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

1187 lines
48 KiB
Python

# Copyright 2013 Josh Durgin
# Copyright 2013 Red Hat, Inc.
# 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_serialization import jsonutils
from oslo_utils import encodeutils
from six.moves import urllib
import webob
from webob import exc
from nova.api.openstack import common
from nova.api.openstack.compute import assisted_volume_snapshots \
as assisted_snaps_v21
from nova.api.openstack.compute import volumes as volumes_v21
from nova.compute import api as compute_api
from nova.compute import flavors
from nova.compute import task_states
from nova.compute import vm_states
import nova.conf
from nova import context
from nova import exception
from nova import objects
from nova import test
from nova.tests.unit.api.openstack import fakes
from nova.tests.unit import fake_block_device
from nova.tests.unit import fake_instance
from nova.volume import cinder
CONF = nova.conf.CONF
# This is the server ID.
FAKE_UUID = 'aaaaaaaa-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
# This is the old volume ID (to swap from).
FAKE_UUID_A = '00000000-aaaa-aaaa-aaaa-000000000000'
# This is the new volume ID (to swap to).
FAKE_UUID_B = 'bbbbbbbb-bbbb-bbbb-bbbb-bbbbbbbbbbbb'
# This is a volume that is not found.
FAKE_UUID_C = 'cccccccc-cccc-cccc-cccc-cccccccccccc'
IMAGE_UUID = 'c905cedb-7281-47e4-8a62-f26bc5fc4c77'
def fake_get_instance(self, context, instance_id, expected_attrs=None):
return fake_instance.fake_instance_obj(context, **{'uuid': instance_id})
def fake_get_volume(self, context, id):
if id == FAKE_UUID_A:
status = 'in-use'
attach_status = 'attached'
elif id == FAKE_UUID_B:
status = 'available'
attach_status = 'detached'
else:
raise exception.VolumeNotFound(volume_id=id)
return {'id': id, 'status': status, 'attach_status': attach_status}
def fake_attach_volume(self, context, instance, volume_id, device, tag=None):
pass
def fake_detach_volume(self, context, instance, volume):
pass
def fake_swap_volume(self, context, instance, old_volume, new_volume):
if old_volume['id'] != FAKE_UUID_A:
raise exception.VolumeBDMNotFound(volume_id=old_volume['id'])
def fake_create_snapshot(self, context, volume, name, description):
return {'id': 123,
'volume_id': 'fakeVolId',
'status': 'available',
'volume_size': 123,
'created_at': '2013-01-01 00:00:01',
'display_name': 'myVolumeName',
'display_description': 'myVolumeDescription'}
def fake_delete_snapshot(self, context, snapshot_id):
pass
def fake_compute_volume_snapshot_delete(self, context, volume_id, snapshot_id,
delete_info):
pass
def fake_compute_volume_snapshot_create(self, context, volume_id,
create_info):
pass
@classmethod
def fake_bdm_get_by_volume_and_instance(cls, ctxt, volume_id, instance_uuid):
if volume_id != FAKE_UUID_A:
raise exception.VolumeBDMNotFound(volume_id=volume_id)
db_bdm = fake_block_device.FakeDbBlockDeviceDict(
{'id': 1,
'instance_uuid': instance_uuid,
'device_name': '/dev/fake0',
'delete_on_termination': 'False',
'source_type': 'volume',
'destination_type': 'volume',
'snapshot_id': None,
'volume_id': FAKE_UUID_A,
'volume_size': 1})
return objects.BlockDeviceMapping._from_db_object(
ctxt, objects.BlockDeviceMapping(), db_bdm)
class BootFromVolumeTest(test.TestCase):
def setUp(self):
super(BootFromVolumeTest, self).setUp()
self.stubs.Set(compute_api.API, 'create',
self._get_fake_compute_api_create())
fakes.stub_out_nw_api(self)
self._block_device_mapping_seen = None
self._legacy_bdm_seen = True
def _get_fake_compute_api_create(self):
def _fake_compute_api_create(cls, context, instance_type,
image_href, **kwargs):
self._block_device_mapping_seen = kwargs.get(
'block_device_mapping')
self._legacy_bdm_seen = kwargs.get('legacy_bdm')
inst_type = flavors.get_flavor_by_flavor_id(2)
resv_id = None
return ([{'id': 1,
'display_name': 'test_server',
'uuid': FAKE_UUID,
'instance_type': inst_type,
'access_ip_v4': '1.2.3.4',
'access_ip_v6': 'fead::1234',
'image_ref': IMAGE_UUID,
'user_id': 'fake',
'project_id': 'fake',
'created_at': datetime.datetime(2010, 10, 10, 12, 0, 0),
'updated_at': datetime.datetime(2010, 11, 11, 11, 0, 0),
'progress': 0,
'fixed_ips': []
}], resv_id)
return _fake_compute_api_create
def test_create_root_volume(self):
body = dict(server=dict(
name='test_server', imageRef=IMAGE_UUID,
flavorRef=2, min_count=1, max_count=1,
block_device_mapping=[dict(
volume_id='ca9fe3f5-cede-43cb-8050-1672acabe348',
device_name='/dev/vda',
delete_on_termination=False,
)]
))
req = fakes.HTTPRequest.blank('/v2/fake/os-volumes_boot')
req.method = 'POST'
req.body = jsonutils.dump_as_bytes(body)
req.headers['content-type'] = 'application/json'
res = req.get_response(fakes.wsgi_app_v21())
self.assertEqual(202, res.status_int)
server = jsonutils.loads(res.body)['server']
self.assertEqual(FAKE_UUID, server['id'])
self.assertEqual(CONF.password_length, len(server['adminPass']))
