168 lines
5.9 KiB
Python
168 lines
5.9 KiB
Python
#
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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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"""Routines for configuring Bilean."""
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import logging as sys_logging
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import os
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import socket
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from oslo_concurrency import processutils
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from oslo_config import cfg
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from oslo_log import log as logging
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from bilean.common.i18n import _
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from bilean.common import wsgi
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paste_deploy_group = cfg.OptGroup('paste_deploy')
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paste_deploy_opts = [
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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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service_opts = [
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cfg.IntOpt('periodic_interval',
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default=60,
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help=_('Seconds between running periodic tasks.')),
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cfg.StrOpt('region_name_for_services',
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help=_('Default region name used to get services endpoints.')),
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cfg.IntOpt('max_response_size',
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default=524288,
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help=_('Maximum raw byte size of data from web response.')),
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cfg.IntOpt('num_engine_workers',
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default=processutils.get_worker_count(),
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help=_('Number of heat-engine processes to fork and run.')),
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]
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engine_opts = [
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cfg.StrOpt('environment_dir',
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default='/etc/bilean/environments',
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help=_('The directory to search for environment files.')),
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cfg.IntOpt('default_action_timeout',
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default=3600,
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help=_('Timeout in seconds for actions.')),
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cfg.IntOpt('lock_retry_times',
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default=50,
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help=_('Number of times trying to grab a lock.')),
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cfg.IntOpt('lock_retry_interval',
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default=1,
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help=_('Number of seconds between lock retries.')),
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]
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rpc_opts = [
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cfg.StrOpt('host',
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default=socket.gethostname(),
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help=_('Name of the engine node. '
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'This can be an opaque identifier. '
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'It is not necessarily a hostname, FQDN, '
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'or IP address.'))]
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cloud_backend_opts = [
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cfg.StrOpt('cloud_backend',
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default='openstack',
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help=_('Default cloud backend to use.'))]
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authentication_group = cfg.OptGroup('authentication')
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authentication_opts = [
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cfg.StrOpt('auth_url', default='',
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help=_('Complete public identity V3 API endpoint.')),
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cfg.StrOpt('service_username', default='bilean',
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help=_('Bilean service user name')),
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cfg.StrOpt('service_password', default='',
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help=_('Password specified for the Bilean service user.')),
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cfg.StrOpt('service_project_name', default='service',
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help=_('Name of the service project.')),
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cfg.StrOpt('service_user_domain', default='Default',
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help=_('Name of the domain for the service user.')),
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cfg.StrOpt('service_project_domain', default='Default',
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help=_('Name of the domain for the service project.')),
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]
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client_http_log_debug_opts = [
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cfg.BoolOpt('http_log_debug',
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default=False,
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help=_("Allow client's debug log output."))]
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revision_group = cfg.OptGroup('revision')
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revision_opts = [
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cfg.StrOpt('bilean_api_revision', default='1.0',
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help=_('Bilean API revision.')),
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cfg.StrOpt('bilean_engine_revision', default='1.0',
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help=_('Bilean engine revision.'))]
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def list_opts():
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yield None, rpc_opts
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yield None, engine_opts
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yield None, service_opts
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yield None, cloud_backend_opts
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yield paste_deploy_group.name, paste_deploy_opts
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yield authentication_group.name, authentication_opts
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yield revision_group.name, revision_opts
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cfg.CONF.register_group(paste_deploy_group)
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cfg.CONF.register_group(authentication_group)
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cfg.CONF.register_group(revision_group)
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for group, opts in list_opts():
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cfg.CONF.register_opts(opts, group=group)
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def _get_deployment_config_file():
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"""Retrieves the deployment_config_file config item.
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Item formatted as an absolute pathname.
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"""
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config_path = cfg.CONF.find_file(
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cfg.CONF.paste_deploy['api_paste_config'])
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if config_path is None:
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return None
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return os.path.abspath(config_path)
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def load_paste_app(app_name=None):
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"""Builds and returns a WSGI app from a paste config file.
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We assume the last config file specified in the supplied ConfigOpts
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object is the paste config file.
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:param app_name: name of the application to load
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:raises RuntimeError when config file cannot be located or application
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cannot be loaded from config file
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"""
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if app_name is None:
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app_name = cfg.CONF.prog
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conf_file = _get_deployment_config_file()
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if conf_file is None:
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raise RuntimeError(_("Unable to locate config file [%s]") %
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cfg.CONF.paste_deploy['api_paste_config'])
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try:
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app = wsgi.paste_deploy_app(conf_file, app_name, cfg.CONF)
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# Log the options used when starting if we're in debug mode...
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if cfg.CONF.debug:
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cfg.CONF.log_opt_values(logging.getLogger(app_name),
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sys_logging.DEBUG)
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return app
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except (LookupError, ImportError) as e:
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raise RuntimeError(_("Unable to load %(app_name)s from "
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"configuration file %(conf_file)s."
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"\nGot: %(e)r") % {'app_name': app_name,
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'conf_file': conf_file,
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'e': e})
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