Misc/KVWindowsUpdate.psm1
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$regPath = 'HKLM:\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate' $regPathAU = 'HKLM:\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate\AU' if (-not (Test-Path -path $regPath)) { New-Item $regPath -ItemType Directory } if (-not (Test-Path -path $regPathAU)) { New-Item $regPathAU -ItemType Directory } function Set-NonAdminsToApproveUpdate { param ( [Parameter()] [bool]$Enabled = $false ) if ($Enabled) { $value = 1 } else { $value = 0 } $regitemConfigured = testNonAdminsToApproveUpdatesExists if ($regitemConfigured) { Set-ItemProperty -Path $regPath -Name ElevateNonAdmins -Value $value -Force } else { New-ItemProperty -Path $regPath -Name ElevateNonAdmins -PropertyType DWORD -Value $value -Force } } function testNonAdminsToApproveUpdatesExists { try { Get-ItemProperty -Path $regPath -Name ElevateNonAdmins -ErrorAction Stop return $true } catch { return $false } } function Get-NonAdminsToApproveUpdate { $ElevateNonAdmins = Get-ItemProperty -Path $regPath -Name ElevateNonAdmins -ErrorAction SilentlyContinue return $ElevateNonAdmins } function Set-UpdateTargetGroup { param ( [Parameter(Mandatory=$true)] [String]$Name ) $regItemConfigured = testUpdateTargetGroupExists if ($regItemConfigured) { Set-ItemProperty -Path $regPath -Name TargetGroup -Value $Name -Force Set-ItemProperty -Path $regPath -Name TargetGroupEnabled -Value 1 -Force } else { $null = New-ItemProperty -Path $regPath -Name TargetGroupEnabled -PropertyType DWORD -Value 1 -Force $null = New-ItemProperty -Path $regPath -Name TargetGroup -PropertyType String -Value $Name -Force } } function testUpdateTargetGroupExists { try { Get-ItemProperty -Path $regPath -Name TargetGroup -ErrorAction Stop return $true } catch { return $false } } function Get-UpdateTargetGroup { $targetGroup = Get-ItemProperty -Path $regPath -Name TargetGroup -ErrorAction SilentlyContinue if ($targetGroup) { $registryPath = $targetGroup.PSPath.Replace('Microsoft.PowerShell.Core\Registry::','') } else { $registryPath = '' } return ( [PSCustomObject]@{ TargetGroup = $targetGroup.TargetGroup RegistryPath = $registryPath } ) } function Remove-UpdateTargetGroup { $regItemConfigured = testUpdateTargetGroupExists if ($regItemConfigured) { try { Get-Item -Path $regPath -ErrorAction Stop | Remove-ItemProperty -Name TargetGroup Get-Item -Path $regPath -ErrorAction Stop | Remove-ItemProperty -Name TargetGroupEnabled } catch { $Err = $_ Write-Error $Err } } } function Set-UpdateServer { param ( [Parameter(Mandatory=$true)] [string]$URL, [Parameter()] [bool]$Enabled = $true ) $regItemConfigured = testUpdateServer if ($regItemConfigured) { Set-ItemProperty -Path $regPath -Name WUServer -Value $URL -Force Set-ItemProperty -Path $regPath -Name WUStatusServer -Value $URL -Force if ($Enabled) { Set-ItemProperty -Path $regPathAU -Name UseWUServer -Value 1 -Force } else { Set-ItemProperty -Path $regPathAU -Name UseWUServer -Value 0 -Force } } else { $null = New-ItemProperty -Path $regPath -Name WUServer -PropertyType String -Value $URL -Force $null = New-ItemProperty -Path $regPath -Name WUStatusServer -PropertyType String -Value $URL -Force if ($Enabled) { $null = New-ItemProperty -Path $regPathAU -Name UseWUServer -PropertyType DWORD -Value 1 -Force } else { $null = New-ItemProperty -Path $regPathAU -Name UseWUServer -PropertyType DWORD -Value 0 -Force } } } function testUpdateServer { try { Get-ItemProperty -Path $regPath -Name WUServer -ErrorAction Stop Get-ItemProperty -Path $regPath -Name WUStatusServer -ErrorAction Stop Get-ItemProperty -Path $regPathAU -Name