我在Windows Server 2012上运行一个Web应用程序,必须在PHP文件中运行一个无休止的循环。为了控制这一点,我创建了两个批处理文件。
PHP文件:
<?php
while(true) {
sleep(10);
}
?>
调用PHP文件的BatchFile:
TITLE WatchdogStarterBATCH
php "%~dp0watchdog.php"
timeout 5
批次文件2
@ECHO OFF
:: Detect whether program is running
for /f "tokens=2 delims=," %%P in ('tasklist /v /fo csv ^| findstr /i "WatchdogStarterBATCH"') do set pid=%%~P
IF [%pid%] == [] (
:: Program not running, trying to restart
start "WatchdogStarterBATCH" "%~dp0WatchdogStarter.bat"
timeout 5
GOTO rerun
) ELSE (
:: Program is running
GOTO end
)
:rerun
:: Check whether program is running now
for /f "tokens=2 delims=," %%P in ('tasklist /v /fo csv ^| findstr /i "WatchdogStarterBATCH"') do set pid=%%~P
IF [%pid%] == [] (
:: Restart failed, log to database
php "%~dp0WatchdogErrorLogger.php"
) ELSE (
:: Restart successful, log to database
php "%~dp0WatchdogWarningLogger.php"
GOTO end
)
:end
echo Done.
timeout 5
Batchfile 2由任务调度程序调用,然后调用WatchdogStarter.bat,如您所见。它试图给这个服务一个名称,以便稍后在任务列表中找到它。
我尝试过的东西:
- 从命令行运行batfile2,检查是否可以在任务列表中找到字符串"WatchdogStarterBATCH"。我能够找到它,所以这很有效
- 尝试在我使用的"start"命令中指定一个名称,但没有帮助
- 尝试在第一个批处理文件中用"TITLE"指定一个名称,但没有帮助
这是vbs。
Set WshShell = WScript.CreateObject("WScript.Shell")
Set objWMIService = GetObject("winmgmts:''.'root'CIMV2")
Set objEvents = objWMIService.ExecNotificationQuery _
("SELECT * FROM Win32_ProcessStopTrace")
Do
Set objReceivedEvent = objEvents.NextEvent
msgbox objReceivedEvent.ProcessName
If lcase(objReceivedEvent.ProcessName) = lcase("Notepad.exe") then
Msgbox "Process exited with exit code " & objReceivedEvent.ExitStatus
WshShell.Run "c:'Windows'notepad.exe", 1, false
End If
Loop
它的作用是等待程序退出(所有程序),如果记事本(在本例中)重新启动它。你可以检查php.exe或它的任何名称。
或者使用以下命令行并通过PID进行检查。
Set objWMIService = GetObject("winmgmts:{impersonationLevel=impersonate}!''.'root'cimv2")
Set colItems = objWMIService.ExecQuery("Select * From Win32_Process")
For Each objItem in colItems
msgbox objItem.ProcessID & " " & objItem.CommandLine
Next
使用Instr在命令行中检查PHP文件名并存储PID。
这也适用于
Set WshShell = WScript.CreateObject("WScript.Shell")
Do
Return = WshShell.Run("notepad " & WScript.ScriptFullName, 0, true)
Loop
它启动记事本,等待它退出,然后永远重新启动它。
批量中的相同技术
:ALabel
start "" /w notepad.exe
Goto ALabel