1038 lines
44 KiB
Python
1038 lines
44 KiB
Python
# Copyright 2011 OpenStack Foundation
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# All Rights Reserved.
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# Copyright 2013 Red Hat, Inc.
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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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"""Tests For miscellaneous util methods used with compute."""
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import copy
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import string
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import uuid
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import mock
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from oslo_serialization import jsonutils
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import six
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from nova.compute import flavors
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from nova.compute import manager
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from nova.compute import power_state
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from nova.compute import task_states
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from nova.compute import utils as compute_utils
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import nova.conf
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from nova import context
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from nova import exception
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from nova.image import glance
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from nova.network import api as network_api
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from nova.network import model
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from nova import objects
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from nova.objects import base
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from nova.objects import block_device as block_device_obj
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from nova.objects import fields
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from nova import rpc
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from nova import test
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from nova.tests.unit import fake_block_device
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from nova.tests.unit import fake_instance
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from nova.tests.unit import fake_network
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from nova.tests.unit import fake_notifier
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from nova.tests.unit import fake_server_actions
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import nova.tests.unit.image.fake
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from nova.tests.unit.objects import test_flavor
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from nova.tests import uuidsentinel as uuids
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CONF = nova.conf.CONF
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FAKE_IMAGE_REF = uuids.image_ref
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def create_instance(context, user_id='fake', project_id='fake', params=None):
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"""Create a test instance."""
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flavor = flavors.get_flavor_by_name('m1.tiny')
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net_info = model.NetworkInfo([])
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info_cache = objects.InstanceInfoCache(network_info=net_info)
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inst = objects.Instance(context=context,
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image_ref=uuids.fake_image_ref,
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reservation_id='r-fakeres',
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user_id=user_id,
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project_id=project_id,
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instance_type_id=flavor.id,
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flavor=flavor,
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old_flavor=None,
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new_flavor=None,
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system_metadata={},
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ami_launch_index=0,
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root_gb=0,
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ephemeral_gb=0,
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info_cache=info_cache)
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if params:
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inst.update(params)
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inst.create()
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return inst
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class ComputeValidateDeviceTestCase(test.NoDBTestCase):
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def setUp(self):
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super(ComputeValidateDeviceTestCase, self).setUp()
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self.context = context.RequestContext('fake', 'fake')
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# check if test name includes "xen"
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if 'xen' in self.id():
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self.flags(compute_driver='xenapi.XenAPIDriver')
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self.instance = objects.Instance(uuid=uuid.uuid4().hex,
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root_device_name=None,
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default_ephemeral_device=None)
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else:
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self.instance = objects.Instance(uuid=uuid.uuid4().hex,
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root_device_name='/dev/vda',
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default_ephemeral_device='/dev/vdb')
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flavor = objects.Flavor(**test_flavor.fake_flavor)
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self.instance.system_metadata = {}
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self.instance.flavor = flavor
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self.instance.default_swap_device = None
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self.data = []
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def _validate_device(self, device=None):
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bdms = base.obj_make_list(self.context,
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objects.BlockDeviceMappingList(), objects.BlockDeviceMapping,
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self.data)
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return compute_utils.get_device_name_for_instance(
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self.instance, bdms, device)
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@staticmethod
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def _fake_bdm(device):
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return fake_block_device.FakeDbBlockDeviceDict({
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'source_type': 'volume',
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'destination_type': 'volume',
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'device_name': device,
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'no_device': None,
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'volume_id': 'fake',
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'snapshot_id': None,
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'guest_format': None
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})
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def test_wrap(self):
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self.data = []
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for letter in string.ascii_lowercase[2:]:
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self.data.append(self._fake_bdm('/dev/vd' + letter))
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device = self._validate_device()
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self.assertEqual(device, '/dev/vdaa')
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def test_wrap_plus_one(self):
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self.data = []
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for letter in string.ascii_lowercase[2:]:
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self.data.append(self._fake_bdm('/dev/vd' + letter))
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self.data.append(self._fake_bdm('/dev/vdaa'))
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device = self._validate_device()
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self.assertEqual(device, '/dev/vdab')
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def test_later(self):
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self.data = [
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self._fake_bdm('/dev/vdc'),
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self._fake_bdm('/dev/vdd'),
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self._fake_bdm('/dev/vde'),
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]
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device = self._validate_device()
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self.assertEqual(device, '/dev/vdf')
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def test_gap(self):
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self.data = [
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self._fake_bdm('/dev/vdc'),
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self._fake_bdm('/dev/vde'),
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]
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device = self._validate_device()
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self.assertEqual(device, '/dev/vdd')
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def test_no_bdms(self):
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self.data = []
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device = self._validate_device()
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self.assertEqual(device, '/dev/vdc')
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def test_lxc_names_work(self):
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self.instance['root_device_name'] = '/dev/a'
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self.instance['ephemeral_device_name'] = '/dev/b'
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self.data = []
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device = self._validate_device()
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self.assertEqual(device, '/dev/c')
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def test_name_conversion(self):
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self.data = []
