IIS 管理类（引用）

using System;
using System.Data;
using System.DirectoryServices;
using System.Collections;

 ///
 /// IISManager 的摘要说明。
 ///
public class IISManager
{
 //定义需要使用的
 private string _server,_website,_AnonymousUserPass,_AnonymousUserName;
 private VirtualDirectories _virdirs;
 protected System.DirectoryServices.DirectoryEntry rootfolder;
 private bool _batchflag;
 public IISManager()
 {
  //默认情况下使用localhost，即访问本地机
  _server = "localhost";
  _website = "1";
  _batchflag = false;
 }
 public IISManager(string strServer)
 {
  _server = strServer;
  _website = "1";
  _batchflag = false;
 }
 ///
 /// 定义公共属性
 ///

 public void get_AnonymousUser()
 {
  _AnonymousUserPass="IUSR_DEVE-SERVER";
  _AnonymousUserName="IUSR_DEVE-SERVER";
  VirtualDirectory vDir;
  try
  {
   Hashtable myList = (Hashtable)_virdirs;
   IDictionaryEnumerator myEnumerator = myList.GetEnumerator();
   while ( myEnumerator.MoveNext() )
   {
    vDir = (VirtualDirectory)myEnumerator.Value;
    if (vDir.AnonymousUserName!="" && vDir.AnonymousUserPass != "")
    {
     _AnonymousUserName=vDir.AnonymousUserName;
     _AnonymousUserPass=vDir.AnonymousUserPass;
     break;
    }
   }
  }
  catch
  {
   _AnonymousUserPass="IUSR_DEVE-SERVER";
   _AnonymousUserName="IUSR_DEVE-SERVER";
  }
 }
 public string AnonymousUserName
 {
  get{ return _AnonymousUserName;}
  set{ _AnonymousUserName = value;}
 }
 public string AnonymousUserPass
 {
  get{ return _AnonymousUserPass;}
  set{ _AnonymousUserPass = value;}
 }
 //Server属性定义访问机器的名字，可以是IP与计算名
 public string Server
 {
  get{ return _server;}
  set{ _server = value;}
 }
 //WebSite属性定义，为一数字，为方便，使用string
 //一般来说第一台主机为1,第二台主机为2，依次类推
 public string WebSite
 {
  get{ return _website; }
  set{ _website = value; }
 }

 //虚拟目录的名字
 public VirtualDirectories VirDirs
 {
  get{ return _virdirs; }
  set{ _virdirs = value;}
 }
 ///
 ///定义公共方法
 ///

 //连接服务器
 public void Connect()
 {
  ConnectToServer();
 }
 //为方便重载
 public void Connect(string strServer)
 {
  _server = strServer;
  ConnectToServer();
 }
 //为方便重载
 public void Connect(string strServer,string strWebSite)
 {
  _server = strServer;
  _website = strWebSite;
  ConnectToServer();
 }
 //判断是否存这个虚拟目录
 public bool Exists(string strVirdir)
 {
  return _virdirs.Contains(strVirdir);
 }
 //添加一个虚拟目录
 public bool Create(VirtualDirectory newdir)
 {
  string strPath = "IIS://" + _server + "/W3SVC/" + _website + "/ROOT/" + newdir.Name;
  if(!_virdirs.Contains(newdir.Name) || _batchflag )
  {
   try
   {
    //加入到ROOT的Children集合中去
    DirectoryEntry newVirDir = rootfolder.Children.Add(newdir.Name,"IIsWebVirtualDir");
    newVirDir.Invoke("AppCreate",true);
    newVirDir.CommitChanges();
    rootfolder.CommitChanges();
    //然后更新数据
    UpdateDirInfo(newVirDir,newdir);
    return true;
   }
   catch(Exception ee)
   {
    //throw new Exception(ee.ToString());
    return false;
   }
  }
  else
  {
   return true;
   //throw new Exception("This virtual directory is already exist.");
  }
 }
 //得到一个虚拟目录
 public VirtualDirectory GetVirDir(string strVirdir)
 {
  VirtualDirectory tmp = null;
  if(_virdirs.Contains(strVirdir))
  {
   tmp = _virdirs.Find(strVirdir);
   ((VirtualDirectory)_virdirs[strVirdir]).flag = 2;
  }
  else
  {
   //throw new Exception("This virtual directory is not exists");
  }
  return tmp;
 }

