gistfile1.txt

{pkgs ? import<nixpkgs>, nodes, lib, ...}:

let
  unstable = import <nixpkgs-unstable> {};
in
{
  imports = [
    <unstable/nixos/modules/services/monitoring/netdata.nix>
  ];

  disabledModules = [ "services/monitoring/netdata.nix" ];

  services.netdata = {
    enable = true;
    package = unstable.netdata;
  };

  networking.firewall.extraCommands = ''
    iptables -A nixos-fw -s 167.99.64.211/32,192.168.1.0/24 -p tcp -m tcp --dport 19999 -m comment --comment netdata -j nixos-fw-accept
  '';
}