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device = self._validate_device('/dev/c')
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self.assertEqual(device, '/dev/vdc')
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device = self._validate_device('/dev/sdc')
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self.assertEqual(device, '/dev/vdc')
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device = self._validate_device('/dev/xvdc')
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self.assertEqual(device, '/dev/vdc')
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def test_invalid_device_prefix(self):
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self.assertRaises(exception.InvalidDevicePath,
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self._validate_device, '/baddata/vdc')
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def test_device_in_use(self):
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exc = self.assertRaises(exception.DevicePathInUse,
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self._validate_device, '/dev/vda')
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self.assertIn('/dev/vda', six.text_type(exc))
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def test_swap(self):
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self.instance['default_swap_device'] = "/dev/vdc"
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device = self._validate_device()
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self.assertEqual(device, '/dev/vdd')
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def test_swap_no_ephemeral(self):
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self.instance.default_ephemeral_device = None
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self.instance.default_swap_device = "/dev/vdb"
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device = self._validate_device()
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self.assertEqual(device, '/dev/vdc')
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def test_ephemeral_xenapi(self):
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self.instance.flavor.ephemeral_gb = 10
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self.instance.flavor.swap = 0
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device = self._validate_device()
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self.assertEqual(device, '/dev/xvdc')
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def test_swap_xenapi(self):
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self.instance.flavor.ephemeral_gb = 0
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self.instance.flavor.swap = 10
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device = self._validate_device()
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self.assertEqual(device, '/dev/xvdb')
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def test_swap_and_ephemeral_xenapi(self):
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self.instance.flavor.ephemeral_gb = 10
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self.instance.flavor.swap = 10
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device = self._validate_device()
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self.assertEqual(device, '/dev/xvdd')
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def test_swap_and_one_attachment_xenapi(self):
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self.instance.flavor.ephemeral_gb = 0
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self.instance.flavor.swap = 10
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device = self._validate_device()
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self.assertEqual(device, '/dev/xvdb')
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self.data.append(self._fake_bdm(device))
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device = self._validate_device()
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self.assertEqual(device, '/dev/xvdd')
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def test_no_dev_root_device_name_get_next_name(self):
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self.instance['root_device_name'] = 'vda'
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device = self._validate_device()
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self.assertEqual('/dev/vdc', device)
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class DefaultDeviceNamesForInstanceTestCase(test.NoDBTestCase):
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def setUp(self):
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super(DefaultDeviceNamesForInstanceTestCase, self).setUp()
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self.context = context.RequestContext('fake', 'fake')
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self.ephemerals = block_device_obj.block_device_make_list(
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self.context,
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[fake_block_device.FakeDbBlockDeviceDict(
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{'id': 1,
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'instance_uuid': uuids.block_device_instance,
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'device_name': '/dev/vdb',
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'source_type': 'blank',
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'destination_type': 'local',
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'delete_on_termination': True,
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'guest_format': None,
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'boot_index': -1})])
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self.swap = block_device_obj.block_device_make_list(
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self.context,
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[fake_block_device.FakeDbBlockDeviceDict(
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{'id': 2,
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'instance_uuid': uuids.block_device_instance,
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'device_name': '/dev/vdc',
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'source_type': 'blank',
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'destination_type': 'local',
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'delete_on_termination': True,
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'guest_format': 'swap',
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'boot_index': -1})])
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self.block_device_mapping = block_device_obj.block_device_make_list(
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self.context,
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[fake_block_device.FakeDbBlockDeviceDict(
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{'id': 3,
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'instance_uuid': uuids.block_device_instance,
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'device_name': '/dev/vda',
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'source_type': 'volume',
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'destination_type': 'volume',
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'volume_id': 'fake-volume-id-1',
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'boot_index': 0}),
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fake_block_device.FakeDbBlockDeviceDict(
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{'id': 4,
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'instance_uuid': uuids.block_device_instance,
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'device_name': '/dev/vdd',
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'source_type': 'snapshot',
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'destination_type': 'volume',
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'snapshot_id': 'fake-snapshot-id-1',
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'boot_index': -1}),
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fake_block_device.FakeDbBlockDeviceDict(
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{'id': 5,
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'instance_uuid': uuids.block_device_instance,
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'device_name': '/dev/vde',
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'source_type': 'blank',
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'destination_type': 'volume',
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'boot_index': -1})])
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self.instance = {'uuid': uuids.instance,
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'ephemeral_gb': 2}
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self.is_libvirt = False
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self.root_device_name = '/dev/vda'
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self.update_called = False
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self.patchers = []
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self.patchers.append(
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mock.patch.object(objects.BlockDeviceMapping, 'save'))
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for patcher in self.patchers:
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patcher.start()
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def tearDown(self):
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super(DefaultDeviceNamesForInstanceTestCase, self).tearDown()
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for patcher in self.patchers:
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patcher.stop()
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def _test_default_device_names(self, *block_device_lists):
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compute_utils.default_device_names_for_instance(self.instance,
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self.root_device_name,
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*block_device_lists)
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def test_only_block_device_mapping(self):
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# Test no-op
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original_bdm = copy.deepcopy(self.block_device_mapping)
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self._test_default_device_names([], [], self.block_device_mapping)
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for original, new in zip(original_bdm, self.block_device_mapping):
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self.assertEqual(original.device_name, new.device_name)
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# Assert it defaults the missing one as expected
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self.block_device_mapping[1]['device_name'] = None
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self.block_device_mapping[2]['device_name'] = None
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self._test_default_device_names([], [], self.block_device_mapping)
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self.assertEqual('/dev/vdb',
