static void Main(string[] args)
{
Console.WriteLine("---SERVER CHAT---\n");
IPEndPoint ipe = new IPEndPoint(IPAddress.Any, 9050);
TcpListener maychu = new TcpListener(ipe);
TcpClient maykhach = default(TcpClient);
int counter = 0;
maychu.Start();
while (true)
{
counter = counter + 1;
maykhach = maychu.AcceptTcpClient();
StreamReader srUsername = new StreamReader(maykhach.GetStream());
string dataclient = srUsername.ReadLine();
clientsList.Add(dataclient, maykhach);
broadcast(dataclient + " Online", dataclient, false);
Console.WriteLine(dataclient + " Joined chat");
handleClient client = new handleClient();
client.startClient(maykhach, dataclient, clientsList);
}
maychu.Stop();
maykhach.Close();
Console.ReadLine();
}
static void Main(string[] args)
{
TcpListener serverSocket = new TcpListener(8888);
TcpClient clientSocket = default(TcpClient);
serverSocket.Start();
Console.WriteLine(" >> Server up");
//a default room is created immediately upon running the app, for convenience
Room defaultRoom = new Room("Default room");
roomList.Add(defaultRoom);
//a separate thread for the console commands
Thread com = new Thread(Command);
com.Start();
while ((!dying))
{
clientSocket = serverSocket.AcceptTcpClient();
byte[] bytesReceived = new byte[10025];
string username = "";
/*a character '$' is used as a terminator for every client-server message,
* also the message always starts with either "I:" or "M:", which specifies whether
* it's a text message from the client, or a background information for the app*/
NetworkStream networkStream = clientSocket.GetStream();
networkStream.Read(bytesReceived, 0, bytesReceived.Length);
username = Encoding.Unicode.GetString(bytesReceived);
username = username.Substring(0, username.IndexOf("$"));
username = username.Substring(2, username.Length - 2);
try
{
clientsList.Add(username, clientSocket);
NetworkStream unameStream = clientSocket.GetStream();
byte[] unameBytes = Encoding.Unicode.GetBytes("I:UrOK$");
unameStream.Write(unameBytes, 0, unameBytes.Length);
unameStream.Flush();
//there's a new thread created for every client, handling them separately
handleClient client = new handleClient();
client.startClient(clientSocket, username, clientsList);
}
//handled case with an existing username, which triggers "can't add it to the hashtable" exception
catch
{
NetworkStream unameStream = clientSocket.GetStream();
byte[] unameBytes = Encoding.Unicode.GetBytes("I:UsernameExists$");
unameStream.Write(unameBytes, 0, unameBytes.Length);
unameStream.Flush();
unameStream.Dispose();
clientSocket.Close();
continue;
}
}
Console.WriteLine(" >> SHUTDOWN");
Console.ReadLine();
}
public void SocketServerPollingLoop()
{
if (serverSocket.Pending() == true)
{
clientSocket = serverSocket.AcceptTcpClient();
handleClient client = new handleClient();
client.startClient(clientSocket);
}
}
static void Main(string[] args)
{
TcpListener serverSocket = new TcpListener(8888);
TcpClient clientSocket = default(TcpClient);
serverSocket.Start();
Console.WriteLine(" >> Server up");
Thread com = new Thread(Command);
com.Start();
while ((!dying))
{
clientSocket = serverSocket.AcceptTcpClient();
// Thread.Sleep(500);
byte[] bytesReceived = new byte[10025];
string username = "";
NetworkStream networkStream = clientSocket.GetStream();
networkStream.Read(bytesReceived, 0, bytesReceived.Length);
username = Encoding.Unicode.GetString(bytesReceived);
username = username.Substring(0, username.IndexOf("$"));
username = username.Substring(2, username.Length - 2);
try
{
clientsList.Add(username, clientSocket);
