77七

@echo off
setlocal enabledelayedexpansion
REM 设置需要重启的网卡名称
set INTERFACE_NAME=以太网

REM 最大重启次数，默认重启3次网卡无效后重启电脑，根据自己需要更改下列数字，比重启次数大1即可
set MAX_RESTART_COUNT=3

REM 网络中断秒数
set RESTART_INTERVAL=30

REM 记录已经进行的网卡重启次数。初始值为0，每次网卡重启后递增。
set /A RESTART_COUNT=0
set /A DISCONNECTED_TIME=0

:START
ping www.baidu.com -n 1 | findstr "TTL=" > nul

if %errorlevel% neq 0 (
	set /A DISCONNECTED_TIME+=1
	for /f %%i in ('powershell -c "Get-Date -uformat '%%Y%%m%%d'"') do (
		md "D:\Ping\" 2>nul
		set "alllogfile=D:\Ping\%%i_network_check.log"
		set "rebootlogfile=D:\Ping\%%i_reboot.log"
	)
	echo !date! !time! - 网络中断! >> "!alllogfile!"

	if !DISCONNECTED_TIME! gtr %RESTART_INTERVAL% (
		set /A RESTART_COUNT+=1
		netsh interface set interface "%INTERFACE_NAME%" admin=disable > nul
		timeout /t 5 > nul
		netsh interface set interface "%INTERFACE_NAME%" admin=enable > nul
		timeout /t 5 > nul
		echo !date! !time! - %INTERFACE_NAME%网卡重启次数: 第 !RESTART_COUNT! 次 >> "!alllogfile!"
		echo !date! !time! - %INTERFACE_NAME%网卡重启次数: 第 !RESTART_COUNT! 次 >> "!rebootlogfile!"

		ping www.baidu.com -n 1 | findstr "TTL=" > nul
		if !errorlevel! neq 0 (
			set /a RESTART_COUNT+=1
			if !RESTART_COUNT! equ %MAX_RESTART_COUNT% (
				echo !date! !time! - 网卡重启无效, 重启电脑. >> "!alllogfile!"
				echo !date! !time! - 网卡重启无效, 重启电脑. >> "!rebootlogfile!"
				shutdown /r /f /t 30
				exit
			)
		) else (
			set /a DISCONNECTED_TIME=0,RESTART_COUNT=0
		)
	)
) else (
	set DISCONNECTED_TIME=0
)

timeout /t 1 > nul
goto :START
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