1043 lines
38 KiB
C#
1043 lines
38 KiB
C#
using System;
|
||
using System.Collections.Generic;
|
||
using System.ComponentModel;
|
||
using System.Diagnostics;
|
||
using System.IO;
|
||
using System.Net;
|
||
using System.Net.Sockets;
|
||
using System.Runtime.Serialization.Formatters.Binary;
|
||
using System.Security;
|
||
using System.Security.Cryptography;
|
||
using System.Text;
|
||
using System.Text.RegularExpressions;
|
||
using System.Threading;
|
||
using SocketHelper.Helper;
|
||
using SocketHelper.ICommond;
|
||
using SocketHelper.ITool;
|
||
using SocketHelper.Models;
|
||
|
||
namespace SocketHelper
|
||
{
|
||
public partial class AxTcpServer : Component
|
||
{
|
||
|
||
#region 构造函数
|
||
public AxTcpServer()
|
||
{
|
||
InitializeComponent();
|
||
ClientSocketList = new List<ClientModel>();
|
||
ClientSocketList.Clear();
|
||
}
|
||
|
||
public AxTcpServer(IContainer container)
|
||
{
|
||
container.Add(this);
|
||
InitializeComponent();
|
||
#region 初始化委托方法
|
||
#endregion
|
||
ClientSocketList = new List<ClientModel>();
|
||
ClientSocketList.Clear();
|
||
|
||
}
|
||
#endregion
|
||
|
||
#region 变量属性
|
||
/// <summary>
|
||
/// 信号量
|
||
/// </summary>
|
||
private Semaphore semap = new Semaphore(5, 5000);
|
||
/// <summary>
|
||
/// 监听Socket
|
||
/// </summary>
|
||
public Socket ServerSocket;
|
||
/// <summary>
|
||
/// 监听线程
|
||
/// </summary>
|
||
public Thread StartSockst;
|
||
/// <summary>
|
||
/// 心跳检测线程
|
||
/// </summary>
|
||
public Thread HeadCheck;
|
||
/// <summary>
|
||
/// 本机监听IP,默认是本地ip
|
||
/// </summary>
|
||
private string _serverIp = "127.0.0.1";
|
||
[Description("本机监听IP,默认是本地IP"), Browsable(false)]
|
||
[Category("TCP服务端")]
|
||
public string ServerIp
|
||
{
|
||
get { return _serverIp; }
|
||
set { _serverIp = value; }
|
||
}
|
||
//private string _heartbeatPacket = "X";
|
||
///// <summary>
|
||
///// 心跳包检测字符串
|
||
///// </summary>
|
||
//[Description("心跳包检测字符串")]
|
||
//[Category("TCP服务端")]
|
||
//public string HeartbeatPacket
|
||
//{
|
||
// get { return _heartbeatPacket; }
|
||
// set { _heartbeatPacket = value; }
|
||
//}
|
||
|
||
private bool _isheartCheck = false;
|
||
/// <summary>
|
||
/// 是否开启心跳检测
|
||
/// </summary>
|
||
[Description("是否开启心跳检测")]
|
||
[Category("TCP服务端")]
|
||
public bool IsheartCheck
|
||
{
|
||
get { return _isheartCheck; }
|
||
set { _isheartCheck = value; }
|
||
}
|
||
|
||
private int _checkTime = 3000;
|
||
/// <summary>
|
||
/// 心跳检测时间,单位：毫秒
|
||
/// </summary>
|
||
[Description("心跳检测时间,单位：毫秒")]
|
||
[Category("TCP服务端")]
|
||
public int CheckTime
|
||
{
|
||
get { return _checkTime; }
|
||
set { _checkTime = value; }
|
||
}
|
||
/// <summary>
|
||
/// 监听端口
|
||
/// </summary>
|
||
private int _serverPort = 5000;
|
||
|
||
[Description("本机监听端口,默认是5000")]
|
||
[Category("TCP服务端")]
|
||
public int ServerPort
|
||
{
|
||
get { return _serverPort; }
|
||
set { _serverPort = value; }
|
||
}
|
||
/// <summary>
|
||
/// 是否已启动监听
|
||
/// </summary>
|
||
public bool IsStartListening = false;
|
||
/// <summary>
|
||
/// 客户端列表
|
||
/// </summary>
|
||
//public List<Socket> ClientSocketList = new List<Socket>();
|
||
public List<ClientModel> ClientSocketList = new List<ClientModel>();
|
||
|
||
public bool XinTiao = true;
|
||
|
||
#endregion
|
||
|
||
#region 方法
|
||
/// <summary>
|
||
/// 心跳检测线程
|
||
/// </summary>
|
||
public void HeadCheckThread()
|
||
{
|
||
try
|
||
{
|
||
while (IsStartListening)
|
||
{
|
||
Thread.Sleep(CheckTime);
|
||
if (!_isheartCheck)
|
||
{
|
||
continue;
|
||
}
|
||
//ForeachCheack();
|
||
CheackHeart();
|
||
}
|
||
}
|