UseWUServer -ErrorAction Stop return $true } catch { return $false } } function Get-UpdateServer { $UpdateServer = Get-ItemProperty -Path $regPath -Name WUServer -ErrorAction SilentlyContinue $UpdateServerEnabled = Get-ItemProperty -Path $regPathAU -Name UseWUServer -ErrorAction SilentlyContinue if ($UpdateServer) { $registryPath = $UpdateServer.PSPath.Replace('Microsoft.PowerShell.Core\Registry::','') } else { $registryPath = '' } if ($UpdateServerEnabled.UseWUServer -eq 1) { $Value = $true } else { $Value = $false } return ( [PSCustomObject]@{ WSUSServer = $UpdateServer.WUServer RegistryPath = $registryPath Enabled = $Value } ) } function Remove-UpdateServer { try { Get-Item -Path $regPath -ErrorAction Stop | Remove-ItemProperty -Name WUServer Get-Item -Path $regPathAU -ErrorAction Stop | Remove-ItemProperty -Name UseWUServer Get-Item -Path $regPath -ErrorAction Stop | Remove-ItemProperty -Name WUStatusServer } catch { $err = $_ Write-Error $err } } function Get-UpdateOption { $AUOption = Get-ItemProperty -Path $regPathAU -Name AUOptions -ErrorAction SilentlyContinue if ($AUOption) { $registryPath = $AUOption.PSPath.Replace('Microsoft.PowerShell.Core\Registry::','') } else { $registryPath = '' } switch ($AUOption.AUOptions) { 2 { $value = 'NotifyBeforeDownload'; break } 3 { $value = 'AutoDownloadAndNotifyForInstall'; break } 4 { $value = 'AutoDownloadAndScheduleInstallation'; break } 5 { $value = 'UsersCanConfigureAutomaticUpdates'; break } default { $value = 'There is no automatic update option configured' } } return ( [PSCustomObject]@{ AutoUpdateOption = $value RegistryPath = $registryPath } ) } function testUpdateOptionsExist { try { Get-ItemProperty -Path $regPathAU -Name AUOptions -ErrorAction Stop return $true } catch { return $false } } function Set-UpdateOption { param ( [Parameter(Mandatory=$true)] [ValidateSet('NotifyBeforeDownload','AutoDownloadAndNotifyForInstall','AutoDownloadAndScheduleInstallation','UsersCanConfigureAutomaticUpdates')] [string]$Setting ) switch ($Setting) { 'NotifyBeforeDownload' { $value = 2; break } 'AutoDownloadAndNotifyForInstall' { $value = 3; break } 'AutoDownloadAndScheduleInstallation' { $value = 4; break } 'UsersCanConfigureAutomaticUpdates' { $value = 5; break } } $regItemConfigured = testUpdateOptionsExist if ($regItemConfigured) { Set-ItemProperty -Path $regPathAU -Name AUOptions -Value $value -Force } else { $null = New-ItemProperty -Path $regPathAU -Name AUOptions -PropertyType DWORD -Value $value -Force } } function Remove-UpdateOption { $regItemConfigured = testUpdateOptionsExist if ($regItemConfigured) { try { Get-Item -Path $regPathAU -ErrorAction Stop | Remove-ItemProperty -Name AUOptions } catch { $err = $_ Write-Error $err } } } function Set-UpdateScheduledInstallDay { param ( [parameter(Mandatory=$true)] [ValidateSet('Monday','Tuesday','Wednesday','Thursday','Friday','Saturday','Sunday')] [string]$Day ) switch ($day) { 'Monday' { $value = 2; break } 'Tuesday' { $value = 3; break } 'Wednesday' { $value = 4; break } 'Thursday' { $value = 5; break } 'Friday' { $value = 6; break } 'Saturday' { $value = 7; break } 'Sunday' { $value = 1; break } 'All' { $value = 0; break } } if ((Get-UpdateOption).AutoUpdateOption -eq 'AutoDownloadAndScheduleInstallation') { if (testUpdateScheduledInstallDayExists) { Set-ItemProperty -Path $regPathAU -Name ScheduledInstallDay -Value $value -Force } else { $null = New-ItemProperty -Path $regPathAU -Name ScheduledInstallDay -PropertyType DWORD -Value $value -Force } } else { Write-Error 'This only works if Update Option is set to AutoDownloadAndScheduleInstallation' } } function