前言：
这个是获取Windows系统的一些性能的帮助类，其中有：系统内存、硬盘、CPU、网络（个人测试还是比较准的）、Ping。单个进程的内存、Cpu、网络（不准）。
最初在这个的时候在各种搜索引擎中查询相关资料，发现都有些问题，然后就改了下，总结下，为其他人提供下方便吧。
代码：
代码中最后返回的实体不用管，改为自己的即可。
1 using System; 2 using System.Collections.Generic; 3 using System.Diagnostics; 4 using System.IO; 5 using System.Linq; 6 using System.Management; 7 using System.Net; 8 using System.Net.NetworkInformation; 9 using System.Text; 10 using System.Text.RegularExpressions; 11 using System.Threading; 12 using System.Threading.Tasks; 13 using Echevil; 14 using Microsoft.VisualBasic.Devices; 15 using SharpPcap; 16 using TLZ.OldSite.DB.MongoDB.Model; 17 18 namespace TLZ.Helper 19 { 20 /// <summary> 21 /// 获取操作系统任务管理器 22 /// 信息的帮助类 23 /// </summary> 24 public class ProcessHelper 25 { 26 private readonly PerformanceCounter _cpu; 27 private readonly ComputerInfo _cinf; 28 private readonly string _ip; 29 private readonly NetworkInterface[] _interfaceCard; 30 private string _uploadInternet = "0";//上行默认数值 31 private string _downloadInternet = "0";//下行默认数值 32 public ProcessInternet _procInfo = null; 33 public ProcessHelper() 34 { 35 _cpu = new PerformanceCounter("Processor", "% Processor Time", "_Total"); 36 _cinf = new ComputerInfo(); 37 _ip = GetIPAddress(); 38 _interfaceCard = NetworkInterface.GetAllNetworkInterfaces(); 39 _procInfo = new ProcessInternet(); 40 } 41 42 #region IP获取 43 public string GetIPAddress() 44 { 45 try 46 { 47 //获取IP地址 48 string st = ""; 49 ManagementClass mc = new ManagementClass("Win32_NetworkAdapterConfiguration"); 50 ManagementObjectCollection moc = mc.GetInstances(); 51 foreach (ManagementObject mo in moc) 52 { 53 if ((bool)mo["IPEnabled"] == true) 54 { 55 System.Array ar; 56 ar = (System.Array)(mo.Properties["IpAddress"].Value); 57 st = ar.GetValue(0).ToString(); 58 break; 59 } 60 } 61 moc = null; 62 mc = null; 63 return st; 64 } 65 catch 66 { 67 return "unknow"; 68 } 69 finally 70 { 71 } 72 } 73 #endregion 74 75 #region 获取系统内存信息 76 public SystemMemories GetSystemMemory() 77 { 78 var cinf = this._cinf; 79 var used_mem = cinf.TotalPhysicalMemory - cinf.AvailablePhysicalMemory; 80 var mb_mem = used_mem.ConvertBytes(2); 81 var pmem = Convert.ToUInt64(mb_mem).ConvertBytes(1); 82 var memoryUsageRate = Math.Round((double)(used_mem / Convert.ToDecimal(cinf.TotalPhysicalMemory) * 100), 0); 83 var memoryALLCountGB = cinf.TotalPhysicalMemory.ConvertBytes(3); 84 return new SystemMemories 85 { 86 MemoryUsageRate = memoryUsageRate, 87 MemoryUsageGB = pmem, 88 MemoryUsageMB = mb_mem, 89 MemoryALLCountGB = memoryALLCountGB, 90 DateTimeNow = DateTime.Now 91 }; 92 } 93 #endregion 94 95 #region 获取系统CPU信息 96 public SystemCpu GetSystemCpu() 97 { 98 var cpuUsageRate = Math.Round(this._cpu.NextValue(), 0); 99 return new SystemCpu 100 { 101 CpuUsageRate = cpuUsageRate, 102 DateTimeNow = DateTime.Now 103 }; 104 } 105 #endregion 106 107 #region 获取系统硬盘 108 public List<SystemHdd> GetSystemHdd() 109 { 110 List<SystemHdd> systemHdd = new List<SystemHdd>(); 111 List<SystemHddContext> listInfo = GetDiskListInfo(); 112 if (listInfo != null && listInfo.Count > 0) 113 { 114 foreach (SystemHddContext disk in listInfo) 115 { 116 systemHdd.Add(new SystemHdd 117 { 118 HddName = disk.PartitionName, 119 AllSpace = ManagerDoubleValue(disk.SumSpace, 1), 120 UseSpace = ManagerDoubleValue(disk.SumSpace - disk.FreeSpace, 1), 121 SurplusSpace = ManagerDoubleValue(disk.FreeSpace, 1), 122 DateTimeNow = DateTime.Now 123 }); 124 } 125 } 126 return systemHdd; 127 128 } 129 private List<SystemHddContext> GetDiskListInfo() 130 { 131 List<SystemHddContext> list = null; 132 //指定分区的容量信息 133 try 134 { 135 SelectQuery selectQuery = new SelectQuery("select * from win32_logicaldisk"); 136 137 ManagementObjectSearcher searcher = new ManagementObjectSearcher(selectQuery); 138 139 ManagementObjectCollection diskcollection = searcher.Get(); 140 if (diskcollection != null && diskcollection.Count > 0) 141 { 142 list = new List<SystemHddContext>(); 143 SystemHddContext harddisk = null; 144 foreach (ManagementObject disk in searcher.Get()) 145 { 146 int nType = Convert.ToInt32(disk["DriveType"]); 147 if (nType != Convert.ToInt32(DriveType.Fixed)) 148 { 149 continue; 150 } 151 else 152 { 153 harddisk = new SystemHddContext(); 154 harddisk.FreeSpace = Convert.ToDouble(disk["FreeSpace"]) / (1024 * 1024 * 1024); 155 harddisk.SumSpace = Convert.ToDouble(disk["Size"]) / (1024 * 1024 * 1024); 156 harddisk.PartitionName = disk["DeviceID"].ToString(); 157 list.Add(harddisk); 158 } 159 } 160 } 161 } 162 catch (Exception) 163 { 164 165 } 166 return list; 167 } 168 public double ManagerDoubleValue(double _value, int Length) 169 { 170 if (Length < 0) 171 { 172 Length = 0; 173 } 174 return System.Math.Round(_value, Length); 175 } 176 #endregion 177 178 #region 获取系统PING 179 180 public SystemPing GetSystemPing(string pingIP) 181 { 182 var model = new SystemPing() { }; 183 model.ThisIP = this._ip; 184 model.PingIP = pingIP; 185 model.DateTimeNow = DateTime.Now; 186 187 Process p = new Process(); 188 p.StartInfo.FileName = "cmd.exe"; 189 p.StartInfo.UseShellExecute = false; 190 p.StartInfo.RedirectStandardInput = true; 191 p.StartInfo.RedirectStandardOutput = true; 192 p.StartInfo.RedirectStandardError = true; 193 p.StartInfo.CreateNoWindow = true; 194 p.Start(); 195 p.StandardInput.WriteLine("ping -n 1 " + pingIP); 196 p.StandardInput.WriteLine("exit"); 197 string strRst = p.StandardOutput.ReadToEnd(); 198 strRst = Regex.Replace(strRst, @"s", ""); 199 if (strRst.IndexOf("Ping统计信息:") != -1) 200 { 201 model.Status = "请求成功"; 202 string ziJie = strRst.Substring(strRst.IndexOf("字节=") + 3); 203 model.PingByte = double.Parse(ziJie.Substring(0, ziJie.IndexOf("时间"))); 204 string shiJian = strRst.Substring(strRst.IndexOf("时间") + 3); 205 model.PingDate = double.Parse(shiJian.Substring(0, shiJian.IndexOf("TTL=") - 2)); 206 string ttl = strRst.Substring(strRst.IndexOf("TTL=") + 4); 207 model.PingTTL = double.Parse(ttl.Substring(0, ttl.IndexOf(pingIP + "的Ping统计信息:"))); 208 string yiFaSong = strRst.Substring(strRst.IndexOf("已发送=") + 4); 209 model.PingFaSong = double.Parse(yiFaSong.Substring(0, yiFaSong.IndexOf("已接收=") - 1)); 210 string yiJieShou = strRst.Substring(strRst.IndexOf("已接收=") + 4); 211 model.PingJieShou = double.Parse(yiJieShou.Substring(0, yiJieShou.IndexOf("丢失=") - 1)); 212 string diuShi = strRst.Substring(strRst.IndexOf("丢失=") + 3); 213 