TMP COMMIT BEFORE TRASHING

scripts/restore-fast.py

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+#!/usr/bin/env python3
+import json
+import os
+import sys
+import gzip
+from concurrent.futures import ThreadPoolExecutor, as_completed
+
+backup_dir = "/mnt2/backed-up-drive/backupstore/volumes/2c/df/pvc-5c1f48e3-346f-4c35-8e6a-8fc0c4c3a842"
+output_img = "/mnt/nextcloud-restored.img"
+
+backup_cfg = f"{backup_dir}/backups/backup_backup-eac0221d1cab4a9c.cfg"
+blocks_dir = f"{backup_dir}/blocks"
+
+with open(backup_cfg) as f:
+    data = json.load(f)
+
+blocks = data['Blocks']
+total = len(blocks)
+size = int(data['Size'])
+
+print(f"Volume size: {size // 1024 // 1024 // 1024} GB")
+print(f"Block count: {total}")
+
+os.makedirs(os.path.dirname(output_img) if os.path.dirname(output_img) else '.', exist_ok=True)
+
+if not os.path.exists(output_img):
+    import subprocess
+    subprocess.run(['truncate', '-s', str(size), output_img], check=True)
+
+with open(output_img, 'r+b') as img:
+    for i, block in enumerate(blocks):
+        offset = block['Offset']
+        checksum = block['BlockChecksum']
+        
+        block_path = f"{blocks_dir}/{checksum[:2]}/{checksum[2:4]}/{checksum}.blk"
+        
+        if os.path.exists(block_path):
+            with gzip.open(block_path, 'rb') as bf:
+                img.seek(offset)
+                img.write(bf.read())
+        
+        if (i + 1) % 500 == 0:
+            percent = (i + 1) * 100 // total
+            bar = '=' * (percent // 2) + ' ' * (50 - percent // 2)
+            sys.stdout.write(f"\r[{bar}] {percent}% ({i + 1}/{total})")
+            sys.stdout.flush()
+
+print(f"\nDone! Image: {output_img}")