···
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{ lib, config, pkgs, ... } @ args:
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isEnabled = config.modules.games.enable && config.modules.games.palworld.enable;
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baseCfg = config.modules.games;
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cfg = config.modules.games.palworld;
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name = "palworld-server";
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scripts = (import ./lib/scripts.nix) args;
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generateSettings = name: value: let
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(optName: optVal: let
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optType = builtins.typeOf optVal;
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if optType == "string"
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then "\"${optVal}\""
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else if optType == "bool"
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else toString optVal;
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in "${optName}=${encodedVal}")
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builtins.toFile name ''
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[/Script/Pal.PalGameWorldSettings]
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OptionSettings=(${concatStringsSep "," optionSettings})
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ServerName = "Unnamed Server";
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AllowConnectPlatform = "Steam";
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CoopPlayerMaxNum = cfg.maxPlayers;
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bIsUseBackupSaveData = true;
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RCONEnabled = false;
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RESTAPIEnabled = false;
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Paths=../../../Engine/Content
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Paths=%GAMEDIR%Content
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Paths=../../../Engine/Plugins/2D/Paper2D/Content
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Paths=../../../Engine/Plugins/Animation/ControlRigSpline/Content
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Paths=../../../Engine/Plugins/Animation/ControlRig/Content
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Paths=../../../Engine/Plugins/Animation/IKRig/Content
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Paths=../../../Engine/Plugins/Animation/MotionWarping/Content
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Paths=../../../Engine/Plugins/Bridge/Content
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Paths=../../../Engine/Plugins/Compositing/Composure/Content
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Paths=../../../Engine/Plugins/Compositing/OpenColorIO/Content
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Paths=../../../Engine/Plugins/Developer/AnimationSharing/Content
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Paths=../../../Engine/Plugins/Developer/Concert/ConcertSync/ConcertSyncClient/Content
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Paths=../../../Engine/Plugins/Editor/BlueprintHeaderView/Content
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Paths=../../../Engine/Plugins/Editor/GeometryMode/Content
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Paths=../../../Engine/Plugins/Editor/ModelingToolsEditorMode/Content
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Paths=../../../Engine/Plugins/Editor/ObjectMixer/LightMixer/Content
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Paths=../../../Engine/Plugins/Editor/ObjectMixer/ObjectMixer/Content
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Paths=../../../Engine/Plugins/Editor/SpeedTreeImporter/Content
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Paths=../../../Engine/Plugins/Enterprise/DatasmithContent/Content
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Paths=../../../Engine/Plugins/Enterprise/GLTFExporter/Content
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Paths=../../../Engine/Plugins/Experimental/ChaosCaching/Content
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Paths=../../../Engine/Plugins/Experimental/ChaosClothEditor/Content
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Paths=../../../Engine/Plugins/Experimental/ChaosNiagara/Content
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Paths=../../../Engine/Plugins/Experimental/ChaosSolverPlugin/Content
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Paths=../../../Engine/Plugins/Experimental/CommonUI/Content
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Paths=../../../Engine/Plugins/Experimental/Dataflow/Content
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Paths=../../../Engine/Plugins/Experimental/FullBodyIK/Content
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Paths=../../../Engine/Plugins/Experimental/GeometryCollectionPlugin/Content
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Paths=../../../Engine/Plugins/Experimental/GeometryFlow/Content
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Paths=../../../Engine/Plugins/Experimental/ImpostorBaker/Content
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Paths=../../../Engine/Plugins/Experimental/Landmass/Content
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Paths=../../../Engine/Plugins/Experimental/MeshLODToolset/Content
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Paths=../../../Engine/Plugins/Experimental/PythonScriptPlugin/Content
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Paths=../../../Engine/Plugins/Experimental/StaticMeshEditorModeling/Content
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Paths=../../../Engine/Plugins/Experimental/UVEditor/Content
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Paths=../../../Engine/Plugins/Experimental/Volumetrics/Content
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Paths=../../../Engine/Plugins/Experimental/Water/Content
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Paths=../../../Engine/Plugins/FX/Niagara/Content
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Paths=../../../Engine/Plugins/JsonBlueprintUtilities/Content
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Paths=../../../Engine/Plugins/Media/MediaCompositing/Content
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Paths=../../../Engine/Plugins/Media/MediaPlate/Content
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Paths=../../../Engine/Plugins/MovieScene/SequencerScripting/Content
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Paths=../../../Engine/Plugins/PivotTool/Content
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Paths=../../../Engine/Plugins/PlacementTools/Content
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Paths=../../../Engine/Plugins/Runtime/AudioSynesthesia/Content
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Paths=../../../Engine/Plugins/Runtime/AudioWidgets/Content
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Paths=../../../Engine/Plugins/Runtime/GeometryProcessing/Content
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Paths=../../../Engine/Plugins/Runtime/Metasound/Content
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Paths=../../../Engine/Plugins/Runtime/ResonanceAudio/Content
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Paths=../../../Engine/Plugins/Runtime/SunPosition/Content
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Paths=../../../Engine/Plugins/Runtime/Synthesis/Content
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Paths=../../../Engine/Plugins/Runtime/WaveTable/Content
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Paths=../../../Engine/Plugins/Runtime/WebBrowserWidget/Content
