| ElSaher |
2020-04-13 03:32 AM |
سوكت جديد لتظبيت البنج
النهردا جيبلكم سوكت ولا اي سوكت سوكت معمول مخصوص لي سيرفري بس قولت انزلو معا ان الراجل الي عاملو هيزعل بس يله علي الله
نبدا
كلاس ServerSocket
كود PHP:
using System;
using System.IO;
using System.Net;
using System.Net.Sockets;
using System.Text;
using System.Threading;
using System.Collections.Generic;
using System.Collections.Concurrent;
namespace FutureTeam.Network.Sockets
{
public class ServerSocket
{
public event Action<ClientWrapper> OnClientConnect, OnClientDisconnect;
public event Action<byte[], int, ClientWrapper> OnClientReceive;
private ConcurrentDictionary<int, int> BruteforceProtection;
private const int TimeLimit = 1000 * 15; // 1 connection every 10 seconds for one ip
private object SyncRoot;
private Socket Connection;
private ushort port;
private string ipString;
private bool enabled;
private Thread thread;
public ServerSocket()
{
this.Connection = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
this.SyncRoot = new object();
thread = new Thread(doSyncAccept);
thread.Start();
}
public void Enable(ushort port, string ip, bool BigSend = false)
{
this.ipString = ip;
this.port = port;
this.Connection.Bind(new IPEndPoint(IPAddress.Parse(ipString), this.port));
this.Connection.Listen((int)SocketOptionName.MaxConnections);
if (BigSend)
{
this.Connection.ReceiveBufferSize = ushort.MaxValue;
this.Connection.SendBufferSize = ushort.MaxValue;
}
this.enabled = true;
BruteforceProtection = new ConcurrentDictionary<int, int>();
}
public bool PrintoutIPs = false;
private void doSyncAccept()
{
while (true)
{
if (this.enabled)
{
try
{
processSocket(this.Connection.Accept());
}
catch { }
}
Thread.Sleep(1);
}
}
private void doAsyncAccept(IAsyncResult res)
{
try
{
Socket socket = this.Connection.EndAccept(res);
processSocket(socket);
this.Connection.BeginAccept(doAsyncAccept, null);
}
catch
{
}
}
private void processSocket(Socket socket)
{
try
{
string ip = (socket.RemoteEndPoint as IPEndPoint).Address.ToString();
int ipHash = ip.GetHashCode();
/* if (!Program.ALEXPC)
{
int time = Time32.Now.GetHashCode();
int oldValue;
if (!BruteforceProtection.TryGetValue(ipHash, out oldValue))
{
BruteforceProtection[ipHash] = time;
}
else
{
if (time - oldValue < TimeLimit)
{
if (PrintoutIPs) Console.WriteLine("Dropped connection: " + ip);
socket.Disconnect(false);
socket.Close();
return;
}
else
{
BruteforceProtection[ipHash] = time;
if (PrintoutIPs) Console.WriteLine("Allowed connection: " + ip);
}
}
}*/
ClientWrapper wrapper = new ClientWrapper();
wrapper.Create(socket, this, OnClientReceive);
wrapper.IsAlive = true;
wrapper.IP = ip;
if (this.OnClientConnect != null) this.OnClientConnect(wrapper);
}
catch
{
}
}
public void Reset()
{
this.Disable();
this.Enable();
}
public void Disable()
{
this.enabled = false;
this.Connection.Close(1);
}
public void Enable()
{
if (!this.enabled)
{
this.Connection = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
this.Connection.Bind(new IPEndPoint(IPAddress.Parse(ipString), this.port));
this.Connection.Listen((int)SocketOptionName.MaxConnections);
this.enabled = true;
//this.Connection.BeginAccept(doAsyncAccept, null);
}
}
public void InvokeDisconnect(ClientWrapper Client)
{
if (this.OnClientDisconnect != null)
this.OnClientDisconnect(Client);
}
public bool Enabled
{
get
{
return this.enabled;
}
}
}
}
بعدها كلاس ClientWrapper
كود PHP:
using System;
using System.Collections.Generic;
using System.Linq;
using System.Net.Sockets;
using System.Threading;
using System.Collections.Concurrent;
using System.Runtime.InteropServices;
using FutureTeam.Network.Cryptography;
namespace FutureTeam.Network.Sockets
{
public class ClientWrapper
{
[DllImport("ws2_32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern int closesocket(IntPtr s);
[DllImport("ws2_32.dll", CharSet = CharSet.Unicode, SetLastError = true)]
public static extern int shutdown(IntPtr s, ShutDownFlags how);
