gistfile1.txt

terraform {
  required_providers {
    google-local = {
      source  = "googleapis.com/google/google-local"
      version = ">= 1.0"
    }
  }
}

variable "project" {
  type = string
}

variable "range" {
  type = string
}

resource "google_compute_network" "custom-test" {
  provider = google-local
  project                 = var.project
  name                    = "tf-test-externalipv6prefix"
  auto_create_subnetworks = false
}

resource "google_compute_subnetwork" "subnetwork" {
  provider = google-local
  project              = var.project
  name                 = "tf-test-externalipv6prefix"
  ip_cidr_range        = "10.0.0.0/16"
  region               = "us-central1"
  network              = google_compute_network.custom-test.self_link
  stack_type           = "IPV4_IPV6"
  ipv6_access_type     = "EXTERNAL"
  external_ipv6_prefix = var.range
}