functest/opnfv_tests/openstack/vping/vping_base.py

   1 #!/usr/bin/env python
   2
   3 # Copyright (c) 2017 Cable Television Laboratories, Inc. and others.
   4 #
   5 # 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 #
   9 # http://www.apache.org/licenses/LICENSE-2.0
  10
  11 """Define the parent class of vping_ssh and vping_userdata testcases."""
  12
  13 from datetime import datetime
  14 import logging
  15 import time
  16 import uuid
  17
  18 import os_client_config
  19 from xtesting.core import testcase
  20
  21 from functest.utils import config
  22 from functest.utils import env
  23 from functest.utils import functest_utils
  24
  25
  26 class VPingBase(testcase.TestCase):
  27
  28     """
  29     Base class for vPing tests that check connectivity between two VMs shared
  30     internal network.
  31     This class is responsible for creating the image, internal network.
  32     """
  33     # pylint: disable=too-many-instance-attributes
  34
  35     def __init__(self, **kwargs):
  36         super(VPingBase, self).__init__(**kwargs)
  37         self.logger = logging.getLogger(__name__)
  38         self.cloud = os_client_config.make_shade()
  39         self.ext_net = functest_utils.get_external_network(self.cloud)
  40         self.logger.debug("ext_net: %s", self.ext_net)
  41         self.guid = '-' + str(uuid.uuid4())
  42         self.network = None
  43         self.subnet = None
  44         self.router = None
  45         self.image = None
  46         self.flavor = None
  47         self.vm1 = None
  48         self.sec1 = None
  49
  50     def run(self, **kwargs):  # pylint: disable=too-many-locals
  51         """
  52         Begins the test execution which should originate from the subclass
  53         """
  54         assert self.cloud
  55         assert self.ext_net
  56         self.logger.info('Begin virtual environment setup')
  57
  58         self.start_time = time.time()
  59         self.logger.info(
  60             "vPing Start Time:'%s'",
  61             datetime.fromtimestamp(self.start_time).strftime(
  62                 '%Y-%m-%d %H:%M:%S'))
  63
  64         image_base_name = '{}-{}'.format(
  65             getattr(config.CONF, 'vping_image_name'), self.guid)
  66         self.logger.info("Creating image with name: '%s'", image_base_name)
  67         self.image = self.cloud.create_image(
  68             image_base_name,
  69             filename=getattr(config.CONF, 'openstack_image_url'))
  70         self.logger.debug("image: %s", self.image)
  71
  72         private_net_name = getattr(
  73             config.CONF, 'vping_private_net_name') + self.guid
  74         private_subnet_name = str(getattr(
  75             config.CONF, 'vping_private_subnet_name') + self.guid)
  76         private_subnet_cidr = getattr(config.CONF, 'vping_private_subnet_cidr')
  77
  78         provider = {}
  79         if hasattr(config.CONF, 'vping_network_type'):
  80             provider["network_type"] = getattr(
  81                 config.CONF, 'vping_network_type')
  82         if hasattr(config.CONF, 'vping_physical_network'):
  83             provider["physical_network"] = getattr(
  84                 config.CONF, 'vping_physical_network')
  85         if hasattr(config.CONF, 'vping_segmentation_id'):
  86             provider["segmentation_id"] = getattr(
  87                 config.CONF, 'vping_segmentation_id')
  88         self.logger.info(
  89             "Creating network with name: '%s'", private_net_name)
  90         self.network = self.cloud.create_network(
  91             private_net_name,
  92             provider=provider)
  93         self.logger.debug("network: %s", self.network)
  94
  95         self.subnet = self.cloud.create_subnet(
  96             self.network.id,
  97             subnet_name=private_subnet_name,
  98             cidr=private_subnet_cidr,
  99             enable_dhcp=True,
 100             dns_nameservers=[env.get('NAMESERVER')])
 101         self.logger.debug("subnet: %s", self.subnet)
 102
 103         router_name = getattr(config.CONF, 'vping_router_name') + self.guid
 104         self.logger.info("Creating router with name: '%s'", router_name)
 105         self.router = self.cloud.create_router(
 106             name=router_name,
 107             ext_gateway_net_id=self.ext_net.id)
 108         self.logger.debug("router: %s", self.router)
 109         self.cloud.add_router_interface(self.router, subnet_id=self.subnet.id)
 110
 111         flavor_name = 'vping-flavor' + self.guid
 112         self.logger.info(
 113             "Creating flavor with name: '%s'", flavor_name)
 114         self.flavor = self.cloud.create_flavor(
 115             flavor_name, getattr(config.CONF, 'openstack_flavor_ram'),
 116             getattr(config.CONF, 'openstack_flavor_vcpus'),
 117             getattr(config.CONF, 'openstack_flavor_disk'))
 118         self.logger.debug("flavor: %s", self.flavor)
 119         self.cloud.set_flavor_specs(
 120             self.flavor.id, getattr(config.CONF, 'flavor_extra_specs', {}))
 121
 122         self.sec1 = self.cloud.create_security_group(
 123             getattr(config.CONF, 'vping_sg_name') + self.guid,
 124             getattr(config.CONF, 'vping_sg_desc'))
 125         self.cloud.create_security_group_rule(
 126             self.sec1.id, protocol='icmp', direction='ingress')
 127
 128         vm1_name = getattr(config.CONF, 'vping_vm_name_1') + self.guid
 129         self.logger.info(
 130             "Creating VM 1 instance with name: '%s'", vm1_name)
 131         self.vm1 = self.cloud.create_server(
 132             vm1_name, image=self.image.id,
 133             flavor=self.flavor.id,
 134             auto_ip=False, wait=True,
 135             timeout=getattr(config.CONF, 'vping_vm_boot_timeout'),
 136             network=self.network.id,
 137             security_groups=[self.sec1.id])
 138         self.logger.debug("vm1: %s", self.vm1)
 139         self.vm1 = self.cloud.wait_for_server(self.vm1, auto_ip=False)
 140         p_console = self.cloud.get_server_console(self.vm1.id)
 141         self.logger.debug("vm1 console: \n%s", p_console)
 142
 143     def _execute(self):
 144         """
 145         Method called by subclasses after environment has been setup
 146         :return: the exit code
 147         """
 148         self.logger.info('Begin test execution')
 149         result = self._do_vping()
 150         self.stop_time = time.time()
 151         if result != testcase.TestCase.EX_OK:
 152             self.result = 0
 153             return testcase.TestCase.EX_RUN_ERROR
 154         self.result = 100
 155         return testcase.TestCase.EX_OK
 156
 157     def clean(self):
 158         """
 159         Cleanup all OpenStack objects. Should be called on completion
 160         :return:
 161         """
 162         assert self.cloud
 163         self.cloud.delete_server(self.vm1, wait=True)
 164         self.cloud.delete_security_group(self.sec1.id)
 165         self.cloud.delete_image(self.image)
 166         self.cloud.remove_router_interface(self.router, self.subnet.id)
 167         self.cloud.delete_router(self.router.id)
 168         self.cloud.delete_network(self.network.id)
 169         self.cloud.delete_flavor(self.flavor.id)
 170
 171     def _do_vping(self):
 172         """
 173         Method to be implemented by subclasses
 174         Begins the real test after the OpenStack environment has been setup
 175         :return: T/F
 176         """
 177         raise NotImplementedError('vping execution is not implemented')