2025-06-09 10:17:12 +05:00
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# storage/session_storage.py
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import json
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import os
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import uuid
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import logging
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from typing import Optional, Dict
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from datetime import datetime, timedelta
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logging.basicConfig(level=logging.INFO)
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logger = logging.getLogger(__name__)
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2025-06-12 16:32:05 +05:00
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2025-06-09 10:17:12 +05:00
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class SessionStorage:
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2025-06-09 10:17:12 +05:00
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def __init__(self, file_path: str = "/etc/gonets/sessions.json"):
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self.file_path = file_path
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self._ensure_file_exists()
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def _ensure_file_exists(self):
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try:
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logger.info(f"Проверка существования файла {self.file_path}")
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if not os.path.exists(self.file_path):
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logger.info(
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f"Создание директории {os.path.dirname(self.file_path)}")
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os.makedirs(os.path.dirname(self.file_path), exist_ok=True)
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logger.info(f"Создание файла {self.file_path}")
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with open(self.file_path, "w") as f:
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json.dump({"sessions": {}}, f)
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os.chmod(self.file_path, 0o600)
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logger.info(f"Создан файл {self.file_path}")
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else:
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logger.info(f"Файл {self.file_path} уже существует")
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except Exception as e:
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logger.error(
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f"Ошибка при создании файла {self.file_path}: {type(e).__name__} - {str(e)}"
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)
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2025-06-09 10:17:12 +05:00
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raise
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def _read_data(self) -> Dict:
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try:
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with open(self.file_path, "r") as f:
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return json.load(f)
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except Exception as e:
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logger.error(
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f"Ошибка при чтении файла {self.file_path}: {type(e).__name__} - {str(e)}"
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)
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raise
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def _write_data(self, data: Dict):
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try:
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with open(self.file_path, "w") as f:
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json.dump(data, f, indent=2)
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except Exception as e:
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logger.error(
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f"Ошибка при записи файла {self.file_path}: {type(e).__name__} - {str(e)}"
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)
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raise
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def create_session(self, username: str, token: str, client_id: str) -> str:
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"""Создаёт новую сессию и возвращает session_id"""
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try:
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self.clean_expired_sessions()
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data = self._read_data()
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session_id = str(uuid.uuid4())
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created_at = datetime.utcnow().isoformat()
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expiry = (datetime.utcnow() + timedelta(minutes=30)).isoformat()
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data["sessions"][session_id] = {
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"username": username,
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"token": token,
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"client_id": client_id,
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"created_at": created_at,
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"expiry": expiry,
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}
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self._write_data(data)
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logger.info(
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f"Сессия создана для пользователя {username} с session_id {session_id}"
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)
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return session_id
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except Exception as e:
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logger.error(
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f"Ошибка при создании сессии для {username}: {type(e).__name__} - {str(e)}"
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)
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raise
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def get_latest_session(self, client_id: str) -> Optional[Dict]:
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"""Получает последнюю активную сессию для client_id"""
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try:
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self.clean_expired_sessions()
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data = self._read_data()
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latest_session = None
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latest_time = None
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for session_id, session in data["sessions"].items():
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if session["client_id"] == client_id:
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expiry = datetime.fromisoformat(session["expiry"])
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if datetime.utcnow() > expiry:
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logger.info(f"Сессия {session_id} истекла")
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del data["sessions"][session_id]
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continue
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created_at = datetime.fromisoformat(session["created_at"])
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if latest_time is None or created_at > latest_time:
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latest_time = created_at
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latest_session = session
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latest_session["session_id"] = session_id
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if latest_session:
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logger.info(f"Найдена сессия для client_id {client_id}")
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return latest_session
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logger.info(f"Сессия для client_id {client_id} не найдена")
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self._write_data(data)
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return None
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except Exception as e:
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logger.error(
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f"Ошибка при получении сессии для client_id {client_id}: {type(e).__name__} - {str(e)}"
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)
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raise
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def delete_session(self, session_id: str):
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"""Удаляет сессию по session_id"""
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try:
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self.clean_expired_sessions()
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data = self._read_data()
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if session_id in data["sessions"]:
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del data["sessions"][session_id]
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self._write_data(data)
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logger.info(f"Сессия с session_id {session_id} удалена")
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except Exception as e:
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logger.error(
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f"Ошибка при удалении сессии {session_id}: {type(e).__name__} - {str(e)}"
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)
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raise
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def clean_expired_sessions(self):
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"""Удаляет все истекшие сессии из хранилища"""
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try:
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data = self._read_data()
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expired_sessions = []
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current_time = datetime.utcnow()
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# Находим истекшие сессии
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for session_id, session in list(data["sessions"].items()):
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expiry = datetime.fromisoformat(session["expiry"])
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if current_time > expiry:
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expired_sessions.append(session_id)
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# Удаляем истекшие сессии
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for session_id in expired_sessions:
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del data["sessions"][session_id]
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logger.info(
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f"Удалена истекшая сессия с session_id {session_id}")
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# Записываем обновлённые данные
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if expired_sessions:
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self._write_data(data)
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logger.info(f"Удалено {len(expired_sessions)} истекших сессий")
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else:
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logger.debug("Истекшие сессии не найдены")
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except Exception as e:
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logger.error(
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f"Ошибка при очистке истекших сессий: {type(e).__name__} - {str(e)}"
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)
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raise
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