variable "cluster_name" {
  description = "A name prefix for the cluster resources."
  type        = string
  default     = "k3s"
}

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

# --- Base Image ---
variable "base_image_url" {
  description = "URL of the cloud image to download (e.g., Fedora Cloud Base)."
  type        = string
  default     = "https://download.fedoraproject.org/pub/fedora/linux/releases/42/Cloud/x86_64/images/Fedora-Cloud-Base-Generic-42-1.1.x86_64.qcow2"
}

variable "base_image_name" {
  description = "Name for the base image volume in libvirt pool."
  type        = string
  default     = "fedora-cloud-base.qcow2"
}

variable "libvirt_pool" {
  description = "Name of the libvirt storage pool to use."
  type        = string
  default     = "default"
}

# --- SSH & User ---
variable "ssh_public_key_path" {
  description = "Path to your public SSH key for accessing the VMs."
  type        = string
  default     = "~/.ssh/id_cluster.pub"
}

variable "vm_user" {
  description = "Default user to create in the VMs via cloud-init."
  type        = string
  default     = "fedora"
}

# --- Network ---
variable "libvirt_network_name" {
  description = "Name of the libvirt network to connect VMs to."
  type        = string
  default     = "default"
}

# --- Server spezifisch ---
variable "server_hostname" {
  description = "Hostname für den K3s Server."
  type        = string
  default     = "k3s-server"
}
variable "server_memory" {
  description = "RAM für den Server (in MiB)"
  type        = number
  default     = 4096
}
variable "server_vcpu" {
  description = "vCPUs für den Server"
  type        = number
  default     = 4
}
variable "server_disk_size" {
  description = "Diskgröße für den Server (in Bytes)"
  type        = number
  default     = 32212254720 # 30 GB
}
variable "server_ip" {
  description = "Feste IP für den Server"
  type        = string
  default     = "192.168.124.100"
}

# --- Agent spezifisch ---
variable "agent_count" {
  description = "Anzahl der Agenten"
  type        = number
  default     = 2
}
variable "agent_memory" {
  description = "RAM pro Agent (in MiB)"
  type        = number
  default     = 3072
}
variable "agent_vcpu" {
  description = "vCPUs pro Agent"
  type        = number
  default     = 2
}
variable "agent_disk_size" {
  description = "Diskgröße pro Agent (in Bytes)"
  type        = number
  default     = 32212254720 # 30 GB
}
variable "agent_hostname_prefix" {
  description = "Prefix für Agent Hostnamen"
  type        = string
  default     = "k3s-agent"
}
variable "agent_ips" {
  description = "Feste IPs für die Agenten"
  type        = list(string)
  default     = ["192.168.124.101", "192.168.124.102"]
}