||
catch
|
||
{
|
||
}
|
||
}
|
||
|
||
public void CheackHeart()
|
||
{
|
||
int i = 0;
|
||
while (i < ClientSocketList.Count)
|
||
{
|
||
if (ClientSocketList[i] == null)
|
||
{
|
||
ClientSocketList.RemoveAt(i);
|
||
continue;
|
||
}
|
||
if (ClientSocketList[i].ClientStyle == ClientStyle.WebSocket)
|
||
{
|
||
continue;
|
||
}
|
||
//else if ((int)(DateTime.Now - ClientSocketList[i].HeartTime).TotalSeconds > HeartTime * 4)//4次没有收到失去联系
|
||
//{
|
||
// RemoveClient(ClientSocketList[i]);
|
||
// continue;
|
||
//}
|
||
string sendLoginMsg = "";
|
||
switch (ClientSocketList[i].Clienttype)
|
||
{
|
||
//case ClientType.GpsClientType:
|
||
// sendLoginMsg = "&Login&0&&";
|
||
// break;
|
||
case ClientType.None:
|
||
sendLoginMsg = "客户端\r\n";
|
||
break;
|
||
default: sendLoginMsg = ClientSocketList[i].Heartbeat;
|
||
break;
|
||
}
|
||
if (sendLoginMsg != "")
|
||
{
|
||
try
|
||
{
|
||
SendData(ClientSocketList[i], Encoding.Default.GetBytes(sendLoginMsg));
|
||
//ClientSocketList[i].ClientSocket.Send(Encoding.Default.GetBytes(sendLoginMsg));
|
||
}
|
||
catch
|
||
{
|
||
try
|
||
{
|
||
ClientSocketList[i].ClientSocket.Shutdown(SocketShutdown.Both);
|
||
ClientSocketList[i].ClientSocket.Close();
|
||
OnTcpServerOfflineClientEnterHead(ClientSocketList[i]);
|
||
ClientSocketList.Remove(ClientSocketList[i]);
|
||
OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
}
|
||
catch
|
||
{
|
||
}
|
||
}
|
||
}
|
||
i++;
|
||
}
|
||
}
|
||
/// <summary>
|
||
/// 心跳检测方法
|
||
/// </summary>
|
||
public void ForeachCheack()
|
||
{
|
||
try
|
||
{
|
||
foreach (var cs in ClientSocketList)
|
||
{
|
||
if (cs.ClientStyle == ClientStyle.WebSocket)
|
||
{
|
||
continue;
|
||
}
|
||
string sendLoginMsg = "";
|
||
switch (cs.Clienttype)
|
||
{
|
||
//case ClientType.GpsClientType:
|
||
// sendLoginMsg = "&Login&0&&";
|
||
// break;
|
||
case ClientType.None:
|
||
sendLoginMsg = "客户端\r\n";
|
||
break;
|
||
default: sendLoginMsg = cs.Heartbeat;
|
||
break;
|
||
}
|
||
if (sendLoginMsg != "")
|
||
{
|
||
try
|
||
{
|
||
cs.ClientSocket.Send(Encoding.Default.GetBytes(sendLoginMsg));
|
||
}
|
||
catch
|
||
{
|
||
try
|
||
{
|
||
cs.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
OnTcpServerOfflineClientEnterHead(cs);
|
||
ClientSocketList.Remove(cs);
|
||
OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
ForeachCheack();
|
||
}
|
||
catch
|
||
{
|
||
}
|
||
}
|
||
}
|
||
////电子警察客户端，信号机PC控制端，轨道PC客户端，地磁PC客户端，地磁Androdi客户端，不用发送心跳包
|
||
//if (cs.Clienttype != ClientType.PcUtcClientType
|
||
// &&cs.Clienttype != ClientType.PcLampClient
|
||
// && cs.Clienttype != ClientType.TrainPcType
|
||
// && cs.Clienttype != ClientType.PcGeomagnetic
|
||
// && cs.Clienttype != ClientType.AndroidGeomagnetic
|
||
// && cs.Clienttype != ClientType.ElectronicPoliceClient
|
||
// && cs.Clienttype!=ClientType.None)
|
||
//{
|
||
// try
|
||
// {
|
||
// if (cs.Clienttype == ClientType.GpsClientType)
|
||
// {
|
||
// string sendLoginMsg = "&Login&0&&";
|
||
// byte[] sendBytes = Encoding.UTF8.GetBytes(sendLoginMsg);
|
||
// cs.ClientSocket.Send(sendBytes);
|
||
// }
|
||
// else if (cs.Clienttype != ClientType.PcLampClient && cs.Clienttype != ClientType.PcUtcClientType)
|
||
// {
|
||
// cs.ClientSocket.Send(Encoding.Default.GetBytes(_heartbeatPacket));
|
||
// }
|
||
// }
|
||
// catch
|
||
// {
|
||
// try
|
||
// {
|
||
// cs.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
// OnTcpServerOfflineClientEnterHead(cs);
|
||
// ClientSocketList.Remove(cs);
|
||
// OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
// ForeachCheack();
|
||