NetworkStream errorStream = clientSocket.GetStream();
byte[] errorBytes = Encoding.Unicode.GetBytes("I:UrOK$");
errorStream.Write(errorBytes, 0, errorBytes.Length);
errorStream.Flush();
}
catch
{
NetworkStream errorStream = clientSocket.GetStream();
byte[] errorBytes = Encoding.Unicode.GetBytes("I:UsernameExists$");
errorStream.Write(errorBytes, 0, errorBytes.Length);
errorStream.Flush();
errorStream.Dispose();
clientSocket.Close();
continue;
}
broadcast("[INFO] " + username + " joined", username, true);
Console.WriteLine(" >> " + username + " joined the chat room"); //rooms
handleClient client = new handleClient();
client.startClient(clientSocket, username, clientsList);
}
Console.WriteLine(" >> SHUTDOWN");
Console.ReadLine();
}
private void InitSocket()
{
PORT = Int32.Parse(txtPNumber.Text.Trim());
server = new TcpListener(IPAddress.Any, PORT);
clientSocket = default(TcpClient);
server.Start();
DisplayText(">> Server Started");
while (true)
{
try
{
counter++;
clientSocket = server.AcceptTcpClient();
DisplayText(">> Accept connection from client");
NetworkStream stream = clientSocket.GetStream();
byte[] buffer = new byte[1024];
int bytes = stream.Read(buffer, 0, buffer.Length);
string user_name = Encoding.Unicode.GetString(buffer, 0, bytes);
user_name = user_name.Substring(0, user_name.IndexOf("$"));
clientList.Add(clientSocket, user_name);
// send message all user
//SendMessageAll(user_name + " Joined ", "", false);
handleClient h_client = new handleClient();
h_client.OnReceived += new handleClient.MessageDisplayHandler(OnReceived);
h_client.OnDisconnected += new handleClient.DisconnectedHandler(h_client_OnDisconnected);
h_client.startClient(clientSocket, clientList);
}
catch (SocketException se)
{
Trace.WriteLine(string.Format("InitSocket - SocketException : {0}", se.Message));
break;
}
catch (Exception ex)
{
Trace.WriteLine(string.Format("InitSocket - Exception : {0}", ex.Message));
break;
}
}
//clientSocket.Close();
//server.Stop();
}
private void BackgroundMethod()
{
while (true)
{
clients += 1;
Dispatcher.Invoke(() =>
{
lblConnections.Content = "Conexões: " + ListaClientes.Count;
});
try
{
clientSocket = server.AcceptTcpClient();
byte[] bytesFrom = new byte[1024];
string dataFromClient = null;
clientSocket.ReceiveBufferSize = 1024;
clientSocket.SendBufferSize = 1024;
NetworkStream networkStream = clientSocket.GetStream();
networkStream.Read(bytesFrom, 0, (int)clientSocket.ReceiveBufferSize);
dataFromClient = Encoding.UTF8.GetString(bytesFrom);
dataFromClient = dataFromClient.Substring(0, dataFromClient.IndexOf("$"));
if (ListaClientes.Contains(dataFromClient))
{
ListaClientes.Add(dataFromClient + i, clientSocket);
i++;
}
else
{
ListaClientes.Add(dataFromClient, clientSocket);
}
broadcast(dataFromClient + " entrou no chat.", dataFromClient, false);
Dispatcher.Invoke(() =>
{
txtBoxLog.AppendText("\n" + dataFromClient + " Entrou no chat. ");
});
handleClient client = new handleClient();
client.startClient(clientSocket, dataFromClient, ListaClientes);
BackgroundMethod();
}
catch
{
//
}
}
}
static void Main(string[] args)
{
IPAddress ip = IPAddress.Parse("127.0.0.1");
TcpListener ServerSocket = new TcpListener(ip, 14000);
ServerSocket.Start();
Console.WriteLine("Server started.");
while (true)
{
TcpClient clientSocket = ServerSocket.AcceptTcpClient();
Console.WriteLine($"client connected: {clientSocket.Client.RemoteEndPoint}");
lock (_lock) clients.Add(clientSocket);
handleClient client = new handleClient();
client.startClient(clientSocket);
