372 lines
14 KiB
C#
372 lines
14 KiB
C#
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using DotNetty.Buffers;
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using DotNetty.Transport.Channels;
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using Newtonsoft.Json.Linq;
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using Serilog;
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using System.Collections;
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using System.Diagnostics;
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using System.Net;
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using System.Text;
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using Yunda.SOMS.OperationsMainSiteGatewayServer.TcpSocket.Models;
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using Yunda.SOMS.OperationsMainSiteGatewayServer.TcpSocket.TestData;
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namespace Yunda.SOMS.OperationsMainSiteGatewayServer.TcpSocket.Server
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{
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public class DotNettyServerHandler : SimpleChannelInboundHandler<IByteBuffer>
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{
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// 定义设备信息类
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private class DeviceInfo
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{
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public bool Status { get; set; } // 设备状态（运行或离线）
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public DateTime LastUpdate { get; set; } // 最后更新时间
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public int OfflineCount { get; set; } // 连续离线计数
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}
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private IChannelHandlerContext _context;
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// 定义事件，事件处理程序包含消息和功能描述
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private readonly Dictionary<byte, IChannelHandlerContext> _connections;
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private readonly Action<byte, byte[], byte> _onMessageReceived;
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private readonly Action<byte> _onDeviceConnection;
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Dictionary<byte, DateTime> _deviceRunStates = new Dictionary<byte, DateTime>();
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byte _serverAddr;
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public DotNettyServerHandler(Dictionary<byte, IChannelHandlerContext> connections,
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Action<byte, byte[], byte> onMessageReceived, Action<Dictionary<byte, int[]>> deviceBoardStatesAction, byte addr)
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{
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_serverAddr = addr;
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_connections = connections;
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_onMessageReceived = onMessageReceived;
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//_onDeviceConnection = onDeviceConnection;
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Task.Factory.StartNew(async () =>
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{
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while (true)
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{
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try
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{
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CheckAndUpdateDeviceStates();
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SendTestData();
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await Task.Delay(1000);
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}
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catch (Exception ex)
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{
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//MonitoringEventBus.LogHandler($"客户端连接错误：{ex.StackTrace}", "定值错误信息");
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}
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}
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}, TaskCreationOptions.LongRunning);
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}
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byte heartbeatDelayCount = 0;
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byte heartbeatCount = 0;
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async void CheckAndUpdateDeviceStates()
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{
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try
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{
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if (heartbeatDelayCount ==0)
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{
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await HandleHeartbeat(_context, _serverAddr, heartbeatCount);
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foreach (var entry in _deviceRunStates)
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{
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var deviceAddress = entry.Key;
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var date = entry.Value;
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// 检查是否超过10秒未更新
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if ((DateTime.Now - date).TotalSeconds > 65)
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{
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Log.Warning($"[{DateTime.Now}] {deviceAddress} 判定为离线（超过65秒未更新）");
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await _context.CloseAsync();
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_connections.Remove(deviceAddress);
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}
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}
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}
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else
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{
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heartbeatDelayCount++;
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}
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if (heartbeatDelayCount == 30)
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{
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heartbeatDelayCount = 0;
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}
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}
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catch (Exception ex)
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{
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Log.Error(ex,$"状态检测");
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}
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}
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int sequence = 31;
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void SendTestData()
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{
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var data = SimulateData.SendProductionInformation();
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// 创建一个应用控制字实例
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ApplicationControlWord controlWord = new ApplicationControlWord(fir: true, fin: true, con: true, sequence: sequence);
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// 将控制字转换为字节
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byte controlByte = controlWord.ToByte();
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Log.Information($"Control Byte: 0x{controlByte:X2}"); // 输出控制字的十六进制表示
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SendCustomMessageAsync(_context, _serverAddr, controlByte, 1,data);
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sequence--;
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if (sequence == 15)
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{
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sequence = 31;
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}
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}
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public async override void ChannelActive(IChannelHandlerContext context)
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{
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try
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{
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string clientIp = context.Channel.RemoteAddress.ToString();
