variable "libvirt_uri" {
  description = "URI for libvirt connection"
  type        = string
  default     = "qemu:///system"
}

variable "pool_name" {
  description = "Name of the storage pool"
  type        = string
  default     = "tf_tmp_pool"
}

variable "pool_path" {
  description = "Path for the storage pool"
  type        = string
  default     = "/tmp/tf_tmp_storage"
}

variable "instance_count" {
  description = "Number of instances to create"
  type        = number
  default     = 1
}

variable "vm_name" {
  description = "Name prefix for VMs"
  type        = string
}

variable "image_location" {
  description = "Location of the OS image"
  type        = string
  default     = "https://cloud-images.ubuntu.com/noble/current/noble-server-cloudimg-amd64.img"
}
# To avoid refetching the cloud ISO each time, it could could be set to a local directory, like : "/var/lib/libvirt/images/noble-server-cloudimg-amd64.img"

variable "cloudinit_filename" {
  description = "Name of the cloud-init ISO file"
  type        = string
  default     = "commoninit.iso"
}

variable "ssh_key" {
  description = "SSH authorized keys for cloud-init"
  type        = string
}

variable "user_data" {
  description = "User data for cloud-init"
  type        = string
  default = ""
}

variable "memory" {
  description = "Memory allocation in MB"
  type        = number
  default     = 2048
  validation {
    condition     = var.memory >= 512
    error_message = "Memory must be at least 512MB."
  }
}

variable "vcpu" {
  description = "Number of virtual CPUs"
  type        = number
  default     = 1
}

variable "network_name" {
  description = "Name of the network"
  type        = string
  default     = "tf"
}

variable "network_mode" {
  description = "Network mode (nat, none, route, open, bridge)"
  type        = string
  default     = "nat"
}

variable "network_domain" {
  description = "Domain name for the network"
  type        = string
  default     = "tf.local"
}

variable "network_addresses" {
  description = "List of network addresses"
  type        = list(string)
  default     = ["10.17.3.0/24", "2001:db8:ca2:2::1/64"]
}

variable "dns_enabled" {
  description = "Enable DNS for the network"
  type        = bool
  default     = true
}

variable "dns_local_only" {
  description = "DNS requests only resolved by virtual network's DNS server"
  type        = bool
  default     = false
}