/// <summary>
/// send command to all the handlers.
/// </summary>
/// <param name="commandId"> the command required to be performed </param>
/// <param name="args"> the arguments for the command </param>
/// <param name="path"> the path related to the command </param>
public void sendCommand(CommandEnum commandId, string[] args, string path)
{
CommandRecievedEventArgs cmdEventArgs = new CommandRecievedEventArgs((int)commandId, args, path);
CommandRecieved?.Invoke(this, cmdEventArgs);
m_logging.Log(path + " - " + commandId, Logging.Modal.MessageTypeEnum.INFO);
}
/// <summary>
/// task that listenning to the server to get command .
/// </summary>
public void CommandFromServer()
{
string commandStr;
new Task(() =>
{
Console.WriteLine("listening to the server ");
while (!stop)
{
try
{
NetworkStream stream = tcpClient.GetStream();
BinaryReader reader = new BinaryReader(stream);
commandStr = reader.ReadString();
Console.WriteLine($"Recieve {commandStr} from Server");
CommandRecievedEventArgs responseObj = JsonConvert.DeserializeObject <CommandRecievedEventArgs>(commandStr);
CommandRecieved?.Invoke(this, responseObj);
}
catch (Exception e)
{
Console.WriteLine(e.Message);
}
}
}).Start();
}
public UdpListener()
{
OnCommandRecieved += (data) => { return; };
receiveThread = new Thread(new ThreadStart(ReceiveData));
receiveThread.IsBackground = true;
receiveThread.Start();
}
/// <summary>
/// When the server is closing, the function send event to all handler to be close.
/// </summary>
public void CloseServer()
{
CommandRecievedEventArgs comArgs = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, null, "*");
CommandRecieved?.Invoke(this, comArgs);
m_tcpServer.Close();
}
/// <summary>
/// OnClosedService.
/// The Event that will be activated upon the service closed. Invoke command recived event of
/// closing the directory handlers.
/// </summary>
public void OnClosedService()
{
CommandRecievedEventArgs commandRecievedEventArgs = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, null, "*");
CommandRecieved?.Invoke(this, commandRecievedEventArgs);
m_logging.Log("Server notify to close directory handler", Logging.Modal.MessageTypeEnum.INFO);
}
/// <summary>
/// This function is being called when a client wrote a new msg
/// It transfer the object into CommandMessage and execute the
/// right command
/// </summary>
/// <param name="sender"></param>
/// <param name="info"></param>
private void GetMessageFromUser(object sender, DataCommandArgs info)
{
var msg = CommandMessage.FromJson(info.Data);
if (msg == null)
{
_mLogging.Log("Can't convert " + info.Data + " to JSON", MessageTypeEnum.FAIL);
return;
}
_mLogging.Log("Got msg from user, Command ID: " + msg.CommandId, MessageTypeEnum.INFO);
bool result;
// close command
if (msg.CommandId == (int)CommandEnum.CloseCommand)
{
CommandRecieved?.Invoke(this, new CommandRecievedEventArgs((int)CommandEnum.CloseCommand,
null, msg.Args[0]));
// send the msg to all the clients
serverChannel.SendToAll(msg.ToJson());
}
else if (msg.CommandId == (int)CommandEnum.DeleteCommand)
{
DeleteImages(msg.Args);
}
else
{
string answer = _mController.ExecuteCommand(msg.CommandId, null, out result);
serverChannel.SendToAll(answer);
}
}
/// <summary>
/// The function removes the handler responsible to the
/// given path and updates all related sources
/// </summary>
/// <param name="path">The path of the handler we want to remove</param>
public bool RemoveHandler(string path)
{
if (string.IsNullOrWhiteSpace(path))
{
return(false);
}
string oldPaths = ConfigurationManager.AppSettings["Handler"];
if (oldPaths.Contains(path))
{
string newPaths = oldPaths.Replace(path, "");
newPaths = newPaths.Replace(";;", ";");
if (newPaths.EndsWith(";"))
{
newPaths = newPaths.Substring(0, newPaths.Length - 1);
}
Configuration config = ConfigurationManager.OpenExeConfiguration(Assembly.GetEntryAssembly().Location);
config.AppSettings.Settings["Handler"].Value = newPaths;
config.Save();
ConfigurationManager.RefreshSection("appSettings");
}
CommandRecieved?.Invoke(this, new CommandRecievedEventArgs((int)CommandEnum.RemoveHandler,
new string[] { "Recieved remove handler request for " + path },
path));
return(true);
}
/// <summary>
/// create handler to specific client - read from the client command, use the controller to
/// execute it and write to the client the answer.
