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