Uninstall-SecureMFA_COM_Extensions.ps1
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#Requires -RunAsAdministrator <# .SYNOPSIS Uninstalls COM extensions for SecureMFA.com provider. .DESCRIPTION SecureMFA_SupportTools.dll COM extensions are used by Microsoft RDS Gateway server to provide OTP functionality. COM extensions are only required to be present on RDS gateway server when SecureMFA_RDS provider is used to enable OTP codes for this service. Dependencies: * System which executes a script must have Microsoft Framework 4.6.1 and above installed. * SecureMFA_SupportTools.dll file must be present in script directory. .NOTES Version: 1.0.0.4 Author: SecureMfa.com Creation Date: 03/12/2019 Purpose/Change: Added COM extensions .EXAMPLE C:\PS> Uninstall-SecureMFA_COM_Extensions This command will uninstall SecureMFA_SupportTools.dll COM extensions from the server. #> $dllpath = (Join-Path -Path $PSScriptRoot -ChildPath SecureMFA_SupportTools.dll) #Check if windows events source for application log exist, if not create one. if ([System.Diagnostics.EventLog]::SourceExists("SecureMFA_SupportTools") -eq $False) {New-EventLog -LogName "Application" -Source "SecureMFA_SupportTools" ; Write-Host "SecureMFA_SupportTools Log Source Created."} #Load GAC Assembly Set-location $PSScriptRoot [System.Reflection.Assembly]::Load("System.EnterpriseServices, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a") $publish = New-Object System.EnterpriseServices.Internal.Publish Function Uninstall-SecureMFA_COM_Extensions { Param ( [Parameter(Mandatory=$false, ParameterSetName="Default")] [Switch]$Force ) #Check if TSGateway existi on the system if(((Get-Service tsgateway -ErrorAction SilentlyContinue).Status -eq $null) -and (!($Force))) {write-host "COM extensions are only required for RDS Gateway when used with SecureMFA_RDS_OTP provider. TS Gateway services doesn't exist on $env:COMPUTERNAME" -ForegroundColor Yellow; break} try { $Error.Clear() if (!(Test-Path $dllpath -Type Leaf) ) { throw "The assembly $dllpath does not exist" } write-host "Uninstalling $dllpath from the server" -ForegroundColor Cyan #Remove SecureMfaOtpProvider DLL from GAC assembly $publish.GacRemove($dllpath) #Remove SecureMFA COM Extension registry entries write-host "Removing SecureMFA COM Extension registry entries" -ForegroundColor Cyan if((Test-Path -LiteralPath "HKLM:\SOFTWARE\Classes\SecureMFA_SupportTools.SecureMFACOM_Class") -eq $true) { Remove-Item -Path "HKLM:\SOFTWARE\Classes\SecureMFA_SupportTools.SecureMFACOM_Class" -Recurse -Force} #Restart RDS Gateway service if((Get-Service tsgateway -ErrorAction SilentlyContinue).Status -ne $null) { write-host "Restarting tsgateway service." -ForegroundColor Green Stop-Service tsgateway Start-Service tsgateway} } catch { Write-Host "$($MyInvocation.InvocationName): $_" -ForegroundColor red } } |