model.PingDiuShi = double.Parse(diuShi.Substring(0, diuShi.IndexOf("("))); 214 string diuShiLv = strRst.Substring(strRst.IndexOf("丢失=") + 3); 215 model.PingDiuShiLv = diuShiLv.Substring(diuShiLv.IndexOf("(") + 1, diuShiLv.IndexOf("丢失)") - 2); 216 } 217 else if (strRst.IndexOf("请求超时。") != -1) 218 { 219 model.Status = "请求超时"; 220 } 221 else if (strRst.IndexOf("请求找不到主机") != -1) 222 { 223 model.Status = "请求找不到主机"; 224 } 225 else if (strRst.IndexOf("不知名主机") != -1) 226 { 227 model.Status = "请求无法解析主机"; 228 } 229 else 230 { 231 model.Status = strRst; 232 } 233 p.Close(); 234 return model; 235 } 236 #endregion 237 238 #region 获取系统网络 239 240 #region 方法一 不准确 241 /// <summary> 242 /// 获取系统网络流量情况： 243 /// 上传、下载 244 /// 此功能与网卡有关，目前暂不确定是否可行 245 /// </summary> 246 public SystemInternet GetSystemInternet() 247 { 248 //网卡不确定有几个，默认[0]（本地连接） 249 //可在：控制面板-网络和 Internet-网络连接 中查看网卡 250 NetworkInterface nic = _interfaceCard[0]; 251 IPv4InterfaceStatistics interfaceStats = nic.GetIPv4Statistics(); 252 253 int bytesSentSpeed = (int)(interfaceStats.BytesSent - double.Parse(_uploadInternet)) / 1024; 254 int bytesReceivedSpeed = (int)(interfaceStats.BytesReceived - double.Parse(_downloadInternet)) / 1024; 255 256 _uploadInternet = interfaceStats.BytesSent.ToString(); 257 _downloadInternet = interfaceStats.BytesReceived.ToString(); 258 259 return new SystemInternet 260 { 261 InternetName = nic.Name, 262 InternetType = nic.NetworkInterfaceType.ToString(), 263 ALLDownloadByte = interfaceStats.BytesReceived.ToString(), 264 AllUpLoadByte = interfaceStats.BytesSent.ToString(), 265 UploadByte = bytesSentSpeed.ToString(), 266 DownloadByte = bytesReceivedSpeed.ToString(), 267 DateTimeNow = DateTime.Now 268 }; 269 } 270 #endregion 271 272 #region 方法二 已测试比较准确 273 //NetInfo netinfo = new NetInfo(); 274 //string strNetName; 275 //PerformanceCounter pc; 276 //NetInfo.NetPerformanceStruct netInfoStruct; 277 278 279 280 //List<NetInfo.NetInfoBaseStruct> lNetInfoBase = netinfo.GetNetInfoBase(); 281 282 //strNetName = lNetInfoBase[0].NetName; 283 284 //#region 输出 285 //Console.Write("网卡名称：" + lNetInfoBase[0].NetName + " "); 286 //Console.Write("IP地址IPV4：" + lNetInfoBase[0].IPAddress[0] + " "); 287 //Console.Write("IP地址IPV6：" + lNetInfoBase[0].IPAddress[1] + " "); 288 //Console.Write("MAC地址：" + lNetInfoBase[0].MACAddress + " "); 289 //Console.Write("默认网关：" + lNetInfoBase[0].DefaultIPGateway + " "); 290 //Console.Write("子网掩码：" + lNetInfoBase[0].IPSubnet + " "); 291 //#endregion 292 //while (true) 293 //{ 294 // netInfoStruct = netinfo.GetNetPerformance(strNetName); 295 // Console.Write("--------------------------开始--------------------------- "); 296 // Console.Write("每秒字节总数：" + netInfoStruct.BytesTotal.ToString() + " "); 297 // Console.Write("每秒发送字节数：" + netInfoStruct.BytesSent.ToString() + " "); 298 // Console.Write("每秒接收字节数：" + netInfoStruct.BytesReceived.ToString() + " "); 299 // Console.Write("每秒包总数：" + netInfoStruct.PacketsTotal.ToString() + " "); 300 // Console.Write("每秒包发送数：" + netInfoStruct.PacketsSent.ToString() + " "); 301 // Console.Write("每秒发送单播包数：" + netInfoStruct.PacketsSentUnicast.ToString() + " "); 302 // Console.Write("每秒发送非单播包数：" + netInfoStruct.PacketsSentNonUnicast.ToString() + " "); 