self.assertEqual(1, len(self._block_device_mapping_seen))
self.assertTrue(self._legacy_bdm_seen)
self.assertEqual('ca9fe3f5-cede-43cb-8050-1672acabe348',
self._block_device_mapping_seen[0]['volume_id'])
self.assertEqual('/dev/vda',
self._block_device_mapping_seen[0]['device_name'])
def test_create_root_volume_bdm_v2(self):
body = dict(server=dict(
name='test_server', imageRef=IMAGE_UUID,
flavorRef=2, min_count=1, max_count=1,
block_device_mapping_v2=[dict(
source_type='volume',
uuid='1',
device_name='/dev/vda',
boot_index=0,
delete_on_termination=False,
)]
))
req = fakes.HTTPRequest.blank('/v2/fake/os-volumes_boot')
req.method = 'POST'
req.body = jsonutils.dump_as_bytes(body)
req.headers['content-type'] = 'application/json'
res = req.get_response(fakes.wsgi_app_v21())
self.assertEqual(202, res.status_int)
server = jsonutils.loads(res.body)['server']
self.assertEqual(FAKE_UUID, server['id'])
self.assertEqual(CONF.password_length, len(server['adminPass']))
self.assertEqual(1, len(self._block_device_mapping_seen))
self.assertFalse(self._legacy_bdm_seen)
self.assertEqual('1', self._block_device_mapping_seen[0]['volume_id'])
self.assertEqual(0, self._block_device_mapping_seen[0]['boot_index'])
self.assertEqual('/dev/vda',
self._block_device_mapping_seen[0]['device_name'])
class VolumeApiTestV21(test.NoDBTestCase):
url_prefix = '/v2/fake'
def setUp(self):
super(VolumeApiTestV21, self).setUp()
fakes.stub_out_networking(self)
self.stubs.Set(cinder.API, "delete", fakes.stub_volume_delete)
self.stubs.Set(cinder.API, "get", fakes.stub_volume_get)
self.stubs.Set(cinder.API, "get_all", fakes.stub_volume_get_all)
self.context = context.get_admin_context()
@property
def app(self):
return fakes.wsgi_app_v21()
def test_volume_create(self):
self.stubs.Set(cinder.API, "create", fakes.stub_volume_create)
vol = {"size": 100,
"display_name": "Volume Test Name",
"display_description": "Volume Test Desc",
"availability_zone": "zone1:host1"}
body = {"volume": vol}
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes')
req.method = 'POST'
req.body = jsonutils.dump_as_bytes(body)
req.headers['content-type'] = 'application/json'
resp = req.get_response(self.app)
self.assertEqual(200, resp.status_int)
resp_dict = jsonutils.loads(resp.body)
self.assertIn('volume', resp_dict)
self.assertEqual(vol['size'], resp_dict['volume']['size'])
self.assertEqual(vol['display_name'],
resp_dict['volume']['displayName'])
self.assertEqual(vol['display_description'],
resp_dict['volume']['displayDescription'])
self.assertEqual(vol['availability_zone'],
resp_dict['volume']['availabilityZone'])
def _test_volume_translate_exception(self, cinder_exc, api_exc):
"""Tests that cinder exceptions are correctly translated"""
def fake_volume_create(self, context, size, name, description,
snapshot, **param):
raise cinder_exc
self.stubs.Set(cinder.API, "create", fake_volume_create)
vol = {"size": '10',
"display_name": "Volume Test Name",
"display_description": "Volume Test Desc",
"availability_zone": "zone1:host1"}
body = {"volume": vol}
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes')
self.assertRaises(api_exc,
volumes_v21.VolumeController().create, req,
body=body)
@mock.patch.object(cinder.API, 'get_snapshot')
@mock.patch.object(cinder.API, 'create')
def test_volume_create_bad_snapshot_id(self, mock_create, mock_get):
vol = {"snapshot_id": '1', "size": 10}
body = {"volume": vol}
mock_get.side_effect = exception.SnapshotNotFound(snapshot_id='1')
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes')
self.assertRaises(webob.exc.HTTPNotFound,
volumes_v21.VolumeController().create, req,
body=body)
def test_volume_create_bad_input(self):
self._test_volume_translate_exception(
exception.InvalidInput(reason='fake'), webob.exc.HTTPBadRequest)
def test_volume_create_bad_quota(self):
self._test_volume_translate_exception(
exception.OverQuota(overs='fake'), webob.exc.HTTPForbidden)
def test_volume_index(self):
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes')
resp = req.get_response(self.app)
self.assertEqual(200, resp.status_int)
def test_volume_detail(self):
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes/detail')
resp = req.get_response(self.app)
self.assertEqual(200, resp.status_int)
def test_volume_show(self):
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes/123')
resp = req.get_response(self.app)
self.assertEqual(200, resp.status_int)
def test_volume_show_no_volume(self):
self.stubs.Set(cinder.API, "get", fakes.stub_volume_notfound)
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes/456')
resp = req.get_response(self.app)
self.assertEqual(404, resp.status_int)
self.assertIn('Volume 456 could not be found.',
encodeutils.safe_decode(resp.body))
def test_volume_delete(self):
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes/123')
req.method = 'DELETE'
resp = req.get_response(self.app)
self.assertEqual(202, resp.status_int)
def test_volume_delete_no_volume(self):
