a5907fa6d5
Forgot this was a replication v1 command. We need to keep
v1 support around in the client for users with a new client
and old service.
This reverts commit 9685009da2.
Change-Id: Ifad5ddb021d98b0fc973bc9ea478baccc60f912f
605 lines
23 KiB
Python
605 lines
23 KiB
Python
# Copyright (c) 2013 OpenStack Foundation
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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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"""Volume interface (v2 extension)."""
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from cinderclient import base
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from cinderclient.openstack.common.apiclient import base as common_base
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class Volume(base.Resource):
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"""A volume is an extra block level storage to the OpenStack instances."""
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def __repr__(self):
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return "<Volume: %s>" % self.id
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def delete(self, cascade=False):
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"""Delete this volume."""
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return self.manager.delete(self, cascade=cascade)
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def update(self, **kwargs):
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"""Update the name or description for this volume."""
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return self.manager.update(self, **kwargs)
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def attach(self, instance_uuid, mountpoint, mode='rw', host_name=None):
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"""Set attachment metadata.
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:param instance_uuid: uuid of the attaching instance.
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:param mountpoint: mountpoint on the attaching instance or host.
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:param mode: the access mode.
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:param host_name: name of the attaching host.
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"""
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return self.manager.attach(self, instance_uuid, mountpoint, mode,
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host_name)
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def detach(self):
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"""Clear attachment metadata."""
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return self.manager.detach(self)
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def reserve(self, volume):
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"""Reserve this volume."""
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return self.manager.reserve(self)
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def unreserve(self, volume):
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"""Unreserve this volume."""
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return self.manager.unreserve(self)
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def begin_detaching(self, volume):
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"""Begin detaching volume."""
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return self.manager.begin_detaching(self)
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def roll_detaching(self, volume):
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"""Roll detaching volume."""
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return self.manager.roll_detaching(self)
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def initialize_connection(self, volume, connector):
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"""Initialize a volume connection.
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:param connector: connector dict from nova.
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"""
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return self.manager.initialize_connection(self, connector)
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def terminate_connection(self, volume, connector):
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"""Terminate a volume connection.
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:param connector: connector dict from nova.
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"""
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return self.manager.terminate_connection(self, connector)
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def set_metadata(self, volume, metadata):
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"""Set or Append metadata to a volume.
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:param volume : The :class: `Volume` to set metadata on
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:param metadata: A dict of key/value pairs to set
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"""
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return self.manager.set_metadata(self, metadata)
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def set_image_metadata(self, volume, metadata):
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"""Set a volume's image metadata.
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:param volume : The :class: `Volume` to set metadata on
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:param metadata: A dict of key/value pairs to set
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"""
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return self.manager.set_image_metadata(self, volume, metadata)
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def delete_image_metadata(self, volume, keys):
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"""Delete specified keys from volume's image metadata.
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:param volume: The :class:`Volume`.
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:param keys: A list of keys to be removed.
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"""
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return self.manager.delete_image_metadata(self, volume, keys)
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def show_image_metadata(self, volume):
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"""Show a volume's image metadata.
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:param volume : The :class: `Volume` where the image metadata
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associated.
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"""
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return self.manager.show_image_metadata(self)
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def upload_to_image(self, force, image_name, container_format,
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disk_format):
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"""Upload a volume to image service as an image."""
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return self.manager.upload_to_image(self, force, image_name,
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container_format, disk_format)
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def force_delete(self):
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"""Delete the specified volume ignoring its current state.
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:param volume: The UUID of the volume to force-delete.
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"""
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return self.manager.force_delete(self)
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def reset_state(self, state, attach_status=None, migration_status=None):
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"""Update the volume with the provided state.
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:param state: The state of the volume to set.
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:param attach_status: The attach_status of the volume to be set,
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or None to keep the current status.
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:param migration_status: The migration_status of the volume to be set,
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or None to keep the current status.
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"""
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return self.manager.reset_state(self, state, attach_status,
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migration_status)
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def extend(self, volume, new_size):
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"""Extend the size of the specified volume.
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:param volume: The UUID of the volume to extend
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:param new_size: The desired size to extend volume to.
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"""
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return self.manager.extend(self, new_size)
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def migrate_volume(self, host, force_host_copy, lock_volume):
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"""Migrate the volume to a new host."""
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return self.manager.migrate_volume(self, host, force_host_copy,
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lock_volume)
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def retype(self, volume_type, policy):
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"""Change a volume's type."""
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return self.manager.retype(self, volume_type, policy)
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def update_all_metadata(self, metadata):
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"""Update all metadata of this volume."""
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return self.manager.update_all_metadata(self, metadata)
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def update_readonly_flag(self, volume, read_only):
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"""Update the read-only access mode flag of the specified volume.
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:param volume: The UUID of the volume to update.
