feat:adds placement policy argument to the beta modules (terraform-go…

…ogle-modules#1385)

autogen/main/README.md

@@ -213,6 +213,7 @@ The node_pools variable takes the following parameters:
 | min_count | Minimum number of nodes in the NodePool. Must be >=0 and <= max_count. Should be used when autoscaling is true | 1 | Optional |
 | name | The name of the node pool |  | Required |
 {% if beta_cluster %}
+| placement_policy | Placement type to set for nodes in a node pool. Can be set as [COMPACT](https://cloud.google.com/kubernetes-engine/docs/how-to/compact-placement#overview) if desired | Optional |
 | pod_range |  The ID of the secondary range for pod IPs. |  | Optional |
 {% endif %}
 | node_count | The number of nodes in the nodepool when autoscaling is false. Otherwise defaults to 1. Only valid for non-autoscaling clusters |  | Required |

autogen/main/cluster.tf.tmpl

@@ -613,6 +613,13 @@ resource "google_container_node_pool" "pools" {
   }
 
   {% if beta_cluster %}
+  dynamic "placement_policy" {
+    for_each = length(lookup(each.value, "placement_policy", "")) > 0  ? [each.value] : []
+    content {
+      type = lookup(placement_policy.value, "placement_policy", null)
+    }
+  }
+
   dynamic "network_config" {
     for_each = length(lookup(each.value, "pod_range", "")) > 0  ? [each.value] : []
     content {

modules/beta-private-cluster-update-variant/README.md

@@ -334,6 +334,7 @@ The node_pools variable takes the following parameters:
 | max_unavailable | The number of nodes that can be simultaneously unavailable during an upgrade. Increasing max_unavailable raises the number of nodes that can be upgraded in parallel. Can be set to 0 or greater. | 0 | Optional |
 | min_count | Minimum number of nodes in the NodePool. Must be >=0 and <= max_count. Should be used when autoscaling is true | 1 | Optional |
 | name | The name of the node pool |  | Required |
+| placement_policy | Placement type to set for nodes in a node pool. Can be set as [COMPACT](https://cloud.google.com/kubernetes-engine/docs/how-to/compact-placement#overview) if desired | Optional |
 | pod_range |  The ID of the secondary range for pod IPs. |  | Optional |
 | node_count | The number of nodes in the nodepool when autoscaling is false. Otherwise defaults to 1. Only valid for non-autoscaling clusters |  | Required |
 | node_locations | The list of zones in which the cluster's nodes are located. Nodes must be in the region of their regional cluster or in the same region as their cluster's zone for zonal clusters. Defaults to cluster level node locations if nothing is specified | " " | Optional |

modules/beta-private-cluster-update-variant/cluster.tf

@@ -540,6 +540,13 @@ resource "google_container_node_pool" "pools" {
     }
   }
 
+  dynamic "placement_policy" {
+    for_each = length(lookup(each.value, "placement_policy", "")) > 0 ? [each.value] : []
+    content {
+      type = lookup(placement_policy.value, "placement_policy", null)
+    }
+  }
+
   dynamic "network_config" {
     for_each = length(lookup(each.value, "pod_range", "")) > 0 ? [each.value] : []
     content {

modules/beta-private-cluster/README.md

@@ -312,6 +312,7 @@ The node_pools variable takes the following parameters:
 | max_unavailable | The number of nodes that can be simultaneously unavailable during an upgrade. Increasing max_unavailable raises the number of nodes that can be upgraded in parallel. Can be set to 0 or greater. | 0 | Optional |
 | min_count | Minimum number of nodes in the NodePool. Must be >=0 and <= max_count. Should be used when autoscaling is true | 1 | Optional |
 | name | The name of the node pool |  | Required |
+| placement_policy | Placement type to set for nodes in a node pool. Can be set as [COMPACT](https://cloud.google.com/kubernetes-engine/docs/how-to/compact-placement#overview) if desired | Optional |
 | pod_range |  The ID of the secondary range for pod IPs. |  | Optional |
 | node_count | The number of nodes in the nodepool when autoscaling is false. Otherwise defaults to 1. Only valid for non-autoscaling clusters |  | Required |
 | node_locations | The list of zones in which the cluster's nodes are located. Nodes must be in the region of their regional cluster or in the same region as their cluster's zone for zonal clusters. Defaults to cluster level node locations if nothing is specified | " " | Optional |

modules/beta-private-cluster/cluster.tf

@@ -449,6 +449,13 @@ resource "google_container_node_pool" "pools" {
     }
   }
 
+  dynamic "placement_policy" {
+    for_each = length(lookup(each.value, "placement_policy", "")) > 0 ? [each.value] : []
+    content {
+      type = lookup(placement_policy.value, "placement_policy", null)
+    }
+  }
+
   dynamic "network_config" {
     for_each = length(lookup(each.value, "pod_range", "")) > 0 ? [each.value] : []
     content {