self.stubs.Set(cinder.API, "delete", fakes.stub_volume_notfound)
req = fakes.HTTPRequest.blank(self.url_prefix + '/os-volumes/456')
req.method = 'DELETE'
resp = req.get_response(self.app)
self.assertEqual(404, resp.status_int)
self.assertIn('Volume 456 could not be found.',
encodeutils.safe_decode(resp.body))
def _test_list_with_invalid_filter(self, url):
prefix = '/os-volumes'
req = fakes.HTTPRequest.blank(prefix + url)
self.assertRaises(exception.ValidationError,
volumes_v21.VolumeController().index,
req)
def test_list_with_invalid_non_int_limit(self):
self._test_list_with_invalid_filter('?limit=-9')
def test_list_with_invalid_string_limit(self):
self._test_list_with_invalid_filter('?limit=abc')
def test_list_duplicate_query_with_invalid_string_limit(self):
self._test_list_with_invalid_filter(
'?limit=1&limit=abc')
def test_detail_list_with_invalid_non_int_limit(self):
self._test_list_with_invalid_filter('/detail?limit=-9')
def test_detail_list_with_invalid_string_limit(self):
self._test_list_with_invalid_filter('/detail?limit=abc')
def test_detail_list_duplicate_query_with_invalid_string_limit(self):
self._test_list_with_invalid_filter(
'/detail?limit=1&limit=abc')
def test_list_with_invalid_non_int_offset(self):
self._test_list_with_invalid_filter('?offset=-9')
def test_list_with_invalid_string_offset(self):
self._test_list_with_invalid_filter('?offset=abc')
def test_list_duplicate_query_with_invalid_string_offset(self):
self._test_list_with_invalid_filter(
'?offset=1&offset=abc')
def test_detail_list_with_invalid_non_int_offset(self):
self._test_list_with_invalid_filter('/detail?offset=-9')
def test_detail_list_with_invalid_string_offset(self):
self._test_list_with_invalid_filter('/detail?offset=abc')
def test_detail_list_duplicate_query_with_invalid_string_offset(self):
self._test_list_with_invalid_filter(
'/detail?offset=1&offset=abc')
def _test_list_duplicate_query_parameters_validation(self, url):
params = {
'limit': 1,
'offset': 1
}
for param, value in params.items():
req = fakes.HTTPRequest.blank(
self.url_prefix + url + '?%s=%s&%s=%s' %
(param, value, param, value))
resp = req.get_response(self.app)
self.assertEqual(200, resp.status_int)
def test_list_duplicate_query_parameters_validation(self):
self._test_list_duplicate_query_parameters_validation('/os-volumes')
def test_detail_list_duplicate_query_parameters_validation(self):
self._test_list_duplicate_query_parameters_validation(
'/os-volumes/detail')
def test_list_with_additional_filter(self):
req = fakes.HTTPRequest.blank(self.url_prefix +
'/os-volumes?limit=1&offset=1&additional=something')
resp = req.get_response(self.app)
self.assertEqual(200, resp.status_int)
def test_detail_list_with_additional_filter(self):
req = fakes.HTTPRequest.blank(self.url_prefix +
'/os-volumes/detail?limit=1&offset=1&additional=something')
resp = req.get_response(self.app)
self.assertEqual(200, resp.status_int)
class VolumeAttachTestsV21(test.NoDBTestCase):
validation_error = exception.ValidationError
def setUp(self):
super(VolumeAttachTestsV21, self).setUp()
self.stub_out('nova.objects.BlockDeviceMapping'
'.get_by_volume_and_instance',
fake_bdm_get_by_volume_and_instance)
self.stubs.Set(compute_api.API, 'get', fake_get_instance)
self.stubs.Set(cinder.API, 'get', fake_get_volume)
self.context = context.get_admin_context()
self.expected_show = {'volumeAttachment':
{'device': '/dev/fake0',
'serverId': FAKE_UUID,
'id': FAKE_UUID_A,
'volumeId': FAKE_UUID_A
}}
self.attachments = volumes_v21.VolumeAttachmentController()
self.req = fakes.HTTPRequest.blank(
'/v2/servers/id/os-volume_attachments/uuid')
self.req.body = jsonutils.dump_as_bytes({})
self.req.headers['content-type'] = 'application/json'
self.req.environ['nova.context'] = self.context
def test_show(self):
result = self.attachments.show(self.req, FAKE_UUID, FAKE_UUID_A)
self.assertEqual(self.expected_show, result)
@mock.patch.object(compute_api.API, 'get',
side_effect=exception.InstanceNotFound(instance_id=FAKE_UUID))
def test_show_no_instance(self, mock_mr):
self.assertRaises(exc.HTTPNotFound,
self.attachments.show,
self.req,
FAKE_UUID,
FAKE_UUID_A)
@mock.patch.object(objects.BlockDeviceMapping,
'get_by_volume_and_instance',
side_effect=exception.VolumeBDMNotFound(
volume_id=FAKE_UUID_A))
def test_show_no_bdms(self, mock_mr):
self.assertRaises(exc.HTTPNotFound,
self.attachments.show,
self.req,
FAKE_UUID,
FAKE_UUID_A)
def test_show_bdms_no_mountpoint(self):
FAKE_UUID_NOTEXIST = '00000000-aaaa-aaaa-aaaa-aaaaaaaaaaaa'
self.assertRaises(exc.HTTPNotFound,
self.attachments.show,
self.req,
FAKE_UUID,
FAKE_UUID_NOTEXIST)
def test_detach(self):
self.stubs.Set(compute_api.API,
'detach_volume',
fake_detach_volume)
inst = fake_instance.fake_instance_obj(self.context,
**{'uuid': FAKE_UUID})
with mock.patch.object(common, 'get_instance',
return_value=inst) as mock_get_instance:
result = self.attachments.delete(self.req, FAKE_UUID, FAKE_UUID_A)
