1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
|
# Copyright [2015] Hewlett-Packard Development Company, L.P.
# 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 uuid
from mock import Mock
from mock import patch
from novaclient import exceptions as nova_exceptions
from trove.cluster.models import Cluster
from trove.cluster.models import ClusterTasks
from trove.cluster.models import DBCluster
from trove.common import exception
from trove.common import remote
from trove.common.strategies.cluster.experimental.redis import api as redis_api
from trove.instance import models as inst_models
from trove.instance.models import DBInstance
from trove.instance.models import InstanceTasks
from trove.quota.quota import QUOTAS
from trove.taskmanager import api as task_api
from trove.tests.unittests import trove_testtools
class FakeOptGroup(object):
def __init__(self, cluster_member_count=3,
volume_support=True, device_path='/dev/vdb'):
self.cluster_member_count = cluster_member_count
self.volume_support = volume_support
self.device_path = device_path
class ClusterTest(trove_testtools.TestCase):
def setUp(self):
super(ClusterTest, self).setUp()
self.cluster_id = str(uuid.uuid4())
self.cluster_name = "Cluster" + self.cluster_id
self.tenant_id = "23423432"
self.dv_id = "1"
self.db_info = DBCluster(ClusterTasks.NONE,
id=self.cluster_id,
name=self.cluster_name,
tenant_id=self.tenant_id,
datastore_version_id=self.dv_id,
task_id=ClusterTasks.NONE._code)
self.get_client_patch = patch.object(task_api.API, 'get_client')
self.get_client_mock = self.get_client_patch.start()
self.addCleanup(self.get_client_patch.stop)
self.dbcreate_patch = patch.object(DBCluster, 'create',
return_value=self.db_info)
self.dbcreate_mock = self.dbcreate_patch.start()
self.addCleanup(self.dbcreate_patch.stop)
self.context = trove_testtools.TroveTestContext(self)
self.datastore = Mock()
self.dv = Mock()
self.dv.manager = "redis"
self.datastore_version = self.dv
self.cluster = redis_api.RedisCluster(self.context, self.db_info,
self.datastore,
self.datastore_version)
self.cluster._server_group_loaded = True
self.instances_w_volumes = [{'volume_size': 1,
'flavor_id': '1234'}] * 3
self.instances_no_volumes = [{'flavor_id': '1234'}] * 3
def tearDown(self):
super(ClusterTest, self).tearDown()
@patch.object(remote, 'create_nova_client')
def test_create_invalid_flavor_specified(self,
mock_client):
(mock_client.return_value.flavors.get) = Mock(
side_effect=nova_exceptions.NotFound(
404, "Flavor id not found %s" % id))
self.assertRaises(exception.FlavorNotFound,
Cluster.create,
Mock(),
self.cluster_name,
self.datastore,
self.datastore_version,
self.instances_w_volumes,
{}, None, None)
@patch.object(remote, 'create_nova_client')
@patch.object(redis_api, 'CONF')
def test_create_volume_no_specified(self, mock_conf, mock_client):
mock_conf.get = Mock(
return_value=FakeOptGroup(volume_support=True))
self.assertRaises(exception.ClusterVolumeSizeRequired,
Cluster.create,
Mock(),
self.cluster_name,
self.datastore,
self.datastore_version,
self.instances_no_volumes,
{}, None, None)
@patch.object(remote, 'create_nova_client')
@patch.object(redis_api, 'CONF')
def test_create_storage_specified_with_no_volume_support(self,
mock_conf,
mock_client):
mock_conf.get = Mock(
return_value=FakeOptGroup(volume_support=False))
mock_client.return_value.flavors = Mock()
self.assertRaises(exception.VolumeNotSupported,
Cluster.create,
Mock(),
self.cluster_name,
self.datastore,
self.datastore_version,
self.instances_w_volumes,
{}, None, None)
@patch.object(remote, 'create_nova_client')
@patch.object(redis_api, 'CONF')
def test_create_storage_not_specified_and_no_ephemeral_flavor(self,
mock_conf,
mock_client):
class FakeFlavor(object):
def __init__(self, flavor_id):
self.flavor_id = flavor_id
@property
def id(self):
return self.flavor.id
@property
def ephemeral(self):
return 0
mock_conf.get = Mock(
return_value=FakeOptGroup(volume_support=False))
(mock_client.return_value.
