mirror of
https://git.selfprivacy.org/SelfPrivacy/selfprivacy-rest-api.git
synced 2024-11-19 16:49:14 +00:00
101 lines
3.2 KiB
Python
101 lines
3.2 KiB
Python
"""
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Token repository using Redis as backend.
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"""
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from typing import Optional
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from datetime import datetime
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from selfprivacy_api.repositories.tokens.abstract_tokens_repository import (
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AbstractTokensRepository,
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)
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from selfprivacy_api.utils.redis_pool import RedisPool
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from selfprivacy_api.models.tokens.token import Token
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from selfprivacy_api.models.tokens.recovery_key import RecoveryKey
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from selfprivacy_api.models.tokens.new_device_key import NewDeviceKey
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TOKENS_PREFIX = "token_repo:tokens:"
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class RedisTokensRepository(AbstractTokensRepository):
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"""
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Token repository using Redis as a backend
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"""
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def __init__(self):
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self.connection = RedisPool().get_connection()
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@staticmethod
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def token_key_for_device(device_name: str):
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return TOKENS_PREFIX + str(hash(device_name))
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def get_tokens(self) -> list[Token]:
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"""Get the tokens"""
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r = self.connection
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token_keys = r.keys(TOKENS_PREFIX + "*")
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return [self._token_from_hash(key) for key in token_keys]
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def delete_token(self, input_token: Token) -> None:
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"""Delete the token"""
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r = self.connection
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key = RedisTokensRepository._token_redis_key(input_token)
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r.delete(key)
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def get_recovery_key(self) -> Optional[RecoveryKey]:
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"""Get the recovery key"""
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raise NotImplementedError
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def create_recovery_key(
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self,
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expiration: Optional[datetime],
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uses_left: Optional[int],
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) -> RecoveryKey:
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"""Create the recovery key"""
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raise NotImplementedError
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def get_new_device_key(self) -> NewDeviceKey:
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"""Creates and returns the new device key"""
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raise NotImplementedError
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def delete_new_device_key(self) -> None:
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"""Delete the new device key"""
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raise NotImplementedError
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@staticmethod
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def _token_redis_key(token: Token) -> str:
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return RedisTokensRepository.token_key_for_device(token.device_name)
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def _store_token(self, new_token: Token):
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"""Store a token directly"""
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key = RedisTokensRepository._token_redis_key(new_token)
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self._store_token_as_hash(key, new_token)
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def _decrement_recovery_token(self):
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"""Decrement recovery key use count by one"""
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raise NotImplementedError
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def _get_stored_new_device_key(self) -> Optional[NewDeviceKey]:
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"""Retrieves new device key that is already stored."""
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raise NotImplementedError
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def _token_from_hash(self, redis_key: str) -> Token:
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r = self.connection
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if r.exists(redis_key):
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token_dict = r.hgetall(redis_key)
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for date in [
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"created_at",
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]:
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if token_dict[date] != "None":
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token_dict[date] = datetime.fromisoformat(token_dict[date])
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for key in token_dict.keys():
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if token_dict[key] == "None":
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token_dict[key] = None
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return Token(**token_dict)
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return None
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def _store_token_as_hash(self, redis_key, model):
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r = self.connection
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for key, value in model.dict().items():
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if isinstance(value, datetime):
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value = value.isoformat()
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r.hset(redis_key, key, str(value))
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