/usr/lib/python2.7/dist-packages/keystoneauth1/loading/adapter.py is in python-keystoneauth1 3.4.0-0ubuntu1.
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# 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.
from keystoneauth1 import adapter
from keystoneauth1.loading import _utils
from keystoneauth1.loading import base
__all__ = ('register_argparse_arguments',
'register_service_argparse_arguments',
'register_conf_options',
'load_from_conf_options',
'get_conf_options')
class Adapter(base.BaseLoader):
@property
def plugin_class(self):
return adapter.Adapter
def get_options(self):
return []
@staticmethod
def get_conf_options(include_deprecated=True, deprecated_opts=None):
"""Get oslo_config options that are needed for a :py:class:`.Adapter`.
These may be useful without being registered for config file generation
or to manipulate the options before registering them yourself.
The options that are set are:
:service_type: The default service_type for URL discovery.
:service_name: The default service_name for URL discovery.
:interface: The default interface for URL discovery.
(deprecated)
:valid_interfaces: List of acceptable interfaces for URL
discovery. Can be a list of any of
'public', 'internal' or 'admin'.
:region_name: The default region_name for URL discovery.
:endpoint_override: Always use this endpoint URL for requests
for this client.
:version: The minimum version restricted to a given Major
API. Mutually exclusive with min_version and
max_version.
:min_version: The minimum major version of a given API,
intended to be used as the lower bound of a
range with max_version. Mutually exclusive with
version. If min_version is given with no
max_version it is as if max version is
'latest'.
:max_version: The maximum major version of a given API,
intended to be used as the upper bound of a
range with min_version. Mutually exclusive with
version.
:param include_deprecated: If True (the default, for backward
compatibility), deprecated options are
included in the result. If False, they are
excluded.
:param dict deprecated_opts: Deprecated options that should be included
in the definition of new options. This should be a dict from the
name of the new option to a list of oslo.DeprecatedOpts that
correspond to the new option. (optional)
For example, to support the ``api_endpoint`` option pointing to
the new ``endpoint_override`` option name::
old_opt = oslo_cfg.DeprecatedOpt('api_endpoint', 'old_group')
deprecated_opts={'endpoint_override': [old_opt]}
:returns: A list of oslo_config options.
"""
cfg = _utils.get_oslo_config()
if deprecated_opts is None:
deprecated_opts = {}
# This is goofy, but need to support hyphens *or* underscores
deprecated_opts = {name.replace('_', '-'): opt
for name, opt in deprecated_opts.items()}
opts = [cfg.StrOpt('service-type',
deprecated_opts=deprecated_opts.get('service-type'),
help='The default service_type for endpoint URL '
'discovery.'),
cfg.StrOpt('service-name',
deprecated_opts=deprecated_opts.get('service-name'),
help='The default service_name for endpoint URL '
'discovery.'),
cfg.ListOpt('valid-interfaces',
deprecated_opts=deprecated_opts.get(
'valid-interfaces'),
help='List of interfaces, in order of preference, '
'for endpoint URL.'),
cfg.StrOpt('region-name',
deprecated_opts=deprecated_opts.get('region-name'),
help='The default region_name for endpoint URL '
'discovery.'),
cfg.StrOpt('endpoint-override',
deprecated_opts=deprecated_opts.get(
'endpoint-override'),
help='Always use this endpoint URL for requests '
'for this client. NOTE: The unversioned '
'endpoint should be specified here; to '
'request a particular API version, use the '
'`version`, `min-version`, and/or '
'`max-version` options.'),
cfg.StrOpt('version',
deprecated_opts=deprecated_opts.get('version'),
help='Minimum Major API version within a given '
'Major API version for endpoint URL '
'discovery. Mutually exclusive with '
'min_version and max_version'),
cfg.StrOpt('min-version',
deprecated_opts=deprecated_opts.get('min-version'),
help='The minimum major version of a given API, '
'intended to be used as the lower bound of a '
'range with max_version. Mutually exclusive '
'with version. If min_version is given with '
'no max_version it is as if max version is '
'"latest".'),
cfg.StrOpt('max-version',
deprecated_opts=deprecated_opts.get('max-version'),
help='The maximum major version of a given API, '
'intended to be used as the upper bound of a '
'range with min_version. Mutually exclusive '
'with version.'),
]
if include_deprecated:
opts += [
cfg.StrOpt('interface',
help='The default interface for endpoint URL '
'discovery.',
deprecated_for_removal=True,
deprecated_reason='Using valid-interfaces is'
' preferrable because it is'
' capable of accepting a list of'
' possible interfaces.'),
]
return opts
def register_conf_options(self, conf, group, include_deprecated=True,
deprecated_opts=None):
"""Register the oslo_config options that are needed for an Adapter.
