openstack
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nova
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nova/nova/tests/unit/api/openstack/compute/test_migrations.py

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# 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 datetime
import mock
from oslo_utils.fixture import uuidsentinel as uuids
import six
from webob import exc
from nova.api.openstack.compute import migrations as migrations_v21
from nova import context
from nova import exception
from nova import objects
from nova.objects import base
from nova import test
from nova.tests.unit.api.openstack import fakes
fake_migrations = [
# in-progress live migration
{
'id': 1,
'source_node': 'node1',
'dest_node': 'node2',
'source_compute': 'compute1',
'dest_compute': 'compute2',
'dest_host': '1.2.3.4',
'status': 'running',
'instance_uuid': uuids.instance1,
'old_instance_type_id': 1,
'new_instance_type_id': 2,
'migration_type': 'live-migration',
'hidden': False,
'memory_total': 123456,
'memory_processed': 12345,
'memory_remaining': 111111,
'disk_total': 234567,
'disk_processed': 23456,
'disk_remaining': 211111,
'created_at': datetime.datetime(2012, 10, 29, 13, 42, 2),
'updated_at': datetime.datetime(2012, 10, 29, 13, 42, 2),
'deleted_at': None,
'deleted': False,
'uuid': uuids.migration1,
},
# non in-progress live migration
{
'id': 2,
'source_node': 'node1',
'dest_node': 'node2',
'source_compute': 'compute1',
'dest_compute': 'compute2',
'dest_host': '1.2.3.4',
'status': 'error',
'instance_uuid': uuids.instance1,
'old_instance_type_id': 1,
'new_instance_type_id': 2,
'migration_type': 'live-migration',
'hidden': False,
'memory_total': 123456,
'memory_processed': 12345,
'memory_remaining': 111111,
'disk_total': 234567,
'disk_processed': 23456,
'disk_remaining': 211111,
'created_at': datetime.datetime(2012, 10, 29, 13, 42, 2),
'updated_at': datetime.datetime(2012, 10, 29, 13, 42, 2),
'deleted_at': None,
'deleted': False,
'uuid': uuids.migration2,
},
# in-progress resize
{
'id': 4,
'source_node': 'node10',
'dest_node': 'node20',
'source_compute': 'compute10',
'dest_compute': 'compute20',
'dest_host': '5.6.7.8',
'status': 'migrating',
'instance_uuid': uuids.instance2,
'old_instance_type_id': 5,
'new_instance_type_id': 6,
'migration_type': 'resize',
'hidden': False,
'memory_total': 456789,
'memory_processed': 56789,
'memory_remaining': 45000,
'disk_total': 96789,
'disk_processed': 6789,
'disk_remaining': 96000,
'created_at': datetime.datetime(2013, 10, 22, 13, 42, 2),
'updated_at': datetime.datetime(2013, 10, 22, 13, 42, 2),
'deleted_at': None,
'deleted': False,
'uuid': uuids.migration3,
},
# non in-progress resize
{
'id': 5,
'source_node': 'node10',
'dest_node': 'node20',
'source_compute': 'compute10',
'dest_compute': 'compute20',
'dest_host': '5.6.7.8',
'status': 'error',
'instance_uuid': uuids.instance2,
'old_instance_type_id': 5,
'new_instance_type_id': 6,
'migration_type': 'resize',
'hidden': False,
'memory_total': 456789,
'memory_processed': 56789,
'memory_remaining': 45000,
'disk_total': 96789,
'disk_processed': 6789,
'disk_remaining': 96000,
'created_at': datetime.datetime(2013, 10, 22, 13, 42, 2),
'updated_at': datetime.datetime(2013, 10, 22, 13, 42, 2),
'deleted_at': None,
'deleted': False,
'uuid': uuids.migration4,
}
]
migrations_obj = base.obj_make_list(
'fake-context',
objects.MigrationList(),
objects.Migration,
fake_migrations)
class FakeRequest(object):
environ = {"nova.context": context.RequestContext('fake_user', 'fake',
is_admin=True)}
GET = {}
class MigrationsTestCaseV21(test.NoDBTestCase):
migrations = migrations_v21
def _migrations_output(self):
return self.controller._output(self.req, migrations_obj)
def setUp(self):
"""Run before each test."""