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Paths=../../../Engine/Plugins/SkyCreatorPlugin/Content
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Paths=../../../Engine/Plugins/VirtualProduction/CameraCalibrationCore/Content
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Paths=../../../Engine/Plugins/VirtualProduction/LiveLinkCamera/Content
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Paths=../../../Engine/Plugins/VirtualProduction/Takes/Content
102
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Paths=../../../Engine/Plugins/Web/HttpBlueprint/Content
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Paths=../../../Pal/Plugins/DLSS/Content
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Paths=../../../Pal/Plugins/EffectsChecker/Content
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Paths=../../../Pal/Plugins/HoudiniEngine/Content
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Paths=../../../Pal/Plugins/PPSkyCreatorPlugin/Content
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Paths=../../../Pal/Plugins/PocketpairUser/Content
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Paths=../../../Pal/Plugins/SpreadSheetToCsv/Content
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Paths=../../../Pal/Plugins/Wwise/Content
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[/script/onlinesubsystemutils.ipnetdriver]
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LanServerMaxTickRate=60
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NetServerMaxTickRate=60
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[/script/engine.player]
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ConfiguredInternetSpeed=104857600
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ConfiguredLanSpeed=104857600
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[/script/socketsubsystemepic.epicnetdriver]
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MaxClientRate=104857600
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MaxInternetClientRate=104857600
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[/script/engine.engine]
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bSmoothFrameRate=true
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SmoothedFrameRateRange=(LowerBound=(Type=Inclusive,Value=30.000000),UpperBound=(Type=Exclusive,Value=60.000000))
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bUseFixedFrameRate=false
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MinDesiredFrameRate=30
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NetClientTicksPerSecond=60
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options.modules.games.palworld = {
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enable = mkOption {
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description = "Whether to enable Palworld Dedicated Server.";
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package = mkOption {
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type = types.package;
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default = pkgs.palworld-server;
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public = mkOption {
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description = "Whether to enable Community Server mode";
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autostart = mkOption {
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datadir = mkOption {
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default = "${baseCfg.datadir}/palworld";
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type = types.nullOr types.str;
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default = "0.0.0.0";
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threads = mkOption {
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maxPlayers = mkOption {
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settings = mkOption {
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type = types.attrs;
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config = mkIf isEnabled {
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modules.router.nftables.capturePorts = [ cfg.port ];
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networking.firewall.allowedUDPPorts = [ cfg.port ];
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systemd.tmpfiles.rules = [
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"d ${cfg.datadir} 0755 ${baseCfg.user} ${baseCfg.group} - -"
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systemd.services."${name}" = let
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Pal = "${cfg.package}/Pal";
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Engine = "${cfg.package}/Engine";
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settings = baseSettings // cfg.settings;
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"Pal/Binaries/Linux/steamclient.so" = "${pkgs.steamworks-sdk-redist}/lib/steamclient.so";
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"Pal/Saved/Config/LinuxServer/PalWorldSettings.ini" = generateSettings "PalWorldSettings.ini" settings;
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"Pal/Saved/Config/LinuxServer/Engine.ini" = builtins.toFile "Engine.ini" engineSettings;
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"-port=${toString cfg.port}"
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"-NoAsyncLoadingThread"
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"-UseMultithreadForDS"
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"-players=${toString cfg.maxPlayers}"
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"-NumberOfWorkerThreadsServer=${toString cfg.threads}"
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++ optionals (cfg.ip != null) [ "-publicip=${cfg.ip}" ]
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++ optionals cfg.public [ "-publiclobby" ];
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bin = getExe (pkgs.mkSteamWrapper "${cfg.datadir}/Pal/Binaries/Linux/PalServer-Linux-Shipping");
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in "${bin} ${concatStringsSep " " args}";
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wantedBy = mkIf cfg.autostart [ "multi-user.target" ];
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after = [ "network.target" ];
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path = with pkgs; [ xdg-user-dirs util-linux ];
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${scripts.mkDirs name dirs}
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${scripts.mkFiles name files}
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Restart = "on-failure";
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User = "${baseCfg.user}";
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Group = "${baseCfg.group}";
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WorkingDirectory = "${cfg.datadir}";
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CPUQuota = "${toString ((cfg.threads + 1) * 100)}%";
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PrivateDevices = true;
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PrivateUsers = true;
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ProtectClock = true;
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ProtectProc = "noaccess";
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ProtectKernelLogs = true;
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ProtectKernelModules = true;
250
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ProtectKernelTunables = true;
251
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RestrictRealtime = true;
252
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LockPersonality = true;
254
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# Palworld needs namespaces and system calls
255
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RestrictNamespaces = false;
256
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SystemCallFilter = [];
kitten.sh