2016-January Scripting Games Puzzle

get-uptime.ps1

function get-uptime{
	param(
		[Parameter(Mandatory=$False,ValueFromPipeline=$True,ValueFromPipelinebyPropertyName=$True)]
		[string[]]$computername=$env:COMPUTERNAME
    )

	$manyObj =@()
	foreach($computer in $computername){
		$itemObj = New-Object System.Object
		
		$itemObj | Add-Member -type NoteProperty -name ComputerName $computer
	if (Test-Connection $computer -Count 1  2> NULL){

		try{
			$bootup=(Get-WmiObject -Class Win32_OperatingSystem -computername $computer)
			$lastboot = $bootup.ConvertToDateTime($bootup.LastBootUpTime)
			$days = [Math]::Round((((Get-Date) - $lastboot).TotalDays), 1)
			
			
			$itemObj | Add-Member -type NoteProperty -name StartTime $lastboot
			$itemObj | Add-Member -type NoteProperty -name "Uptime (Days)" $days
			$itemObj | Add-Member -type NoteProperty -name Status "OK"
			if ($days -gt 30) { $itemObj | Add-Member -type NoteProperty -name MightNeedPatched $true}
			else { $itemObj | Add-Member -type NoteProperty -name MightNeedPatched $false}
			 $manyObj +=$itemObj
			}
			catch {
					$itemObj | Add-Member -type NoteProperty -name StartTime ""
					 $itemObj | Add-Member -type NoteProperty -name "Uptime (Days)" ""
					$itemObj | Add-Member -type NoteProperty -name Status "ERROR"
					 $manyObj +=$itemObj}
		}
	else
		{
			#status
			 $itemObj | Add-Member -type NoteProperty -name StartTime ""
			 $itemObj | Add-Member -type NoteProperty -name "Uptime (Days)" ""
			$itemObj | Add-Member -type NoteProperty -name Status "Offline"
			$manyObj +=$itemObj
		}

	}
	$manyObj| ft
}