Merge pull request #16 from nareshkakubal/main

Fixing Service tunnel connect issue from app.

Author: themethod

main.tf

@@ -21,7 +21,7 @@ resource "google_compute_region_backend_service" "accesstier" {
   name                  = "${var.name}-at-backend-svc"
   health_checks         = [google_compute_region_health_check.backend_service_loadbalancer_health_check.id]
   load_balancing_scheme = "EXTERNAL"
-  protocol              = "TCP"
+  protocol              = "UNSPECIFIED"
   region                = var.region
   backend {
     group = google_compute_region_instance_group_manager.accesstier_rigm.instance_group
@@ -38,6 +38,15 @@ resource "google_compute_forwarding_rule" "accesstier" {
   ip_address            = google_compute_address.external.address
 }
 
+resource "google_compute_forwarding_rule" "accesstier_udp" {
+  name                  = "${var.name}-udp-at-backend-svc-forwarding-rule"
+  region                = var.region
+  ip_protocol           = "UDP"
+  load_balancing_scheme = "EXTERNAL"
+  ports                 = [var.tunnel_port]
+  backend_service       = google_compute_region_backend_service.accesstier.id
+  ip_address            = google_compute_address.external.address
+}
 
 resource "google_compute_region_autoscaler" "accesstier" {
   name   = "${var.name}-at-rigm-autoscaler"