test.nix

 {lib, pkgs, config, packages, ... }:
with lib;                      
let
  cfg = config.services.dzServer;
  wine = pkgs.wine.override { wineBuild = "wine64";wineRelease = "staging";  };
  dzServerConfig = pkgs.writeText "dzServer.cfg" ''
    hostname = "MisterOutofTimes Deathmatch";         // Server name
password = "";         // Password for connection to the server
passwordAdmin = "admin";         // Password to become server admin  
 
 
maxPlayers = 127;         // Maximum amount of players
motd[]= {"MisterOutofTime"};
motdInterval = 5;
verifySignatures = 0;         // Verifies .pbos against .bisign files. (use only 2)
forceSameBuild = 1;         // Server will allow connection only to clients with same exe revision as server when active (value 0-1)
disablePublisherBanKick = true;
disableVAC = true;
logAI=1;
logAverageFps = 1;          // Logs the average server FPS (value in seconds), needs to have -dologs launch parameter active
logMemory = 1;              // Logs the server memory usage (value in seconds), needs to have the -dologs launch parameter active
logPlayers = 1;  
disableVoN = 0;         // Enable/disable voice over network (value 0-1)
vonCodecQuality = 7;    // Voice over network codec quality (values 0-30)

 
disable3rdPerson=0;         //turn on/off 3rd person view for players on the particular server instance (value 0-1)
disableCrosshair=0;         //turn on/off cross-hair on the particular server instance (value 0-1)
 
 
serverTime="2018/4/8/12/00";         // Server Start Time         // Initial ingame time of server. "SystemTime" means local time of machine. Another possibility is to set the time to some value in "YYYY/MM/DD/HH/MM" format, f.e. "2015/4/8/17/23" .
serverTimeAcceleration=24;         // Accelerated Time (value 0-24)        // This is a time multiplier for in-game time. In this case time would move 24 times faster than normal, an entire day would pass in one hour.
serverTimePersistent=0;         // Persistent Time (value 0-1)        // Actual server time is saved to storage, so when active, next server start will use saved time value.
 
battleEye = 0;
guaranteedUpdates=1;         // Communication protocol used with game server (use only number 1) 
 
 
loginQueueConcurrentPlayers=5;         // Number of players concurrently processed during login process. Should prevent massive performance drop during connection when a lot of people are connecting in the same time.   
loginQueueMaxPlayers=500;         // Maximum number of players that can wait in login queue
steamPort = ${toString((toInt cfg.port) +2)};
steamQueryPort = ${toString((toInt cfg.port) +1)}; 
 
 
instanceId = 32;         // DayZ server instance id to identify number of instances per box and their storage folders with persistence files
lootHistory = 1;         // how many persistence history files should been kept by instance, number is looped over during save
storeHouseStateDisabled = false;          // Disable houses/doors persistence (value true/false), usable in case of problems with persistence
storageAutoFix = 1;         // Checks if persistence files are corrupted and replaces corrupted ones with empty ones (value 0-1)
enableDebugMonitor=1;
respawnTime = 1;   
onLoadMission= "start";
onLoadMissionTime="test";
onLoadIntro="creash";
onLoadIntroTime="log.txt";
enableItemsDropping=0;
statisticsEnabled=1;
demo=1;
class Missions
{
    class DayZ
    {
        template="${cfg.missionName}";        //used mission         //first part is mission name, second part is used map
    };
};

  '';
  
in {
  options.services.dzServer = {
    enable = mkEnableOption "dzServer service";

     varPath = mkOption {
        default = "/home/dayz/dzServer";
        type = types.string;
        description = ''Path of read/write files needed for operation and configuration.'';
      };
      port = mkOption {
        default = "2302";
        type = types.string;
        description = ''TCP port number for dzServer to bind to.'';
      };
     profilePath = mkOption {
        default = "profile";
        type = types.string;
        description = ''Path of log files needed for operation and configuration.'';
      };
      steamUsername = mkOption {
        default = "";
        type = types.string;
        description = ''Path of log files needed for operation and configuration.'';
      };
      steamPassword = mkOption {
        default = "";
        type = types.string;
        description = ''Path of log files needed for operation and configuration.'';
      };
      missionName = mkOption {
        default = "mine.chernarusplus";
        type = types.string;
        description = ''Path of log files needed for operation and configuration.'';
      };
       missionGit = mkOption {
        default = "https://github.com/gallexme/samission.git";
        type = types.string;
        description = ''Path of log files needed for operation and configuration.'';
      };
     
  };
  
  config = lib.mkIf cfg.enable (
    mkMerge [{
     systemd.services.dzServerInit = {
        description = "DayzServer  initial task";
        after = [ "network.target" ];
        serviceConfig = {
          Type = "oneshot";
          RemainAfterExit = false;
        };
        script = ''
            if ! test -e ${cfg.varPath}/$d; then
                ${pkgs.coreutils}/bin/mkdir  -m0700 --p {${cfg.varPath},${cfg.varPath}/${cfg.profilePath}}
                ${pkgs.steamcmd }/bin/steamcmd +@sSteamCmdForcePlatformType windows +login ${cfg.steamUsername} ${cfg.steamPassword} +force_install_dir ${cfg.varPath} +app_update 223350 validate +quit 
            fi
            if ! test -e ${cfg.varPath}/mpmissions/${cfg.missionName}$d; then
              ${pkgs.git}/bin/git clone ${cfg.missionGit} ${cfg.varPath}/mpmissions/${cfg.missionName}
            else
              pushd
              cd ${cfg.varPath}/mpmissions/${cfg.missionName}
              ${pkgs.git}/bin/git pull
              popd
            fi
            cp -rf ${dzServerConfig} ${cfg.varPath}/${cfg.profilePath}/dzServer.cfg
        '';
      };
    } {
    systemd.services.dzServer = {
     
      after = [ "dzServerInit.service" ];
      description = "DayZServer";
      restartIfChanged  = true;
      environment = {WINEARCH = "win64"; WINEPREFIX = "/root/.wine64"; };
       
      serviceConfig  = {        
          
          #ExecStart = "${pkgs.xvfb_run }/bin/xvfb-run --auto-servernum --server-args='-screen 0 640x480x24:32' ${wine}/bin/wine ${cfg.varPath}/DayZServer_x64.exe ${cfg.profilePath}/serverDZ.cfg -port=${cfg.port} -BEpath=battleye -profiles=${cfg.profilePath} -dologs -netlog -adminlog -enDebugPlayerPositions=1";
          ExecStart = "${pkgs.xvfb_run }/bin/xvfb-run --auto-servernum --server-args='-screen 0 640x480x24:32' ${wine}/bin/wine ${cfg.varPath}/DayZServer_x64.exe ${cfg.profilePath}/dzServer.cfg -port=${cfg.port} -BEpath=battleye -profiles=${cfg.profilePath} -dologs -netlog -adminlog -enDebugPlayerPositions=1";
          WorkingDirectory ="${cfg.varPath}";
          Restart = "always";
      };
    };
  }]);
  
}