main.tf

/**
 * Copyright 2018 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.
 */

locals {
  stdlib_head       = file("${path.module}/files/startup-script-stdlib-head.sh")
  gsutil_el         = var.enable_init_gsutil_crcmod_el ? file("${path.module}/files/init_gsutil_crcmod_el.sh") : ""
  sudoers           = var.enable_setup_sudoers ? file("${path.module}/files/setup_sudoers.sh") : ""
  get_from_bucket   = var.enable_get_from_bucket ? file("${path.module}/files/get_from_bucket.sh") : ""
  setup_init_script = var.enable_setup_init_script && var.enable_get_from_bucket ? file("${path.module}/files/setup_init_script.sh") : ""
  stdlib_body       = file("${path.module}/files/startup-script-stdlib-body.sh")

  # List representing complete content, to be concatenated together.
  stdlib_list = [
    local.stdlib_head,
    local.gsutil_el,
    local.get_from_bucket,
    local.setup_init_script,
    local.sudoers,
    local.stdlib_body,
  ]

  # Final content output to the user
  stdlib = join("", local.stdlib_list)
}