# NOTE: on v2.1, http status code is set as wsgi_code of API
# method instead of status_int in a response object.
if isinstance(self.attachments,
volumes_v21.VolumeAttachmentController):
status_int = self.attachments.delete.wsgi_code
else:
status_int = result.status_int
self.assertEqual(202, status_int)
mock_get_instance.assert_called_with(
self.attachments.compute_api, self.context, FAKE_UUID,
expected_attrs=['device_metadata'])
@mock.patch.object(common, 'get_instance')
def test_detach_vol_shelved_not_supported(self, mock_get_instance):
inst = fake_instance.fake_instance_obj(self.context,
**{'uuid': FAKE_UUID})
inst.vm_state = vm_states.SHELVED
mock_get_instance.return_value = inst
req = fakes.HTTPRequest.blank(
'/v2/servers/id/os-volume_attachments/uuid', version='2.19')
req.method = 'DELETE'
req.headers['content-type'] = 'application/json'
req.environ['nova.context'] = self.context
self.assertRaises(webob.exc.HTTPConflict,
self.attachments.delete,
req,
FAKE_UUID,
FAKE_UUID_A)
@mock.patch.object(compute_api.API, 'detach_volume')
@mock.patch.object(common, 'get_instance')
def test_detach_vol_shelved_supported(self,
mock_get_instance,
mock_detach):
inst = fake_instance.fake_instance_obj(self.context,
**{'uuid': FAKE_UUID})
inst.vm_state = vm_states.SHELVED
mock_get_instance.return_value = inst
req = fakes.HTTPRequest.blank(
'/v2/servers/id/os-volume_attachments/uuid', version='2.20')
req.method = 'DELETE'
req.headers['content-type'] = 'application/json'
req.environ['nova.context'] = self.context
self.attachments.delete(req, FAKE_UUID, FAKE_UUID_A)
self.assertTrue(mock_detach.called)
def test_detach_vol_not_found(self):
self.stubs.Set(compute_api.API,
'detach_volume',
fake_detach_volume)
self.assertRaises(exc.HTTPNotFound,
self.attachments.delete,
self.req,
FAKE_UUID,
FAKE_UUID_C)
@mock.patch('nova.objects.BlockDeviceMapping.is_root',
new_callable=mock.PropertyMock)
def test_detach_vol_root(self, mock_isroot):
mock_isroot.return_value = True
self.assertRaises(exc.HTTPForbidden,
self.attachments.delete,
self.req,
FAKE_UUID,
FAKE_UUID_A)
def test_detach_volume_from_locked_server(self):
def fake_detach_volume_from_locked_server(self, context,
instance, volume):
raise exception.InstanceIsLocked(instance_uuid=instance['uuid'])
self.stubs.Set(compute_api.API,
'detach_volume',
fake_detach_volume_from_locked_server)
self.assertRaises(webob.exc.HTTPConflict, self.attachments.delete,
self.req, FAKE_UUID, FAKE_UUID_A)
def test_attach_volume(self):
self.stubs.Set(compute_api.API,
'attach_volume',
fake_attach_volume)
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake'}}
result = self.attachments.create(self.req, FAKE_UUID, body=body)
self.assertEqual('00000000-aaaa-aaaa-aaaa-000000000000',
result['volumeAttachment']['id'])
@mock.patch.object(compute_api.API, 'attach_volume',
side_effect=exception.VolumeTaggedAttachNotSupported())
def test_tagged_volume_attach_not_supported(self, mock_attach_volume):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake'}}
self.assertRaises(webob.exc.HTTPBadRequest, self.attachments.create,
self.req, FAKE_UUID, body=body)
@mock.patch.object(common, 'get_instance')
def test_attach_vol_shelved_not_supported(self, mock_get_instance):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake'}}
inst = fake_instance.fake_instance_obj(self.context,
**{'uuid': FAKE_UUID})
inst.vm_state = vm_states.SHELVED
mock_get_instance.return_value = inst
self.assertRaises(webob.exc.HTTPConflict,
self.attachments.create,
self.req,
FAKE_UUID,
body=body)
@mock.patch.object(compute_api.API, 'attach_volume',
return_value='/dev/myfake')
@mock.patch.object(common, 'get_instance')
def test_attach_vol_shelved_supported(self,
mock_get_instance,
mock_attach):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake'}}
inst = fake_instance.fake_instance_obj(self.context,
