terraform { required_version = ">= 0.13" required_providers { libvirt = { source = "dmacvicar/libvirt" version = ">=0.6.3" } local = { source = "hashicorp/local" version = ">=2.0.0" } template = { source = "hashicorp/template" version = ">=2.2.0" } ignition = { source = "community-terraform-providers/ignition" version = "2.1.2" } } } output "machines" { value = local.coreos_machines }