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
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
|
#!/usr/bin/env python
# Copyright (c) 2018 Orange and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
"""Ease deploying tenant networks
It offers a simple way to create all tenant network ressources required by a
testcase (including all Functest ones):
- TenantNetwork1 selects the user and the project set as env vars
- TenantNetwork2 creates a user and project to isolate the same ressources
This classes could be reused by more complexed scenarios (Single VM)
"""
import logging
import os
import time
import uuid
import os_client_config
import shade
from xtesting.core import testcase
from functest.utils import config
from functest.utils import env
class NewProject(object):
"""Ease creating new projects/users"""
# pylint: disable=too-many-instance-attributes
__logger = logging.getLogger(__name__)
def __init__(self, cloud, case_name, guid):
self.cloud = None
self.orig_cloud = cloud
self.case_name = case_name
self.guid = guid
self.project = None
self.user = None
self.password = None
self.domain = None
self.role = None
self.role_name = None
self.default_member = env.get('NEW_USER_ROLE')
def create(self):
"""Create projects/users"""
assert self.orig_cloud
assert self.case_name
self.password = str(uuid.uuid4())
self.domain = self.orig_cloud.get_domain(
name_or_id=self.orig_cloud.auth.get(
"project_domain_name", "Default"))
self.project = self.orig_cloud.create_project(
name='{}-project_{}'.format(self.case_name, self.guid),
description="Created by OPNFV Functest: {}".format(
self.case_name),
domain_id=self.domain.id)
self.__logger.debug("project: %s", self.project)
self.user = self.orig_cloud.create_user(
name='{}-user_{}'.format(self.case_name, self.guid),
password=self.password,
domain_id=self.domain.id)
self.__logger.debug("user: %s", self.user)
try:
if self.orig_cloud.get_role(self.default_member):
self.role_name = self.default_member
elif self.orig_cloud.get_role(self.default_member.lower()):
self.role_name = self.default_member.lower()
else:
raise Exception("Cannot detect {}".format(self.default_member))
except Exception: # pylint: disable=broad-except
self.__logger.info("Creating default role %s", self.default_member)
self.role = self.orig_cloud.create_role(self.default_member)
self.role_name = self.role.name
self.__logger.debug("role: %s", self.role)
self.orig_cloud.grant_role(
self.role_name, user=self.user.id, project=self.project.id,
domain=self.domain.id)
osconfig = os_client_config.config.OpenStackConfig()
osconfig.cloud_config[
'clouds']['envvars']['project_name'] = self.project.name
osconfig.cloud_config[
'clouds']['envvars']['project_id'] = self.project.id
osconfig.cloud_config['clouds']['envvars']['username'] = self.user.name
osconfig.cloud_config['clouds']['envvars']['password'] = self.password
self.__logger.debug("cloud_config %s", osconfig.cloud_config)
self.cloud = shade.OpenStackCloud(
cloud_config=osconfig.get_one_cloud())
self.__logger.debug("new cloud %s", self.cloud.auth)
def clean(self):
"""Remove projects/users"""
try:
assert self.orig_cloud
if self.user:
self.orig_cloud.delete_user(self.user.id)
if self.project:
self.orig_cloud.delete_project(self.project.id)
if self.role:
self.orig_cloud.delete_role(self.role.id)
except Exception: # pylint: disable=broad-except
self.__logger.exception("Cannot clean all ressources")
class TenantNetwork1(testcase.TestCase):
# pylint: disable=too-many-instance-attributes
"""Create a tenant network (scenario1)
It creates and configures all tenant network ressources required by
advanced testcases (subnet, network and router).
It ensures that all testcases inheriting from TenantNetwork1 could work
without network specific configurations (or at least read the same config
data).
"""
__logger = logging.getLogger(__name__)
cidr = '192.168.120.0/24'
shared_network = False
def __init__(self, **kwargs):
if "case_name" not in kwargs:
kwargs["case_name"] = 'tenantnetwork1'
super(TenantNetwork1, self).__init__(**kwargs)
self.res_dir = os.path.join(
getattr(config.CONF, 'dir_results'), self.case_name)
try:
cloud_config = os_client_config.get_config()
self.cloud = shade.OpenStackCloud(cloud_config=cloud_config)
except Exception: # pylint: disable=broad-except
self.cloud = None
self.ext_net = None
self.__logger.exception("Cannot connect to Cloud")
try:
self.ext_net = self.get_external_network(self.cloud)
except Exception: # pylint: disable=broad-except
self.__logger.exception("Cannot get the external network")
self.guid = str(uuid.uuid4())
self.network = None
self.subnet = None
self.router = None
@staticmethod
def get_external_network(cloud):
"""
Return the configured external network name or
the first retrieved external network name
"""
assert cloud
if env.get("EXTERNAL_NETWORK"):
network = cloud.get_network(
env.get("EXTERNAL_NETWORK"), {"router:external": True})
if network:
return network
networks = cloud.list_networks({"router:external": True})
if networks:
return networks[0]
return None
@staticmethod
def get_default_role(cloud, member="Member"):
"""Get the default role
It also tests the role in lowercase to avoid possible conflicts.
