deployment.nix

{
  firstserver = {
    deployment.targetEnv = "hetzner";
    deployment.storeKeysOnMachine = false;
    deployment.hetzner.mainIPv4 = "1.2.3.4";
    deployment.hetzner.partitions = ''
      clearpart --all --initlabel

      part raid.11 --size=1024 --ondisk=sda
      part raid.21 --size=1024 --ondisk=sdb
      raid /boot   --fstype=ext3 --device=boot --label=boot --level=RAID1 raid.11 raid.21

      part raid.12 --size=196608 --ondisk=sda
      part raid.22 --size=196608 --ondisk=sdb
      raid /       --fstype=ext3 --device=root --label=root --level=RAID1 raid.12 raid.22

      part raid.13 --size=16384 --ondisk=sda
      part raid.23 --size=16384 --ondisk=sdb
      raid swap    --fstype=swap --device=swap --label=swap --level=RAID1 raid.13 raid.23
    '';

    # Network addresses are also specific to this system...
    networking.interfaces.eth0.ipv6.addresses = [ {
      address = "2a01::2";
      prefixLength = 64;
    } ];

    networking.nameservers = [
      "8.8.8.8"
    ];

    # This is hardware-specific:
    services.smartd.enable = true;
  };
}

net.nix

{ ... }:
{
  network.enableRollback = true;
  firstserver = {
          imports = [
                  ./machines/firstserver/default.nix # this is the configuration.nix for the server
          ];
  };
}