// }
|
||
// catch
|
||
// {
|
||
// }
|
||
// }
|
||
//}
|
||
}
|
||
}
|
||
catch
|
||
{
|
||
}
|
||
}
|
||
private void RemoveClient(ClientModel clientModel)
|
||
{
|
||
if (clientModel == null)
|
||
return;
|
||
clientModel.ClientSocket.Close();
|
||
OnTcpServerOfflineClientEnterHead(clientModel);
|
||
ClientSocketList.Remove(clientModel);
|
||
}
|
||
/// <summary>
|
||
/// 开始监听
|
||
/// </summary>
|
||
public void Start()
|
||
{
|
||
try
|
||
{
|
||
//若已开始监听，则不在开启线程监听，直至关闭监听后才能再次开启监听
|
||
if (IsStartListening)
|
||
return;
|
||
//启动线程打开监听
|
||
StartSockst = new Thread(new ThreadStart(StartSocketListening));
|
||
StartSockst.Start();
|
||
|
||
}
|
||
catch (SocketException ex)
|
||
{
|
||
OnTcpServerErrorMsgEnterHead(ex.Message);
|
||
}
|
||
}
|
||
/// <summary>
|
||
/// 关闭监听
|
||
/// </summary>
|
||
public void Stop()
|
||
{
|
||
try
|
||
{
|
||
IsStartListening = false;
|
||
ShutdownClient();
|
||
if (ServerSocket != null)
|
||
{
|
||
ServerSocket.Close();
|
||
}
|
||
if (StartSockst != null)
|
||
{
|
||
StartSockst.Interrupt();
|
||
if (StartSockst.IsAlive)
|
||
{
|
||
StartSockst.Abort();
|
||
}
|
||
StartSockst = null;
|
||
}
|
||
if (HeadCheck != null)
|
||
{
|
||
HeadCheck.Interrupt();
|
||
HeadCheck.Abort();
|
||
|
||
if (HeadCheck.IsAlive)
|
||
{
|
||
HeadCheck.Abort();
|
||
}
|
||
HeadCheck = null;
|
||
}
|
||
OnTcpServerStateInfoEnterHead(string.Format("服务端Ip:{0},端口:{1}已停止监听", ServerIp, ServerPort), SocketState.StopListening);
|
||
//foreach (var cmodel in ClientSocketList)
|
||
//{
|
||
// cmodel.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
// //ClientSocketList.Remove(ClientSocketList[i]);
|
||
// OnTcpServerOfflineClientEnterHead(cmodel);
|
||
// //Thread.Sleep(10);
|
||
//}
|
||
//ShutdownClient();
|
||
//for (int i = 0; i < ClientSocketList.Count; i++)
|
||
//{
|
||
// ClientSocketList[i].ClientSocket.Shutdown(SocketShutdown.Both);
|
||
// //ClientSocketList.Remove(ClientSocketList[i]);
|
||
// OnTcpServerOfflineClientEnterHead(ClientSocketList[i]);
|
||
// Thread.Sleep(10);
|
||
//}
|
||
ClientSocketList.Clear();
|
||
OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
GC.Collect();
|
||
|
||
}
|
||
catch (SocketException ex)
|
||
{
|
||
}
|
||
}
|
||
public void ShutdownClient()
|
||
{
|
||
if (ClientSocketList.Count > 0)
|
||
{
|
||
foreach (var cmodel in ClientSocketList)
|
||
{
|
||
cmodel.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
//ClientSocketList.Remove(ClientSocketList[i]);
|
||
OnTcpServerOfflineClientEnterHead(cmodel);
|
||
ClientSocketList.Remove(cmodel);
|
||
break;
|
||
//Thread.Sleep(10);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
return;
|
||
}
|
||
ShutdownClient();
|
||
}
|
||
/// <summary>
|
||
/// 开始监听
|
||
/// </summary>
|
||
public void StartSocketListening()
|
||
{
|
||
try
|
||
{
|
||
|
||
//获取本机IP:
|
||
//string strip = //Dns.GetHostByName(Dns.GetHostName()).AddressList[0].ToString();
|
||
|
||
//ServerIp = strip;
|
||
ServerSocket = new Socket(AddressFamily.InterNetwork, SocketType.Stream, ProtocolType.Tcp);
|
||
//绑定监听
|
||
ServerSocket.Bind(new IPEndPoint(IPAddress.Any, ServerPort));
|
||
//ServerSocket.Bind(new IPEndPoint(ServerIp=="."?IPAddress.Any:IPAddress.Parse(ServerIp), ServerPort));
|
||
ServerSocket.Listen(10000);
|
||
//标记准备就绪，开始监听
|
||
IsStartListening = true;
|
||
OnTcpServerStateInfoEnterHead(string.Format("服务端Ip:{0},端口:{1}已启动监听", ServerIp, ServerPort), SocketState.StartListening);
|
||
//启动心跳检测线程
|
||
if (HeadCheck == null)
|
||
{
|
||
HeadCheck = new Thread(new ThreadStart(HeadCheckThread));
|
||
HeadCheck.Start();
|
||
}
|
