first commit
This commit is contained in:
Dhananjaya99
@@ -0,0 +1,221 @@
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param(
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[string]$OutputPath = "PROJECT_MD5_REFERENCE.md",
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[switch]$Verify
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)
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$ErrorActionPreference = "Stop"
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$scriptDir = Split-Path -Parent $MyInvocation.MyCommand.Path
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$fallbackRoot = Resolve-Path -LiteralPath (Join-Path $scriptDir "..")
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try {
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$gitRoot = git -C $fallbackRoot rev-parse --show-toplevel 2>$null
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if ([string]::IsNullOrWhiteSpace($gitRoot)) {
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$repoRoot = $fallbackRoot.Path
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}
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else {
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$repoRoot = (Resolve-Path -LiteralPath $gitRoot.Trim()).Path
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}
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}
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catch {
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$repoRoot = $fallbackRoot.Path
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}
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Push-Location $repoRoot
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try {
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$normalizedOutputPath = $OutputPath.Replace("\", "/")
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$files = @()
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try {
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$files = git ls-files --cached --modified --others --exclude-standard |
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ForEach-Object { $_.Replace("\", "/") } |
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Where-Object { $_ -and $_ -ne $normalizedOutputPath }
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}
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catch {
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$ignoredDirectories = @(".git", ".vs", "bin", "obj", "publish", "Migrations")
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$ignoredExtensions = @(".user", ".suo", ".userosscache", ".sln.docstates", ".log", ".zip")
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$files = Get-ChildItem -LiteralPath $repoRoot -Recurse -File |
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Where-Object {
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$relative = [System.IO.Path]::GetRelativePath($repoRoot, $_.FullName).Replace("\", "/")
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$parts = $relative -split "/"
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$extension = [System.IO.Path]::GetExtension($_.Name)
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($ignoredDirectories | Where-Object { $parts -contains $_ }).Count -eq 0 -and
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($ignoredExtensions -notcontains $extension) -and
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$relative -ne $normalizedOutputPath
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} |
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ForEach-Object { [System.IO.Path]::GetRelativePath($repoRoot, $_.FullName).Replace("\", "/") }
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}
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$files = $files | Sort-Object -Unique
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$hashRows = foreach ($file in $files) {
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$fullPath = Join-Path $repoRoot $file
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if (Test-Path -LiteralPath $fullPath -PathType Leaf) {
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$item = Get-Item -LiteralPath $fullPath
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$hash = Get-FileHash -LiteralPath $fullPath -Algorithm MD5
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[PSCustomObject]@{
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Path = $file
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Size = $item.Length
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MD5 = $hash.Hash.ToLowerInvariant()
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}
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}
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}
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$statusLines = @()
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try {
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$statusLines = git status --short |
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Where-Object {
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$statusPath = ($_ -replace "^[ MADRCU?!]{2}\s+", "").Replace("\", "/")
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$statusPath -ne $normalizedOutputPath
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}
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}
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catch {
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$statusLines = @()
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}
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if ($Verify) {
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if (-not (Test-Path -LiteralPath $OutputPath -PathType Leaf)) {
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throw "Cannot verify because $OutputPath does not exist."
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}
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$expectedRows = Get-Content -LiteralPath $OutputPath |
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ForEach-Object {
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if ($_ -match "^\| (?<Path>.+?) \| (?<Size>\d+) \| (?<MD5>[a-f0-9]{32}) \|$") {
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[PSCustomObject]@{
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Path = $Matches.Path
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Size = [int64]$Matches.Size
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MD5 = $Matches.MD5
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}
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}
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}
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$expectedByPath = @{}
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foreach ($row in $expectedRows) {
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$expectedByPath[$row.Path] = $row
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}
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$currentByPath = @{}
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foreach ($row in $hashRows) {
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$currentByPath[$row.Path] = $row
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}
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$added = @($currentByPath.Keys | Where-Object { -not $expectedByPath.ContainsKey($_) } | Sort-Object)
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$removed = @($expectedByPath.Keys | Where-Object { -not $currentByPath.ContainsKey($_) } | Sort-Object)
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$changed = @(
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foreach ($path in $expectedByPath.Keys) {
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if ($currentByPath.ContainsKey($path) -and $currentByPath[$path].MD5 -ne $expectedByPath[$path].MD5) {
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"$path ($($expectedByPath[$path].MD5) -> $($currentByPath[$path].MD5))"
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}
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}
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) | Sort-Object
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if ($added.Count -eq 0 -and $removed.Count -eq 0 -and $changed.Count -eq 0) {
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Write-Host "MD5 reference verified. No changes detected across $($hashRows.Count) files."
