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 = string default = "1" description = "Number of controllers (i.e. masters)" } variable "worker_count" { type = string default = "1" description = "Number of workers" } variable "controller_type" { type = string default = "t3.small" description = "EC2 instance type for controllers" } variable "worker_type" { type = string default = "t3.small" description = "EC2 instance type for workers" } variable "os_image" { type = string default = "coreos-stable" description = "AMI channel for a Container Linux derivative (coreos-stable, coreos-beta, coreos-alpha, flatcar-stable, flatcar-beta, flatcar-alpha, flatcar-edge)" } variable "disk_size" { type = string default = "40" description = "Size of the EBS volume in GB" } variable "disk_type" { type = string default = "gp2" description = "Type of the EBS volume (e.g. standard, gp2, io1)" } variable "disk_iops" { type = string default = "0" description = "IOPS of the EBS volume (e.g. 100)" } variable "worker_price" { type = string default = "" description = "Spot price in USD for autoscaling group spot instances. Leave as default empty string for autoscaling group to use on-demand instances. Note, switching in-place from spot to on-demand is not possible: https://github.com/terraform-providers/terraform-provider-aws/issues/4320" } variable "worker_target_groups" { type = list(string) description = "Additional target group ARNs to which worker instances should be added" default = [] } variable "controller_clc_snippets" { type = list(string) description = "Controller Container Linux Config snippets" default = [] } variable "worker_clc_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 "asset_dir" { description = "Path to a directory where generated assets should be placed (contains secrets)" type = string } variable "networking" { description = "Choice of networking provider (calico or flannel)" type = string default = "calico" } variable "network_mtu" { description = "CNI interface MTU (applies to calico only). Use 8981 if using instances types with Jumbo frames." type = string default = "1480" } variable "host_cidr" { description = "CIDR IPv4 range to assign to EC2 nodes" type = string default = "10.0.0.0/16" } variable "pod_cidr" { description = "CIDR IPv4 range to assign Kubernetes pods" type = string default = "10.2.0.0/16" } variable "service_cidr" { description = <