jingrow
c99e20ff61
- 将清理间隔从硬编码3600秒改为可配置项cleanup_interval_seconds - 文件保留时间从1小时调整为15分钟（0.25小时） - 清理间隔同步调整为15分钟（900秒），保持与保留时间一致 - 优化存储空间使用，过期文件更及时清理
34 lines
1.3 KiB
Python
34 lines
1.3 KiB
Python
import os
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import asyncio
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from datetime import datetime, timedelta
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class FileCleaner:
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def __init__(self, target_dir, retention_hours, cleanup_interval_seconds=3600):
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self.target_dir = target_dir
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self.retention_hours = retention_hours
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self.cleanup_interval_seconds = cleanup_interval_seconds
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async def periodic_cleanup(self):
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while True:
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try:
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self.cleanup_old_files()
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except Exception as e:
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print(f"清理文件时出错: {str(e)}")
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await asyncio.sleep(self.cleanup_interval_seconds)
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def cleanup_old_files(self):
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if not os.path.exists(self.target_dir):
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return
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cutoff_time = datetime.now() - timedelta(hours=self.retention_hours)
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for filename in os.listdir(self.target_dir):
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file_path = os.path.join(self.target_dir, filename)
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# 跳过目录
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if os.path.isdir(file_path):
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continue
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file_time = datetime.fromtimestamp(os.path.getctime(file_path))
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if file_time < cutoff_time:
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try:
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os.remove(file_path)
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print(f"已删除过期文件: {filename}")
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except Exception as e:
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print(f"删除文件失败 {filename}: {str(e)}") |