snaps/openstack/utils/tests/heat_utils_tests.py

   1 # Copyright (c) 2017 Cable Television Laboratories, Inc. ("CableLabs")
   2 #                    and others.  All rights reserved.
   3 #
   4 # Licensed under the Apache License, Version 2.0 (the "License");
   5 # you may not use this file except in compliance with the License.
   6 # You may obtain a copy of the License at:
   7 #
   8 #     http://www.apache.org/licenses/LICENSE-2.0
   9 #
  10 # Unless required by applicable law or agreed to in writing, software
  11 # distributed under the License is distributed on an "AS IS" BASIS,
  12 # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13 # See the License for the specific language governing permissions and
  14 # limitations under the License.
  15 import logging
  16 import pkg_resources
  17 import uuid
  18
  19 import time
  20
  21 from snaps.openstack import create_stack
  22 from snaps.openstack.create_flavor import OpenStackFlavor, FlavorSettings
  23
  24 from snaps.openstack.create_image import OpenStackImage
  25 from snaps.openstack.create_stack import StackSettings
  26 from snaps.openstack.tests import openstack_tests
  27 from snaps.openstack.tests.os_source_file_test import OSComponentTestCase
  28 from snaps.openstack.utils import heat_utils
  29
  30 __author__ = 'spisarski'
  31
  32 logger = logging.getLogger('nova_utils_tests')
  33
  34
  35 class HeatSmokeTests(OSComponentTestCase):
  36     """
  37     Tests to ensure that the nova client can communicate with the cloud
  38     """
  39
  40     def test_nova_connect_success(self):
  41         """
  42         Tests to ensure that the proper credentials can connect.
  43         """
  44         heat = heat_utils.heat_client(self.os_creds)
  45
  46         # This should not throw an exception
  47         stacks = heat.stacks.list()
  48         for stack in stacks:
  49             print stack
  50
  51     def test_nova_connect_fail(self):
  52         """
  53         Tests to ensure that the improper credentials cannot connect.
  54         """
  55         from snaps.openstack.os_credentials import OSCreds
  56
  57         heat = heat_utils.heat_client(
  58             OSCreds(username='user', password='pass',
  59                     auth_url=self.os_creds.auth_url,
  60                     project_name=self.os_creds.project_name,
  61                     proxy_settings=self.os_creds.proxy_settings))
  62         stacks = heat.stacks.list()
  63
  64         # This should throw an exception
  65         with self.assertRaises(Exception):
  66             for stack in stacks:
  67                 print stack
  68
  69
  70 class HeatUtilsCreateStackTests(OSComponentTestCase):
  71     """
  72     Test basic nova keypair functionality
  73     """
  74
  75     def setUp(self):
  76         """
  77         Instantiates the CreateImage object that is responsible for downloading
  78         and creating an OS image file within OpenStack
  79         """
  80         guid = self.__class__.__name__ + '-' + str(uuid.uuid4())
  81         stack_name = self.__class__.__name__ + '-' + str(guid) + '-stack'
  82
  83         self.image_creator = OpenStackImage(
  84             self.os_creds, openstack_tests.cirros_image_settings(
  85                 name=self.__class__.__name__ + '-' + str(guid) + '-image',
  86                 image_metadata=self.image_metadata))
  87         self.image_creator.create()
  88
  89         # Create Flavor
  90         self.flavor_creator = OpenStackFlavor(
  91             self.os_creds,
  92             FlavorSettings(name=guid + '-flavor', ram=128, disk=10, vcpus=1))
  93         self.flavor_creator.create()
  94
  95         env_values = {'image_name': self.image_creator.image_settings.name,
  96                       'flavor_name': self.flavor_creator.flavor_settings.name}
  97         heat_tmplt_path = pkg_resources.resource_filename(
  98             'snaps.openstack.tests.heat', 'test_heat_template.yaml')
  99         self.stack_settings = StackSettings(
 100             name=stack_name, template_path=heat_tmplt_path,
 101             env_values=env_values)
 102         self.stack = None
 103         self.heat_client = heat_utils.heat_client(self.os_creds)
 104
 105     def tearDown(self):
 106         """
 107         Cleans the image and downloaded image file
 108         """
 109         if self.stack:
 110             try:
 111                 heat_utils.delete_stack(self.heat_client, self.stack)
 112             except:
 113                 pass
 114
 115         if self.image_creator:
 116             try:
 117                 self.image_creator.clean()
 118             except:
 119                 pass
 120
 121         if self.flavor_creator:
 122             try:
 123                 self.flavor_creator.clean()
 124             except:
 125                 pass
 126
 127     def test_create_stack(self):
 128         """
 129         Tests the creation of an OpenStack keypair that does not exist.
 130         """
 131         self.stack = heat_utils.create_stack(self.heat_client,
 132                                              self.stack_settings)
 133
 134         stack_query_1 = heat_utils.get_stack_by_name(self.heat_client,
 135                                                      self.stack_settings.name)
 136         self.assertEqual(self.stack.id, stack_query_1.id)
 137
 138         stack_query_2 = heat_utils.get_stack_by_id(self.heat_client,
 139                                                    self.stack.id)
 140         self.assertEqual(self.stack.id, stack_query_2.id)
 141
 142         outputs = heat_utils.get_stack_outputs(self.heat_client, self.stack.id)
 143         self.assertIsNotNone(outputs)
 144         self.assertEqual(0, len(outputs))
 145
 146         end_time = time.time() + create_stack.STACK_COMPLETE_TIMEOUT
 147
 148         is_active = False
 149         while time.time() < end_time:
 150             status = heat_utils.get_stack_status(self.heat_client,
 151                                                  self.stack.id)
 152             if status == create_stack.STATUS_CREATE_COMPLETE:
 153                 is_active = True
 154                 break
 155             elif status == create_stack.STATUS_CREATE_FAILED:
 156                 is_active = False
 157                 break
 158
 159             time.sleep(3)
 160
 161         self.assertTrue(is_active)