Asp.net給站點某目錄增加Aspnet用戶

 using System;
  using System.Data;
  using System.Configuration;
  using System.Collections;
  using System.Web;
  using System.Web.Security;
  using System.Web.UI;
  using System.Web.UI.WebControls;
  using System.Web.UI.WebControls.WebParts;
  using System.Web.UI.HtmlControls;
  
  using System.IO;
  using System.Net;
  using System.Security.AccessControl;
  using System.Security.Principal;
  
  public partial class ACLChange : System.Web.UI.Page
  {
   //文件夾路徑
   private string strDir = "images";
  
   protected void Page_Load(object sender, EventArgs e)
   {
   if (!IsPostBack)
   {
   AddDirectorySecurity();
   }
   }
  
   /// <summary>
   /// 給文件夾添加ASPNET用戶
   /// </summary>
   private void AddDirectorySecurity()
   {
   DirectoryInfo dirinfo = new DirectoryInfo(Server.MapPath(strDir));
  
   if ((dirinfo.Attributes & FileAttributes.ReadOnly) != 0)
   {
   dirinfo.Attributes = FileAttributes.Normal;
   }
  
   //取得訪問控制列表
   DirectorySecurity dirsecurity = dirinfo.GetAccessControl();
  
   string strDomain = Dns.GetHostName();
  
   dirsecurity.AddAccessRule(new FileSystemAccessRule(strDomain + "\\ASPNET", FileSystemRights.FullControl, AccessControlType.Allow));
  
   dirinfo.SetAccessControl(dirsecurity);
   }
  }