Console.WriteLine($"{GetClientCount()} clients connected");
}
}
private void InitSocket()
{
server = new TcpListener(IPAddress.Any, port); // 서버 접속 IP, 포트
clientSocket = default(TcpClient); // 소켓 설정
server.Start(); // 서버 시작
DisplayText(">> Server Started");
//DisplayText(IPAddress.Any.ToString());
while (true)
{
try
{
counter++; // Client 수 증가
clientSocket = server.AcceptTcpClient(); // client 소켓 접속 허용
NetworkStream stream = clientSocket.GetStream();
byte[] buffer = new byte[1024]; // 버퍼
int bytes = stream.Read(buffer, 0, buffer.Length);
string user_name = Encoding.Unicode.GetString(buffer, 0, bytes);
user_name = user_name.Substring(0, user_name.IndexOf("$")); // client 사용자 명
DisplayText(">> " + user_name + "님이 접속하였습니다");
clientList.Add(clientSocket, user_name); // cleint 리스트에 추가
SendMessageAll(user_name + " 님이 입장하셨습니다.", "", false); // 모든 client에게 메세지 전송
handleClient h_client = new handleClient(); // 클라이언트 추가
h_client.OnReceived += new handleClient.MessageDisplayHandler(OnReceived);
h_client.OnDisconnected += new handleClient.DisconnectedHandler(h_client_OnDisconnected);
h_client.startClient(clientSocket, clientList);
}
catch (SocketException se) { break; }
catch (Exception ex) { break; }
}
if (clientSocket != null)
{
clientSocket.Close(); // client 소켓 닫기
}
DisplayText(">>Server End");
server.Stop(); // 서버 종료
}
private void ServerWorking(CancellationToken ct) //Зрительная память
{
int counter = 0;
while (working)
{
try
{
if (ct.IsCancellationRequested)
{
return;
}
counter += 1;
clientSocket = server.AcceptTcpClient();
tbLog.Invoke(new Action(() => tbLog.Text += "\nКлиент №:" + Convert.ToString(counter) + " подключился"));
handleClient client = new handleClient();
client.startClient(clientSocket);
}
catch (Exception)
{
working = false;
}
}
}
static void Main(string[] args)
{
TcpListener serverSocket = new TcpListener(8888);
TcpClient clientSocket = default(TcpClient);
int counter = 0;
serverSocket.Start();
Console.WriteLine("Servidor iniciado...");
while (true)
{
counter += 1;
clientSocket = serverSocket.AcceptTcpClient();
byte[] bytesFrom = new byte[10025];
string dataFromClient = null;
NetworkStream networkStream = clientSocket.GetStream();
networkStream.Read(bytesFrom, 0, (int)clientSocket.ReceiveBufferSize);
dataFromClient = System.Text.Encoding.ASCII.GetString(bytesFrom);
dataFromClient = dataFromClient.Substring(0, dataFromClient.IndexOf("$"));
clientsList.Add(dataFromClient, clientSocket);
broadcast(dataFromClient, dataFromClient, false);
Console.WriteLine(dataFromClient + " Se ha conectado");
handleClient client = new handleClient();
client.startClient(clientSocket, dataFromClient, clientsList);
}
}
static void Main(string[] args)
{
queue = new Queue <string>();
count = 0;
//Then create our Endpoint instance
endpoint = new SparqlRemoteUpdateEndpoint(ONT_SENSE_URL);
TcpListener ServerSocket = new TcpListener(PORT);
ServerSocket.Start();
Console.WriteLine("OntSense API started on Port " + PORT + ", with " + ONT_SENSE_URL + " Server...");
TcpClient clientSocket = ServerSocket.AcceptTcpClient();
handleClient client = new handleClient();
client.startClient(clientSocket);
while (true)
{
string auxString = "";
lock (queue)
{
if (queue.Count > 0)
{
auxString = queue.Dequeue();
}
else
{
Thread.Yield();
}
}
if (!auxString.Equals(""))
{
endpoint.Update(auxString);
}
}
}
private void bwConnection_DoWork(object sender, DoWorkEventArgs e)
{
BackgroundWorker worker = sender as BackgroundWorker;
IPAddress adresIP = null;
try
{
adresIP = IPAddress.Parse(tbHostAddress.Text);
}
catch
{
