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# Copyright 2012-2013 OpenStack Foundation
#
# 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.
#
"""Extension action implementations"""
import logging
from osc_lib.command import command
from osc_lib import utils
from openstackclient.i18n import _
LOG = logging.getLogger(__name__)
class ListExtension(command.Lister):
_description = _("List API extensions")
def get_parser(self, prog_name):
parser = super(ListExtension, self).get_parser(prog_name)
parser.add_argument(
'--compute',
action='store_true',
default=False,
help=_('List extensions for the Compute API'),
)
parser.add_argument(
'--identity',
action='store_true',
default=False,
help=_('List extensions for the Identity API'),
)
parser.add_argument(
'--network',
action='store_true',
default=False,
help=_('List extensions for the Network API'),
)
parser.add_argument(
'--volume',
action='store_true',
default=False,
help=_('List extensions for the Block Storage API'),
)
parser.add_argument(
'--long',
action='store_true',
default=False,
help=_('List additional fields in output'),
)
return parser
def take_action(self, parsed_args):
if parsed_args.long:
columns = (
'Name',
'Alias',
'Description',
'Namespace',
'Updated',
'Links',
)
else:
columns = ('Name', 'Alias', 'Description')
data = []
# by default we want to show everything, unless the
# user specifies one or more of the APIs to show
# for now, only identity and compute are supported.
show_all = (
not parsed_args.identity
and not parsed_args.compute
and not parsed_args.volume
and not parsed_args.network
)
if parsed_args.identity or show_all:
identity_client = self.app.client_manager.identity
try:
data += identity_client.extensions.list()
except Exception:
message = _("Extensions list not supported by Identity API")
LOG.warning(message)
if parsed_args.compute or show_all:
compute_client = self.app.client_manager.sdk_connection.compute
try:
data += compute_client.extensions()
except Exception:
message = _("Extensions list not supported by Compute API")
LOG.warning(message)
if parsed_args.volume or show_all:
volume_client = self.app.client_manager.volume
try:
data += volume_client.list_extensions.show_all()
except Exception:
message = _(
"Extensions list not supported by " "Block Storage API"
)
LOG.warning(message)
if parsed_args.network or show_all:
network_client = self.app.client_manager.network
try:
data += network_client.extensions()
except Exception:
message = _(
"Failed to retrieve extensions list " "from Network API"
)
LOG.warning(message)
extension_tuples = (
utils.get_item_properties(
s,
columns,
)
for s in data
)
return (columns, extension_tuples)
class ShowExtension(command.ShowOne):
_description = _("Show API extension")
def get_parser(self, prog_name):
parser = super(ShowExtension, self).get_parser(prog_name)
parser.add_argument(
'extension',
metavar='<extension>',
help=_(
'Extension to display. '
'Currently, only network extensions are supported. '
'(Name or Alias)'
),
)
return parser
def take_action(self, parsed_args):
client = self.app.client_manager.network
ext = str(parsed_args.extension)
obj = client.find_extension(ext, ignore_missing=False).to_dict()
return zip(*sorted(obj.items()))
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