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path: root/terraform/libvirt/mini_environment/main.tf
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variable "backend_remote_state_address" {
  type = "string"
}

variable "machine_name" {
  type = "string"
}

variable "host_name" {
  type = "string"
}

variable "uri" {
  type = "string"
}

variable "vm_image_and_system" {
  type = "string"
}

terraform {
  backend "http" {}
}

provider "libvirt" {
  uri = "${var.uri}"
}

data "terraform_remote_state" "backend" {
  backend = "http"
  config {
    address = "${var.backend_remote_state_address}"
  }
}

resource "local_file" "dnsmasq-config" {
  content = "address=/${var.host_name}/${libvirt_domain.main.network_interface.0.addresses.0}"
  filename = "/etc/NetworkManager/dnsmasq.d/${var.host_name}.conf"
}

resource "libvirt_domain" "main" {
  name = "${var.machine_name}"
  memory = "8196"
  vcpu = 4

  kernel = "${var.vm_image_and_system}/system/kernel/bzImage"
  initrd = "${var.vm_image_and_system}/system/initrd"

  cmdline {
    "--root" = "/dev/vda1"
    "--system" = "${var.vm_image_and_system}/system"
    "--load" = "${var.vm_image_and_system}/system/boot"
  }

  filesystem {
    source   = "/gnu/store"
    target   = "TAG_gnu_store"
    readonly = true
    accessmode = "passthrough"
  }

  disk {
    file = "${var.vm_image_and_system}/image"
    readonly = true
  }

  network_interface {
    network_name = "${data.terraform_remote_state.backend.network_name}"
    wait_for_lease = true
  }

  console {
    type        = "pty"
    target_port = "0"
    target_type = "serial"
  }

  console {
    type        = "pty"
    target_type = "virtio"
    target_port = "1"
  }
}