140 lines
5.2 KiB
C#
140 lines
5.2 KiB
C#
using Abp.Dependency;
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using DotNetty.Buffers;
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using DotNetty.Codecs;
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using DotNetty.Transport.Bootstrapping;
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using DotNetty.Transport.Channels;
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using DotNetty.Transport.Channels.Sockets;
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using Serilog;
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using System;
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using System.Collections.Generic;
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using System.Diagnostics;
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using System.Runtime;
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using System.Threading.Tasks;
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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 DotNettyTcpServer : ISingletonDependency
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{
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// 定义 MessageReceived 事件
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public event Action< byte, byte[], byte> MessageReceived; // 装置地址，功能码，消息
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public Dictionary<string,DotNettyServerHandler> dotNettyServerHandlers = new Dictionary<string, DotNettyServerHandler>();
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public DotNettyTcpServer()
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{
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//_dotNettyServerHandler = dotNettyServerHandler;
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MessageReceived += DotNettyTcpServer_MessageReceived;
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}
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private async void DotNettyTcpServer_MessageReceived(byte addr, byte[] data, byte functype)
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{
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if (functype == 10) //总召
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{
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SimulateData.Test1(this);
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await Task.Delay(1000);
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SimulateData.Test2(this);
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await Task.Delay(1000);
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SimulateData.Test3(this);
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await Task.Delay(1000);
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SimulateData.Test4(this);
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await Task.Delay(1000);
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}
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}
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MultithreadEventLoopGroup bossGroup ;
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MultithreadEventLoopGroup workerGroup ;
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int maxFrameLength = 65536; // 设置最大帧长度
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int lengthFieldOffset = 1; // 长度字段的偏移量，从启动字符之后开始
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int lengthFieldLength = 2; // 长度字段的字节长度
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int lengthAdjustment = -3; // 长度调整，将读取的长度减去启动字符和长度字段的字节数
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int initialBytesToStrip = 0; // 保留所有字节
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public async Task RunServerAsync(byte addr)
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{
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bossGroup = new MultithreadEventLoopGroup(1);
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workerGroup = new MultithreadEventLoopGroup();
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try
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{
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GCSettings.LatencyMode = GCLatencyMode.LowLatency;
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var bootstrap = new ServerBootstrap();
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bootstrap.Group(bossGroup, workerGroup)
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.Channel<TcpServerSocketChannel>()
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.Option(ChannelOption.SoBacklog, 100)
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.ChildHandler(new ActionChannelInitializer<IChannel>(channel =>
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{
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var serverHandler = new DotNettyServerHandler(MessageReceived, OnChannelInactive, addr);
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channel.Pipeline.AddLast(new LengthFieldBasedFrameDecoder(
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maxFrameLength,
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lengthFieldOffset,
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lengthFieldLength,
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lengthAdjustment,
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initialBytesToStrip
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));
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channel.Pipeline.AddLast(serverHandler);
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channel.Pipeline.AddLast("hexDumpHandler", new HexDumpHandler());
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string ip = channel.RemoteAddress.ToString();
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if (!dotNettyServerHandlers.ContainsKey(ip))
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{
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dotNettyServerHandlers.Add(ip, serverHandler);
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}
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else
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{
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dotNettyServerHandlers[ip] = serverHandler;
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}
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}));
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IChannel boundChannel = await bootstrap.BindAsync(3000);
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Log.Information("服务器启动并监听端口 3000...");
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}
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finally
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{
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}
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}
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// 客户端断开连接时的回调
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private void OnChannelInactive(string channelIp)
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{
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Console.WriteLine($"客户端断开连接: {channelIp}");
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dotNettyServerHandlers.Remove(channelIp);
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}
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public async Task StopSeverAsync()
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{
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try
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{
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await Task.WhenAll(
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bossGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)),
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workerGroup.ShutdownGracefullyAsync(TimeSpan.FromMilliseconds(100), TimeSpan.FromSeconds(1)));
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}
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catch (Exception ex)
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{
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Log.Information("服务器关闭并监听端口 7110...", "获取信息");
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}
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}
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public async void SendMessage(byte address, byte functionType, string data)
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{
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try
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{
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foreach (var item in dotNettyServerHandlers.Values)
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{
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//byte addr = byte(new Random().Next(1,99));
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byte[] utf8Bytes = System.Text.Encoding.UTF8.GetBytes(data);
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await item.SendCustomMessageAsync(address, functionType, utf8Bytes);
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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,"");
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}
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}
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}
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}
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