134 lines
4.2 KiB
Python
134 lines
4.2 KiB
Python
# Copyright (c) 2011 OpenStack, LLC.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from reddwarfclient import base
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import urlparse
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from reddwarfclient.common import check_for_exceptions
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from reddwarfclient.common import limit_url
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from reddwarfclient.common import Paginated
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from reddwarfclient.instances import Instance
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class RootHistory(base.Resource):
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def __repr__(self):
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return ("<Root History: Instance %s enabled at %s by %s>"
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% (self.id, self.created, self.user))
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class Management(base.ManagerWithFind):
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"""
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Manage :class:`Instances` resources.
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"""
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resource_class = Instance
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def _list(self, url, response_key, limit=None, marker=None):
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resp, body = self.api.client.get(limit_url(url, limit, marker))
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if not body:
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raise Exception("Call to " + url + " did not return a body.")
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links = body.get('links', [])
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next_links = [link['href'] for link in links if link['rel'] == 'next']
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next_marker = None
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for link in next_links:
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# Extract the marker from the url.
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parsed_url = urlparse.urlparse(link)
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query_dict = dict(urlparse.parse_qsl(parsed_url.query))
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next_marker = query_dict.get('marker', None)
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instances = body[response_key]
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instances = [self.resource_class(self, res) for res in instances]
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return Paginated(instances, next_marker=next_marker, links=links)
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def show(self, instance):
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"""
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Get details of one instance.
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:rtype: :class:`Instance`.
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"""
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return self._get("/mgmt/instances/%s" % base.getid(instance),
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'instance')
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def index(self, deleted=None, limit=None, marker=None):
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"""
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Show an overview of all local instances.
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Optionally, filter by deleted status.
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:rtype: list of :class:`Instance`.
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"""
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form = ''
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if deleted is not None:
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if deleted:
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form = "?deleted=true"
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else:
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form = "?deleted=false"
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url = "/mgmt/instances%s" % form
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return self._list(url, "instances", limit, marker)
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def root_enabled_history(self, instance):
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"""
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Get root access history of one instance.
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"""
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url = "/mgmt/instances/%s/root" % base.getid(instance)
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resp, body = self.api.client.get(url)
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if not body:
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raise Exception("Call to " + url + " did not return a body.")
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return RootHistory(self, body['root_history'])
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def _action(self, instance_id, body):
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"""
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Perform a server "action" -- reboot/rebuild/resize/etc.
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"""
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url = "/mgmt/instances/%s/action" % instance_id
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resp, body = self.api.client.post(url, body=body)
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check_for_exceptions(resp, body)
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def stop(self, instance_id):
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body = {'stop': {}}
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self._action(instance_id, body)
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def reboot(self, instance_id):
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"""
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Reboot the underlying OS.
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:param instance_id: The :class:`Instance` (or its ID) to share onto.
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"""
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body = {'reboot': {}}
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self._action(instance_id, body)
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def migrate(self, instance_id):
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"""
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Migrate the instance.
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:param instance_id: The :class:`Instance` (or its ID) to share onto.
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"""
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body = {'migrate': {}}
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self._action(instance_id, body)
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def update(self, instance_id):
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"""
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Update the guest agent via apt-get.
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"""
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body = {'update': {}}
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self._action(instance_id, body)
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def reset_task_status(self, instance_id):
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"""
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Set the task status to NONE.
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"""
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body = {'reset-task-status': {}}
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self._action(instance_id, body)
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