/// </summary>
/// <param name="client">specific tcpClient to handle</param>
public void HandleClient(TcpClient client)
{
using (NetworkStream stream = client.GetStream())
using (BinaryReader reader = new BinaryReader(stream))
using (BinaryWriter writer = new BinaryWriter(stream))
{
while (true)
{
string newcommand = reader.ReadString();
CommandRecievedEventArgs command = JsonConvert.DeserializeObject <CommandRecievedEventArgs>(newcommand);
if (command.CommandID == (int)CommandStateEnum.CLOSE_HANDLER)
{
CommandRecieved?.Invoke(this, command);
imageController.ExecuteCommand((int)command.CommandID, command.Args, out bool result, out MessageTypeEnum type);
}
else
{
string msg = imageController.ExecuteCommand((int)command.CommandID, null, out bool result, out MessageTypeEnum type);
m.WaitOne();
writer.Write(msg);
m.ReleaseMutex();
}
}
}
}
public void Stop()
{
m_Logger.Log("Shutting down server..", MessageTypeEnum.INFO);
int commandID = 1;
string[] args = { };
CommandRecieved.Invoke(this, new CommandRecievedEventArgs(commandID, args, ""));
}
/// <summary>
/// Gets a path for a handler, closes that handler
/// </summary>
/// <param name="path"></param>
public void closeSpecificHandler(string path)
{
pathList.Remove(path);
CommandRecievedEventArgs cmdRecieved = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, null, path);
CommandRecieved?.Invoke(this, cmdRecieved);
m_logger.Log(DateTime.Now.ToString() + " Closing handler at path " + path, MessageTypeEnum.INFO);
}
/// <summary>
/// Closes the server.
/// </summary>
public void CloseServer()
{
ClientCommandEventArgs Args = new ClientCommandEventArgs(null,
new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, null, "*"));
CommandRecieved?.Invoke(this, Args);
com_server.ServerStop();
}
/// <summary>
/// Close the server.invoke the command of it closing.
/// </summary>
public void CloseServer()
{
string[] args = { };
CommandRecievedEventArgs e = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, args, "*");
CommandRecieved?.Invoke(this, e);
m_logging.Log("Server is Closing ", MessageTypeEnum.INFO);
}
private async Task Callback(object source, ActionEventArgs e)
{
if (Host.ShuttingDown)
{
return;
}
switch (e.ActionType)
{
case PluginActionType.SignalTerminate:
if (Terminated == null)
{
break;
}
await Terminated.Invoke(this, EventArgs.Empty);
break;
case PluginActionType.RegisterMethod:
if (!(e.Result is IAsyncRegistrar <ServerMessagedEventArgs>))
{
break;
}
Host.RegisterMethod((IAsyncRegistrar <ServerMessagedEventArgs>)e.Result);
break;
case PluginActionType.SendMessage:
if (!(e.Result is CommandEventArgs) ||
CommandRecieved == null)
{
break;
}
await CommandRecieved.Invoke(this, (CommandEventArgs)e.Result);
break;
case PluginActionType.Log:
if (!(e.Result is string))
{
break;
}
if (Log == null)
{
return;
}
await Log.Invoke(this, new BasicEventArgs((string)e.Result));
break;
default:
throw new ArgumentOutOfRangeException();
}
}
/// <summary>
/// Invoking the subscribers once the command was Recieved.
/// </summary>
public void sendCommand()
{
//We dont want to remove the handlers from the app config so we just close them
string[] args = { "*", "false" };
CommandRecievedEventArgs commandArgs = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, args, "");
//The invoke will run all the handlers on close server
CommandRecieved?.Invoke(this, commandArgs);
}
/// <summary>
/// This is a method for stopping the server.