303 // Console.Write("丢弃的发送包数：" + netInfoStruct.PacketsSentDiscarded.ToString() + " "); 304 // Console.Write("错误的发送包数：" + netInfoStruct.PacketsSentErrors.ToString() + " "); 305 // Console.Write("每秒包接收数：" + netInfoStruct.PacketsReceived.ToString() + " "); 306 // Console.Write("每秒单播包接收数：" + netInfoStruct.PacketsReceivedUnicast.ToString() + " "); 307 // Console.Write("每秒非单播包接收总数：" + netInfoStruct.PacketsReceivedNonUnicast.ToString() + " "); 308 // Console.Write("丢弃的接收包数：" + netInfoStruct.PacketsReceivedDiscarded.ToString() + " "); 309 // Console.Write("错误的接收包数：" + netInfoStruct.PacketsReceivedErrors.ToString() + " "); 310 // Console.Write("--------------------------结束--------------------------- "); 311 // Thread.Sleep(1000); 312 //} 313 #endregion 314 315 #region 方法三 已测试比较准确 316 public SystemInternet GetSystemInternet(NetworkAdapter[] _adapters) 317 { 318 return new SystemInternet 319 { 320 InternetName = _adapters[0].Name, 321 UploadByte = (Math.Round(_adapters[0].UploadSpeedKbps, 2)).ToString(), 322 DownloadByte = (Math.Round(_adapters[0].DownloadSpeedKbps, 2)).ToString(), 323 DateTimeNow = DateTime.Now 324 }; 325 } 326 #endregion 327 #endregion 328 329 #region 获取进程内存 330 public ProcessMemories GetProcessMemories(string _processName) 331 { 332 if (Process.GetProcessesByName(_processName).Length > 0) 333 { 334 using (var process = Process.GetProcessesByName(_processName)[0]) 335 { 336 var p1 = new PerformanceCounter("Process", "Working Set - Private", _processName); 337 var p3 = new PerformanceCounter("Process", "Private Bytes", _processName); 338 return new ProcessMemories 339 { 340 ProcessName = _processName, 341 ProcessSpecialUseKB = decimal.Round((Math.Round((decimal)p1.NextValue(), 0) / 1024) / 1000, 3), 342 ProcessWorkingSetKB = decimal.Round((Math.Round((decimal)process.WorkingSet64 / 1024, 0)) / 1000, 3), 343 ProcessSubmitKB = decimal.Round((Math.Round((decimal)p3.NextValue(), 0) / 1024) / 1000, 3), 344 ProcessUsageRate = 0, 345 DateTimeNow = DateTime.Now 346 }; 347 } 348 } 349 else 350 { 351 return new ProcessMemories(); 352 } 353 } 354 #endregion 355 356 #region 获取进程CPU 357 /// <summary> 358 /// 获取进程CPU 359 /// </summary> 360 /// <param name="_processName">进程名称</param> 361 /// <returns>ProcessCpu</returns> 362 public ProcessCpu GetProcessCpu(string _processName, int interval) 363 { 364 if (Process.GetProcessesByName(_processName).Length > 0) 365 { 366 using (var pro = Process.GetProcessesByName(_processName)[0]) 367 { 368 //上次记录的CPU时间 369 var prevCpuTime = TimeSpan.Zero; 370 //当前时间 371 var curTime = pro.TotalProcessorTime; 372 //间隔时间内的CPU运行时间除以逻辑CPU数量 373 var value = (curTime - prevCpuTime).TotalMilliseconds / interval / Environment.ProcessorCount * 100; 374 prevCpuTime = curTime; 375 return new ProcessCpu 376 { 377 ProcessName = _processName, 378 ProcessUsageRate = value, 379 DateTimeNow = DateTime.Now 380 }; 381 } 382 } 383 else 384 { 385 return new ProcessCpu(); 386 } 387 } 388 #endregion 389 390 #region 获取进程网络 391 /// <summary> 392 /// 进程网络 393 /// </summary> 394 /// <param name="_processName">进程名称</param> 395 /// <returns>ProcessInternet</returns> 396 public ProcessInternet