26 lines
647 B
Python
26 lines
647 B
Python
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from cryptography.fernet import Fernet
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from app.config import settings
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_fernet: Fernet | None = (
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Fernet(settings.token_encryption_key.encode()) if settings.token_encryption_key else None
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)
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def _require_fernet() -> Fernet:
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if _fernet is None:
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raise RuntimeError("TOKEN_ENCRYPTION_KEY is not configured")
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return _fernet
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def encrypt(value: str | None) -> str | None:
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if value is None:
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return None
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return _require_fernet().encrypt(value.encode()).decode()
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def decrypt(value: str | None) -> str | None:
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if value is None:
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return None
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return _require_fernet().decrypt(value.encode()).decode()
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