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ASP.NET模拟其他用户进行关机

 2006-12-01 17:18:07 来源:WEB开发网   
核心提示:using System;using System.Collections.Generic;using System.Text;using System.Security.PRincipal;using System.Runtime.InteropServices;public class Impersonate{

using System;
using System.Collections.Generic;
using System.Text;
using System.Security.PRincipal;
using System.Runtime.InteropServices;

public class Impersonate
{
   #region 模拟
   private WindowsImpersonationContext impersonationContext;

   private const int LOGON32_LOGON_INTERACTIVE = 2;
   private const int LOGON32_PROVIDER_DEFAULT = 0;

   [DllImport("advapi32.dll", CharSet = CharSet.Auto)]
   private 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)]
   private extern static int DuplicateToken(IntPtr hToken, int impersonationLevel, ref IntPtr hNewToken);

   [DllImport("advapi32.dll", CharSet = CharSet.Auto, SetLastError = true)]
   private static extern bool RevertToSelf();

   [DllImport("kernel32.dll", CharSet = CharSet.Auto)]
   private extern static bool CloseHandle(IntPtr handle);

   /// <summary>
   /// 模拟一个用户
   /// </summary>
   /// <param name="userName">用户名</param>
   /// <param name="password">密码</param>
   /// <param name="domain">域名/计算机名</param>
   /// <returns>true 模拟成功,false 模拟失败</returns>
   public bool ImpersonateUser(string userName, string password, string domain)
   {
     WindowsIdentity wi;
     IntPtr token = IntPtr.Zero;
     IntPtr tokenDuplicate = IntPtr.Zero;
     if (RevertToSelf())
     {
       if (LogonUser(userName, domain, password,
             LOGON32_LOGON_INTERACTIVE, LOGON32_PROVIDER_DEFAULT, ref token) != 0)
       {
         if (DuplicateToken(token, 2, ref tokenDuplicate) != 0)
         {
           wi = new WindowsIdentity(tokenDuplicate);
           impersonationContext = wi.Impersonate();
           if (impersonationContext != null)
           {
             CloseHandle(tokenDuplicate);
             CloseHandle(token);
             return true;
           }
           else
           {
             if (tokenDuplicate != IntPtr.Zero) CloseHandle(tokenDuplicate);
             if (token != IntPtr.Zero) CloseHandle(token);
             return false;
           }
         }
         else
         {
           if (token != IntPtr.Zero) CloseHandle(token);
           return false;
         }
       }
       else
         return false;
     }
     else
       return false;
   }

   /// <summary>
   /// 取消模拟
   /// </summary>
   public void UndoImpersonation()
   {
     impersonationContext.Undo();
   }
   #endregion

   #region 关机
   [StructLayout(LayoutKind.Sequential, Pack = 1)]
   private struct TokPriv1Luid
   {
     public int Count;
     public long Luid;
     public int Attr;
   }

   [DllImport("kernel32.dll", ExactSpelling = true)]
   private static extern IntPtr GetCurrentThread();

   [DllImport("advapi32.dll", ExactSpelling = true, SetLastError = true)]
   private static extern bool OpenThreadToken(IntPtr h, int acc, bool openAsSelf, ref IntPtr phtok);

   [DllImport("advapi32.dll", SetLastError = true)]
   private static extern bool LookupPrivilegeValue(string host, string name, ref long pluid);

   [DllImport("advapi32.dll", ExactSpelling = true, SetLastError = true)]
   private static extern bool AdjustTokenPrivileges(IntPtr htok, bool disall, ref TokPriv1Luid newst,
         int len, IntPtr prev, IntPtr relen);

   [DllImport("user32.dll", ExactSpelling = true, SetLastError = true)]
   private static extern bool ExitWindowsEx(int flg, int rea);

   [DllImport("advapi32.dll")]
   private static extern bool InitiateSystemShutdown(string Machinename, string Message,
          long Timeout, bool ForceAppsClosed, bool RebootAfterShutdown);

   private const int SE_PRIVILEGE_ENABLED = 0x00000002;
   private const int TOKEN_QUERY = 0x00000008;
   private const int TOKEN_ADJUST_PRIVILEGES = 0x00000020;
   private const string SE_SHUTDOWN_NAME = "SeShutdownPrivilege";
   private const int EWX_LOGOFF = 0x00000000;
   private const int EWX_SHUTDOWN = 0x00000001;
   private const int EWX_REBOOT = 0x00000002;
   private const int EWX_FORCE = 0x00000004;
   private const int EWX_POWEROFF = 0x00000008;
   private const int EWX_FORCEIFHUNG = 0x00000010;

   /// <summary>
   /// 关机
   /// </summary>
   /// <returns></returns>
   public bool ShutDown()
   {
     bool result;
     TokPriv1Luid tp;
     //注意:这里用的是GetCurrentThread,而不是GetCurrentProcess
     IntPtr hproc = GetCurrentThread();
     IntPtr htok = IntPtr.Zero;
     //注意:这里用的是OpenThreadToken(打开线程令牌),而不是OpenProcessToken(打开进程令牌)
     result = OpenThreadToken(hproc, TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY,
              true, ref htok);
     tp.Count = 1;
     tp.Luid = 0;
     tp.Attr = SE_PRIVILEGE_ENABLED;
     result = LookupPrivilegeValue(null, SE_SHUTDOWN_NAME, ref tp.Luid);
     result = AdjustTokenPrivileges(htok, false, ref tp, 0, IntPtr.Zero, IntPtr.Zero);
     result = InitiateSystemShutdown("", "", 60, true, false);
     return result;
   }
   #endregion
}
http://www.cnblogs.com/anjou/archive/2006/11/30/577279.html

Tags:ASP NET 模拟

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