net-lb-app-* support any ports now

modules/net-lb-app-ext-regional/variables.tf

@@ -150,9 +150,13 @@ variable "network_tier_standard" {
 }
 
 variable "ports" {
-  description = "Optional ports for HTTP load balancer, valid ports are 80 and 8080."
+  description = "Optional ports for HTTP load balancer."
   type        = list(string)
   default     = null
+  validation {
+    condition     = length(coalesce(var.ports, [])) <= 1
+    error_message = "Application Load Balancer supports at most one port per forwarding rule."
+  }
 }
 
 variable "project_id" {

modules/net-lb-app-ext/main.tf

@@ -54,7 +54,7 @@ resource "google_compute_global_forwarding_rule" "default" {
     var.use_classic_version ? "EXTERNAL" : "EXTERNAL_MANAGED"
   )
   port_range = join(",", (
-    var.protocol == "HTTPS" ? [443] : coalesce(each.value.ports, [80])
+    coalesce(each.value.ports, var.protocol == "HTTPS" ? [443] : [80])
   ))
   labels = var.labels
   target = local.fwd_rule_target

modules/net-lb-app-ext/variables.tf

@@ -68,13 +68,9 @@ variable "forwarding_rules_config" {
   validation {
     condition = alltrue([
       for k, v in var.forwarding_rules_config :
-      v.ports == null || (
-        var.protocol == "HTTPS" && alltrue([
-          for p in coalesce(v.ports, []) : contains([80, 8080], p)
-        ])
-      )
+      v.ports == null || (length(coalesce(v.ports, [])) <= 1)
     ])
-    error_message = "Ports can only be configured when using HTTP. Valid HTTP ports are 80 and 8080."
+    error_message = "Application Load Balancer supports at most one port per forwarding rule."
   }
 }
 

modules/net-lb-app-int-cross-region/variables.tf

@@ -127,9 +127,13 @@ variable "neg_configs" {
 }
 
 variable "ports" {
-  description = "Optional ports for HTTP load balancer, valid ports are 80 and 8080."
+  description = "Optional ports for HTTP load balancer."
   type        = list(string)
   default     = null
+  validation {
+    condition     = length(coalesce(var.ports, [])) <= 1
+    error_message = "Application Load Balancer supports at most one port per forwarding rule."
+  }
 }
 
 variable "project_id" {

modules/net-lb-app-int/variables.tf

@@ -152,9 +152,13 @@ variable "network_tier_premium" {
 }
 
 variable "ports" {
-  description = "Optional ports for HTTP load balancer, valid ports are 80 and 8080."
+  description = "Optional ports for HTTP load balancer."
   type        = list(string)
   default     = null
+  validation {
+    condition     = length(coalesce(var.ports, [])) <= 1
+    error_message = "Application Load Balancer supports at most one port per forwarding rule."
+  }
 }
 
 variable "project_id" {