3 # Copyright (c) 2018 Orange and others.
5 # All rights reserved. This program and the accompanying materials
6 # are made available under the terms of the Apache License, Version 2.0
7 # which accompanies this distribution, and is available at
8 # http://www.apache.org/licenses/LICENSE-2.0
11 VMTP_ is a small python application that will automatically perform ping
12 connectivity, round trip time measurement (latency) and TCP/UDP throughput
13 measurement for the following East/West flows on any OpenStack deployment:
15 - VM to VM same network (private fixed IP, flow #1)
16 - VM to VM different network using fixed IP (same as intra-tenant L3 fixed IP,
18 - VM to VM different network using floating IP and NAT (same as floating IP
19 inter-tenant L3, flow #3)
21 .. _VMTP: http://vmtp.readthedocs.io/en/latest/
32 from xtesting.core import testcase
34 from functest.core import singlevm
35 from functest.utils import env
38 class Vmtp(singlevm.VmReady2):
39 """Class to run Vmtp_ as an OPNFV Functest testcase
41 .. _Vmtp: http://vmtp.readthedocs.io/en/latest/
43 # pylint: disable=too-many-instance-attributes
45 __logger = logging.getLogger(__name__)
47 filename = ('/home/opnfv/functest/images/'
48 'ubuntu-14.04-server-cloudimg-amd64-disk1.img')
53 def __init__(self, **kwargs):
54 if "case_name" not in kwargs:
55 kwargs["case_name"] = 'vmtp'
56 super(Vmtp, self).__init__(**kwargs)
57 self.config = "{}/vmtp.conf".format(self.res_dir)
58 (_, self.privkey_filename) = tempfile.mkstemp()
59 (_, self.pubkey_filename) = tempfile.mkstemp()
61 def create_network_resources(self):
64 It creates a router which gateway is the external network detected.
66 Raises: expection on error
70 self.router = self.cloud.create_router(
71 name='{}-router_{}'.format(self.case_name, self.guid),
72 ext_gateway_net_id=self.ext_net.id)
73 self.__logger.debug("router: %s", self.router)
75 def generate_keys(self):
78 Raises: Exception on error
81 name = "vmtp_{}".format(self.guid)
82 self.__logger.info("Creating keypair with name: '%s'", name)
83 keypair = self.cloud.create_keypair(name)
84 self.__logger.debug("keypair: %s", keypair)
85 with open(self.privkey_filename, 'w') as key_file:
86 key_file.write(keypair.private_key)
87 with open(self.pubkey_filename, 'w') as key_file:
88 key_file.write(keypair.public_key)
89 self.cloud.delete_keypair(keypair.id)
91 def write_config(self):
94 Raises: Exception on error
97 if not os.path.exists(self.res_dir):
98 os.makedirs(self.res_dir)
100 output = subprocess.check_output(cmd)
101 self.__logger.info("%s\n%s", " ".join(cmd), output)
102 with open(self.config, "w+") as conf:
103 vmtp_conf = yaml.load(output)
104 vmtp_conf["private_key_file"] = self.privkey_filename
105 vmtp_conf["public_key_file"] = self.pubkey_filename
106 vmtp_conf["image_name"] = str(self.image.name)
107 vmtp_conf["router_name"] = str(self.router.name)
108 vmtp_conf["flavor_type"] = str(self.flavor.name)
109 vmtp_conf["internal_network_name"] = [
110 "pns-internal-net_{}".format(self.guid),
111 "pns-internal-net2_{}".format(self.guid)]
112 vmtp_conf["vm_name_client"] = "TestClient_{}".format(self.guid)
113 vmtp_conf["vm_name_server"] = "TestServer_{}".format(self.guid)
114 vmtp_conf["security_group_name"] = "pns-security{}".format(
116 vmtp_conf["dns_nameservers"] = [env.get('NAMESERVER')]
117 vmtp_conf["generic_retry_count"] = self.create_server_timeout // 2
118 conf.write(yaml.dump(vmtp_conf))
121 """Run Vmtp and generate charts
123 Raises: Exception on error
128 OS_USERNAME=self.project.user.name,
129 OS_PROJECT_NAME=self.project.project.name,
130 OS_PROJECT_ID=self.project.project.id,
131 OS_PASSWORD=self.project.password)
133 del new_env['OS_TENANT_NAME']
134 del new_env['OS_TENANT_ID']
135 except Exception: # pylint: disable=broad-except
137 cmd = ['vmtp', '-d', '--json', '{}/vmtp.json'.format(self.res_dir),
139 output = subprocess.check_output(
140 cmd, stderr=subprocess.STDOUT, env=new_env)
141 self.__logger.info("%s\n%s", " ".join(cmd), output)
142 cmd = ['vmtp_genchart', '-c', '{}/vmtp.html'.format(self.res_dir),
143 '{}/vmtp.json'.format(self.res_dir)]
144 output = subprocess.check_output(cmd, stderr=subprocess.STDOUT)
145 self.__logger.info("%s\n%s", " ".join(cmd), output)
146 with open('{}/vmtp.json'.format(self.res_dir), 'r') as res_file:
147 self.details = json.load(res_file)
149 def run(self, **kwargs):
150 self.start_time = time.time()
151 status = testcase.TestCase.EX_RUN_ERROR
154 assert super(Vmtp, self).run(**kwargs) == self.EX_OK
155 status = testcase.TestCase.EX_RUN_ERROR
156 if self.orig_cloud.get_role("admin"):
158 elif self.orig_cloud.get_role("Admin"):
161 raise Exception("Cannot detect neither admin nor Admin")
162 self.orig_cloud.grant_role(
163 role_name, user=self.project.user.id,
164 project=self.project.project.id,
165 domain=self.project.domain.id)
170 status = testcase.TestCase.EX_OK
171 except subprocess.CalledProcessError as cpe:
173 "Exception when calling %s\n%s", cpe.cmd, cpe.output)
175 except Exception: # pylint: disable=broad-except
176 self.__logger.exception("Cannot run vmtp")
178 self.stop_time = time.time()
184 super(Vmtp, self).clean()
185 os.remove(self.privkey_filename)
186 os.remove(self.pubkey_filename)
187 self.cloud.delete_network("pns-internal-net_{}".format(self.guid))
188 self.cloud.delete_network("pns-internal-net2_{}".format(self.guid))
189 except Exception: # pylint: disable=broad-except