# Copyright 2012 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Copyright 2012 OpenStack Foundation
# Copyright 2012 Nebula, Inc.
# Copyright (c) 2012 X.commerce, a business unit of eBay Inc.
#
# 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 __future__ import absolute_import
import logging
from django.conf import settings
from django.utils.translation import pgettext_lazy
from django.utils.translation import ugettext_lazy as _
from cinderclient import exceptions as cinder_exception
from cinderclient.v2.contrib import list_extensions as cinder_list_extensions
from horizon import exceptions
from horizon.utils import functions as utils
from horizon.utils.memoized import memoized # noqa
from horizon.utils.memoized import memoized_with_request # noqa
from openstack_dashboard.api import base
from openstack_dashboard.api import nova
LOG = logging.getLogger(__name__)
# API static values
VOLUME_STATE_AVAILABLE = "available"
DEFAULT_QUOTA_NAME = 'default'
# Available consumer choices associated with QOS Specs
CONSUMER_CHOICES = (
('back-end', _('back-end')),
('front-end', _('front-end')),
('both', pgettext_lazy('Both of front-end and back-end', u'both')),
)
VERSIONS = base.APIVersionManager("volume", preferred_version=2)
try:
from cinderclient.v2 import client as cinder_client_v2
VERSIONS.load_supported_version(2, {"client": cinder_client_v2,
"version": 2})
except ImportError:
pass
[docs]class BaseCinderAPIResourceWrapper(base.APIResourceWrapper):
@property
[docs] def name(self):
# If a volume doesn't have a name, use its id.
return (getattr(self._apiresource, 'name', None) or
getattr(self._apiresource, 'display_name', None) or
getattr(self._apiresource, 'id', None))
@property
[docs] def description(self):
return (getattr(self._apiresource, 'description', None) or
getattr(self._apiresource, 'display_description', None))
[docs]class Volume(BaseCinderAPIResourceWrapper):
_attrs = ['id', 'name', 'description', 'size', 'status', 'created_at',
'volume_type', 'availability_zone', 'imageRef', 'bootable',
'snapshot_id', 'source_volid', 'attachments', 'tenant_name',
'consistencygroup_id', 'os-vol-host-attr:host',
'os-vol-tenant-attr:tenant_id', 'metadata',
'volume_image_metadata', 'encrypted', 'transfer']
@property
[docs] def is_bootable(self):
return self.bootable == 'true'
[docs]class VolumeSnapshot(BaseCinderAPIResourceWrapper):
_attrs = ['id', 'name', 'description', 'size', 'status',
'created_at', 'volume_id',
'os-extended-snapshot-attributes:project_id',
'metadata']
[docs]class VolumeType(BaseCinderAPIResourceWrapper):
_attrs = ['id', 'name', 'extra_specs', 'created_at', 'encryption',
'associated_qos_spec', 'description',
'os-extended-snapshot-attributes:project_id']
[docs]class VolumeConsistencyGroup(BaseCinderAPIResourceWrapper):
_attrs = ['id', 'name', 'description', 'status', 'availability_zone',
'created_at', 'volume_types']
[docs]class VolumeCGSnapshot(BaseCinderAPIResourceWrapper):
_attrs = ['id', 'name', 'description', 'status',
'created_at', 'consistencygroup_id']
[docs]class VolumeBackup(BaseCinderAPIResourceWrapper):
_attrs = ['id', 'name', 'description', 'container', 'size', 'status',
'created_at', 'volume_id', 'availability_zone']
_volume = None
@property
def volume(self):
return self._volume
@volume.setter
[docs] def volume(self, value):
self._volume = value
[docs]class QosSpecs(BaseCinderAPIResourceWrapper):
_attrs = ['id', 'name', 'consumer', 'specs']
[docs]class QosSpec(object):
def __init__(self, id, key, val):
self.id = id
self.key = key
self.value = val
[docs]class VolumeTransfer(base.APIResourceWrapper):
_attrs = ['id', 'name', 'created_at', 'volume_id', 'auth_key']
[docs]class VolumePool(base.APIResourceWrapper):
_attrs = ['name', 'pool_name', 'total_capacity_gb', 'free_capacity_gb',
'allocated_capacity_gb', 'QoS_support', 'reserved_percentage',
'volume_backend_name', 'vendor_name', 'driver_version',
'storage_protocol', 'extra_specs']
[docs]def get_auth_params_from_request(request):
api_version = VERSIONS.get_active_version()
cinder_url = ""
auth_url = base.url_for(request, 'identity')
try:
# The cinder client assumes that the v2 endpoint type will be
# 'volumev2'.
if api_version['version'] == 2:
try:
cinder_url = base.url_for(request, 'volumev2')
except exceptions.ServiceCatalogException:
LOG.warning("Cinder v2 requested but no 'volumev2' service "
"type available in Keystone catalog.")
