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Release Time

06/05/2017

Downloads

1996 times

Update Time

04/18/2025

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Description
Screen Shots

Please run the script as System User

The procedure does the following for you,

Gets PowerShell Script Content
Gets File Name with Extension ".ps1"

by the following parameters -

ps_content=r'''

PLEASE PASTE YOUR POWERSHELL SCRIPT HERE

'''

Also Define file_name i.e

file_name='last_boot_time.ps1'

Create the file at Windows Temp Location with the given content
Executes the ps1 file and prints the output to the ITSM Log
Finally, Deletes the ps1 file

By the way, you can change the content and file name if you want to run another PowerShell script.

ps_content=r'''function Get-Uptime { Param( $ComputerName = $env:COMPUTERNAME ) if ($lastBootUpTime = (Get-WmiObject win32_operatingsystem -ComputerName $ComputerName| select @{LABEL='LastBootUpTime';EXPRESSION={$_.ConverttoDateTime($_.lastbootuptime)}}).LastBootUpTime) { (Get-Date) - $lastBootUpTime } else { Write-Error "Unable to retrieve WMI Object win32_operatingsystem from $ComputerName" } } Get-Uptime''' file_name='last_boot_time.ps1'

Procedure's Instructions

ps_content=r'''

function Get-Uptime {
Param(
$ComputerName = $env:COMPUTERNAME)
if ($lastBootUpTime = (Get-WmiObject win32_operatingsystem -ComputerName $ComputerName| select @{LABEL='LastBootUpTime';EXPRESSION={$_.ConverttoDateTime($_.lastbootuptime)}}).LastBootUpTime) {
(Get-Date) - $lastBootUpTime
} else {
Write-Error "Unable to retrieve WMI Object win32_operatingsystem from $ComputerName"}}

Get-Uptime

'''

import os

def ecmd(command):
    import ctypes
    from subprocess import PIPE, Popen
    
    class disable_file_system_redirection:
        _disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection
        _revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection
        def __enter__(self):
            self.old_value = ctypes.c_long()
            self.success = self._disable(ctypes.byref(self.old_value))
        def __exit__(self, type, value, traceback):
            if self.success:
                self._revert(self.old_value)
    
    with disable_file_system_redirection():
        obj = Popen(command, shell = True, stdout = PIPE, stderr = PIPE)
    out, err = obj.communicate()
    ret=obj.returncode
    if ret==0:
        if out:
            return out.strip()
        else:
            return ret
    else:
        if err:
            return err.strip()
        else:
            return ret

file_name='powershell_file.ps1'
file_path=os.path.join(os.environ['TEMP'], file_name)
with open(file_path, 'wb') as wr:
    wr.write(ps_content)

ecmd('powershell "Set-ExecutionPolicy RemoteSigned"')
print ecmd('powershell "%s"'%file_path)

os.remove(file_path)

Comments

nbruneau@gmail.com

Written Jan 12, 2022

Hi, I do have a problem using this script. I copied my powershell script with in the section but when launched I have the following error : " Au caractre C:\Windows\TEMP\powershell_file.ps1:81 : 78 + ... ([string]::Format("ERROR: File {0} does not exist!", $UpdaterBinary)) + ~~~~~~~~~~~~~~~~~~~ Le terminateur " est manquant dans la chane. Au caractre C:\Windows\TEMP\powershell_file.ps1:33 : 10 + else { + ~ Accolade fermante } manquante dans le bloc d'instruction ou dfinition du type manquante. Au caractre C:\Windows\TEMP\powershell_file.ps1:26 : 28 + Function CheckIfElevated() { + ~ Accolade fermante } manquante dans le bloc d'instruction ou dfinition du type manquante. + CategoryInfo : ParserError: ( [], ParseException + FullyQualifiedErrorId : TerminatorExpectedAtEndOfString" Please be aware that whe I use my script manually, it works. The script is this one : https://heresjaken.com/install-windo...ate-assistant/ It's updating windows time silently and works great. Thanks for your help.

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