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:param read_only: The value to indicate whether to update volume to
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read-only access mode.
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"""
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return self.manager.update_readonly_flag(self, read_only)
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def manage(self, host, ref, name=None, description=None,
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volume_type=None, availability_zone=None, metadata=None,
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bootable=False):
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"""Manage an existing volume."""
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return self.manager.manage(host=host, ref=ref, name=name,
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description=description,
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volume_type=volume_type,
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availability_zone=availability_zone,
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metadata=metadata, bootable=bootable)
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def unmanage(self, volume):
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"""Unmanage a volume."""
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return self.manager.unmanage(volume)
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def promote(self, volume):
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"""Promote secondary to be primary in relationship."""
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return self.manager.promote(volume)
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def reenable(self, volume):
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"""Sync the secondary volume with primary for a relationship."""
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return self.manager.reenable(volume)
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def get_pools(self, detail):
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"""Show pool information for backends."""
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return self.manager.get_pools(detail)
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class VolumeManager(base.ManagerWithFind):
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"""Manage :class:`Volume` resources."""
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resource_class = Volume
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def create(self, size, consistencygroup_id=None, snapshot_id=None,
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source_volid=None, name=None, description=None,
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volume_type=None, user_id=None,
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project_id=None, availability_zone=None,
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metadata=None, imageRef=None, scheduler_hints=None,
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source_replica=None, multiattach=False):
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"""Create a volume.
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:param size: Size of volume in GB
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:param consistencygroup_id: ID of the consistencygroup
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:param snapshot_id: ID of the snapshot
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:param name: Name of the volume
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:param description: Description of the volume
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:param volume_type: Type of volume
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:param user_id: User id derived from context
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:param project_id: Project id derived from context
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:param availability_zone: Availability Zone to use
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:param metadata: Optional metadata to set on volume creation
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:param imageRef: reference to an image stored in glance
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:param source_volid: ID of source volume to clone from
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:param source_replica: ID of source volume to clone replica
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:param scheduler_hints: (optional extension) arbitrary key-value pairs
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specified by the client to help boot an instance
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:param multiattach: Allow the volume to be attached to more than
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one instance
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:rtype: :class:`Volume`
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"""
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if metadata is None:
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volume_metadata = {}
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else:
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volume_metadata = metadata
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body = {'volume': {'size': size,
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'consistencygroup_id': consistencygroup_id,
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'snapshot_id': snapshot_id,
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'name': name,
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'description': description,
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'volume_type': volume_type,
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'user_id': user_id,
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'project_id': project_id,
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'availability_zone': availability_zone,
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'status': "creating",
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'attach_status': "detached",
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'metadata': volume_metadata,
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'imageRef': imageRef,
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'source_volid': source_volid,
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'source_replica': source_replica,
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'multiattach': multiattach,
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}}
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if scheduler_hints:
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body['OS-SCH-HNT:scheduler_hints'] = scheduler_hints
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return self._create('/volumes', body, 'volume')
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def get(self, volume_id):
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"""Get a volume.
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:param volume_id: The ID of the volume to get.
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:rtype: :class:`Volume`
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"""
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return self._get("/volumes/%s" % volume_id, "volume")
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def list(self, detailed=True, search_opts=None, marker=None, limit=None,
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sort_key=None, sort_dir=None, sort=None):
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"""Lists all volumes.
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:param detailed: Whether to return detailed volume info.
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:param search_opts: Search options to filter out volumes.
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:param marker: Begin returning volumes that appear later in the volume
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list than that represented by this volume id.
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:param limit: Maximum number of volumes to return.
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:param sort_key: Key to be sorted; deprecated in kilo
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:param sort_dir: Sort direction, should be 'desc' or 'asc'; deprecated
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in kilo
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:param sort: Sort information
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:rtype: list of :class:`Volume`
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"""
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resource_type = "volumes"
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url = self._build_list_url(resource_type, detailed=detailed,
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search_opts=search_opts, marker=marker,
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limit=limit, sort_key=sort_key,
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sort_dir=sort_dir, sort=sort)
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return self._list(url, resource_type, limit=limit)
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def delete(self, volume, cascade=False):
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"""Delete a volume.
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:param volume: The :class:`Volume` to delete.
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:param cascade: Also delete dependent snapshots.
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"""
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loc = "/volumes/%s" % base.getid(volume)
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if cascade:
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loc += '?cascade=True'
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return self._delete(loc)
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def update(self, volume, **kwargs):
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"""Update the name or description for a volume.
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:param volume: The :class:`Volume` to update.
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"""
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if not kwargs:
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return
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body = {"volume": kwargs}
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return self._update("/volumes/%s" % base.getid(volume), body)
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def _action(self, action, volume, info=None, **kwargs):
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"""Perform a volume "action."
