131 lines
4.6 KiB
Python
131 lines
4.6 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
|
|
|
|
from paste import deploy
|
|
|
|
from quantum.api.v2 import attributes
|
|
from quantum.common import utils
|
|
from quantum.openstack.common import cfg
|
|
from quantum.openstack.common import log as logging
|
|
from quantum.openstack.common import rpc
|
|
from quantum.version import version_info as quantum_version
|
|
|
|
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
core_opts = [
|
|
cfg.StrOpt('bind_host', default='0.0.0.0',
|
|
help=_("The host IP to bind to")),
|
|
cfg.IntOpt('bind_port', default=9696,
|
|
help=_("The port to bind to")),
|
|
cfg.StrOpt('api_paste_config', default="api-paste.ini",
|
|
help=_("The API paste config file to use")),
|
|
cfg.StrOpt('api_extensions_path', default="",
|
|
help=_("The path for API extensions")),
|
|
cfg.StrOpt('policy_file', default="policy.json",
|
|
help=_("The policy file to use")),
|
|
cfg.StrOpt('auth_strategy', default='keystone',
|
|
help=_("The type of authentication to use")),
|
|
cfg.StrOpt('core_plugin',
|
|
help=_("The core plugin Quantum will use")),
|
|
cfg.ListOpt('service_plugins', default=[],
|
|
help=_("The service plugins Quantum will use")),
|
|
cfg.StrOpt('base_mac', default="fa:16:3e:00:00:00",
|
|
help=_("The base MAC address Quantum will use for VIFs")),
|
|
cfg.IntOpt('mac_generation_retries', default=16,
|
|
help=_("How many times Quantum will retry MAC generation")),
|
|
cfg.BoolOpt('allow_bulk', default=True,
|
|
help=_("Allow the usage of the bulk API")),
|
|
cfg.IntOpt('max_dns_nameservers', default=5,
|
|
help=_("Maximum number of DNS nameservers")),
|
|
cfg.IntOpt('max_subnet_host_routes', default=20,
|
|
help=_("Maximum number of host routes per subnet")),
|
|
cfg.IntOpt('dhcp_lease_duration', default=120,
|
|
help=_("DHCP lease duration")),
|
|
cfg.BoolOpt('allow_overlapping_ips', default=False,
|
|
help=_("Allow overlapping IP support in Quantum")),
|
|
cfg.StrOpt('host', default=utils.get_hostname(),
|
|
help=_("The hostname Quantum is running on")),
|
|
cfg.BoolOpt('force_gateway_on_subnet', default=False,
|
|
help=_("Ensure that configured gateway is on subnet")),
|
|
]
|
|
|
|
core_cli_opts = [
|
|
cfg.StrOpt('state_path', default='/var/lib/quantum'),
|
|
]
|
|
|
|
# Register the configuration options
|
|
cfg.CONF.register_opts(core_opts)
|
|
cfg.CONF.register_cli_opts(core_cli_opts)
|
|
|
|
# Ensure that the control exchange is set correctly
|
|
rpc.set_defaults(control_exchange='quantum')
|
|
|
|
|
|
def parse(args):
|
|
cfg.CONF(args=args, project='quantum',
|
|
version='%%prog %s' % quantum_version.version_string_with_vcs())
|
|
|
|
# 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
|