149 lines
5.6 KiB
Python
149 lines
5.6 KiB
Python
# Copyright 2011 VMware, Inc.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Routines for configuring Tacker
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"""
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import os
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from oslo.config import cfg
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from oslo import messaging
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from paste import deploy
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from tacker.common import utils
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from tacker.openstack.common.db import options as db_options
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from tacker.openstack.common import log as logging
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from tacker import version
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LOG = logging.getLogger(__name__)
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core_opts = [
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cfg.StrOpt('bind_host', default='0.0.0.0',
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help=_("The host IP to bind to")),
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cfg.IntOpt('bind_port', default=8888,
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help=_("The port to bind to")),
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cfg.StrOpt('api_paste_config', default="api-paste.ini",
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help=_("The API paste config file to use")),
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cfg.StrOpt('api_extensions_path', default="",
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help=_("The path for API extensions")),
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cfg.StrOpt('policy_file', default="policy.json",
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help=_("The policy file to use")),
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cfg.StrOpt('auth_strategy', default='keystone',
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help=_("The type of authentication to use")),
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cfg.BoolOpt('allow_bulk', default=True,
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help=_("Allow the usage of the bulk API")),
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cfg.BoolOpt('allow_pagination', default=False,
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help=_("Allow the usage of the pagination")),
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cfg.BoolOpt('allow_sorting', default=False,
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help=_("Allow the usage of the sorting")),
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cfg.StrOpt('pagination_max_limit', default="-1",
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help=_("The maximum number of items returned in a single "
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"response, value was 'infinite' or negative integer "
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"means no limit")),
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cfg.StrOpt('host', default=utils.get_hostname(),
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help=_("The hostname Tacker is running on")),
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cfg.StrOpt('nova_url',
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default='http://127.0.0.1:8774/v2',
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help=_('URL for connection to nova')),
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cfg.StrOpt('nova_admin_username',
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help=_('Username for connecting to nova in admin context')),
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cfg.StrOpt('nova_admin_password',
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help=_('Password for connection to nova in admin context'),
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secret=True),
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cfg.StrOpt('nova_admin_tenant_id',
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help=_('The uuid of the admin nova tenant')),
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cfg.StrOpt('nova_admin_auth_url',
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default='http://localhost:5000/v2.0',
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help=_('Authorization URL for connecting to nova in admin '
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'context')),
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cfg.StrOpt('nova_ca_certificates_file',
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help=_('CA file for novaclient to verify server certificates')),
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cfg.BoolOpt('nova_api_insecure', default=False,
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help=_("If True, ignore any SSL validation issues")),
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cfg.StrOpt('nova_region_name',
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help=_('Name of nova region to use. Useful if keystone manages'
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' more than one region.')),
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]
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core_cli_opts = [
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cfg.StrOpt('state_path',
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default='/var/lib/tacker',
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help=_("Where to store Tacker state files. "
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"This directory must be writable by the agent.")),
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]
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# Register the configuration options
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cfg.CONF.register_opts(core_opts)
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cfg.CONF.register_cli_opts(core_cli_opts)
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# Ensure that the control exchange is set correctly
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messaging.set_transport_defaults(control_exchange='tacker')
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_SQL_CONNECTION_DEFAULT = 'sqlite://'
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# Update the default QueuePool parameters. These can be tweaked by the
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# configuration variables - max_pool_size, max_overflow and pool_timeout
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db_options.set_defaults(sql_connection=_SQL_CONNECTION_DEFAULT,
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sqlite_db='', max_pool_size=10,
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max_overflow=20, pool_timeout=10)
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def init(args, **kwargs):
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cfg.CONF(args=args, project='tacker',
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version='%%prog %s' % version.version_info.release_string(),
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**kwargs)
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# FIXME(ihrachys): if import is put in global, circular import
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# failure occurs
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from tacker.common import rpc as n_rpc
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n_rpc.init(cfg.CONF)
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def setup_logging(conf):
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"""Sets up the logging options for a log with supplied name.
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:param conf: a cfg.ConfOpts object
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"""
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product_name = "tacker"
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logging.setup(product_name)
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LOG.info(_("Logging enabled!"))
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def load_paste_app(app_name):
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"""Builds and returns a WSGI app from a paste config file.
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:param app_name: Name of the application to load
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:raises ConfigFilesNotFoundError when config file cannot be located
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:raises RuntimeError when application cannot be loaded from config file
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"""
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config_path = cfg.CONF.find_file(cfg.CONF.api_paste_config)
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if not config_path:
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raise cfg.ConfigFilesNotFoundError(
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config_files=[cfg.CONF.api_paste_config])
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config_path = os.path.abspath(config_path)
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LOG.info(_("Config paste file: %s"), config_path)
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try:
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app = deploy.loadapp("config:%s" % config_path, name=app_name)
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except (LookupError, ImportError):
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msg = (_("Unable to load %(app_name)s from "
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"configuration file %(config_path)s.") %
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{'app_name': app_name,
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'config_path': config_path})
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LOG.exception(msg)
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raise RuntimeError(msg)
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return app
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