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Log.Information($"客户端连接：{clientIp}", "103客户端发送消息");
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await HandleHeartbeat(context, _serverAddr, heartbeatCount);
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base.ChannelActive(context);
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}
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catch (Exception ex)
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{
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Log.Information($"{ex.StackTrace}", "103客户端错误信息");
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}
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}
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public override void ChannelInactive(IChannelHandlerContext context)
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{
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try
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{
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string clientIp = context.Channel.RemoteAddress.ToString();
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Log.Information($"客户端断开连接：{clientIp}", "103客户端发送消息");
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base.ChannelInactive(context);
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}
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catch (Exception ex)
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{
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Log.Information($"{ex.StackTrace}", "103客户端错误信息");
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}
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}
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protected async override void ChannelRead0(IChannelHandlerContext ctx, IByteBuffer msg)
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{
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_context = ctx;
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try
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{
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byte startByte = msg.ReadByte();
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ushort length = msg.ReadUnsignedShort();
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byte address = msg.ReadByte();
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if (length == 6) //心跳
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{
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HandleHeatbeatInfo(msg, address, ctx);
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return;
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}
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byte controlWord = msg.ReadByte();
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byte functionType = msg.ReadByte();
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// 计算数据长度
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int dataLength = length - 6;
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if (msg.ReadableBytes < dataLength)
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{
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// 数据不足，等待更多数据
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return;
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}
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byte[] data = new byte[dataLength];
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msg.ReadBytes(data);
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string clientIp = ctx.Channel.RemoteAddress.ToString();
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Log.Information($"客户端ip地址：{clientIp}");
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string description = FunctionCodeDescriptions.GetDescription(functionType);
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Log.Information($"地址 {address} 功能码：{functionType} 数据长度：{dataLength}", "103客户端消息");
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Log.Information($"地址 {address} 功能码：{functionType} 数据长度：{dataLength}", "103客户端消息");
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Task.Run(() => _onMessageReceived?.Invoke(address, data, functionType));
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HandleFunctionCodeAsync(functionType, address, controlWord, data, ctx);
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}
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catch (Exception ex)
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{
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Log.Information($"Error in ChannelRead0: {ex.StackTrace}", "103客户端发送消息");
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}
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}
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private void HandleHeatbeatInfo(IByteBuffer msg, byte address, IChannelHandlerContext ctx)
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{
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byte handleHearfunctionType = msg.ReadByte();
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byte handleHeardata = msg.ReadByte();
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if (handleHearfunctionType == 7)
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{
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if (_connections.ContainsKey(address))
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{
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_connections[address] = ctx;
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}
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else
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{
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_connections.Add(address, ctx);
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}
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Log.Information($"接受到心跳信息:地址：{address} 序列号：{handleHeardata}");
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if (_deviceRunStates.ContainsKey(address))
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{
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_deviceRunStates[address] = DateTime.Now;
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}
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else
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{
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_deviceRunStates.Add(address, DateTime.Now);
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}
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//await HandleHeartbeat(ctx, _serverAddr, handleHeardata);
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}
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}
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private async Task HandleFunctionCodeAsync(byte functionType, byte address, byte controlWord, byte[] data, IChannelHandlerContext ctx)
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{
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switch (functionType)
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{
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case 0:
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break;
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case 1: //装置生产信息报文
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Log.Information($"收到装置生产信息报文: {BitConverter.ToString(data)}");
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break;
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case 2:
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// 装置版本信息报文
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break;
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case 3: //装置运行信息报文
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Log.Information($"版本信息: {Encoding.ASCII.GetString(data)}", "103客户端信息");
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break;
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case 4:
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// 板件状态自诊断信息报文
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break;
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case 5:
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//装置运行状态自诊断信息报文
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//MonitoringEventBus.LogHandler($"开入开出信息: {Encoding.ASCII.GetString(data)}", "103客户端信息");
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break;
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case 6:
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//二次回路智能诊断信息报文
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//await UpdateDeviceCommunicationStateAsync(address, data, ctx);
