点击Button1，强制重启

C#重启服务器代码
using System;
using System.Collections;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Web;
using System.Web.SessionState;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.Web.UI.HtmlControls;
using System.Runtime.InteropServices;
namespace WebApplication1_advapi
{
    /**////

        [StructLayout(LayoutKind.Sequential, Pack=1)]
            protected struct LuidStruct
        {
            public int Count;
            public long Luid;
            public int Attr;
        }

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

        [DllImport("advapi32.dll", SetLastError=true)]
        protected static extern bool OpenProcessToken(IntPtr h, int acc, ref IntPtr phtok);

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

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

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

        protected static void DoExitWindows(int flg)
        {
            LuidStruct tp;
            IntPtr hproc = GetCurrentProcess();
            IntPtr htok = IntPtr.Zero;

            OpenProcessToken(hproc, TOKEN_ADJUST_PRIVILEGES | TOKEN_QUERY, ref htok);
            tp.Count = 1;
            tp.Luid = 0;
            tp.Attr = SE_PRIVILEGE_ENABLED;
            LookupPrivilegeValue(null, SE_SHUTDOWN_NAME, ref tp.Luid);
            AdjustTokenPrivileges(htok, false, ref tp, 0, IntPtr.Zero, IntPtr.Zero);
            ExitWindowsEx(flg, 0);
        }

        public static void Shutdown()
        {
            DoExitWindows(EWX_SHUTDOWN);
        }

        public static void Reboot()
        {
            DoExitWindows(EWX_REBOOT | EWX_FORCE);
        }

        public static void Logoff()
        {
            DoExitWindows(EWX_LOGOFF);
        }

        [DllImport("advapi32.dll", SetLastError=true, ExactSpelling=false)]
        protected static extern bool InitiateSystemShutdown(string name, string msg, int timeout, bool force, bool reboot);

        private void Page_Load(object sender, System.EventArgs e)
        {
            // 在此处放置用户代码以初始化页面

        }

        Web 窗体设计器生成的代码#region Web 窗体设计器生成的代码
        override protected void OnInit(EventArgs e)
        {
            //
            // CODEGEN: 该调用是 ASP.NET Web 窗体设计器所必需的。
            //
            InitializeComponent();
            base.OnInit(e);
        }
       
        /**////

        }
        #endregion

        private void Button1_Click(object sender, System.EventArgs e)
        {
               InitiateSystemShutdown(null,null,0,true,true);
        }
    }
}