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|
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.services.teeworlds;
register = cfg.register;
teeworldsConf = pkgs.writeText "teeworlds.cfg" ''
sv_port ${toString cfg.port}
sv_register ${if cfg.register then "1" else "0"}
${optionalString (cfg.name != null) "sv_name ${cfg.name}"}
${optionalString (cfg.motd != null) "sv_motd ${cfg.motd}"}
${optionalString (cfg.password != null) "password ${cfg.password}"}
${optionalString (cfg.rconPassword != null) "sv_rcon_password ${cfg.rconPassword}"}
${concatStringsSep "\n" cfg.extraOptions}
'';
in
{
options = {
services.teeworlds = {
enable = mkEnableOption "Teeworlds Server";
openPorts = mkOption {
type = types.bool;
default = false;
description = "Whether to open firewall ports for Teeworlds";
};
name = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Name of the server. Defaults to 'unnamed server'.
'';
};
register = mkOption {
type = types.bool;
example = true;
default = false;
description = ''
Whether the server registers as public server in the global server list. This is disabled by default because of privacy.
'';
};
motd = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Set the server message of the day text.
'';
};
password = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Password to connect to the server.
'';
};
rconPassword = mkOption {
type = types.nullOr types.str;
default = null;
description = ''
Password to access the remote console. If not set, a randomly generated one is displayed in the server log.
'';
};
port = mkOption {
type = types.int;
default = 8303;
description = ''
Port the server will listen on.
'';
};
extraOptions = mkOption {
type = types.listOf types.str;
default = [];
description = ''
Extra configuration lines for the <filename>teeworlds.cfg</filename>. See <link xlink:href="https://www.teeworlds.com/?page=docs&wiki=server_settings">Teeworlds Documentation</link>.
'';
example = [ "sv_map dm1" "sv_gametype dm" ];
};
};
};
config = mkIf cfg.enable {
networking.firewall = mkIf cfg.openPorts {
allowedUDPPorts = [ cfg.port ];
};
systemd.services.teeworlds = {
description = "Teeworlds Server";
wantedBy = [ "multi-user.target" ];
after = [ "network.target" ];
serviceConfig = {
DynamicUser = true;
ExecStart = "${pkgs.teeworlds}/bin/teeworlds_srv -f ${teeworldsConf}";
# Hardening
CapabilityBoundingSet = false;
PrivateDevices = true;
PrivateUsers = true;
ProtectHome = true;
ProtectKernelLogs = true;
ProtectKernelModules = true;
ProtectKernelTunables = true;
RestrictAddressFamilies = [ "AF_INET" "AF_INET6" ];
RestrictNamespaces = true;
SystemCallArchitectures = "native";
};
};
};
}
|