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self.block_device_mapping[1]['device_name'])
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self.assertEqual('/dev/vdc',
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self.block_device_mapping[2]['device_name'])
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def test_with_ephemerals(self):
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# Test ephemeral gets assigned
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self.ephemerals[0]['device_name'] = None
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self._test_default_device_names(self.ephemerals, [],
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self.block_device_mapping)
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self.assertEqual(self.ephemerals[0]['device_name'], '/dev/vdb')
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self.block_device_mapping[1]['device_name'] = None
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self.block_device_mapping[2]['device_name'] = None
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self._test_default_device_names(self.ephemerals, [],
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self.block_device_mapping)
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self.assertEqual('/dev/vdc',
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self.block_device_mapping[1]['device_name'])
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self.assertEqual('/dev/vdd',
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self.block_device_mapping[2]['device_name'])
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def test_with_swap(self):
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# Test swap only
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self.swap[0]['device_name'] = None
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self._test_default_device_names([], self.swap, [])
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self.assertEqual(self.swap[0]['device_name'], '/dev/vdb')
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# Test swap and block_device_mapping
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self.swap[0]['device_name'] = None
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self.block_device_mapping[1]['device_name'] = None
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self.block_device_mapping[2]['device_name'] = None
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self._test_default_device_names([], self.swap,
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self.block_device_mapping)
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self.assertEqual(self.swap[0]['device_name'], '/dev/vdb')
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self.assertEqual('/dev/vdc',
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self.block_device_mapping[1]['device_name'])
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self.assertEqual('/dev/vdd',
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self.block_device_mapping[2]['device_name'])
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def test_all_together(self):
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# Test swap missing
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self.swap[0]['device_name'] = None
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self._test_default_device_names(self.ephemerals,
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self.swap, self.block_device_mapping)
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self.assertEqual(self.swap[0]['device_name'], '/dev/vdc')
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# Test swap and eph missing
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self.swap[0]['device_name'] = None
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self.ephemerals[0]['device_name'] = None
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self._test_default_device_names(self.ephemerals,
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self.swap, self.block_device_mapping)
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self.assertEqual(self.ephemerals[0]['device_name'], '/dev/vdb')
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self.assertEqual(self.swap[0]['device_name'], '/dev/vdc')
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# Test all missing
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self.swap[0]['device_name'] = None
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self.ephemerals[0]['device_name'] = None
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self.block_device_mapping[1]['device_name'] = None
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self.block_device_mapping[2]['device_name'] = None
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self._test_default_device_names(self.ephemerals,
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self.swap, self.block_device_mapping)
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self.assertEqual(self.ephemerals[0]['device_name'], '/dev/vdb')
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self.assertEqual(self.swap[0]['device_name'], '/dev/vdc')
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self.assertEqual('/dev/vdd',
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self.block_device_mapping[1]['device_name'])
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self.assertEqual('/dev/vde',
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self.block_device_mapping[2]['device_name'])
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class UsageInfoTestCase(test.TestCase):
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def setUp(self):
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def fake_get_nw_info(cls, ctxt, instance):
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self.assertTrue(ctxt.is_admin)
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return fake_network.fake_get_instance_nw_info(self, 1, 1)
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super(UsageInfoTestCase, self).setUp()
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self.stubs.Set(network_api.API, 'get_instance_nw_info',
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fake_get_nw_info)
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fake_notifier.stub_notifier(self)
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self.addCleanup(fake_notifier.reset)
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self.flags(compute_driver='fake.FakeDriver',
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network_manager='nova.network.manager.FlatManager')
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self.compute = manager.ComputeManager()
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self.user_id = 'fake'
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self.project_id = 'fake'
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self.context = context.RequestContext(self.user_id, self.project_id)
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def fake_show(meh, context, id, **kwargs):
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return {'id': 1, 'properties': {'kernel_id': 1, 'ramdisk_id': 1}}
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self.flags(group='glance', api_servers=['http://localhost:9292'])
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self.stubs.Set(nova.tests.unit.image.fake._FakeImageService,
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'show', fake_show)
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fake_network.set_stub_network_methods(self)
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fake_server_actions.stub_out_action_events(self)
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def test_notify_usage_exists(self):
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# Ensure 'exists' notification generates appropriate usage data.
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instance = create_instance(self.context)
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# Set some system metadata
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sys_metadata = {'image_md_key1': 'val1',
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'image_md_key2': 'val2',
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'other_data': 'meow'}
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instance.system_metadata.update(sys_metadata)
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instance.save()
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compute_utils.notify_usage_exists(
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rpc.get_notifier('compute'), self.context, instance)
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self.assertEqual(len(fake_notifier.NOTIFICATIONS), 1)
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msg = fake_notifier.NOTIFICATIONS[0]
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self.assertEqual(msg.priority, 'INFO')
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self.assertEqual(msg.event_type, 'compute.instance.exists')
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payload = msg.payload
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self.assertEqual(payload['tenant_id'], self.project_id)
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self.assertEqual(payload['user_id'], self.user_id)
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self.assertEqual(payload['instance_id'], instance['uuid'])
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self.assertEqual(payload['instance_type'], 'm1.tiny')
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type_id = flavors.get_flavor_by_name('m1.tiny')['id']
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self.assertEqual(str(payload['instance_type_id']), str(type_id))
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flavor_id = flavors.get_flavor_by_name('m1.tiny')['flavorid']
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self.assertEqual(str(payload['instance_flavor_id']), str(flavor_id))
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for attr in ('display_name', 'created_at', 'launched_at',
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'state', 'state_description',
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'bandwidth', 'audit_period_beginning',
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'audit_period_ending', 'image_meta'):
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self.assertIn(attr, payload,
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"Key %s not in payload" % attr)
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self.assertEqual(payload['image_meta'],
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{'md_key1': 'val1', 'md_key2': 'val2'})
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image_ref_url = "%s/images/%s" % (glance.generate_glance_url(),
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uuids.fake_image_ref)
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self.assertEqual(payload['image_ref_url'], image_ref_url)
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self.compute.terminate_instance(self.context, instance, [], [])
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def test_notify_usage_exists_deleted_instance(self):
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# Ensure 'exists' notification generates appropriate usage data.
