PSP-Inventory

1.0.4

private/_GetOSInfo.ps1

                                function _GetOSInfo {

    [cmdletbinding()]

    Param(

        [Microsoft.Management.Infrastructure.CimSession]$Cimsession

    )

    Write-Verbose "[$($CimSession.ComputerName)] - Gathering OS information"

    $TimeZone = Get-CimInstance -CimSession $CimSession -ClassName Win32_TimeZone -Property Caption -ErrorAction Stop

    $OS = Get-CimInstance -CimSession $CimSession -ClassName Win32_OperatingSystem -Property Caption, Version, ServicePackMajorVersion, ServicePackMinorVersion, LastBootUpTime, OSArchitecture, InstallDate

    $ProductKey = (Get-CimInstance -CimSession $CimSession -Query 'SELECT OA3xOriginalProductKey FROM SoftwareLicensingService').OA3xOriginalProductKey

    $PageFile = Get-CimInstance -CimSession $CimSession -ClassName Win32_PageFile -Property Name, FileSize

    [PSCustomObject]@{

        PSTypename     = 'PSP.Inventory.OperatingSystemInfo'

        ComputerName   = $Cimsession.ComputerName

        Caption        = $OS.Caption

        Version        = $OS.Version

        ServicePack    = ("{0}.{1}" -f $OS.ServicePackMajorVersion, $OS.ServicePackMinorVersion)

        ProductKey     = $ProductKey

        LastReboot     = $OS.LastBootUpTime

        InstallDate    = $OS.InstallDate

        OSArchitecture = $OS.OSArchitecture

        TimeZone       = $TimeZone.Caption

        PageFile       = if ($PageFile) {foreach ($File in $PageFile) {$File.Name}}else {$null}

        PageFileSizeGB = if ($PageFile) {foreach ($File in $PageFile) {([math]::round(($File.FileSize / 1GB), 0))}} else {$null}

        InventoryDate  = (Get-Date)

    }

}