GetProcessInternet(string _processName, int tntervalSecond) 397 { 398 if (Process.GetProcessesByName(_processName).Length > 0) 399 { 400 using (var proModel = Process.GetProcessesByName(_processName)[0]) 401 { 402 //进程id 403 int pid = proModel.Id; 404 //存放进程使用的端口号链表 405 List<int> ports = new List<int>(); 406 407 #region 获取指定进程对应端口号 408 Process pro = new Process(); 409 pro.StartInfo.FileName = "cmd.exe"; 410 pro.StartInfo.UseShellExecute = false; 411 pro.StartInfo.RedirectStandardInput = true; 412 pro.StartInfo.RedirectStandardOutput = true; 413 pro.StartInfo.RedirectStandardError = true; 414 pro.StartInfo.CreateNoWindow = true; 415 pro.Start(); 416 pro.StandardInput.WriteLine("netstat -ano"); 417 pro.StandardInput.WriteLine("exit"); 418 Regex reg = new Regex("\s+", RegexOptions.Compiled); 419 string line = null; 420 ports.Clear(); 421 while ((line = pro.StandardOutput.ReadLine()) != null) 422 { 423 line = line.Trim(); 424 if (line.StartsWith("TCP", StringComparison.OrdinalIgnoreCase)) 425 { 426 line = reg.Replace(line, ","); 427 string[] arr = line.Split(','); 428 if (arr[4] == pid.ToString()) 429 { 430 string soc = arr[1]; 431 int pos = soc.LastIndexOf(':'); 432 int pot = int.Parse(soc.Substring(pos + 1)); 433 ports.Add(pot); 434 } 435 } 436 else if (line.StartsWith("UDP", StringComparison.OrdinalIgnoreCase)) 437 { 438 line = reg.Replace(line, ","); 439 string[] arr = line.Split(','); 440 if (arr[3] == pid.ToString()) 441 { 442 string soc = arr[1]; 443 int pos = soc.LastIndexOf(':'); 444 int pot = int.Parse(soc.Substring(pos + 1)); 445 ports.Add(pot); 446 } 447 } 448 } 449 pro.Close(); 450 #endregion 451 452 #region 获取本机IP地址 453 //获取本机IP地址 454 IPAddress[] addrList = Dns.GetHostByName(Dns.GetHostName()).AddressList; 455 string IP = addrList[0].ToString(); 456 //获取本机网络设备 457 var devices = CaptureDeviceList.Instance; 458 int count = devices.Count; 459 if (count < 1) 460 { 461 throw new Exception("本机网络设备不存在"); 462 } 463 #endregion 464 465 #region 开始抓包 466 //开始抓包 467 for (int i = 0; i < count; ++i) 468 { 469 for (int j = 0; j < ports.Count; ++j) 470 { 471 CaptureFlowRecv(IP, ports[j], i); 472 CaptureFlowSend(IP, ports[j], i); 473 } 474 } 475 #endregion 476 477 //long NetTotalBytes = _procInfo.NetTotalBytes; 478 //long NetSendBytes = _procInfo.NetSendBytes; 479 //long NetRecvBytes = _procInfo.NetRecvBytes; 480 RefershInfo(tntervalSecond); 481 _procInfo.Dispose(); 482 return new ProcessInternet 483 { 484 ProcessID = pid, 485 ProcessName = proModel.ProcessName, 486 NetSendBytes = _procInfo.NetSendBytes, 487 NetRecvBytes = _procInfo.NetRecvBytes, 488 NetTotalBytes = _procInfo.NetTotalBytes, 489 DateTimeNow = DateTime.Now 490 }; 491 492 //最后要记得调用Dispose方法停止抓包并关闭设备 493 494 } 495 } 496 else 497 { 498 return new ProcessInternet(); 499 } 500 } 501 public void RefershInfo(int tntervalSecond) 502 { 503 _procInfo.NetRecvBytes = 0; 504 _procInfo.NetSendBytes = 0; 505 _procInfo.NetTotalBytes = 0; 506 Thread.Sleep(tntervalSecond); 507 _procInfo.NetTotalBytes = _procInfo.NetRecvBytes + _procInfo.NetSendBytes; 508 } 509 public void CaptureFlowSend(string IP, int portID, int deviceID) 510 { 511 ICaptureDevice device = (ICaptureDevice)CaptureDeviceList.New()[deviceID]; 512 513 device.OnPacketArrival += new PacketArrivalEventHandler(device_OnPacketArrivalSend); 514 515 int readTimeoutMilliseconds = 1000; 516 device.Open(DeviceMode.Promiscuous, readTimeoutMilliseconds); 517 518 string filter = "src host " + IP + " and src port " + portID; 519 device.Filter = filter; 520 device.StartCapture(); 521 _procInfo.dev.Add(device); 522 } 523 public void CaptureFlowRecv(string IP, int portID, int deviceID) 524 { 525 ICaptureDevice device = CaptureDeviceList.New()[deviceID]; 526 device.OnPacketArrival += new PacketArrivalEventHandler(device_OnPacketArrivalRecv); 527 528 int readTimeoutMilliseconds = 1000; 529 device.Open(DeviceMode.Promiscuous, readTimeoutMilliseconds); 530 531 string filter = "dst host " + IP + " and dst port " + portID; 532 device.Filter = filter; 533 device.StartCapture(); 534 _procInfo.dev.Add(device); 535 } 536 private void device_OnPacketArrivalSend(object sender, CaptureEventArgs e) 537 { 538 var len = e.Packet.Data.Length; 539 _procInfo.NetSendBytes += len; 540 } 541 private void device_OnPacketArrivalRecv(object sender, CaptureEventArgs e) 542 { 543 var len = e.Packet.Data.Length; 544 _procInfo.NetRecvBytes += len; 545 } 546 #endregion 547 } 548 549 /// <summary> 550 /// 获取系统网络 551 /// 另外一种方法，可能比上面那个准确点 552 /// </summary> 553 public class NetInfo 554 { 555 NetPerformanceStruct netPerformanceStruct; 556 557 //定义PerformanceCounter 558 PerformanceCounter pcBytesTotal = new PerformanceCounter(); 559 PerformanceCounter pcBytesSent = new PerformanceCounter(); 560 PerformanceCounter pcBytesReceived = new PerformanceCounter(); 561 PerformanceCounter pcPacketsTotal = new PerformanceCounter(); 562 PerformanceCounter pcPacketsSent = new PerformanceCounter(); 563 PerformanceCounter pcPacketsSentUnicast = new PerformanceCounter(); 564 PerformanceCounter pcPacketsSentNonUnicast = new PerformanceCounter(); 565 PerformanceCounter pcPacketsSentDiscarded = new PerformanceCounter(); 566 PerformanceCounter pcPacketsSentErrors = new PerformanceCounter(); 567 PerformanceCounter pcPacketsReceived = new PerformanceCounter(); 568 PerformanceCounter pcPacketsReceivedUnicast = new PerformanceCounter(); 569 PerformanceCounter pcPacketsReceivedNonUnicast = new PerformanceCounter(); 570 PerformanceCounter pcPacketsReceivedDiscarded = new PerformanceCounter(); 571 PerformanceCounter pcPacketsReceivedErrors = new PerformanceCounter(); 572 573 //构造函数 574 public NetInfo() 575 { 576 577 } 578 579 580 //网络基础信息结构体 581 public struct NetInfoBaseStruct 582 { 583 public string NetName; //网络名称 584 public string[] IPAddress; //IP地址，包括IPv4和IPv6 585 public string MACAddress; //MAC地址 586 public string IPSubnet; //子网掩码 587 public string DefaultIPGateway; //默认网关 588 } 589 590 591 //网络性能结构体 592 public struct NetPerformanceStruct 593 { 594 //字节 595 public float BytesTotal; //每秒总字节数 596 public float BytesSent; //每秒发送字节数 597 public float BytesReceived; //每秒发送字节数 598 599 //包 600 public float PacketsTotal; //每秒总包数 601 602 //包发送 603 public float PacketsSent; //每秒发送包数 604 public float PacketsSentUnicast; //每秒发送单播包数 605 public float PacketsSentNonUnicast; //每秒发送非单播包数 606 public float