@echo off

echo "step 1. getadmin......"
>nul 2>&1 "%SYSTEMROOT%\system32\cacls.exe" "%SYSTEMROOT%\system32\config\system"
if '%errorlevel%' NEQ '0' (
goto UACPrompt
) else ( goto gotAdmin )
:UACPrompt
echo Set UAC = CreateObject^("Shell.Application"^) > "%temp%\getadmin.vbs"
echo UAC.ShellExecute "%~s0", "", "", "runas", 1 >> "%temp%\getadmin.vbs"
"%temp%\getadmin.vbs"
exit /B
:gotAdmin
if exist "%temp%\getadmin.vbs" ( del "%temp%\getadmin.vbs" )


::	重写host文件
echo "step 2.download file......"
set url=http://192.168.80.200/hosts
set output=C:\hosts
curl %url% -o %output%

echo "step 3.overwrite file......"
copy /y "C:\hosts" "C:\Windows\System32\drivers\etc"
echo "overwrite success..."