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30 lines
996 B
Python
30 lines
996 B
Python
from datetime import datetime, timedelta
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from logging.handlers import TimedRotatingFileHandler
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import os
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import logging
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maxkb_logger = logging.getLogger('max_kb')
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class DailyTimedRotatingFileHandler(TimedRotatingFileHandler):
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def rotator(self, source, dest):
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""" Override the original method to rotate the log file daily."""
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dest = self._get_rotate_dest_filename(source)
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if os.path.exists(source) and not os.path.exists(dest):
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# 存在多个服务进程时, 保证只有一个进程成功 rotate
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os.rename(source, dest)
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@staticmethod
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def _get_rotate_dest_filename(source):
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date_yesterday = (
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datetime.now() - timedelta(days=1)
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).strftime('%Y-%m-%d')
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path = [
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os.path.dirname(source),
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date_yesterday,
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os.path.basename(source)
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]
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filename = os.path.join(*path)
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os.makedirs(os.path.dirname(filename), exist_ok=True)
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return filename
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