PacketsSentDiscarded; //被丢弃的发送包数 607 public float PacketsSentErrors; //错误的发送包数 608 609 610 //包接收 611 public float PacketsReceived; //每秒接收包数 612 public float PacketsReceivedUnicast; //每秒接收单播包数 613 public float PacketsReceivedNonUnicast; //每秒接收非单播包数 614 public float PacketsReceivedDiscarded; //被丢弃的接收包数 615 public float PacketsReceivedErrors; //错误的接收包数 616 617 618 619 } 620 621 622 //获取网络基本信息 623 /**/ 624 /// <summary> 625 /// 获取网络基本信息 626 /// </summary> 627 /// <returns>包含网络基本信息结构体的列表</returns> 628 public List<NetInfoBaseStruct> GetNetInfoBase() 629 { 630 List<NetInfoBaseStruct> lNetInfo = new List<NetInfoBaseStruct>(); 631 NetInfoBaseStruct netInfoBaseStruct; 632 633 634 ManagementObjectSearcher query = 635 new ManagementObjectSearcher("SELECT * FROM Win32_NetworkAdapterConfiguration WHERE IPEnabled = 'TRUE'"); 636 ManagementObjectCollection moCollection = query.Get(); 637 638 //遍历 639 foreach (ManagementObject mObject in moCollection) 640 { 641 try 642 { 643 netInfoBaseStruct = new NetInfoBaseStruct(); 644 netInfoBaseStruct.NetName = mObject["Description"].ToString(); 645 netInfoBaseStruct.IPAddress = (string[])mObject["IPAddress"]; 646 netInfoBaseStruct.MACAddress = mObject["MACAddress"].ToString(); 647 //DefaultIPGateway 648 if (mObject["DefaultIPGateway"] == null) //如果默认网关只有一个则返回 649 { 650 netInfoBaseStruct.DefaultIPGateway = ""; 651 } 652 else //否则返回默认网关的数组(注：这里为了简单起见，只返回第一个网关) 653 { 654 netInfoBaseStruct.DefaultIPGateway = ((string[])mObject["DefaultIPGateway"])[0]; 655 } 656 657 //IPSubnet 658 if (mObject["IPSubnet"] == null) 659 { 660 netInfoBaseStruct.IPSubnet = ""; 661 } 662 else 663 { 664 netInfoBaseStruct.IPSubnet = ((string[])mObject["IPSubnet"])[0]; 665 } 666 667 lNetInfo.Add(netInfoBaseStruct); 668 669 } 670 catch 671 { 672 //continue; 673 } 674 675 } 676 677 return lNetInfo; 678 } 679 680 //GetNetPerformance 681 public NetPerformanceStruct GetNetPerformance(string NetName) 682 { 683 684 netPerformanceStruct = new NetPerformanceStruct(); 685 686 //定义CategoryName 687 pcBytesTotal.CategoryName = "Network Interface"; 688 pcBytesSent.CategoryName = "Network Interface"; 689 pcBytesReceived.CategoryName = "Network Interface"; 690 pcPacketsTotal.CategoryName = "Network Interface"; 691 pcPacketsSent.CategoryName = "Network Interface"; 692 pcPacketsSentUnicast.CategoryName = "Network Interface"; 693 pcPacketsSentNonUnicast.CategoryName = "Network Interface"; 694 pcPacketsSentDiscarded.CategoryName = "Network Interface"; 695 pcPacketsSentErrors.CategoryName = "Network Interface"; 696 pcPacketsReceived.CategoryName = "Network Interface"; 697 pcPacketsReceivedUnicast.CategoryName = "Network Interface"; 698 pcPacketsReceivedNonUnicast.CategoryName = "Network Interface"; 699 pcPacketsReceivedDiscarded.CategoryName = "Network Interface"; 700 pcPacketsReceivedErrors.CategoryName = "Network Interface"; 701 702 //本次改进主要部分，主要思路是通过PerformanceCounterCategory这个类来获取Network Interface下 703 //的所有实例(即网卡名称)，先将这个网卡名称处理掉所有的特殊字符，然后与传递进来的网卡名称(也处理掉特殊字符) 704 //进行比较，如果相同，就将符合格式的实例名称赋给网卡名称，接下去就是获取性能信息。。。 