// static
public static MinecraftConfiguration FromFile(string filename)
{
var config = new MinecraftConfiguration(filename);
var lines = File.ReadAllLines(filename);
for (int i = 0; i < lines.Length; ++i)
{
lines[i] = lines[i].Trim();
if (!lines[i].StartsWith("#") &&
lines[i].Length > 0)
{
var pos = lines[i].IndexOf('=');
if (pos != -1)
{
var key = lines[i].Substring(0, pos).Trim();
var value = lines[i].Substring(pos + 1).Trim();
if (key.Length > 0)
{
config._properties.Add(key, value);
}
}
}
}
//config._properties
return(config);
}
private void WorkerThread()
{
if (!File.Exists(_package.Filename))
{
_logger.Write(
LogType.Error,
$"Failed to start instance. Physical package file '{_package.Name}' ('{_package.Filename}') not found.");
Exception = new FileNotFoundException("The package file does not exist.", _package.Filename);
SetStatus(InstanceStatus.Error);
return;
}
SetStatus(InstanceStatus.Starting);
var instanceDirectory = Path.Combine(Environment.CurrentDirectory, "instances", _id);
Directory.CreateDirectory(instanceDirectory);
// extract instance into a new folder and so forth
try
{
using (var stream = File.Open(_package.Filename, FileMode.Open, FileAccess.Read, FileShare.Read))
using (var archive = new ZipArchive(stream))
{
archive.ExtractToDirectory(instanceDirectory);
}
}
catch (Exception ex)
{
Directory.Delete(instanceDirectory);
_logger.Write(
LogType.Error,
$"Failed to start instance. Exception extracting package '{_package.Name}' ('{_package.Filename}') => ({ex.GetType().Name}) {ex.Message}");
Exception = ex;
SetStatus(InstanceStatus.Error);
return;
}
// always set the eula to true regardless of the package
File.WriteAllText(Path.Combine(instanceDirectory, "eula.txt"), "eula=true\r\n");
// Configure the instance based on given settings
var minecraftConfig = MinecraftConfiguration.FromFile(Path.Combine(instanceDirectory, "server.properties"));
minecraftConfig.SetValue("snooper-enabled", "false"); // don't send snoop data to snoop.minecraft.net
foreach (var extraConfiguration in Configuration.ExtraConfigurationValues)
{
minecraftConfig.SetValue(extraConfiguration.Key, extraConfiguration.Value);
}
minecraftConfig.SetValue("motd", Configuration.Motd);
minecraftConfig.SetValue("enable-command-block", Configuration.EnableCommandBlocks);
minecraftConfig.SetValue("max-players", Configuration.MaxPlayers);
minecraftConfig.SetValue("announce-player-achievements", Configuration.AnnouncePlayerAchievements);
// network
minecraftConfig.SetValue("server-ip", _bindingInterface.IP != "0.0.0.0" ? _bindingInterface.IP : "");
minecraftConfig.SetValue("server-port", _bindingInterface.Port);
minecraftConfig.Save();
try
{
// start process
var psi = new ProcessStartInfo(
Configuration.JavaExecutable,
$"-Xmx{Configuration.JavaMaximumMemoryMegabytes}M -Xms{Configuration.JavaInitialMemoryMegabytes}M -jar \"{Configuration.MinecraftJarFilename}\" nogui");
psi.UseShellExecute = false;
psi.RedirectStandardInput = true;
psi.RedirectStandardOutput = true;
psi.CreateNoWindow = true;
psi.WorkingDirectory = instanceDirectory;
Process process;
try
{
process = Process.Start(psi);
if (process == null)
{
throw new Exception("Process.Start returned null");
}
}
catch (Exception ex)
{
_logger.Write(LogType.Error, $"Exception in starting process: ({ex.GetType().Name}) {ex.Message}");
_logger.Write(LogType.Error, $"- Filename: {psi.FileName}");
_logger.Write(LogType.Error, $"- Arguments: {psi.Arguments}");
_logger.Write(LogType.Error, $"- Directory: {psi.WorkingDirectory}");
Exception = ex;
SetStatus(InstanceStatus.Error);
return;
}
_logger.Write(LogType.Notice, $"Started instance {_id}");
var timeMatch = new Regex(@"^\s*\[\d+:\d+(:\d+)?\]\s*");
var prefixMatch = new Regex(@"^\s*\[.*?\]:\s*"); // [Server thread/INFO]: etc..
using (process)
{
DateTime?stopTime = null;
process.OutputDataReceived += (sender, e) =>
{
if (e.Data != null)
{
string msg;
var match = timeMatch.Match(e.Data);
if (match.Success)
{
msg = e.Data.Substring(match.Index + match.Length);
}
else
{
msg = e.Data;
}
if ((match = prefixMatch.Match(msg)).Success)
{
msg = msg.Substring(match.Index + match.Length);
}
InstanceLogManager.AddLog(_id, msg);
_logger.Write(LogType.Normal, "[MC] " + msg);
foreach (var listener in _instanceManager._instanceEventListeners)
{
listener.OnInstanceLog(_id, DateTime.UtcNow, msg);
}
if (msg.StartsWith("Done ("))
{
SetStatus(InstanceStatus.Running);
}
}
};
process.BeginOutputReadLine();
// set process?
bool sentShutdown = false;
var waitEvents = new WaitHandle[] { _executeCommandEvent, _shutdownEvent, _terminateEvent };
while (!process.HasExited)
{
if (!sentShutdown &&
stopTime.HasValue &&
DateTime.UtcNow >= stopTime)
{
sentShutdown = true;
_logger.Write(LogType.Warning, "Sending stop command ...");
process.StandardInput.WriteLine("stop");
SetStatus(InstanceStatus.Stopping);
}
int n = WaitHandle.WaitAny(waitEvents, 100); // WaitHandle.WaitTimeout on timeout ...
if (n == 0) //_executeCommandEvent.WaitOne(100))
{
LinkedList <string> commands;
lock (_commandLock)
{
commands = _commandQueue;
_commandQueue = new LinkedList <string>();
}
foreach (var command in commands)
{
process.StandardInput.WriteLine(command);
}
}
else if (n == 1) // gracefully shutdown
{
if (!stopTime.HasValue)
{
stopTime = DateTime.UtcNow.AddSeconds(1);
}
}
else if (n == 2) // terminate process
{
// terminate
_logger.Write(LogType.Warning, $"Instance {_id} forcefully killed.");
process.Kill();
}
}
process.CancelOutputRead();
}
_logger.Write(LogType.Notice, $"Instance {_id} stopped");
SetStatus(InstanceStatus.Stopped);
}
catch (Exception ex)
{
_logger.Write(LogType.Error, $"Instance loop exception detected: ({ex.GetType().Name}) {ex.Message}");
Exception = ex;
SetStatus(InstanceStatus.Error);
}
InstanceLogManager.Remove(_id);
// delete instance
while (true)
{
try
{
Directory.Delete(instanceDirectory, true);
break;
}
catch
{
Thread.Sleep(500);
}
}
}