||
while (IsStartListening)
|
||
{
|
||
//阻塞挂起直至有客户端连接
|
||
Socket clientSocket = ServerSocket.Accept();
|
||
ClientModel clietnModel = new ClientModel();
|
||
try
|
||
{
|
||
//Thread.Sleep(10);
|
||
//添加客户端用户
|
||
clietnModel = new ClientModel() { ClientSocket = clientSocket };
|
||
ClientSocketList.Add(clietnModel);
|
||
string ip = ((IPEndPoint)clientSocket.RemoteEndPoint).Address.ToString();
|
||
string port = ((IPEndPoint)clientSocket.RemoteEndPoint).Port.ToString();
|
||
OnTcpServerStateInfoEnterHead("<" + ip + "：" + port + ">---上线", SocketState.ClientOnline);
|
||
OnTcpServerOnlineClientEnterHead(clietnModel);
|
||
OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
ThreadPool.QueueUserWorkItem(new WaitCallback(ClientSocketCallBack), clientSocket);
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
clientSocket.Shutdown(SocketShutdown.Both);
|
||
OnTcpServerOfflineClientEnterHead(clietnModel);
|
||
ClientSocketList.Remove(clietnModel);
|
||
OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
OnTcpServerErrorMsgEnterHead(ex.Message);
|
||
//DelegateHelper.TcpServerErrorMsg("网络通讯异常，异常原因：" + ex.Message);
|
||
}
|
||
}
|
||
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
//其他错误原因
|
||
OnTcpServerErrorMsgEnterHead(ex.Message);
|
||
}
|
||
}
|
||
/// <summary>
|
||
/// 线程池回调
|
||
/// </summary>
|
||
/// <param name="obj"></param>
|
||
|
||
public void ClientSocketCallBack(Object obj)
|
||
{
|
||
|
||
Socket temp = (Socket)obj;
|
||
|
||
|
||
#region 承载socket的客户端
|
||
string ip = ((IPEndPoint)temp.RemoteEndPoint).Address.ToString();
|
||
string port = ((IPEndPoint)temp.RemoteEndPoint).Port.ToString();
|
||
ClientModel ctemp = ResoultSocket(ip, int.Parse(port));
|
||
byte[] receivebyte = new byte[1024];
|
||
#endregion
|
||
while (IsStartListening)
|
||
{
|
||
Thread.Sleep(10);
|
||
//MemoryStream mStream = new MemoryStream();
|
||
//mStream.Position = 0;
|
||
try
|
||
{
|
||
//可自定心跳包数据
|
||
//temp.Send(System.Text.Encoding.Default.GetBytes("&conn&")); //心跳检测socket连接
|
||
int bytelen = temp.Receive(receivebyte);
|
||
|
||
|
||
if (bytelen > 0)
|
||
{
|
||
byte[] bytes = new byte[bytelen];
|
||
Array.Copy(receivebyte, 0, bytes, 0, bytelen);
|
||
//OnTcpServerReceviceByte(temp, bytes);
|
||
//接收客户端数据
|
||
string clientRecevieStr = ASCIIEncoding.Default.GetString(receivebyte, 0, bytelen);
|
||
//验证websocket握手协议
|
||
if (ctemp != null && ctemp.ClientStyle != ClientStyle.WebSocket)
|
||
{
|
||
//如果客户端不存在则退出检测
|
||
WebSocketHandShake(ctemp, clientRecevieStr, bytes);
|
||
}
|
||
if (ctemp.ClientStyle == ClientStyle.WebSocket)
|
||
{
|
||
string webstr = AxTcpServer.AnalyticData(bytes, bytes.Length);
|
||
clientRecevieStr = webstr;
|
||
bytes = Encoding.Default.GetBytes(clientRecevieStr);
|
||
}
|
||
OnTcpServerRecevice(temp, clientRecevieStr, bytes);
|
||
OnGetLogEnterHead(ctemp, LogType.ReceviedData, DataTool.HexByteArrayToString(bytes));
|
||
|
||
//DelegateHelper.TcpServerReceive(temp, clientRecevieStr);
|
||
}
|
||
else if (bytelen == 0)
|
||
{
|
||
//接收到数据时数据长度一定是>0，若为0则表示客户端断线
|
||
//string ip = ((IPEndPoint)temp.RemoteEndPoint).Address.ToString();
|
||
//string port = ((IPEndPoint)temp.RemoteEndPoint).Port.ToString();
|
||
//ClientModel ctemp = ResoultSocket(ip, int.Parse(port));
|
||
if (ctemp != null)
|
||
{
|
||
ctemp.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
OnTcpServerOfflineClientEnterHead(ctemp);
|
||
ClientSocketList.Remove(ctemp);
|
||
OnTcpServerStateInfoEnterHead("<" + ip + "：" + port + ">---下线",
|
||
SocketState.ClientOnOff);
|
||
OnTcpServerOfflineClientEnterHead(ctemp);
|
||
OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
}
|
||
try
|
||
{
|
||
temp.Shutdown(SocketShutdown.Both);
|
||
}
|
||
catch
|
||
{
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
catch
|
||
{
|
||
try
|
||
{
|
||
if (ctemp != null)
|
||
{
|
||
ctemp.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
OnTcpServerOfflineClientEnterHead(ctemp);
|
||
ClientSocketList.Remove(ctemp);
|
||
OnTcpServerStateInfoEnterHead("<" + ip + "：" + port + ">---下线",
|
||
SocketState.ClientOnOff);
|
||
OnTcpServerOfflineClientEnterHead(ctemp);
|
||
OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
}
|
||
}
|
||
catch
|
||
{
|
||
}
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
|
||
|
||
#region websocket模块
|
||
|
||
public void WebSocketHandShake(ClientModel cModel, string msg, byte[] data)
|
||
{
|
||
#region 网络WebSocket协议握手
|
||
string webkey = AxTcpServer.GetSecKey(data, data.Length);
|
||
if (!string.IsNullOrEmpty(webkey) && cModel.ClientStyle != ClientStyle.WebSocket)
|
||
{
|
||
byte[] bufferwoshou = AxTcpServer.PackHandShakeData(webkey);
|
||
if (bufferwoshou.Length > 0)
|
||
{
|
||
cModel.ClientStyle = ClientStyle.WebSocket;
|
||
cModel.ClientSocket.Send(bufferwoshou);
|
||
}
|
||
}
|
||
else
|
||
{
|
||
//if (cModel.ClientStyle == ClientStyle.WebSocket)
|
||
//{
|
||
// string webstr = AxTcpServer.AnalyticData(data, data.Length);
|
||
// msg = webstr;
|
||
// data = Encoding.Default.GetBytes(msg);
|
||
//}
|
||
}
|
||
|
||
#endregion
|
||
}
|
||
|
||
/// <summary>
|
||
/// 解析数据
|
||
/// </summary>
|
||
/// <param name="recBytes"></param>
|
||
/// <param name="recByteLength"></param>
|
||
/// <returns></returns>
|
||
public static string AnalyticData(byte[] recBytes, int recByteLength)
|
||
{
|
||
//byte[] bytes = new byte[recByteLength];
|
||
//Array.Copy(recBytes, 0, bytes, 0, recByteLength);
|
||
//return Encoding.Default.GetString(bytes);
|
||
|
||
if (recByteLength < 2) { return string.Empty; }
|
||
|
||
bool fin = (recBytes[0] & 0x80) == 0x80; // 1bit，1表示最后一帧
|
||
if (!fin)
|
||
{
|
||
return string.Empty;// 超过一帧暂不处理
|
||
}
|
||
|
||
bool mask_flag = (recBytes[1] & 0x80) == 0x80; // 是否包含掩码
|
||
if (!mask_flag)
|
||
{
|
||
return string.Empty;// 不包含掩码的暂不处理
|
||
}
|
||
|
||
int payload_len = recBytes[1] & 0x7F; // 数据长度
|
||
|
||
byte[] masks = new byte[4];
|
||
byte[] payload_data;
|
||
|
||
if (payload_len == 126)
|
||
{
|
||
Array.Copy(recBytes, 4, masks, 0, 4);
|
||
payload_len = (UInt16)(recBytes[2] << 8 | recBytes[3]);
|
||
payload_data = new byte[payload_len];
|
||
Array.Copy(recBytes, 8, payload_data, 0, payload_len);
|
||
|
||
}
|
||
else if (payload_len == 127)
|
||
{
|
||
Array.Copy(recBytes, 10, masks, 0, 4);
|
||
byte[] uInt64Bytes = new byte[8];
|
||
for (int i = 0; i < 8; i++)
|
||
{
|
||
uInt64Bytes[i] = recBytes[9 - i];
|
||
}
|
||
UInt64 len = BitConverter.ToUInt64(uInt64Bytes, 0);
|
||
|
||
payload_data = new byte[len];
|
||
for (UInt64 i = 0; i < len; i++)
|
||
{
|
||
payload_data[i] = recBytes[i + 14];
|
||
}
|
||
}
|
||
else
|
||
{
|
||
Array.Copy(recBytes, 2, masks, 0, 4);
|
||
payload_data = new byte[payload_len];
|
||
Array.Copy(recBytes, 6, payload_data, 0, payload_len);
|
||
|
||
}
|
||
|
||
for (var i = 0; i < payload_len; i++)
|
||
{
|
||
payload_data[i] = (byte)(payload_data[i] ^ masks[i % 4]);
|
||
}
|
||
|
||
return Encoding.UTF8.GetString(payload_data);
|
||
}
|
||
|
||
/// <summary>
|
||
/// 向客户端发送信息
|
||
/// </summary>
|
||
/// <param name="client">客户端</param>
|
||
/// <param name="sendData">发送的数据包</param>
|
||
public void SendToWebClient(ClientModel client, string sendData)
