2012-03-15 11:18:43 -05:00

102 lines
3.2 KiB
Python

# Copyright (c) 2011 OpenStack, LLC.
# 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 import base
from reddwarfclient.common import check_for_exceptions
from reddwarfclient.instances import Instance
class RootHistory(base.Resource):
def __repr__(self):
return ("<Root History: Instance %s enabled at %s by %s>"
% (self.id, self.root_enabled_at, self.root_enabled_by))
class Management(base.ManagerWithFind):
"""
Manage :class:`Instances` resources.
"""
resource_class = Instance
def _list(self, url, response_key):
resp, body = self.api.client.get(url)
if not body:
raise Exception("Call to " + url + " did not return a body.")
return self.resource_class(self, body[response_key])
def show(self, instance):
"""
Get details of one instance.
:rtype: :class:`Instance`.
"""
return self._list("/mgmt/instances/%s" % base.getid(instance),
'instance')
def index(self, deleted=None):
"""
Show an overview of all local instances.
Optionally, filter by deleted status.
:rtype: list of :class:`Instance`.
"""
form = ''
if deleted is not None:
if deleted:
form = "?deleted=true"
else:
form = "?deleted=false"
url = "/mgmt/instances%s" % form
resp, body = self.api.client.get(url)
if not body:
raise Exception("Call to " + url + " did not return a body.")
return [self.resource_class(self, instance) for instance in body['instances']]
def root_enabled_history(self, instance):
"""
Get root access history of one instance.
"""
url = "/mgmt/instances/%s/root" % base.getid(instance)
resp, body = self.api.client.get(url)
if not body:
raise Exception("Call to " + url + " did not return a body.")
return RootHistory(self, body['root_enabled_history'])
def _action(self, instance_id, body):
"""
Perform a server "action" -- reboot/rebuild/resize/etc.
"""
url = "/mgmt/instances/%s/action" % instance_id
resp, body = self.api.client.post(url, body=body)
check_for_exceptions(resp, body)
def reboot(self, instance_id):
"""
Reboot the underlying OS.
:param instance_id: The :class:`Instance` (or its ID) to share onto.
"""
body = {'reboot': {}}
self._action(instance_id, body)
def update(self, instance_id):
"""
Update the guest agent via apt-get.
"""
body = {'update': {}}
self._action(instance_id, body)