How to use _live_migrate method in tempest

Best Python code snippet using tempest_python

test_server_migrations.py

Source:test_server_migrations.py

1# Copyright 2016 OpenStack Foundation2# All Rights Reserved.3#4#    Licensed under the Apache License, Version 2.0 (the "License"); you may5#    not use this file except in compliance with the License. You may obtain6#    a copy of the License at7#8#         http://www.apache.org/licenses/LICENSE-2.09#10#    Unless required by applicable law or agreed to in writing, software11#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT12#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the13#    License for the specific language governing permissions and limitations14#    under the License.15import datetime16import futurist17import mock18from nova.conductor import manager as conductor_manager19from nova import context20from nova.db import api as db21from nova import objects22from nova.tests.functional.api_sample_tests import test_servers23from nova.tests.unit import fake_instance24class ServerMigrationsSampleJsonTest(test_servers.ServersSampleBase):25    sample_dir = 'server-migrations'26    scenarios = [('v2_22', {'api_major_version': 'v2.1'})]27    microversion = '2.22'28    USE_NEUTRON = True29    def setUp(self):30        """setUp method for server usage."""31        super(ServerMigrationsSampleJsonTest, self).setUp()32        self.uuid = self._post_server()33    @mock.patch.object(conductor_manager.ComputeTaskManager, '_live_migrate')34    @mock.patch.object(db, 'service_get_by_compute_host')35    @mock.patch.object(objects.Migration, 'get_by_id_and_instance')36    @mock.patch('nova.compute.manager.ComputeManager.'37                'live_migration_force_complete')38    def test_live_migrate_force_complete(self, live_migration_pause_instance,39                                         get_by_id_and_instance,40                                         service_get_by_compute_host,41                                         _live_migrate):42        migration = objects.Migration()43        migration.id = 144        migration.status = 'running'45        migration.source_compute = self.compute.host46        get_by_id_and_instance.return_value = migration47        self._do_post('servers/%s/action' % self.uuid, 'live-migrate-server',48                      {'hostname': self.compute.host})49        response = self._do_post('servers/%s/migrations/%s/action'50                                 % (self.uuid, '3'), 'force_complete', {})51        self.assertEqual(202, response.status_code)52    def test_get_migration(self):53        response = self._do_get('servers/fake_id/migrations/1234')54        self.assertEqual(404, response.status_code)55    def test_list_migrations(self):56        response = self._do_get('servers/fake_id/migrations')57        self.assertEqual(404, response.status_code)58class ServerMigrationsSamplesJsonTestV2_23(test_servers.ServersSampleBase):59    ADMIN_API = True60    sample_dir = "server-migrations"61    microversion = '2.23'62    scenarios = [('v2_23', {'api_major_version': 'v2.1'})]63    UUID_1 = '4cfba335-03d8-49b2-8c52-e69043d1e8fe'64    UUID_2 = '058fc419-a8a8-4e08-b62c-a9841ef9cd3f'65    fake_migrations = [66        {67            'source_node': 'node1',68            'dest_node': 'node2',69            'source_compute': 'compute1',70            'dest_compute': 'compute2',71            'dest_host': '1.2.3.4',72            'status': 'running',73            'instance_uuid': UUID_1,74            'migration_type': 'live-migration',75            'hidden': False,76            'memory_total': 123456,77            'memory_processed': 12345,78            'memory_remaining': 111111,79            'disk_total': 234567,80            'disk_processed': 23456,81            'disk_remaining': 211111,82            'created_at': datetime.datetime(2016, 0o1, 29, 13, 42, 2),83            'updated_at': datetime.datetime(2016, 0o1, 29, 13, 42, 2),84            'deleted_at': None,85            'deleted': False86        },87        {88            'source_node': 'node10',89            'dest_node': 'node20',90            'source_compute': 'compute10',91            'dest_compute': 'compute20',92            'dest_host': '5.6.7.8',93            'status': 'migrating',94            'instance_uuid': UUID_2,95            'migration_type': 'resize',96            'hidden': False,97            'memory_total': 456789,98            'memory_processed': 56789,99            'memory_remaining': 400000,100            'disk_total': 96789,101            'disk_processed': 6789,102            'disk_remaining': 90000,103            'created_at': datetime.datetime(2016, 0o1, 22, 13, 42, 2),104            'updated_at': datetime.datetime(2016, 0o1, 22, 13, 42, 2),105            'deleted_at': None,106            'deleted': False107        }108    ]109    def setUp(self):110        super(ServerMigrationsSamplesJsonTestV2_23, self).setUp()111        fake_context = context.RequestContext('fake', 'fake')112        self.mig1 = objects.Migration(113            context=fake_context, **self.fake_migrations[0])114        self.mig1.create()115        self.mig2 = objects.Migration(116            