**{'uuid': FAKE_UUID})
inst.vm_state = vm_states.SHELVED
mock_get_instance.return_value = inst
req = fakes.HTTPRequest.blank('/v2/servers/id/os-volume_attachments',
version='2.20')
req.method = 'POST'
req.body = jsonutils.dump_as_bytes({})
req.headers['content-type'] = 'application/json'
req.environ['nova.context'] = self.context
result = self.attachments.create(req, FAKE_UUID, body=body)
self.assertEqual('00000000-aaaa-aaaa-aaaa-000000000000',
result['volumeAttachment']['id'])
self.assertEqual('/dev/myfake', result['volumeAttachment']['device'])
@mock.patch.object(compute_api.API, 'attach_volume',
return_value='/dev/myfake')
def test_attach_volume_with_auto_device(self, mock_attach):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': None}}
result = self.attachments.create(self.req, FAKE_UUID, body=body)
self.assertEqual('00000000-aaaa-aaaa-aaaa-000000000000',
result['volumeAttachment']['id'])
self.assertEqual('/dev/myfake', result['volumeAttachment']['device'])
def test_attach_volume_to_locked_server(self):
def fake_attach_volume_to_locked_server(self, context, instance,
volume_id, device=None,
tag=None):
raise exception.InstanceIsLocked(instance_uuid=instance['uuid'])
self.stubs.Set(compute_api.API,
'attach_volume',
fake_attach_volume_to_locked_server)
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake'}}
self.assertRaises(webob.exc.HTTPConflict, self.attachments.create,
self.req, FAKE_UUID, body=body)
def test_attach_volume_bad_id(self):
self.stubs.Set(compute_api.API,
'attach_volume',
fake_attach_volume)
body = {
'volumeAttachment': {
'device': None,
'volumeId': 'TESTVOLUME',
}
}
self.assertRaises(self.validation_error, self.attachments.create,
self.req, FAKE_UUID, body=body)
@mock.patch.object(compute_api.API, 'attach_volume',
side_effect=exception.DevicePathInUse(path='/dev/sda'))
def test_attach_volume_device_in_use(self, mock_attach):
body = {
'volumeAttachment': {
'device': '/dev/sda',
'volumeId': FAKE_UUID_A,
}
}
self.assertRaises(webob.exc.HTTPConflict, self.attachments.create,
self.req, FAKE_UUID, body=body)
def test_attach_volume_without_volumeId(self):
self.stubs.Set(compute_api.API,
'attach_volume',
fake_attach_volume)
body = {
'volumeAttachment': {
'device': None
}
}
self.assertRaises(self.validation_error, self.attachments.create,
self.req, FAKE_UUID, body=body)
def test_attach_volume_with_extra_arg(self):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake',
'extra': 'extra_arg'}}
self.assertRaises(self.validation_error, self.attachments.create,
self.req, FAKE_UUID, body=body)
@mock.patch.object(compute_api.API, 'attach_volume')
def test_attach_volume_with_invalid_input(self, mock_attach):
mock_attach.side_effect = exception.InvalidInput(
reason='Invalid volume')
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake'}}
req = fakes.HTTPRequest.blank('/v2/servers/id/os-volume_attachments')
req.method = 'POST'
req.body = jsonutils.dump_as_bytes({})
req.headers['content-type'] = 'application/json'
req.environ['nova.context'] = self.context
self.assertRaises(exc.HTTPBadRequest, self.attachments.create,
req, FAKE_UUID, body=body)
def _test_swap(self, attachments, uuid=FAKE_UUID_A,
fake_func=None, body=None):
fake_func = fake_func or fake_swap_volume
self.stubs.Set(compute_api.API,
'swap_volume',
fake_func)
body = body or {'volumeAttachment': {'volumeId': FAKE_UUID_B}}
return attachments.update(self.req, FAKE_UUID, uuid, body=body)
def test_swap_volume_for_locked_server(self):
def fake_swap_volume_for_locked_server(self, context, instance,
old_volume, new_volume):
raise exception.InstanceIsLocked(instance_uuid=instance['uuid'])
self.assertRaises(webob.exc.HTTPConflict, self._test_swap,
self.attachments,
fake_func=fake_swap_volume_for_locked_server)
def test_swap_volume(self):
result = self._test_swap(self.attachments)
