79 lines
1.9 KiB
Python
79 lines
1.9 KiB
Python
#!/usr/bin/python3
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import logging
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import logging.handlers
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import sys
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import traceback
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from config import Config
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class LevelTagFilter(logging.Filter):
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"""Add leveltag"""
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def filter(self, record: logging.LogRecord):
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# Extract the first character of the level name
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record.leveltag = record.levelname[0]
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# We never actually filter messages out, just abuse filtering to add an
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# extra field to the LogRecord
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return True
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class DebugStdoutFilter(logging.Filter):
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"""Filter debug messages sent to stdout"""
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def filter(self, record: logging.LogRecord):
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if record.levelno != logging.DEBUG:
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return True
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if record.module in Config.DEBUG_MODULES:
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return True
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if record.funcName in Config.DEBUG_FUNCTIONS:
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return True
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return False
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log = logging.getLogger(Config.LOG_NAME)
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log.setLevel(logging.DEBUG)
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# stderr
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stderr = logging.StreamHandler()
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stderr.setLevel(Config.LOG_LEVEL_STDERR)
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# syslog
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syslog = logging.handlers.SysLogHandler(address='/dev/log')
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syslog.setLevel(Config.LOG_LEVEL_SYSLOG)
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# Filter
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local_filter = LevelTagFilter()
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debug_filter = DebugStdoutFilter()
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syslog.addFilter(local_filter)
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stderr.addFilter(local_filter)
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stderr.addFilter(debug_filter)
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# create formatter and add it to the handlers
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stderr_fmt = logging.Formatter('[%(asctime)s] %(leveltag)s: %(message)s',
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datefmt='%H:%M:%S')
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syslog_fmt = logging.Formatter(
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'[%(name)s] %(module)s.%(funcName)s - %(leveltag)s: %(message)s'
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)
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stderr.setFormatter(stderr_fmt)
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syslog.setFormatter(syslog_fmt)
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# add the handlers to the log
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log.addHandler(stderr)
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log.addHandler(syslog)
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def log_uncaught_exceptions(ex_cls, ex, tb):
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print("\033[1;31;47m")
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logging.critical(''.join(traceback.format_tb(tb)))
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print("\033[1;37;40m")
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logging.critical('{0}: {1}'.format(ex_cls, ex))
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sys.excepthook = log_uncaught_exceptions
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