2019-12-17 03:40:08 -05:00
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import logging
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import logging.handlers
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import os
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##
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try:
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# https://www.freedesktop.org/software/systemd/python-systemd/journal.html#journalhandler-class
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from systemd import journal
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_has_journald = True
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except ImportError:
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_has_journald = False
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##
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from . import constants_fallback
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_cfg_args = {'handlers': [],
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'level': logging.DEBUG} # TEMPORARY FOR TESTING
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if _has_journald:
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# There were some weird changes somewhere along the line.
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try:
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# But it's *probably* this one.
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h = journal.JournalHandler()
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except AttributeError:
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h = journal.JournaldLogHandler()
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# Systemd includes times, so we don't need to.
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h.setFormatter(logging.Formatter(style = '{',
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fmt = ('{name}:{levelname}:{name}:{filename}:'
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'{funcName}:{lineno}: {message}')))
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_cfg_args['handlers'].append(h)
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# Logfile
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# Set up the permissions beforehand.
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os.makedirs(os.path.dirname(constants_fallback.DEFAULT_LOGFILE), exist_ok = True)
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os.chmod(constants_fallback.DEFAULT_LOGFILE, 0o0600)
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h = logging.handlers.RotatingFileHandler(constants_fallback.DEFAULT_LOGFILE,
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encoding = 'utf8',
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# Disable rotating for now.
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# maxBytes = 50000000000,
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# backupCount = 30
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)
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h.setFormatter(logging.Formatter(style = '{',
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fmt = ('{asctime}:'
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'{levelname}:{name}:{filename}:'
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'{funcName}:{lineno}: {message}')))
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_cfg_args['handlers'].append(h)
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logging.basicConfig(**_cfg_args)
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logger = logging.getLogger()
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logger.info('Logging initialized.')
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