nixpkgs/nixos/modules/services/networking/ndppd.nix
2018-05-05 00:33:20 -05:00

48 lines
1.3 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.ndppd;
configFile = pkgs.runCommand "ndppd.conf" {} ''
substitute ${pkgs.ndppd}/etc/ndppd.conf $out \
--replace eth0 ${cfg.interface} \
--replace 1111:: ${cfg.network}
'';
in {
options = {
services.ndppd = {
enable = mkEnableOption "daemon that proxies NDP (Neighbor Discovery Protocol) messages between interfaces";
interface = mkOption {
type = types.string;
default = "eth0";
example = "ens3";
description = "Interface which is on link-level with router.";
};
network = mkOption {
type = types.string;
default = "1111::";
example = "2001:DB8::/32";
description = "Network that we proxy.";
};
configFile = mkOption {
type = types.nullOr types.path;
default = null;
description = "Path to configuration file.";
};
};
};
config = mkIf cfg.enable {
systemd.packages = [ pkgs.ndppd ];
environment.etc."ndppd.conf".source = if (cfg.configFile != null) then cfg.configFile else configFile;
systemd.services.ndppd = {
serviceConfig.RuntimeDirectory = [ "ndppd" ];
wantedBy = [ "multi-user.target" ];
};
};
meta.maintainers = with maintainers; [ gnidorah ];
}