terraform-libvirt/stack/cloud_init.tf

data "template_file" "user_data" {
  template = "${file("${path.module}/cloud_init_user_data.yml")}"
  vars = {
    hostname = format("%s-%s", var.hostname, count.index)
  }
  count = var.number_domain
}

data "template_file" "meta_data" {
  template = "${file("${path.module}/cloud_init_meta_data.yml")}"
  vars = {
    instance_id = count.index
  }
  count = var.number_domain
}

# Use CloudInit to add the instance
resource "libvirt_cloudinit_disk" "commoninit" {
  name      = format("commoninit-%s.iso", count.index)
  pool      = var.pool_1
  user_data = data.template_file.user_data[count.index].rendered
  meta_data = data.template_file.meta_data[count.index].rendered

  count = var.number_domain
}