/usr/lib/python2.7/dist-packages/novaclient/v2/contrib/host_servers_migrate.py is in python-novaclient 2:6.0.0-2.
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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 | # Copyright 2013 Rackspace Hosting
# 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.
from novaclient import base
from novaclient.i18n import _
from novaclient import utils
class HostServersMigrateResponse(base.Resource):
pass
def _server_migrate(cs, server):
success = True
error_message = ""
try:
cs.servers.migrate(server['uuid'])
except Exception as e:
success = False
error_message = _("Error while migrating instance: %s") % e
return HostServersMigrateResponse(base.Manager,
{"server_uuid": server['uuid'],
"migration_accepted": success,
"error_message": error_message})
@utils.arg('host', metavar='<host>', help='Name of host.')
def do_host_servers_migrate(cs, args):
"""Cold migrate all instances off the specified host to other available
hosts.
"""
hypervisors = cs.hypervisors.search(args.host, servers=True)
response = []
for hyper in hypervisors:
if hasattr(hyper, 'servers'):
for server in hyper.servers:
response.append(_server_migrate(cs, server))
utils.print_list(response,
["Server UUID", "Migration Accepted", "Error Message"])
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