asp.net中用户验证同步AD域

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.Security.Principal;

using System.Runtime.InteropServices;

 

public partial class windwos : System.Web.UI.Page

{

         protected void Page_Load(object sender, EventArgs e)

        {

                 UserLoginForDomain CheckUserLogin = new UserLoginForDomain();

                 string txtUser = "" ;

 

                 string txtPassword = "" ;

 

                 string txtDomain = "" ;

 

                 if (Request.Form["txtUser" ] != null)

                        txtUser = Request.Form[ "txtUser"].ToString();

                 if (Request.Form["txtPassword" ] != null)

                        txtPassword = Request.Form[ "txtPassword"].ToString();

                 if (Request.Form["txtDomain" ] != null)

                        txtDomain = Request.Form[ "txtDomain"].ToString();

 

                 if (txtUser != "" && txtPassword != "" && txtDomain != "")

                {

                         if (CheckUserLogin.impersonateValidUser(txtUser, txtDomain, txtPassword))

                                Response.Write( " OK");

                         else

                                Response.Write( "Error");

                }

        }

 

         public class UserLoginForDomain

        {

                 public UserLoginForDomain()

                {

                         //

                         // TODO: 在此处添加构造函数逻辑

                         //

                }

 

                 //【用户登录域】方法#region【用户登录域】方法

 

                 public const int LOGON32_LOGON_INTERACTIVE = 2;

                 public const int LOGON32_PROVIDER_DEFAULT = 0;

 

                 WindowsImpersonationContext impersonationContext;

 

                [ DllImport("advapi32.dll" , CharSet = CharSet.Auto)]

                 public static extern int LogonUser(String lpszUserName,

                                                                                  String lpszDomain,

                                                                                  String lpszPassword,

                                                                                  int dwLogonType,

                                                                                  int dwLogonProvider,

                                                                                  ref IntPtr phToken);

                [ DllImport("advapi32.dll" , CharSet = System.Runtime.InteropServices.CharSet .Auto, SetLastError = true)]

                 public extern static int DuplicateToken(IntPtr hToken,

                                                                                  int impersonationLevel,

                                                                                  ref IntPtr hNewToken);

                 /**/

                 /// <summary>

                 /// 输入用户名、密码、登录域判断是否成功

                 /// </summary>

                 /// <example>

                 /// if (impersonateValidUser(UserName, Domain, Password)){}

                 /// </example>

                 /// <param name="userName"> 账户名称，如： string UserName = UserNameTextBox.Text;</param>

                 /// <param name="domain"> 要登录的域，如： string Domain   = DomainTextBox.Text;</param>

                 /// <param name="password"> 账户密码, 如： string Password = PasswordTextBox.Text;</param>

                 /// <returns> 成功返回true,否则返回 false</returns>

                 public bool impersonateValidUser(String userName, String domain, String password)

                {

                         WindowsIdentity tempWindowsIdentity;

                         IntPtr token = IntPtr .Zero;

                         IntPtr tokenDuplicate = IntPtr .Zero;

 

                         if (LogonUser(userName, domain, password, LOGON32_LOGON_INTERACTIVE,

                        LOGON32_PROVIDER_DEFAULT, ref token) != 0)

                        {

                                 if (DuplicateToken(token, 2, ref tokenDuplicate) != 0)

                                {

                                        tempWindowsIdentity = new WindowsIdentity (tokenDuplicate);

                                        impersonationContext = tempWindowsIdentity.Impersonate();

                                         if (impersonationContext != null)

                                                 return true ;

                                         else

                                                 return false ;

                                }

                                 else

                                         return false ;

                        }

                         else

                                 return false ;

                }

 

                 public void undoImpersonation()

                {

                        impersonationContext.Undo();

                }

                 // #endregion

        }

}

 

 

<% @ Page Language="C#" AutoEventWireup="true" CodeFile="windwos.aspx.cs" Inherits="windwos" %>

 

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">

<html xmlns="http://www.w3.org/1999/xhtml">

<head id="Head1" runat="server">

<title> 无标题页</title >

</head>

<body>

<form action="windwos.aspx" method ="post">

         用户名:< input runat ="server" id ="txtUser" name ="txtUser" />< br />

         密码:< input runat ="server" id ="txtPassword" name ="txtPassword" />< br />

         域:< input runat ="server" id ="txtDomain" name ="txtDomain" />< br />

         <input type="submit" value="提交 " />

</form>

</body>

</html>