protected override void OnOpen()
{
var protocols = Context.SecWebSocketProtocols;
foreach (var item in protocols)
{
if (item == "dev")
{
this.Encoder = CoflnetJsonEncoder.Instance;
Send("runing on dev, Format");
Send(MessagePackSerializer.SerializeToJson(
new CoflnetJsonEncoder.DevCommandData(ServerCommandData.SerializeServerCommandData
(new KeyValuePair <string, string>("exampleKey", "This is an example of a valid command"),
"setValue",
this.Encoder))));
// CommandData.SerializeCommandData("hi", "setValue")))));
}
}
if (this.Encoder == null)
{
this.Encoder = CoflnetEncoder.Instance;
}
System.Timers.Timer timer = new System.Timers.Timer();
timer.AutoReset = true;
timer.Elapsed += t_Elapsed;
timer.Start();
}
private bool VerifyVersionData(ServerCommandData data)
{
CoreLog.Log(CoreLogLevel.Debug, $"Received {data.Command} while waiting for server announcement.");
if (data.Command == ServerCommand.Announce)
{
var protocolVersion = ValueConverter.ToUInt32(data.Data, 0);
var pluginVersion = ValueConverter.ToVersion(data.Data, 4);
if (protocolVersion != CoreVersion.ProtocolVersion)
{
var updatee = protocolVersion > CoreVersion.ProtocolVersion ? "game mode" : "server";
CoreLog.Log(CoreLogLevel.Error,
$"Protocol version mismatch! The server is running protocol {protocolVersion} but the game mode is running {CoreVersion.ProtocolVersion}");
CoreLog.Log(CoreLogLevel.Error, $"Please update your {updatee}.");
return(false);
}
CoreLog.Log(CoreLogLevel.Info, $"Connected to version {pluginVersion.ToString(3)} via protocol {protocolVersion}");
ServerPath = ValueConverter.ToString(data.Data, 8, Encoding.ASCII);
return(true);
}
CoreLog.Log(CoreLogLevel.Error, $"Received command {data.Command.ToString().ToLower()} instead of announce.");
return(false);
}
public bool Process(ServerCommandData command, bool force)
{
if (_condition != command.Command && !force)
{
return(false);
}
_result = command;
_semaphore.Release();
return(true);
}
/// <summary>
/// Save the specified data. Will drop the data if the receiver and sender are the same.
/// </summary>
/// <param name="commandData">Data to save.</param>
public override void SaveMessage(CommandData commandData)
{
// messages to oneself won't be saved
if (commandData.SenderId == commandData.Recipient)
{
return;
}
var serverData = commandData as ServerCommandData;
if (serverData == null)
{
serverData = new ServerCommandData(commandData);
}
FileController.AppendLineAs <ServerCommandData>(PathToSource(commandData.Recipient), serverData);
}
public ServerCommandData Wait()
{
_semaphore.Wait();
var result = _result;
_result = default(ServerCommandData);
// If we're not waiting for this command, don't recycle this handle.
if (result.Command == _condition)
{
_owner.Recycle(this);
}
return(result);
}
protected override void OnMessage(MessageEventArgs e)
{
// try to parse and execute the command sent
try
{
ServerCommandData commandData = Encoder.Deserialize(e);
// if connection information is needed
commandData.Connection = this;
if (commandData.Recipient.ServerId == 0)
{
throw new CoflnetException("unknown_server", "this server is unknown (There is no server with the id 0)");
}
// prevent id spoofing
if (commandData.SenderId != new EntityId() && !AuthenticatedIds.Contains(commandData.SenderId))
{
throw new NotAuthenticatedAsException(commandData.SenderId);
}
EntityManager.Instance.ExecuteForReference(commandData);
// var controllerForObject = ReferenceManager.Instance.GetResource(commandData.rId)
// .GetCommandController();
// controllerForObject.ExecuteCommand(commandData);
}
catch (CoflnetException ex)
{
Encoder.Send(new CoflnetExceptionTransmit(ex), this);
Track.instance.Error(ex.Message, e.Data, ex.StackTrace);
}
/*
* catch (Exception ex)
* {
* Track.instance.Error(ex.Message, e.Data, ex.StackTrace);
* }*/
//Logger.Log(ID);
//Logger.Log("Got some data :)");
}
public void Release(ServerCommandData command)
{
// Find wait handle waiting for this command.
lock (_waitHandles)
{
// Process the command in REVERSE order (stack) because of natives calling callbacks
// calling natives calling callbacks... The deepest native should first receive a response.