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break;
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case 10:
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// 信息召唤
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Log.Information("信息召唤");
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break;
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default:
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//MonitoringEventBus.LogHandler("未知的功能码", "103客户端信息");
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break;
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}
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}
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/// <summary>
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/// 心跳信息
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/// </summary>
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/// <param name="context"></param>
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/// <param name="address"></param>
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/// <param name="data"></param>
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/// <returns></returns>
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private async Task HandleHeartbeat(IChannelHandlerContext context, byte address, byte data)
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{
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if (context == null)
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{
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return;
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}
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try
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{
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// 构建数据帧
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byte[] buffer = new byte[6];
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// 填入启动字符
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buffer[0] = 0x68;
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// 填入长度（假设数据部分为50字节，2字节长度字段+1字节地址+1字节标志位）
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byte dataLength = 6;
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buffer[1] = 0; // 长度低字节
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buffer[2] = dataLength; // 长度高字节
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// 填入地址、应用控制字、功能类型
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buffer[3] = address; // 示例地址
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buffer[4] = 7; // 示例功能类型
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buffer[5] = data;
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// 填入数据部分
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IByteBuffer wrappedBuffer = Unpooled.WrappedBuffer(buffer);
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// 发送数据
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await context.WriteAndFlushAsync(wrappedBuffer);
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Log.Information($"发送心跳信息：序号:{data} 地址：{address}");
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}
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catch (Exception ex)
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{
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Log.Error(ex, "心跳信息");
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}
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heartbeatCount++;
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// 防止溢出
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if (heartbeatCount == 0xFF) // 如果超过 255，则重置为 0
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{
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heartbeatCount = 0;
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}
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}
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public override async void ExceptionCaught(IChannelHandlerContext context, Exception ex)
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{
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try
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{
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//MonitoringEventBus.LogHandler(ex.Message, "103客户端错误消息");
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Log.Information(ex, "错误消息");
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await context.CloseAsync();
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}
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catch (Exception ex1)
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{
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//MonitoringEventBus.LogHandler($"Error: {ex1.StackTrace}", "关闭tcp客户端");
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}
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}
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// 发送自定义消息
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public async Task SendCustomByteMessageAsync(IChannelHandlerContext context, byte address, byte controlWord, byte functionType, byte data)
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{
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try
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{
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await SendCustomMessageAsync(context, address, controlWord, functionType, new byte[] { data });
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}
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catch (Exception ex)
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{
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Log.Information($"Error: {ex.StackTrace}");
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}
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}
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// 发送自定义消息
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public async Task SendCustomMessageAsync(IChannelHandlerContext context, byte address, byte controlWord, byte functionType, byte[] data)
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{
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try
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{
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if (context==null|| data == null|| data.Length==0)
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{
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return;
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}
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ushort dataLength = (ushort)(6 + data.Length);
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// 构建数据帧
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byte[] buffer = new byte[dataLength];
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// 填入启动字符
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buffer[0] = 0x68;
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// 填入长度（假设数据部分为50字节，2字节长度字段+1字节地址+1字节标志位）
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byte[] bytes = BitConverter.GetBytes(dataLength);
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buffer[1] = bytes[0]; // 长度低字节
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buffer[2] = bytes[1]; // 长度高字节
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// 填入地址、应用控制字、功能类型
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buffer[3] = address; // 示例地址
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buffer[4] = controlWord; // 示例应用控制字
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buffer[5] = functionType; // 示例功能类型
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for (ushort i = 6; i < dataLength; i++)
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{
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buffer[i] = data[i-6];
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}
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// 填入数据部分
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IByteBuffer wrappedBuffer = Unpooled.WrappedBuffer(buffer);
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// 发送数据
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|||
|
|
await context.WriteAndFlushAsync(wrappedBuffer);
|
|||
|
|
string hexString = BitConverter.ToString(buffer).Replace("-", " ");
|
|||
|
|
Log.Information($"地址：{address} 功能码：{functionType} 数据：{hexString}");
|
|||
|
|
await Task.Delay(100);
|
|||
|
|
}
|
|||
|
|
catch (Exception ex)
|
|||
|
|
{
|
|||
|
|
Log.Information($"Error: {ex.StackTrace}");
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
}
|
|||
|
|
|
|||
|
|
|
|||
|
|
|