aboutsummaryrefslogtreecommitdiffstats
path: root/functest/opnfv_tests/openstack/vping/vping_base.py
blob: df9774ece022ba4c92664bc88ffa38db703f605a (plain)
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
# Copyright (c) 2017 Cable Television Laboratories, Inc. and others.
#
# 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

"""Define the parent class of vping_ssh and vping_userdata testcases."""

from datetime import datetime
import logging
import time
import uuid

from functest.core import testcase
from functest.opnfv_tests.openstack.snaps import snaps_utils
from functest.utils.constants import CONST

from snaps.config.flavor import FlavorConfig
from snaps.config.network import NetworkConfig, SubnetConfig
from snaps.config.router import RouterConfig
from snaps.openstack import create_flavor
from snaps.openstack.create_flavor import OpenStackFlavor
from snaps.openstack.tests import openstack_tests
from snaps.openstack.utils import deploy_utils


class VPingBase(testcase.TestCase):

    """
    Base class for vPing tests that check connectivity between two VMs shared
    internal network.
    This class is responsible for creating the image, internal network.
    """
    # pylint: disable=too-many-instance-attributes

    def __init__(self, **kwargs):
        super(VPingBase, self).__init__(**kwargs)

        self.logger = logging.getLogger(__name__)

        if 'os_creds' in kwargs:
            self.os_creds = kwargs['os_creds']
        else:
            creds_override = None
            if hasattr(CONST, 'snaps_os_creds_override'):
                creds_override = CONST.__getattribute__(
                    'snaps_os_creds_override')

            self.os_creds = openstack_tests.get_credentials(
                os_env_file=CONST.__getattribute__('openstack_creds'),
                overrides=creds_override)

        self.creators = list()
        self.image_creator = None
        self.network_creator = None
        self.vm1_creator = None
        self.vm2_creator = None
        self.router_creator = None

        # Shared metadata
        self.guid = '-' + str(uuid.uuid4())

        self.router_name = CONST.__getattribute__(
            'vping_router_name') + self.guid
        self.vm1_name = CONST.__getattribute__('vping_vm_name_1') + self.guid
        self.vm2_name = CONST.__getattribute__('vping_vm_name_2') + self.guid

        self.vm_boot_timeout = CONST.__getattribute__('vping_vm_boot_timeout')
        self.vm_delete_timeout = CONST.__getattribute__(
            'vping_vm_delete_timeout')
        self.vm_ssh_connect_timeout = CONST.__getattribute__(
            'vping_vm_ssh_connect_timeout')
        self.ping_timeout = CONST.__getattribute__('vping_ping_timeout')
        self.flavor_name = 'vping-flavor' + self.guid

        # Move this configuration option up for all tests to leverage
        if hasattr(CONST, 'snaps_images_cirros'):
            self.cirros_image_config = CONST.__getattribute__(
                'snaps_images_cirros')
        else:
            self.cirros_image_config = None

    def run(self):
        """
        Begins the test execution which should originate from the subclass
        """
        self.logger.info('Begin virtual environment setup')

        self.start_time = time.time()
        self.logger.info(
            "vPing Start Time:'%s'",
            datetime.fromtimestamp(self.start_time).strftime(
                '%Y-%m-%d %H:%M:%S'))

        image_base_name = '{}-{}'.format(
            CONST.__getattribute__('vping_image_name'),
            str(self.guid))
        os_image_settings = openstack_tests.cirros_image_settings(
            image_base_name, image_metadata=self.cirros_image_config)
        self.logger.info("Creating image with name: '%s'", image_base_name)

        self.image_creator = deploy_utils.create_image(
            self.os_creds, os_image_settings)
        self.creators.append(self.image_creator)

        private_net_name = CONST.__getattribute__(
            'vping_private_net_name') + self.guid
        private_subnet_name = CONST.__getattribute__(
            'vping_private_subnet_name') + self.guid
        private_subnet_cidr = CONST.__getattribute__(
            'vping_private_subnet_cidr')

        vping_network_type = None
        vping_physical_network = None
        vping_segmentation_id = None

        if hasattr(CONST, 'vping_network_type'):
            vping_network_type = CONST.__getattribute__(
                'vping_network_type')
        if hasattr(CONST, 'vping_physical_network'):
            vping_physical_network = CONST.__getattribute__(
                'vping_physical_network')
        if hasattr(CONST, 'vping_segmentation_id'):
            vping_segmentation_id = CONST.__getattribute__(
                'vping_segmentation_id')

        self.logger.info(
            "Creating network with name: '%s'", private_net_name)
        self.network_creator = deploy_utils.create_network(
            self.os_creds,
            NetworkConfig(
                name=private_net_name,
                network_type=vping_network_type,
                physical_network=vping_physical_network,
                segmentation_id=vping_segmentation_id,
                subnet_settings=[SubnetConfig(
                    name=private_subnet_name,
                    cidr=private_subnet_cidr)]))
        self.creators.append(self.network_creator)

        # Creating router to external network
        log = "Creating router with name: '%s'" % self.router_name
        self.logger.info(log)
        ext_net_name = snaps_utils.get_ext_net_name(self.os_creds)
        self.router_creator = deploy_utils.create_router(
            self.os_creds,
            RouterConfig(
                name=self.router_name,
                external_gateway=ext_net_name,
                internal_subnets=[private_subnet_name]))
        self.creators.append(self.router_creator)

        self.logger.info(
            "Creating flavor with name: '%s'", self.flavor_name)
        scenario = CONST.__getattribute__('DEPLOY_SCENARIO')
        flavor_metadata = None
        flavor_ram = 512
        if 'ovs' in scenario or 'fdio' in scenario:
            flavor_metadata = create_flavor.MEM_PAGE_SIZE_LARGE
            flavor_ram = 1024
        flavor_creator = OpenStackFlavor(
            self.os_creds,
            FlavorConfig(name=self.flavor_name, ram=flavor_ram, disk=1,
                         vcpus=1, metadata=flavor_metadata))
        flavor_creator.create()
        self.creators.append(flavor_creator)

    def _execute(self):
        """
        Method called by subclasses after environment has been setup
        :return: the exit code
        """
        self.logger.info('Begin test execution')

        test_ip = self.vm1_creator.get_port_ip(
            self.vm1_creator.instance_settings.port_settings[0].name)

        if self.vm1_creator.vm_active(
                block=True) and self.vm2_creator.vm_active(block=True):
            result = self._do_vping(self.vm2_creator, test_ip)
        else:
            raise Exception('VMs never became active')

        self.stop_time = time.time()

        if result != testcase.TestCase.EX_OK:
            self.result = 0
            return testcase.TestCase.EX_RUN_ERROR

        self.result = 100
        return testcase.TestCase.EX_OK

    def _cleanup(self):
        """
        Cleanup all OpenStack objects. Should be called on completion
        :return:
        """
        if CONST.__getattribute__('vping_cleanup_objects') == 'True':
            for creator in reversed(self.creators):
                try:
                    creator.clean()
                except Exception as error:  # pylint: disable=broad-except
                    self.logger.error('Unexpected error cleaning - %s', error)

    def _do_vping(self, vm_creator, test_ip):
        """
        Method to be implemented by subclasses
        Begins the real test after the OpenStack environment has been setup
        :param vm_creator: the SNAPS VM instance creator object
        :param test_ip: the IP to which the VM needs to issue the ping
        :return: T/F
        """
        raise NotImplementedError('vping execution is not implemented')