nixpkgs/nixos/modules/services/networking/r53-ddns.nix
2022-05-04 00:16:18 +02:00

73 lines
1.7 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.r53-ddns;
pkg = pkgs.r53-ddns;
in
{
options = {
services.r53-ddns = {
enable = mkEnableOption "r53-ddyns";
interval = mkOption {
type = types.str;
default = "15min";
description = "How often to update the entry";
};
zoneID = mkOption {
type = types.str;
description = "The ID of your zone in Route53";
};
domain = mkOption {
type = types.str;
description = "The name of your domain in Route53";
};
hostname = mkOption {
type = types.str;
description = ''
Manually specify the hostname. Otherwise the tool will try to use the name
returned by the OS (Call to gethostname)
'';
};
environmentFile = mkOption {
type = types.str;
description = ''
File containing the AWS_ACCESS_KEY_ID and AWS_SECRET_ACCESS_KEY
in the format of an EnvironmentFile as described by systemd.exec(5)
'';
};
};
};
config = mkIf cfg.enable {
systemd.timers.r53-ddns = {
description = "r53-ddns timer";
wantedBy = [ "timers.target" ];
timerConfig = {
OnBootSec = cfg.interval;
OnUnitActiveSec = cfg.interval;
};
};
systemd.services.r53-ddns = {
description = "r53-ddns service";
serviceConfig = {
ExecStart = "${pkg}/bin/r53-ddns -zone-id ${cfg.zoneID} -domain ${cfg.domain}"
+ lib.optionalString (cfg.hostname != null) " -hostname ${cfg.hostname}";
EnvironmentFile = "${cfg.environmentFile}";
DynamicUser = true;
};
};
};
}