config/profiles/domeneshop-dyndns/default.nix

61 lines
2.0 KiB
Nix

{ config, pkgs, lib, ... }:
let
cfg = config.services.domeneshop-updater;
in
{
# auto domain update
options = with lib; {
services.domeneshop-updater.targets = mkOption {
type = with types; listOf str;
#default = [ config.networking.fqdn ];
};
};
config = {
systemd.services.domeneshop-updater = {
description = "domene.shop dyndns domain updater";
wantedBy = [ "multi-user.target" ];
after = [ "network-online.target" ];
wants = [ "network-online.target" ];
serviceConfig = let
prog = pkgs.writeShellApplication {
name = "domeneshop-dyndns-updater.sh";
runtimeInputs = with pkgs; [ curl yq ];
text = ''
test -s /var/lib/secrets/domeneshop.toml || {
>&2 echo "ERROR: /var/lib/secrets/domeneshop.toml not found!"
exit 1
}
DOMENESHOP_TOKEN="$( tomlq </var/lib/secrets/domeneshop.toml .secrets.DOMENESHOP_TOKEN --raw-output)"
DOMENESHOP_SECRET="$(tomlq </var/lib/secrets/domeneshop.toml .secrets.DOMENESHOP_SECRET --raw-output)"
${lib.concatMapStringsSep "\n" (target: ''
curl https://"$DOMENESHOP_TOKEN":"$DOMENESHOP_SECRET"@api.domeneshop.no/v0/dyndns/update?hostname=${target}
'') cfg.targets}
'';
};
in {
User = "domeneshop";
Group = "domeneshop";
#DynamicUser = true; # maybe re-enable when sops-nix is in place?
ExecStart = "${prog}/bin/domeneshop-dyndns-updater.sh";
PrivateTmp = true;
};
};
systemd.timers.domeneshop-updater = let interval = "2h"; in {
description = "Update domene.shop every ${interval}";
wantedBy = [ "timers.target" ];
timerConfig = {
OnBootSec = "5m";
OnUnitInactiveSec = interval;
Unit = "domeneshop-updater.service";
};
};
users.users.domeneshop.isSystemUser = true;
users.users.group = "domeneshop";
users.groups.domeneshop = {};
};
}