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"""
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body = {action: info}
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self.run_hooks('modify_body_for_action', body, **kwargs)
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url = '/volumes/%s/action' % base.getid(volume)
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resp, body = self.api.client.post(url, body=body)
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return common_base.TupleWithMeta((resp, body), resp)
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def attach(self, volume, instance_uuid, mountpoint, mode='rw',
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host_name=None):
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"""Set attachment metadata.
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:param volume: The :class:`Volume` (or its ID)
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you would like to attach.
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:param instance_uuid: uuid of the attaching instance.
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:param mountpoint: mountpoint on the attaching instance or host.
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:param mode: the access mode.
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:param host_name: name of the attaching host.
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"""
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body = {'mountpoint': mountpoint, 'mode': mode}
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if instance_uuid is not None:
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body.update({'instance_uuid': instance_uuid})
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if host_name is not None:
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body.update({'host_name': host_name})
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return self._action('os-attach', volume, body)
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def detach(self, volume, attachment_uuid=None):
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"""Clear attachment metadata.
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:param volume: The :class:`Volume` (or its ID)
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you would like to detach.
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:param attachment_uuid: The uuid of the volume attachment.
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"""
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return self._action('os-detach', volume,
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{'attachment_id': attachment_uuid})
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def reserve(self, volume):
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"""Reserve this volume.
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:param volume: The :class:`Volume` (or its ID)
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you would like to reserve.
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"""
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return self._action('os-reserve', volume)
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def unreserve(self, volume):
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"""Unreserve this volume.
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:param volume: The :class:`Volume` (or its ID)
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you would like to unreserve.
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"""
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return self._action('os-unreserve', volume)
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def begin_detaching(self, volume):
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"""Begin detaching this volume.
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:param volume: The :class:`Volume` (or its ID)
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you would like to detach.
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"""
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return self._action('os-begin_detaching', volume)
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def roll_detaching(self, volume):
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"""Roll detaching this volume.
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:param volume: The :class:`Volume` (or its ID)
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you would like to roll detaching.
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"""
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return self._action('os-roll_detaching', volume)
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def initialize_connection(self, volume, connector):
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"""Initialize a volume connection.
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:param volume: The :class:`Volume` (or its ID).
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:param connector: connector dict from nova.
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"""
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resp, body = self._action('os-initialize_connection', volume,
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{'connector': connector})
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return common_base.DictWithMeta(body['connection_info'], resp)
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def terminate_connection(self, volume, connector):
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"""Terminate a volume connection.
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:param volume: The :class:`Volume` (or its ID).
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:param connector: connector dict from nova.
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"""
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return self._action('os-terminate_connection', volume,
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{'connector': connector})
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def set_metadata(self, volume, metadata):
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"""Update/Set a volumes metadata.
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:param volume: The :class:`Volume`.
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:param metadata: A list of keys to be set.
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"""
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body = {'metadata': metadata}
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return self._create("/volumes/%s/metadata" % base.getid(volume),
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body, "metadata")
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def delete_metadata(self, volume, keys):
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"""Delete specified keys from volumes metadata.
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:param volume: The :class:`Volume`.
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:param keys: A list of keys to be removed.
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"""
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response_list = []
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for k in keys:
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resp, body = self._delete("/volumes/%s/metadata/%s" %
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(base.getid(volume), k))
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response_list.append(resp)
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return common_base.ListWithMeta([], response_list)
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def set_image_metadata(self, volume, metadata):
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"""Set a volume's image metadata.
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:param volume: The :class:`Volume`.
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:param metadata: keys and the values to be set with.
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:type metadata: dict
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"""
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return self._action("os-set_image_metadata", volume,
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{'metadata': metadata})
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def delete_image_metadata(self, volume, keys):
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"""Delete specified keys from volume's image metadata.
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:param volume: The :class:`Volume`.
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:param keys: A list of keys to be removed.
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"""
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response_list = []
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for key in keys:
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resp, body = self._action("os-unset_image_metadata", volume,
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{'key': key})
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response_list.append(resp)
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return common_base.ListWithMeta([], response_list)
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def show_image_metadata(self, volume):
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"""Show a volume's image metadata.
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:param volume : The :class: `Volume` where the image metadata
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associated.
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"""
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return self._action("os-show_image_metadata", volume)
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def upload_to_image(self, volume, force, image_name, container_format,
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disk_format):
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"""Upload volume to image service as image.
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:param volume: The :class:`Volume` to upload.
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"""
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return self._action('os-volume_upload_image',
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volume,
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{'force': force,
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'image_name': image_name,
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'container_format': container_format,
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'disk_format': disk_format})
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def force_delete(self, volume):
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"""Delete the specified volume ignoring its current state.
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:param volume: The :class:`Volume` to force-delete.
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"""
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return self._action('os-force_delete', base.getid(volume))
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def reset_state(self, volume, state, attach_status=None,
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migration_status=None):
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"""Update the provided volume with the provided state.