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instance = create_instance(self.context)
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# Set some system metadata
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sys_metadata = {'image_md_key1': 'val1',
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'image_md_key2': 'val2',
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'other_data': 'meow'}
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instance.system_metadata.update(sys_metadata)
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instance.save()
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|
self.compute.terminate_instance(self.context, instance, [], [])
|
|
compute_utils.notify_usage_exists(
|
|
rpc.get_notifier('compute'), self.context, instance)
|
|
msg = fake_notifier.NOTIFICATIONS[-1]
|
|
self.assertEqual(msg.priority, 'INFO')
|
|
self.assertEqual(msg.event_type, 'compute.instance.exists')
|
|
payload = msg.payload
|
|
self.assertEqual(payload['tenant_id'], self.project_id)
|
|
self.assertEqual(payload['user_id'], self.user_id)
|
|
self.assertEqual(payload['instance_id'], instance['uuid'])
|
|
self.assertEqual(payload['instance_type'], 'm1.tiny')
|
|
type_id = flavors.get_flavor_by_name('m1.tiny')['id']
|
|
self.assertEqual(str(payload['instance_type_id']), str(type_id))
|
|
flavor_id = flavors.get_flavor_by_name('m1.tiny')['flavorid']
|
|
self.assertEqual(str(payload['instance_flavor_id']), str(flavor_id))
|
|
for attr in ('display_name', 'created_at', 'launched_at',
|
|
'state', 'state_description',
|
|
'bandwidth', 'audit_period_beginning',
|
|
'audit_period_ending', 'image_meta'):
|
|
self.assertIn(attr, payload, "Key %s not in payload" % attr)
|
|
self.assertEqual(payload['image_meta'],
|
|
{'md_key1': 'val1', 'md_key2': 'val2'})
|
|
image_ref_url = "%s/images/%s" % (glance.generate_glance_url(),
|
|
uuids.fake_image_ref)
|
|
self.assertEqual(payload['image_ref_url'], image_ref_url)
|
|
|
|
def test_notify_about_instance_action(self):
|
|
instance = create_instance(self.context)
|
|
|
|
compute_utils.notify_about_instance_action(
|
|
self.context,
|
|
instance,
|
|
host='fake-compute',
|
|
action='delete',
|
|
phase='start')
|
|
|
|
self.assertEqual(len(fake_notifier.VERSIONED_NOTIFICATIONS), 1)
|
|
notification = fake_notifier.VERSIONED_NOTIFICATIONS[0]
|
|
|
|
self.assertEqual(notification['priority'], 'INFO')
|
|
self.assertEqual(notification['event_type'], 'instance.delete.start')
|
|
self.assertEqual(notification['publisher_id'],
|
|
'nova-compute:fake-compute')
|
|
|
|
payload = notification['payload']['nova_object.data']
|
|
self.assertEqual(payload['tenant_id'], self.project_id)
|
|
self.assertEqual(payload['user_id'], self.user_id)
|
|
self.assertEqual(payload['uuid'], instance['uuid'])
|
|
|
|
flavorid = flavors.get_flavor_by_name('m1.tiny')['flavorid']
|
|
flavor = payload['flavor']['nova_object.data']
|
|
self.assertEqual(str(flavor['flavorid']), flavorid)
|
|
|
|
for attr in ('display_name', 'created_at', 'launched_at',
|
|
'state', 'task_state', 'display_description', 'locked'):
|
|
self.assertIn(attr, payload, "Key %s not in payload" % attr)
|
|
|
|
self.assertEqual(payload['image_uuid'], uuids.fake_image_ref)
|
|
|
|
def test_notify_about_volume_swap(self):
|
|
instance = create_instance(self.context)
|
|
|
|
compute_utils.notify_about_volume_swap(
|
|
self.context, instance, 'fake-compute',
|
|
fields.NotificationAction.VOLUME_SWAP,
|
|
fields.NotificationPhase.START,
|
|
uuids.old_volume_id, uuids.new_volume_id)
|
|
|
|
self.assertEqual(len(fake_notifier.VERSIONED_NOTIFICATIONS), 1)
|
|
notification = fake_notifier.VERSIONED_NOTIFICATIONS[0]
|
|
|
|
self.assertEqual('INFO', notification['priority'])
|
|
self.assertEqual('instance.%s.%s' %
|
|
(fields.NotificationAction.VOLUME_SWAP,
|
|
fields.NotificationPhase.START),
|
|
notification['event_type'])
|
|
self.assertEqual('nova-compute:fake-compute',
|
|
notification['publisher_id'])
|
|
|
|
payload = notification['payload']['nova_object.data']
|
|
self.assertEqual(self.project_id, payload['tenant_id'])
|
|
self.assertEqual(self.user_id, payload['user_id'])
|
|
self.assertEqual(instance['uuid'], payload['uuid'])
|
|
|
|
flavorid = flavors.get_flavor_by_name('m1.tiny')['flavorid']
|
|
flavor = payload['flavor']['nova_object.data']
|
|
self.assertEqual(flavorid, str(flavor['flavorid']))
|
|
|
|
for attr in ('display_name', 'created_at', 'launched_at',
|
|
'state', 'task_state'):
|
|
self.assertIn(attr, payload)
|
|
|
|
self.assertEqual(uuids.fake_image_ref, payload['image_uuid'])
|
|
|
|
self.assertEqual(uuids.old_volume_id, payload['old_volume_id'])
|
|
self.assertEqual(uuids.new_volume_id, payload['new_volume_id'])
|
|
|
|
def test_notify_about_volume_swap_with_error(self):
|
|
instance = create_instance(self.context)
|
|
|
|
try:
|
|
# To get exception trace, raise and catch an exception
|
|
raise test.TestingException('Volume swap error.')