context=fake_context, **self.fake_migrations[1])117        self.mig2.create()118        fake_ins = fake_instance.fake_db_instance(uuid=self.UUID_1)119        fake_ins.pop("pci_devices")120        fake_ins.pop("security_groups")121        fake_ins.pop("services")122        fake_ins.pop("tags")123        fake_ins.pop("info_cache")124        fake_ins.pop("id")125        self.instance = objects.Instance(126            context=fake_context,127            **fake_ins)128        self.instance.create()129    def test_get_migration(self):130        response = self._do_get('servers/%s/migrations/%s' %131                                (self.fake_migrations[0]["instance_uuid"],132                                 self.mig1.id))133        self.assertEqual(200, response.status_code)134        self._verify_response('migrations-get',135                              {"server_uuid": self.UUID_1},136                              response, 200)137    def test_list_migrations(self):138        response = self._do_get('servers/%s/migrations' %139                                self.fake_migrations[0]["instance_uuid"])140        self.assertEqual(200, response.status_code)141        self._verify_response('migrations-index',142                              {"server_uuid_1": self.UUID_1},143                              response, 200)144class ServerMigrationsSampleJsonTestV2_24(test_servers.ServersSampleBase):145    ADMIN_API = True146    microversion = '2.24'147    sample_dir = "server-migrations"148    scenarios = [('v2_24', {'api_major_version': 'v2.1'})]149    USE_NEUTRON = True150    def setUp(self):151        """setUp method for server usage."""152        super(ServerMigrationsSampleJsonTestV2_24, self).setUp()153        self.uuid = self._post_server()154        self.context = context.RequestContext('fake', 'fake')155        fake_migration = {156            'source_node': self.compute.host,157            'dest_node': 'node10',158            'source_compute': 'compute1',159            'dest_compute': 'compute12',160            'migration_type': 'live-migration',161            'instance_uuid': self.uuid,162            'status': 'running'}163        self.migration = objects.Migration(context=self.context,164                                           **fake_migration)165        self.migration.create()166    @mock.patch.object(conductor_manager.ComputeTaskManager, '_live_migrate')167    def test_live_migrate_abort(self, _live_migrate):168        self._do_post('servers/%s/action' % self.uuid, 'live-migrate-server',169                      {'hostname': self.compute.host})170        uri = 'servers/%s/migrations/%s' % (self.uuid, self.migration.id)171        response = self._do_delete(uri)172        self.assertEqual(202, response.status_code)173    @mock.patch.object(conductor_manager.ComputeTaskManager, '_live_migrate')174    def test_live_migrate_abort_migration_not_found(self, _live_migrate):175        self._do_post('servers/%s/action' % self.uuid, 'live-migrate-server',176                      {'hostname': self.compute.host})177        uri = 'servers/%s/migrations/%s' % (self.uuid, '45')178        response = self._do_delete(uri)179        self.assertEqual(404, response.status_code)180    @mock.patch.object(conductor_manager.ComputeTaskManager, '_live_migrate')181    def test_live_migrate_abort_migration_not_running(self, _live_migrate):182        self.migration.status = 'completed'183        self.migration.save()184        self._do_post('servers/%s/action' % self.uuid, 'live-migrate-server',185                      {'hostname': self.compute.host})186        uri = 'servers/%s/migrations/%s' % (self.uuid, self.migration.id)187        response = self._do_delete(uri)188        self.assertEqual(400, response.status_code)189class ServerMigrationsSamplesJsonTestV2_59(190    ServerMigrationsSamplesJsonTestV2_23191):192    ADMIN_API = True193    microversion = '2.59'194    scenarios = [('v2_59', {'api_major_version': 'v2.1'})]195    def setUp(self):196        # Add UUIDs to the fake migrations used in the tests.197        self.fake_migrations[0][198            'uuid'] = '12341d4b-346a-40d0-83c6-5f4f6892b650'199        self.fake_migrations[1][200            'uuid'] = '22341d4b-346a-40d0-83c6-5f4f6892b650'201        super(ServerMigrationsSamplesJsonTestV2_59, self).setUp()202class ServerMigrationsSampleJsonTestV2_65(ServerMigrationsSampleJsonTestV2_24):203    ADMIN_API = True204    microversion = '2.65'205    scenarios = [('v2_65', {'api_major_version': 'v2.1'})]206    USE_NEUTRON = True207    @mock.patch.object(conductor_manager.ComputeTaskManager, '_live_migrate')208    def test_live_migrate_abort_migration_queued(self, _live_migrate):209        self.migration.status = 'queued'210        self.migration.save()211        self._do_post('servers/%s/action' % self.uuid, 'live-migrate-server',212                      {'hostname': self.compute.host})213        self.compute._waiting_live_migrations[self.uuid] = (214            self.migration, futurist.Future())215        uri = 'servers/%s/migrations/%s' % (self.uuid, self.migration.id)216        response = self._do_delete(uri)...

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