/// </summary>
public void StopServer()
{
// Log the stoppage:
LoggingService.Log("Stopping & closing the server", MessageTypeEnum.INFO);
// Invoke close command:
var eventArgs = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, null, "");
CommandRecieved?.Invoke(this, eventArgs);
}
/// <summary>
/// closing all directory handlers
/// </summary>
private void CloseAllDirHandlers()
{
try
{
foreach (EventHandler <CommandRecievedEventArgs> handler in CommandRecieved.GetInvocationList())
{
handler(this, new CommandRecievedEventArgs((int)CommandEnum.CloseAllCommand, null, null));
CommandRecieved -= handler;
}
} catch (Exception)
{
}
}
/// <summary>
/// method to close the server by commanding the handlers to close first
/// </summary>
public void CloseServer()
{ // invoke close all directories CommandRecieved Event
CommandRecievedEventArgs args = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, null, "*");
CommandRecieved.Invoke(this, args);
// wait for all handlers to close
while ((CommandRecieved != null) && (CommandRecieved.GetInvocationList().Length > 0))
{
System.Threading.Thread.Sleep(1000);
}
// update logger
m_logging.Log("Server is Closed", MessageTypeEnum.INFO);
}
public void CloseServer()
{
CommandRecievedEventArgs commandRecEventArgs = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, null, null);
CommandRecieved?.Invoke(this, commandRecEventArgs);
try
{
listener.Stop();
}
catch (Exception e)
{
m_logging.Log(e.Message, MessageTypeEnum.FAIL);
}
}
public void RemoveHandler(string path)
{
string oldPaths = ConfigurationManager.AppSettings["Handler"];
if (oldPaths.Contains(path))
{
string newPaths = oldPaths.Replace(path, "");
newPaths = newPaths.Replace(";;", ";");
Configuration config = ConfigurationManager.OpenExeConfiguration(Assembly.GetEntryAssembly().Location);
config.AppSettings.Settings["Handler"].Value = newPaths;
config.Save();
}
CommandRecieved?.Invoke(this, new CommandRecievedEventArgs((int)CommandEnum.CloseCommand,
new string[] { "Recieved remove handler request for " + path },
path));
}
private void AuroraCommandsServerIPC()
{
PipeSecurity pipeSa = new PipeSecurity();
pipeSa.SetAccessRule(new PipeAccessRule(new SecurityIdentifier(WellKnownSidType.WorldSid, null),
PipeAccessRights.ReadWrite, System.Security.AccessControl.AccessControlType.Allow));
while (isRunning)
{
try
{
using (IPCCommandpipeStream = new NamedPipeServerStream(
"Aurora\\interface",
PipeDirection.In,
NamedPipeServerStream.MaxAllowedServerInstances,
PipeTransmissionMode.Message,
PipeOptions.None,
5 * 1024,
5 * 1024,
pipeSa,
HandleInheritability.None
))
{
Global.logger.LogLine(String.Format("[AuroraCommandsServerIPC] Pipe created {0}", IPCCommandpipeStream?.GetHashCode()));
IPCCommandpipeStream?.WaitForConnection();
Global.logger.LogLine("[AuroraCommandsServerIPC] Pipe connection established");
using (StreamReader sr = new StreamReader(IPCCommandpipeStream))
{
string temp;
while ((temp = sr.ReadLine()) != null)
{
Global.logger.LogLine("[AuroraCommandsServerIPC] Recieved command: " + temp);
string[] split = temp.Contains(':') ? temp.Split(':') : new[] { temp };
CommandRecieved.Invoke(split[0], split.Length > 1 ? split[1] : "");
}
}
}
Global.logger.LogLine("[AuroraCommandsServerIPC] Pipe connection lost");
}
catch (Exception exc)
{
Global.logger.LogLine("[AuroraCommandsServerIPC] Named Pipe Exception, " + exc, Logging_Level.Error);
}
}
}
private void DataReceviedServer(object sender, DataReceivedEventArgs e)
{
MessageCommand mc = MessageCommand.FromJSON(e.Message);
if (mc.CommandID == (int)CommandEnum.CloseCommand)
{
CommandRecievedEventArgs comArgs = new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, null, mc.CommandMsg);
CommandRecieved?.Invoke(this, comArgs);
}
else
{
string convert = m_controller.ExecuteCommand(mc.CommandID, null, out bool result);
mc.CommandMsg = convert;
ClientHandler ch = sender as ClientHandler;
ch.Send(mc.ToJSON());
}
}
/// <summary>
/// Reads the command from the client.
