fix: Rollback auf ZIP-Snapshot (offline-faehig, kanonische Referenz)
This commit is contained in:
Rhino
+68
-68
@@ -1,97 +1,97 @@
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# StatusQuo_Updates/scripts/rollback.ps1
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# StatusQuo_Updates/scripts/rollback.ps1
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# Stellt den Stand vor dem letzten Update wieder her.
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# Kanonisches Rollback-Skript (Referenz). Die ausgelieferte rollback.bat enthaelt
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# Erwartet im aufrufenden Scope (wie update.ps1):
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# diese Logik EINGEBETTET und laeuft damit vollstaendig OFFLINE (kein Netz noetig).
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# $root - Installationspfad
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# Erwartet im aufrufenden Scope: $root, $stopBat, $startBat
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# $stopBat - (optional) Stop-Skript-Dateiname oder ''
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# $startBat - (optional) Start-Skript-Dateiname
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$ErrorActionPreference = 'Stop'
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$ErrorActionPreference = 'Stop'
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# Erwartet im Scope: $root, $stopBat, $startBat
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$_stopName = if ($null -ne $stopBat) { $stopBat } else { 'stop.bat' }
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$_stopName = if ($null -ne $stopBat) { $stopBat } else { 'stop.bat' }
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$_startName = if ($null -ne $startBat) { $startBat } else { 'dgl.bat' }
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$_startName = if ($null -ne $startBat) { $startBat } else { 'dgl.bat' }
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# Verfügbare Backups suchen
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$bk = Join-Path $root '.backup'
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$_backupBase = Join-Path $root '.backup'
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if (-not (Test-Path -LiteralPath $bk)) {
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if (-not (Test-Path -LiteralPath $_backupBase)) {
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Write-Host "Kein Backup-Verzeichnis gefunden. Sicherungen entstehen automatisch beim ersten Update." -ForegroundColor Red
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Write-Host "FEHLER: Kein Backup-Verzeichnis gefunden!" -ForegroundColor Red
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Write-Host " Gesucht: $_backupBase"
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Write-Host " Backups werden automatisch beim nächsten Update angelegt."
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return
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return
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}
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}
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$snaps = Get-ChildItem -LiteralPath $bk -Filter 'snapshot-*.zip' -ErrorAction SilentlyContinue | Sort-Object Name -Descending
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$_backups = Get-ChildItem -LiteralPath $_backupBase -Directory |
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if (-not $snaps) {
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Where-Object { $_.Name -match '^\d{8}-\d{6}$' } | Sort-Object Name -Descending
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Write-Host "Keine Sicherungen vorhanden. Sicherungen entstehen automatisch beim ersten Update." -ForegroundColor Red
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if ($_backups.Count -eq 0) {
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Write-Host "FEHLER: Keine Backups vorhanden." -ForegroundColor Red
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Write-Host " Backups werden automatisch beim nächsten Update angelegt."
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return
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return
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}
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}
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Write-Host ""
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Write-Host ""
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Write-Host "Verfügbare Backups:" -ForegroundColor Cyan
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Write-Host "Verfügbare Sicherungen (neueste zuerst):" -ForegroundColor Cyan
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$_i = 0
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$i = 0
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foreach ($bk in $_backups) {
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foreach ($s in $snaps) {
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$suffix = if ($_i -eq 0) { " ← neuestes" } else { "" }
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$size = '{0:N1} MB' -f ($s.Length / 1MB)
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Write-Host (" [{0}] {1}{2}" -f $_i, $bk.Name, $suffix)
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$tag = if ($i -eq 0) { " <- neueste" } else { "" }
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$_i++
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Write-Host (" [{0}] {1} ({2}){3}" -f $i, $s.Name, $size, $tag)
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$i++
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}
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}
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Write-Host ""
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Write-Host ""
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$_choice = Read-Host "Backup-Nummer wählen (Enter = neuestes [0])"
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$c = Read-Host "Nummer der Sicherung wählen (Enter = neueste [0])"
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if ($_choice -eq '') { $_choice = '0' }
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if ($c -eq '') { $c = '0' }
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if ($_choice -notmatch '^\d+$' -or [int]$_choice -ge $_backups.Count) {
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if ($c -notmatch '^\d+$' -or [int]$c -ge $snaps.Count) {
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Write-Host "Ungültige Auswahl. Abgebrochen." -ForegroundColor Yellow
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Write-Host "Ungültige Auswahl. Abgebrochen." -ForegroundColor Yellow
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return
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return
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}
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}
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$chosen = $snaps[[int]$c]
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$zip = $chosen.FullName
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# Integrität der Sicherung prüfen, BEVOR irgendetwas ersetzt wird
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Add-Type -AssemblyName System.IO.Compression.FileSystem
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try {
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$z = [System.IO.Compression.ZipFile]::OpenRead($zip)
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$null = $z.Entries.Count
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$z.Dispose()
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} catch {
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Write-Host "FEHLER: Sicherung ist beschädigt — Rollback abgebrochen: $zip" -ForegroundColor Red
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return
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}
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$_selected = $_backups[[int]$_choice]
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Write-Host ""
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Write-Host ""
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Write-Host "Stelle wieder her: $($_selected.Name)" -ForegroundColor Yellow
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$yn = Read-Host "Stand '$($chosen.Name)' wiederherstellen? Der aktuelle Stand wird ersetzt! [j/N]"
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$yn = Read-Host "Rollback durchführen? Aktuelle Dateien werden überschrieben! [j/N]"
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if ($yn -notin 'j','J','y','Y') { Write-Host "Abgebrochen."; return }
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if ($yn -notin 'j','J','y','Y') { Write-Host "Abgebrochen."; return }
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# Server stoppen
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# Server stoppen
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Write-Host "Stoppe Server ..."
