80 lines
4.5 KiB
PowerShell
80 lines
4.5 KiB
PowerShell
#Requires -Version 5.1
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<# SilverMetal Enhanced - Windows | Offline ISO structure assertions.
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The reliable CI gate that needs NO nested virtualization: proves the built
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ISO baked the answer file + hardening payload correctly. Full boot-and-Verify
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(QEMU + OVMF + swtpm) is a follow-on stage that needs nested virt.
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Exit 0 = all assertions pass; non-zero = failures.
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#>
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[CmdletBinding()] param([Parameter(Mandatory)][string]$IsoPath)
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Set-StrictMode -Version Latest; $ErrorActionPreference = 'Stop'
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$fail = 0
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function Assert { param([string]$Name,[bool]$Cond)
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if ($Cond) { Write-Host "[PASS] $Name" -ForegroundColor Green }
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else { Write-Host "[FAIL] $Name" -ForegroundColor Red; $script:fail++ }
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}
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if (-not (([Security.Principal.WindowsPrincipal][Security.Principal.WindowsIdentity]::GetCurrent()).IsInRole(
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[Security.Principal.WindowsBuiltInRole]::Administrator))) { throw 'must run elevated (WIM mount).' }
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# Discard any stale WIM mounts from a prior aborted run (CI reuses the runner) and
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# use a fresh, unique mount dir — a leftover mount makes Mount-WindowsImage fail with
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# "attempted to mount to a directory that is not empty." Mirrors build.ps1 Stage 0.
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Get-WindowsImage -Mounted -EA SilentlyContinue | ForEach-Object {
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Dismount-WindowsImage -Path $_.MountPath -Discard -EA SilentlyContinue | Out-Null
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}
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Clear-WindowsCorruptMountPoint -EA SilentlyContinue | Out-Null
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$img = Mount-DiskImage -ImagePath $IsoPath -PassThru
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$mount = Join-Path $env:TEMP ('sm-assert-wim-' + [guid]::NewGuid().ToString('N'))
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$null = New-Item -ItemType Directory -Force $mount
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try {
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$drive = ($img | Get-Volume).DriveLetter + ':'
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Assert 'autounattend.xml at ISO root' (Test-Path "$drive\autounattend.xml")
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$wim = "$drive\sources\install.wim"
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Assert 'sources\install.wim present' (Test-Path $wim)
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if (Test-Path $wim) {
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$idx = (Get-WindowsImage -ImagePath $wim | Where-Object ImageName -match 'IoT Enterprise LTSC' | Select-Object -First 1).ImageIndex
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if (-not $idx) { $idx = 1 }
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Mount-WindowsImage -ImagePath $wim -Index $idx -Path $mount -ReadOnly | Out-Null
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try {
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$sc = Join-Path $mount 'Windows\Setup\Scripts\SetupComplete.cmd'
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Assert 'SetupComplete.cmd baked into WIM' (Test-Path $sc)
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$mods = Get-ChildItem (Join-Path $mount 'Windows\Setup\Scripts\hardening') -Filter *.ps1 -EA SilentlyContinue
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Assert 'hardening modules baked (>=9 .ps1)' ($mods.Count -ge 9)
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Assert 'Verify script baked' (Test-Path (Join-Path $mount 'Windows\Setup\Scripts\hardening\Verify-SilverMetalWindows.ps1'))
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# Welcome app payload assertions (skipped when Welcome is intentionally disabled).
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if ($env:SILVERMETAL_WELCOME_ENABLED -ne '0') {
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$welcomeExe = Join-Path $mount 'Program Files\SilverOS\Welcome\SilverOS.Welcome.App.exe'
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Assert 'Welcome exe baked into WIM' (Test-Path $welcomeExe)
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$welcomeFlavours = Get-ChildItem (Join-Path $mount 'Program Files\SilverOS\Welcome\flavours') -Filter '*.json' -EA SilentlyContinue
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Assert 'Welcome flavours baked (>=1 .json)' ($welcomeFlavours.Count -ge 1)
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$welcomeCatalog = Join-Path $mount 'Program Files\SilverOS\Welcome\apps\catalog.json'
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Assert 'Welcome app catalog baked' (Test-Path $welcomeCatalog)
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}
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} finally { Dismount-WindowsImage -Path $mount -Discard | Out-Null }
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}
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# boot.wim must carry the WinPE collector + winpeshl (the pre-config front-end).
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$bootwim = "$drive\sources\boot.wim"
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Assert 'boot.wim present' (Test-Path $bootwim)
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if (Test-Path $bootwim) {
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$bmount = Join-Path $env:TEMP ('sm-assert-boot-' + [guid]::NewGuid().ToString('N'))
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New-Item -ItemType Directory -Force $bmount | Out-Null
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Mount-WindowsImage -ImagePath $bootwim -Index 2 -Path $bmount -ReadOnly | Out-Null
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try {
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Assert 'collector staged in boot.wim' (Test-Path (Join-Path $bmount 'sm\Collector.ps1'))
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Assert 'winpeshl.ini set' (Test-Path (Join-Path $bmount 'Windows\System32\winpeshl.ini'))
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Assert 'answer-file generator staged' (Test-Path (Join-Path $bmount 'sm\New-SmAnswerFile.ps1'))
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} finally { Dismount-WindowsImage -Path $bmount -Discard | Out-Null; Remove-Item $bmount -Recurse -Force -EA SilentlyContinue }
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}
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} finally {
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Dismount-DiskImage -ImagePath $IsoPath | Out-Null
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Remove-Item $mount -Recurse -Force -EA SilentlyContinue
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}
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Write-Host "`n$($fail) assertion(s) failed."
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exit $fail
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