| # Copyright 2014 Scality |
| # 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 oslo_log import log |
| import testtools |
| |
| from tempest.common import waiters |
| from tempest import config |
| from tempest.scenario import manager |
| from tempest import test |
| |
| CONF = config.CONF |
| |
| LOG = log.getLogger(__name__) |
| |
| |
| class TestShelveInstance(manager.ScenarioTest): |
| """ |
| This test shelves then unshelves a Nova instance |
| The following is the scenario outline: |
| * boot an instance and create a timestamp file in it |
| * shelve the instance |
| * unshelve the instance |
| * check the existence of the timestamp file in the unshelved instance |
| |
| """ |
| |
| def _write_timestamp(self, server_or_ip): |
| ssh_client = self.get_remote_client(server_or_ip) |
| ssh_client.exec_command('date > /tmp/timestamp; sync') |
| self.timestamp = ssh_client.exec_command('cat /tmp/timestamp') |
| |
| def _check_timestamp(self, server_or_ip): |
| ssh_client = self.get_remote_client(server_or_ip) |
| got_timestamp = ssh_client.exec_command('cat /tmp/timestamp') |
| self.assertEqual(self.timestamp, got_timestamp) |
| |
| def _shelve_then_unshelve_server(self, server): |
| self.servers_client.shelve_server(server['id']) |
| offload_time = CONF.compute.shelved_offload_time |
| if offload_time >= 0: |
| waiters.wait_for_server_status(self.servers_client, server['id'], |
| 'SHELVED_OFFLOADED', |
| extra_timeout=offload_time) |
| else: |
| waiters.wait_for_server_status(self.servers_client, |
| server['id'], 'SHELVED') |
| self.servers_client.shelve_offload_server(server['id']) |
| waiters.wait_for_server_status(self.servers_client, server['id'], |
| 'SHELVED_OFFLOADED') |
| self.servers_client.unshelve_server(server['id']) |
| waiters.wait_for_server_status(self.servers_client, server['id'], |
| 'ACTIVE') |
| |
| @test.idempotent_id('1164e700-0af0-4a4c-8792-35909a88743c') |
| @testtools.skipUnless(CONF.compute_feature_enabled.shelve, |
| 'Shelve is not available.') |
| @test.services('compute', 'network', 'image') |
| def test_shelve_instance(self): |
| self.keypair = self.create_keypair() |
| |
| self.security_group = self._create_security_group() |
| security_groups = [{'name': self.security_group['name']}] |
| |
| create_kwargs = { |
| 'key_name': self.keypair['name'], |
| 'security_groups': security_groups |
| } |
| server = self.create_server(image=CONF.compute.image_ref, |
| create_kwargs=create_kwargs) |
| |
| if CONF.compute.use_floatingip_for_ssh: |
| floating_ip = (self.floating_ips_client.create_floating_ip() |
| ['floating_ip']) |
| self.addCleanup(self.delete_wrapper, |
| self.floating_ips_client.delete_floating_ip, |
| floating_ip['id']) |
| self.floating_ips_client.associate_floating_ip_to_server( |
| floating_ip['ip'], server['id']) |
| self._write_timestamp(floating_ip['ip']) |
| else: |
| self._write_timestamp(server) |
| |
| # Prevent bug #1257594 from coming back |
| # Unshelve used to boot the instance with the original image, not |
| # with the instance snapshot |
| self._shelve_then_unshelve_server(server) |
| if CONF.compute.use_floatingip_for_ssh: |
| self._check_timestamp(floating_ip['ip']) |
| else: |
| self._check_timestamp(server) |