|
||
{
|
||
if (client == null)
|
||
{
|
||
return;
|
||
}
|
||
if (!client.ClientSocket.Connected)
|
||
{
|
||
return;
|
||
}
|
||
try
|
||
{
|
||
DataFrame dr = new DataFrame(sendData);
|
||
client.ClientSocket.Send(dr.GetBytes());
|
||
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
//logger.Log(ex.Message);
|
||
}
|
||
}
|
||
|
||
/// <summary>
|
||
/// 打包服务器数据
|
||
/// </summary>
|
||
/// <param name="message">数据</param>
|
||
/// <returns>数据包</returns>
|
||
private static byte[] PackData(string message)
|
||
{
|
||
byte[] contentBytes = null;
|
||
byte[] temp = Encoding.UTF8.GetBytes(message);
|
||
|
||
if (temp.Length < 126)
|
||
{
|
||
contentBytes = new byte[temp.Length + 2];
|
||
contentBytes[0] = 0x81;
|
||
contentBytes[1] = (byte)temp.Length;
|
||
Array.Copy(temp, 0, contentBytes, 2, temp.Length);
|
||
}
|
||
else if (temp.Length < 0xFFFF)
|
||
{
|
||
contentBytes = new byte[temp.Length + 4];
|
||
contentBytes[0] = 0x81;
|
||
contentBytes[1] = 126;
|
||
contentBytes[2] = (byte)(temp.Length & 0xFF);
|
||
contentBytes[3] = (byte)(temp.Length >> 8 & 0xFF);
|
||
Array.Copy(temp, 0, contentBytes, 4, temp.Length);
|
||
}
|
||
else
|
||
{
|
||
// 暂不处理超长内容
|
||
}
|
||
|
||
return contentBytes;
|
||
}
|
||
/// <summary>
|
||
/// 打包握手信息
|
||
/// </summary>
|
||
/// <param name="secKeyAccept">Sec-WebSocket-Accept</param>
|
||
/// <returns>数据包</returns>
|
||
public static byte[] PackHandShakeData(string secKeyAccept)
|
||
{
|
||
var responseBuilder = new StringBuilder();
|
||
responseBuilder.Append("HTTP/1.1 101 Switching Protocols" + Environment.NewLine);
|
||
responseBuilder.Append("Upgrade: websocket" + Environment.NewLine);
|
||
responseBuilder.Append("Connection: Upgrade" + Environment.NewLine);
|
||
responseBuilder.Append("Sec-WebSocket-Accept: " + secKeyAccept + Environment.NewLine + Environment.NewLine);
|
||
//如果把上一行换成下面两行，才是thewebsocketprotocol-17协议，但居然握手不成功，目前仍没弄明白！
|
||
//responseBuilder.Append("Sec-WebSocket-Accept: " + secKeyAccept + Environment.NewLine);
|
||
//responseBuilder.Append("Sec-WebSocket-Protocol: chat" + Environment.NewLine);
|
||
|
||
return Encoding.UTF8.GetBytes(responseBuilder.ToString());
|
||
}
|
||
|
||
/// <summary>
|
||
/// 生成Sec-WebSocket-Accept
|
||
/// </summary>
|
||
/// <param name="handShakeText">客户端握手信息</param>
|
||
/// <returns>Sec-WebSocket-Accept</returns>
|
||
public static string GetSecKeyAccetp(byte[] handShakeBytes, int bytesLength)
|
||
{
|
||
string handShakeText = Encoding.UTF8.GetString(handShakeBytes, 0, bytesLength);
|
||
string key = string.Empty;
|
||
Regex r = new Regex(@"Sec\-WebSocket\-Key:(.*?)\r\n");
|
||
Match m = r.Match(handShakeText);
|
||
if (m.Groups.Count != 0)
|
||
{
|
||
key = Regex.Replace(m.Value, @"Sec\-WebSocket\-Key:(.*?)\r\n", "$1").Trim();
|
||
}
|
||
if (key == "")
|
||
{
|
||
return handShakeText;
|
||
}
|
||
byte[] encryptionString = SHA1.Create().ComputeHash(Encoding.ASCII.GetBytes(key + "258EAFA5-E914-47DA-95CA-C5AB0DC85B11")); //这字符串是固定的.不能改
|
||
string str = Convert.ToBase64String(encryptionString);
|
||
return str;
|
||
}
|
||
public static string GetSecKey(byte[] handShakeBytes, int bytesLength)
|
||
{
|
||
string handShakeText = Encoding.UTF8.GetString(handShakeBytes, 0, bytesLength);
|
||
string key = string.Empty;
|
||
Regex r = new Regex(@"Sec\-WebSocket\-Key:(.*?)\r\n");
|
||
Match m = r.Match(handShakeText);
|
||
if (m.Groups.Count != 0)
|
||
{
|
||
key = Regex.Replace(m.Value, @"Sec\-WebSocket\-Key:(.*?)\r\n", "$1").Trim();
|
||
}
|
||
if (key == "")
|
||
{
|
||
return string.Empty;
|
||
}
|
||