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Write-Host "Stoppe Server ..."
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if ($_stopName -ne '') {
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if ($_stopName -ne '') {
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$_stopPath = Join-Path $root $_stopName
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$sp = Join-Path $root $_stopName
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if (Test-Path -LiteralPath $_stopPath) {
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if (Test-Path -LiteralPath $sp) { & cmd /c "`"$sp`""; Start-Sleep -Seconds 2 }
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& cmd /c "`"$_stopPath`""
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else { Write-Host " (Stop-Skript '$_stopName' nicht gefunden — übersprungen)" -ForegroundColor DarkYellow }
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Start-Sleep -Seconds 2
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} else { Write-Host " (Kein Stop-Skript konfiguriert — übersprungen)" -ForegroundColor DarkYellow }
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} else {
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Write-Host " (Stop-Skript '$_stopName' nicht gefunden — übersprungen)" -ForegroundColor DarkYellow
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# Aktuellen Stand beiseite verschieben (Sicherheitsnetz, kein Datenverlust)
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$aside = Join-Path $bk ("_vor-rollback-" + (Get-Date -Format 'yyyyMMdd-HHmmss'))
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New-Item -ItemType Directory -Path $aside -Force | Out-Null
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Get-ChildItem -LiteralPath $root -Force | Where-Object { $_.Name -ne '.backup' } | ForEach-Object {
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Move-Item -LiteralPath $_.FullName -Destination (Join-Path $aside $_.Name) -Force
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}
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# Sicherung wiederherstellen
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try {
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Expand-Archive -LiteralPath $zip -DestinationPath $root -Force
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Write-Host "Stand wiederhergestellt: $($chosen.Name)" -ForegroundColor Green
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} catch {
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Write-Host "FEHLER beim Wiederherstellen — mache Änderung rückgängig ..." -ForegroundColor Red
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Get-ChildItem -LiteralPath $root -Force | Where-Object { $_.Name -ne '.backup' } |
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Remove-Item -Recurse -Force -ErrorAction SilentlyContinue
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Get-ChildItem -LiteralPath $aside -Force | ForEach-Object {
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Move-Item -LiteralPath $_.FullName -Destination (Join-Path $root $_.Name) -Force
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}
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}
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} else {
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Write-Host "Vorheriger Zustand wiederhergestellt — kein Datenverlust." -ForegroundColor Yellow
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Write-Host " (Kein Stop-Skript konfiguriert — übersprungen)" -ForegroundColor DarkYellow
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return
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}
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}
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# Nutzerdaten wiederherstellen
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# Beiseite-Ordner aufräumen: nur die letzten 2 behalten
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$_dataBackup = Join-Path $_selected.FullName 'data'
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Get-ChildItem -LiteralPath $bk -Directory -Filter '_vor-rollback-*' -ErrorAction SilentlyContinue |
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if (Test-Path -LiteralPath $_dataBackup) {
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Sort-Object Name -Descending | Select-Object -Skip 2 |
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$dataTarget = Join-Path $root 'data'
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Remove-Item -Recurse -Force -ErrorAction SilentlyContinue
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if (Test-Path -LiteralPath $dataTarget) {
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# Aktuellen data/-Ordner vor Überschreiben sichern
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$safeName = "data_vor_rollback_$(Get-Date -Format 'yyyyMMdd-HHmmss')"
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Rename-Item -LiteralPath $dataTarget -NewName $safeName -ErrorAction SilentlyContinue
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}
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Copy-Item -Path $_dataBackup -Destination $dataTarget -Recurse -Force
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$dataCount = (Get-ChildItem -LiteralPath $dataTarget -Recurse -File -ErrorAction SilentlyContinue).Count
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Write-Host "Nutzerdaten wiederhergestellt ($dataCount Dateien)." -ForegroundColor Green
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} else {
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Write-Host " (Kein Nutzerdaten-Backup in diesem Stand)" -ForegroundColor DarkYellow
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}
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# Code-Dateien wiederherstellen
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# Server starten
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$_codeFiles = Get-ChildItem -LiteralPath $_selected.FullName -File -ErrorAction SilentlyContinue
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$stp = Join-Path $root $_startName
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foreach ($f in $_codeFiles) {
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if (Test-Path -LiteralPath $stp) {
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Copy-Item -Path $f.FullName -Destination (Join-Path $root $f.Name) -Force
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Start-Process -FilePath 'cmd.exe' -ArgumentList "/c `"$stp`"" -WindowStyle Hidden
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}
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Write-Host "Code-Dateien wiederhergestellt ($($_codeFiles.Count) Dateien)." -ForegroundColor Green
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# Server neu starten
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$_startPath = Join-Path $root $_startName
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if (Test-Path -LiteralPath $_startPath) {
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Start-Process -FilePath 'cmd.exe' -ArgumentList "/c `"$_startPath`"" -WindowStyle Hidden
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Write-Host "Server gestartet." -ForegroundColor Green
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Write-Host "Server gestartet." -ForegroundColor Green
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} else {
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} else {
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Write-Host "Start-Skript '$_startName' nicht gefunden — bitte Server manuell starten." -ForegroundColor Yellow
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Write-Host "Start-Skript '$_startName' nicht gefunden — bitte Server manuell starten." -ForegroundColor Yellow
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@@ -99,4 +99,4 @@ if (Test-Path -LiteralPath $_startPath) {
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Write-Host ""
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Write-Host ""
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Write-Host "=== Rollback abgeschlossen ===" -ForegroundColor Green
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Write-Host "=== Rollback abgeschlossen ===" -ForegroundColor Green
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Write-Host " Wiederhergestellt: $($_selected.Name)" -ForegroundColor Cyan
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Write-Host " Wiederhergestellt: $($chosen.Name)" -ForegroundColor Cyan
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