super(MigrationsTestCaseV21, self).setUp()
self.controller = self.migrations.MigrationsController()
self.req = fakes.HTTPRequest.blank('', use_admin_context=True)
self.context = self.req.environ['nova.context']
def test_index(self):
migrations_in_progress = {'migrations': self._migrations_output()}
for mig in migrations_in_progress['migrations']:
self.assertIn('id', mig)
self.assertNotIn('deleted', mig)
self.assertNotIn('deleted_at', mig)
self.assertNotIn('links', mig)
filters = {'host': 'host1', 'status': 'migrating',
'instance_uuid': uuids.instance1,
'source_compute': 'host1', 'hidden': '0',
'migration_type': 'resize'}
# python-novaclient actually supports sending this even though it's
# not used in the DB API layer and is totally useless. This lets us,
# however, test that additionalProperties=True allows it.
unknown_filter = {'cell_name': 'ChildCell'}
self.req.GET.update(filters)
self.req.GET.update(unknown_filter)
with mock.patch.object(self.controller.compute_api,
'get_migrations',
return_value=migrations_obj) as (
mock_get_migrations
):
response = self.controller.index(self.req)
self.assertEqual(migrations_in_progress, response)
# Only with the filters, and the unknown filter is stripped
mock_get_migrations.assert_called_once_with(self.context, filters)
def test_index_query_allow_negative_int_as_string(self):
migrations = {'migrations': self._migrations_output()}
filters = ['host', 'status', 'cell_name', 'instance_uuid',
'source_compute', 'hidden', 'migration_type']
with mock.patch.object(self.controller.compute_api,
'get_migrations',
return_value=migrations_obj):
for fl in filters:
req = fakes.HTTPRequest.blank('/os-migrations',
use_admin_context=True,
query_string='%s=-1' % fl)
response = self.controller.index(req)
self.assertEqual(migrations, response)
def test_index_query_duplicate_query_parameters(self):
migrations = {'migrations': self._migrations_output()}
params = {'host': 'host1', 'status': 'migrating',
'cell_name': 'ChildCell', 'instance_uuid': uuids.instance1,
'source_compute': 'host1', 'hidden': '0',
'migration_type': 'resize'}
with mock.patch.object(self.controller.compute_api,
'get_migrations',
return_value=migrations_obj):
for k, v in params.items():
req = fakes.HTTPRequest.blank(
'/os-migrations', use_admin_context=True,
query_string='%s=%s&%s=%s' % (k, v, k, v))
response = self.controller.index(req)
self.assertEqual(migrations, response)
class MigrationsTestCaseV223(MigrationsTestCaseV21):
wsgi_api_version = '2.23'
def setUp(self):
"""Run before each test."""
super(MigrationsTestCaseV223, self).setUp()
self.req = fakes.HTTPRequest.blank(
'', version=self.wsgi_api_version, use_admin_context=True)
def test_index(self):
migrations = {'migrations': self.controller._output(
self.req, migrations_obj, True)}
for i, mig in enumerate(migrations['migrations']):
# first item is in-progress live migration
if i == 0:
self.assertIn('links', mig)
else:
self.assertNotIn('links', mig)
self.assertIn('migration_type', mig)
self.assertIn('id', mig)
self.assertNotIn('deleted', mig)
self.assertNotIn('deleted_at', mig)
with mock.patch.object(self.controller.compute_api,
'get_migrations') as m_get:
m_get.return_value = migrations_obj
response = self.controller.index(self.req)
self.assertEqual(migrations, response)
self.assertIn('links', response['migrations'][0])
self.assertIn('migration_type', response['migrations'][0])
class MigrationsTestCaseV259(MigrationsTestCaseV223):
wsgi_api_version = '2.59'
def test_index(self):
migrations = {'migrations': self.controller._output(
self.req, migrations_obj, True, True)}
for i, mig in enumerate(migrations['migrations']):
# first item is in-progress live migration
if i == 0:
self.assertIn('links', mig)
else:
self.assertNotIn('links', mig)
self.assertIn('migration_type', mig)
self.assertIn('id', mig)
self.assertIn('uuid', mig)
self.assertNotIn('deleted', mig)
self.assertNotIn('deleted_at', mig)
with mock.patch.object(self.controller.compute_api,
'get_migrations_sorted') as m_get:
m_get.return_value = migrations_obj
response = self.controller.index(self.req)
self.assertEqual(migrations, response)
self.assertIn('links', response['migrations'][0])
self.assertIn('migration_type', response['migrations'][0])
@mock.patch('nova.compute.api.API.get_migrations_sorted')
def test_index_with_invalid_marker(self, mock_migrations_get):
"""Tests detail paging with an invalid marker (not found)."""