except exceptions.ServiceCatalogException:
LOG.debug('no volume service configured.')
raise
return(
request.user.username,
request.user.token.id,
request.user.tenant_id,
cinder_url,
auth_url,
)
@memoized_with_request(get_auth_params_from_request)
[docs]def cinderclient(request_auth_params):
api_version = VERSIONS.get_active_version()
insecure = getattr(settings, 'OPENSTACK_SSL_NO_VERIFY', False)
cacert = getattr(settings, 'OPENSTACK_SSL_CACERT', None)
username, token_id, tenant_id, cinder_url, auth_url =\
request_auth_params
c = api_version['client'].Client(username,
token_id,
project_id=tenant_id,
auth_url=auth_url,
insecure=insecure,
cacert=cacert,
http_log_debug=settings.DEBUG)
c.client.auth_token = token_id
c.client.management_url = cinder_url
return c
def _replace_v2_parameters(data):
if VERSIONS.active < 2:
data['display_name'] = data['name']
data['display_description'] = data['description']
del data['name']
del data['description']
return data
[docs]def version_get():
api_version = VERSIONS.get_active_version()
return api_version['version']
[docs]def volume_list(request, search_opts=None, marker=None, sort_dir="desc"):
volumes, _, __ = volume_list_paged(
request, search_opts=search_opts, marker=marker, paginate=False,
sort_dir=sort_dir)
return volumes
[docs]def volume_list_paged(request, search_opts=None, marker=None, paginate=False,
sort_dir="desc"):
"""To see all volumes in the cloud as an admin you can pass in a special
search option: {'all_tenants': 1}
"""
has_more_data = False
has_prev_data = False
volumes = []
c_client = cinderclient(request)
if c_client is None:
return volumes, has_more_data, has_prev_data
# build a dictionary of volume_id -> transfer
transfers = {t.volume_id: t
for t in transfer_list(request, search_opts=search_opts)}
if VERSIONS.active > 1 and paginate:
page_size = utils.get_page_size(request)
# sort_key and sort_dir deprecated in kilo, use sort
# if pagination is true, we use a single sort parameter
# by default, it is "created_at"
sort = 'created_at:' + sort_dir
for v in c_client.volumes.list(search_opts=search_opts,
limit=page_size + 1,
marker=marker,
sort=sort):
v.transfer = transfers.get(v.id)
volumes.append(Volume(v))
volumes, has_more_data, has_prev_data = update_pagination(
volumes, page_size, marker, sort_dir)
else:
for v in c_client.volumes.list(search_opts=search_opts):
v.transfer = transfers.get(v.id)
volumes.append(Volume(v))
return volumes, has_more_data, has_prev_data
[docs]def volume_get(request, volume_id):
volume_data = cinderclient(request).volumes.get(volume_id)
for attachment in volume_data.attachments:
if "server_id" in attachment:
instance = nova.server_get(request, attachment['server_id'])
attachment['instance_name'] = instance.name
else:
# Nova volume can occasionally send back error'd attachments
# the lack a server_id property; to work around that we'll
# give the attached instance a generic name.
attachment['instance_name'] = _("Unknown instance")
volume_data.transfer = None
if volume_data.status == 'awaiting-transfer':
for transfer in transfer_list(request):
if transfer.volume_id == volume_id:
volume_data.transfer = transfer
break
return Volume(volume_data)
[docs]def volume_create(request, size, name, description, volume_type,
snapshot_id=None, metadata=None, image_id=None,
availability_zone=None, source_volid=None):
data = {'name': name,
'description': description,
'volume_type': volume_type,
'snapshot_id': snapshot_id,
'metadata': metadata,
'imageRef': image_id,
'availability_zone': availability_zone,
'source_volid': source_volid}
data = _replace_v2_parameters(data)
volume = cinderclient(request).volumes.create(size, **data)
return Volume(volume)
[docs]def volume_extend(request, volume_id, new_size):
return cinderclient(request).volumes.extend(volume_id, new_size)
[docs]def volume_delete(request, volume_id):
return cinderclient(request).volumes.delete(volume_id)
[docs]def volume_retype(request, volume_id, new_type, migration_policy):
return cinderclient(request).volumes.retype(volume_id,
new_type,
migration_policy)
[docs]def volume_set_bootable(request, volume_id, bootable):
return cinderclient(request).volumes.set_bootable(volume_id,
bootable)
[docs]def volume_update(request, volume_id, name, description):
vol_data = {'name': name,
'description': description}
vol_data = _replace_v2_parameters(vol_data)
return cinderclient(request).volumes.update(volume_id,
**vol_data)
[docs]def volume_reset_state(request, volume_id, state):
return cinderclient(request).volumes.reset_state(volume_id, state)
[docs]def volume_upload_to_image(request, volume_id, force, image_name,
container_format, disk_format):
return cinderclient(request).volumes.upload_to_image(volume_id,
force,
image_name,
container_format,
disk_format)
[docs]def volume_migrate(request, volume_id, host, force_host_copy=False,
lock_volume=False):
return cinderclient(request).volumes.migrate_volume(volume_id,
host,
force_host_copy,
lock_volume)
[docs]def volume_snapshot_get(request, snapshot_id):
snapshot = cinderclient(request).volume_snapshots.get(snapshot_id)
return VolumeSnapshot(snapshot)
[docs]def volume_snapshot_list(request, search_opts=None):
snapshots, _, __ = volume_snapshot_list_paged(request,
search_opts=search_opts,
paginate=False)
return snapshots
[docs]def volume_snapshot_list_paged(request, search_opts=None, marker=None,
paginate=False, sort_dir="desc"):
has_more_data = False
has_prev_data = False
snapshots = []
c_client = cinderclient(request)
if c_client is None:
return snapshots, has_more_data, has_more_data
if VERSIONS.active > 1 and paginate:
page_size = utils.get_page_size(request)
# sort_key and sort_dir deprecated in kilo, use sort
# if pagination is true, we use a single sort parameter
# by default, it is "created_at"
sort = 'created_at:' + sort_dir
for s in c_client.volume_snapshots.list(search_opts=search_opts,
limit=page_size + 1,
marker=marker,
sort=sort):
snapshots.append(VolumeSnapshot(s))
snapshots, has_more_data, has_prev_data = update_pagination(
snapshots, page_size, marker, sort_dir)
else:
for s in c_client.volume_snapshots.list(search_opts=search_opts):
snapshots.append(VolumeSnapshot(s))
return snapshots, has_more_data, has_prev_data
[docs]def volume_snapshot_create(request, volume_id, name,
description=None, force=False):
data = {'name': name,
'description': description,
'force': force}
data = _replace_v2_parameters(data)
return VolumeSnapshot(cinderclient(request).volume_snapshots.create(
volume_id, **data))
[docs]def volume_snapshot_delete(request, snapshot_id):
return cinderclient(request).volume_snapshots.delete(snapshot_id)
[docs]def volume_snapshot_update(request, snapshot_id, name, description):
snapshot_data = {'name': name,
'description': description}
snapshot_data = _replace_v2_parameters(snapshot_data)
return cinderclient(request).volume_snapshots.update(snapshot_id,
