/// <summary>
/// 子线程主体
/// </summary>
/// <param name="objData"></param>
private static void ThreadHandler(object objData)
{
NetStructure.NormalDataStruct dataInfo = (NetStructure.NormalDataStruct)objData;
while (true)
{
try
{
ReceiveByProtocol(dataInfo.stream, ref dataInfo);
HandlerByProtocol(ref dataInfo);
}
catch (System.IO.IOException ioEx)
{
if (!ioEx.Message.Contains("远程主机强迫关闭了一个现有的连接") && !ioEx.Message.Contains("没有正确答复或连接的主机没有反应"))
{//忽略设备断开连接的错误，因为可能是设备断电导致，下次上电会自动重连
db.InsertErrorInfo(enumSystemErrorCode.TcpMachineStreamException, ioEx, dataInfo.IpAddress, dataInfo.Content);
}
dataInfo.stream.Close();
dataInfo.stream.Dispose();
dataInfo.stream = null;
if (netConnection.Keys.Contains(dataInfo.MachineId))
{
netConnection.Remove(dataInfo.MachineId);
}
break;
}
catch (Exception ex)
{
db.InsertErrorInfo(enumSystemErrorCode.TcpMachineStreamException, ex, dataInfo.IpAddress, dataInfo.Content);
}
}
}
public static string StartServer()
{
string strError = null;
try
{
//清空原来所有实时数据
ClearRedisServer();
//数据下派 子线程
Thread threadSend = new Thread(DownScheduleHandler);
threadSend.Start();
//异常日志写入子线程
Thread threadErrorInsert = new Thread(db.InsertErrorInfo);
threadErrorInsert.Start();
//端口监听并接受数据
serverListen = new TcpListener(IPAddress.Any, SERVER_PORT_NUMBER);
serverListen.Start();
keepListening = true;
while (keepListening)
{
TcpClient serverReceive = serverListen.AcceptTcpClient();
NetStructure.NormalDataStruct dataInfo = new NetStructure.NormalDataStruct();
dataInfo.stream = serverReceive.GetStream();
dataInfo.IpAddress = ((IPEndPoint)serverReceive.Client.RemoteEndPoint).Address.ToString();
//子线程接收和处理信息
Thread ThreadHanler = new Thread(new ParameterizedThreadStart(ThreadHandler));
ThreadHanler.Start(dataInfo);
}
//ClientHanlderProductInfo info = new ClientHanlderProductInfo();
//info.HandlerTest();
}
catch (SocketException socketEx)
{
db.InsertErrorInfo(enumSystemErrorCode.TcpListenerException, socketEx, "监听异常", null);
strError = socketEx.Message;
System.Net.NetworkInformation.IPGlobalProperties ipProperties = System.Net.NetworkInformation.IPGlobalProperties.GetIPGlobalProperties();
IPEndPoint[] ipEndPoints = ipProperties.GetActiveTcpListeners();
foreach (IPEndPoint endPoint in ipEndPoints)
{
if (endPoint.Port == SERVER_PORT_NUMBER)
{
keepListening = true;
strError = "操作成功";
break;
}
}
}
catch (Exception ex)
{
strError = ex.Message;
db.InsertErrorInfo(enumSystemErrorCode.TcpListenerException, ex, "监听异常", null);
}
return(strError);
}
/// <summary>
/// 服务器返回结果编码
/// </summary>
/// <param name="cmd"></param>
/// <param name="byteResp"></param>
/// <param name="buff"></param>
public static void EncodeServerResp(enumCommandType cmd, byte[] byteResp, out byte[] buff)
{
NetStructure.NormalDataStruct data = new NetStructure.NormalDataStruct()
{
Code = cmd,
FactoryNumber = FACTORY_NORMAL,
contentLen = byteResp.Length,
Content = byteResp
};
EncodeData(data, out buff);
}
/// <summary>
/// 下派施工单编码
/// </summary>
/// <param name="buff"></param>
public static void EncodeSchedule(Schedules schedule, out byte[] buff)
{
byte[] content = new byte[1024];
int locIdx = 0, tempLen = 2;
//机器码
