From d6e9ee361a08c5df3c879c72ab596e65b930a689 Mon Sep 17 00:00:00 2001
From: Adrian Stobbe <stobbe.adrian@gmail.com>
Date: Fri, 14 Jul 2023 09:47:15 +0200
Subject: [PATCH] add subnet tags for AWS subnet discovery

---
 .../terraform/aws/modules/public_private_subnet/main.tf       | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/cli/internal/terraform/terraform/aws/modules/public_private_subnet/main.tf b/cli/internal/terraform/terraform/aws/modules/public_private_subnet/main.tf
index ed4fa8c9e..d71724857 100644
--- a/cli/internal/terraform/terraform/aws/modules/public_private_subnet/main.tf
+++ b/cli/internal/terraform/terraform/aws/modules/public_private_subnet/main.tf
@@ -52,7 +52,7 @@ resource "aws_subnet" "private" {
   vpc_id            = var.vpc_id
   cidr_block        = cidrsubnet(var.cidr_vpc_subnet_nodes, 4, local.az_number[each.value.name_suffix])
   availability_zone = each.key
-  tags              = merge(var.tags, { Name = "${var.name}-subnet-nodes" })
+  tags              = merge(var.tags, { Name = "${var.name}-subnet-nodes" }, { "kubernetes.io/role/internal-elb" = 1 })
   lifecycle {
     ignore_changes = [
       cidr_block, # required. Legacy subnets used fixed cidr blocks for the single zone that don't match the new scheme.
@@ -65,7 +65,7 @@ resource "aws_subnet" "public" {
   vpc_id            = var.vpc_id
   cidr_block        = cidrsubnet(var.cidr_vpc_subnet_internet, 4, local.az_number[each.value.name_suffix])
   availability_zone = each.key
-  tags              = merge(var.tags, { Name = "${var.name}-subnet-internet" })
+  tags              = merge(var.tags, { Name = "${var.name}-subnet-internet" }, { "kubernetes.io/role/elb" = 1 })
   lifecycle {
     ignore_changes = [
       cidr_block, # required. Legacy subnets used fixed cidr blocks for the single zone that don't match the new scheme.