Merge branch 'master' into add_sandbox_config_param

Author: morgante

CHANGELOG.md

@@ -14,6 +14,7 @@ Extending the adopted spec, each change should have a link to its corresponding
 * Support for Intranode Visbiility (IV) and Veritical Pod Autoscaling (VPA) beta features [#216]
 * Support for Workload Identity beta feature [#234]
 * Support for Google Groups based RBAC beta feature [#217]
+* Support for disabling node pool autoscaling by setting `autoscaling` to `false` within the node pool variable. [#250]
 
 ## [v4.1.0] 2019-07-24
 
@@ -172,6 +173,7 @@ Extending the adopted spec, each change should have a link to its corresponding
 [v0.2.0]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/compare/v0.1.0...v0.2.0
 
 [#241]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/241
+[#250]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/250
 [#236]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/236
 [#217]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/217
 [#234]: https://github.com/terraform-google-modules/terraform-google-kubernetes-engine/pull/234

autogen/cluster.tf

@@ -231,9 +231,14 @@ resource "google_container_node_pool" "pools" {
   max_pods_per_node = lookup(var.node_pools[count.index], "max_pods_per_node", null)
   {% endif %}
 
-  autoscaling {
-    min_node_count = lookup(var.node_pools[count.index], "min_count", 1)
-    max_node_count = lookup(var.node_pools[count.index], "max_count", 100)
+  node_count = lookup(var.node_pools[count.index], "autoscaling", true) ? null : lookup(var.node_pools[count.index], "min_count", 1)
+
+  dynamic "autoscaling" {
+    for_each = lookup(var.node_pools[count.index], "autoscaling", true) ? [var.node_pools[count.index]] : []
+    content {
+      min_node_count = lookup(autoscaling.value, "min_count", 1)
+      max_node_count = lookup(autoscaling.value, "max_count", 100)
+    }
   }
 
   management {

autogen/variables.tf

@@ -383,7 +383,7 @@ variable "enable_intranode_visibility" {
   default     = false
 }
 
- variable "enable_vertical_pod_autoscaling" {
+variable "enable_vertical_pod_autoscaling" {
   type        = bool
   description = "Vertical Pod Autoscaling automatically adjusts the resources of pods controlled by it"
   default     = false

cluster.tf

@@ -142,9 +142,14 @@ resource "google_container_node_pool" "pools" {
     lookup(var.node_pools[count.index], "min_count", 1),
   )
 
-  autoscaling {
-    min_node_count = lookup(var.node_pools[count.index], "min_count", 1)
-    max_node_count = lookup(var.node_pools[count.index], "max_count", 100)
+  node_count = lookup(var.node_pools[count.index], "autoscaling", true) ? null : lookup(var.node_pools[count.index], "min_count", 1)
+
+  dynamic "autoscaling" {
+    for_each = lookup(var.node_pools[count.index], "autoscaling", true) ? [var.node_pools[count.index]] : []
+    content {
+      min_node_count = lookup(autoscaling.value, "min_count", 1)
+      max_node_count = lookup(autoscaling.value, "max_count", 100)
+    }
   }
 
   management {

modules/beta-private-cluster/cluster.tf

@@ -215,9 +215,14 @@ resource "google_container_node_pool" "pools" {
   )
   max_pods_per_node = lookup(var.node_pools[count.index], "max_pods_per_node", null)
 
-  autoscaling {
-    min_node_count = lookup(var.node_pools[count.index], "min_count", 1)
-    max_node_count = lookup(var.node_pools[count.index], "max_count", 100)
+  node_count = lookup(var.node_pools[count.index], "autoscaling", true) ? null : lookup(var.node_pools[count.index], "min_count", 1)
+
+  dynamic "autoscaling" {
+    for_each = lookup(var.node_pools[count.index], "autoscaling", true) ? [var.node_pools[count.index]] : []
+    content {
+      min_node_count = lookup(autoscaling.value, "min_count", 1)
+      max_node_count = lookup(autoscaling.value, "max_count", 100)
+    }
   }
 
   management {

modules/beta-public-cluster/cluster.tf

@@ -210,9 +210,14 @@ resource "google_container_node_pool" "pools" {
   )
   max_pods_per_node = lookup(var.node_pools[count.index], "max_pods_per_node", null)
 
-  autoscaling {
-    min_node_count = lookup(var.node_pools[count.index], "min_count", 1)
-    max_node_count = lookup(var.node_pools[count.index], "max_count", 100)
+  node_count = lookup(var.node_pools[count.index], "autoscaling", true) ? null : lookup(var.node_pools[count.index], "min_count", 1)
+
+  dynamic "autoscaling" {
+    for_each = lookup(var.node_pools[count.index], "autoscaling", true) ? [var.node_pools[count.index]] : []
+    content {
+      min_node_count = lookup(autoscaling.value, "min_count", 1)
+      max_node_count = lookup(autoscaling.value, "max_count", 100)
+    }
   }
 
   management {

modules/private-cluster/cluster.tf

@@ -147,9 +147,14 @@ resource "google_container_node_pool" "pools" {
     lookup(var.node_pools[count.index], "min_count", 1),
   )
 
-  autoscaling {
-    min_node_count = lookup(var.node_pools[count.index], "min_count", 1)
-    max_node_count = lookup(var.node_pools[count.index], "max_count", 100)
+  node_count = lookup(var.node_pools[count.index], "autoscaling", true) ? null : lookup(var.node_pools[count.index], "min_count", 1)
+
+  dynamic "autoscaling" {
+    for_each = lookup(var.node_pools[count.index], "autoscaling", true) ? [var.node_pools[count.index]] : []
+    content {
+      min_node_count = lookup(autoscaling.value, "min_count", 1)
+      max_node_count = lookup(autoscaling.value, "max_count", 100)
+    }
   }
 
   management {