rally/rally/common/opts.py

84 lines
2.1 KiB
Python

# 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 importlib
from rally.common import cfg
from rally.common import logging
from rally.task import engine
CONF = cfg.CONF
def list_opts():
merged_opts = {"DEFAULT": []}
merged_opts["DEFAULT"].extend(logging.DEBUG_OPTS)
merged_opts["DEFAULT"].extend(engine.TASK_ENGINE_OPTS)
return merged_opts.items()
def update_opt_defaults():
logging.oslogging.cfg.set_defaults(
logging.oslogging._options.generic_log_opts,
use_stderr=True
)
_registered = False
_registered_paths = []
def register_options_from_path(path):
global _registered_paths
if path not in _registered_paths:
if ":" not in path:
return
module_name, function_name = path.split(":", 1)
try:
module = importlib.import_module(module_name)
except ImportError:
return
list_func = getattr(module, function_name, None)
if list_func is None:
return
options = list_func()
if isinstance(options, dict):
options = options.items()
register_opts(options)
_registered_paths.append(path)
def register_opts(opts):
for category, options in opts:
group = cfg.OptGroup(name=category, title="%s options" % category)
if category != "DEFAULT":
CONF.register_group(group)
CONF.register_opts(options, group=group)
else:
CONF.register_opts(options)
def register():
global _registered
if not _registered:
register_opts(list_opts())
_registered = True