Get-UpdateScheduledInstallDay { $updateScheduleInstallDay = Get-ItemProperty -Path $regPathAU -Name ScheduledInstallDay -ErrorAction SilentlyContinue if ($updateScheduleInstallDay) { $registryPath = $updateScheduleInstallDay.PSPath.Replace('Microsoft.PowerShell.Core\Registry::','') } else { $registryPath = '' } switch ($updateScheduleInstallDay.ScheduledInstallDay) { 0 { $value = 'All' } 1 { $value = 'Sunday' } 2 { $value = 'Monday' } 3 { $value = 'Tuesday' } 4 { $value = 'Wednesday' } 5 { $value = 'Thursday' } 6 { $value = 'Friday' } 7 { $value = 'Saturday' } default { $value = 'There is no scheduled install day configured' } } return ( [PSCustomObject]@{ ScheduledUpdateInstallDay = $value RegistryPath = $registryPath } ) } function testUpdateScheduledInstallDayExists { try { Get-ItemProperty -Path $regPathAU -Name ScheduledInstallDay -ErrorAction Stop return $true } catch { return $false } } function Remove-UpdateScheduledInstallDay { if (testUpdateScheduledInstallDayExists) { try { Get-Item -Path $regPathAU -ErrorAction Stop | Remove-ItemProperty -Name ScheduledInstallDay } catch { $Err = $_ Write-Error $Err } } } function Set-UpdateScheduledInstallHour { param ( [Parameter(Mandatory=$true)] [ValidateSet(1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23)] [int]$Hour ) if (testUpdateScheduledInstallHourExists) { Set-ItemProperty -Path $regPathAU -Name ScheduledInstallTime -Value $Hour -Force } else { $null = New-ItemProperty -Path $regPathAU -Name ScheduledInstallTime -PropertyType DWORD -Value $Hour -Force } } function Get-UpdateScheduledInstallHour { $updateScheduleInstallHour = Get-ItemProperty -Path $regPathAU -Name ScheduledInstallTime -ErrorAction SilentlyContinue if ($updateScheduleInstallHour) { $registryPath = $updateScheduleInstallHour.PSPath.Replace('Microsoft.PowerShell.Core\Registry::','') } else { $registryPath = '' } return ( [PSCustomObject]@{ ScheduledUpdateInstallHour = $updateScheduleInstallHour.ScheduledInstallTime RegistryPath = $registryPath } ) } function testUpdateScheduledInstallHourExists { try { Get-ItemProperty -Path $regPathAU -Name ScheduledInstallTime -ErrorAction Stop return $true } catch { return $false } } function Remove-UpdateScheduledInstallHour { if (testUpdateScheduledInstallHourExists) { try { Get-Item -Path $regPathAU -ErrorAction Stop | Remove-ItemProperty -Name ScheduledInstallTime } catch { $Err = $_ Write-Error $Err } } } function Set-AutomaticUpdate { param ( [Parameter()] [bool]$Enabled = $true ) if ($Enabled) { $value = 0 } else { $value = 1 } $regitemConfigured = testAutomaticUpdateExists if ($regitemConfigured) { Set-ItemProperty -Path $regPathAU -Name NoAutoUpdate -Value $value -Force } else { $null = New-ItemProperty -Path $regPathAU -Name NoAutoUpdate -PropertyType DWORD -Value $value -Force } } function Get-AutomaticUpdate { $automaticUpdate = Get-ItemProperty -Path $regPathAU -Name NoAutoUpdate -ErrorAction SilentlyContinue if ($automaticUpdate) { $registryPath = $automaticUpdate.PSPath.Replace('Microsoft.PowerShell.Core\Registry::','') } else { $registryPath = '' } if ($automaticUpdate.NoAutoUpdate -eq 0) { $value = $true } else { $value = $false } return ( [PSCustomObject]@{ AutomaticUpdateEnabled = $value RegistryPath = $registryPath } ) } function Remove-AutomaticUpdate { $regitemConfigured = testAutomaticUpdateExists if ($regitemConfigured) { Get-Item -Path $regPathAU | Remove-ItemProperty -Name NoAutoUpdate } } function testAutomaticUpdateExists { try { Get-ItemProperty -Path $regPathAU -Name NoAutoUpdate -ErrorAction Stop return $true } catch { return $false } } Export-ModuleMember -Function *-* |