See also http://github.com/matti/terraform-google-kubernetes-node-pool
module "mycluster" {
source = "github.com/matti/terraform-google-kubernetes-engine"
settings = {
region_name = "europe-west1"
zone_amount = 3
cluster_name = "mycluster"
gke_min_master_version = "1.8.6-gke.0"
}
}