31 lines
1.1 KiB
Python
31 lines
1.1 KiB
Python
from .dependencies.database import get_db
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from .dependencies.redis import get_redis
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from .dependencies.logger import get_logger
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from .models import Session
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from datetime import datetime, timedelta
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logger = get_logger()
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def updating_redis_cache():
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db = next(get_db())
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redis = get_redis()
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current_time = datetime.now()
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two_days_ago = current_time - timedelta(days=2)
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db.begin()
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try:
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expired_sessions = db.query(Session.id).filter(Session.last_activity < two_days_ago).all()
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for session_id_tuple in expired_sessions:
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session_id = session_id_tuple[0]
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session_content = redis.get(session_id)
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if session_content is None:
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logger.error(f"Session {session_id} not found in Redis cache")
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continue
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redis.delete(session_id)
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db.query(Session).filter(Session.id == session_id).update({'content':session_content})
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db.commit()
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except Exception as e:
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db.rollback()
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raise e
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finally:
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db.close()
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logger.info("Redis cache updated successfully") |