openstack/python-novaclient
Code Issues Proposed changes

Nova CLI for server groups

Browse Source 
CLI support for blueprint instance-group-api-extension

REST API support:- https://review.openstack.org/#/c/62557/

DocImpact
 - supports create, list, get and delete
 - only V2 is supported

Change-Id: Iaa5a2922b9a0eed9f682b7584c2acf582379b422
This commit is contained in:
Gary Kotton 2013-06-13 15:25:39 +00:00
parent c92485e703
commit c40891b282
5 changed files with 209 additions and 0 deletions
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45
novaclient/tests/v1_1/fakes.py
View File

@ -1996,3 +1996,48 @@ class FakeHTTPClient(base_client.HTTPClient):
return (200, {}, {'events': [
{'name': 'network-changed',
'server_uuid': '1234'}]})
#
# Server Groups
#
def get_os_server_groups(self, *kw):
return (200, {},
{"server_groups": [
{"members": [], "metadata": {},
"id": "2cbd51f4-fafe-4cdb-801b-cf913a6f288b",
"policies": [], "name": "ig1"},
{"members": [], "metadata": {},
"id": "4473bb03-4370-4bfb-80d3-dc8cffc47d94",
"policies": ["anti-affinity"], "name": "ig2"},
{"members": [], "metadata": {"key": "value"},
"id": "31ab9bdb-55e1-4ac3-b094-97eeb1b65cc4",
"policies": [], "name": "ig3"},
{"members": ["2dccb4a1-02b9-482a-aa23-5799490d6f5d"],
"metadata": {},
"id": "4890bb03-7070-45fb-8453-d34556c87d94",
"policies": ["anti-affinity"], "name": "ig2"}]})
def _return_server_group(self):
r = {'server_group':
self.get_os_server_groups()[2]['server_groups'][0]}
return (200, {}, r)
def post_os_server_groups(self, body, **kw):
return self._return_server_group()
def get_os_server_groups_2cbd51f4_fafe_4cdb_801b_cf913a6f288b(self,
**kw):
return self._return_server_group()
def put_os_server_groups_2cbd51f4_fafe_4cdb_801b_cf913a6f288b(self,
**kw):
return self._return_server_group()
def post_os_server_groups_2cbd51f4_fafe_4cdb_801b_cf913a6f288b_action(
self, body, **kw):
return self._return_server_group()
def delete_os_server_groups_2cbd51f4_fafe_4cdb_801b_cf913a6f288b(
self, **kw):
return (202, {}, None)

52
novaclient/tests/v1_1/test_server_groups.py Normal file
View File

@ -0,0 +1,52 @@
# Copyright (c) 2014 VMware, 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.
from novaclient.tests import utils
from novaclient.tests.v1_1 import fakes
from novaclient.v1_1 import server_groups
cs = fakes.FakeClient()
class ServerGroupsTest(utils.TestCase):
def test_list_server_groups(self):
result = cs.server_groups.list()
cs.assert_called('GET', '/os-server-groups')
for server_group in result:
self.assertTrue(isinstance(server_group,
server_groups.ServerGroup))
def test_create_server_group(self):
kwargs = {'name': 'ig1',
'policies': ['anti-affinity']}
server_group = cs.server_groups.create(**kwargs)
body = {'server_group': kwargs}
cs.assert_called('POST', '/os-server-groups', body)
self.assertTrue(isinstance(server_group,
server_groups.ServerGroup))
def test_get_server_group(self):
id = '2cbd51f4-fafe-4cdb-801b-cf913a6f288b'
server_group = cs.server_groups.get(id)
cs.assert_called('GET', '/os-server-groups/%s' % id)
self.assertTrue(isinstance(server_group,
server_groups.ServerGroup))
def test_delete_server_group(self):
id = '2cbd51f4-fafe-4cdb-801b-cf913a6f288b'
cs.server_groups.delete(id)
cs.assert_called('DELETE', '/os-server-groups/%s' % id)

2
novaclient/v1_1/client.py
View File

@ -37,6 +37,7 @@ from novaclient.v1_1 import quota_classes
from novaclient.v1_1 import quotas
from novaclient.v1_1 import security_group_rules
from novaclient.v1_1 import security_groups
from novaclient.v1_1 import server_groups
from novaclient.v1_1 import servers
from novaclient.v1_1 import services
from novaclient.v1_1 import usage
@ -116,6 +117,7 @@ class Client(object):
self.os_cache = os_cache or not no_cache
self.availability_zones = \
availability_zones.AvailabilityZoneManager(self)
self.server_groups = server_groups.ServerGroupsManager(self)
# Add in any extensions...
if extensions:

71
novaclient/v1_1/server_groups.py Normal file
View File

@ -0,0 +1,71 @@
# Copyright (c) 2014 VMware, 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.
"""
Server group interface.
"""
from novaclient import base
class ServerGroup(base.Resource):
"""
A server group.
"""
NAME_ATTR = 'server_group_name'
def __repr__(self):
return '<ServerGroup: %s>' % self.id
def delete(self):
self.manager.delete(self)
class ServerGroupsManager(base.ManagerWithFind):
"""
Manage :class:`ServerGroup` resources.
"""
resource_class = ServerGroup
def list(self):
"""Get a list of all server groups.
:rtype: list of :class:`ServerGroup`.
"""
return self._list('/os-server-groups', 'server_groups')
def get(self, id):
"""Get a specific server group.
:param id: The ID of the :class:`ServerGroup` to get.
:rtype: :class:`ServerGroup`
"""
return self._get('/os-server-groups/%s' % id,
'server_group')
def delete(self, id):
"""Delete a specific server group.
:param id: The ID of the :class:`ServerGroup` to delete.
"""
self._delete('/os-server-groups/%s' % id)
def create(self, **kwargs):
"""Create (allocate) a server group.
:rtype: list of :class:`ServerGroup`
"""
body = {'server_group': kwargs}
return self._create('/os-server-groups', body, 'server_group')

39
novaclient/v1_1/shell.py
View File

@ -3512,3 +3512,42 @@ def do_availability_zone_list(cs, _args):
_translate_availability_zone_keys(result)
utils.print_list(result, ['Name', 'Status'],
sortby_index=None)
def _print_server_group_details(server_group):
columns = ['Id', 'Name', 'Policies', 'Members', 'Metadata']
utils.print_list(server_group, columns)
def do_server_group_list(cs, args):
"""Print a list of all server groups."""
server_groups = cs.server_groups.list()
_print_server_group_details(server_groups)
@utils.arg('name', metavar='<name>', help='Server group name.')
@utils.arg('--policy', metavar='<policy>', action='append',
dest='policies', default=[], type=str,
help='Policies for the server groups')
def do_server_group_create(cs, args):
"""Create a new server group with the specified details."""
kwargs = {'name': args.name,
'policies': args.policies}
server_group = cs.server_groups.create(**kwargs)
_print_server_group_details([server_group])
@utils.arg('id', metavar='<id>',
help="Unique ID of the server group to delete")
def do_server_group_delete(cs, args):
"""Delete a specific server group."""
cs.server_groups.delete(args.id)
print("Instance group %s has been successfully deleted." % args.id)
@utils.arg('id', metavar='<id>',
help="Unique ID of the server group to get")
def do_server_group_get(cs, args):
"""Get a specific server group."""
server_group = cs.server_groups.get(args.id)
_print_server_group_details([server_group])