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# Copyright 2013 NEC Corporation
# 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
# 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.
import testtools
from tempest.common import utils
from tempest import config
from tempest.lib import decorators
from tempest.scenario import manager
CONF = config.CONF
class TestSnapshotPattern(manager.ScenarioTest):
"""This test is for snapshotting an instance and booting with it.
The following is the scenario outline:
* boot an instance and create a timestamp file in it
* snapshot the instance
* boot a second instance from the snapshot
* check the existence of the timestamp file in the second instance
def skip_checks(cls):
super(TestSnapshotPattern, cls).skip_checks()
if not CONF.compute_feature_enabled.snapshot:
raise cls.skipException("Snapshotting is not available.")
'The public_network_id option must be specified.')'compute', 'network', 'image')
def test_snapshot_pattern(self):
# prepare for booting an instance
keypair = self.create_keypair()
security_group = self._create_security_group()
# boot an instance and create a timestamp file in it
server = self.create_server(
security_groups=[{'name': security_group['name']}])
instance_ip = self.get_server_ip(server)
timestamp = self.create_timestamp(instance_ip,
# snapshot the instance
snapshot_image = self.create_server_snapshot(server=server)
# boot a second instance from the snapshot
server_from_snapshot = self.create_server(
security_groups=[{'name': security_group['name']}])
# check the existence of the timestamp file in the second instance
server_from_snapshot_ip = self.get_server_ip(server_from_snapshot)
timestamp2 = self.get_timestamp(server_from_snapshot_ip,
self.assertEqual(timestamp, timestamp2)