# Copyright 2014 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
#
# 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.
import testtools
from tempest.api.compute import base
from tempest.common import waiters
from tempest import config
from tempest.lib.common.utils import data_utils
from tempest.lib import decorators
from tempest.lib import exceptions
CONF = config.CONF
[docs]
class MigrationsAdminTest(base.BaseV2ComputeAdminTest):
"""Test migration operations supported by admin user"""
@classmethod
def setup_clients(cls):
super(MigrationsAdminTest, cls).setup_clients()
cls.client = cls.os_admin.migrations_client
[docs]
@decorators.idempotent_id('75c0b83d-72a0-4cf8-a153-631e83e7d53f')
def test_list_migrations(self):
"""Test admin user can get the migrations list"""
self.client.list_migrations()
[docs]
@decorators.idempotent_id('1b512062-8093-438e-b47a-37d2f597cd64')
@testtools.skipUnless(CONF.compute_feature_enabled.resize,
'Resize not available.')
def test_list_migrations_in_flavor_resize_situation(self):
"""Admin can get the migrations list containing the resized server"""
server = self.create_test_server(wait_until="ACTIVE")
server_id = server['id']
self.resize_server(server_id, self.flavor_ref_alt)
body = self.client.list_migrations()['migrations']
instance_uuids = [x['instance_uuid'] for x in body]
self.assertIn(server_id, instance_uuids)
def _flavor_clean_up(self, flavor_id):
try:
self.admin_flavors_client.delete_flavor(flavor_id)
self.admin_flavors_client.wait_for_resource_deletion(flavor_id)
except exceptions.NotFound:
pass
[docs]
@decorators.idempotent_id('33f1fec3-ba18-4470-8e4e-1d888e7c3593')
@testtools.skipUnless(CONF.compute_feature_enabled.resize,
'Resize not available.')
def test_resize_server_revert_deleted_flavor(self):
"""Test reverting resized server with original flavor deleted
Tests that we can revert the resize on an instance whose original
flavor has been deleted.
"""
# First we have to create a flavor that we can delete so make a copy
# of the normal flavor from which we'd create a server.
flavor = self.admin_flavors_client.show_flavor(
self.flavor_ref)['flavor']
flavor = self.admin_flavors_client.create_flavor(
name=data_utils.rand_name(
prefix=CONF.resource_name_prefix,
name='test_resize_flavor_'),
ram=flavor['ram'],
disk=flavor['disk'],
vcpus=flavor['vcpus']
)['flavor']
self.addCleanup(self._flavor_clean_up, flavor['id'])
# Set extra specs same as self.flavor_ref for the created flavor,
# because the environment may need some special extra specs to
# create server which should have been contained in
# self.flavor_ref.
extra_spec_keys = self.admin_flavors_client.list_flavor_extra_specs(
self.flavor_ref)['extra_specs']
if extra_spec_keys:
self.admin_flavors_client.set_flavor_extra_spec(
flavor['id'], **extra_spec_keys)
# Now boot a server with the copied flavor.
server = self.create_test_server(
wait_until='ACTIVE', flavor=flavor['id'])
server = self.servers_client.show_server(server['id'])['server']
# If 'id' not in server['flavor'], we can only compare the flavor
# details, so here we should save the to-be-deleted flavor's details,
# for the flavor comparison after the server resizing.
if not server['flavor'].get('id'):
pre_flavor = {}
body = self.flavors_client.show_flavor(flavor['id'])['flavor']
for key in ['name', 'ram', 'vcpus', 'disk']:
pre_flavor[key] = body[key]
# Delete the flavor we used to boot the instance.
self._flavor_clean_up(flavor['id'])
# Now resize the server and wait for it to go into verify state.
self.servers_client.resize_server(server['id'], self.flavor_ref_alt)
waiters.wait_for_server_status(self.servers_client, server['id'],
'VERIFY_RESIZE')
# Now revert the resize, it should be OK even though the original
# flavor used to boot the server was deleted.
self.servers_client.revert_resize_server(server['id'])
waiters.wait_for_server_status(self.servers_client, server['id'],
'ACTIVE')
server = self.servers_client.show_server(server['id'])['server']
if server['flavor'].get('id'):
msg = ('server flavor is not same as flavor!')
self.assertEqual(flavor['id'], server['flavor']['id'], msg)
else:
self.assertEqual(pre_flavor['name'],
server['flavor']['original_name'],
"original_name in server flavor is not same as "
"flavor name!")
for key in ['ram', 'vcpus', 'disk']:
msg = ('attribute %s in server flavor is not same as '
'flavor!' % key)
self.assertEqual(pre_flavor[key], server['flavor'][key], msg)
def _test_cold_migrate_server(self, revert=False):
if CONF.compute.min_compute_nodes < 2:
msg = "Less than 2 compute nodes, skipping multinode tests."
raise self.skipException(msg)
server = self.create_test_server(wait_until="ACTIVE")
src_host = self.get_host_for_server(server['id'])
self.admin_servers_client.migrate_server(server['id'])
waiters.wait_for_server_status(self.servers_client,
server['id'], 'VERIFY_RESIZE')
if revert:
self.servers_client.revert_resize_server(server['id'])
assert_func = self.assertEqual
else:
self.servers_client.confirm_resize_server(server['id'])
assert_func = self.assertNotEqual
waiters.wait_for_server_status(self.servers_client,
server['id'], 'ACTIVE')
dst_host = self.get_host_for_server(server['id'])
assert_func(src_host, dst_host)
[docs]
@decorators.attr(type='multinode')
@decorators.idempotent_id('4bf0be52-3b6f-4746-9a27-3143636fe30d')
@testtools.skipUnless(CONF.compute_feature_enabled.cold_migration,
'Cold migration not available.')
def test_cold_migration(self):
"""Test cold migrating server and then confirm the migration"""
self._test_cold_migrate_server(revert=False)
[docs]
@decorators.attr(type='multinode')
@decorators.idempotent_id('caa1aa8b-f4ef-4374-be0d-95f001c2ac2d')
@testtools.skipUnless(CONF.compute_feature_enabled.cold_migration,
'Cold migration not available.')
def test_revert_cold_migration(self):
"""Test cold migrating server and then revert the migration"""
self._test_cold_migrate_server(revert=True)
