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# Copyright 2016 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 import config
from tempest import test
CONF = config.CONF
class ServersOnMultiNodesTest(base.BaseV2ComputeAdminTest):
@classmethod
def skip_checks(cls):
super(ServersOnMultiNodesTest, cls).skip_checks()
if CONF.compute.min_compute_nodes < 2:
raise cls.skipException(
"Less than 2 compute nodes, skipping multi-nodes test.")
def _get_host(self, server_id):
return self.os_adm.servers_client.show_server(
server_id)['server']['OS-EXT-SRV-ATTR:host']
@test.idempotent_id('26a9d5df-6890-45f2-abc4-a659290cb130')
@testtools.skipUnless(
test.is_scheduler_filter_enabled("SameHostFilter"),
'SameHostFilter is not available.')
def test_create_servers_on_same_host(self):
server01 = self.create_test_server(wait_until='ACTIVE')['id']
hints = {'same_host': server01}
server02 = self.create_test_server(scheduler_hints=hints,
wait_until='ACTIVE')['id']
host01 = self._get_host(server01)
host02 = self._get_host(server02)
self.assertEqual(host01, host02)
@test.idempotent_id('cc7ca884-6e3e-42a3-a92f-c522fcf25e8e')
@testtools.skipUnless(
test.is_scheduler_filter_enabled("DifferentHostFilter"),
'DifferentHostFilter is not available.')
def test_create_servers_on_different_hosts(self):
server01 = self.create_test_server(wait_until='ACTIVE')['id']
hints = {'different_host': server01}
server02 = self.create_test_server(scheduler_hints=hints,
wait_until='ACTIVE')['id']
host01 = self._get_host(server01)
host02 = self._get_host(server02)
self.assertNotEqual(host01, host02)
@test.idempotent_id('7869cc84-d661-4e14-9f00-c18cdc89cf57')
@testtools.skipUnless(
test.is_scheduler_filter_enabled("DifferentHostFilter"),
'DifferentHostFilter is not available.')
def test_create_servers_on_different_hosts_with_list_of_servers(self):
server01 = self.create_test_server(wait_until='ACTIVE')['id']
# This scheduler-hint supports list of servers also.
hints = {'different_host': [server01]}
server02 = self.create_test_server(scheduler_hints=hints,
wait_until='ACTIVE')['id']
host01 = self._get_host(server01)
host02 = self._get_host(server02)
self.assertNotEqual(host01, host02)
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