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# Copyright 2016 Huawei, Inc. 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.
#
"""Compute v2 Server Group action implementations"""
from openstackclient.common import command
from openstackclient.common import exceptions
from openstackclient.common import utils
_formatters = {
'policies': utils.format_list,
'members': utils.format_list,
}
def _get_columns(info):
columns = list(info.keys())
if 'metadata' in columns:
# NOTE(RuiChen): The metadata of server group is always empty since API
# compatible, so hide it in order to avoid confusion.
columns.remove('metadata')
return tuple(sorted(columns))
class CreateServerGroup(command.ShowOne):
"""Create a new server group."""
def get_parser(self, prog_name):
parser = super(CreateServerGroup, self).get_parser(prog_name)
parser.add_argument(
'name',
metavar='<name>',
help='New server group name',
)
parser.add_argument(
'--policy',
metavar='<policy>',
action='append',
required=True,
help='Add a policy to <name> '
'(repeat option to add multiple policies)',
)
return parser
def take_action(self, parsed_args):
compute_client = self.app.client_manager.compute
info = {}
server_group = compute_client.server_groups.create(
name=parsed_args.name,
policies=parsed_args.policy)
info.update(server_group._info)
columns = _get_columns(info)
data = utils.get_dict_properties(info, columns,
formatters=_formatters)
return columns, data
class DeleteServerGroup(command.Command):
"""Delete an existing server group."""
def get_parser(self, prog_name):
parser = super(DeleteServerGroup, self).get_parser(prog_name)
parser.add_argument(
'server_group',
metavar='<server-group>',
nargs='+',
help='server group(s) to delete (name or ID)',
)
return parser
def take_action(self, parsed_args):
compute_client = self.app.client_manager.compute
result = 0
for group in parsed_args.server_group:
try:
group_obj = utils.find_resource(compute_client.server_groups,
group)
compute_client.server_groups.delete(group_obj.id)
# Catch all exceptions in order to avoid to block the next deleting
except Exception as e:
result += 1
self.app.log.error(e)
if result > 0:
total = len(parsed_args.server_group)
msg = "%s of %s server groups failed to delete." % (result, total)
raise exceptions.CommandError(msg)
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