# NOTE: on v2.1, http status code is set as wsgi_code of API
# method instead of status_int in a response object.
if isinstance(self.attachments,
volumes_v21.VolumeAttachmentController):
status_int = self.attachments.update.wsgi_code
else:
status_int = result.status_int
self.assertEqual(202, status_int)
def test_swap_volume_with_nonexistent_uri(self):
self.assertRaises(exc.HTTPNotFound, self._test_swap,
self.attachments, uuid=FAKE_UUID_C)
@mock.patch.object(cinder.API, 'get')
def test_swap_volume_with_nonexistent_dest_in_body(self, mock_update):
mock_update.side_effect = [
None, exception.VolumeNotFound(volume_id=FAKE_UUID_C)]
body = {'volumeAttachment': {'volumeId': FAKE_UUID_C}}
self.assertRaises(exc.HTTPBadRequest, self._test_swap,
self.attachments, body=body)
def test_swap_volume_without_volumeId(self):
body = {'volumeAttachment': {'device': '/dev/fake'}}
self.assertRaises(self.validation_error,
self._test_swap,
self.attachments,
body=body)
def test_swap_volume_with_extra_arg(self):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake'}}
self.assertRaises(self.validation_error,
self._test_swap,
self.attachments,
body=body)
def test_swap_volume_for_bdm_not_found(self):
def fake_swap_volume_for_bdm_not_found(self, context, instance,
old_volume, new_volume):
raise exception.VolumeBDMNotFound(volume_id=FAKE_UUID_C)
self.assertRaises(webob.exc.HTTPNotFound, self._test_swap,
self.attachments,
fake_func=fake_swap_volume_for_bdm_not_found)
def _test_list_with_invalid_filter(self, url):
prefix = '/servers/id/os-volume_attachments'
req = fakes.HTTPRequest.blank(prefix + url)
self.assertRaises(exception.ValidationError,
self.attachments.index,
req,
FAKE_UUID)
def test_list_with_invalid_non_int_limit(self):
self._test_list_with_invalid_filter('?limit=-9')
def test_list_with_invalid_string_limit(self):
self._test_list_with_invalid_filter('?limit=abc')
def test_list_duplicate_query_with_invalid_string_limit(self):
self._test_list_with_invalid_filter(
'?limit=1&limit=abc')
def test_list_with_invalid_non_int_offset(self):
self._test_list_with_invalid_filter('?offset=-9')
def test_list_with_invalid_string_offset(self):
self._test_list_with_invalid_filter('?offset=abc')
def test_list_duplicate_query_with_invalid_string_offset(self):
self._test_list_with_invalid_filter(
'?offset=1&offset=abc')
@mock.patch.object(objects.BlockDeviceMappingList,
'get_by_instance_uuid')
def test_list_duplicate_query_parameters_validation(self, mock_get):
fake_bdms = objects.BlockDeviceMappingList()
mock_get.return_value = fake_bdms
params = {
'limit': 1,
'offset': 1
}
for param, value in params.items():
req = fakes.HTTPRequest.blank(
'/servers/id/os-volume_attachments' + '?%s=%s&%s=%s' %
(param, value, param, value))
self.attachments.index(req, FAKE_UUID)
@mock.patch.object(objects.BlockDeviceMappingList,
'get_by_instance_uuid')
def test_list_with_additional_filter(self, mock_get):
fake_bdms = objects.BlockDeviceMappingList()
mock_get.return_value = fake_bdms
req = fakes.HTTPRequest.blank(
'/servers/id/os-volume_attachments?limit=1&additional=something')
self.attachments.index(req, FAKE_UUID)
class VolumeAttachTestsV249(test.NoDBTestCase):
validation_error = exception.ValidationError
def setUp(self):
super(VolumeAttachTestsV249, self).setUp()
self.attachments = volumes_v21.VolumeAttachmentController()
self.req = fakes.HTTPRequest.blank(
'/v2/servers/id/os-volume_attachments/uuid',
version='2.49')
def test_tagged_volume_attach_invalid_tag_comma(self):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake',
'tag': ','}}
self.assertRaises(exception.ValidationError, self.attachments.create,
self.req, FAKE_UUID, body=body)
def test_tagged_volume_attach_invalid_tag_slash(self):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake',
'tag': '/'}}
self.assertRaises(exception.ValidationError, self.attachments.create,
self.req, FAKE_UUID, body=body)
def test_tagged_volume_attach_invalid_tag_too_long(self):
tag = ''.join(map(str, range(10, 41)))
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake',
'tag': tag}}
self.assertRaises(exception.ValidationError, self.attachments.create,
self.req, FAKE_UUID, body=body)
@mock.patch('nova.compute.api.API.attach_volume')
@mock.patch('nova.compute.api.API.get', fake_get_instance)
def test_tagged_volume_attach_valid_tag(self, _):
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake',
'tag': 'foo'}}
self.attachments.create(self.req, FAKE_UUID, body=body)
class CommonBadRequestTestCase(object):
resource = None
entity_name = None
controller_cls = None
kwargs = {}
bad_request = exc.HTTPBadRequest
"""
Tests of places we throw 400 Bad Request from
"""
def setUp(self):
super(CommonBadRequestTestCase, self).setUp()
self.controller = self.controller_cls()
def _bad_request_create(self, body):
req = fakes.HTTPRequest.blank('/v2/fake/' + self.resource)
req.method = 'POST'