/// </summary>
/// <param socker="s"></param>
private void ReadCommand(Socket s)
{
while (IsConnected(s))
{
try
{
byte[] b = new byte[1000];
string send = "empty";
int k = s.Receive(b);
//m_logging.Log("Recieved...", Logging.Modal.MessageTypeEnum.INFO);
int i = (int)Char.GetNumericValue(Convert.ToChar(b[0]));
switch (i)
{
case 1:
send = m_controller.ExecuteCommand(i, null, out bool result);
break;
case 2:
send = m_controller.ExecuteCommand(i, null, out bool res);
break;
case 3: clients.Remove(s);
return;
case 5:
string handel = ByteToString(b, k);
IList <string> each = handel.Split(',').Reverse().ToList();
CommandRecieved?.Invoke("*", new CommandRecievedEventArgs(3, null, each[0]));
send = "2" + each[0];
SendCloseHandler(each[0], s);
break;
}
// m_logging.Log("sending " + send, Logging.Modal.MessageTypeEnum.INFO);
if (IsConnected(s))
{
Write(s, send);
}
}
catch (Exception e)
{
break;
}
}
}
public void CommandFromServer()
{
string commandStr;
new Task(() =>
{
while (!stop)
{
NetworkStream stream = tcpClient.GetStream();
BinaryReader reader = new BinaryReader(stream);
//BinaryWriter writer = new BinaryWriter(stream);
commandStr = reader.ReadString();
Console.WriteLine($"Recieve {commandStr} from Server");
//string jStr = JsonConvert.SerializeObject(e);
//writer.Write(jStr);
CommandRecievedEventArgs responseObj = JsonConvert.DeserializeObject <CommandRecievedEventArgs>(commandStr);
CommandRecieved?.Invoke(this, responseObj);
}
}).Start();
}
/// <summary>
/// reading messages from client and sending them so service
/// </summary>
/// <param name="client"> sendind the message </param>
public void HandleClient(TcpClient client)
{
new Task(() =>
{
using (NetworkStream stream = client.GetStream())
using (BinaryReader reader = new BinaryReader(stream))
{
while (true)
{
if (client.Connected)
{
string messageInString = reader.ReadString();//reading string message
CommandMessage message = JsonConvert.DeserializeObject <CommandMessage>(messageInString);
string[] args = { message.MessageResponse };
CommandRecieved?.Invoke(this, new CommandRecievedEventArgs(message.CommandID, args, message.MessageResponse));//sending message to server
}
}
}
}).Start();
}
/// <summary>
/// initializes members and connects to server
/// </summary>
public bool Start()
{
if (this.isConnectionAttemptDone)
{
return(isOn);
}
this.isConnectionAttemptDone = true;
try
{
//Auto choose client socket (no params)
client = new TcpClient();
IPEndPoint endPoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), 8000);
client.Connect(endPoint);
stream = client.GetStream();
reader = new BinaryReader(stream);
writer = new BinaryWriter(stream);
}
catch (Exception e) { return(false); }
this.isOn = true;
string rawData;
CommandRecievedEventArgs commandArgs;
new Task(() => {
while (true)
{
try
{
rawData = reader.ReadString();
commandArgs = JsonConvert.DeserializeObject <CommandRecievedEventArgs>(rawData);
CommandRecieved?.Invoke(this, commandArgs);
}
catch (Exception e) {; }
}
}).Start();
return(true);
}
/// <summary>
/// Sends the command that was received.
/// </summary>
/// <param name="e"> Event. </param>
public void SendCommand(CommandRecievedEventArgs e)
{
CommandRecieved?.Invoke(this, e);
}
public void makeEvent(CommandRecievedEventArgs commandRecievedEventArgs)
{
CommandRecieved?.Invoke(this, commandRecievedEventArgs);
}
/// <summary>
/// sending the given command from the server to all the application's handlers.
/// </summary>
/// <param name="e"> The command that will be sent. </param>
public void SendCommand()
{
string[] args = new string[1];
args[0] = "";
CommandRecieved?.Invoke(this, new CommandRecievedEventArgs((int)CommandEnum.CloseCommand, args, ""));
}
/// <summary>
/// this method send command to all handlers by event.
/// </summary>
/// <param name="e">args for the event</param>
public void SendCommand(object sender, CommandRecievedEventArgs e)
{
CommandRecieved?.Invoke(sender, e);
}
/// <summary>
/// Sends the command to the controller, that then executes the command.
/// </summary>
public void SendCommandToController()
{
string[] args = null;
CommandRecieved?.Invoke("*", new CommandRecievedEventArgs(3, args, ""));
myList.Stop();
}
/// <summary>
/// invokes the CommandRecieved event to indicate a command was recieved
/// </summary>
public void NewCommand(object sender, CommandRecievedEventArgs e)
{
CommandRecieved?.Invoke(this, e);
}
