nixpkgs/nixos/modules/services/networking/htpdate.nix
2019-03-24 21:15:26 +01:00

81 lines
1.5 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
inherit (pkgs) htpdate;
cfg = config.services.htpdate;
in
{
###### interface
options = {
services.htpdate = {
enable = mkOption {
type = types.bool;
default = false;
description = ''
Enable htpdate daemon.
'';
};
extraOptions = mkOption {
type = types.str;
default = "";
description = ''
Additional command line arguments to pass to htpdate.
'';
};
servers = mkOption {
type = types.listOf types.str;
default = [ "www.google.com" ];
description = ''
HTTP servers to use for time synchronization.
'';
};
proxy = mkOption {
type = types.str;
default = "";
example = "127.0.0.1:8118";
description = ''
HTTP proxy used for requests.
'';
};
};
};
###### implementation
config = mkIf cfg.enable {
systemd.services.htpdate = {
description = "htpdate daemon";
wantedBy = [ "multi-user.target" ];
serviceConfig = {
Type = "forking";
PIDFile = "/run/htpdate.pid";
ExecStart = concatStringsSep " " [
"${htpdate}/bin/htpdate"
"-D -u nobody"
"-a -s"
"-l"
"${optionalString (cfg.proxy != "") "-P ${cfg.proxy}"}"
"${cfg.extraOptions}"
"${concatStringsSep " " cfg.servers}"
];
};
};
};
}