**snapshot_data)
[docs]def volume_snapshot_reset_state(request, snapshot_id, state):
return cinderclient(request).volume_snapshots.reset_state(
snapshot_id, state)
[docs]def volume_cgroup_get(request, cgroup_id):
cgroup = cinderclient(request).consistencygroups.get(cgroup_id)
return VolumeConsistencyGroup(cgroup)
[docs]def volume_cgroup_get_with_vol_type_names(request, cgroup_id):
cgroup = volume_cgroup_get(request, cgroup_id)
vol_types = volume_type_list(request)
cgroup.volume_type_names = []
for vol_type_id in cgroup.volume_types:
for vol_type in vol_types:
if vol_type.id == vol_type_id:
cgroup.volume_type_names.append(vol_type.name)
break
return cgroup
[docs]def volume_cgroup_list(request, search_opts=None):
c_client = cinderclient(request)
if c_client is None:
return []
return [VolumeConsistencyGroup(s) for s in c_client.consistencygroups.list(
search_opts=search_opts)]
[docs]def volume_cgroup_list_with_vol_type_names(request, search_opts=None):
cgroups = volume_cgroup_list(request, search_opts)
vol_types = volume_type_list(request)
for cgroup in cgroups:
cgroup.volume_type_names = []
for vol_type_id in cgroup.volume_types:
for vol_type in vol_types:
if vol_type.id == vol_type_id:
cgroup.volume_type_names.append(vol_type.name)
break
return cgroups
[docs]def volume_cgroup_create(request, volume_types, name,
description=None, availability_zone=None):
data = {'name': name,
'description': description,
'availability_zone': availability_zone}
cgroup = cinderclient(request).consistencygroups.create(volume_types,
**data)
return VolumeConsistencyGroup(cgroup)
[docs]def volume_cgroup_create_from_source(request, name, cg_snapshot_id=None,
source_cgroup_id=None,
description=None,
user_id=None, project_id=None):
return VolumeConsistencyGroup(
cinderclient(request).consistencygroups.create_from_src(
cg_snapshot_id,
source_cgroup_id,
name,
description,
user_id,
project_id))
[docs]def volume_cgroup_delete(request, cgroup_id, force=False):
return cinderclient(request).consistencygroups.delete(cgroup_id, force)
[docs]def volume_cgroup_update(request, cgroup_id, name=None, description=None,
add_vols=None, remove_vols=None):
cgroup_data = {}
if name:
cgroup_data['name'] = name
if description:
cgroup_data['description'] = description
if add_vols:
cgroup_data['add_volumes'] = add_vols
if remove_vols:
cgroup_data['remove_volumes'] = remove_vols
return cinderclient(request).consistencygroups.update(cgroup_id,
**cgroup_data)
[docs]def volume_cg_snapshot_create(request, cgroup_id, name,
description=None):
return VolumeCGSnapshot(
cinderclient(request).cgsnapshots.create(
cgroup_id,
name,
description))
[docs]def volume_cg_snapshot_get(request, cg_snapshot_id):
cgsnapshot = cinderclient(request).cgsnapshots.get(cg_snapshot_id)
return VolumeCGSnapshot(cgsnapshot)
[docs]def volume_cg_snapshot_list(request, search_opts=None):
c_client = cinderclient(request)
if c_client is None:
return []
return [VolumeCGSnapshot(s) for s in c_client.cgsnapshots.list(
search_opts=search_opts)]
[docs]def volume_cg_snapshot_delete(request, cg_snapshot_id):
return cinderclient(request).cgsnapshots.delete(cg_snapshot_id)
@memoized
[docs]def volume_backup_supported(request):
"""This method will determine if cinder supports backup.
"""
# TODO(lcheng) Cinder does not expose the information if cinder
# backup is configured yet. This is a workaround until that
# capability is available.
# https://bugs.launchpad.net/cinder/+bug/1334856
cinder_config = getattr(settings, 'OPENSTACK_CINDER_FEATURES', {})
return cinder_config.get('enable_backup', False)
[docs]def volume_backup_get(request, backup_id):
backup = cinderclient(request).backups.get(backup_id)
return VolumeBackup(backup)
[docs]def volume_backup_list(request):
backups, _, __ = volume_backup_list_paged(request, paginate=False)
return backups
[docs]def volume_backup_list_paged(request, marker=None, paginate=False,
sort_dir="desc"):
has_more_data = False
has_prev_data = False
backups = []
c_client = cinderclient(request)
if c_client is None:
return backups, has_more_data, has_prev_data
if VERSIONS.active > 1 and paginate:
