(string)
-  default = ["example.com"]
+variable "dns_name" {
+  type    = string
+  default = "example.com"
 }
 
 variable "target_port" {