public enum ShutDownFlags : int
{
SD_RECEIVE = 0,
SD_SEND = 1,
SD_BOTH = 2
}
public int BufferSize;
public byte[] Buffer;
public Socket Socket;
public object Owner;
public ServerSocket Server;
public string IP;
public string MAC;
public bool IsAlive;
public bool OverrideTiming;
private IDisposable[] TimerSubscriptions;
private Queue<byte[]> SendQueue;
private object SendSyncRoot;
public Action<byte[], int, ClientWrapper> Callback;
public void Create(Socket socket, ServerSocket server, Action<byte[], int, ClientWrapper> callBack)
{
Callback = callBack;
BufferSize = 2047;//ushort.MaxValue
Socket = socket;
Server = server;
Buffer = new byte[BufferSize];
LastReceive = Time32.Now;
OverrideTiming = false;
SendQueue = new Queue<byte[]>();
SendSyncRoot = new object();
TimerSubscriptions = new[]
{
World.Subscribe<ClientWrapper>(Program.World.ConnectionReview, this, World.GenericThreadPool),
World.Subscribe<ClientWrapper>(Program.World.ConnectionReceive, this, World.ReceivePool),
World.Subscribe<ClientWrapper>(Program.World.ConnectionSend, this, World.SendPool)
};
}
/// <summary>
/// To be called only from a syncrhonized block of code
/// </summary>
/// <param name="data"></param>
public void Send(byte[] data)
{
#if DIRECTSEND
lock (SendSyncRoot)
Socket.Send(data);
#else
lock (SendSyncRoot)
{
SendQueue.Enqueue(data);
}
#endif
}
public Time32 LastReceive;
public Time32 LastReceiveCall;
public bool Connected;
public void Disconnect()
{
lock (Socket)
{
int K = 1000;
while (SendQueue.Count > 0 && IsAlive && (K--) > 0)
Thread.Sleep(1);
if (!IsAlive) return;
IsAlive = false;
for (int i = 0; i < TimerSubscriptions.Length; i++)
TimerSubscriptions[i].Dispose();
shutdown(Socket.Handle, ShutDownFlags.SD_BOTH);
closesocket(Socket.Handle);
Socket.Dispose();
}
}
public static void TryReview(ClientWrapper wrapper)
{
if (wrapper.IsAlive)
{
if (wrapper.OverrideTiming)
{
if (Time32.Now > wrapper.LastReceive.AddMilliseconds(180000))
wrapper.Server.InvokeDisconnect(wrapper);
}
else
{
if (Time32.Now < wrapper.LastReceiveCall.AddMilliseconds(2000))
if (Time32.Now > wrapper.LastReceive.AddMilliseconds(60000))
wrapper.Server.InvokeDisconnect(wrapper);
}
}
}
private bool isValid()
{
if (!IsAlive)
{
for (int i = 0; i < TimerSubscriptions.Length; i++)
TimerSubscriptions[i].Dispose();
return false;
}
return true;
}
private void doReceive(int available)
{
LastReceive = Time32.Now;
try
{
if (available > Buffer.Length) available = Buffer.Length;
int size = Socket.Receive(Buffer, available, SocketFlags.None);
if (size != 0)
{
if (Callback != null)
{
Callback(Buffer, size, this);
}
}
else
{
Server.InvokeDisconnect(this);
}
}
catch (SocketException)
{
Server.InvokeDisconnect(this);
}
catch (Exception e)
{
Console.WriteLine(e);
}
}
public static void TryReceive(ClientWrapper wrapper)
{
wrapper.LastReceiveCall = Time32.Now;
if (!wrapper.isValid()) return;
try
{
bool poll = wrapper.Socket.Poll(0, SelectMode.SelectRead);
int available = wrapper.Socket.Available;
if (available > 0)
wrapper.doReceive(available);
else if (poll)
wrapper.Server.InvokeDisconnect(wrapper);
}
catch (SocketException)
{
wrapper.Server.InvokeDisconnect(wrapper);
}
}
private bool TryDequeueSend(out byte[] buffer)
{
buffer = null;
lock (SendSyncRoot)
if (SendQueue.Count != 0)
buffer = SendQueue.Dequeue();
return buffer != null;
}
public static void TrySend(ClientWrapper wrapper)
{
if (!wrapper.isValid()) return;
byte[] buffer;
while (wrapper.TryDequeueSend(out buffer))
{
try
{
wrapper.Socket.Send(buffer);
//wrapper.Socket.BeginSend(buffer, 0, buffer.Length, SocketFlags.None, endSend, wrapper);
}
catch
{
wrapper.Server.InvokeDisconnect(wrapper);
}
}
}
private static void endSend(IAsyncResult ar)
{
var wrapper = ar.AsyncState as ClientWrapper;
try
{
wrapper.Socket.EndSend(ar);
}
catch
{
wrapper.Server.InvokeDisconnect(wrapper);
}
}
}
}
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