terraform {
  required_providers {
    dns = {
      source = "hashicorp/dns"
    }
    null = {
      source = "hashicorp/null"
    }
    opennebula = {
      source = "OpenNebula/opennebula"
      version = "~> 1.0"
    }
  }
  required_version = ">= 0.13"
}