kwargs = self.kwargs.copy()
kwargs['body'] = body
self.assertRaises(self.bad_request,
self.controller.create, req, **kwargs)
def test_create_no_body(self):
self._bad_request_create(body=None)
def test_create_missing_volume(self):
body = {'foo': {'a': 'b'}}
self._bad_request_create(body=body)
def test_create_malformed_entity(self):
body = {self.entity_name: 'string'}
self._bad_request_create(body=body)
class BadRequestVolumeTestCaseV21(CommonBadRequestTestCase,
test.NoDBTestCase):
resource = 'os-volumes'
entity_name = 'volume'
controller_cls = volumes_v21.VolumeController
bad_request = exception.ValidationError
@mock.patch.object(cinder.API, 'delete',
side_effect=exception.InvalidInput(reason='vol attach'))
def test_delete_invalid_status_volume(self, mock_delete):
req = fakes.HTTPRequest.blank('/v2.1/os-volumes')
req.method = 'DELETE'
self.assertRaises(webob.exc.HTTPBadRequest,
self.controller.delete, req, FAKE_UUID)
class BadRequestSnapshotTestCaseV21(CommonBadRequestTestCase,
test.NoDBTestCase):
resource = 'os-snapshots'
entity_name = 'snapshot'
controller_cls = volumes_v21.SnapshotController
bad_request = exception.ValidationError
class AssistedSnapshotCreateTestCaseV21(test.NoDBTestCase):
assisted_snaps = assisted_snaps_v21
bad_request = exception.ValidationError
def setUp(self):
super(AssistedSnapshotCreateTestCaseV21, self).setUp()
self.controller = \
self.assisted_snaps.AssistedVolumeSnapshotsController()
self.stubs.Set(compute_api.API, 'volume_snapshot_create',
fake_compute_volume_snapshot_create)
def test_assisted_create(self):
req = fakes.HTTPRequest.blank('/v2/fake/os-assisted-volume-snapshots')
body = {'snapshot':
{'volume_id': '1',
'create_info': {'type': 'qcow2',
'new_file': 'new_file',
'snapshot_id': 'snapshot_id'}}}
req.method = 'POST'
self.controller.create(req, body=body)
def test_assisted_create_missing_create_info(self):
req = fakes.HTTPRequest.blank('/v2/fake/os-assisted-volume-snapshots')
body = {'snapshot': {'volume_id': '1'}}
req.method = 'POST'
self.assertRaises(self.bad_request, self.controller.create,
req, body=body)
def test_assisted_create_with_unexpected_attr(self):
req = fakes.HTTPRequest.blank('/v2/fake/os-assisted-volume-snapshots')
body = {
'snapshot': {
'volume_id': '1',
'create_info': {
'type': 'qcow2',
'new_file': 'new_file',
'snapshot_id': 'snapshot_id'
}
},
'unexpected': 0,
}
req.method = 'POST'
self.assertRaises(self.bad_request, self.controller.create,
req, body=body)
@mock.patch('nova.objects.BlockDeviceMapping.get_by_volume',
side_effect=exception.VolumeBDMIsMultiAttach(volume_id='1'))
def test_assisted_create_multiattach_fails(self, bdm_get_by_volume):
# unset the stub on volume_snapshot_create from setUp
self.mox.UnsetStubs()
req = fakes.HTTPRequest.blank('/v2/fake/os-assisted-volume-snapshots')
body = {'snapshot':
{'volume_id': '1',
'create_info': {'type': 'qcow2',
'new_file': 'new_file',
'snapshot_id': 'snapshot_id'}}}
req.method = 'POST'
self.assertRaises(
webob.exc.HTTPBadRequest, self.controller.create, req, body=body)
def _test_assisted_create_instance_conflict(self, api_error):
# unset the stub on volume_snaphost_create from setUp
self.mox.UnsetStubs()
req = fakes.HTTPRequest.blank('/v2/fake/os-assisted-volume-snapshots')
body = {'snapshot':
{'volume_id': '1',
'create_info': {'type': 'qcow2',
'new_file': 'new_file',
'snapshot_id': 'snapshot_id'}}}
req.method = 'POST'
with mock.patch.object(compute_api.API, 'volume_snapshot_create',
side_effect=api_error):
self.assertRaises(
webob.exc.HTTPBadRequest, self.controller.create,
req, body=body)
def test_assisted_create_instance_invalid_state(self):
api_error = exception.InstanceInvalidState(
instance_uuid=FAKE_UUID, attr='task_state',
state=task_states.SHELVING_OFFLOADING,
method='volume_snapshot_create')
self._test_assisted_create_instance_conflict(api_error)
def test_assisted_create_instance_not_ready(self):
api_error = exception.InstanceNotReady(instance_id=FAKE_UUID)
self._test_assisted_create_instance_conflict(api_error)
class AssistedSnapshotDeleteTestCaseV21(test.NoDBTestCase):
assisted_snaps = assisted_snaps_v21
def _check_status(self, expected_status, res, controller_method):
self.assertEqual(expected_status, controller_method.wsgi_code)
def setUp(self):
super(AssistedSnapshotDeleteTestCaseV21, self).setUp()
self.controller = \
self.assisted_snaps.AssistedVolumeSnapshotsController()
self.stubs.Set(compute_api.API, 'volume_snapshot_delete',
fake_compute_volume_snapshot_delete)
def test_assisted_delete(self):
params = {
'delete_info': jsonutils.dumps({'volume_id': '1'}),
}
req = fakes.HTTPRequest.blank(
'/v2/fake/os-assisted-volume-snapshots?%s' %
urllib.parse.urlencode(params))
req.method = 'DELETE'
result = self.controller.delete(req, '5')
self._check_status(204, result, self.controller.delete)
def test_assisted_delete_missing_delete_info(self):
req = fakes.HTTPRequest.blank('/v2/fake/os-assisted-volume-snapshots')