byte[] encryptionString = SHA1.Create().ComputeHash(Encoding.ASCII.GetBytes(key + "258EAFA5-E914-47DA-95CA-C5AB0DC85B11")); //这字符串是固定的.不能改
|
||
string str = Convert.ToBase64String(encryptionString);
|
||
return str;
|
||
}
|
||
#endregion
|
||
/// <summary>
|
||
/// 发送数据
|
||
/// </summary>
|
||
/// <param name="ip"></param>
|
||
/// <param name="port"></param>
|
||
/// <param name="strData"></param>
|
||
public void SendData(string ip, int port, string strData)
|
||
{
|
||
ClientModel cModel = ResoultSocket(ip, port);
|
||
try
|
||
{
|
||
|
||
if (cModel != null)
|
||
cModel.ClientSocket.Send((System.Text.Encoding.Default.GetBytes(strData)));
|
||
|
||
}
|
||
catch (SocketException ex)
|
||
{
|
||
|
||
if (cModel != null)
|
||
cModel.IsOnline = false;
|
||
//cModel.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
//ClientSocketList.Remove(cModel);
|
||
//OnTcpServerOfflineClientEnterHead(cModel);
|
||
|
||
//OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
OnTcpServerErrorMsgEnterHead(ex.Message);
|
||
}
|
||
}
|
||
/// <summary>
|
||
/// 向指定客户端发送数据
|
||
/// </summary>
|
||
/// <param name="cModel">客户端</param>
|
||
/// <param name="strData">字符串数据，ANSI编码</param>
|
||
public void SendData(ClientModel cModel, string strData)
|
||
{
|
||
try
|
||
{
|
||
if (cModel != null)
|
||
cModel.ClientSocket.Send((System.Text.Encoding.Default.GetBytes(strData)));
|
||
|
||
}
|
||
catch (SocketException ex)
|
||
{
|
||
if (cModel != null)
|
||
cModel.IsOnline = false;
|
||
//if (cModel != null)
|
||
// cModel.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
//ClientSocketList.Remove(cModel);
|
||
//OnTcpServerOfflineClientEnterHead(cModel);
|
||
//OnTcpServerReturnClientCountEnterHead(ClientSocketList.Count);
|
||
OnTcpServerErrorMsgEnterHead(ex.Message);
|
||
}
|
||
}
|
||
/// <summary>
|
||
/// 向指定客户端发送数据
|
||
/// </summary>
|
||
/// <param name="cModel">客户端</param>
|
||
/// <param name="data">字节数组数据</param>
|
||
public void SendData(ClientModel cModel, byte[] data)
|
||
{
|
||
try
|
||
{
|
||
if (cModel != null)
|
||
{
|
||
cModel.ClientSocket.Send(data);
|
||
OnGetLogEnterHead(cModel, LogType.SendData, DataTool.HexByteArrayToString(data));
|
||
}
|
||
|
||
}
|
||
catch (SocketException ex)
|
||
{
|
||
if (cModel == null)
|
||
{
|
||
ClientSocketList.Remove(cModel);
|
||
return;
|
||
}
|
||
cModel.IsOnline = false;
|
||
cModel.ClientSocket.Shutdown(SocketShutdown.Both);
|
||
OnTcpServerOfflineClientEnterHead(cModel);
|
||
OnTcpServerErrorMsgEnterHead(ex.Message);
|
||
OnGetLogEnterHead(cModel, LogType.SendData, ex.Message);
|
||
ClientSocketList.Remove(cModel);
|
||
}
|
||
}
|
||
/// <summary>
|
||
/// 根据IP,端口查找Socket客户端
|
||
/// </summary>
|
||
/// <param name="ip"></param>
|
||
/// <param name="port"></param>
|
||
/// <returns></returns>
|
||
public ClientModel ResoultSocket(string ip, int port)
|
||
{
|
||
ClientModel sk = null;
|
||
try
|
||
{
|
||
foreach (ClientModel cm in ClientSocketList)
|
||
{
|
||
if (((IPEndPoint)cm.ClientSocket.RemoteEndPoint).Address.ToString().Equals(ip)
|
||
&& port == ((IPEndPoint)cm.ClientSocket.RemoteEndPoint).Port)
|
||
{
|
||
sk = cm;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
OnTcpServerErrorMsgEnterHead(ex.Message);
|
||
}
|
||
return sk;
|
||
}
|
||
public ClientModel ResoultSocket(string rfidNo)
|
||
{
|
||
ClientModel sk = null;
|
||
try
|
||
{
|
||
foreach (ClientModel cm in ClientSocketList)
|
||
{
|
||
if (cm.ClientRfidNo == rfidNo)
|
||
{
|
||
sk = cm;
|
||
break;
|
||
}
|
||
}
|
||
}
|
||
catch (Exception ex)
|
||
{
|
||
OnTcpServerErrorMsgEnterHead(ex.Message);
|
||
}
|
||