 //更新一个虚拟目录
 public void Update(VirtualDirectory dir)
 {
  //判断需要更改的虚拟目录是否存在
  if(_virdirs.Contains(dir.Name))
  {
   DirectoryEntry ode = rootfolder.Children.Find(dir.Name,"IIsWebVirtualDir");
   UpdateDirInfo(ode,dir);
  }
  else
  {
   //throw new Exception("This virtual directory is not exists.");
  }
 }
　
 //删除一个虚拟目录
 public void Delete(string strVirdir)
 {
  if(_virdirs.Contains(strVirdir))
  {
   object[] paras = new object[2];
   paras[0] = "IIsWebVirtualDir"; //表示操作的是虚拟目录
   paras[1] = strVirdir;
   rootfolder.Invoke("Delete",paras);
   rootfolder.CommitChanges();
  }
  else
  {
   //throw new Exception("Can''t delete " + strVirdir + ",because it isn''t exists.");
  }
 }
 //批量更新
 public void UpdateBatch()
 {
  BatchUpdate(_virdirs);
 }
 //重载一个：-)
 public void UpdateBatch(VirtualDirectories vds)
 {
  BatchUpdate(vds);
 }
　
 ///
 ///私有方法
 ///

 public void Close()
 {
  _virdirs.Clear();
  _virdirs = null;
  rootfolder.Dispose();

 }
 //连接服务器
 private void ConnectToServer()
 {
  string strPath = "IIS://" + _server + "/W3SVC/" + _website +"/ROOT";
  try
  {
   this.rootfolder = new DirectoryEntry(strPath);
   _virdirs = GetVirDirs(this.rootfolder.Children);
  }
  catch(Exception e)
  {
   //throw new Exception("Can''t connect to the server ["+ _server +"] ...",e);
  }
 }
 //执行批量更新
 private void BatchUpdate(VirtualDirectories vds)
 {
  _batchflag = true;
  foreach(object item in vds.Values)
  {
   VirtualDirectory vd = (VirtualDirectory)item;
   switch(vd.flag)
   {
    case 0:
     break;
    case 1:
     Create(vd);
     break;
    case 2:
     Update(vd);
     break;
   }
  }
  _batchflag = false;
 }
 //更新东东
 private void UpdateDirInfo(DirectoryEntry de,VirtualDirectory vd)
 {
  de.Properties["AnonymousUserName"][0] = vd.AnonymousUserName;
  de.Properties["AnonymousUserPass"][0] = vd.AnonymousUserPass;
  de.Properties["AccessRead"][0] = vd.AccessRead;
  de.Properties["AccessExecute"][0] = vd.AccessExecute;
  de.Properties["AccessWrite"][0] = vd.AccessWrite;
  de.Properties["AuthBasic"][0] = vd.AuthBasic;
  de.Properties["AuthNTLM"][0] = vd.AuthNTLM;
  de.Properties["ContentIndexed"][0] = vd.ContentIndexed;
  de.Properties["EnableDefaultDoc"][0] = vd.EnableDefaultDoc;
  de.Properties["EnableDirBrowsing"][0] = vd.EnableDirBrowsing;
  de.Properties["AccessSSL"][0] = vd.AccessSSL;
  de.Properties["AccessScript"][0] = vd.AccessScript;
  de.Properties["DefaultDoc"][0] = vd.DefaultDoc;
  de.Properties["Path"][0] = vd.Path;
  de.CommitChanges();
 }

 //获取虚拟目录集合
 private VirtualDirectories GetVirDirs(DirectoryEntries des)
 {
  VirtualDirectories tmpdirs = new VirtualDirectories();
  foreach(DirectoryEntry de in des)
  {
   if(de.SchemaClassName == "IIsWebVirtualDir")
   {
    VirtualDirectory vd = new VirtualDirectory();
    vd.Name = de.Name;
    vd.AccessRead = (bool)de.Properties["AccessRead"][0];
    vd.AccessExecute = (bool)de.Properties["AccessExecute"][0];
    vd.AccessWrite = (bool)de.Properties["AccessWrite"][0];
    vd.AnonymousUserName = (string)de.Properties["AnonymousUserName"][0];
    vd.AnonymousUserPass = (string)de.Properties["AnonymousUserName"][0];
    vd.AuthBasic = (bool)de.Properties["AuthBasic"][0];
    vd.AuthNTLM = (bool)de.Properties["AuthNTLM"][0];
    vd.ContentIndexed = (bool)de.Properties["ContentIndexed"][0];
    vd.EnableDefaultDoc = (bool)de.Properties["EnableDefaultDoc"][0];
    vd.EnableDirBrowsing = (bool)de.Properties["EnableDirBrowsing"][0];
    vd.AccessSSL = (bool)de.Properties["AccessSSL"][0];
    vd.AccessScript = (bool)de.Properties["AccessScript"][0];
    vd.Path = (string)de.Properties["Path"][0];
    vd.flag = 0;
    vd.DefaultDoc = (string)de.Properties["DefaultDoc"][0];
    tmpdirs.Add(vd.Name,vd);
   }
  }
  return tmpdirs;
 }