modules/beta-public-cluster-update-variant/README.md

@@ -321,6 +321,7 @@ The node_pools variable takes the following parameters:
 | max_unavailable | The number of nodes that can be simultaneously unavailable during an upgrade. Increasing max_unavailable raises the number of nodes that can be upgraded in parallel. Can be set to 0 or greater. | 0 | Optional |
 | min_count | Minimum number of nodes in the NodePool. Must be >=0 and <= max_count. Should be used when autoscaling is true | 1 | Optional |
 | name | The name of the node pool |  | Required |
+| placement_policy | Placement type to set for nodes in a node pool. Can be set as [COMPACT](https://cloud.google.com/kubernetes-engine/docs/how-to/compact-placement#overview) if desired | Optional |
 | pod_range |  The ID of the secondary range for pod IPs. |  | Optional |
 | node_count | The number of nodes in the nodepool when autoscaling is false. Otherwise defaults to 1. Only valid for non-autoscaling clusters |  | Required |
 | node_locations | The list of zones in which the cluster's nodes are located. Nodes must be in the region of their regional cluster or in the same region as their cluster's zone for zonal clusters. Defaults to cluster level node locations if nothing is specified | " " | Optional |

modules/beta-public-cluster-update-variant/cluster.tf

@@ -521,6 +521,13 @@ resource "google_container_node_pool" "pools" {
     }
   }
 
+  dynamic "placement_policy" {
+    for_each = length(lookup(each.value, "placement_policy", "")) > 0 ? [each.value] : []
+    content {
+      type = lookup(placement_policy.value, "placement_policy", null)
+    }
+  }
+
   dynamic "network_config" {
     for_each = length(lookup(each.value, "pod_range", "")) > 0 ? [each.value] : []
     content {

modules/beta-public-cluster/README.md

@@ -299,6 +299,7 @@ The node_pools variable takes the following parameters:
 | max_unavailable | The number of nodes that can be simultaneously unavailable during an upgrade. Increasing max_unavailable raises the number of nodes that can be upgraded in parallel. Can be set to 0 or greater. | 0 | Optional |
 | min_count | Minimum number of nodes in the NodePool. Must be >=0 and <= max_count. Should be used when autoscaling is true | 1 | Optional |
 | name | The name of the node pool |  | Required |
+| placement_policy | Placement type to set for nodes in a node pool. Can be set as [COMPACT](https://cloud.google.com/kubernetes-engine/docs/how-to/compact-placement#overview) if desired | Optional |
 | pod_range |  The ID of the secondary range for pod IPs. |  | Optional |
 | node_count | The number of nodes in the nodepool when autoscaling is false. Otherwise defaults to 1. Only valid for non-autoscaling clusters |  | Required |
 | node_locations | The list of zones in which the cluster's nodes are located. Nodes must be in the region of their regional cluster or in the same region as their cluster's zone for zonal clusters. Defaults to cluster level node locations if nothing is specified | " " | Optional |

modules/beta-public-cluster/cluster.tf

@@ -430,6 +430,13 @@ resource "google_container_node_pool" "pools" {
     }
   }
 
+  dynamic "placement_policy" {
+    for_each = length(lookup(each.value, "placement_policy", "")) > 0 ? [each.value] : []
+    content {
+      type = lookup(placement_policy.value, "placement_policy", null)
+    }
+  }
+
   dynamic "network_config" {
     for_each = length(lookup(each.value, "pod_range", "")) > 0 ? [each.value] : []
     content {

test/fixtures/beta_cluster/main.tf

@@ -44,6 +44,18 @@ module "this" {
   ip_range_services              = google_compute_subnetwork.main.secondary_ip_range[1].range_name
   compute_engine_service_account = "create"
 
+  node_pools = [
+    {
+      name         = "pool-01"
+      machine_type = "n2-standard-2"
+      min_count    = 1
+      max_count    = 2
+      auto_upgrade = true
+      // Beta feature
+      placement_policy = "COMPACT"
+    },
+  ]
+
   // Beta features
   istio = true
 

test/integration/beta_cluster/controls/gcloud.rb

@@ -167,7 +167,7 @@
         expect(node_pools).to include(
           including(
             "autoscaling" => including(
-              "maxNodeCount" => 100,
+              "maxNodeCount" => 2,
             ),
           )
         )
@@ -177,7 +177,7 @@
         expect(node_pools).to include(
           including(
             "config" => including(
-              "machineType" => "e2-medium",
+              "machineType" => "n2-standard-2",
             ),
           )
         )
@@ -199,7 +199,7 @@
             "config" => including(
               "labels" => including(
                 "cluster_name" => cluster_name,
-                "node_pool" => "default-node-pool",
+                "node_pool" => "pool-01",
               ),
             ),
           )
@@ -212,7 +212,7 @@
             "config" => including(
               "tags" => match_array([
                 "gke-#{cluster_name}",
-                "gke-#{cluster_name}-default-node-pool",
+                "gke-#{cluster_name}-pool-01",
               ]),
             ),
           )
@@ -228,6 +228,16 @@
           )
         )
       end
+
+      it "has placement policy set to COMPACT" do
+        expect(node_pools).to include(
+          including(
+            "placementPolicy" => including(
+              "type" => "COMPACT",
+            ),
+          )
+        )
+      end
     end
   end
 end