Re: About wmi

[Larry Bates]

patrol wrote:
I want to prevent some process from running. The code is in the
following. I  encounter some unexpected troubles.
Probelm1: This program cannot terminate "scrcons.exe" and
"FNPLicensingService.exe",which are system processes.
Problem2:After a while, this program will abort by error
  File "C:\Python25\lib\wmi.py", line 397, in __call__
handle_com_error (error_info)
  File "C:\Python25\lib\wmi.py", line 190, in handle_com_error raise
x_wmi, "\n".join (exception_string)
UnicodeDecodeError: 'ascii' codec can't decode byte 0xb7 in position
14: ordinal not in range(128)

----------------------------------------------------
code----------------------------------------------------------------------------------
# -*- coding:utf-8 -*-
import pythoncom
import wmi
import threading
import time
from xml.dom.minidom import parse, parseString

class Info (threading.Thread):
        def __init__ (self):
                threading.Thread.__init__ (self)
        def run (self):
                print 'In Another Thread...'
                pythoncom.CoInitialize ()
                dom1 = parse('processTerminateList.xml')
                config_element = 
dom1.getElementsByTagName("processTerminateList")
[0]
                servers = config_element.getElementsByTagName("processName")
                try:
                        c = wmi.WMI ()
                        for process in c.Win32_Process ():
                                for server in servers:
                                        if process.name == 
getText(server.childNodes):
                                                process.Terminate()
                                                print process.name
                        process_watcher = c.Win32_Process.watch_for("creation")
                        while True:
                                new_process = process_watcher()
                                name =  new_process.Caption
                                print name
                                for server in servers:
                                        if name == getText(server.childNodes):
                                                new_process.Terminate()
                finally:
                        pythoncom.CoUninitialize ()
def getText(nodelist):
        rc = ""
        for node in nodelist:
                if node.nodeType == node.TEXT_NODE:
                        rc = rc + node.data
        return rc

if __name__ == '__main__':
        Info().start()
------------------------------------------------------
processTerminateList.xml-----------------------------------------------------------------------
<?xml version="1.0" encoding="utf-8"?>
<processTerminateList>
    <processName>scrcons.exe</processName>
    <processName>TXPlatform.exe</processName>
    <processName>mdm.exe</processName>
    <processName>FNPLicensingService.exe</processName>
    <processName>notepad.exe</processName>
    <processName>uedit32.exe</processName>
</processTerminateList>

You should probably post this to comp.python.windows.  Tim Golden (author of WMI 
interface) monitors that list religously (thanks Tim).

-Larry
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