byte[] machineBytes = ConvertHelper.Int16ToBytes(schedule.MachineId, true);
Array.Copy(machineBytes, content, tempLen);
locIdx += tempLen;
//施工单编号
byte[] numberBytes = Encoding.ASCII.GetBytes(schedule.Number);
tempLen = numberBytes.Length;
content[locIdx++] = (byte)tempLen;
Array.Copy(numberBytes, 0, content, locIdx, tempLen);
locIdx += tempLen;
//施工单商品总数量
byte[] countByte = ConvertHelper.Int32ToBytes(schedule.ProductCount, true);
Array.Copy(countByte, 0, content, locIdx, 4);
locIdx += 4;
//上跳持续数量
countByte = ConvertHelper.Int16ToBytes(schedule.UpContinueCount, true);
Array.Copy(countByte, 0, content, locIdx, 2);
locIdx += 2;
//落下持续数量
countByte = ConvertHelper.Int16ToBytes(schedule.DownContinueCount, true);
Array.Copy(countByte, 0, content, locIdx, 2);
locIdx += 2;
//详细信息
byte[] detailBytes = Encoding.GetEncoding("GBK").GetBytes(schedule.DetailInfo);
tempLen = detailBytes.Length;
byte[] lengthByte = ConvertHelper.Int16ToBytes(tempLen, true);
Array.Copy(lengthByte, 0, content, locIdx, 2);
locIdx += 2;
Array.Copy(detailBytes, 0, content, locIdx, tempLen);
locIdx += tempLen;
//注意事项
byte[] noticeBytes = Encoding.GetEncoding("GBK").GetBytes(schedule.NoticeInfo);
tempLen = noticeBytes.Length;
lengthByte = ConvertHelper.Int16ToBytes(tempLen, true);
Array.Copy(lengthByte, 0, content, locIdx, 2);
locIdx += 2;
Array.Copy(noticeBytes, 0, content, locIdx, tempLen);
locIdx += tempLen;
NetStructure.NormalDataStruct data = new NetStructure.NormalDataStruct()
{
Code = enumCommandType.DOWN_SHEDULE_SEND,
contentLen = locIdx,
Content = content
};
EncodeData(data, out buff);
}
private static bool ReceiveByProtocol(NetworkStream ns, ref NetStructure.NormalDataStruct dataInfo)
{
bool result = false;
byte[] byteHead = new byte[Coder.PROTOCOL_HEAD_COUNT];
if (!ReadBuffer(ns, Coder.PROTOCOL_HEAD_COUNT, byteHead))
{
db.InsertErrorInfo(enumSystemErrorCode.TcpRecieveErr, null, "数据头读取超时", byteHead);
return(result);
}
//int headIdx = 0;
//while (true)
//{
// if (byteHead[headIdx] == Coder.PROTOCOL_HEAD_START[0] && byteHead[headIdx + 1] == Coder.PROTOCOL_HEAD_START[1] &&
// byteHead[headIdx + 2] == Coder.PROTOCOL_HEAD_START[2] && byteHead[headIdx + 3] == Coder.PROTOCOL_HEAD_START[3])
// {
// break;
// }
// headIdx++;
// if (headIdx > Coder.PROTOCOL_HEAD_COUNT - 4)
// {
// ReadBuffer(ns, Coder.PROTOCOL_HEAD_COUNT, byteHead);
// headIdx = 0;
// }
//}
//if (headIdx > 0)
//{
// byte[] byteTemp = new byte[headIdx];
// ReadBuffer(ns, headIdx, byteTemp);
// for (int i = 0; i < Coder.PROTOCOL_HEAD_COUNT - headIdx; i++)
// {
// byteHead[i] = byteHead[i + headIdx];
// }
// for (int i = Coder.PROTOCOL_HEAD_COUNT - headIdx; i < Coder.PROTOCOL_HEAD_COUNT; i++)
// {
// byteHead[i] = byteTemp[i + headIdx - Coder.PROTOCOL_HEAD_COUNT];
// }
//}
Coder.DecodeData(byteHead, ref dataInfo);
if (!ReadBuffer(ns, dataInfo.contentLen, dataInfo.Content))
{
db.InsertErrorInfo(enumSystemErrorCode.TcpRecieveErr, null, "数据主体读取超时", byteHead);
return(result);
}
result = true;
return(result);
}
/// <summary>
/// 基本格式解码
/// </summary>
/// <param name="buff"></param>
/// <returns></returns>
public static NetStructure.NormalDataStruct DecodeData(byte[] buff, ref NetStructure.NormalDataStruct data)
