deb-murano/muranoapi/common/config.py
Ekaterina Fedorova 968296bf7e Cherry-pick the following commits from release-0.4
* Fix errors in infrastructure
	blueprinr one-style-config
	1) Update sample config - remove non-existing directory
	2) Add 0.4.1 version
	3) Rename config file to sample
	Fixes-Bug: 1270734

* Catch AttributeError in case of incorrect session_id
	Closes-Bug: 1269749

* Fixed issue with copy configuration files.
	Closes-Bug: #1271079

* Add translation support

	Use openstack.common.gettextutils for translation
	Closes-Bug: #1267514

* Fix name for syslog_log_facility param

* Update requirements for a release-0.4.1

* Handle incorrect env_id
	Closes-Bug: 1227154

* Import _ not implicit

Change-Id: I2744eaeef369220c5a8dabb027ba40622be9d155
2014-02-10 18:52:31 +04:00

222 lines
7.0 KiB
Python

#!/usr/bin/env python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 OpenStack LLC.
# All Rights Reserved.
#
# 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.
"""
Routines for configuring Glance
"""
import logging
import logging.config
import logging.handlers
import os
import sys
from oslo.config import cfg
from paste import deploy
from muranoapi.openstack.common import log
from muranoapi import __version__ as version
from muranoapi.openstack.common.gettextutils import _ # noqa
paste_deploy_opts = [
cfg.StrOpt('flavor'),
cfg.StrOpt('config_file'),
]
bind_opts = [
cfg.StrOpt('bind-host', default='0.0.0.0'),
cfg.IntOpt('bind-port', default='8082'),
]
reports_opts = [
cfg.StrOpt('results_exchange', default='task-results'),
cfg.StrOpt('results_queue', default='task-results'),
cfg.StrOpt('reports_exchange', default='task-reports'),
cfg.StrOpt('reports_queue', default='task-reports')
]
rabbit_opts = [
cfg.StrOpt('host', default='localhost'),
cfg.IntOpt('port', default=5672),
cfg.StrOpt('login', default='guest'),
cfg.StrOpt('password', default='guest'),
cfg.StrOpt('virtual_host', default='/'),
cfg.BoolOpt('ssl', default=False),
cfg.StrOpt('ca_certs', default='')
]
db_opts = [
cfg.BoolOpt('auto_create', default=False,
help=_('A boolean that determines if the database will be '
'automatically created.')),
]
CONF = cfg.CONF
CONF.register_opts(paste_deploy_opts, group='paste_deploy')
CONF.register_cli_opts(bind_opts)
CONF.register_opts(reports_opts, group='reports')
CONF.register_opts(rabbit_opts, group='rabbitmq')
CONF.register_opts(db_opts, group='database')
CONF.import_opt('verbose', 'muranoapi.openstack.common.log')
CONF.import_opt('debug', 'muranoapi.openstack.common.log')
CONF.import_opt('log_dir', 'muranoapi.openstack.common.log')
CONF.import_opt('log_file', 'muranoapi.openstack.common.log')
CONF.import_opt('log_config', 'muranoapi.openstack.common.log')
CONF.import_opt('log_format', 'muranoapi.openstack.common.log')
CONF.import_opt('log_date_format', 'muranoapi.openstack.common.log')
CONF.import_opt('use_syslog', 'muranoapi.openstack.common.log')
CONF.import_opt('syslog_log_facility', 'muranoapi.openstack.common.log')
cfg.set_defaults(log.log_opts,
default_log_levels=['qpid.messaging=INFO',
'sqlalchemy=WARN',
'keystoneclient=INFO',
'eventlet.wsgi.server=WARN'])
def parse_args(args=None, usage=None, default_config_files=None):
CONF(args=args,
project='muranoapi',
version=version,
usage=usage,
default_config_files=default_config_files)
def setup_logging():
"""
Sets up the logging options for a log with supplied name
"""
if CONF.log_config:
# Use a logging configuration file for all settings...
if os.path.exists(CONF.log_config):
logging.config.fileConfig(CONF.log_config)
return
else:
raise RuntimeError(_("Unable to locate specified logging "
"config file: %s" % CONF.log_config))
root_logger = logging.root
if CONF.debug:
root_logger.setLevel(logging.DEBUG)
elif CONF.verbose:
root_logger.setLevel(logging.INFO)
else:
root_logger.setLevel(logging.WARNING)
formatter = logging.Formatter(CONF.log_format, CONF.log_date_format)
if CONF.use_syslog:
try:
facility = getattr(logging.handlers.SysLogHandler,
CONF.syslog_log_facility)
except AttributeError:
raise ValueError(_("Invalid syslog facility"))
handler = logging.handlers.SysLogHandler(address='/dev/log',
facility=facility)
elif CONF.log_file:
logfile = CONF.log_file
if CONF.log_dir:
logfile = os.path.join(CONF.log_dir, logfile)
handler = logging.handlers.WatchedFileHandler(logfile)
else:
handler = logging.StreamHandler(sys.stdout)
handler.setFormatter(formatter)
root_logger.addHandler(handler)
def _get_deployment_flavor():
"""
Retrieve the paste_deploy.flavor config item, formatted appropriately
for appending to the application name.
"""
flavor = CONF.paste_deploy.flavor
return '' if not flavor else ('-' + flavor)
def _get_paste_config_path():
paste_suffix = '-paste.ini'
conf_suffix = '.conf'
if CONF.config_file:
# Assume paste config is in a paste.ini file corresponding
# to the last config file
path = CONF.config_file[-1].replace(conf_suffix, paste_suffix)
else:
path = CONF.prog + '-paste.ini'
return CONF.find_file(os.path.basename(path))
def _get_deployment_config_file():
"""
Retrieve the deployment_config_file config item, formatted as an
absolute pathname.
"""
path = CONF.paste_deploy.config_file
if not path:
path = _get_paste_config_path()
if not path:
msg = _("Unable to locate paste config file for %s.") % CONF.prog
raise RuntimeError(msg)
return os.path.abspath(path)
def load_paste_app(app_name=None):
"""
Builds and returns a WSGI app from a paste config file.
We assume the last config file specified in the supplied ConfigOpts
object is the paste config file.
:param app_name: name of the application to load
:raises RuntimeError when config file cannot be located or application
cannot be loaded from config file
"""
if app_name is None:
app_name = CONF.prog
# append the deployment flavor to the application name,
# in order to identify the appropriate paste pipeline
app_name += _get_deployment_flavor()
conf_file = _get_deployment_config_file()
try:
logger = logging.getLogger(__name__)
logger.debug(_("Loading %(app_name)s from %(conf_file)s"),
{'conf_file': conf_file, 'app_name': app_name})
app = deploy.loadapp("config:%s" % conf_file, name=app_name)
# Log the options used when starting if we're in debug mode...
if CONF.debug:
CONF.log_opt_values(logger, logging.DEBUG)
return app
except (LookupError, ImportError), e:
msg = _("Unable to load %(app_name)s from "
"configuration file %(conf_file)s."
"\nGot: %(e)r") % locals()
logger.error(msg)
raise RuntimeError(msg)