Initial commit

terraform/main.tf

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+# Copyright 2022 Google LLC
+#
+# 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.
+
+# Definition of local variables
+locals {
+  base_apis = [
+    "container.googleapis.com",
+    "monitoring.googleapis.com",
+    "cloudtrace.googleapis.com",
+    "cloudprofiler.googleapis.com"
+  ]
+  memorystore_apis = ["redis.googleapis.com"]
+  cluster_name     = google_container_cluster.my_cluster.name
+}
+
+# Enable Google Cloud APIs
+module "enable_google_apis" {
+  source  = "terraform-google-modules/project-factory/google//modules/project_services"
+  version = "~> 18.0"
+
+  project_id                  = var.gcp_project_id
+  disable_services_on_destroy = false
+
+  # activate_apis is the set of base_apis and the APIs required by user-configured deployment options
+  activate_apis = concat(local.base_apis, var.memorystore ? local.memorystore_apis : [])
+}
+
+# Create GKE cluster
+resource "google_container_cluster" "my_cluster" {
+
+  name     = var.name
+  location = var.region
+
+  # Enable autopilot for this cluster
+  enable_autopilot = true
+
+  # Set an empty ip_allocation_policy to allow autopilot cluster to spin up correctly
+  ip_allocation_policy {
+  }
+
+  # Avoid setting deletion_protection to false
+  # until you're ready (and certain you want) to destroy the cluster.
+  # deletion_protection = false
+
+  depends_on = [
+    module.enable_google_apis
+  ]
+}
+
+# Get credentials for cluster
+module "gcloud" {
+  source  = "terraform-google-modules/gcloud/google"
+  version = "~> 4.0"
+
+  platform              = "linux"
+  additional_components = ["kubectl", "beta"]
+
+  create_cmd_entrypoint = "gcloud"
+  # Module does not support explicit dependency
+  # Enforce implicit dependency through use of local variable
+  create_cmd_body = "container clusters get-credentials ${local.cluster_name} --zone=${var.region} --project=${var.gcp_project_id}"
+}
+
+# Apply YAML kubernetes-manifest configurations
+resource "null_resource" "apply_deployment" {
+  provisioner "local-exec" {
+    interpreter = ["bash", "-exc"]
+    command     = "kubectl apply -k ${var.filepath_manifest} -n ${var.namespace}"
+  }
+
+  depends_on = [
+    module.gcloud
+  ]
+}
+
+# Wait condition for all Pods to be ready before finishing
+resource "null_resource" "wait_conditions" {
+  provisioner "local-exec" {
+    interpreter = ["bash", "-exc"]
+    command     = <<-EOT
+    kubectl wait --for=condition=AVAILABLE apiservice/v1beta1.metrics.k8s.io --timeout=180s
+    kubectl wait --for=condition=ready pods --all -n ${var.namespace} --timeout=280s
+    EOT
+  }
+
+  depends_on = [
+    resource.null_resource.apply_deployment
+  ]
+}