"""
role = cloud.get_role(member)
if not role:
role = cloud.get_role(member.lower())
return role
@staticmethod
def get_public_auth_url(cloud):
"""Get Keystone public endpoint"""
keystone_id = cloud.search_services('keystone')[0].id
endpoint = cloud.search_endpoints(
filters={'interface': 'public',
'service_id': keystone_id})[0].url
return endpoint
def _create_network_ressources(self):
assert self.cloud
assert self.ext_net
provider = {}
if hasattr(config.CONF, '{}_network_type'.format(self.case_name)):
provider["network_type"] = getattr(
config.CONF, '{}_network_type'.format(self.case_name))
if hasattr(config.CONF, '{}_physical_network'.format(self.case_name)):
provider["physical_network"] = getattr(
config.CONF, '{}_physical_network'.format(self.case_name))
if hasattr(config.CONF, '{}_segmentation_id'.format(self.case_name)):
provider["segmentation_id"] = getattr(
config.CONF, '{}_segmentation_id'.format(self.case_name))
self.network = self.cloud.create_network(
'{}-net_{}'.format(self.case_name, self.guid),
provider=provider,
shared=self.shared_network)
self.__logger.debug("network: %s", self.network)
self.subnet = self.cloud.create_subnet(
self.network.id,
subnet_name='{}-subnet_{}'.format(self.case_name, self.guid),
cidr=getattr(
config.CONF, '{}_private_subnet_cidr'.format(self.case_name),
self.cidr),
enable_dhcp=True,
dns_nameservers=[env.get('NAMESERVER')])
self.__logger.debug("subnet: %s", self.subnet)
self.router = self.cloud.create_router(
name='{}-router_{}'.format(self.case_name, self.guid),
ext_gateway_net_id=self.ext_net.id)
self.__logger.debug("router: %s", self.router)
self.cloud.add_router_interface(self.router, subnet_id=self.subnet.id)
def run(self, **kwargs):
status = testcase.TestCase.EX_RUN_ERROR
try:
assert self.cloud
self.start_time = time.time()
self._create_network_ressources()
self.result = 100
status = testcase.TestCase.EX_OK
except Exception: # pylint: disable=broad-except
self.__logger.exception('Cannot run %s', self.case_name)
finally:
self.stop_time = time.time()
return status
def clean(self):
try:
assert self.cloud
if self.router:
if self.subnet:
self.cloud.remove_router_interface(
self.router, self.subnet.id)
self.cloud.delete_router(self.router.id)
if self.subnet:
self.cloud.delete_subnet(self.subnet.id)
if self.network:
self.cloud.delete_network(self.network.id)
except Exception: # pylint: disable=broad-except
self.__logger.exception("cannot clean all ressources")
class TenantNetwork2(TenantNetwork1):
"""Create a tenant network (scenario2)
It creates new user/project before creating and configuring all tenant
network ressources required by a testcase (subnet, network and router).
It ensures that all testcases inheriting from TenantNetwork2 could work
without network specific configurations (or at least read the same config
data).
"""
__logger = logging.getLogger(__name__)
def __init__(self, **kwargs):
if "case_name" not in kwargs:
kwargs["case_name"] = 'tenantnetwork2'
super(TenantNetwork2, self).__init__(**kwargs)
try:
assert self.cloud
self.project = NewProject(
self.cloud, self.case_name, self.guid)
self.project.create()
self.cloud = self.project.cloud
except Exception: # pylint: disable=broad-except
self.__logger.exception("Cannot create user or project")
self.cloud = None
self.project = None
def clean(self):
try:
super(TenantNetwork2, self).clean()
assert self.project
self.project.clean()
except Exception: # pylint: disable=broad-except
self.__logger.exception("Cannot clean all ressources")
|