The options that are set are:
:service_type: The default service_type for URL discovery.
:service_name: The default service_name for URL discovery.
:interface: The default interface for URL discovery.
(deprecated)
:valid_interfaces: List of acceptable interfaces for URL
discovery. Can be a list of any of
'public', 'internal' or 'admin'.
:region_name: The default region_name for URL discovery.
:endpoint_override: Always use this endpoint URL for requests
for this client.
:version: The minimum version restricted to a given Major
API. Mutually exclusive with min_version and
max_version.
:min_version: The minimum major version of a given API,
intended to be used as the lower bound of a
range with max_version. Mutually exclusive with
version. If min_version is given with no
max_version it is as if max version is
'latest'.
:max_version: The maximum major version of a given API,
intended to be used as the upper bound of a
range with min_version. Mutually exclusive with
version.
:param oslo_config.Cfg conf: config object to register with.
:param string group: The ini group to register options in.
:param include_deprecated: If True (the default, for backward
compatibility), deprecated options are
registered. If False, they are excluded.
:param dict deprecated_opts: Deprecated options that should be included
in the definition of new options. This should be a dict from the
name of the new option to a list of oslo.DeprecatedOpts that
correspond to the new option. (optional)
For example, to support the ``api_endpoint`` option pointing to
the new ``endpoint_override`` option name::
old_opt = oslo_cfg.DeprecatedOpt('api_endpoint', 'old_group')
deprecated_opts={'endpoint_override': [old_opt]}
:returns: The list of options that was registered.
"""
opts = self.get_conf_options(include_deprecated=include_deprecated,
deprecated_opts=deprecated_opts)
conf.register_group(_utils.get_oslo_config().OptGroup(group))
conf.register_opts(opts, group=group)
return opts
def load_from_conf_options(self, conf, group, **kwargs):
"""Create an Adapter object from an oslo_config object.
The options must have been previously registered with
register_conf_options.
:param oslo_config.Cfg conf: config object to register with.
:param string group: The ini group to register options in.
:param dict kwargs: Additional parameters to pass to Adapter
construction.
:returns: A new Adapter object.
:rtype: :py:class:`.Adapter`
"""
c = conf[group]
if c.valid_interfaces and hasattr(c, 'interface') and c.interface:
raise TypeError("interface and valid_interfaces are mutually"
" exclusive. Please use valid_interfaces.")
if c.valid_interfaces:
for iface in c.valid_interfaces:
if iface not in ('public', 'internal', 'admin'):
raise TypeError("'{iface}' is not a valid value for"
" valid_interfaces. Valid valies are"
" public, internal or admin".format(
iface=iface))
kwargs.setdefault('interface', c.valid_interfaces)
elif hasattr(c, 'interface'):
kwargs.setdefault('interface', c.interface)
kwargs.setdefault('service_type', c.service_type)
kwargs.setdefault('service_name', c.service_name)
kwargs.setdefault('region_name', c.region_name)
kwargs.setdefault('endpoint_override', c.endpoint_override)
kwargs.setdefault('version', c.version)
kwargs.setdefault('min_version', c.min_version)
kwargs.setdefault('max_version', c.max_version)
if kwargs['version'] and (
kwargs['max_version'] or kwargs['min_version']):
raise TypeError(
"version is mutually exclusive with min_version and"
" max_version")
return self.load_from_options(**kwargs)
def register_argparse_arguments(*args, **kwargs):
return adapter.register_adapter_argparse_arguments(*args, **kwargs)
def register_service_argparse_arguments(*args, **kwargs):
return adapter.register_service_adapter_argparse_arguments(*args, **kwargs)
def register_conf_options(*args, **kwargs):
return Adapter().register_conf_options(*args, **kwargs)
def load_from_conf_options(*args, **kwargs):
return Adapter().load_from_conf_options(*args, **kwargs)
def get_conf_options(*args, **kwargs):
return Adapter.get_conf_options(*args, **kwargs)
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