44 lines
1.3 KiB
Python
44 lines
1.3 KiB
Python
# Copyright (c) 2023-present Plane Software, Inc. and contributors
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# SPDX-License-Identifier: AGPL-3.0-only
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# See the LICENSE file for details.
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import base64
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import hashlib
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from django.conf import settings
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from cryptography.fernet import Fernet
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from plane.utils.exception_logger import log_exception
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def derive_key(secret_key):
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# Use a key derivation function to get a suitable encryption key
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dk = hashlib.pbkdf2_hmac("sha256", secret_key.encode(), b"salt", 100000)
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return base64.urlsafe_b64encode(dk)
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# Encrypt data
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def encrypt_data(data):
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try:
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if data:
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cipher_suite = Fernet(derive_key(settings.SECRET_KEY))
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encrypted_data = cipher_suite.encrypt(data.encode())
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return encrypted_data.decode() # Convert bytes to string
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else:
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return ""
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except Exception as e:
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log_exception(e)
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return ""
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# Decrypt data
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def decrypt_data(encrypted_data):
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try:
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if encrypted_data:
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cipher_suite = Fernet(derive_key(settings.SECRET_KEY))
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decrypted_data = cipher_suite.decrypt(encrypted_data.encode()) # Convert string back to bytes
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return decrypted_data.decode()
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else:
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return ""
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except Exception as e:
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log_exception(e)
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return ""
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