|
|
except Exception as ex:
|
|
compute_utils.notify_about_volume_swap(
|
|
self.context, instance, 'fake-compute',
|
|
fields.NotificationAction.VOLUME_SWAP,
|
|
fields.NotificationPhase.ERROR,
|
|
uuids.old_volume_id, uuids.new_volume_id, ex)
|
|
|
|
self.assertEqual(len(fake_notifier.VERSIONED_NOTIFICATIONS), 1)
|
|
notification = fake_notifier.VERSIONED_NOTIFICATIONS[0]
|
|
|
|
self.assertEqual('ERROR', notification['priority'])
|
|
self.assertEqual('instance.%s.%s' %
|
|
(fields.NotificationAction.VOLUME_SWAP,
|
|
fields.NotificationPhase.ERROR),
|
|
notification['event_type'])
|
|
self.assertEqual('nova-compute:fake-compute',
|
|
notification['publisher_id'])
|
|
|
|
payload = notification['payload']['nova_object.data']
|
|
self.assertEqual(self.project_id, payload['tenant_id'])
|
|
self.assertEqual(self.user_id, payload['user_id'])
|
|
self.assertEqual(instance['uuid'], payload['uuid'])
|
|
|
|
flavorid = flavors.get_flavor_by_name('m1.tiny')['flavorid']
|
|
flavor = payload['flavor']['nova_object.data']
|
|
self.assertEqual(flavorid, str(flavor['flavorid']))
|
|
|
|
for attr in ('display_name', 'created_at', 'launched_at',
|
|
'state', 'task_state'):
|
|
self.assertIn(attr, payload)
|
|
|
|
self.assertEqual(uuids.fake_image_ref, payload['image_uuid'])
|
|
|
|
self.assertEqual(uuids.old_volume_id, payload['old_volume_id'])
|
|
self.assertEqual(uuids.new_volume_id, payload['new_volume_id'])
|
|
|
|
# Check ExceptionPayload
|
|
exception_payload = payload['fault']['nova_object.data']
|
|
self.assertEqual('TestingException', exception_payload['exception'])
|
|
self.assertEqual('Volume swap error.',
|
|
exception_payload['exception_message'])
|
|
self.assertEqual('test_notify_about_volume_swap_with_error',
|
|
exception_payload['function_name'])
|
|
self.assertEqual('nova.tests.unit.compute.test_compute_utils',
|
|
exception_payload['module_name'])
|
|
|
|
def test_notify_usage_exists_instance_not_found(self):
|
|
# Ensure 'exists' notification generates appropriate usage data.
|
|
instance = create_instance(self.context)
|
|
self.compute.terminate_instance(self.context, instance, [], [])
|
|
compute_utils.notify_usage_exists(
|
|
rpc.get_notifier('compute'), self.context, instance)
|
|
msg = fake_notifier.NOTIFICATIONS[-1]
|
|
self.assertEqual(msg.priority, 'INFO')
|
|
self.assertEqual(msg.event_type, 'compute.instance.exists')
|
|
payload = msg.payload
|
|
self.assertEqual(payload['tenant_id'], self.project_id)
|
|
self.assertEqual(payload['user_id'], self.user_id)
|
|
self.assertEqual(payload['instance_id'], instance['uuid'])
|
|
self.assertEqual(payload['instance_type'], 'm1.tiny')
|
|
type_id = flavors.get_flavor_by_name('m1.tiny')['id']
|
|
self.assertEqual(str(payload['instance_type_id']), str(type_id))
|
|
flavor_id = flavors.get_flavor_by_name('m1.tiny')['flavorid']
|
|
self.assertEqual(str(payload['instance_flavor_id']), str(flavor_id))
|
|
for attr in ('display_name', 'created_at', 'launched_at',
|
|
'state', 'state_description',
|
|
'bandwidth', 'audit_period_beginning',
|
|
'audit_period_ending', 'image_meta'):
|
|
self.assertIn(attr, payload, "Key %s not in payload" % attr)
|
|
self.assertEqual(payload['image_meta'], {})
|
|
image_ref_url = "%s/images/%s" % (glance.generate_glance_url(),
|
|
uuids.fake_image_ref)
|
|
self.assertEqual(payload['image_ref_url'], image_ref_url)
|
|
|
|
def test_notify_about_instance_usage(self):
|
|
instance = create_instance(self.context)
|
|
# Set some system metadata
|
|
sys_metadata = {'image_md_key1': 'val1',
|
|
'image_md_key2': 'val2',
|
|
'other_data': 'meow'}
|
|
instance.system_metadata.update(sys_metadata)
|
|
instance.save()
|
|
extra_usage_info = {'image_name': 'fake_name'}
|
|
compute_utils.notify_about_instance_usage(
|
|
rpc.get_notifier('compute'),
|
|
self.context, instance, 'create.start',
|
|
extra_usage_info=extra_usage_info)
|
|
self.assertEqual(len(fake_notifier.NOTIFICATIONS), 1)
|
|
msg = fake_notifier.NOTIFICATIONS[0]
|
|
self.assertEqual(msg.priority, 'INFO')
|
|
self.assertEqual(msg.event_type, 'compute.instance.create.start')
|
|
payload = msg.payload
|
|
self.assertEqual(payload['tenant_id'], self.project_id)
|
|
self.assertEqual(payload['user_id'], self.user_id)
|
|
self.assertEqual(payload['instance_id'], instance['uuid'])
|
|
self.assertEqual(payload['instance_type'], 'm1.tiny')
|
|
type_id = flavors.get_flavor_by_name('m1.tiny')['id']
|
|
self.assertEqual(str(payload['instance_type_id']), str(type_id))
|
|
flavor_id = flavors.get_flavor_by_name('m1.tiny')['flavorid']
|
|
self.assertEqual(str(payload['instance_flavor_id']), str(flavor_id))
|
|
for attr in ('display_name', 'created_at', 'launched_at',
|
|
'state', 'state_description', 'image_meta'):
|
|
self.assertIn(attr, payload, "Key %s not in payload" % attr)
|
|
self.assertEqual(payload['image_meta'],
|
|
{'md_key1': 'val1', 'md_key2': 'val2'})
|
|
self.assertEqual(payload['image_name'], 'fake_name')
|
|
image_ref_url = "%s/images/%s" % (glance.generate_glance_url(),
|
|
uuids.fake_image_ref)
|
|
self.assertEqual(payload['image_ref_url'], image_ref_url)
|
|
self.compute.terminate_instance(self.context, instance, [], [])
|
|
|
|
def test_notify_about_aggregate_update_with_id(self):
|
|
# Set aggregate payload
|
|
aggregate_payload = {'aggregate_id': 1}
|
|
compute_utils.notify_about_aggregate_update(self.context,