page_size = utils.get_page_size(request)
# sort_key and sort_dir deprecated in kilo, use sort
# if pagination is true, we use a single sort parameter
# by default, it is "created_at"
sort = 'created_at:' + sort_dir
for b in c_client.backups.list(limit=page_size + 1,
marker=marker,
sort=sort):
backups.append(VolumeBackup(b))
backups, has_more_data, has_prev_data = update_pagination(
backups, page_size, marker, sort_dir)
else:
for b in c_client.backups.list():
backups.append(VolumeBackup(b))
return backups, has_more_data, has_prev_data
[docs]def volume_backup_create(request,
volume_id,
container_name,
name,
description):
backup = cinderclient(request).backups.create(
volume_id,
container=container_name,
name=name,
description=description)
return VolumeBackup(backup)
[docs]def volume_backup_delete(request, backup_id):
return cinderclient(request).backups.delete(backup_id)
[docs]def volume_backup_restore(request, backup_id, volume_id):
return cinderclient(request).restores.restore(backup_id=backup_id,
volume_id=volume_id)
[docs]def volume_manage(request,
host,
identifier,
id_type,
name,
description,
volume_type,
availability_zone,
metadata,
bootable):
source = {id_type: identifier}
return cinderclient(request).volumes.manage(
host=host,
ref=source,
name=name,
description=description,
volume_type=volume_type,
availability_zone=availability_zone,
metadata=metadata,
bootable=bootable)
[docs]def volume_unmanage(request, volume_id):
return cinderclient(request).volumes.unmanage(volume=volume_id)
[docs]def tenant_quota_get(request, tenant_id):
c_client = cinderclient(request)
if c_client is None:
return base.QuotaSet()
return base.QuotaSet(c_client.quotas.get(tenant_id))
[docs]def tenant_quota_update(request, tenant_id, **kwargs):
return cinderclient(request).quotas.update(tenant_id, **kwargs)
[docs]def default_quota_get(request, tenant_id):
return base.QuotaSet(cinderclient(request).quotas.defaults(tenant_id))
[docs]def volume_type_list_with_qos_associations(request):
vol_types = volume_type_list(request)
vol_types_dict = {}
# initialize and build a dictionary for lookup access below
for vol_type in vol_types:
vol_type.associated_qos_spec = ""
vol_types_dict[vol_type.id] = vol_type
# get all currently defined qos specs
qos_specs = qos_spec_list(request)
for qos_spec in qos_specs:
# get all volume types this qos spec is associated with
assoc_vol_types = qos_spec_get_associations(request, qos_spec.id)
for assoc_vol_type in assoc_vol_types:
# update volume type to hold this association info
vol_type = vol_types_dict[assoc_vol_type.id]
vol_type.associated_qos_spec = qos_spec.name
return vol_types
[docs]def volume_type_get_with_qos_association(request, volume_type_id):
vol_type = volume_type_get(request, volume_type_id)
vol_type.associated_qos_spec = ""
# get all currently defined qos specs
qos_specs = qos_spec_list(request)
for qos_spec in qos_specs:
# get all volume types this qos spec is associated with
assoc_vol_types = qos_spec_get_associations(request, qos_spec.id)
for assoc_vol_type in assoc_vol_types:
if vol_type.id == assoc_vol_type.id:
# update volume type to hold this association info
vol_type.associated_qos_spec = qos_spec.name
return vol_type
return vol_type
[docs]def default_quota_update(request, **kwargs):
cinderclient(request).quota_classes.update(DEFAULT_QUOTA_NAME, **kwargs)
[docs]def volume_type_list(request):
return cinderclient(request).volume_types.list()
[docs]def volume_type_create(request, name, description=None, is_public=True):
return cinderclient(request).volume_types.create(name, description,
is_public)
[docs]def volume_type_update(request, volume_type_id, name=None, description=None,
is_public=None):
return cinderclient(request).volume_types.update(volume_type_id,
name,
description,
is_public)
@memoized
[docs]def volume_type_default(request):
return cinderclient(request).volume_types.default()
[docs]def volume_type_delete(request, volume_type_id):
try:
return cinderclient(request).volume_types.delete(volume_type_id)
except cinder_exception.BadRequest:
raise exceptions.BadRequest(_(
"This volume type is used by one or more volumes."))
