scripts: Add cleanup code for Windows guests

Signed-off-by: Tu Dinh <[email protected]>

scripts/guests/windows/install-autotest.ps1

@@ -1,7 +1,11 @@
+#Requires -RunAsAdministrator
+
 [CmdletBinding()]
 param (
     [Parameter()]
-    [switch]$NoNetReporting
+    [switch]$NoNetReporting,
+    [Parameter()]
+    [switch]$Cleanup
 )
 
 $ErrorActionPreference = "Stop"
@@ -48,6 +52,22 @@ if (!$NoNetReporting) {
     Register-ScheduledTask -InputObject $task -TaskName "XCP-ng Test Network Report"
 }
 
+if ($Cleanup) {
+    Read-Host -Prompt "Unplug Internet, run Disk Cleanup and continue"
+
+    Write-Output "Cleaning up component store"
+    dism.exe /Cleanup-Image /StartComponentCleanup /ResetBase
+
+    Write-Output "Cleaning up SoftwareDistribution"
+    Stop-Service wuauserv,BITS
+    Remove-Item -Recurse -Force -ErrorAction SilentlyContinue "$env:windir\SoftwareDistribution\Download\*"
+
+    Write-Output "Cleaning up Defender signatures"
+    & "$env:ProgramFiles\Windows Defender\MpCmdRun.exe" -RemoveDefinitions -All
+
+    defrag.exe $env:SystemDrive /O
+}
+
 Write-Output "Resealing"
 Stop-Process -Name sysprep -ErrorAction SilentlyContinue
 & "$env:windir\System32\Sysprep\sysprep.exe" "/generalize" "/oobe" "/shutdown" "/unattend:$PSScriptRoot\unattend.xml"