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C#教程之c#实现服务器性能监控并发送邮件保存日
客户端代码
复制代码 代码如下:
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Diagnostics;
using System.ServiceProcess;
using System.Text;
using System.Threading;
using System.Management;
using System.Configuration;
using System.Net;
using System.IO;
namespace MON.WS
{
public partial class Service : ServiceBase
{
//post 11.9
//卸载服务
//installutil /u F:\XLFX-2\XLFX\MON.WS\bin\debug\MON.WS.EXE
//安装服务
//installutil F:\XLFX-2\XLFX\MON.WS\bin\debug\MON.WS.EXE
object threadObj;
Thread jobThread;
Dictionary<string, PerformanceCounter> dicCounter;
Dictionary<string, ManagementObject> dicDisk;
public Service()
{
InitializeComponent();
}
/// <summary>
/// 服务启动
/// </summary>
/// <param name="args"></param>
protected override void OnStart(string[] args)
{
threadObj = new object();
dicCounter = new Dictionary<string, PerformanceCounter>();
dicDisk = new Dictionary<string, ManagementObject>();
jobThread = new Thread(new ThreadStart(Job));
jobThread.IsBackground = true;
jobThread.Start();
}
/// <summary>
/// 服务停止
/// </summary>
protected override void OnStop()
{
if (jobThread.IsAlive)
{
jobThread.Abort();
jobThread.Join();
}
foreach (var obj in dicCounter.Values)
{
obj.Dispose();
}
foreach (var obj in dicDisk.Values)
{
obj.Dispose();
}
dicDisk.Clear();
dicCounter.Clear();
}
/// <summary>
/// 监控线程
/// </summary>
void Job()
{
while (true)
{
lock (threadObj)
{
//监控开始
try
{
var obj = new MONServiceClient.MONService();
var hn = Dns.GetHostName();
var ips = GetIpv4Address(hn);
if (ips.Count < 1)
{
obj.Dispose();
Thread.Sleep(60000);//如果服务器出错，那么就每分钟去检查一次
WriteLog("一个IPV4的地址也没有得到");
continue;
}
DataSet ds = GetConfigDS(hn,ips,obj);
if (ds == null)
{
obj.Dispose();
Thread.Sleep(60000);
WriteLog("请检查WEBService和全局变量设置");
continue;
}
int sleepTime;
try
{
sleepTime = Convert.ToInt32(ds.Tables[0].Rows[0]["LOG_CIRC"]) * 1000;//毫秒
}
catch
{
sleepTime = 60000;
}
if (sleepTime < 1)
{
sleepTime = 60000;
}
Thread.Sleep(sleepTime);
if (ds.Tables[1].Rows[0]["S_ISWATCH"].ToString() == "0")
{
//监控开关->关闭
obj.Dispose();
continue;
}
var arr = getWatchValue(ds).ToArray();
obj.UpdateServerStatus(arr);
obj.Dispose();
}
catch (Exception ex)
{
WriteLog(ex.Message);
}
//监控结束
}
}
}
/// <summary>
/// 获取配置信息
/// </summary>
/// <param name="ips"></param>
/// <returns></returns>
DataSet GetConfigDS(string hn,List<IPAddress> ips,MONServiceClient.MONService obj)
{
DataSet ds;
try
{
if (ips.Count > 1)
{
ds = obj.GetMachineConfig(hn, ips[0].ToString(), ips[1].ToString());
}
else
{
ds = obj.GetMachineConfig(hn, ips[0].ToString(), "");
}
}
catch
{
ds = null;
}
return ds;
}
/// <summary>
/// 获取性能数组
/// </summary>
/// <param name="ds"></param>
/// <returns></returns>
List<string> getWatchValue(DataSet ds)
{
var result = new List<string>();
result.Add(ds.Tables[1].Rows[0]["LIST_ID"].ToString());
result.Add(GetValue(ds.Tables[1].Rows[0]["S_CPU"].ToString()).ToString("F2"));
result.Add(GetDiskValue(ds.Tables[1].Rows[0]["S_DISK_APP"].ToString()).ToString("F2"));
result.Add(GetDiskValue(System.Environment.SystemDirectory.Substring(0, 2)).ToString("F2"));
result.Add(GetValue(ds.Tables[1].Rows[0]["S_MEMORY"].ToString()).ToString("F2"));