[docs]def volume_type_get(request, volume_type_id):
return cinderclient(request).volume_types.get(volume_type_id)
[docs]def volume_encryption_type_create(request, volume_type_id, data):
return cinderclient(request).volume_encryption_types.create(volume_type_id,
specs=data)
[docs]def volume_encryption_type_delete(request, volume_type_id):
return cinderclient(request).volume_encryption_types.delete(volume_type_id)
[docs]def volume_encryption_type_get(request, volume_type_id):
return cinderclient(request).volume_encryption_types.get(volume_type_id)
[docs]def volume_encryption_type_list(request):
return cinderclient(request).volume_encryption_types.list()
[docs]def volume_encryption_type_update(request, volume_type_id, data):
return cinderclient(request).volume_encryption_types.update(volume_type_id,
specs=data)
[docs]def qos_spec_list(request):
return cinderclient(request).qos_specs.list()
[docs]def qos_spec_get(request, qos_spec_id):
return cinderclient(request).qos_specs.get(qos_spec_id)
[docs]def qos_spec_delete(request, qos_spec_id):
return cinderclient(request).qos_specs.delete(qos_spec_id, force=True)
[docs]def qos_spec_create(request, name, specs):
return cinderclient(request).qos_specs.create(name, specs)
[docs]def qos_spec_get_keys(request, qos_spec_id, raw=False):
spec = qos_spec_get(request, qos_spec_id)
qos_specs = spec.specs
if raw:
return spec
return [QosSpec(qos_spec_id, key, value) for
key, value in qos_specs.items()]
[docs]def qos_spec_set_keys(request, qos_spec_id, specs):
return cinderclient(request).qos_specs.set_keys(qos_spec_id, specs)
[docs]def qos_spec_unset_keys(request, qos_spec_id, specs):
return cinderclient(request).qos_specs.unset_keys(qos_spec_id, specs)
[docs]def qos_spec_associate(request, qos_specs, vol_type_id):
return cinderclient(request).qos_specs.associate(qos_specs, vol_type_id)
[docs]def qos_spec_disassociate(request, qos_specs, vol_type_id):
return cinderclient(request).qos_specs.disassociate(qos_specs, vol_type_id)
[docs]def qos_spec_get_associations(request, qos_spec_id):
return cinderclient(request).qos_specs.get_associations(qos_spec_id)
[docs]def qos_specs_list(request):
return [QosSpecs(s) for s in qos_spec_list(request)]
@memoized
[docs]def tenant_absolute_limits(request):
limits = cinderclient(request).limits.get().absolute
limits_dict = {}
for limit in limits:
if limit.value < 0:
# In some cases, the absolute limits data in Cinder can get
# out of sync causing the total.*Used limits to return
# negative values instead of 0. For such cases, replace
# negative values with 0.
if limit.name.startswith('total') and limit.name.endswith('Used'):
limits_dict[limit.name] = 0
else:
# -1 is used to represent unlimited quotas
limits_dict[limit.name] = float("inf")
else:
limits_dict[limit.name] = limit.value
return limits_dict
[docs]def service_list(request):
return cinderclient(request).services.list()
[docs]def availability_zone_list(request, detailed=False):
return cinderclient(request).availability_zones.list(detailed=detailed)
@memoized_with_request(cinderclient)
[docs]def list_extensions(cinder_api):
return tuple(cinder_list_extensions.ListExtManager(cinder_api).show_all())
@memoized_with_request(list_extensions)
[docs]def extension_supported(extensions, extension_name):
"""This method will determine if Cinder supports a given extension name.
"""
for extension in extensions:
if extension.name == extension_name:
return True
return False
[docs]def transfer_list(request, detailed=True, search_opts=None):
"""To see all volumes transfers as an admin pass in a special
search option: {'all_tenants': 1}
"""
c_client = cinderclient(request)
try:
return [VolumeTransfer(v) for v in c_client.transfers.list(
detailed=detailed, search_opts=search_opts)]
except cinder_exception.Forbidden as error:
LOG.error(error)
return []
[docs]def transfer_get(request, transfer_id):
transfer_data = cinderclient(request).transfers.get(transfer_id)
return VolumeTransfer(transfer_data)
[docs]def transfer_create(request, transfer_id, name):
volume = cinderclient(request).transfers.create(transfer_id, name)
return VolumeTransfer(volume)
[docs]def transfer_accept(request, transfer_id, auth_key):
return cinderclient(request).transfers.accept(transfer_id, auth_key)
[docs]def transfer_delete(request, transfer_id):
return cinderclient(request).transfers.delete(transfer_id)
[docs]def pool_list(request, detailed=False):
c_client = cinderclient(request)
if c_client is None:
return []
return [VolumePool(v) for v in c_client.pools.list(
detailed=detailed)]
[docs]def is_volume_service_enabled(request):
return bool(
base.is_service_enabled(request, 'volume') or
base.is_service_enabled(request, 'volumev2')
)