vmware-nsx/quantum/common/config.py
gongysh aaf0fef1ca Use openstack common log to do logging.
Bug #1073194

We use openstack common log to do logging. At the same time, we will use
quantum logger as our top logger, so that all sub loggers will be set
according to quantum.conf

Change-Id: I5adf72e6031ad437e05c3521864a83757b3e7887
2012-11-01 10:09:57 +08:00

107 lines
3.4 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2011 Nicira Networks, Inc.
# 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 Quantum
"""
import os
import sys
from paste import deploy
from quantum.api.v2 import attributes
from quantum.openstack.common import cfg
from quantum.openstack.common import log as logging
from quantum.version import version_string
LOG = logging.getLogger(__name__)
core_opts = [
cfg.StrOpt('bind_host', default='0.0.0.0'),
cfg.IntOpt('bind_port', default=9696),
cfg.StrOpt('api_paste_config', default="api-paste.ini"),
cfg.StrOpt('api_extensions_path', default=""),
cfg.StrOpt('policy_file', default="policy.json"),
cfg.StrOpt('auth_strategy', default='keystone'),
cfg.StrOpt('core_plugin',
default='quantum.plugins.sample.SamplePlugin.FakePlugin'),
cfg.StrOpt('base_mac', default="fa:16:3e:00:00:00"),
cfg.IntOpt('mac_generation_retries', default=16),
cfg.BoolOpt('allow_bulk', default=True),
cfg.IntOpt('max_dns_nameservers', default=5),
cfg.IntOpt('max_subnet_host_routes', default=20),
cfg.StrOpt('state_path', default='.'),
cfg.IntOpt('dhcp_lease_duration', default=120),
cfg.BoolOpt('allow_overlapping_ips', default=False),
cfg.StrOpt('control_exchange',
default='quantum',
help='AMQP exchange to connect to if using RabbitMQ or Qpid')
]
# Register the configuration options
cfg.CONF.register_opts(core_opts)
def parse(args):
cfg.CONF(args=args, project='quantum',
version='%%prog %s' % version_string())
# Validate that the base_mac is of the correct format
msg = attributes._validate_regex(cfg.CONF.base_mac,
attributes.MAC_PATTERN)
if msg:
msg = "Base MAC: %s" % msg
raise Exception(msg)
def setup_logging(conf):
"""
Sets up the logging options for a log with supplied name
:param conf: a cfg.ConfOpts object
"""
product_name = "quantum"
logging.setup(product_name)
log_root = logging.getLogger(product_name).logger
log_root.propagate = 0
LOG.info("Logging enabled!")
def load_paste_app(app_name):
"""
Builds and returns a WSGI app from a 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
"""
config_path = os.path.abspath(cfg.CONF.find_file(
cfg.CONF.api_paste_config))
LOG.info("Config paste file: %s", config_path)
try:
app = deploy.loadapp("config:%s" % config_path, name=app_name)
except (LookupError, ImportError):
msg = ("Unable to load %(app_name)s from "
"configuration file %(config_path)s.") % locals()
LOG.exception(msg)
raise RuntimeError(msg)
return app