working config:

variable "gce_ssh_pub_key_file"

Unknown macro: { type = string default = "~/.ssh/id_rsa.pub" }

variable "account_file"

Unknown macro: { type = string default = "account.json" }

variable "project"

Unknown macro: { type = string default = "mariadb-maxscale-test" }

provider "google"

Unknown macro: { credentials = file(var.account_file) project = var.project region = "us-central1" zone = "us-central1-a" }

resource "google_compute_instance" "vm_instance" {
name = "my-terraform-instance"
machine_type = "f1-micro"

tags = ["iap"]

boot_disk {
initialize_params

Unknown macro: { image = "centos-cloud/centos-7" }

}

network_interface {
network = "default"
access_config {
}
}

metadata = {
ssh-keys = "timofey_turenko_mariadb_com:${file(var.gce_ssh_pub_key_file)}"
enable-oslogin = "FALSE"
}
}

output "ip" {
value = "${google_compute_instance.vm_instance.network_interface.0.access_config.0.nat_ip}"
}