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31 lines
909 B
31 lines
909 B
import json
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from cryptography.fernet import Fernet
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from db import DB
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class Auth:
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def __init__(self):
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self.db = DB()
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def get_key(self, client_id):
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bind_params = {'client_id': client_id}
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return self.db.execute(
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'SELECT client_secret FROM auth WHERE client_id = :client_id',
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bind_params)[0]
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def set_key(self, client_id, client_secret):
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bind_params = {'client_id': client_id, 'client_secret': client_secret}
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self.db.execute(
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'INSERT INTO auth (client_id, client_secret) VALUES (:client_id, :client_secret)',
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bind_params)
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def decrypt(self, cyphertext, client_id) -> dict:
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return json.loads(
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Fernet(self.get_key(client_id)).decrypt(cyphertext).decode())
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def encrypt(self, session_key, data) -> bytes:
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return Fernet(session_key).encrypt(json.dumps(data).encode('utf-8'))
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