Skip to content
Permalink
master
Switch branches/tags
Go to file
 
 
Cannot retrieve contributors at this time
variable "cluster_name" {
type = string
description = "Unique cluster name (prepended to dns_zone)"
}
# AWS
variable "dns_zone" {
type = string
description = "AWS Route53 DNS Zone (e.g. aws.example.com)"
}
variable "dns_zone_id" {
type = string
description = "AWS Route53 DNS Zone ID (e.g. Z3PAABBCFAKEC0)"
}
# 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 = "EC2 instance type for controllers"
default = "t3.small"
}
variable "worker_type" {
type = string
description = "EC2 instance type for workers"
default = "t3.small"
}
variable "os_stream" {
type = string
description = "Fedora CoreOS image stream for instances (e.g. stable, testing, next)"
default = "stable"
validation {
condition = contains(["stable", "testing", "next"], var.os_stream)
error_message = "The os_stream must be stable, testing, or next."
}
}
variable "disk_size" {
type = number
description = "Size of the EBS volume in GB"
default = 30
}
variable "disk_type" {
type = string
description = "Type of the EBS volume (e.g. standard, gp2, gp3, io1)"
default = "gp3"
}
variable "disk_iops" {
type = number
description = "IOPS of the EBS volume (e.g. 100)"
default = 0
}
variable "worker_price" {
type = number
description = "Spot price in USD for worker instances or 0 to use on-demand instances"
default = 0
}
variable "worker_target_groups" {
type = list(string)
description = "Additional target group ARNs to which worker instances should be added"
default = []
}
variable "controller_snippets" {
type = list(string)
description = "Controller Butane snippets"
default = []
}
variable "worker_snippets" {
type = list(string)
description = "Worker Butane 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 (calico or flannel)"
default = "calico"
}
variable "network_mtu" {
type = number
description = "CNI interface MTU (applies to calico only). Use 8981 if using instances types with Jumbo frames."
default = 1480
}
variable "host_cidr" {
type = string
description = "CIDR IPv4 range to assign to EC2 nodes"
default = "10.0.0.0/16"
}
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 = <<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
default = "10.3.0.0/16"
}
variable "enable_reporting" {
type = bool
description = "Enable usage or analytics reporting to upstreams (Calico)"
default = false
}
variable "enable_aggregation" {
type = bool
description = "Enable the Kubernetes Aggregation Layer (defaults to false)"
default = false
}
variable "worker_node_labels" {
type = list(string)
description = "List of initial worker node labels"
default = []
}
# unofficial, undocumented, unsupported
variable "cluster_domain_suffix" {
type = string
description = "Queries for domains with the suffix will be answered by CoreDNS. Default is cluster.local (e.g. foo.default.svc.cluster.local)"
default = "cluster.local"
}
variable "arch" {
type = string
description = "Container architecture (amd64 or arm64)"
default = "amd64"
validation {
condition = var.arch == "amd64" || var.arch == "arm64"
error_message = "The arch must be amd64 or arm64."
}
}
variable "daemonset_tolerations" {
type = list(string)
description = "List of additional taint keys kube-system DaemonSets should tolerate (e.g. ['custom-role', 'gpu-role'])"
default = []
}