return sk;
|
||
}
|
||
#endregion
|
||
|
||
#region 事件
|
||
#region OnRecevice接收数据事件
|
||
[Description("接收数据事件")]
|
||
[Category("TcpServer事件")]
|
||
public event TcpServerEventHandler<Socket, string, byte[]> OnRecevice;
|
||
protected virtual void OnTcpServerRecevice(Socket temp, string msg, byte[] data)
|
||
{
|
||
if (OnRecevice != null)
|
||
{
|
||
CommonMethod.EventInvoket(() => { OnRecevice(temp, msg, data); });
|
||
}
|
||
}
|
||
//public delegate void ReceviceByteEventHandler(Socket temp, byte[] dataBytes);
|
||
//[Description("接收原始Byte数组数据事件")]
|
||
//[Category("TcpServer事件")]
|
||
//public event ReceviceByteEventHandler OnReceviceByte;
|
||
//protected virtual void OnTcpServerReceviceByte(Socket temp, byte[] dataBytes)
|
||
//{
|
||
// if (OnReceviceByte != null)
|
||
// {
|
||
// CommonMethod.EventInvoket(() => { OnReceviceByte(temp, dataBytes); });
|
||
// }
|
||
//}
|
||
#endregion
|
||
|
||
#region OnErrorMsg返回错误消息事件
|
||
[Description("错误消息")]
|
||
[Category("TcpServer事件")]
|
||
public event TcpServerEventHandler<string> OnErrorMsg;
|
||
protected virtual void OnTcpServerErrorMsgEnterHead(string msg)
|
||
{
|
||
if (OnErrorMsg != null)
|
||
{
|
||
CommonMethod.EventInvoket(() => { OnErrorMsg(msg); });
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#region OnReturnClientCount用户上线下线时更新客户端在线数量事件
|
||
[Description("用户上线下线时更新客户端在线数量事件")]
|
||
[Category("TcpServer事件")]
|
||
public event TcpServerEventHandler<int> OnReturnClientCount;
|
||
/// <summary>
|
||
/// 用户上线下线时更新客户端在线数量事件
|
||
/// </summary>
|
||
/// <param name="count"></param>
|
||
protected virtual void OnTcpServerReturnClientCountEnterHead(int count)
|
||
{
|
||
if (OnReturnClientCount != null)
|
||
{
|
||
CommonMethod.EventInvoket(() => { OnReturnClientCount(count); });
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#region OnStateInfo监听状态改变时返回监听状态事件
|
||
[Description("监听状态改变时返回监听状态事件")]
|
||
[Category("TcpServer事件")]
|
||
public event TcpServerEventHandler<string, SocketState> OnStateInfo;
|
||
protected virtual void OnTcpServerStateInfoEnterHead(string msg, SocketState state)
|
||
{
|
||
if (OnStateInfo != null)
|
||
{
|
||
CommonMethod.EventInvoket(() => { OnStateInfo(msg, state); });
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#region OnAddClient新客户端上线时返回客户端事件
|
||
[Description("新客户端上线时返回客户端事件")]
|
||
[Category("TcpServer事件")]
|
||
public event TcpServerEventHandler<ClientModel> OnOnlineClient;
|
||
protected virtual void OnTcpServerOnlineClientEnterHead(ClientModel temp)
|
||
{
|
||
if (OnOnlineClient != null)
|
||
{
|
||
CommonMethod.EventInvoket(() => { OnOnlineClient(temp); });
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#region OnOfflineClient客户端下线时返回客户端事件
|
||
[Description("客户端下线时返回客户端事件")]
|
||
[Category("TcpServer事件")]
|
||
public event TcpServerEventHandler<ClientModel> OnOfflineClient;
|
||
protected virtual void OnTcpServerOfflineClientEnterHead(ClientModel temp)
|
||
{
|
||
if (OnOfflineClient != null)
|
||
{
|
||
CommonMethod.EventInvoket(() =>
|
||
{
|
||
OnOfflineClient(temp);
|
||
});
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#region OnLog服务端读写操作时返回日志消息
|
||
[Description("服务端读写操作时返回日志消息")]
|
||
[Category("TcpServer事件")]
|
||
public event TcpServerEventHandler<ClientModel, LogType, string> OnGetLog;
|
||
protected virtual void OnGetLogEnterHead(ClientModel temp, LogType logType, string logMsg)
|
||
{
|
||
if (OnGetLog != null)
|
||
{
|
||
CommonMethod.EventInvoket(() =>
|
||
{
|
||
OnGetLog(temp, logType, logMsg);
|
||
});
|
||
}
|
||
}
|
||
#endregion
|
||
|
||
#endregion
|
||
}
|
||
}
|