136 lines
5.5 KiB
Python
136 lines
5.5 KiB
Python
# Copyright 2014 Scality
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import testtools
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from tempest.common import compute
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from tempest.common import utils
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from tempest.common import waiters
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from tempest import config
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from tempest.lib import decorators
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from tempest.scenario import manager
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CONF = config.CONF
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class TestShelveInstance(manager.ScenarioTest):
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"""This test shelves then unshelves a Nova instance
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The following is the scenario outline:
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* boot an instance and create a timestamp file in it
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* shelve the instance
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* unshelve the instance
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* check the existence of the timestamp file in the unshelved instance
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* check the existence of the timestamp file in the unshelved instance,
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after a cold migrate
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"""
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credentials = ['primary', 'admin']
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@classmethod
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def setup_clients(cls):
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super(TestShelveInstance, cls).setup_clients()
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cls.admin_servers_client = cls.os_admin.servers_client
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@classmethod
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def skip_checks(cls):
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super(TestShelveInstance, cls).skip_checks()
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if not CONF.compute_feature_enabled.shelve:
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raise cls.skipException("Shelve is not available.")
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def _shelve_then_unshelve_server(self, server):
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compute.shelve_server(self.servers_client, server['id'],
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force_shelve_offload=True)
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self.servers_client.unshelve_server(server['id'])
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waiters.wait_for_server_status(self.servers_client, server['id'],
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'ACTIVE')
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def _cold_migrate_server(self, server):
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src_host = self.get_host_for_server(server['id'])
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self.admin_servers_client.migrate_server(server['id'])
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waiters.wait_for_server_status(self.servers_client,
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server['id'], 'VERIFY_RESIZE')
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self.servers_client.confirm_resize_server(server['id'])
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waiters.wait_for_server_status(self.servers_client,
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server['id'], 'ACTIVE')
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dst_host = self.get_host_for_server(server['id'])
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self.assertNotEqual(src_host, dst_host)
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def _create_server_then_shelve_and_unshelve(self, boot_from_volume=False,
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cold_migrate=False):
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keypair = self.create_keypair()
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security_group = self.create_security_group()
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security_groups = [{'name': security_group['name']}]
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server = self.create_server(
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key_name=keypair['name'],
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security_groups=security_groups,
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volume_backed=boot_from_volume)
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instance_ip = self.get_server_ip(server)
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timestamp = self.create_timestamp(instance_ip,
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private_key=keypair['private_key'],
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server=server)
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# Prevent bug #1257594 from coming back
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# Unshelve used to boot the instance with the original image, not
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# with the instance snapshot
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self._shelve_then_unshelve_server(server)
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if cold_migrate:
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# Prevent bug #1732428 from coming back
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self._cold_migrate_server(server)
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timestamp2 = self.get_timestamp(instance_ip,
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private_key=keypair['private_key'],
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server=server)
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self.assertEqual(timestamp, timestamp2)
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@decorators.attr(type='slow')
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@decorators.idempotent_id('1164e700-0af0-4a4c-8792-35909a88743c')
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@testtools.skipUnless(CONF.network.public_network_id,
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'The public_network_id option must be specified.')
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@utils.services('compute', 'network', 'image')
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def test_shelve_instance(self):
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self._create_server_then_shelve_and_unshelve()
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@decorators.attr(type='slow')
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@decorators.idempotent_id('c1b6318c-b9da-490b-9c67-9339b627271f')
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@testtools.skipUnless(CONF.network.public_network_id,
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'The public_network_id option must be specified.')
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@utils.services('compute', 'volume', 'network', 'image')
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def test_shelve_volume_backed_instance(self):
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self._create_server_then_shelve_and_unshelve(boot_from_volume=True)
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@decorators.attr(type='slow')
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@decorators.idempotent_id('1295fd9e-193a-4cf8-b211-55358e021bae')
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@testtools.skipUnless(CONF.network.public_network_id,
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'The public_network_id option must be specified.')
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@testtools.skipUnless(CONF.compute_feature_enabled.cold_migration,
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'Cold migration not available.')
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@testtools.skipUnless(CONF.compute_feature_enabled.shelve_migrate,
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'Shelve migrate not available.')
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@testtools.skipUnless(CONF.compute.min_compute_nodes > 1,
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'Less than 2 compute nodes, skipping multinode '
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'tests.')
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@utils.services('compute', 'network', 'image')
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def test_cold_migrate_unshelved_instance(self):
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self._create_server_then_shelve_and_unshelve(cold_migrate=True)
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