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#
# Aura Engine (https://gitlab.servus.at/aura/engine)
#
# Copyright (C) 2017-2020 - The Aura Engine Team.
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero 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 Affero General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import logging
from src.base.config import AuraConfig
class AuraLogger():
"""
AuraLogger Class
Logger for all Aura Engine components. The default
logger is `AuraEngine`. Other loggers are defined
by passing a custom name on instantiation.
The logger respects the log-level as defined in the
engine's configuration file.
"""
config = None
logger = None
def __init__(self, config, name="AuraEngine"):
"""
Constructor to create a new logger defined by
the passed name.
Args:
name (String): The name of the logger
"""
self.config = config
self.__create_logger(name)
def __create_logger(self, name):
"""
Creates the logger instance for the given name.
Args:
name (String): The name of the logger
"""
lvl = self.config.get("loglevel")
# create logger
self.logger = logging.getLogger(name)
self.logger.setLevel(lvl)
if not self.logger.hasHandlers():
# create file handler for logger
file_handler = logging.FileHandler(self.config.get("logdir") + "/"+name+".log")
file_handler.setLevel(lvl)
# create stream handler for logger
stream_handler = logging.StreamHandler()
stream_handler.setLevel(lvl)
# set format of log
datepart = "%(asctime)s:%(name)s:%(levelname)s"
message = " - %(message)s - "
filepart = "[%(filename)s:%(lineno)s-%(funcName)s()]"
formatter = logging.Formatter(datepart + message + filepart)
# set log of handlers
file_handler.setFormatter(formatter)
stream_handler.setFormatter(formatter)
# add handlers to the logger
self.logger.addHandler(file_handler)
self.logger.addHandler(stream_handler)
self.logger.critical("ADDED HANDLERS")
else:
self.logger.critical("REUSED LOGGER")