flavors.get.return_value) = FakeFlavor('1234')
self.assertRaises(exception.LocalStorageNotSpecified,
Cluster.create,
Mock(),
self.cluster_name,
self.datastore,
self.datastore_version,
self.instances_no_volumes,
{}, None, None)
@patch.object(redis_api, 'CONF')
@patch.object(inst_models.Instance, 'create')
@patch.object(task_api, 'load')
@patch.object(QUOTAS, 'check_quotas')
@patch.object(remote, 'create_nova_client')
def test_create(self, mock_client, mock_check_quotas, mock_task_api,
mock_ins_create, mock_conf):
mock_conf.get = Mock(
return_value=FakeOptGroup(volume_support=True))
mock_client.return_value.flavors = Mock()
self.cluster.create(Mock(),
self.cluster_name,
self.datastore,
self.datastore_version,
self.instances_w_volumes, {}, None, None)
mock_task_api.return_value.create_cluster.assert_called_with(
self.dbcreate_mock.return_value.id)
self.assertEqual(3, mock_ins_create.call_count)
@patch.object(redis_api, 'CONF')
@patch.object(inst_models.Instance, 'create')
@patch.object(task_api, 'load')
@patch.object(QUOTAS, 'check_quotas')
@patch.object(remote, 'create_nova_client')
def test_create_with_ephemeral_flavor(self, mock_client, mock_check_quotas,
mock_task_api, mock_ins_create,
mock_conf):
class FakeFlavor(object):
def __init__(self, flavor_id):
self.flavor_id = flavor_id
@property
def id(self):
return self.flavor.id
@property
def ephemeral(self):
return 1
mock_conf.get = Mock(
return_value=FakeOptGroup(volume_support=False))
(mock_client.return_value.
flavors.get.return_value) = FakeFlavor('1234')
self.cluster.create(Mock(),
self.cluster_name,
self.datastore,
self.datastore_version,
self.instances_no_volumes, {}, None, None)
mock_task_api.return_value.create_cluster.assert_called_with(
self.dbcreate_mock.return_value.id)
self.assertEqual(3, mock_ins_create.call_count)
@patch.object(DBCluster, 'update')
@patch.object(redis_api, 'CONF')
@patch.object(inst_models.Instance, 'create')
@patch.object(task_api, 'load')
@patch.object(QUOTAS, 'check_quotas')
@patch.object(remote, 'create_nova_client')
def test_grow(self, mock_client, mock_check_quotas, mock_task_api,
mock_ins_create, mock_conf, mock_update):
mock_conf.get = Mock(
return_value=FakeOptGroup(volume_support=True))
mock_client.return_value.flavors = Mock()
self.cluster.grow(self.instances_w_volumes)
mock_task_api.return_value.grow_cluster.assert_called_with(
self.dbcreate_mock.return_value.id,
[mock_ins_create.return_value.id] * 3)
self.assertEqual(3, mock_ins_create.call_count)
@patch.object(DBInstance, 'find_all')
@patch.object(Cluster, 'get_guest')
@patch.object(DBCluster, 'update')
@patch.object(inst_models.Instance, 'load')
@patch.object(inst_models.Instance, 'delete')
def test_shrink(self,
mock_ins_delete, mock_ins_load, mock_update,
mock_guest, mock_find_all):
mock_find_all.return_value.all.return_value = [
DBInstance(InstanceTasks.NONE, id="1", name="member1",
compute_instance_id="compute-1",
task_id=InstanceTasks.NONE._code,
task_description=InstanceTasks.NONE._db_text,
volume_id="volume-1",
datastore_version_id="1",
cluster_id=self.cluster_id,
type="member")]
self.cluster.shrink(['id1'])
self.assertEqual(1, mock_ins_delete.call_count)
@patch('trove.cluster.models.LOG')
def test_delete_bad_task_status(self, mock_logging):
self.cluster.db_info.task_status = ClusterTasks.BUILDING_INITIAL
self.assertRaises(exception.UnprocessableEntity,
self.cluster.delete)
@patch.object(task_api.API, 'delete_cluster')
@patch.object(Cluster, 'update_db')
@patch.object(inst_models.DBInstance, 'find_all')
def test_delete_task_status_none(self,
mock_find_all,
mock_update_db,
mock_delete_cluster):
self.cluster.db_info.task_status = ClusterTasks.NONE
self.cluster.delete()
mock_update_db.assert_called_with(task_status=ClusterTasks.DELETING)
@patch.object(task_api.API, 'delete_cluster')
@patch.object(Cluster, 'update_db')
@patch.object(inst_models.DBInstance, 'find_all')
def test_delete_task_status_deleting(self,
mock_find_all,
mock_update_db,
mock_delete_cluster):
self.cluster.db_info.task_status = ClusterTasks.DELETING
self.cluster.delete()
mock_update_db.assert_called_with(task_status=ClusterTasks.DELETING)
|
