variable "instance_initiated_shutdown_behavior" {
  default     = "stop"
  type        = string
  description = "Shutdown behavior for the instance - stop (default) or terminate"
}

variable "name" {
  type        = string
  description = "Name of launch template"
}

variable "description" {
  type        = string
  description = "Description of launch template"
}

variable "image_id" {
  type        = string
  description = "AMI id of launch template"
}

variable "key_name" {
  type        = string
  description = "Name of keypair"
  default     = null
}

variable "security_grouo_ids" {
  type        = list(string)
  description = "List of security group ids"
  default     = []
}

variable "userdata_base64" {
  type        = string
  description = "Base64 encoded userdata"
  validation {
    condition     = can(base64decode(var.userdata_base64))
    error_message = "Userdata must be encoded in base64"
  }
}

variable "tag_specifications" {
  type        = map(string)
  description = "Tags to be added to instance and volume"
}

variable "root_volume_size" {
  type        = number
  description = "Size of root volume in GB"
}

variable "root_volume_type" {
  default     = "gp3"
  type        = string
  description = "Root volume type - default gp3"
}

variable "ebs_volume_kms_key_id" {
  type        = string
  description = "KMS key id for EBS encryption - a default key will be used if not specified"
  default     = null
}

variable "imdsv2_required" {
  default     = true
  type        = bool
  description = "Use IMDSv2 for ec2 instance"
}

variable "instance_types" {
  type        = list(string)
  description = "Types of instances allowed for this launch template"
}

variable "cpu_count_min" {
  type        = number
  description = "Minimum vcpu count for setting up instance_requirements"
  default     = null
}

variable "cpu_count_max" {
  type        = number
  description = "Maximum vcpu count for setting up instance_requirements"
  default     = null
}

variable "mem_mib_min" {
  type        = number
  description = "Minimum memory size (mib) for setting up instance_requirements"
  default     = null
}

variable "mem_mib_max" {
  type        = number
  description = "Maximum memory size (mib) for setting up instance_requirements"
  default     = null
}

variable "update_default_version" {
  type        = bool
  default     = true
  description = "Point default version to the latest"
}

variable "instance_profile_name" {
  type        = string
  description = "Name of iam instance profile"
  default     = null
}