/usr/lib/python2.7/dist-packages/novaclient/v2/volumes.py is in python-novaclient 2:6.0.0-2.
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# 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.
"""
Volume interface (1.1 extension).
"""
from novaclient import base
class Volume(base.Resource):
"""
A volume is an extra block level storage to the OpenStack
instances.
"""
NAME_ATTR = 'display_name'
def __repr__(self):
return "<Volume: %s>" % self.id
class VolumeManager(base.Manager):
"""
Manage :class:`Volume` resources. This is really about volume attachments.
"""
resource_class = Volume
def create_server_volume(self, server_id, volume_id, device=None):
"""
Attach a volume identified by the volume ID to the given server ID
:param server_id: The ID of the server
:param volume_id: The ID of the volume to attach.
:param device: The device name (optional)
:rtype: :class:`Volume`
"""
body = {'volumeAttachment': {'volumeId': volume_id}}
if device is not None:
body['volumeAttachment']['device'] = device
return self._create("/servers/%s/os-volume_attachments" % server_id,
body, "volumeAttachment")
def update_server_volume(self, server_id, attachment_id, new_volume_id):
"""
Update the volume identified by the attachment ID, that is attached to
the given server ID
:param server_id: The ID of the server
:param attachment_id: The ID of the attachment
:param new_volume_id: The ID of the new volume to attach
:rtype: :class:`Volume`
"""
body = {'volumeAttachment': {'volumeId': new_volume_id}}
return self._update("/servers/%s/os-volume_attachments/%s" %
(server_id, attachment_id,),
body, "volumeAttachment")
def get_server_volume(self, server_id, attachment_id):
"""
Get the volume identified by the attachment ID, that is attached to
the given server ID
:param server_id: The ID of the server
:param attachment_id: The ID of the attachment
:rtype: :class:`Volume`
"""
return self._get("/servers/%s/os-volume_attachments/%s" % (server_id,
attachment_id,), "volumeAttachment")
def get_server_volumes(self, server_id):
"""
Get a list of all the attached volumes for the given server ID
:param server_id: The ID of the server
:rtype: list of :class:`Volume`
"""
return self._list("/servers/%s/os-volume_attachments" % server_id,
"volumeAttachments")
def delete_server_volume(self, server_id, attachment_id):
"""
Detach a volume identified by the attachment ID from the given server
:param server_id: The ID of the server
:param attachment_id: The ID of the attachment
:returns: An instance of novaclient.base.TupleWithMeta
"""
return self._delete("/servers/%s/os-volume_attachments/%s" %
(server_id, attachment_id,))
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