可定时执行的Web日志自动压缩清理程序代码,CSharp代码库,德仔网

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【CSharp】可定时执行的Web日志自动压缩清理程序

作者:xzx0617 / 发布于2011/1/17/ 571

对于广大的Web开发人员,维护Web访问日志是一件经常性的工作,随着时间和访问量的提升,Web日志所占用的空间也会越来越大,如果将旧日志文件进行压缩会大大提升服务器硬盘空间的利用率,也方便日志文件的下载

<div>using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;
using System.Timers;</div>
<div>namespace WinCodeTest
{
 /// <summary>
 /// Web日志文件备份
 /// </summary>
 class FileZip
 {</div>
<div> static List<string> listFile = new List<string>();</div>
<div> public static void ZipLog()
 {
 // Create a new Timer with Interval set to 10 seconds. 
 System.Timers.Timer aTimer = new System.Timers.Timer(1000);
 aTimer.Elapsed += new ElapsedEventHandler(RunZip);
 // Only raise the event the first time Interval elapses. 
 aTimer.AutoReset = true;
 aTimer.Enabled = true;</div>
<div> Console.WriteLine("The Task Is Running... write 'q' exit");
 while (Console.Read() != 'q') ;
 }
<div> /// <summary>
 /// 遍历文件夹将所有文件进行压缩
 /// </summary>
 private static void RunZip(object source, ElapsedEventArgs e)
 {
 //存放日志文件的目录
 string filePath = @"D:\WebLog\";</div>
<div> DateTime formatDate = Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss"));
 DateTime startTime = Convert.ToDateTime(DateTime.Now.ToString("yyyy-MM-dd 02:10:00"));
 //定时执行时间判断
 double ts = (formatDate - startTime).TotalSeconds;
 if (ts == 0)
 {
 GetAllFiles(filePath);
 foreach (string file in listFile)
 {
 Console.WriteLine(DateTime.Now+"-=|备份:" + file);
 ZipFile(file);
 }
 Console.WriteLine(DateTime.Now + "任务结束");
 }
 }
<div> /// <summary>
 /// 遍历目录下所有文件
 /// </summary>
 /// <param name="filePath"></param>
 private static void GetAllFiles(string filePath)
 {
 //递归遍历所有子文件夹
 string[] dir = Directory.GetDirectories(filePath);
 for (int n = 0; n < dir.Length; n++)
 {
 GetAllFiles(dir[n]);
 }
<div> //保存文件夹内的文件路径 log文件
 string[] file = Directory.GetFiles(filePath,"*.log");
 for (int i = 0; i < file.Length; i++)
 {
 FileInfo fi = new FileInfo(file[i]);
 //将两天前的日志加入压缩文件列表
 if (fi.LastWriteTime < DateTime.Now.AddDays(-2))
 {
 
 listFile.Add(file[i]);
 }
<div> 
 }
<div> //删除25天前的备份文件 rar文件
 string[] fileRar = Directory.GetFiles(filePath, "*.rar");
 for (int i = 0; i < fileRar.Length; i++)
 {
 FileInfo fi = new FileInfo(fileRar[i]);
 
 if (fi.LastWriteTime < DateTime.Now.AddDays(-25))
 {
 Console.WriteLine(DateTime.Now + "-=|删除:" + fileRar[i]);
 fi.Delete();
 
 }
<div>
 }
 }
<div> /// <summary>
 /// 根据文件路径压缩[删除源文件(-df);不包含文件路径(-ep)]
 /// </summary>
 /// <param name="str">文件路径</param>
 /// <returns></returns>
 private static string ZipFile(string strFileName)
 {
 string fullFileName = strFileName;</div>
<div> System.IO.FileInfo fi = new System.IO.FileInfo(fullFileName);
 
 string FileName = @"C:\Program Files\WinRAR\Rar.exe"; //Winrar软件的安装目录,也可以将'rar.exe'放在程序的运行目录,不过需要更改一下路径
 //执行压缩的命令,可以查看winrar软件的帮助文档,里面有详细的说明
 string command = "-df -ep -tl -or a " + fi.Directory + @"\" + fi.Name.Replace(fi.Extension, "") + ".rar " + fullFileName;
 
 System.Diagnostics.Process p = new System.Diagnostics.Process();
 string ResultStr;
 p.StartInfo.FileName = FileName;
 p.StartInfo.Arguments = " " + command;
 p.StartInfo.UseShellExecute = false;
 p.StartInfo.RedirectStandardInput = true;
 p.StartInfo.RedirectStandardOutput = true;
 p.StartInfo.RedirectStandardError = true;
 p.StartInfo.CreateNoWindow = true;
 p.StartInfo.ErrorDialog = false;
 p.StartInfo.WindowStyle = System.Diagnostics.ProcessWindowStyle.Hidden;
 try
 {
 p.Start();
 ResultStr = p.StandardError.ReadToEnd();
 p.Close();
 return ResultStr;
 }
 catch (Exception ex)
 {
 return ex.Message.ToString();
 }
 } 
 }
}
</div>

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　自动压缩　

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