DB Restore script

.gitignore

@@ -3,3 +3,4 @@ node_modules/
 .DS_Store
 *.log
 docker-compose.yaml
+backups/

README.md

@@ -105,6 +105,27 @@ Optionale Variablen:
 BACKUP_DIR=/pfad/zum/backup KEEP_DAYS=90 ./scripts/backup-db.sh
 ```
 
+### 6. Datenbank Restore
+
+```bash
+./scripts/restore-db.sh backups/resource_manager-YYYYMMDD-HHMMSS.sql.gz
+```
+
+Vor dem Restore wird automatisch ein neues Sicherheitsbackup erstellt.
+Der Restore muss durch Eingabe des Datenbanknamens bestaetigt werden.
+
+Ohne Rueckfrage, z. B. fuer Automatisierung:
+
+```bash
+FORCE=1 ./scripts/restore-db.sh backups/resource_manager-YYYYMMDD-HHMMSS.sql.gz
+```
+
+Sicherheitsbackup vor dem Restore ueberspringen:
+
+```bash
+SKIP_PRE_RESTORE_BACKUP=1 ./scripts/restore-db.sh backups/resource_manager-YYYYMMDD-HHMMSS.sql.gz
+```
+
 
 🗄️ Datenbank Schema
 resources

scripts/restore-db.sh

@@ -0,0 +1,59 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+ROOT_DIR="$(cd "$(dirname "${BASH_SOURCE[0]}")/.." && pwd)"
+DB_SERVICE="${DB_SERVICE:-db}"
+DB_NAME="${DB_NAME:-resource_manager}"
+DB_USER="${DB_USER:-resman}"
+DB_PASSWORD="${DB_PASSWORD:-resmanpass}"
+FORCE="${FORCE:-0}"
+SKIP_PRE_RESTORE_BACKUP="${SKIP_PRE_RESTORE_BACKUP:-0}"
+
+if [[ $# -ne 1 ]]; then
+  echo "Usage: $0 <backup.sql|backup.sql.gz>"
+  exit 1
+fi
+
+RESTORE_FILE="$1"
+
+if [[ ! -f "$RESTORE_FILE" ]]; then
+  echo "Backup file not found: $RESTORE_FILE"
+  exit 1
+fi
+
+cd "$ROOT_DIR"
+
+if [[ "$FORCE" != "1" ]]; then
+  echo "This will restore '$RESTORE_FILE' into database '$DB_NAME'."
+  echo "Existing data may be overwritten."
+  read -r -p "Type '$DB_NAME' to continue: " CONFIRMATION
+
+  if [[ "$CONFIRMATION" != "$DB_NAME" ]]; then
+    echo "Restore cancelled."
+    exit 1
+  fi
+fi
+
+if [[ "$SKIP_PRE_RESTORE_BACKUP" != "1" ]]; then
+  echo "Creating safety backup before restore..."
+  "$ROOT_DIR/scripts/backup-db.sh"
+fi
+
+echo "Restoring database '$DB_NAME' from: $RESTORE_FILE"
+
+if [[ "$RESTORE_FILE" == *.gz ]]; then
+  gunzip -c "$RESTORE_FILE" | docker compose exec -T "$DB_SERVICE" \
+    mariadb \
+    --user="$DB_USER" \
+    --password="$DB_PASSWORD" \
+    "$DB_NAME"
+else
+  docker compose exec -T "$DB_SERVICE" \
+    mariadb \
+    --user="$DB_USER" \
+    --password="$DB_PASSWORD" \
+    "$DB_NAME" \
+    < "$RESTORE_FILE"
+fi
+
+echo "Restore finished."