From 98a757b50af28c54eae129160e94edaa7e41ac5a Mon Sep 17 00:00:00 2001
From: BillAnastasiadis <54620830+BillAnastasiadis@users.noreply.github.com>
Date: Wed, 29 Jan 2025 12:26:15 +0200
Subject: [PATCH] Add comment for GCP firewall rules (#312)

---
 terraform/gcp/infrastructure.tf | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/terraform/gcp/infrastructure.tf b/terraform/gcp/infrastructure.tf
index 989dee3..0dca64e 100644
--- a/terraform/gcp/infrastructure.tf
+++ b/terraform/gcp/infrastructure.tf
@@ -39,6 +39,8 @@ resource "google_compute_subnetwork" "ha_subnet" {
 }
 
 # Network firewall rules
+# All ports open for internal traffic, in line with what google suggests for cases like 
+# the load balancer and health checks. Outside traffic is only allowed through select ports.
 resource "google_compute_firewall" "ha_firewall_allow_internal" {
   name          = "${local.deployment_name}-fw-internal"
   network       = local.vpc_name