python-openstackclient/openstackclient/volume/v2/volume.py
Huanxuan Ao 9b51127ecc Support error handling for delete commands in volumev2
Some delete conmmands in volumev2 did not support
error handling, this patch add them and also add
the unit tests for bulk deletion

Change-Id: I56ade6f9c7396c78fb989547476c4d94ccd76eae
2016-07-14 17:49:26 +08:00

474 lines
15 KiB
Python

#
# 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 V2 Volume action implementations"""
import copy
import logging
from osc_lib.cli import parseractions
from osc_lib.command import command
from osc_lib import exceptions
from osc_lib import utils
import six
from openstackclient.i18n import _
from openstackclient.identity import common as identity_common
LOG = logging.getLogger(__name__)
class CreateVolume(command.ShowOne):
"""Create new volume"""
def get_parser(self, prog_name):
parser = super(CreateVolume, self).get_parser(prog_name)
parser.add_argument(
"name",
metavar="<name>",
help=_("Volume name"),
)
parser.add_argument(
"--size",
metavar="<size>",
type=int,
required=True,
help=_("Volume size in GB"),
)
parser.add_argument(
"--type",
metavar="<volume-type>",
help=_("Set the type of volume"),
)
parser.add_argument(
"--image",
metavar="<image>",
help=_("Use <image> as source of volume (name or ID)"),
)
parser.add_argument(
"--snapshot",
metavar="<snapshot>",
help=_("Use <snapshot> as source of volume (name or ID)"),
)
parser.add_argument(
"--source",
metavar="<volume>",
help=_("Volume to clone (name or ID)"),
)
parser.add_argument(
"--description",
metavar="<description>",
help=_("Volume description"),
)
parser.add_argument(
'--user',
metavar='<user>',
help=_('Specify an alternate user (name or ID)'),
)
parser.add_argument(
'--project',
metavar='<project>',
help=_('Specify an alternate project (name or ID)'),
)
parser.add_argument(
"--availability-zone",
metavar="<availability-zone>",
help=_("Create volume in <availability-zone>"),
)
parser.add_argument(
"--property",
metavar="<key=value>",
action=parseractions.KeyValueAction,
help=_("Set a property to this volume "
"(repeat option to set multiple properties)"),
)
return parser
def take_action(self, parsed_args):
identity_client = self.app.client_manager.identity
volume_client = self.app.client_manager.volume
image_client = self.app.client_manager.image
source_volume = None
if parsed_args.source:
source_volume = utils.find_resource(
volume_client.volumes,
parsed_args.source).id
image = None
if parsed_args.image:
image = utils.find_resource(
image_client.images,
parsed_args.image).id
snapshot = None
if parsed_args.snapshot:
snapshot = utils.find_resource(
volume_client.volume_snapshots,
parsed_args.snapshot).id
project = None
if parsed_args.project:
project = utils.find_resource(
identity_client.projects,
parsed_args.project).id
user = None
if parsed_args.user:
user = utils.find_resource(
identity_client.users,
parsed_args.user).id
volume = volume_client.volumes.create(
size=parsed_args.size,
snapshot_id=snapshot,
name=parsed_args.name,
description=parsed_args.description,
volume_type=parsed_args.type,
user_id=user,
project_id=project,
availability_zone=parsed_args.availability_zone,
metadata=parsed_args.property,
imageRef=image,
source_volid=source_volume
)
# Remove key links from being displayed
volume._info.update(
{
'properties': utils.format_dict(volume._info.pop('metadata')),
'type': volume._info.pop('volume_type')
}
)
volume._info.pop("links", None)
return zip(*sorted(six.iteritems(volume._info)))
class DeleteVolume(command.Command):
"""Delete volume(s)"""
def get_parser(self, prog_name):
parser = super(DeleteVolume, self).get_parser(prog_name)
parser.add_argument(
"volumes",
metavar="<volume>",
nargs="+",
help=_("Volume(s) to delete (name or ID)")
)
parser.add_argument(
"--force",
action="store_true",
default=False,
help=_("Attempt forced removal of volume(s), regardless of state "
"(defaults to False)")
)
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
result = 0
for i in parsed_args.volumes:
try:
volume_obj = utils.find_resource(
volume_client.volumes, i)
if parsed_args.force:
volume_client.volumes.force_delete(volume_obj.id)
else:
volume_client.volumes.delete(volume_obj.id)
except Exception as e:
result += 1
LOG.error(_("Failed to delete volume with "
"name or ID '%(volume)s': %(e)s")
% {'volume': i, 'e': e})
if result > 0:
total = len(parsed_args.volumes)
msg = (_("%(result)s of %(total)s volumes failed "
"to delete.") % {'result': result, 'total': total})
raise exceptions.CommandError(msg)
class ListVolume(command.Lister):
"""List volumes"""
def get_parser(self, prog_name):
parser = super(ListVolume, self).get_parser(prog_name)
parser.add_argument(
'--project',
metavar='<project>',
help=_('Filter results by project (name or ID) (admin only)')
)
identity_common.add_project_domain_option_to_parser(parser)
parser.add_argument(
'--user',
metavar='<user>',
help=_('Filter results by user (name or ID) (admin only)')
)
identity_common.add_user_domain_option_to_parser(parser)
parser.add_argument(
'--name',
metavar='<name>',
help=_('Filter results by volume name'),
)
parser.add_argument(
'--status',
metavar='<status>',
help=_('Filter results by status'),
)
parser.add_argument(
'--all-projects',
action='store_true',
default=False,
help=_('Include all projects (admin only)'),
)
parser.add_argument(
'--long',
action='store_true',
default=False,
help=_('List additional fields in output'),
