154 lines
4.1 KiB
HCL
154 lines
4.1 KiB
HCL
variable "cluster_name" {
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type = string
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description = "Unique cluster name"
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}
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# bare-metal
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variable "matchbox_http_endpoint" {
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type = string
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description = "Matchbox HTTP read-only endpoint (e.g. http://matchbox.example.com:8080)"
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}
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variable "os_channel" {
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type = string
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description = "Channel for a Container Linux derivative (coreos-stable, coreos-beta, coreos-alpha, flatcar-stable, flatcar-beta, flatcar-alpha, flatcar-edge)"
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}
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variable "os_version" {
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type = string
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description = "Version for a Container Linux derivative to PXE and install (e.g. 2079.5.1)"
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}
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# machines
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variable "controllers" {
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type = list(object({
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name = string
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mac = string
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domain = string
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}))
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description = <<EOD
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List of controller machine details (unique name, identifying MAC address, FQDN)
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[{ name = "node1", mac = "52:54:00:a1:9c:ae", domain = "node1.example.com"}]
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EOD
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}
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variable "workers" {
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type = list(object({
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name = string
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mac = string
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domain = string
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}))
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description = <<EOD
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List of worker machine details (unique name, identifying MAC address, FQDN)
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[
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{ name = "node2", mac = "52:54:00:b2:2f:86", domain = "node2.example.com"},
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{ name = "node3", mac = "52:54:00:c3:61:77", domain = "node3.example.com"}
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]
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EOD
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}
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variable "clc_snippets" {
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type = map(list(string))
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description = "Map from machine names to lists of Container Linux Config snippets"
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default = {}
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}
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# configuration
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variable "k8s_domain_name" {
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type = string
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description = "Controller DNS name which resolves to a controller instance. Workers and kubeconfig's will communicate with this endpoint (e.g. cluster.example.com)"
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}
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variable "ssh_authorized_key" {
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type = string
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description = "SSH public key for user 'core'"
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}
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variable "asset_dir" {
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type = string
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description = "Absolute path to a directory where generated assets should be placed (contains secrets)"
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}
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variable "networking" {
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type = string
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description = "Choice of networking provider (flannel or calico)"
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default = "calico"
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}
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variable "network_mtu" {
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type = number
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description = "CNI interface MTU (applies to calico only)"
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default = 1480
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}
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variable "network_ip_autodetection_method" {
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type = string
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description = "Method to autodetect the host IPv4 address (applies to calico only)"
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default = "first-found"
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}
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variable "pod_cidr" {
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type = string
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description = "CIDR IPv4 range to assign Kubernetes pods"
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default = "10.2.0.0/16"
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}
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variable "service_cidr" {
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type = string
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description = <<EOD
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CIDR IPv4 range to assign Kubernetes services.
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The 1st IP will be reserved for kube_apiserver, the 10th IP will be reserved for coredns.
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EOD
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default = "10.3.0.0/16"
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}
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# optional
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variable "download_protocol" {
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type = string
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description = "Protocol iPXE should use to download the kernel and initrd. Defaults to https, which requires iPXE compiled with crypto support. Unused if cached_install is true."
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default = "https"
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}
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variable "cached_install" {
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type = bool
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description = "Whether Container Linux should PXE boot and install from matchbox /assets cache. Note that the admin must have downloaded the os_version into matchbox assets."
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default = false
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}
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variable "install_disk" {
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type = string
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default = "/dev/sda"
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description = "Disk device to which the install profiles should install Container Linux (e.g. /dev/sda)"
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}
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variable "kernel_args" {
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type = list(string)
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description = "Additional kernel arguments to provide at PXE boot."
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default = []
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}
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variable "enable_reporting" {
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type = bool
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description = "Enable usage or analytics reporting to upstreams (Calico)"
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default = false
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}
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variable "enable_aggregation" {
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type = bool
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description = "Enable the Kubernetes Aggregation Layer (defaults to false)"
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default = false
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}
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# unofficial, undocumented, unsupported
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variable "cluster_domain_suffix" {
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type = string
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description = "Queries for domains with the suffix will be answered by coredns. Default is cluster.local (e.g. foo.default.svc.cluster.local) "
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default = "cluster.local"
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}
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