Python on Windows Help

Thu Feb 21 20:00:41 EST 2008

On Feb 21, 10:09 am, msm... at carilion.com wrote:
> I've written the following script based on information I have found on
> the web.  The purpose of the script is to start an HTTP listener on
> the machine it's running on that will give status on a particular
> service running on that system.  I've tried to create this as a
> service on the windows server it's running on, and it will install
> fine.  The problem I'm having is that the service will not stop when I
> tell it to.  Any help that anyone could provide would be greatly
> appreciated.  I'm new to python so please let me know if there is a
> more efficient way to do what I'm trying to do.  The code follows:
>
> import win32service
> import win32serviceutil
> import wmi
> from BaseHTTPServer import HTTPServer, BaseHTTPRequestHandler
>
> class BlobCheck(win32serviceutil.ServiceFramework):
>         _svc_name_ = "BlobCheck"
>         _svc_display_name_ = "Epic Blob Checker"
>         _svc_description_ = "Checks the Epic Blob Service and Creates an HTTP
> listener that can be polled for status"
>
>         def __init__(self,args):
>                 win32serviceutil.ServiceFramework.__init__(self,args)
>                 self.isAlive = True
>
>         def SvcDoRun(self):
>                 import servicemanager
>                 c = wmi.WMI()
>
>                 while self.isAlive:
>                         class RequestHandler(BaseHTTPRequestHandler):
>                                 def _writeheaders(self):
>                                         self.send_response(200)
>                                         self.send_header('Content-type', 'text/html')
>                                         self.end_headers()
>
>                                 def do_HEAD(self):
>                                         self._writeheaders()
>
>                                 def do_GET(self):
>                                         self._writeheaders()
>                                         running = c.Win32_Process (name="notepad.exe")
>                                         if running:
>                                                 self.wfile.write("""<HTML><HEAD><TITLE>Monitor</TITLE></HEAD>
>                                                 <BODY>Kool-Aid!!!</BODY></HTML>""")
>                                         else:
>                                                 self.wfile.write("""<HTML><HEAD><TITLE>Monitor</TITLE></HEAD>
>                                                 <BODY>Oh No!!!</BODY></HTML>""")
>
>                         serveraddr = ('', 12345)
>                         srvr = HTTPServer(serveraddr, RequestHandler)
>                         srvr.handle_request()
>
>         def SvcStop(self):
>                 import servicemanager
>
>                 servicemanager.LogInfoMsg("aservice - Recieved stop signal")
>                 self.ReportServiceStatus(win32service.SERVICE_STOP_PENDING)
>                 self.isAlive = False
>
> if __name__ == '__main__':
>         win32serviceutil.HandleCommandLine(BlobCheck)

I would recommend cross-posting this to the PyWin32 mailing list.
They'll either know what to do or tell you you can't. You can sign up
here: http://mail.python.org/mailman/listinfo/python-win32

Mike