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# Copyright 2012-2013 OpenStack Foundation
#
# 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.
#
"""Compute v2 Server action implementations"""
import sys
from osc_lib.command import command
from osc_lib import exceptions
from osc_lib import utils
from oslo_utils import importutils
import six
from openstackclient.i18n import _
def _show_progress(progress):
if progress:
sys.stderr.write('\rProgress: %s' % progress)
sys.stderr.flush()
class CreateServerBackup(command.ShowOne):
"""Create a server backup image"""
IMAGE_API_VERSIONS = {
"1": "openstackclient.image.v1.image",
"2": "openstackclient.image.v2.image",
}
def get_parser(self, prog_name):
parser = super(CreateServerBackup, self).get_parser(prog_name)
parser.add_argument(
'server',
metavar='<server>',
help=_('Server to back up (name or ID)'),
)
parser.add_argument(
'--name',
metavar='<image-name>',
help=_('Name of the backup image (default: server name)'),
)
parser.add_argument(
'--type',
metavar='<backup-type>',
help=_(
'Used to populate the backup_type property of the backup '
'image (default: empty)'
),
)
parser.add_argument(
'--rotate',
metavar='<count>',
type=int,
help=_('Number of backups to keep (default: 1)'),
)
parser.add_argument(
'--wait',
action='store_true',
help=_('Wait for backup image create to complete'),
)
return parser
def take_action(self, parsed_args):
compute_client = self.app.client_manager.compute
server = utils.find_resource(
compute_client.servers,
parsed_args.server,
)
# Set sane defaults as this API wants all mouths to be fed
if parsed_args.name is None:
backup_name = server.name
else:
backup_name = parsed_args.name
if parsed_args.type is None:
backup_type = ""
else:
backup_type = parsed_args.type
if parsed_args.rotate is None:
backup_rotation = 1
else:
backup_rotation = parsed_args.rotate
compute_client.servers.backup(
server.id,
backup_name,
backup_type,
backup_rotation,
)
image_client = self.app.client_manager.image
image = utils.find_resource(
image_client.images,
backup_name,
)
if parsed_args.wait:
if utils.wait_for_status(
image_client.images.get,
image.id,
callback=_show_progress,
):
sys.stdout.write('\n')
else:
msg = _('Error creating server backup: %s') % parsed_args.name
raise exceptions.CommandError(msg)
if self.app.client_manager._api_version['image'] == '1':
info = {}
info.update(image._info)
info['properties'] = utils.format_dict(info.get('properties', {}))
else:
# Get the right image module to format the output
image_module = importutils.import_module(
self.IMAGE_API_VERSIONS[
self.app.client_manager._api_version['image']
]
)
info = image_module._format_image(image)
return zip(*sorted(six.iteritems(info)))
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