private void Run()
{
m_isThreadStop = false;
ServiceLog.LogServiceMessage(string.Format("开始连接[{0}:{1}]", m_serverIP, m_serverPort));
m_clientSocket = CreateClientSocket(m_serverIP, m_serverPort);
if (m_clientSocket != null)
{
ServiceLog.LogServiceMessage(string.Format("连接[{0}:{1}]成功", m_serverIP, m_serverPort));
try
{
while (m_clientSocket != null && m_clientSocket.Connected)
{
Thread.Sleep(2047);
DisplayMessage(m_config.ModbusOperations.Count().ToString());
//SendAsync(m_clientSocket, DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss\r\n"));
foreach (ModbusTcpOperation operation in m_config.ModbusOperations)
{
DisplayMessage(operation.StartAddr.ToString());
byte[] plc_send = new byte[12];
byte[] identifier = BitConverter.GetBytes(operation.Identifier);
byte[] protocol = BitConverter.GetBytes(operation.Protocol);
byte[] length = BitConverter.GetBytes(operation.Length);
byte[] startAddr = BitConverter.GetBytes((ushort)operation.StartAddr);
byte[] regCount = BitConverter.GetBytes((ushort)operation.RegCount);
plc_send[0] = identifier[1];
plc_send[1] = identifier[0];
plc_send[2] = protocol[1];
plc_send[3] = protocol[0];
plc_send[4] = length[1];
plc_send[5] = length[0];
plc_send[6] = (byte)operation.DeviceAddr;
plc_send[7] = (byte)operation.FunctionCode;
plc_send[8] = startAddr[1];
plc_send[9] = startAddr[0];
plc_send[10] = regCount[1];
plc_send[11] = regCount[0];
SendAsync(m_clientSocket, plc_send);
StateObject stateObj = new StateObject();
stateObj.ClientSocket = m_clientSocket;
DisplayMessage("");
DisplayMessage("开始接收信息...");
m_clientSocket.BeginReceive(stateObj.Buffer, 0, StateObject.BufferSize,
0, new AsyncCallback(ReceiveCallback), stateObj);
}
}
}
catch (Exception e)
{
DisplayMessage(string.Format("连接出现异常：{0}", e.Message));
}
DisplayMessage("结束...");
}
}
private void Run()
{
m_isThreadStop = false;
ServiceLog.LogServiceMessage(string.Format("开始连接[{0}:{1}]", m_serverIP, m_serverPort));
m_clientSocket = CreateClientSocket(m_serverIP, m_serverPort);
if (m_clientSocket != null)
{
ServiceLog.LogServiceMessage(string.Format("连接[{0}:{1}]成功", m_serverIP, m_serverPort));
try
{
while (m_clientSocket != null && m_clientSocket.Connected)
{
Thread.Sleep(47);
SendAsync(m_clientSocket, DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss\r\n"));
StateObject stateObj = new StateObject();
stateObj.ClientSocket = m_clientSocket;
DisplayMessage("");
DisplayMessage("开始接收信息...");
m_clientSocket.BeginReceive(stateObj.Buffer, 0, StateObject.BufferSize,
0, new AsyncCallback(ReceiveCallback), stateObj);
}
}
catch (Exception e)
{
DisplayMessage(string.Format("连接出现异常：{0}", e.Message));
}
DisplayMessage("结束...");
}
}
public void OnStart(string dataProtocol, string serverIP, string serverPort,
GetDataServiceDAL dal)
{
if (!IPAddress.TryParse(serverIP, out m_serverIP))
{
ServiceLog.LogServiceMessage(string.Format("IP地址[{0}]无效。", serverIP));
return;
}
if (!ushort.TryParse(serverPort, out m_serverPort))
{
ServiceLog.LogServiceMessage(string.Format("端口[{0}]无效。", serverPort));
return;
}
try
{
m_clientThread = new Thread(new ThreadStart(Run));
m_clientThread.IsBackground = true;
m_clientThread.Start();
}
catch (Exception)
{
throw;
}
}
//protected override void OnStart(string[] args)
public void OnStart()
{
ServiceLog.LogServiceMessage("启动服务");
//读取配置，获取服务器列表，每个服务器创建一个对应的客户端连接
m_svrCfg = new ServersConfig();
List <DataServerConfigDesc> dataServers = m_svrCfg.GetServerConfigDescList();
foreach (DataServerConfigDesc dataServer in dataServers)