result.Add(GetValue(ds.Tables[1].Rows[0]["S_FLOW_IN"].ToString()).ToString("F2"));
result.Add(GetValue(ds.Tables[1].Rows[0]["S_FLOW_OUT"].ToString()).ToString("F2"));
result.Add(GetValue(ds.Tables[1].Rows[0]["S_WEB_PORT"].ToString()).ToString("F2"));
result.Add(GetValue(ds.Tables[1].Rows[0]["S_SQL_CONNECT"].ToString()).ToString("F2"));
result.Add(ds.Tables[1].Rows[0]["CAMP_ID"].ToString());
result.Add(ds.Tables[1].Rows[0]["CICODE"].ToString());
result.Add(ds.Tables[1].Rows[0]["S_KIND"].ToString());
return result;
}
/// <summary>
/// 获取IPV4的地址
/// </summary>
/// <param name="hn"></param>
/// <returns></returns>
List<IPAddress> GetIpv4Address(string hn)
{
var result = new List<IPAddress>();
var ips = Dns.GetHostAddresses(hn);
foreach (var ip in ips)
{
if (ip.AddressFamily == System.Net.Sockets.AddressFamily.InterNetwork)
{
result.Add(ip);
}
}
return result;
}
/// <summary>
/// 获取性能计数器的值
/// </summary>
/// <param name="configStr"></param>
/// <returns></returns>
double GetValue(string configStr)
{
try
{
if (!dicCounter.ContainsKey(configStr))
{
var arr = configStr.Split('#');
var pc = new PerformanceCounter();
pc.CategoryName = arr[0];
pc.CounterName = arr[1];
pc.InstanceName = arr[2];
dicCounter.Add(configStr, pc);
}
return dicCounter[configStr].NextValue();
}
catch (Exception ex)
{
WriteLog(string.Format("计数器取值错误：{0}{1}{2}", configStr, Environment.NewLine, ex.Message));
return -1;
}
}
/// <summary>
/// 获取磁盘信息的值
/// </summary>
/// <param name="key"></param>
/// <returns></returns>
double GetDiskValue(string key)
{
try
{
if (!dicDisk.ContainsKey(key))
{
ManagementObject DiskInfo = new ManagementObject(string.Format("win32_logicaldisk.deviceid=\"{0}\"", key));
dicDisk.Add(key, DiskInfo);
}
dicDisk[key].Get();
var s = Convert.ToDouble(dicDisk[key]["Size"]);
var l = Convert.ToDouble(dicDisk[key]["FreeSpace"]);
var d = (s - l) / s * 100;
return d;
}
catch (Exception ex)
{
WriteLog(string.Format("获取磁盘信息值错误：{0}{1}{2}", key, Environment.NewLine, ex.Message));
return -1;
}
}
/// <summary>
/// 写本地日志
/// </summary>
/// <param name="text"></param>
void WriteLog(string text)
{
try
{
var logDic = ConfigurationManager.AppSettings["LogDic"];
int logDays;
try
{
logDays = Convert.ToInt32(ConfigurationManager.AppSettings["LogDays"]);
}
catch
{
logDays = 7;
}
if (logDays < 1)
{
logDays = 7;
}
var fs = LogFileMon(logDic, logDays);
StreamWriter writer = new StreamWriter(fs);
writer.WriteLine(DateTime.Now.ToString());
writer.WriteLine(text);
writer.WriteLine("-----------------------------------------------------------");
writer.Flush();
writer.Close();
fs.Close();
}
catch
{
//写日志出错就没办法了
}
}
/// <summary>
/// 维护日志文件
/// </summary>
/// <param name="logDic"></param>
/// <param name="days"></param>
FileStream LogFileMon(string logDic, int dayCount)
{
DirectoryInfo di = new DirectoryInfo(logDic);
//如果日志文件夹不存在则创建日志文件夹；
if (!di.Exists)
{
di.Create();
}
//当前应保存的日志数据
List<string> days = new List<string>();
for (var i = 0; i < dayCount; i++)
{
var d = DateTime.Now.AddDays(0 - i).ToString("yyyy-MM-dd");
days.Add(string.Format("{0}.log", d));
}
//删除没用的历史数据
foreach (var f in di.GetFiles())
{
if (!days.Contains(f.Name))
{
f.Delete();
