diff options
Diffstat (limited to 'src/leap/util/streamtologger.py')
| -rw-r--r-- | src/leap/util/streamtologger.py | 59 | 
1 files changed, 59 insertions, 0 deletions
| diff --git a/src/leap/util/streamtologger.py b/src/leap/util/streamtologger.py new file mode 100644 index 00000000..25a06718 --- /dev/null +++ b/src/leap/util/streamtologger.py @@ -0,0 +1,59 @@ +# -*- coding: utf-8 -*- +# streamtologger.py +# Copyright (C) 2013 LEAP +# +# This program is free software: you can redistribute it and/or modify +# it under the terms of the GNU General Public License as published by +# the Free Software Foundation, either version 3 of the License, or +# (at your option) any later version. +# +# This program is distributed in the hope that it will be useful, +# but WITHOUT ANY WARRANTY; without even the implied warranty of +# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the +# GNU General Public License for more details. +# +# You should have received a copy of the GNU General Public License +# along with this program.  If not, see <http://www.gnu.org/licenses/>. +""" +Stream object that redirects writes to a logger instance. +""" +import logging + + +class StreamToLogger(object): +    """ +    Fake file-like stream object that redirects writes to a logger instance. + +    Credits to: +    http://www.electricmonk.nl/log/2011/08/14/\ +        redirect-stdout-and-stderr-to-a-logger-in-python/ +    """ +    def __init__(self, logger, log_level=logging.INFO): +        """ +        Constructor, defines the logger and level to use to log messages. + +        :param logger: logger object to log messages. +        :type logger: logging.Handler +        :param log_level: the level to use to log messages through the logger. +        :type log_level: int +                        look at logging-levels in 'logging' docs. +        """ +        self._logger = logger +        self._log_level = log_level + +    def write(self, data): +        """ +        Simulates the 'write' method in a file object. +        It writes the data receibed in buf to the logger 'self._logger'. + +        :param data: data to write to the 'file' +        :type data: str +        """ +        for line in data.rstrip().splitlines(): +            self._logger.log(self._log_level, line.rstrip()) + +    def flush(self): +        """ +        Dummy method. Needed to replace the twisted.log output. +        """ +        pass | 
