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# -*- coding: utf-8 -*-
# Copyright 2014, 2015 OpenMarket Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from ._base import Config
from synapse.util.logcontext import LoggingContextFilter
from twisted.python.log import PythonLoggingObserver
import logging
import logging.config
import yaml
class LoggingConfig(Config):
def __init__(self, args):
super(LoggingConfig, self).__init__(args)
self.verbosity = int(args.verbose) if args.verbose else None
self.log_config = self.abspath(args.log_config)
self.log_file = self.abspath(args.log_file)
self.access_log_file = self.abspath(args.access_log_file)
@classmethod
def add_arguments(cls, parser):
super(LoggingConfig, cls).add_arguments(parser)
logging_group = parser.add_argument_group("logging")
logging_group.add_argument(
'-v', '--verbose', dest="verbose", action='count',
help="The verbosity level."
)
logging_group.add_argument(
'-f', '--log-file', dest="log_file", default="homeserver.log",
help="File to log to."
)
logging_group.add_argument(
'--log-config', dest="log_config", default=None,
help="Python logging config file"
)
logging_group.add_argument(
'--access-log-file', dest="access_log_file", default="access.log",
help="File to log server access to"
)
def setup_logging(self):
log_format = (
"%(asctime)s - %(name)s - %(lineno)d - %(levelname)s - %(request)s"
" - %(message)s"
)
if self.log_config is None:
level = logging.INFO
level_for_storage = logging.INFO
if self.verbosity:
level = logging.DEBUG
if self.verbosity > 1:
level_for_storage = logging.DEBUG
# FIXME: we need a logging.WARN for a -q quiet option
logger = logging.getLogger('')
logger.setLevel(level)
logging.getLogger('synapse.storage').setLevel(level_for_storage)
formatter = logging.Formatter(log_format)
if self.log_file:
# TODO: Customisable file size / backup count
handler = logging.handlers.RotatingFileHandler(
self.log_file, maxBytes=(1000 * 1000 * 100), backupCount=3
)
else:
handler = logging.StreamHandler()
handler.setFormatter(formatter)
handler.addFilter(LoggingContextFilter(request=""))
logger.addHandler(handler)
if self.access_log_file:
access_logger = logging.getLogger('synapse.access')
# we log to both files by default
access_logger.propagate = 1
access_log_handler = logging.handlers.RotatingFileHandler(
self.access_log_file, maxBytes=(1000 * 1000 * 100), backupCount=3
)
access_log_formatter = logging.Formatter('%(message)s')
access_log_handler.setFormatter(access_log_formatter)
access_logger.addHandler(access_log_handler)
else:
with open(self.log_config, 'r') as f:
logging.config.dictConfig(yaml.load(f))
observer = PythonLoggingObserver()
observer.start()
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