141 lines
3.5 KiB
Python
141 lines
3.5 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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#
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# 2010-2013 Nico Schottelius (nico-cdist at schottelius.org)
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#
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# This file is part of cdist.
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#
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# cdist is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# cdist is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with cdist. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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import logging
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import sys
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import datetime
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# Define additional cdist logging levels.
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logging.OFF = logging.CRITICAL + 10 # disable logging
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logging.addLevelName(logging.OFF, 'OFF')
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logging.VERBOSE = logging.INFO - 5
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logging.addLevelName(logging.VERBOSE, 'VERBOSE')
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def _verbose(msg, *args, **kwargs):
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logging.log(logging.VERBOSE, msg, *args, **kwargs)
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logging.verbose = _verbose
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logging.TRACE = logging.DEBUG - 5
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logging.addLevelName(logging.TRACE, 'TRACE')
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def _trace(msg, *args, **kwargs):
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logging.log(logging.TRACE, msg, *args, **kwargs)
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logging.trace = _trace
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class DefaultLog(logging.Logger):
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FORMAT = '%(levelname)s: %(message)s'
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class StdoutFilter(logging.Filter):
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def filter(self, rec):
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return rec.levelno != logging.ERROR
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class StderrFilter(logging.Filter):
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def filter(self, rec):
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return rec.levelno == logging.ERROR
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def __init__(self, name):
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super().__init__(name)
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formatter = logging.Formatter(self.FORMAT)
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self.addFilter(self)
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stdout_handler = logging.StreamHandler(sys.stdout)
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stdout_handler.addFilter(self.StdoutFilter())
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stdout_handler.setLevel(logging.TRACE)
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stdout_handler.setFormatter(formatter)
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stderr_handler = logging.StreamHandler(sys.stderr)
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stderr_handler.addFilter(self.StderrFilter())
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stderr_handler.setLevel(logging.ERROR)
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stderr_handler.setFormatter(formatter)
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self.addHandler(stdout_handler)
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self.addHandler(stderr_handler)
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def filter(self, record):
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"""Prefix messages with logger name"""
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record.msg = self.name + ": " + str(record.msg)
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return True
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def verbose(self, msg, *args, **kwargs):
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self.log(logging.VERBOSE, msg, *args, **kwargs)
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def trace(self, msg, *args, **kwargs):
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self.log(logging.TRACE, msg, *args, **kwargs)
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class TimestampingLog(DefaultLog):
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def filter(self, record):
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"""Add timestamp to messages"""
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super().filter(record)
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now = datetime.datetime.now()
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timestamp = now.strftime("%Y%m%d%H%M%S.%f")
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record.msg = "[" + timestamp + "] " + str(record.msg)
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return True
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class ParallelLog(DefaultLog):
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FORMAT = '%(levelname)s: [%(process)d]: %(message)s'
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class TimestampingParallelLog(TimestampingLog, ParallelLog):
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pass
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def setupDefaultLogging():
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del logging.getLogger().handlers[:]
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logging.setLoggerClass(DefaultLog)
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def setupTimestampingLogging():
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del logging.getLogger().handlers[:]
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logging.setLoggerClass(TimestampingLog)
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def setupTimestampingParallelLogging():
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del logging.getLogger().handlers[:]
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logging.setLoggerClass(TimestampingParallelLog)
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def setupParallelLogging():
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del logging.getLogger().handlers[:]
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logging.setLoggerClass(ParallelLog)
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setupDefaultLogging()
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