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# GNU MediaGoblin -- federated, autonomous media hosting
# Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS.
#
# 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 os
import logging
from configobj import ConfigObj
from ConfigParser import RawConfigParser
from celery.signals import setup_logging
from mediagoblin import app, mg_globals
from mediagoblin.init.celery import setup_celery_from_config
OUR_MODULENAME = __name__
_log = logging.getLogger(__name__)
def setup_logging_from_paste_ini(loglevel, **kw):
if os.path.exists(os.path.abspath('paste_local.ini')):
logging_conf_file = 'paste_local.ini'
else:
logging_conf_file = 'paste.ini'
if not os.path.exists(logging_conf_file):
raise IOError('{0} does not exist. Logging can not be set up.'.format(
logging_conf_file))
logging_conf = ConfigObj(logging_conf_file)
config = logging_conf
# Read raw config to avoid interpolation of formatting parameters
raw_config = RawConfigParser()
raw_config.readfp(open(logging_conf_file))
# Set up formatting
# Get the format string and circumvent configobj interpolation of the value
fmt = raw_config.get('formatter_generic', 'format')
# Create the formatter
formatter = logging.Formatter(fmt)
# Check for config values
if not config.get('loggers') or not config['loggers'].get('keys'):
print('No loggers found')
return
# Iterate all teh loggers.keys values
for name in config['loggers']['keys'].split(','):
if not config.get('logger_{0}'.format(name)):
continue
log_params = config['logger_{0}'.format(name)]
qualname = log_params['qualname'] if 'qualname' in log_params else name
if qualname == 'root':
qualname = None
logger = logging.getLogger(qualname)
level = getattr(logging, log_params['level'])
logger.setLevel(level)
for handler in logger.handlers:
handler.setFormatter(formatter)
setup_logging.connect(setup_logging_from_paste_ini)
def setup_self(check_environ_for_conf=True, module_name=OUR_MODULENAME,
default_conf_file=None):
"""
Transform this module into a celery config module by reading the
mediagoblin config file. Set the environment variable
MEDIAGOBLIN_CONFIG to specify where this config file is.
By default it defaults to 'mediagoblin.ini'.
Note that if celery_setup_elsewhere is set in your config file,
this simply won't work.
"""
if not default_conf_file:
if os.path.exists(os.path.abspath('mediagoblin_local.ini')):
default_conf_file = 'mediagoblin_local.ini'
else:
default_conf_file = 'mediagoblin.ini'
if check_environ_for_conf:
mgoblin_conf_file = os.path.abspath(
os.environ.get('MEDIAGOBLIN_CONFIG', default_conf_file))
else:
mgoblin_conf_file = default_conf_file
if not os.path.exists(mgoblin_conf_file):
raise IOError(
"MEDIAGOBLIN_CONFIG not set or file does not exist")
# By setting the environment variable here we should ensure that
# this is the module that gets set up.
os.environ['CELERY_CONFIG_MODULE'] = module_name
app.MediaGoblinApp(mgoblin_conf_file, setup_celery=False)
setup_celery_from_config(
mg_globals.app_config, mg_globals.global_config,
settings_module=module_name,
set_environ=False)
if os.environ['CELERY_CONFIG_MODULE'] == OUR_MODULENAME:
setup_self()
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