|
|
"create.end",
|
|
aggregate_payload)
|
|
self.assertEqual(len(fake_notifier.NOTIFICATIONS), 1)
|
|
msg = fake_notifier.NOTIFICATIONS[0]
|
|
self.assertEqual(msg.priority, 'INFO')
|
|
self.assertEqual(msg.event_type, 'aggregate.create.end')
|
|
payload = msg.payload
|
|
self.assertEqual(payload['aggregate_id'], 1)
|
|
|
|
def test_notify_about_aggregate_update_with_name(self):
|
|
# Set aggregate payload
|
|
aggregate_payload = {'name': 'fakegroup'}
|
|
compute_utils.notify_about_aggregate_update(self.context,
|
|
"create.start",
|
|
aggregate_payload)
|
|
self.assertEqual(len(fake_notifier.NOTIFICATIONS), 1)
|
|
msg = fake_notifier.NOTIFICATIONS[0]
|
|
self.assertEqual(msg.priority, 'INFO')
|
|
self.assertEqual(msg.event_type, 'aggregate.create.start')
|
|
payload = msg.payload
|
|
self.assertEqual(payload['name'], 'fakegroup')
|
|
|
|
def test_notify_about_aggregate_update_without_name_id(self):
|
|
# Set empty aggregate payload
|
|
aggregate_payload = {}
|
|
compute_utils.notify_about_aggregate_update(self.context,
|
|
"create.start",
|
|
aggregate_payload)
|
|
self.assertEqual(len(fake_notifier.NOTIFICATIONS), 0)
|
|
|
|
|
|
class ComputeUtilsGetValFromSysMetadata(test.NoDBTestCase):
|
|
|
|
def test_get_value_from_system_metadata(self):
|
|
instance = fake_instance.fake_instance_obj('fake-context')
|
|
system_meta = {'int_val': 1,
|
|
'int_string': '2',
|
|
'not_int': 'Nope'}
|
|
instance.system_metadata = system_meta
|
|
|
|
result = compute_utils.get_value_from_system_metadata(
|
|
instance, 'int_val', int, 0)
|
|
self.assertEqual(1, result)
|
|
|
|
result = compute_utils.get_value_from_system_metadata(
|
|
instance, 'int_string', int, 0)
|
|
self.assertEqual(2, result)
|
|
|
|
result = compute_utils.get_value_from_system_metadata(
|
|
instance, 'not_int', int, 0)
|
|
self.assertEqual(0, result)
|
|
|
|
|
|
class ComputeUtilsGetNWInfo(test.NoDBTestCase):
|
|
def test_instance_object_none_info_cache(self):
|
|
inst = fake_instance.fake_instance_obj('fake-context',
|
|
expected_attrs=['info_cache'])
|
|
self.assertIsNone(inst.info_cache)
|
|
result = compute_utils.get_nw_info_for_instance(inst)
|
|
self.assertEqual(jsonutils.dumps([]), result.json())
|
|
|
|
|
|
class ComputeUtilsGetRebootTypes(test.NoDBTestCase):
|
|
def setUp(self):
|
|
super(ComputeUtilsGetRebootTypes, self).setUp()
|
|
self.context = context.RequestContext('fake', 'fake')
|
|
|
|
def test_get_reboot_type_started_soft(self):
|
|
reboot_type = compute_utils.get_reboot_type(task_states.REBOOT_STARTED,
|
|
power_state.RUNNING)
|
|
self.assertEqual(reboot_type, 'SOFT')
|
|
|
|
def test_get_reboot_type_pending_soft(self):
|
|
reboot_type = compute_utils.get_reboot_type(task_states.REBOOT_PENDING,
|
|
power_state.RUNNING)
|
|
self.assertEqual(reboot_type, 'SOFT')
|
|
|
|
def test_get_reboot_type_hard(self):
|
|
reboot_type = compute_utils.get_reboot_type('foo', power_state.RUNNING)
|
|
self.assertEqual(reboot_type, 'HARD')
|
|
|
|
def test_get_reboot_not_running_hard(self):
|
|
reboot_type = compute_utils.get_reboot_type('foo', 'bar')
|
|
self.assertEqual(reboot_type, 'HARD')
|
|
|
|
|
|
class ComputeUtilsTestCase(test.NoDBTestCase):
|
|
|
|
def setUp(self):
|
|
super(ComputeUtilsTestCase, self).setUp()
|
|
self.compute = 'compute'
|
|
self.user_id = 'fake'
|
|
self.project_id = 'fake'
|
|
self.context = context.RequestContext(self.user_id,
|
|
self.project_id)
|
|
|
|
@mock.patch.object(objects.InstanceActionEvent, 'event_start')
|
|
@mock.patch.object(objects.InstanceActionEvent,
|
|
'event_finish_with_failure')
|
|
def test_wrap_instance_event(self, mock_finish, mock_start):
|
|
inst = {"uuid": uuids.instance}
|
|
|
|
@compute_utils.wrap_instance_event(prefix='compute')
|
|
def fake_event(self, context, instance):
|
|
pass
|
|
|
|
fake_event(self.compute, self.context, instance=inst)
|
|
|
|
self.assertTrue(mock_start.called)
|
|
self.assertTrue(mock_finish.called)
|
|
|
|
@mock.patch.object(objects.InstanceActionEvent, 'event_start')
|
|
@mock.patch.object(objects.InstanceActionEvent,
|
|
'event_finish_with_failure')
|
|
def test_wrap_instance_event_return(self, mock_finish, mock_start):
|
|
inst = {"uuid": uuids.instance}
|
|
|
|
@compute_utils.wrap_instance_event(prefix='compute')
|
|
def fake_event(self, context, instance):
|
|
return True
|
|
|
|
retval = fake_event(self.compute, self.context, instance=inst)
|
|
|
|
self.assertTrue(retval)
|
|
self.assertTrue(mock_start.called)
|
|
self.assertTrue(mock_finish.called)
|
|
|
|
@mock.patch.object(objects.InstanceActionEvent, 'event_start')
|
|
@mock.patch.object(objects.InstanceActionEvent,
|
|
'event_finish_with_failure')
|
|
def test_wrap_instance_event_log_exception(self, mock_finish, mock_start):
|
|
inst = {"uuid": uuids.instance}
|
|
|
|
@compute_utils.wrap_instance_event(prefix='compute')
|
|
def fake_event(self2, context, instance):
|
|
raise exception.NovaException()
|
|
|
|
self.assertRaises(exception.NovaException, fake_event,
|
|
self.compute, self.context, instance=inst)
|
|
|
|
self.assertTrue(mock_start.called)
|
|
self.assertTrue(mock_finish.called)
|
|
args, kwargs = mock_finish.call_args
|
|
self.assertIsInstance(kwargs['exc_val'], exception.NovaException)
|
|
|
|
@mock.patch('netifaces.interfaces')
|
|
def test_get_machine_ips_value_error(self, mock_interfaces):