}
 ///
 /// VirtualDirectory类
 ///
public class VirtualDirectory
{
 private bool _read,_execute,_script,_ssl,_write,_authbasic,_authntlm,_indexed,_endirbrow,_endefaultdoc;
 private string _ausername,_auserpass,_name,_path;
 private int _flag;
 private string _defaultdoc;
 ///
 /// 构造函数
 ///
 public VirtualDirectory()
 {
  SetValue();
 }
 public VirtualDirectory(string sVirDirName)
 {
  SetValue();
  _name = sVirDirName;
 }
 // sVirDirName：虚拟路径;
 // strPhyPath： 物理路径( physics Path)
 public VirtualDirectory(string sVirDirName,string strPhyPath,string[] AnonymousUser)
 {
  SetValue();
  _name = sVirDirName;
  _path = strPhyPath;
  _ausername = AnonymousUser[0];
  _auserpass = AnonymousUser[1];
 }
 private void SetValue()
 {
  _read = true;_execute = false;_script = true;_ssl= false;_write=false;_authbasic=false;
  _authntlm=true;_indexed = true;_endirbrow=false;_endefaultdoc = true;
  _flag = 1;
  _defaultdoc = "default.htm,default.aspx,default.asp,index.htm";
  _path = "C://";
  _ausername = "IUSR_DEVE-SERVER";_auserpass ="IUSR_DEVE-SERVER";_name="";
 }
 ///
 ///定义属性,IISVirtualDir太多属性了
 ///我只搞了比较重要的一些，其它的大伙需要的自个加吧。
 ///

 public int flag
 {
  get{ return _flag;}
  set{ _flag = value;}
 }
 public bool AccessRead
 {
  get{ return _read;}
  set{ _read = value;}
 }
 public bool AccessWrite
 {
  get{ return _write;}
  set{ _write = value;}
 }
 public bool AccessExecute
 {
  get{ return _execute;}
  set{ _execute = value;}
 }
 public bool AccessSSL
 {
  get{ return _ssl;}
  set{ _ssl = value;}
 }
 public bool AccessScript
 {
  get{ return _script;}
  set{ _script = value;}
 }
 public bool AuthBasic
 {
  get{ return _authbasic;}
  set{ _authbasic = value;}
 }
 public bool AuthNTLM
 {
  get{ return _authntlm;}
  set{ _authntlm = value;}
 }
 public bool ContentIndexed
 {
  get{ return _indexed;}
  set{ _indexed = value;}
 }
 public bool EnableDirBrowsing
 {
  get{ return _endirbrow;}
  set{ _endirbrow = value;}
 }
 public bool EnableDefaultDoc
 {
  get{ return _endefaultdoc;}
  set{ _endefaultdoc = value;}
 }
 public string Name
 {
  get{ return _name;}
  set{ _name = value;}
 }
 public string Path
 {
  get{ return _path;}
  set{ _path = value;}
 }
 public string DefaultDoc
 {
  get{ return _defaultdoc;}
  set{ _defaultdoc = value;}
 }
 public string AnonymousUserName
 {
  get{ return _ausername;}
  set{ _ausername = value;}
 }
 public string AnonymousUserPass
 {
  get{ return _auserpass;}
  set{ _auserpass = value;}
 }
}
 ///
 /// 集合VirtualDirectories
 ///

public class VirtualDirectories : System.Collections.Hashtable
{
 public VirtualDirectories()
 {
 }
 //添加新的方法
 public VirtualDirectory Find(string strName)
 {
  return (VirtualDirectory)this[strName];
 }
}

调用

 private void BtnWepCreate_Click(object sender, System.EventArgs e)
  {

   string sServer = "localhost";
   string VirtualDir = "demo";           
//   string PathDir    = @"c:/webroot/webapp/webappdemo";
   //string PathDir    = @"d:/wwwroot/";
   string PathDir    = Server.MapPath(".");

   IISManager iisMg = new IISManager(sServer);
   iisMg.Connect();
  
   if (iisMg.Exists(VirtualDir))
   {
    this.Response.Write(VirtualDir+ " is exist!");
   }
   else
   {
    //myINI.IniWriteValue("WebDir","WebDirExist","false");

    iisMg.get_AnonymousUser();

    string[] anonymousUser = new string[2];
    anonymousUser[0] = iisMg.AnonymousUserName ;
    anonymousUser[1] = iisMg.AnonymousUserPass ;

    VirtualDirectory newVirDir = new VirtualDirectory(VirtualDir,PathDir,anonymousUser);
    if (iisMg.Create(newVirDir))
     this.Response.Write(VirtualDir+ " 创建成功!");
    else
     this.Response.Write(VirtualDir+ " 创建不成功!");
   }

   iisMg.Close();

  }