MessageBox.Show("Błędny format adresu IP!", "Błąd");
return;
}
int port = System.Convert.ToInt16(nUDPort.Value);
try
{
server = new TcpListener(adresIP, port);
server.Start();
lbMessage.Invoke(new MethodInvoker(delegate
{
lbMessage.Items.Add("[SERVER]Oczekiwanie na połączenie...");
bStart.Enabled = false;
}));
while (worker.CancellationPending != true)
{
try
{
TcpClient clientSocket = server.AcceptTcpClient();
handleClient client = new handleClient(this);
IPEndPoint IP = (IPEndPoint)clientSocket.Client.RemoteEndPoint;
client.startClient(clientSocket);
clients.Add(client);
lbNumberOfClients.Invoke(new MethodInvoker(delegate
{
lbNumberOfClients.Text = clients.Count.ToString();
}));
lbMessage.Invoke(new MethodInvoker(delegate
{
lbMessage.Items.Add("[" + IP.ToString() + "]: Nawiązano połączenie.");
btSend.Enabled = true;
bStop.Enabled = true;
}));
}
catch (SocketException)
{
Console.WriteLine("Koniec");
//client.
}
}
Console.WriteLine("Koniec połączenia.");
e.Cancel = true;
}
catch (Exception ex)
{
lbMessage.Invoke(new MethodInvoker(delegate { lbMessage.Items.Add("[SERVER]Błąd inicjacji serwera!"); }));
MessageBox.Show(ex.ToString(), "Błąd.");
}
}
// new connection handler
public void joinClient()
{
// listning for new client connection
while (true)
{
try
{
clientSocket = serverSocket.AcceptTcpClient();
// prawidlowe rozwiazanie to
// byte[] bytesFrom = new byte[clientSocket.ReceiveBufferSize];
byte[] bytesFrom = new byte[10025];
string dataFromClient = null;
NetworkStream networkStream = clientSocket.GetStream();
networkStream.Read(bytesFrom, 0, (int)clientSocket.ReceiveBufferSize);
dataFromClient = System.Text.Encoding.ASCII.GetString(bytesFrom);
dataFromClient = dataFromClient.Substring(0, dataFromClient.IndexOf("$"));
// estabilishing new connection
try
{
clientsList.Add(dataFromClient, clientSocket);
mvp(true);
value = "> " + dataFromClient + " joined lobby (" + label3.Text + " zombies online)\r\n";
broadcast(dataFromClient + " joined lobby (" + label3.Text + " zombies online)\r\n", dataFromClient, false);
msg();
handleClient client = new handleClient();
client.startClient(clientSocket, dataFromClient, clientsList, this);
}
catch
{
value = "> " + dataFromClient + " tried connect to lobby (disconnected -- same nick)\r\n";
// message that sad zombie!
Byte[] broadcastBytes = null;
broadcastBytes = Encoding.ASCII.GetBytes(dataFromClient + " tried connect to lobby (disconnected -- same nick)\r\n");
networkStream.Write(broadcastBytes, 0, broadcastBytes.Length);
// + rest
broadcast(dataFromClient + " tried connect to lobby (disconnected -- same nick)\r\n", "", false);
msg();
clientSocket.Client.Disconnect(true);
}
}
catch (Exception ex)
{
value = ex.ToString();
msg();
}
}
// server crashed, should never happen
value = ">> sLanCS Server stopped ...\r\n";
msg();
if (clientSocket.Connected)
{
clientSocket.Client.Disconnect(true);
}
if (serverSocket.Server.Connected)
{
serverSocket.Server.Disconnect(true);
}
button1.Enabled = true;
label1.Visible = false;
label3.Visible = false;
}
private void InitSocket()
{
try
{
tbxLocalIpAddress.Text =
Regex.Replace(tbxLocalIpAddress.Text, @"[^0-9].[^0-9].[^0-9].[^0-9]", "");
tbxPort.Text = Regex.Replace(tbxPort.Text, @"[^0-9]", "");
if (tbxLocalIpAddress.Text == "" || tbxPort.Text == "")
{
throw new Exception();
}
TcpListner = new TcpListener(IPAddress.Parse(tbxLocalIpAddress.Text.Trim()), Int32.Parse(tbxPort.Text));
TcpClient = default(TcpClient);
TcpListner.Start();
DisplayText(">> server Started");
while (true)
{
try
{
counter++;//무슨 기능이 있는지 잘 모르겠음.
