53 lines
2.1 KiB
PowerShell
53 lines
2.1 KiB
PowerShell
[CmdletBinding()]
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param(
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[string] $LegacyProjectRoot,
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[string] $ManifestPath
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)
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$ErrorActionPreference = 'Stop'
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if ([string]::IsNullOrWhiteSpace($LegacyProjectRoot)) {
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$LegacyProjectRoot = Join-Path $PSScriptRoot '..\..\MBN_STOCK_N\MBN_STOCK_N'
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}
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if ([string]::IsNullOrWhiteSpace($ManifestPath)) {
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$ManifestPath = Join-Path $PSScriptRoot '..\docs\legacy-scene-source-hashes.json'
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}
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$legacyRoot = [IO.Path]::GetFullPath($LegacyProjectRoot)
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$manifestFile = [IO.Path]::GetFullPath($ManifestPath)
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if (-not (Test-Path -LiteralPath $legacyRoot -PathType Container)) {
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throw 'The read-only legacy project root was not found.'
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}
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if (-not (Test-Path -LiteralPath $manifestFile -PathType Leaf)) {
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throw 'The legacy scene hash manifest was not found.'
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}
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$manifest = Get-Content -LiteralPath $manifestFile -Raw -Encoding UTF8 | ConvertFrom-Json
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if ($manifest.schemaVersion -ne 1 -or
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$manifest.algorithm -ne 'SHA-256' -or
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$manifest.builders.Count -ne 35) {
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throw 'The legacy scene hash manifest is invalid.'
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}
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$seen = [Collections.Generic.HashSet[string]]::new([StringComparer]::Ordinal)
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foreach ($entry in $manifest.builders) {
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if (-not $seen.Add([string] $entry.builder)) {
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throw 'The legacy scene hash manifest contains a duplicate builder.'
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}
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$relativePath = ([string] $entry.sourceFile).Replace('/', [IO.Path]::DirectorySeparatorChar)
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$sourceFile = [IO.Path]::GetFullPath((Join-Path $legacyRoot $relativePath))
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$rootPrefix = $legacyRoot.TrimEnd([IO.Path]::DirectorySeparatorChar) + [IO.Path]::DirectorySeparatorChar
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if (-not $sourceFile.StartsWith($rootPrefix, [StringComparison]::OrdinalIgnoreCase) -or
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-not (Test-Path -LiteralPath $sourceFile -PathType Leaf)) {
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throw "Legacy source is missing for $($entry.builder)."
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}
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$actual = (Get-FileHash -LiteralPath $sourceFile -Algorithm SHA256).Hash
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if (-not $actual.Equals([string] $entry.sha256, [StringComparison]::OrdinalIgnoreCase)) {
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throw "Legacy source baseline changed for $($entry.builder)."
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}
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}
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Write-Output "LEGACY_SCENE_BASELINE: PASS ($($seen.Count)/35)"
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