terraform {
  backend "pg" {
    schema_name = "dmz_dns"
  }

  required_providers {
    libvirt = {
      source = "dmacvicar/libvirt"
    }
    template = {
      source = "hashicorp/template"
    }
  }
}

provider "libvirt" {
  uri = var.libvirt_endpoint
}

resource "libvirt_volume" "main_disk" {
  name             = "${var.name}.iso"
  pool             = "disk"
  size             = 1024 * 1024 * 1024 * 15
  base_volume_name = "debian-bookworm.qcow2"
  base_volume_pool = "iso"
}

resource "libvirt_cloudinit_disk" "cloudinit" {
  name           = "${var.name}.iso"
  pool           = "init"
  user_data      = templatefile("cloud_init.cfg.tftpl", { name = var.name, host_public_key = var.host_public_key })
  network_config = templatefile("network_config.cfg.tftpl", {})
}

resource "libvirt_domain" "ubuntu" {
  name   = var.name
  memory = 1024
  vcpu   = 4

  disk {
    volume_id = libvirt_volume.main_disk.id
  }

  network_interface {
    network_name = "dmzbr"
    hostname     = var.name
    addresses    = ["192.168.30.7/24"]
    mac          = "ca:fe:c0:ff:ee:07"
  }

  cloudinit = libvirt_cloudinit_disk.cloudinit.id

  provisioner "local-exec" {
    command = "ANSIBLE_HOST_KEY_CHECKING=False ansible-playbook -T 60 -u root -i '192.168.30.7,' ansible.yml"
  }
}