TcpClient = TcpListner.AcceptTcpClient();
this.Invoke(new DeligateGetClientIP(GetClientIP));
NetworkStream stream = TcpClient.GetStream();
byte[] buffer = new byte[1024];
int bytes = stream.Read(buffer, 0, buffer.Length);
string channel = Encoding.Unicode.GetString(buffer, 0, bytes);
channel = channel.Substring(0, channel.IndexOf("$"));
clientList.Add(TcpClient, channel);
ipPoint = (IPEndPoint)_tcpClient.Client.RemoteEndPoint;
ClientIP = ipPoint.Address.ToString();
SendMessageAll(ClientIP + ":" + ipPoint.Port + "/", channel, false);
handleClient h_client = new handleClient();
h_client.OnReceived += new handleClient.MessageDisplayHandler(OnReceived);
h_client.OnDisconnected += new handleClient.DisconnectedHandler(HandlerClientsOnDisconnected);
h_client.startClient(TcpClient, clientList);
}
catch (SocketException se)
{
MessageBox.Show(se.ToString());
throw new Exception();
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
throw new Exception();
}
}
TcpClient.Close();
TcpListner.Stop();
}
catch
{
MessageBox.Show("Local IP Address 또는 Port 번호가 올바르지 않습니다.");
this.Invoke(new DeligateButtonChange(ButtonStatusChange));
}
}
static void Main(string[] args)
{
// Set up the connection
Int32 port = 13000;
IPAddress localAddr = IPAddress.Parse("172.31.18.58");
// *** Loopback can be uncommented out for testing on local machine ***
// just make sure you comment out the IP above
//IPAddress localAddr = IPAddress.Parse("127.0.0.1");
// get the socket information
TcpListener serverSocket = new TcpListener(localAddr, port);
TcpClient clientSocket = default(TcpClient);
// start listening for conenctions
serverSocket.Start();
Console.WriteLine("Tic Tac Toe Server Started ....");
// Always listen for incoming connections and when they are successful
// creates a new thread for the incoming connection
while ((true))
{
try
{
// Accepts the user's connection
clientSocket = serverSocket.AcceptTcpClient();
byte[] bytesFrom = new byte[clientSocket.ReceiveBufferSize];
string dataFromClient = null;
NetworkStream stream = clientSocket.GetStream();
stream.Read(bytesFrom, 0, bytesFrom.Length);
dataFromClient = System.Text.Encoding.ASCII.GetString(bytesFrom);
dataFromClient = dataFromClient.Substring(0, dataFromClient.IndexOf("|"));
Console.WriteLine("dataFromClient = " + dataFromClient);
// If there is a duplicate user in the client list, send an error message
// and continue listening but don't create the thread
if (clientsList.ContainsKey(dataFromClient))
{
bytesFrom = System.Text.Encoding.ASCII.GetBytes("ERROR|" + dataFromClient + " That user name has been taken!|");
stream.Write(bytesFrom, 0, bytesFrom.Length);
stream.Flush(); // clear stream to make sure messages can't overlap
continue;
}
// Add the user's name and socket information to the clientList
clientsList.Add(dataFromClient, clientSocket);
// log the user on server side console
Console.WriteLine(dataFromClient + " joined chat room ");
// create a new handleClient then start the thread
handleClient client = new handleClient();
client.startClient(clientSocket, dataFromClient, clientsList, gList);
}
catch (Exception e)
{
Console.WriteLine(e.ToString()); // capture any errors that may occur and keeps server
// running in case of an error (hopefully)
}
}
}
