Revision 00c9a6d5 astakos/middleware/log.py
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from django.conf import settings |
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from django.core.exceptions import MiddlewareNotUsed |
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from astakos.lib.dictconfig import dictConfig |
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import logging |
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class NullHandler(logging.Handler): |
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def emit(self, record): |
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pass |
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class LoggingConfigMiddleware: |
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def __init__(self): |
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'''Initialise the logging setup from settings, called on first request.''' |
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args = {}
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args['level'] = logging.DEBUG if getattr(settings, 'DEBUG', False) else logging.INFO |
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if settings.LOGFILE: |
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args['filename'] = settings.LOGFILE |
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args['format'] = '%(asctime)s [%(levelname)s] %(name)s %(message)s' |
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args['datefmt'] = '%Y-%m-%d %H:%M:%S' |
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logging.basicConfig(**args) |
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logging_setting = getattr(settings, 'LOGGING_SETUP', None) |
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if logging_setting: |
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# Disable handlers that are not used by any logger. |
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active_handlers = set() |
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loggers = logging_setting.get('loggers', {})
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for logger in loggers.values(): |
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active_handlers.update(logger.get('handlers', []))
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handlers = logging_setting.get('handlers', {})
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for handler in handlers: |
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if handler not in active_handlers: |
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handlers[handler] = {'class': 'logging.NullHandler'}
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logging.NullHandler = NullHandler |
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dictConfig(logging_setting) |
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raise MiddlewareNotUsed('Logging setup only.')
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