}
}
//返回当前日志文件的数据流
var fileName = Path.Combine(logDic, days[0]);
var fs = File.Open(fileName, FileMode.Append,FileAccess.Write);
return fs;
}
}
}
服务端代码
复制代码 代码如下:
Imports System.Web.Services
Imports System.Web.Services.Protocols
Imports System.ComponentModel
Imports System.Threading
Imports System.Collections.Generic
Imports System.Text
' 若要允许使用 ASP.NET AJAX 从脚本中调用此 Web 服务，请取消对下行的注释。
' <System.Web.Script.Services.ScriptService()> _
<System.Web.Services.WebService(Namespace:="http://tempuri.org/")> _
<System.Web.Services.WebServiceBinding(ConformsTo:=WsiProfiles.BasicProfile1_1)> _
<ToolboxItem(False)> _
Public Class MONService
Inherits System.Web.Services.WebService
<WebMethod()> _
Public Function GetMachineConfig(ByVal HostName As String, ByVal IP1 As String, ByVal IP2 As String) As DataSet
Dim sqlda As New data_source.WebTao.Public.SqlServerData
Try
Dim sSQL As String = "select * from mon_server_list " & _
" where S_HOSTNAME ='" & HostName & "' and IP1 = '" & IP1 & "' and IP2 = '" & IP2 & "'"
Dim dt As DataTable = sqlda.GetMytable(sSQL)
If dt.Rows.Count < 1 Then
sqlda.runSql("insert into mon_server_list (S_HOSTNAME,IP1,IP2,S_ISWATCH,CICODE,S_NAME,CAMP_ID,S_KIND,STATUS) values ('" & HostName & "','" & IP1 & "','" & IP2 & "',0,'待确定','待确定',-1,0,0)")
dt = sqlda.GetMytable(sSQL)
sqlda.runSql("INSERT INTO [MON_INFO] ([LIST_ID],[S_CPU],[S_DISK_APP],[S_DISK_SYS],[S_MEMORY],[S_FLOW_IN],[S_FLOW_OUT],[S_WEB_PORT],[S_SQL_CONNECT],[IN_TIME]) VALUES (" & dt.Rows(0)("LIST_ID").ToString() & ",-1,-1,-1,-1,-1,-1,-1,-1,'" & Now.ToString() & "') ")
End If
Dim result As DataSet = sqlda.GetMyDataSet("select * from MON_PARAMETER")
result.Tables.Add(dt)
Return result
Catch ex As Exception
Return Nothing
End Try
End Function
<WebMethod()> _
Public Function UpdateServerStatus(ByVal ParamArray ValueArr() As String)
Dim sqlda As New data_source.WebTao.Public.SqlServerData
Try
Dim sSQL As String = "UPDATE [MON_INFO] " & _
" SET " & _
" [S_CPU] = " & ValueArr(1) & _
" ,[S_DISK_APP] = " & ValueArr(2) & _
" ,[S_DISK_SYS] = " & ValueArr(3) & _
" ,[S_MEMORY] = " & ValueArr(4) & _
" ,[S_FLOW_IN] = " & ValueArr(5) & _
" ,[S_FLOW_OUT] = " & ValueArr(6) & _
" ,[S_WEB_PORT] = " & ValueArr(7) & _
" ,[S_SQL_CONNECT] = " & ValueArr(8) & _
" ,[IN_TIME] = '" & Now.ToString() & "'" & _
" WHERE LIST_ID = " & ValueArr(0)
sqlda.runSql(sSQL)
'没有策略
If ValueArr(9).Trim() = "-1" Or String.IsNullOrEmpty(ValueArr(9).Trim()) Then
Return 0
End If
'找到策略
sSQL = "select * from MON_CAMPAIGN_LIST where CAMP_ID = " & ValueArr(9)
Dim dt As DataTable = sqlda.GetMytable(sSQL)
Dim Dic As New Dictionary(Of String, String)
Dic.Add("S_PRIORITY", dt.Rows(0)("S_PRIORITY").ToString())
Dic.Add("S_ACTION", dt.Rows(0)("S_ACTION").ToString())
'验证策略
sSQL = "select count(*) from MON_INFO where 1=1 and " & dt.Rows(0)("S_NAME").ToString & " and LIST_ID = " & ValueArr(0)
Dim FLAG = CType(sqlda.myExecuteScalar(sSQL), Integer)
'没有超标
If FLAG < 1 Then
Return 0
End If
'是否到了下一个轮训间隔
sSQL = "select TOP 1 * from [MON_MAIL] WHERE list_id = " & ValueArr(0) & " ORDER BY S_SENDTIME DESC "
dt = sqlda.GetMytable(sSQL)
Dim ts As TimeSpan = TimeSpan.MaxValue
If dt.Rows.Count > 0 Then