{
int locIdx = 4;
data.FactoryNumber = ConvertHelper.BytesToInt32(buff, 0, true);
data.Code = (enumCommandType)ConvertHelper.BytesToInt16(buff, locIdx, true);
locIdx += 2;
data.contentLen = ConvertHelper.BytesToInt32(buff, locIdx, true);
locIdx += 4;
data.FillField = ConvertHelper.BytesToInt16(buff, locIdx, true);
locIdx += 2;
data.Content = new byte[data.contentLen];
return(data);
}
/// <summary>
/// 基本格式编码
/// </summary>
/// <param name="data"></param>
/// <param name="buff"></param>
private static void EncodeData(NetStructure.NormalDataStruct data, out byte[] buff)
{
buff = new byte[data.contentLen + 12];
byte[] magicByte = ConvertHelper.Int32ToBytes(FACTORY_NORMAL, true);
Array.Copy(magicByte, buff, 4);
byte[] cmdByte = ConvertHelper.Int16ToBytes((Int16)data.Code, true);
Array.Copy(cmdByte, 0, buff, 4, 2);
byte[] conLenByte = ConvertHelper.Int32ToBytes(data.contentLen, true);
Array.Copy(conLenByte, 0, buff, 6, 4);
int randInfo = new Random().Next(0, 0xFFFF);
byte[] randInfoByte = ConvertHelper.Int16ToBytes(randInfo, true);
Array.Copy(randInfoByte, 0, buff, 10, 2);
if (data.Content != null)
{
Array.Copy(data.Content, 0, buff, 12, data.contentLen);
}
}
private static void HandlerByProtocol(ref NetStructure.NormalDataStruct dataInfo)
{
try
{
interfaceClientHanlder clientHandler = GetHandlerByCommand(dataInfo.Code);
if (clientHandler == null)
{
db.InsertErrorInfo(enumSystemErrorCode.TcpDefaultHandlerErr, null, dataInfo.IpAddress, dataInfo.Content);
return;
}
byte[] byteResult = clientHandler.HandlerClientData(dataInfo.Content);
//返回信息
byte[] buffResp = null;
if (clientHandler.ShouldResponse())
{
Coder.EncodeServerResp(dataInfo.Code + 1, byteResult, out buffResp);
dataInfo.stream.Write(buffResp, 0, buffResp.Length);
}
int tempMachineId = dataInfo.Code == enumCommandType.UP_DEVICE_SETTING_SEND ?
ConvertHelper.BytesToInt16(buffResp, buffResp.Length - 2, true) : //设置协议没有设备ID，所以用返回回去的ID
ConvertHelper.BytesToInt16(dataInfo.Content, true); //其它协议以设备ID开头
dataInfo.MachineId = tempMachineId;
if (netConnection.ContainsKey(tempMachineId))
{
netConnection[tempMachineId] = dataInfo.stream;
}
else
{
netConnection.Add(tempMachineId, dataInfo.stream);
}
}
catch (Exception ex)
{
db.InsertErrorInfo(enumSystemErrorCode.TcpHandlerException, ex, dataInfo.IpAddress, dataInfo.Content);
}
}
/// <summary>
/// 施工单操作编码
/// </summary>
/// <param name="schedule"></param>
/// <param name="buff"></param>
public static void EncodeScheHandler(Schedules schedule, enumCommandType command, out byte[] buff)
{
byte[] content = new byte[1024];
int locIdx = 0, tempLen = 2;
//机器码
byte[] machineBytes = ConvertHelper.Int16ToBytes(schedule.MachineId, true);
Array.Copy(machineBytes, content, tempLen);
locIdx += tempLen;
//施工单编号
byte[] numberBytes = Encoding.ASCII.GetBytes(schedule.Number);
tempLen = numberBytes.Length;
content[locIdx++] = (byte)tempLen;
Array.Copy(numberBytes, 0, content, locIdx, tempLen);
locIdx += tempLen;
NetStructure.NormalDataStruct data = new NetStructure.NormalDataStruct()
{
Code = command,
contentLen = locIdx,
Content = content
};
EncodeData(data, out buff);
}