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:param volume: The :class:`Volume` to set the state.
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:param state: The state of the volume to be set.
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:param attach_status: The attach_status of the volume to be set,
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or None to keep the current status.
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:param migration_status: The migration_status of the volume to be set,
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or None to keep the current status.
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"""
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body = {'status': state}
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if attach_status:
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body.update({'attach_status': attach_status})
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if migration_status:
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body.update({'migration_status': migration_status})
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return self._action('os-reset_status', volume, body)
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def extend(self, volume, new_size):
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"""Extend the size of the specified volume.
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:param volume: The UUID of the volume to extend.
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:param new_size: The requested size to extend volume to.
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"""
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return self._action('os-extend',
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base.getid(volume),
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{'new_size': new_size})
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def get_encryption_metadata(self, volume_id):
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"""
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Retrieve the encryption metadata from the desired volume.
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:param volume_id: the id of the volume to query
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:return: a dictionary of volume encryption metadata
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"""
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metadata = self._get("/volumes/%s/encryption" % volume_id)
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return common_base.DictWithMeta(metadata._info, metadata.request_ids)
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def migrate_volume(self, volume, host, force_host_copy, lock_volume):
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"""Migrate volume to new host.
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:param volume: The :class:`Volume` to migrate
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:param host: The destination host
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:param force_host_copy: Skip driver optimizations
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:param lock_volume: Lock the volume and guarantee the migration
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to finish
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"""
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return self._action('os-migrate_volume',
|
|
volume,
|
|
{'host': host, 'force_host_copy': force_host_copy,
|
|
'lock_volume': lock_volume})
|
|
|
|
def migrate_volume_completion(self, old_volume, new_volume, error):
|
|
"""Complete the migration from the old volume to the temp new one.
|
|
|
|
:param old_volume: The original :class:`Volume` in the migration
|
|
:param new_volume: The new temporary :class:`Volume` in the migration
|
|
:param error: Inform of an error to cause migration cleanup
|
|
"""
|
|
new_volume_id = base.getid(new_volume)
|
|
resp, body = self._action('os-migrate_volume_completion', old_volume,
|
|
{'new_volume': new_volume_id,
|
|
'error': error})
|
|
return common_base.DictWithMeta(body, resp)
|
|
|
|
def update_all_metadata(self, volume, metadata):
|
|
"""Update all metadata of a volume.
|
|
|
|
:param volume: The :class:`Volume`.
|
|
:param metadata: A list of keys to be updated.
|
|
"""
|
|
body = {'metadata': metadata}
|
|
return self._update("/volumes/%s/metadata" % base.getid(volume),
|
|
body)
|
|
|
|
def update_readonly_flag(self, volume, flag):
|
|
return self._action('os-update_readonly_flag',
|
|
base.getid(volume),
|
|
{'readonly': flag})
|
|
|
|
def retype(self, volume, volume_type, policy):
|
|
"""Change a volume's type.
|
|
|
|
:param volume: The :class:`Volume` to retype
|
|
:param volume_type: New volume type
|
|
:param policy: Policy for migration during the retype
|
|
"""
|
|
return self._action('os-retype',
|
|
volume,
|
|
{'new_type': volume_type,
|
|
'migration_policy': policy})
|
|
|
|
def set_bootable(self, volume, flag):
|
|
return self._action('os-set_bootable',
|
|
base.getid(volume),
|
|
{'bootable': flag})
|
|
|
|
def manage(self, host, ref, name=None, description=None,
|
|
volume_type=None, availability_zone=None, metadata=None,
|
|
bootable=False):
|
|
"""Manage an existing volume."""
|
|
body = {'volume': {'host': host,
|
|
'ref': ref,
|
|
'name': name,
|
|
'description': description,
|
|
'volume_type': volume_type,
|
|
'availability_zone': availability_zone,
|
|
'metadata': metadata,
|
|
'bootable': bootable
|
|
}}
|
|
return self._create('/os-volume-manage', body, 'volume')
|
|
|
|
def unmanage(self, volume):
|
|
"""Unmanage a volume."""
|
|
return self._action('os-unmanage', volume, None)
|
|
|
|
def promote(self, volume):
|
|
"""Promote secondary to be primary in relationship."""
|
|
return self._action('os-promote-replica', volume, None)
|
|
|
|
def reenable(self, volume):
|
|
"""Sync the secondary volume with primary for a relationship."""
|
|
return self._action('os-reenable-replica', volume, None)
|
|
|
|
def get_pools(self, detail):
|
|
"""Show pool information for backends."""
|
|
query_string = ""
|
|
if detail:
|
|
query_string = "?detail=True"
|
|
|
|
return self._get('/scheduler-stats/get_pools%s' % query_string, None)
|