From ea553ec117ce419b029b2338ef8756d30ba8a987 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Taneli=20Lepp=C3=A4?= <taneli@google.com>
Date: Wed, 20 Oct 2021 18:14:48 +0200
Subject: [PATCH] The node_metadata key is deprecated, switch to mode. Change
 your workload_metadata_config from GKE_METADATA_SERVER to GKE_METADATA.

---
 modules/gke-nodepool/README.md    | 2 +-
 modules/gke-nodepool/main.tf      | 2 +-
 modules/gke-nodepool/variables.tf | 2 +-
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/modules/gke-nodepool/README.md b/modules/gke-nodepool/README.md
index e22a9449..7757ddde 100644
--- a/modules/gke-nodepool/README.md
+++ b/modules/gke-nodepool/README.md
@@ -69,7 +69,7 @@ module "cluster-1-nodepool-1" {
 | *node_tags* | Network tags applied to nodes. | <code title="list&#40;string&#41;">list(string)</code> |  | <code title="">null</code> |
 | *node_taints* | Kubernetes taints applied to nodes. E.g. type=blue:NoSchedule | <code title="list&#40;string&#41;">list(string)</code> |  | <code title="">[]</code> |
 | *upgrade_config* | Optional node upgrade configuration. | <code title="object&#40;&#123;&#10;max_surge       &#61; number&#10;max_unavailable &#61; number&#10;&#125;&#41;">object({...})</code> |  | <code title="">null</code> |
-| *workload_metadata_config* | Metadata configuration to expose to workloads on the node pool. | <code title="">string</code> |  | <code title="">GKE_METADATA_SERVER</code> |
+| *workload_metadata_config* | Metadata configuration to expose to workloads on the node pool. | <code title="">string</code> |  | <code title="">GKE_METADATA</code> |
 
 ## Outputs
 
diff --git a/modules/gke-nodepool/main.tf b/modules/gke-nodepool/main.tf
index ad6591dd..cdd39d09 100644
--- a/modules/gke-nodepool/main.tf
+++ b/modules/gke-nodepool/main.tf
@@ -126,7 +126,7 @@ resource "google_container_node_pool" "nodepool" {
     }
 
     workload_metadata_config {
-      node_metadata = var.workload_metadata_config
+      mode = var.workload_metadata_config
     }
 
   }
diff --git a/modules/gke-nodepool/variables.tf b/modules/gke-nodepool/variables.tf
index e47048bc..a162f2fd 100644
--- a/modules/gke-nodepool/variables.tf
+++ b/modules/gke-nodepool/variables.tf
@@ -208,5 +208,5 @@ variable "upgrade_config" {
 variable "workload_metadata_config" {
   description = "Metadata configuration to expose to workloads on the node pool."
   type        = string
-  default     = "GKE_METADATA_SERVER"
+  default     = "GKE_METADATA"
 }