SystemBackgroundService.cs
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using DataAcquisitionServer.Common.Communications;
using DataAcquisitionServer.Common.Enums;
using DataAcquisitionServer.Common.Utils;
using DataAcquisitionServer.DataAccess;
using DataAcquisitionServer.Models;
using DataAcquisitionServer.Services.DataAnalysis;
using HslCommunication.Profinet.Siemens;
using Microsoft.EntityFrameworkCore;
using System.Net;
using System.Net.Sockets;
using System.Text;
namespace DataAcquisitionServer.Services
{
public class SystemBackgroundService : BackgroundService
{
private readonly IDbContextFactory<DataContext> _dbContextFactory;
private readonly DataCacheService _dataCacheService;
private readonly IEnumerable<IDataAnalysis> _dataAnalyses;
private readonly SystemLog systemLog = SystemLog.Instance;
private readonly TcpListener _tcpServer;
private List<ICommunication> communications = new List<ICommunication>();
public SystemBackgroundService(IDbContextFactory<DataContext> dbContextFactory, DataCacheService dataCacheService, IEnumerable<IDataAnalysis> dataAnalyses)
{
_tcpServer = new TcpListener(IPAddress.Any, 8001);
//_tcpServer.Start();
_dbContextFactory = dbContextFactory;
_dataCacheService = dataCacheService;
_dataAnalyses = dataAnalyses;
}
protected override async Task ExecuteAsync(CancellationToken stoppingToken)
{
communications = Initial(_dataCacheService.Equipments.Select(x => x.CommunicationConfig).Distinct().ToList()!);
//_tcpServer.BeginAcceptTcpClient(DoAcceptTcpClient, _tcpServer);
while (!stoppingToken.IsCancellationRequested)
{
try
{
var dataReadTasks = new List<Task>();
foreach (var item in communications)
{
dataReadTasks.Add(Task.Run(() =>
{
try
{
var equipmentCaches = _dataCacheService.Equipments.Where(x => x.CommunicationConfig?.Id == item.CommunicationId).ToList();
item.Read(equipmentCaches.SelectMany(x => x.EquipmentProperties));
}
catch (Exception ex)
{
systemLog.LogError($"读取IP：{item.IpAddress}设备出现异常：{ex.Message}");
}
}, stoppingToken));
}
Task.WaitAll(dataReadTasks.ToArray(), stoppingToken);
var dataAnalysesTasks = new List<Task>();
//数据解析
foreach (var item in _dataAnalyses)
{
dataAnalysesTasks.Add(Task.Run(() =>
{
item.Analysis(communications, _dataCacheService.Equipments);
}, stoppingToken));
}
Task.WaitAll(dataAnalysesTasks.ToArray(), stoppingToken);
}
catch (Exception ex)
{
systemLog.LogError($"后台服务“{nameof(ExecuteAsync)}”方法出现异常：{ex.Message}");
}
await Task.Delay(1000, stoppingToken);
}
CloesAllConnection(communications);
}
private void DoAcceptTcpClient(IAsyncResult result)
{
var server = (TcpListener)result.AsyncState!;
var tcpClient = server.EndAcceptTcpClient(result);
var endPoint = tcpClient.Client.RemoteEndPoint?.ToString();
systemLog.LogSuccess($"[客户端[{endPoint}]已成功建立连接");
Receive(tcpClient);
server.BeginAcceptTcpClient(new AsyncCallback(DoAcceptTcpClient), server);
}
private void Receive(TcpClient tcpClient)
{
Task.Run(() =>
{
while (tcpClient.Connected)
{
try
{
var buffer = new byte[8192];
var stream = tcpClient.GetStream();
stream.Read(buffer, 0, buffer.Length);
if (buffer.Length == 0) continue;
var bufferString = Encoding.Default.GetString(buffer);
const string kukaAckFlag1 = "<robot><ack>";
const string kukaAckFlag2 = "<ack><robot>";
if (bufferString.StartsWith(kukaAckFlag1) && bufferString.EndsWith(kukaAckFlag2))
{
ReceiveKukaData(bufferString);
}
//第一位等于02，且第二位等于01，则是设备推送给上位机的报文；否则，不做任何处理
if (buffer[0].ToString("X2") != "02" || buffer[1].ToString("X2") != "01" || buffer[126] != 0x0D || buffer[127] != 0x0A)
{
continue;
}
//_rgvService.Analysis(tcpClient, _equipmentExecutorService.Equipments, buffer);
}
catch (Exception ex)
{
systemLog.LogError(ex.Message);
}
}
});
}
private List<ICommunication> Initial(IList<CommunicationConfig> communicationConfigs)
{
var result = new List<ICommunication>();
try
{
foreach (var item in communicationConfigs)
{
ICommunication communication;
switch (item.CommunicationType)
{
case CommunicationTypeConst.None:
case CommunicationTypeConst.TcpServer:
break;
case CommunicationTypeConst.KukaVarProxy:
communication = new KukaAvarProxyCommunication(item.Id, item.IpAddress, item.Port);
result.Add(communication);
break;
case CommunicationTypeConst.SiemensS7:
SiemensPLCS siemensS7Type = item.EquipmentModel switch
{
EquipmentModelConst.Siemens_S1200 => SiemensPLCS.S1200,
EquipmentModelConst.Siemens_S1500 => SiemensPLCS.S1500,
_ => default
};
communication = new SiemensS7Communication(item.Id, siemensS7Type, item.IpAddress);
result.Add(communication);
break;
case CommunicationTypeConst.TcpClient:
break;
default:
break;
}
}
}
catch (Exception ex)
{
systemLog.LogError($"设备通讯初始化异常：{ex.Message}");
}
return result;
}
/// <summary>
/// 接收库卡数据
/// </summary>
/// <param name="bufferString"></param>
private void ReceiveKukaData(string bufferString)
{
var bufferData = bufferString.Split(',').ToArray();
if (bufferString.Length == 26)
{
var kukaCode = bufferData[0];
var kukaEquipment = _dataCacheService.Equipments.Where(x => x.Code == kukaCode).FirstOrDefault();
if (kukaEquipment == null) return;
//赋值
kukaEquipment[KukaProps.BootFlag.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.WorkFlag.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.WeldFlag.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.WeldCompleteFlag.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Weld_V.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Weld_I.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Weld_Speed.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Weld_Gas.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Weld_CleanGun.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Alarm.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Work_Time.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Work_Mode.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Type.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_X.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_Y.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_Z.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_A.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_B.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_C.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_E1.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_E2.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_E3.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Pos_E4.ToString()].Value = bufferData[0];
kukaEquipment[KukaProps.Program_No.ToString()].Value = bufferData[0];
//时间赋值
foreach (var item in kukaEquipment.EquipmentProperties)
{
item.UpdateTime = DateTime.Now;
}
}
}
private static void CloesAllConnection(IEnumerable<ICommunication> communications)
{
foreach (var item in communications)
{
item.ConnectClose();
}
}
}
}