variable "cluster_name" { type = string description = "Unique cluster name (prepended to dns_zone)" } # Google Cloud variable "region" { type = string description = "Google Cloud Region (e.g. us-central1, see `gcloud compute regions list`)" } variable "dns_zone" { type = string description = "Google Cloud DNS Zone (e.g. google-cloud.example.com)" } variable "dns_zone_name" { type = string description = "Google Cloud DNS Zone name (e.g. example-zone)" } # instances variable "controller_count" { type = number description = "Number of controllers (i.e. masters)" default = 1 } variable "worker_count" { type = number description = "Number of workers" default = 1 } variable "controller_type" { type = string description = "Machine type for controllers (see `gcloud compute machine-types list`)" default = "n1-standard-1" } variable "worker_type" { type = string description = "Machine type for controllers (see `gcloud compute machine-types list`)" default = "n1-standard-1" } variable "os_image" { type = string description = "Flatcar Linux image for compute instances (flatcar-stable, flatcar-beta, flatcar-alpha)" default = "flatcar-stable" validation { condition = contains(["flatcar-stable", "flatcar-beta", "flatcar-alpha"], var.os_image) error_message = "The os_image must be flatcar-stable, flatcar-beta, or flatcar-alpha." } } variable "disk_size" { type = number description = "Size of the disk in GB" default = 30 } variable "worker_preemptible" { type = bool description = "If enabled, Compute Engine will terminate workers randomly within 24 hours" default = false } variable "controller_snippets" { type = list(string) description = "Controller Container Linux Config snippets" default = [] } variable "worker_snippets" { type = list(string) description = "Worker Container Linux Config snippets" default = [] } # configuration variable "ssh_authorized_key" { type = string description = "SSH public key for user 'core'" } variable "networking" { type = string description = "Choice of networking provider (flannel, calico, or cilium)" default = "cilium" } variable "pod_cidr" { type = string description = "CIDR IPv4 range to assign Kubernetes pods" default = "10.2.0.0/16" } variable "service_cidr" { type = string description = <