)
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
compute_client = self.app.client_manager.compute
identity_client = self.app.client_manager.identity
def _format_attach(attachments):
"""Return a formatted string of a volume's attached instances
:param attachments: a volume.attachments field
:rtype: a string of formatted instances
"""
msg = ''
for attachment in attachments:
server = attachment['server_id']
if server in server_cache:
server = server_cache[server].name
device = attachment['device']
msg += 'Attached to %s on %s ' % (server, device)
return msg
if parsed_args.long:
columns = [
'ID',
'Name',
'Status',
'Size',
'Volume Type',
'Bootable',
'Attachments',
'Metadata',
]
column_headers = copy.deepcopy(columns)
column_headers[1] = 'Display Name'
column_headers[4] = 'Type'
column_headers[6] = 'Attached to'
column_headers[7] = 'Properties'
else:
columns = [
'ID',
'Name',
'Status',
'Size',
'Attachments',
]
column_headers = copy.deepcopy(columns)
column_headers[1] = 'Display Name'
column_headers[4] = 'Attached to'
# Cache the server list
server_cache = {}
try:
for s in compute_client.servers.list():
server_cache[s.id] = s
except Exception:
# Just forget it if there's any trouble
pass
project_id = None
if parsed_args.project:
project_id = identity_common.find_project(
identity_client,
parsed_args.project,
parsed_args.project_domain)
user_id = None
if parsed_args.user:
user_id = identity_common.find_user(identity_client,
parsed_args.user,
parsed_args.user_domain)
search_opts = {
'all_tenants': parsed_args.all_projects,
'project_id': project_id,
'user_id': user_id,
'display_name': parsed_args.name,
'status': parsed_args.status,
}
data = volume_client.volumes.list(search_opts=search_opts)
return (column_headers,
(utils.get_item_properties(
s, columns,
formatters={'Metadata': utils.format_dict,
'Attachments': _format_attach},
) for s in data))
class SetVolume(command.Command):
"""Set volume properties"""
def get_parser(self, prog_name):
parser = super(SetVolume, self).get_parser(prog_name)
parser.add_argument(
'volume',
metavar='<volume>',
help=_('Volume to modify (name or ID)'),
)
parser.add_argument(
'--name',
metavar='<name>',
help=_('New volume name'),
)
parser.add_argument(
'--size',
metavar='<size>',
type=int,
help=_('Extend volume size in GB'),
)
parser.add_argument(
'--description',
metavar='<description>',
help=_('New volume description'),
)
parser.add_argument(
'--property',
metavar='<key=value>',
action=parseractions.KeyValueAction,
help=_('Set a property on this volume '
'(repeat option to set multiple properties)'),
)
parser.add_argument(
'--image-property',
metavar='<key=value>',
action=parseractions.KeyValueAction,
help=_('Set an image property on this volume '
'(repeat option to set multiple image properties)'),
)
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
volume = utils.find_resource(volume_client.volumes, parsed_args.volume)
if parsed_args.size:
if volume.status != 'available':
LOG.error(_("Volume is in %s state, it must be available "
"before size can be extended"), volume.status)
return
if parsed_args.size <= volume.size:
LOG.error(_("New size must be greater than %s GB"),
volume.size)
return
volume_client.volumes.extend(volume.id, parsed_args.size)
if parsed_args.property:
volume_client.volumes.set_metadata(volume.id, parsed_args.property)
if parsed_args.image_property:
volume_client.volumes.set_image_metadata(
volume.id, parsed_args.image_property)
kwargs = {}
if parsed_args.name:
kwargs['display_name'] = parsed_args.name
if parsed_args.description:
kwargs['display_description'] = parsed_args.description
if kwargs:
volume_client.volumes.update(volume.id, **kwargs)
class ShowVolume(command.ShowOne):
"""Display volume details"""
def get_parser(self, prog_name):
parser = super(ShowVolume, self).get_parser(prog_name)
parser.add_argument(
'volume',
metavar="<volume-id>",
help=_("Volume to display (name or ID)")
)
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
volume = utils.find_resource(volume_client.volumes, parsed_args.volume)
# Special mapping for columns to make the output easier to read:
# 'metadata' --> 'properties'
# 'volume_type' --> 'type'
volume._info.update(
{
'properties': utils.format_dict(volume._info.pop('metadata')),
'type': volume._info.pop('volume_type'),
},
)
# Remove key links from being displayed
volume._info.pop("links", None)
return zip(*sorted(six.iteritems(volume._info)))
class UnsetVolume(command.Command):
"""Unset volume properties"""
def get_parser(self, prog_name):
parser = super(UnsetVolume, self).get_parser(prog_name)
parser.add_argument(
'volume',
metavar='<volume>',
help=_('Volume to modify (name or ID)'),
)
parser.add_argument(
'--property',
metavar='<key>',
action='append',
help=_('Remove a property from volume '
'(repeat option to remove multiple properties)'),
)
parser.add_argument(
'--image-property',
metavar='<key>',
action='append',
help=_('Remove an image property from volume '
'(repeat option to remove multiple image properties)'),
)
return parser
def take_action(self, parsed_args):
volume_client = self.app.client_manager.volume
volume = utils.find_resource(
volume_client.volumes, parsed_args.volume)
if parsed_args.property:
volume_client.volumes.delete_metadata(
volume.id, parsed_args.property)
if parsed_args.image_property:
volume_client.volumes.delete_image_metadata(
volume.id, parsed_args.image_property)