Terraform template file for the performance test cluster (#3409)

build/terraform/e2e/gke-standard/module.tf

@@ -35,6 +35,14 @@ variable "kubernetesVersion" {}
 variable "location" {}
 variable "releaseChannel" {}
 
+variable "machineType" {
+  default = "e2-standard-4"
+}
+
+variable "initialNodeCount" {
+  default = 10
+}
+
 variable "overrideName" {
   default = ""
 }
@@ -46,8 +54,8 @@ module "gke_cluster" {
     "name"                 = var.overrideName != "" ? var.overrideName : format("standard-e2e-test-cluster-%s", replace(var.kubernetesVersion, ".", "-"))
     "location"             = var.location
     "releaseChannel"       = var.releaseChannel
-    "machineType"          = "e2-standard-4"
-    "initialNodeCount"     = 10
+    "machineType"          = var.machineType
+    "initialNodeCount"     = var.initialNodeCount
     "enableImageStreaming" = true
     "project"              = var.project
     "kubernetesVersion"    = var.kubernetesVersion

build/terraform/performance/module.tf

@@ -0,0 +1,86 @@
+// Copyright 2023 Google LLC All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+// Run:
+//  terraform init -backend-config="bucket=<YOUR_GCP_ProjectID>-performance-infra-bucket-tfstate" -backend-config="prefix=terraform/state"
+//  terraform apply -var project="<YOUR_GCP_ProjectID>"
+// The performance test cluster is hosted in project `agones-e2e-1`, i.e:
+//  terraform init -backend-config="bucket=agones-e2e-1-performance-infra-bucket-tfstate" -backend-config="prefix=terraform/state"
+//  terraform apply -var project="agones-e2e-1"
+
+terraform {
+  required_version = ">= 1.0.0"
+  required_providers {
+    google = {
+      source = "hashicorp/google"
+      version = "~> 4.25.0"
+    }
+    helm = {
+      source = "hashicorp/helm"
+      version = "~> 2.3"
+    }
+  }
+  backend "gcs" {
+  }
+}
+
+variable "project" {}
+variable "kubernetes_versions" {
+  description = "Create performance test clusters with these k8s versions in these regions"
+  type        = map(list(string))
+  default     = {
+    "1.26" = ["us-central1", "REGULAR"]
+  }
+}
+
+module "gke_standard_cluster" {
+  for_each = var.kubernetes_versions
+  source = "../e2e/gke-standard"
+  project = var.project
+  kubernetesVersion = each.key
+  location = each.value[0]
+  overrideName = format("standard-performance-test-cluster-%s", replace(each.key, ".", "-"))
+  releaseChannel = each.value[1]
+  machineType = "n2-standard-2"
+  initialNodeCount = 300
+}
+
+resource "google_compute_firewall" "udp" {
+  name    = "gke-game-server-firewall"
+  project = var.project
+  network = "default"
+
+  allow {
+    protocol = "udp"
+    ports    = ["7000-8000"]
+  }
+
+  target_tags = ["game-server"]
+  source_ranges = ["0.0.0.0/0"]
+}
+
+resource "google_compute_firewall" "tcp" {
+  name    = "gke-game-server-firewall-tcp"
+  project = var.project
+  network = "default"
+
+  allow {
+    protocol = "tcp"
+    ports    = ["7000-8000"]
+  }
+
+  target_tags = ["game-server"]
+  source_ranges = ["0.0.0.0/0"]
+}

build/terraform/performance/state-bucket/main.tf

@@ -0,0 +1,46 @@
+// Copyright 2023 Google LLC All Rights Reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+
+// Run:
+//  terraform apply -var project="<YOUR_GCP_ProjectID>"
+
+// The performance test cluster is hosted in project `agones-e2e-1`, i.e:
+//  terraform apply -var project="agones-e2e-1"
+
+// # GCS bucket for holding the Terraform state of the performance test Terraform config.
+
+terraform {
+  required_version = ">= 1.0.0"
+  required_providers {
+    google = {
+      source  = "hashicorp/google"
+      version = "~> 4.25.0"
+    }
+  }
+}
+
+variable "project" {}
+
+resource "google_storage_bucket" "default" {
+  project                     = var.project
+  name                        = "${var.project}-performance-infra-bucket-tfstate"
+  force_destroy               = false
+  uniform_bucket_level_access = true
+  location                    = "US"
+  storage_class               = "STANDARD"
+  versioning {
+    enabled = true
+  }
+}

install/terraform/modules/gke/cluster.tf

@@ -80,6 +80,9 @@ resource "google_container_cluster" "primary" {
   network    = local.network
   subnetwork = local.subnetwork
 
+  networking_mode = "VPC_NATIVE"
+  ip_allocation_policy {}
+
   release_channel {
     channel = local.releaseChannel
   }