|
|
# Tests that the utility method does not explode if netifaces raises
|
|
# a ValueError.
|
|
iface = mock.sentinel
|
|
mock_interfaces.return_value = [iface]
|
|
with mock.patch('netifaces.ifaddresses',
|
|
side_effect=ValueError) as mock_ifaddresses:
|
|
addresses = compute_utils.get_machine_ips()
|
|
self.assertEqual([], addresses)
|
|
mock_ifaddresses.assert_called_once_with(iface)
|
|
|
|
@mock.patch('nova.compute.utils.notify_about_instance_usage')
|
|
@mock.patch('nova.objects.Instance.destroy')
|
|
def test_notify_about_instance_delete(self, mock_instance_destroy,
|
|
mock_notify_usage):
|
|
instance = fake_instance.fake_instance_obj(
|
|
self.context, expected_attrs=('system_metadata',))
|
|
with compute_utils.notify_about_instance_delete(
|
|
mock.sentinel.notifier, self.context, instance):
|
|
instance.destroy()
|
|
expected_notify_calls = [
|
|
mock.call(mock.sentinel.notifier, self.context, instance,
|
|
'delete.start'),
|
|
mock.call(mock.sentinel.notifier, self.context, instance,
|
|
'delete.end', system_metadata=instance.system_metadata)
|
|
]
|
|
mock_notify_usage.assert_has_calls(expected_notify_calls)
|
|
|
|
|
|
class ComputeUtilsQuotaDeltaTestCase(test.TestCase):
|
|
def setUp(self):
|
|
super(ComputeUtilsQuotaDeltaTestCase, self).setUp()
|
|
self.context = context.RequestContext('fake', 'fake')
|
|
|
|
def test_upsize_quota_delta(self):
|
|
old_flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
new_flavor = flavors.get_flavor_by_name('m1.medium')
|
|
|
|
expected_deltas = {
|
|
'cores': new_flavor['vcpus'] - old_flavor['vcpus'],
|
|
'ram': new_flavor['memory_mb'] - old_flavor['memory_mb']
|
|
}
|
|
|
|
deltas = compute_utils.upsize_quota_delta(self.context, new_flavor,
|
|
old_flavor)
|
|
self.assertEqual(expected_deltas, deltas)
|
|
|
|
def test_downsize_quota_delta(self):
|
|
inst = create_instance(self.context, params=None)
|
|
inst.old_flavor = flavors.get_flavor_by_name('m1.medium')
|
|
inst.new_flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
|
|
expected_deltas = {
|
|
'cores': (inst.new_flavor['vcpus'] -
|
|
inst.old_flavor['vcpus']),
|
|
'ram': (inst.new_flavor['memory_mb'] -
|
|
inst.old_flavor['memory_mb'])
|
|
}
|
|
|
|
deltas = compute_utils.downsize_quota_delta(self.context, inst)
|
|
self.assertEqual(expected_deltas, deltas)
|
|
|
|
def test_reverse_quota_delta(self):
|
|
inst = create_instance(self.context, params=None)
|
|
inst.old_flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
inst.new_flavor = flavors.get_flavor_by_name('m1.medium')
|
|
|
|
expected_deltas = {
|
|
'cores': -1 * (inst.new_flavor['vcpus'] -
|
|
inst.old_flavor['vcpus']),
|
|
'ram': -1 * (inst.new_flavor['memory_mb'] -
|
|
inst.old_flavor['memory_mb'])
|
|
}
|
|
|
|
deltas = compute_utils.reverse_upsize_quota_delta(self.context, inst)
|
|
self.assertEqual(expected_deltas, deltas)
|
|
|
|
@mock.patch.object(objects.Quotas, 'reserve')
|
|
@mock.patch.object(objects.quotas, 'ids_from_instance')
|
|
def test_reserve_quota_delta(self, mock_ids_from_instance,
|
|
mock_reserve):
|
|
quotas = objects.Quotas(context=context)
|
|
inst = create_instance(self.context, params=None)
|
|
inst.old_flavor = flavors.get_flavor_by_name('m1.tiny')
|
|
inst.new_flavor = flavors.get_flavor_by_name('m1.medium')
|
|
|
|
mock_ids_from_instance.return_value = (inst.project_id, inst.user_id)
|
|
mock_reserve.return_value = quotas
|
|
|
|
deltas = compute_utils.upsize_quota_delta(self.context,
|
|
inst.new_flavor,
|
|
inst.old_flavor)
|
|
compute_utils.reserve_quota_delta(self.context, deltas, inst)
|
|
mock_reserve.assert_called_once_with(project_id=inst.project_id,
|
|
user_id=inst.user_id, **deltas)
|
|
|
|
|
|
class IsVolumeBackedInstanceTestCase(test.TestCase):
|
|
def setUp(self):
|
|
super(IsVolumeBackedInstanceTestCase, self).setUp()
|
|
self.user_id = 'fake'
|
|
self.project_id = 'fake'
|
|
self.context = context.RequestContext(self.user_id,
