ASP.NET模拟其他用户进行关机

本文给出了使用ASP.NET来模拟其他用户进行关机的源程序。

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 rel

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