req.method = 'DELETE'
self.assertRaises(webob.exc.HTTPBadRequest, self.controller.delete,
req, '5')
def _test_assisted_delete_instance_conflict(self, api_error):
# unset the stub on volume_snapshot_delete from setUp
self.mox.UnsetStubs()
params = {
'delete_info': jsonutils.dumps({'volume_id': '1'}),
}
req = fakes.HTTPRequest.blank(
'/v2/fake/os-assisted-volume-snapshots?%s' %
urllib.parse.urlencode(params))
req.method = 'DELETE'
with mock.patch.object(compute_api.API, 'volume_snapshot_delete',
side_effect=api_error):
self.assertRaises(
webob.exc.HTTPBadRequest, self.controller.delete, req, '5')
def test_assisted_delete_instance_invalid_state(self):
api_error = exception.InstanceInvalidState(
instance_uuid=FAKE_UUID, attr='task_state',
state=task_states.UNSHELVING,
method='volume_snapshot_delete')
self._test_assisted_delete_instance_conflict(api_error)
def test_assisted_delete_instance_not_ready(self):
api_error = exception.InstanceNotReady(instance_id=FAKE_UUID)
self._test_assisted_delete_instance_conflict(api_error)
class TestAssistedVolumeSnapshotsPolicyEnforcementV21(test.NoDBTestCase):
def setUp(self):
super(TestAssistedVolumeSnapshotsPolicyEnforcementV21, self).setUp()
self.controller = (
assisted_snaps_v21.AssistedVolumeSnapshotsController())
self.req = fakes.HTTPRequest.blank('')
def test_create_assisted_volumes_snapshots_policy_failed(self):
rule_name = "os_compute_api:os-assisted-volume-snapshots:create"
self.policy.set_rules({rule_name: "project:non_fake"})
body = {'snapshot':
{'volume_id': '1',
'create_info': {'type': 'qcow2',
'new_file': 'new_file',
'snapshot_id': 'snapshot_id'}}}
exc = self.assertRaises(
exception.PolicyNotAuthorized,
self.controller.create, self.req, body=body)
self.assertEqual(
"Policy doesn't allow %s to be performed." % rule_name,
exc.format_message())
def test_delete_assisted_volumes_snapshots_policy_failed(self):
rule_name = "os_compute_api:os-assisted-volume-snapshots:delete"
self.policy.set_rules({rule_name: "project:non_fake"})
exc = self.assertRaises(
exception.PolicyNotAuthorized,
self.controller.delete, self.req, '5')
self.assertEqual(
"Policy doesn't allow %s to be performed." % rule_name,
exc.format_message())
class TestVolumeAttachPolicyEnforcementV21(test.NoDBTestCase):
def setUp(self):
super(TestVolumeAttachPolicyEnforcementV21, self).setUp()
self.controller = volumes_v21.VolumeAttachmentController()
self.req = fakes.HTTPRequest.blank('')
def _common_policy_check(self, rules, rule_name, func, *arg, **kwarg):
self.policy.set_rules(rules)
exc = self.assertRaises(
exception.PolicyNotAuthorized, func, *arg, **kwarg)
self.assertEqual(
"Policy doesn't allow %s to be performed." % rule_name,
exc.format_message())
def test_index_volume_attach_policy_failed(self):
rule_name = "os_compute_api:os-volumes-attachments:index"
rules = {rule_name: "project:non_fake"}
self._common_policy_check(rules, rule_name,
self.controller.index, self.req, FAKE_UUID)
def test_show_volume_attach_policy_failed(self):
rule_name = "os_compute_api:os-volumes-attachments:show"
rules = {rule_name: "project:non_fake"}
self._common_policy_check(rules, rule_name, self.controller.show,
self.req, FAKE_UUID, FAKE_UUID_A)
def test_create_volume_attach_policy_failed(self):
rule_name = "os_compute_api:os-volumes-attachments:create"
rules = {rule_name: "project:non_fake"}
body = {'volumeAttachment': {'volumeId': FAKE_UUID_A,
'device': '/dev/fake'}}
self._common_policy_check(rules, rule_name, self.controller.create,
self.req, FAKE_UUID, body=body)
def test_update_volume_attach_policy_failed(self):
rule_name = "os_compute_api:os-volumes-attachments:update"
rules = {rule_name: "project:non_fake"}
body = {'volumeAttachment': {'volumeId': FAKE_UUID_B}}
self._common_policy_check(rules, rule_name, self.controller.update,
self.req, FAKE_UUID, FAKE_UUID_A, body=body)
def test_delete_volume_attach_policy_failed(self):
rule_name = "os_compute_api:os-volumes-attachments:delete"
rules = {rule_name: "project:non_fake"}
self._common_policy_check(rules, rule_name, self.controller.delete,
self.req, FAKE_UUID, FAKE_UUID_A)
class TestVolumesAPIDeprecation(test.NoDBTestCase):
def setUp(self):
super(TestVolumesAPIDeprecation, self).setUp()
self.controller = volumes_v21.VolumeController()
self.req = fakes.HTTPRequest.blank('', version='2.36')
def test_all_apis_return_not_found(self):
self.assertRaises(exception.VersionNotFoundForAPIMethod,
self.controller.show, self.req, fakes.FAKE_UUID)
self.assertRaises(exception.VersionNotFoundForAPIMethod,
self.controller.delete, self.req, fakes.FAKE_UUID)
self.assertRaises(exception.VersionNotFoundForAPIMethod,
self.controller.index, self.req)
self.assertRaises(exception.VersionNotFoundForAPIMethod,
self.controller.create, self.req, {})
self.assertRaises(exception.VersionNotFoundForAPIMethod,
self.controller.detail, self.req)