705 string[] instanceNames; 706 PerformanceCounterCategory mycat = new PerformanceCounterCategory("Network Interface"); 707 try 708 { 709 instanceNames = mycat.GetInstanceNames(); 710 string tmp; 711 string tmpNormal; 712 713 for (int i = 0; i <= instanceNames.Length; i++) 714 { 715 tmp = Regex.Replace(instanceNames[i], @"[^a-zA-Zd]", ""); 716 tmpNormal = Regex.Replace(NetName, @"[^a-zA-Zd]", ""); 717 718 if (tmp == tmpNormal) 719 { 720 NetName = instanceNames[i]; 721 } 722 } 723 } 724 catch { } 725 726 //定义InstanceName 727 pcBytesTotal.InstanceName = NetName; 728 pcBytesSent.InstanceName = NetName; 729 pcBytesReceived.InstanceName = NetName; 730 pcPacketsTotal.InstanceName = NetName; 731 pcPacketsSent.InstanceName = NetName; 732 pcPacketsSentUnicast.InstanceName = NetName; 733 pcPacketsSentNonUnicast.InstanceName = NetName; 734 pcPacketsSentDiscarded.InstanceName = NetName; 735 pcPacketsSentErrors.InstanceName = NetName; 736 pcPacketsReceived.InstanceName = NetName; 737 pcPacketsReceivedUnicast.InstanceName = NetName; 738 pcPacketsReceivedNonUnicast.InstanceName = NetName; 739 pcPacketsReceivedDiscarded.InstanceName = NetName; 740 pcPacketsReceivedErrors.InstanceName = NetName; 741 742 //定义CounterName 743 pcBytesTotal.CounterName = "Bytes Total/sec"; 744 pcBytesSent.CounterName = "Bytes Sent/sec"; 745 pcBytesReceived.CounterName = "Bytes Received/sec"; 746 pcPacketsTotal.CounterName = "Packets/sec"; 747 pcPacketsSent.CounterName = "Packets Sent/sec"; 748 pcPacketsSentUnicast.CounterName = "Packets Sent Unicast/sec"; 749 pcPacketsSentNonUnicast.CounterName = "Packets Sent Non-Unicast/sec"; 750 pcPacketsSentDiscarded.CounterName = "Packets Outbound Discarded"; 751 pcPacketsSentErrors.CounterName = "Packets Outbound Errors"; 752 pcPacketsReceived.CounterName = "Packets Received/sec"; 753 pcPacketsReceivedUnicast.CounterName = "Packets Received Unicast/sec"; 754 pcPacketsReceivedNonUnicast.CounterName = "Packets Received Non-Unicast/sec"; 755 pcPacketsReceivedDiscarded.CounterName = "Packets Received Discarded"; 756 pcPacketsReceivedErrors.CounterName = "Packets Received Errors"; 757 758 try 759 { 760 //为结构体赋值 761 netPerformanceStruct.BytesTotal = pcBytesTotal.NextValue(); 762 netPerformanceStruct.BytesSent = pcBytesSent.NextValue(); 763 netPerformanceStruct.BytesReceived = pcBytesReceived.NextValue(); 764 netPerformanceStruct.PacketsTotal = pcPacketsTotal.NextValue(); 765 netPerformanceStruct.PacketsSent = pcPacketsSent.NextValue(); 766 netPerformanceStruct.PacketsSentUnicast = pcPacketsSentUnicast.NextValue(); 767 netPerformanceStruct.PacketsSentNonUnicast = pcPacketsSentNonUnicast.NextValue(); 768 netPerformanceStruct.PacketsSentDiscarded = pcPacketsSentDiscarded.NextValue(); 769 netPerformanceStruct.PacketsSentErrors = pcPacketsSentErrors.NextValue(); 770 netPerformanceStruct.PacketsReceived = pcPacketsReceived.NextValue(); 771 netPerformanceStruct.PacketsReceivedUnicast = pcPacketsReceivedUnicast.NextValue(); 772 netPerformanceStruct.PacketsReceivedNonUnicast = pcPacketsReceivedNonUnicast.NextValue(); 773 netPerformanceStruct.PacketsReceivedDiscarded = pcPacketsReceivedDiscarded.NextValue(); 774 netPerformanceStruct.PacketsReceivedErrors = pcPacketsReceivedErrors.NextValue(); 775 } 776 catch 777 { 778 779 } 780 781 return netPerformanceStruct; 782 } 783 } 784 785 }