infra/resources/private-database.tf

/**
 * Copyright 2023 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.
 */


resource "random_id" "private_db_name_suffix" {
  byte_length = 4
}


# See versions at https://registry.terraform.io/providers/hashicorp/google/latest/docs/resources/sql_database_instance#database_version
resource "google_sql_database_instance" "private_postgres" {
  provider = google-beta

  name             = "privateinst${random_id.private_db_name_suffix.hex}${var.environment_name}"
  project          = var.project_id
  region           = var.gcloud_region
  database_version = "POSTGRES_13"
  depends_on       = [google_service_networking_connection.private_vpc_connection]

  settings {
    tier        = "db-f1-micro"
    user_labels = local.standard_labels
    ip_configuration {
      ipv4_enabled                                  = false
      private_network                               = google_compute_network.private_k8s_network.id
      enable_private_path_for_google_cloud_services = true
    }
  }
  deletion_protection = "true"
  root_password       = random_id.db_password.hex
}

resource "google_sql_database" "private_db" {
  name     = "db"
  instance = google_sql_database_instance.private_postgres.name
  project  = var.project_id
}


output "private_db_root_password" {
  value = random_id.db_password.hex
}
output "private_db_instance_name" {
  value = google_sql_database_instance.private_postgres.name
}
output "private_db_database_name" {
  value = google_sql_database.private_db.name
}