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annotate roundup/backends/sessions_common.py @ 8264:09e8d1a4c796

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docs: clarify wording, fix index, add superseder link Make superseder, messages etc. properties index entries point to the right place. Link to description of using Superseder in the original overview. fix bad wording on boolean properties.
author John Rouillard <rouilj@ieee.org>
date Wed, 08 Jan 2025 11:39:54 -0500
parents b04e44db7d8d
children
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fe0091279f50 Refactor session db logging and key generation for sessions/otks
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1 import base64, logging
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2
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3 import roundup.anypy.random_ as random_
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4 from roundup.anypy.strings import b2s
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5
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6 logger = logging.getLogger('roundup.hyperdb.backend.sessions')
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7 if not random_.is_weak:
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8 logger.debug("Importing good random generator")
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9 else:
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10 logger.warning("**SystemRandom not available. Using poor random generator")
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13 class SessionCommon:
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14
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15 def log_debug(self, msg, *args, **kwargs):
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16 """Log a message with level DEBUG."""
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17
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18 logger = self.get_logger()
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19 logger.debug(msg, *args, **kwargs)
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20
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21 def log_info(self, msg, *args, **kwargs):
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22 """Log a message with level INFO."""
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23
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24 logger = self.get_logger()
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25 logger.info(msg, *args, **kwargs)
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27 def log_warning(self, msg, *args, **kwargs):
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28 """Log a message with level INFO."""
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29 logger = self.get_logger()
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30 logger.warning(msg, *args, **kwargs)
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31
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32 def get_logger(self):
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33 """Return the logger for this database."""
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34
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35 # Because getting a logger requires acquiring a lock, we want
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36 # to do it only once.
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37 if not hasattr(self, '__logger'):
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38 self.__logger = logging.getLogger('roundup.hyperdb.backends.%s' %
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39 self.name or "basicdb" )
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40
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41 return self.__logger
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43 def getUniqueKey(self, length=40):
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44 otk = b2s(base64.urlsafe_b64encode(
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45 random_.token_bytes(length))).rstrip('=')
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46 while self.exists(otk):
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47 otk = b2s(base64.urlsafe_b64encode(
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48 random_.token_bytes(length))).rstrip('=')
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49
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50 return otk
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