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