mock_migrations_get.side_effect = exception.MarkerNotFound(
marker=uuids.invalid_marker)
req = fakes.HTTPRequest.blank(
'/os-migrations?marker=%s' % uuids.invalid_marker,
version=self.wsgi_api_version, use_admin_context=True)
e = self.assertRaises(exc.HTTPBadRequest,
self.controller.index, req)
self.assertEqual(
"Marker %s could not be found." % uuids.invalid_marker,
six.text_type(e))
def test_index_with_invalid_limit(self):
"""Tests detail paging with an invalid limit."""
req = fakes.HTTPRequest.blank(
'/os-migrations?limit=x', version=self.wsgi_api_version,
use_admin_context=True)
self.assertRaises(exception.ValidationError,
self.controller.index, req)
req = fakes.HTTPRequest.blank(
'/os-migrations?limit=-1', version=self.wsgi_api_version,
use_admin_context=True)
self.assertRaises(exception.ValidationError,
self.controller.index, req)
def test_index_with_invalid_changes_since(self):
"""Tests detail paging with an invalid changes-since value."""
req = fakes.HTTPRequest.blank(
'/os-migrations?changes-since=wrong_time',
version=self.wsgi_api_version, use_admin_context=True)
self.assertRaises(exception.ValidationError,
self.controller.index, req)
def test_index_with_unknown_query_param(self):
"""Tests detail paging with an unknown query parameter."""
req = fakes.HTTPRequest.blank(
'/os-migrations?foo=bar',
version=self.wsgi_api_version, use_admin_context=True)
ex = self.assertRaises(exception.ValidationError,
self.controller.index, req)
self.assertIn('Additional properties are not allowed',
six.text_type(ex))
@mock.patch('nova.compute.api.API.get_migrations',
return_value=objects.MigrationList())
def test_index_with_changes_since_old_microversion(self, get_migrations):
"""Tests that the changes-since query parameteris ignored before
microversion 2.59.
"""
# Also use a valid filter (instance_uuid) to make sure only
# changes-since is removed.
req = fakes.HTTPRequest.blank(
'/os-migrations?changes-since=2018-01-10T16:59:24.138939&'
'instance_uuid=%s' % uuids.instance_uuid,
version='2.58', use_admin_context=True)
result = self.controller.index(req)
self.assertEqual({'migrations': []}, result)
get_migrations.assert_called_once_with(
req.environ['nova.context'],
{'instance_uuid': uuids.instance_uuid})
class MigrationsPolicyEnforcement(test.NoDBTestCase):
def setUp(self):
super(MigrationsPolicyEnforcement, self).setUp()
self.controller = migrations_v21.MigrationsController()
self.req = fakes.HTTPRequest.blank('')
def test_list_policy_failed(self):
rule_name = "os_compute_api:os-migrations:index"
self.policy.set_rules({rule_name: "project_id:non_fake"})
exc = self.assertRaises(
exception.PolicyNotAuthorized,
self.controller.index, self.req)
self.assertEqual(
"Policy doesn't allow %s to be performed." % rule_name,
exc.format_message())
class MigrationsPolicyEnforcementV223(MigrationsPolicyEnforcement):
wsgi_api_version = '2.23'
def setUp(self):
super(MigrationsPolicyEnforcementV223, self).setUp()
self.req = fakes.HTTPRequest.blank('', version=self.wsgi_api_version)
class MigrationsPolicyEnforcementV259(MigrationsPolicyEnforcementV223):
wsgi_api_version = '2.59'
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