Dim thatTime As DateTime = CType(dt.Rows(0)("S_SENDTIME"), DateTime)
ts = DateTime.Now.Subtract(thatTime)
End If
sSQL = "select * from MON_PARAMETER"
dt = sqlda.GetMytable(sSQL)
Dim circ As Integer = CType(dt.Rows(0)("MAIL_CIRC"), Integer)
If ts.TotalSeconds < circ Then
Return 0
End If
'异步发信
Dic.Add("S_TITLE", dt.Rows(0)("S_TITLE").ToString())
Dic.Add("MAIL_SMTP_SERVER", dt.Rows(0)("MAIL_SMTP_SERVER").ToString())
Dic.Add("MAIL_ACCOUNT", dt.Rows(0)("MAIL_ACCOUNT").ToString())
Dic.Add("MAIL_PASSWORD", dt.Rows(0)("MAIL_PASSWORD").ToString())
Dic.Add("MAIL_FROM", dt.Rows(0)("MAIL_FROM").ToString())
Dic.Add("MAIL_ADDRESS", dt.Rows(0)("MAIL_ADDRESS").ToString())
Dim sout As Double
Dim sin As Double
Try
sin = Convert.ToDouble(ValueArr(5)) / 1024.0
sout = Convert.ToDouble(ValueArr(6)) / 1024.0
Catch ex As Exception
sin = -1
sout = -1
End Try
Dim sb As New StringBuilder()
sb.AppendFormat("CPU使用率：{0}%<br />", ValueArr(1))
sb.AppendFormat("内存使用率：{0}%<br />", ValueArr(4))
sb.AppendFormat("系统磁盘使用率：{0}%<br />", ValueArr(3))
sb.AppendFormat("文件磁盘使用率：{0}%<br />", ValueArr(2))
sb.AppendFormat("网络下行流量IN：{0}KB/S<br />", sin.ToString())
sb.AppendFormat("网络上行流量OUT：{0}KB/S<br />", sout.ToString())
sb.AppendFormat("网站连接数：{0}<br />", ValueArr(7))
sb.AppendFormat("数据库连接数：{0}<br />", ValueArr(8))
Dim subject As String = String.Format("人力运营管理系统监控告警：{0}{1}", ValueArr(10), IIf(ValueArr(11) = "0", "WEB服务器", "数据库服务器"))
Dim body As String = String.Format("{0}<br />{1}<br />{2}<br />{3}<br />{4}", DateTime.Now.ToString(), Dic("S_PRIORITY"), Dic("S_TITLE"), sb.ToString(), Dic("S_ACTION"))
'TODO:oracle不支持~select @@identity
sSQL = "INSERT INTO [MON_MAIL] ([LIST_ID] ,[S_SOURCE] ,[S_CONTENT] ,[S_ACTION] ,[S_PRIORITY] ,[S_ADDRESS] ,[STATUS] ,[S_SENDTIME]) VALUES " & _
"(" & ValueArr(0) & ",'" & Dic("S_TITLE") & "','" & sb.ToString() & "','" & Dic("S_ACTION") & "','" & Dic("S_PRIORITY") & "','" & dt.Rows(0)("MAIL_ADDRESS").ToString() & "',0,'" & DateTime.Now.ToString() & "');select @@identity"
Dim index As Integer = CType(sqlda.myExecuteScalar(sSQL), Integer)
Dic.Add("SUBJECT", subject)
Dic.Add("BODY", body)
Dic.Add("INDEX", index)
Dic.Add("CONSTR", sqlda.GetMyConnStr())
ThreadPool.QueueUserWorkItem(AddressOf SendMail, Dic)
Catch ex As Exception
End Try
End Function
Function SendMail(ByVal setting As Object) As Integer
Try
Dim Dic As Dictionary(Of String, String) = CType(setting, Dictionary(Of String, String))
Dim iSmtpSetting As New PublicFunction.SmtpSetting
iSmtpSetting.SmtpServer = Dic("MAIL_SMTP_SERVER")
iSmtpSetting.SystemEmailAccount = Dic("MAIL_ACCOUNT")
iSmtpSetting.SystemEmailAccountPassword = Dic("MAIL_PASSWORD")
iSmtpSetting.SmtpAuthenticationType = 1
Dim result As Boolean = PublicFunction.Mail.SendMail(iSmtpSetting, Dic("MAIL_FROM"), Dic("MAIL_ADDRESS"), Dic("SUBJECT"), Dic("BODY"), True, System.Web.Mail.MailPriority.High, System.Text.Encoding.UTF8, New String() {})
Dim val As Integer = IIf(result, 1, 2)
Dim sqlda As New data_source.WebTao.Public.SqlServerData(Dic("CONSTR"))
sqlda.runSql("update MON_MAIL set STATUS = " & val & " where MAIL_ID = " & Dic("INDEX"))
Catch ex As Exception
End Try
End Function
End Class
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