variable "location" {
  description = "Hetzner Cloud datacenter location for all servers and volumes."
  type        = string
  default     = "nbg1"
}

variable "network_zone" {
  description = "Hetzner Cloud network zone matching var.location."
  type        = string
  default     = "eu-central"
}

variable "server_image" {
  description = "OS image used for all servers."
  type        = string
  default     = "ubuntu-24.04"
}

variable "dev_server_type" {
  description = "Server type for dev"
  type        = string
  default     = "cx22"
}

variable "prod_server_type" {
  description = "Server type for prod"
  type        = string
  default     = "cx22"
}

variable "vpn_server_type" {
  description = "Server type for vpn"
  type        = string
  default     = "cx22"
}

variable "dev_volume_size" {
  description = "Size in GB of the volume attached to dev"
  type        = number
  default     = 20
}

variable "prod_volume_size" {
  description = "Size in GB of the volume attached to prod (disk1 in docs/architecture.md)."
  type        = number
  default     = 20
}

variable "network_ip_range" {
  description = "IP range of the private network shared by dev and prod."
  type        = string
  default     = "10.0.0.0/16"
}

variable "subnet_ip_range" {
  description = "IP range of the network subnet shared by dev and prod."
  type        = string
  default     = "10.0.1.0/24"
}

variable "dev_private_ip" {
  description = "Private network IP for dev."
  type        = string
  default     = "10.0.1.10"
}

variable "prod_private_ip" {
  description = "Private network IP for prod."
  type        = string
  default     = "10.0.1.11"
}

variable "ssh_key_name" {
  description = "Name of an SSH key already uploaded to your Hetzner Cloud project (Console > Security > SSH Keys)."
  type        = string
}

variable "allowed_ssh_source_ips" {
  description = "CIDRs allowed to reach port 22 on every server. Narrow this to your own IP(s) once known."
  type        = list(string)
  default     = ["0.0.0.0/0", "::/0"]
}