variables.tf

# Name for the cluster
variable "cluster_name" {}

# Fully qualified DNS name of cluster
variable "cluster_fqdn" {}

# ID of the VPC
variable "vpc_id" {}

# Route53 zone ID
variable "route53_zone_id" {}

# ARN of the kops bucket
variable "kops_s3_bucket_arn" {}

# ID of the kops bucket
variable "kops_s3_bucket_id" {}

# Name of the SSH key to use for cluster nodes and master
variable "instance_key_name" {}

# Security group ID to allow SSH from. Nodes and masters are added to this security group
variable "sg_allow_ssh" {}

# Security group ID to allow HTTP/S from. Master ELB is added to this security group
variable "sg_allow_http_s" {}

# IAM instance profile to use for the master
variable "master_iam_instance_profile" {}

# IAM instance profile to use for the nodes
variable "node_iam_instance_profile" {}

variable "subnet_public_ids" {
  type = "list"
}

# A list of CIDR networks to use for private subnets. Should be 1 per AZ.
variable "subnet_private_ids" {
  type = "list"
}

# Instance type for the master
variable "master_instance_type" {
  default = "t2.small"
}

# Instance type for nodes
variable "node_instance_type" {
  default = "t2.medium"
}

# Node autoscaling group min
variable "node_asg_min" {
  default = 3
}

# Node autoscaling group desired
variable "node_asg_desired" {
  default = 3
}

# Node autoscaling group max
variable "node_asg_max" {
  default = 3
}

# Kubernetes version tag to use
variable "kubernetes" {
  type = "map"
  default = {
    version = "1.7.2"
    kubelet_sha = "bad424eee321f4c9b2b800d44de2e1789843da19" 
    kubectl_sha = "ce8802dccc1aa5cffa15a04eee8326ba5c911d32"
  }
}

variable "kops" {
  default = { 
    version = "1.7.1"
    protokube_sha = "8f796b29894b0184bff97906d072284c8e579331"
    utils_sha = "c18ca557507c662e3a072c3475da9bd1bc8a503b"
  }
}

# Cloudwatch log group log retention in days
variable "cloudwatch_log_group_retention" {
  default = 30
}

# kops DNS setting
variable "dns" {
  default = "public"
}

# Force single master. Can be used when a master per AZ is not required or if running in a region with only 2 AZs.
variable "force_single_master" {
  default = false
}