27 lines
1.1 KiB
Python
27 lines
1.1 KiB
Python
#!/usr/bin/env python3
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"""Preserve deployment configuration before migrations; this is not a database backup."""
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from datetime import datetime, timezone
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import hashlib
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import json
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import os
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from pathlib import Path
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import shutil
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import tempfile
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root = Path.cwd()
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os.umask(0o077)
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parent = root / 'data/deployment-backups'
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parent.mkdir(parents=True, exist_ok=True)
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backup = Path(tempfile.mkdtemp(prefix='update-' + datetime.now(timezone.utc).strftime('%Y%m%dT%H%M%SZ-'), dir=parent))
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files = list(root.glob('.env*')) + [root / name for name in ('docker-compose.yml', 'docker-compose.override.yml', 'compose.override.yaml')]
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records = []
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for source in files:
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if not source.is_file() or source.name.endswith('.sample'):
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continue
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target = backup / source.name
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shutil.copyfile(source, target)
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target.chmod(0o600)
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records.append({'file': source.name, 'sha256': hashlib.sha256(target.read_bytes()).hexdigest()})
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(backup / 'backup.json').write_text(json.dumps({'kind': 'deployment-config-only', 'files': records}, indent=2) + '\n')
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print('已备份升级前配置（不含数据库）：' + str(backup))
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