Get-WindowsVersion.psm1
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function Get-WindowsVersion { <# .SYNOPSIS List Windows Version from local or remote computer. .DESCRIPTION List Windows Version from local or remote computer. .PARAMETER ComputerName Name of server to list Windows Version from remote computer. .PARAMETER SearchBase AD-SearchBase of server to list Windows Version from remote computer. .PARAMETER History List History Windows Version from computer. .PARAMETER Force Disable the built-in Format-Table and Sort-Object. .NOTES Name: Get-WindowsVersion.psm1 Author: Johannes Sebald Version: 1.2.5 DateCreated: 2016-09-13 DateEdit: 2018-07-11 .LINK https://www.dertechblog.de .EXAMPLE Get-WindowsVersion List Windows Version on local computer with built-in Format-Table and Sort-Object. .EXAMPLE Get-WindowsVersion -ComputerName pc1 List Windows Version on remote computer with built-in Format-Table and Sort-Object. .EXAMPLE Get-WindowsVersion -ComputerName pc1,pc2 List Windows Version on multiple remote computer with built-in Format-Table and Sort-Object. .EXAMPLE Get-WindowsVersion -SearchBase "OU=Computers,DC=comodo,DC=com" with built-in Format-Table and Sort-Object. List Windows Version on Active Directory SearchBase computer. .EXAMPLE Get-WindowsVersion -ComputerName pc1,pc2 -Force List Windows Version on multiple remote computer and disable the built-in Format-Table and Sort-Object. .EXAMPLE Get-WindowsVersion -History with built-in Format-Table and Sort-Object. List History Windows Version on local computer. .EXAMPLE Get-WindowsVersion -ComputerName pc1,pc2 -History List History Windows Version on multiple remote computer with built-in Format-Table and Sort-Object. .EXAMPLE Get-WindowsVersion -ComputerName pc1,pc2 -History -Force List History Windows Version on multiple remote computer and disable built-in Format-Table and Sort-Object. #> [cmdletbinding()] param ( [parameter(ValueFromPipeline = $true, ValueFromPipelineByPropertyName = $true)] [string[]]$ComputerName = "localhost", [string]$SearchBase, [switch]$History, [switch]$Force ) if ($($PsVersionTable.PSVersion.Major) -gt "2") { # SearchBase if ($SearchBase) { if (Get-Command Get-AD* -ErrorAction SilentlyContinue) { if (Get-ADOrganizationalUnit -Filter "distinguishedName -eq '$SearchBase'" -ErrorAction SilentlyContinue) { $Table = Get-ADComputer -SearchBase $SearchBase -Filter * $ComputerName = $Table.Name } else {Write-Warning "No SearchBase found"} } else {Write-Warning "No AD Cmdlet found"} } # Loop 1 $Tmp = New-TemporaryFile foreach ($Computer in $ComputerName) { if (Test-Connection -ComputerName $Computer -Count 1 -ErrorAction SilentlyContinue) { try { $WmiObj = Get-WmiObject Win32_OperatingSystem -ComputerName $Computer } catch { Write-Warning "$Computer no wmi access" } if ($WmiObj) { # Variables $WmiClass = [WmiClass]"\\$Computer\root\default:stdRegProv" $HKLM = 2147483650 $Reg1 = "SOFTWARE\Microsoft\Windows NT\CurrentVersion" $Reg2 = "SYSTEM\Setup" if ($History) {$KeyArr = ($WmiClass.EnumKey($HKLM, $Reg2)).snames -like "Source*"} else {$KeyArr = $Reg1} # Loop 2 foreach ($Key in $KeyArr) { if ($History) {$Reg = "$Reg2\$Key"} else {$Reg = $Key} $Major = $WmiClass.GetDWordValue($HKLM, $Reg, "CurrentMajorVersionNumber").UValue $Minor = $WmiClass.GetDWordValue($HKLM, $Reg, "CurrentMinorVersionNumber").UValue $Build = $WmiClass.GetStringValue($HKLM, $Reg, "CurrentBuildNumber").sValue $UBR = $WmiClass.GetDWordValue($HKLM, $Reg, "UBR").UValue $ReleaseId = $WmiClass.GetStringValue($HKLM, $Reg, "ReleaseId").sValue $ProductName = $WmiClass.GetStringValue($HKLM, $Reg, "ProductName").sValue $ProductId = $WmiClass.GetStringValue($HKLM, $Reg, "ProductId").sValue $InstallTime1 = $WmiClass.GetQWordValue($HKLM, $Reg, "InstallTime").UValue $InstallTime2 = ([datetime]::FromFileTime($InstallTime1)) # Variables Windows 6.x if ($Major.Length -le 0) {$Major = $WmiClass.GetStringValue($HKLM, $Reg, "CurrentVersion").sValue} if ($ReleaseId.Length -le 0) {$ReleaseId = $WmiClass.GetStringValue($HKLM, $Reg, "CSDVersion").sValue} if ($InstallTime1.Length -le 0) {$InstallTime2 = ([WMI]"").ConvertToDateTime($WmiObj.InstallDate)} # Add Points if (-not($Major.Length -le 0)) {$Major = "$Major."} if (-not($Minor.Length -le 0)) {$Minor = "$Minor."} if (-not($UBR.Length -le 0)) {$UBR = ".$UBR"} # Output $Output = New-Object -TypeName PSobject $Output | Add-Member -MemberType NoteProperty -Name ComputerName -Value $Computer.toUpper() $Output | Add-Member -MemberType NoteProperty -Name ProductName -Value $ProductName $Output | Add-Member -MemberType NoteProperty -Name WindowsVersion -Value $ReleaseId $Output | Add-Member -MemberType NoteProperty -Name WindowsBuild -Value "$Major$Minor$Build$UBR" $Output | Add-Member -MemberType NoteProperty -Name ProductId -Value $ProductId $Output | Add-Member -MemberType NoteProperty -Name InstallTime -Value $InstallTime2 $Output | Export-Csv -Path $Tmp -Append } } } else {Write-Warning "$Computer not reachable"} } # Output if ($Force) {Import-Csv -Path $Tmp} else {Import-Csv -Path $Tmp | Sort-Object -Property ComputerName, WindowsVersion | Format-Table -AutoSize} } else {Write-Warning "PSVersion to low"} } |