// When forcing an unhandled command down some wait handle (next while loop), the order does
// not matter.
var current = _waitHandles.Last;
while (current != null)
{
if (current.Value.Process(command, false))
{
_waitHandles.Remove(current);
return;
}
current = current.Previous;
}
// Force it down some wait handle... Can't let asyncQueue handle it because at this point
// the main thread might be waiting for the response of a native, while the server might be
// waiting for the response to a callback invoked by the native. Deadlocks, yay! If no wait
// handles are available, the async queue should be able to handle this because the main thread
// is likely idle.
current = _waitHandles.First;
while (current != null)
{
if (current.Value.Process(command, true))
{
return;
}
current = current.Next;
}
}
// If no wait handles are able to process this command, put it on the queue for when the main thread
// is idle.
_asyncQueue.Enqueue(command);
_semaphore.Release();
}
private void ProcessCommand(ServerCommandData data)
{
switch (data.Command)
{
case ServerCommand.Nop:
break;
case ServerCommand.Tick:
// The server expects at least a message every 5 seconds or else the debug pause
// detector kicks in. Send one at least every 3 to be safe.
if (DateTime.UtcNow - _lastSend > TimeSpan.FromSeconds(3))
{
Send(ServerCommand.Alive, null);
}
if (!_canTick)
{
break;
}
try
{
_gameModeProvider.Tick();
}
catch (Exception e)
{
OnUnhandledException(new UnhandledExceptionEventArgs("Tick", e));
}
break;
case ServerCommand.Pong:
if (_pongs.Count == 0)
{
CoreLog.Log(CoreLogLevel.Error, "Received a random pong");
CoreLog.Log(CoreLogLevel.Debug, Environment.StackTrace);
}
else
{
_pongs.Dequeue().Pong();
}
break;
case ServerCommand.Announce:
CoreLog.Log(CoreLogLevel.Error, "Received a random server announcement");
CoreLog.Log(CoreLogLevel.Debug, Environment.StackTrace);
break;
case ServerCommand.PublicCall:
var name = ValueConverter.ToString(data.Data, 0, Encoding);
var isInit = name == "OnGameModeInit";
if (CoreLog.DoesLog(CoreLogLevel.Verbose))
{
CoreLog.LogVerbose("Incoming public call: {0}", name);
}
if ((_startBehaviour == GameModeStartBehaviour.Gmx || _startBehaviour == GameModeStartBehaviour.FakeGmx) && !_initReceived &&
!isInit)
{
CoreLog.Log(CoreLogLevel.Debug, $"Skipping callback {name} because OnGameModeInit has not yet been called");
Send(ServerCommand.Response, AZero);
break;
}
var isFirstInit = isInit && !_initReceived;
if (isFirstInit)
{
_initReceived = true;
}
if (_callbacks.TryGetValue(name, out var callback))
{
int?result = null;
try
{
result = callback.Invoke(data.Data, name.Length + 1);
CoreLog.LogVerbose("Public call response for {0}: {1}", name, result);
}
catch (Exception e)
{
OnUnhandledException(new UnhandledExceptionEventArgs(name, e));
}
Send(ServerCommand.Response,
result != null
? AOne.Concat(ValueConverter.GetBytes(result.Value))
: AZero);
}
else
{
CoreLog.Log(CoreLogLevel.Error, "Received unknown callback " + name);
CoreLog.Log(CoreLogLevel.Debug, Environment.StackTrace);
}
if (isFirstInit)
{
if (_startBehaviour == GameModeStartBehaviour.FakeGmx)
{
FakeGmxRotate();
}
_canTick = true;
}
else if (_initReceived && name == "OnGameModeExit")
{
CoreLog.Log(CoreLogLevel.Info, "OnGameModeExit received, sending reconnect signal...");
Send(ServerCommand.Reconnect, null);
// Give the server time to receive the reconnect signal.
Thread.Sleep(100);
CleanUp();
}
break;
default:
CoreLog.Log(CoreLogLevel.Error, $"Unknown command {data.Command} received with {data.Data?.Length.ToString() ?? "NULL"} data");
CoreLog.Log(CoreLogLevel.Debug, Environment.StackTrace);
break;
}
}
private void ProcessCommand(ServerCommandData data)
{
switch (data.Command)
{
case ServerCommand.Tick:
if (!_canTick)
{
break;
}
_gameModeProvider.Tick();
// The server expects at least a message every 5 seconds or else the debug pause
// detector kicks in. Send one at least every 3 to be safe.