|
|
self.project_id)
|
|
|
|
def test_is_volume_backed_instance_no_bdm_no_image(self):
|
|
ctxt = self.context
|
|
|
|
instance = create_instance(ctxt, params={'image_ref': ''})
|
|
self.assertTrue(
|
|
compute_utils.is_volume_backed_instance(ctxt, instance, None))
|
|
|
|
def test_is_volume_backed_instance_empty_bdm_with_image(self):
|
|
ctxt = self.context
|
|
instance = create_instance(ctxt, params={
|
|
'root_device_name': 'vda',
|
|
'image_ref': FAKE_IMAGE_REF
|
|
})
|
|
self.assertFalse(
|
|
compute_utils.is_volume_backed_instance(
|
|
ctxt, instance,
|
|
block_device_obj.block_device_make_list(ctxt, [])))
|
|
|
|
def test_is_volume_backed_instance_bdm_volume_no_image(self):
|
|
ctxt = self.context
|
|
instance = create_instance(ctxt, params={
|
|
'root_device_name': 'vda',
|
|
'image_ref': ''
|
|
})
|
|
bdms = block_device_obj.block_device_make_list(ctxt,
|
|
[fake_block_device.FakeDbBlockDeviceDict(
|
|
{'source_type': 'volume',
|
|
'device_name': '/dev/vda',
|
|
'volume_id': uuids.volume_id,
|
|
'instance_uuid':
|
|
'f8000000-0000-0000-0000-000000000000',
|
|
'boot_index': 0,
|
|
'destination_type': 'volume'})])
|
|
self.assertTrue(
|
|
compute_utils.is_volume_backed_instance(ctxt, instance, bdms))
|
|
|
|
def test_is_volume_backed_instance_bdm_local_no_image(self):
|
|
# if the root device is local the instance is not volume backed, even
|
|
# if no image_ref is set.
|
|
ctxt = self.context
|
|
instance = create_instance(ctxt, params={
|
|
'root_device_name': 'vda',
|
|
'image_ref': ''
|
|
})
|
|
bdms = block_device_obj.block_device_make_list(ctxt,
|
|
[fake_block_device.FakeDbBlockDeviceDict(
|
|
{'source_type': 'volume',
|
|
'device_name': '/dev/vda',
|
|
'volume_id': uuids.volume_id,
|
|
'destination_type': 'local',
|
|
'instance_uuid': 'f8000000-0000-0000-0000-000000000000',
|
|
'boot_index': 0,
|
|
'snapshot_id': None}),
|
|
fake_block_device.FakeDbBlockDeviceDict(
|
|
{'source_type': 'volume',
|
|
'device_name': '/dev/vdb',
|
|
'instance_uuid': 'f8000000-0000-0000-0000-000000000000',
|
|
'boot_index': 1,
|
|
'destination_type': 'volume',
|
|
'volume_id': 'c2ec2156-d75e-11e2-985b-5254009297d6',
|
|
'snapshot_id': None})])
|
|
self.assertFalse(
|
|
compute_utils.is_volume_backed_instance(ctxt, instance, bdms))
|
|
|
|
def test_is_volume_backed_instance_bdm_volume_with_image(self):
|
|
ctxt = self.context
|
|
instance = create_instance(ctxt, params={
|
|
'root_device_name': 'vda',
|
|
'image_ref': FAKE_IMAGE_REF
|
|
})
|
|
bdms = block_device_obj.block_device_make_list(ctxt,
|
|
[fake_block_device.FakeDbBlockDeviceDict(
|
|
{'source_type': 'volume',
|
|
'device_name': '/dev/vda',
|
|
'volume_id': uuids.volume_id,
|
|
'boot_index': 0,
|
|
'destination_type': 'volume'})])
|
|
self.assertTrue(
|
|
compute_utils.is_volume_backed_instance(ctxt, instance, bdms))
|
|
|
|
def test_is_volume_backed_instance_bdm_snapshot(self):
|
|
ctxt = self.context
|
|
instance = create_instance(ctxt, params={
|
|
'root_device_name': 'vda'
|
|
})
|
|
bdms = block_device_obj.block_device_make_list(ctxt,
|
|
[fake_block_device.FakeDbBlockDeviceDict(
|
|
{'source_type': 'volume',
|
|
'device_name': '/dev/vda',
|
|
'snapshot_id': 'de8836ac-d75e-11e2-8271-5254009297d6',
|
|
'instance_uuid': 'f8000000-0000-0000-0000-000000000000',
|
|
'destination_type': 'volume',
|
|
'boot_index': 0,
|
|
'volume_id': None})])
|
|
self.assertTrue(
|
|
compute_utils.is_volume_backed_instance(ctxt, instance, bdms))
|
|
|
|
@mock.patch.object(objects.BlockDeviceMappingList, 'get_by_instance_uuid')
|
|
def test_is_volume_backed_instance_empty_bdm_by_uuid(self, mock_bdms):
|
|
ctxt = self.context
|
|
instance = create_instance(ctxt)
|
|
mock_bdms.return_value = block_device_obj.block_device_make_list(
|
|
ctxt, [])
|
|
self.assertFalse(
|
|
compute_utils.is_volume_backed_instance(ctxt, instance, None))
|
|
mock_bdms.assert_called_with(ctxt, instance.uuid)
|