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return
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}
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Write-Host "MD5 reference verification found differences."
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if ($added.Count -gt 0) {
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Write-Host ""
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Write-Host "Added files:"
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$added | ForEach-Object { Write-Host " $_" }
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}
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if ($removed.Count -gt 0) {
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Write-Host ""
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Write-Host "Removed files:"
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$removed | ForEach-Object { Write-Host " $_" }
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}
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if ($changed.Count -gt 0) {
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Write-Host ""
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Write-Host "Changed files:"
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$changed | ForEach-Object { Write-Host " $_" }
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}
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exit 1
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}
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$projectName = Split-Path -Leaf $repoRoot
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$generatedAt = Get-Date -Format "yyyy-MM-dd HH:mm:ss zzz"
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$targetFramework = ""
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if (Test-Path -LiteralPath "Fitness_core_BE.csproj") {
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$projectXml = [xml](Get-Content -Raw -LiteralPath "Fitness_core_BE.csproj")
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$targetFramework = $projectXml.Project.PropertyGroup.TargetFramework
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}
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$topLevelCounts = $hashRows |
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Group-Object {
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if ($_.Path.Contains("/")) {
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($_.Path -split "/")[0]
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}
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else {
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"."
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}
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} |
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Sort-Object Name
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$lines = [System.Collections.Generic.List[string]]::new()
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$lines.Add("# Project MD5 Reference")
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$lines.Add("")
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$lines.Add("Generated: $generatedAt")
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$lines.Add("")
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$lines.Add("Project: $projectName")
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if (-not [string]::IsNullOrWhiteSpace($targetFramework)) {
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$lines.Add("")
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$lines.Add("Target framework: $targetFramework")
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}
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$lines.Add("")
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$lines.Add("Purpose: baseline MD5 hashes for future implementation checks. MD5 is used here for change detection, not for security-sensitive integrity verification.")
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$lines.Add("")
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$lines.Add('Manifest scope: Git tracked files plus untracked files not ignored by `.gitignore`; build outputs, IDE files, ignored migrations, and this manifest are excluded.')
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$lines.Add("")
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$lines.Add("Regenerate command:")
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$lines.Add("")
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$lines.Add('```powershell')
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$lines.Add('.\tools\Update-Md5Reference.ps1')
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$lines.Add('```')
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$lines.Add("")
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$lines.Add("Verify command:")
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$lines.Add("")
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$lines.Add('```powershell')
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$lines.Add('.\tools\Update-Md5Reference.ps1 -Verify')
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$lines.Add('```')
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$lines.Add("")
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$lines.Add("## Project Shape")
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$lines.Add("")
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$lines.Add("| Area | Files |")
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$lines.Add("| --- | ---: |")
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foreach ($group in $topLevelCounts) {
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$lines.Add("| $($group.Name) | $($group.Count) |")
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}
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$lines.Add("")
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$lines.Add("## Git Status At Baseline")
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$lines.Add("")
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if ($statusLines.Count -gt 0) {
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$lines.Add('```text')
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foreach ($status in $statusLines) {
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$lines.Add($status)
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}
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$lines.Add('```')
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}
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else {
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$lines.Add("Clean working tree or Git status unavailable.")
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}
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$lines.Add("")
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$lines.Add("## MD5 Hashes")
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$lines.Add("")
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$lines.Add("| Path | Size Bytes | MD5 |")
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$lines.Add("| --- | ---: | --- |")
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foreach ($row in $hashRows) {
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$lines.Add("| $($row.Path) | $($row.Size) | $($row.MD5) |")
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}
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$lines.Add("")
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Set-Content -LiteralPath $OutputPath -Value $lines -Encoding UTF8
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Write-Host "Wrote $OutputPath with $($hashRows.Count) MD5 hashes."
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}
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finally {
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Pop-Location
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}
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