use helm native traefik dashboard ingress

oci-managed/nlb/provider.tf

@@ -4,9 +4,5 @@ terraform {
       source  = "hashicorp/helm"
       version = ">= 2.12.1"
     }
-    kubectl = {
-      source  = "gavinbunney/kubectl"
-      version = ">= 1.14.0"
-    }
   }
 }

oci-managed/nlb/traefik.tf

@@ -5,13 +5,17 @@ resource "helm_release" "traefik" {
   repository       = "https://traefik.github.io/charts"
   chart            = "traefik"
   version          = var.traefik_chart_version
+  cleanup_on_fail = true
 
   # Helm chart deployment can sometimes take longer than the default 5 minutes
   timeout = var.timeout_seconds
 
   # If values file specified by the var.values_file input variable exists then apply the values from this file
   # else apply the default values from the chart
-  values = [fileexists("${path.root}/${var.values_file}") == true ? templatefile("${path.root}/${var.values_file}", var.traefik_template_values) : ""]
+  values = [fileexists("${path.root}/${var.values_file}") == true ? templatefile("${path.root}/${var.values_file}", merge({
+    traefik_dashboard_username = base64encode("admin")
+    traefik_dashboard_password = base64encode(random_password.traefik_dashboard_password.result)
+  }, var.traefik_template_values)) : ""]
 
   set {
     name  = "deployment.replicas"
@@ -25,12 +29,4 @@ resource "random_password" "traefik_dashboard_password" {
   override_special = "_%@"
   upper            = true
   lower            = true
-}
-
-resource "kubectl_manifest" "dashboard-ingress" {
-  depends_on = [helm_release.traefik]
-  yaml_body  = templatefile("${path.root}/${var.traefik_dashboard_ingress_file}", {
-    traefik_dashboard_username = base64encode("admin")
-    traefik_dashboard_password = base64encode(random_password.traefik_dashboard_password.result)
-  })
-}
+}

oci-managed/nlb/variables.tf

@@ -22,7 +22,7 @@ variable "traefik_chart_version" {
 variable "timeout_seconds" {
   type        = number
   description = "Helm chart deployment can sometimes take longer than the default 5 minutes. Set a custom timeout here."
-  default     = 800 # 10 minutes
+  default     = 180 # 10 minutes
 }
 
 variable "replica_count" {
@@ -38,9 +38,4 @@ variable "values_file" {
 
 variable "traefik_template_values" {
   default = {}
-}
-
-variable "traefik_dashboard_ingress_file" {
-  description = "The name of the kubernetes manifest file to use"
-  type        = string
 }