murano/muranoapi/common/config.py

259 lines
7.9 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.
import logging
import logging.config
import logging.handlers
import os
import sys
import tempfile
from oslo.config import cfg
from paste import deploy
import muranoapi
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'),
]
db_opts = [
cfg.BoolOpt('auto_create', default=False,
help=_('A boolean that determines if the database will be '
'automatically created.')),
]
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='')
]
heat_opts = [
cfg.BoolOpt('insecure', default=False),
cfg.StrOpt('ca_file'),
cfg.StrOpt('cert_file'),
cfg.StrOpt('key_file'),
cfg.StrOpt('endpoint_type', default='publicURL')
]
neutron_opts = [
cfg.BoolOpt('insecure', default=False),
cfg.StrOpt('ca_cert'),
cfg.StrOpt('endpoint_type', default='publicURL')
]
keystone_opts = [
cfg.StrOpt('auth_url'),
cfg.BoolOpt('insecure', default=False),
cfg.StrOpt('ca_file'),
cfg.StrOpt('cert_file'),
cfg.StrOpt('key_file')
]
murano_opts = [
cfg.StrOpt('url', help=_('Optional murano url in format '
'like http://0.0.0.0:8082')),
cfg.BoolOpt('insecure', default=False),
cfg.StrOpt('cacert'),
cfg.StrOpt('cert_file'),
cfg.StrOpt('key_file'),
cfg.StrOpt('endpoint_type', default='publicURL')
]
networking_opts = [
cfg.IntOpt('max_environments', default=20),
cfg.IntOpt('max_hosts', default=250),
cfg.StrOpt('env_ip_template', default='10.0.0.0'),
cfg.StrOpt('default_dns', default='8.8.8.8')
]
stats_opt = [
cfg.IntOpt('period', default=5,
help=_('Statistics collection interval in minutes.'
'Default value is 5 minutes.'))
]
metadata_dir = cfg.StrOpt('metadata-dir', default='./meta')
temp_pkg_cache = os.path.join(tempfile.gettempdir(), 'murano-packages-cache')
packages_cache = cfg.StrOpt('packages-cache', default=temp_pkg_cache)
package_size_limit = cfg.IntOpt('package_size_limit', default=5)
CONF = cfg.CONF
CONF.register_opts(paste_deploy_opts, group='paste_deploy')
CONF.register_cli_opts(bind_opts)
CONF.register_opts(db_opts, group='database')
CONF.register_opts(rabbit_opts, group='rabbitmq')
CONF.register_opts(heat_opts, group='heat')
CONF.register_opts(neutron_opts, group='neutron')
CONF.register_opts(keystone_opts, group='keystone')
CONF.register_opts(murano_opts, group='murano')
CONF.register_opt(cfg.StrOpt('file_server'))
CONF.register_cli_opt(cfg.StrOpt('murano_metadata_url'))
CONF.register_cli_opt(metadata_dir)
CONF.register_cli_opt(packages_cache)
CONF.register_cli_opt(package_size_limit)
CONF.register_opts(stats_opt, group='stats')
CONF.register_opts(networking_opts, group='networking')
CONF.import_opt('connection',
'muranoapi.openstack.common.db.options',
group='database')
def parse_args(args=None, usage=None, default_config_files=None):
CONF(args=args,
project='muranoapi',
version=muranoapi.__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)