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variable "cluster_name" {
type = "string"
description = "Unique cluster name"
}
# bare-metal
variable "matchbox_http_endpoint" {
type = "string"
description = "Matchbox HTTP read-only endpoint (e.g. http://matchbox.example.com:8080)"
}
variable "os_channel" {
type = "string"
description = "Channel for a Container Linux derivative (coreos-stable, coreos-beta, coreos-alpha, flatcar-stable, flatcar-beta, flatcar-alpha)"
}
variable "os_version" {
type = "string"
description = "Version for a Container Linux derivative to PXE and install (coreos-stable, coreos-beta, coreos-alpha, flatcar-stable, flatcar-beta, flatcar-alpha)"
}
# machines
# Terraform's crude "type system" does not properly support lists of maps so we do this.
variable "controller_names" {
type = "list"
description = "Ordered list of controller names (e.g. [node1])"
}
variable "controller_macs" {
type = "list"
description = "Ordered list of controller identifying MAC addresses (e.g. [52:54:00:a1:9c:ae])"
}
variable "controller_domains" {
type = "list"
description = "Ordered list of controller FQDNs (e.g. [node1.example.com])"
}
variable "worker_names" {
type = "list"
description = "Ordered list of worker names (e.g. [node2, node3])"
}
variable "worker_macs" {
type = "list"
description = "Ordered list of worker identifying MAC addresses (e.g. [52:54:00:b2:2f:86, 52:54:00:c3:61:77])"
}
variable "worker_domains" {
type = "list"
description = "Ordered list of worker FQDNs (e.g. [node2.example.com, node3.example.com])"
}
variable "clc_snippets" {
type = "map"
description = "Map from machine names to lists of Container Linux Config snippets"
default = {}
}
# configuration
variable "k8s_domain_name" {
description = "Controller DNS name which resolves to a controller instance. Workers and kubeconfig's will communicate with this endpoint (e.g. cluster.example.com)"
type = "string"
}
variable "ssh_authorized_key" {
type = "string"
description = "SSH public key for user 'core'"
}
variable "asset_dir" {
description = "Path to a directory where generated assets should be placed (contains secrets)"
type = "string"
}
variable "networking" {
description = "Choice of networking provider (flannel or calico)"
type = "string"
default = "calico"
}
variable "network_mtu" {
description = "CNI interface MTU (applies to calico only)"
type = "string"
default = "1480"
}
variable "network_ip_autodetection_method" {
description = "Method to autodetect the host IPv4 address (applies to calico only)"
type = "string"
default = "first-found"
}
variable "pod_cidr" {
description = "CIDR IPv4 range to assign Kubernetes pods"
type = "string"
default = "10.2.0.0/16"
}
variable "service_cidr" {
description = <<EOD
CIDR IPv4 range to assign Kubernetes services.
The 1st IP will be reserved for kube_apiserver, the 10th IP will be reserved for coredns.
EOD
type = "string"
default = "10.3.0.0/16"
}
# optional
variable "cluster_domain_suffix" {
description = "Queries for domains with the suffix will be answered by coredns. Default is cluster.local (e.g. foo.default.svc.cluster.local) "
type = "string"
default = "cluster.local"
}
variable "cached_install" {
type = "string"
default = "false"
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."
}
variable "install_disk" {
type = "string"
default = "/dev/sda"
description = "Disk device to which the install profiles should install Container Linux (e.g. /dev/sda)"
}
variable "container_linux_oem" {
type = "string"
default = ""
description = "DEPRECATED: Specify an OEM image id to use as base for the installation (e.g. ami, vmware_raw, xen) or leave blank for the default image"
}
variable "kernel_args" {
description = "Additional kernel arguments to provide at PXE boot."
type = "list"
default = []
}
variable "enable_reporting" {
type = "string"
description = "Enable usage or analytics reporting to upstreams (Calico)"
default = "false"
}