variable "compartment_id" {
  description = "OCI Compartment OCID"
  type        = string
}

variable "availability_domain" {
  description = "Availability Domain for resources"
  type        = string
}

variable "image_id" {
  description = "OCID of the OS image to use for instances"
  type        = string
}

variable "ssh_public_key" {
  description = "SSH Public Key for instance access"
  type        = string
}

variable "a1_shape" {
  description = "Shape for the A1 instance"
  type        = string
  default     = "VM.Standard.A1.Flex"  # 最新的 ARM 架构实例类型
}

variable "a1_storage_size_gb" {
  description = "Storage size in GB for A1 instance"
  type        = number
  default     = 200  # 更大的存储空间
}

variable "small_instances_to_remove" {
  description = "List of small instance names to remove"
  type        = list(string)
  default     = ["small-instance-1", "small-instance-2"]  # 要删除的小实例
}