Отчет и установка времени с записью в журнал событий

param($computer="localhost", $a, $help)
$erroractionpreference = "SilentlyContinue"
function funline ($strIN)
{
 $num = $strIN.length
 for($i=1 ; $i -le $num ; $i++)
  { $funline += "=" }
    Write-Host -ForegroundColor yellow `n$strIN 
    Write-Host -ForegroundColor darkYellow $funline
}

function funlog ($strErr)
{
 if(![system.diagnostics.eventlog]::sourceExists("ps_script","."))
  {
   $strLog = [system.diagnostics.eventlog]::CreateEventSource("ps_script","Application")
  }
 $strLog = new-object system.diagnostics.eventlog("application",".")
 $strLog.source = "ps_script"
 $strLog.writeEntry($strErr)
}

function funHelp()
{
$helpText=@"
DESCRIPTION:
NAME: GetSetTimewritetoeventlog.ps1
Prints or sets the current time on a local or remote machine.
Writes results to the event log

PARAMETERS: 
-computer Specifies the name of the computer upon which to run the script
-a(ction)     determines whether sets or gets the current time
-help         prints help file

SYNTAX:
GetSetTimewritetoeventlog.ps1 -computer MunichServer

Lists current time on a computer named MunichServer

GetSetTimewritetoeventlog.ps1

Lists current time on local computer

GetSetTimewritetoeventlog.ps1-a q

Lists current time on local computer

GetSetTimewritetoeventlog.ps1-a q -computer MunichServer

Lists current time on a computer named MunichServer

GetSetTimewritetoeventlog.ps1-a s -computer MunichServer

Sets current time on a computer named MunichServer

GetSetTimewritetoeventlog.ps1-help ?

Displays the help topic for the script

"@
$helpText
exit
}

if($help){funline("Obtaining help ...") ; funhelp }

$date = [Management.ManagementDatetimeConverter]::`
  ToDmtfDateTime($(get-date))

$objWMI = Get-WmiObject -ComputerName $computer `
  -Class win32_operatingsystem
$localUTC=$objwmi.localDateTime

switch($a)
{ 
 "q"    {
          funline("The time on $($objWMI.csname) is")
          [Management.ManagementDatetimeConverter]::`
          ToDateTime($localUTC)
	     }
 "s"     {
          funline("Setting current time on $computer ...")
          $strErr = $objWMI.SetDateTime($date)
		  If($strErr.returnvalue -eq 0)
		   {
		    $strErr = "Set time on $($computer) = success"
		   }
		  ELSE
		   { 
		    $strErr = "Set time on $($computer) failed with:`n" +
			$strErr.returnvalue
		   }
		  
          funlog($strErr)
	     }
 DEFAULT { 
          funline("The time on $($objWMI.csname) is")
          [Management.ManagementDatetimeConverter]::`
          ToDateTime($localUTC)
		 }
}

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