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# vi: ts=4 expandtab
#
# Copyright (C) 2012 Canonical Ltd.
# Copyright (C) 2012 Hewlett-Packard Development Company, L.P.
# Copyright (C) 2012 Yahoo! Inc.
#
# Author: Scott Moser <scott.moser@canonical.com>
# Author: Juerg Haefliger <juerg.haefliger@hp.com>
# Author: Joshua Harlow <harlowja@yahoo-inc.com>
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 3, as
# published by the Free Software Foundation.
#
# 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/>.
import logging
import logging.handlers
import logging.config
import os
import sys
from StringIO import StringIO
# Logging levels for easy access
CRITICAL = logging.CRITICAL
FATAL = logging.FATAL
ERROR = logging.ERROR
WARNING = logging.WARNING
WARN = logging.WARN
INFO = logging.INFO
DEBUG = logging.DEBUG
NOTSET = logging.NOTSET
class ConsoleFormatter(logging.Formatter):
def _get_mini_level(self, record):
if record.levelno in [INFO, NOTSET] or not record.levelname:
return ''
lvlname = record.levelname
return lvlname[0].upper() + ": "
def format(self, record):
record.message = record.getMessage()
rdict = dict(record.__dict__)
rdict['minilevelname'] = self._get_mini_level(record)
return self._fmt % (rdict)
def setupLogging(cfg):
log_cfgs = []
log_cfg = cfg.get('logcfg')
if log_cfg:
# if there is a 'logcfg' entry in the config, respect
# it, it is the old keyname
log_cfgs = [log_cfg]
elif "log_cfgs" in cfg:
for cfg in cfg['log_cfgs']:
if isinstance(cfg, list):
log_cfgs.append('\n'.join(cfg))
else:
log_cfgs.append(cfg)
if not len(log_cfgs):
sys.stderr.write("Warning, no logging configured\n")
return
am_worked = 0
for logcfg in log_cfgs:
try:
if not os.path.isfile(logcfg):
logcfg = StringIO(logcfg)
logging.config.fileConfig(logcfg)
am_worked += 1
except:
pass
if not am_worked:
sys.stderr.write("Warning, no logging configured\n")
def getLogger(name='cloudinit'):
return logging.getLogger(name)
# Fixes this annoyance...
# No handlers could be found for logger XXX annoying output...
try:
from logging import NullHandler
except ImportError:
class NullHandler(logging.Handler):
def emit(self, record):
pass
logger = getLogger()
logger.addHandler(NullHandler())
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