{
ServiceLog.LogServiceMessage(dataServer.ServerCommType);
switch (dataServer.ServerCommType.ToUpper())
{
case "MODBUSTCP":
ModbusTcpConfig mbTcpCfg = new ModbusTcpConfig(dataServer.ServerName,
dataServer.ServerCommType, dataServer.ServerConfigNode);
if (mbTcpCfg != null)
{
ModbusTCPHandler mbTcpHandler = new ModbusTCPHandler(mbTcpCfg);
m_commHandlers.Add(mbTcpHandler);
mbTcpHandler.OnStart();
}
break;
default:
break;
}
//通讯太频繁会出问题
Thread.Sleep(10);
}
}
public ServersConfig()
{
m_xmlDoc = new XmlDocument();
try
{
m_xmlDoc.Load(string.Format("{0}\\ServersConfig.xml",
AppDomain.CurrentDomain.BaseDirectory));
}
catch (Exception ex)
{
m_xmlDoc = null;
ServiceLog.LogServiceMessage(ex.Message);
}
}
public override void OnStart()
{
if (!IPAddress.TryParse(m_config.ServerIP, out m_serverIP))
{
IPAddress[] ips = Dns.GetHostAddresses(m_config.ServerIP);
if (ips.Length == 0)
{
ServiceLog.LogServiceMessage(string.Format("IP地址[{0}]无效。", m_config.ServerIP));
return;
}
else
{
foreach (IPAddress ip in ips)
{
if (!ip.IsIPv6LinkLocal && !ip.IsIPv6Multicast && !ip.IsIPv6SiteLocal)
{
m_serverIP = ip;
break;
}
}
if (m_serverIP == null)
{
ServiceLog.LogServiceMessage(string.Format("IP地址[{0}]无效。", m_config.ServerIP));
return;
}
}
}
m_serverPort = m_config.ServerPort;
try
{
m_clientThread = new Thread(new ThreadStart(Run));
m_clientThread.IsBackground = true;
m_clientThread.Start();
}
catch (Exception)
{
throw;
}
}
private Socket CreateClientSocket(IPAddress serverIP, ushort serverPort)
{
Socket clientSocket = null;
try
{
IPEndPoint endPoint = new IPEndPoint(serverIP, serverPort);
clientSocket = new Socket(AddressFamily.InterNetwork,
SocketType.Stream, ProtocolType.Tcp);
clientSocket.Connect(endPoint);
return(clientSocket);
}
catch (Exception e)
{
ServiceLog.LogServiceMessage(string.Format("连接[{0}:{1}]失败：{2}",
serverIP, serverPort, e.Message));
return(null);
}
}
private List <ModbusTcpOperation> GetModbusTcpOperations()
{
List <ModbusTcpOperation> ops = new List <ModbusTcpOperation>();
XmlNode opsNode = GetModbusTcpOperationsNode();
if (opsNode != null)
{
XmlNodeList opNodeList = opsNode.SelectNodes("operation");
foreach (XmlNode opNode in opNodeList)
{
ModbusTcpOperation op = new ModbusTcpOperation();
if (opNode.Attributes["device_addr"] != null)
{
string sDeviceAddr = opNode.Attributes["device_addr"].Value;
byte tempDeviceAddr;
if (byte.TryParse(sDeviceAddr, out tempDeviceAddr))
{
op.DeviceAddr = tempDeviceAddr;
}
}
if (op.DeviceAddr == null)
{
continue;
}
if (opNode.Attributes["func_code"] != null)
{
string sFuncCode = opNode.Attributes["func_code"].Value;
byte tempFuncCode;
if (byte.TryParse(sFuncCode, out tempFuncCode))
{
op.FunctionCode = tempFuncCode;
}
}
if (op.FunctionCode == null)
{
continue;
}
if (opNode.Attributes["start_addr"] != null)
{
string sStartAddr = opNode.Attributes["start_addr"].Value;
ushort tempStartAddr;
if (ushort.TryParse(sStartAddr, out tempStartAddr))
{
op.StartAddr = tempStartAddr;
}
}
if (op.StartAddr == null)
{
continue;
}
if (opNode.Attributes["reg_count"] != null)
{
string sRegCount = opNode.Attributes["reg_count"].Value;
ushort tempRegCount;
if (ushort.TryParse(sRegCount, out tempRegCount))
{
op.RegCount = tempRegCount;
}
}
if (op.RegCount == null)
{
continue;
}
op.Length = 6;
op.Protocol = 0;
op.Identifier = m_identifier++;
ServiceLog.LogServiceMessage(op.ToString());
ops.Add(op);
}
}
return(ops);
}
protected override void OnStop()
{
ServiceLog.LogServiceMessage("停止服务");
}