if (DateTime.UtcNow - _lastSend > TimeSpan.FromSeconds(3))
{
Send(ServerCommand.Alive, null);
}
break;
case ServerCommand.Pong:
if (_pongs.Count == 0)
{
CoreLog.Log(CoreLogLevel.Error, "Received a random pong");
CoreLog.Log(CoreLogLevel.Debug, Environment.StackTrace);
}
else
{
_pongs.Dequeue().Pong();
}
break;
case ServerCommand.Announce:
CoreLog.Log(CoreLogLevel.Error, "Received a random server announcement");
CoreLog.Log(CoreLogLevel.Debug, Environment.StackTrace);
break;
case ServerCommand.PublicCall:
var name = ValueConverter.ToString(data.Data, 0, Encoding);
var isInit = name == "OnGameModeInit";
if (CoreLog.DoesLog(CoreLogLevel.Verbose))
{
CoreLog.LogVerbose("Incoming public call: {0}", name);
}
if ((_startBehaviour == GameModeStartBehaviour.Gmx || _startBehaviour == GameModeStartBehaviour.FakeGmx) && !_initReceived &&
!isInit)
{
CoreLog.Log(CoreLogLevel.Debug, $"Skipping callback {name} because OnGameModeInit has not yet been called");
Send(ServerCommand.Response, AZero);
break;
}
var isFirstInit = isInit && !_initReceived;
if (isFirstInit)
{
_initReceived = true;
}
if (_callbacks.TryGetValue(name, out var callback))
{
int?result = null;
try
{
result = callback.Invoke(data.Data, name.Length + 1);
CoreLog.LogVerbose("Public call response for {0}: {1}", name, result);
}
catch (Exception e)
{
OnUnhandledException(new UnhandledExceptionEventArgs(e));
}
Send(ServerCommand.Response,
result != null
? AOne.Concat(ValueConverter.GetBytes(result.Value))
: AZero);
}
else
{
CoreLog.Log(CoreLogLevel.Error, "Received unknown callback " + name);
CoreLog.Log(CoreLogLevel.Debug, Environment.StackTrace);
}
if (isFirstInit)
{
if (_startBehaviour == GameModeStartBehaviour.FakeGmx)
{
_callbacks.TryGetValue("OnIncomingConnection", out var onIncomingConnection);
_callbacks.TryGetValue("OnPlayerConnect", out var onPlayerConnect);
_callbacks.TryGetValue("OnPlayerRequestClass", out var onPlayerRequestClass);
var natIsPlayerConnected = NativeLoader.Load("IsPlayerConnected", new[]
{
NativeParameterInfo.ForType(typeof(int))
});
var natGetPlayerPoolSize = NativeLoader.Load("GetPlayerPoolSize", new NativeParameterInfo[0]);
var natForceClassSelection =
NativeLoader.Load("ForceClassSelection", new[]
{
NativeParameterInfo.ForType(typeof(int))
});
var natTogglePlayerSpectating = NativeLoader.Load("TogglePlayerSpectating",
new[]
{
NativeParameterInfo.ForType(typeof(int)),
NativeParameterInfo.ForType(typeof(int))
});
var natGetPlayerIp = NativeLoader.Load("GetPlayerIp",
new[]
{
NativeParameterInfo.ForType(typeof(int)),
new NativeParameterInfo(NativeParameterType.StringReference, 2),
NativeParameterInfo.ForType(typeof(int)),
});
var poolSize = natGetPlayerPoolSize.Invoke();
for (var i = 0; i <= poolSize; i++)
{
var isConnected = natIsPlayerConnected.Invoke(i);
if (isConnected == 0)
{
continue;
}
var args = new object[] { i, null, 16 };
natGetPlayerIp.Invoke(args);
if (args[1] is string ip)
{
onIncomingConnection?.Invoke(
ValueConverter.GetBytes(i)
.Concat(ValueConverter.GetBytes(ip, Encoding.ASCII))
.Concat(ValueConverter.GetBytes(9999999))
.ToArray(), 0);
}
onPlayerConnect?.Invoke(ValueConverter.GetBytes(i), 0);
natForceClassSelection.Invoke(i);
natTogglePlayerSpectating.Invoke(i, 1);
natTogglePlayerSpectating.Invoke(i, 0);
onPlayerRequestClass?.Invoke(
ValueConverter.GetBytes(i)
.Concat(ValueConverter.GetBytes(0))
.ToArray(), 0);
}
}
_canTick = true;
}
else if (_initReceived && name == "OnGameModeExit")
{
CoreLog.Log(CoreLogLevel.Info, "OnGameModeExit received, sending reconnect signal...");
Send(ServerCommand.Reconnect, null);
// Give the server time to receive the reconnect signal.
// TODO: This is an ugly freeze/comms-deadlock fix.
Thread.Sleep(100);
CleanUp();
}
break;
default:
CoreLog.Log(CoreLogLevel.Error, $"Unknown command {data.Command} recieved with {data.Data?.Length.ToString() ?? "NULL"} data");
CoreLog.Log(CoreLogLevel.Debug, Environment.StackTrace);
break;
}
}
public void Release(ServerCommandData command)
{
_asyncQueue.Enqueue(command);
_semaphore.Release();
}
