Merge pull request #99 from terraform-google-modules/adrienthebo/maint/node-pool-example-size

Ensure node-pool example node count < 6

Author: aaron-lane

examples/node_pool/main.tf

@@ -25,19 +25,23 @@ provider "google" {
 }
 
 module "gke" {
-  source            = "../../"
-  project_id        = "${var.project_id}"
-  name              = "${local.cluster_type}-cluster${var.cluster_name_suffix}"
-  region            = "${var.region}"
-  network           = "${var.network}"
-  subnetwork        = "${var.subnetwork}"
-  ip_range_pods     = "${var.ip_range_pods}"
-  ip_range_services = "${var.ip_range_services}"
+  source                   = "../../"
+  project_id               = "${var.project_id}"
+  name                     = "${local.cluster_type}-cluster${var.cluster_name_suffix}"
+  regional                 = "false"
+  region                   = "${var.region}"
+  zones                    = "${var.zones}"
+  network                  = "${var.network}"
+  subnetwork               = "${var.subnetwork}"
+  ip_range_pods            = "${var.ip_range_pods}"
+  ip_range_services        = "${var.ip_range_services}"
+  remove_default_node_pool = "true"
 
   node_pools = [
     {
       name            = "pool-01"
       min_count       = 1
+      max_count       = 2
       service_account = "${var.compute_engine_service_account}"
     },
     {

examples/node_pool/variables.tf

@@ -31,6 +31,11 @@ variable "region" {
   description = "The region to host the cluster in"
 }
 
+variable "zones" {
+  type        = "list"
+  description = "The zone to host the cluster in (required if is a zonal cluster)"
+}
+
 variable "network" {
   description = "The VPC network to host the cluster in"
 }

test/fixtures/node_pool/example.tf

@@ -21,6 +21,7 @@ module "example" {
   credentials_path               = "${local.credentials_path}"
   cluster_name_suffix            = "-${random_string.suffix.result}"
   region                         = "${var.region}"
+  zones                          = ["${slice(var.zones,0,1)}"]
   network                        = "${google_compute_network.main.name}"
   subnetwork                     = "${google_compute_subnetwork.main.name}"
   ip_range_pods                  = "${google_compute_subnetwork.main.secondary_ip_range.0.range_name}"