snaps/openstack/tests/create_image_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 os
  16 import shutil
  17 import uuid
  18 import unittest
  19
  20 from snaps import file_utils
  21 from snaps.openstack.create_image import ImageSettings
  22
  23 import openstack_tests
  24 from snaps.openstack.utils import glance_utils
  25 from snaps.openstack import create_image
  26 from snaps.openstack import os_credentials
  27 from snaps.openstack.tests.os_source_file_test import OSIntegrationTestCase
  28
  29 __author__ = 'spisarski'
  30
  31
  32 class ImageSettingsUnitTests(unittest.TestCase):
  33     """
  34     Tests the construction of the ImageSettings class
  35     """
  36
  37     def test_no_params(self):
  38         with self.assertRaises(Exception):
  39             ImageSettings()
  40
  41     def test_empty_config(self):
  42         with self.assertRaises(Exception):
  43             ImageSettings(config=dict())
  44
  45     def test_name_only(self):
  46         with self.assertRaises(Exception):
  47             ImageSettings(name='foo')
  48
  49     def test_config_with_name_only(self):
  50         with self.assertRaises(Exception):
  51             ImageSettings(config={'name': 'foo'})
  52
  53     def test_name_user_only(self):
  54         with self.assertRaises(Exception):
  55             ImageSettings(name='foo', image_user='bar')
  56
  57     def test_config_with_name_user_only(self):
  58         with self.assertRaises(Exception):
  59             ImageSettings(config={'name': 'foo', 'image_user': 'bar'})
  60
  61     def test_name_user_format_only(self):
  62         with self.assertRaises(Exception):
  63             ImageSettings(name='foo', image_user='bar', img_format='qcow2')
  64
  65     def test_config_with_name_user_format_only(self):
  66         with self.assertRaises(Exception):
  67             ImageSettings(config={'name': 'foo', 'image_user': 'bar', 'format': 'qcow2'})
  68
  69     def test_name_user_format_url_file_only(self):
  70         with self.assertRaises(Exception):
  71             ImageSettings(name='foo', image_user='bar', img_format='qcow2', url='http://foo.com',
  72                           image_file='/foo/bar.qcow')
  73
  74     def test_config_with_name_user_format_url_file_only(self):
  75         with self.assertRaises(Exception):
  76             ImageSettings(config={'name': 'foo', 'image_user': 'bar', 'format': 'qcow2',
  77                                   'download_url': 'http://foo.com', 'image_file': '/foo/bar.qcow'})
  78
  79     def test_name_user_format_url_only(self):
  80         settings = ImageSettings(name='foo', image_user='bar', img_format='qcow2', url='http://foo.com')
  81         self.assertEquals('foo', settings.name)
  82         self.assertEquals('bar', settings.image_user)
  83         self.assertEquals('qcow2', settings.format)
  84         self.assertEquals('http://foo.com', settings.url)
  85         self.assertIsNone(settings.image_file)
  86         self.assertIsNone(settings.nic_config_pb_loc)
  87
  88     def test_name_user_format_url_only_properties(self):
  89         properties = {'hw_video_model': 'vga'}
  90         settings = ImageSettings(name='foo', image_user='bar', img_format='qcow2', url='http://foo.com',
  91                                  extra_properties=properties)
  92         self.assertEquals('foo', settings.name)
  93         self.assertEquals('bar', settings.image_user)
  94         self.assertEquals('qcow2', settings.format)
  95         self.assertEquals('http://foo.com', settings.url)
  96         self.assertEquals(properties, settings.extra_properties)
  97         self.assertIsNone(settings.image_file)
  98         self.assertIsNone(settings.nic_config_pb_loc)
  99
 100     def test_config_with_name_user_format_url_only(self):
 101         settings = ImageSettings(config={'name': 'foo', 'image_user': 'bar', 'format': 'qcow2',
 102                                          'download_url': 'http://foo.com'})
 103         self.assertEquals('foo', settings.name)
 104         self.assertEquals('bar', settings.image_user)
 105         self.assertEquals('qcow2', settings.format)
 106         self.assertEquals('http://foo.com', settings.url)
 107         self.assertIsNone(settings.image_file)
 108         self.assertIsNone(settings.nic_config_pb_loc)
 109
 110     def test_name_user_format_file_only(self):
 111         settings = ImageSettings(name='foo', image_user='bar', img_format='qcow2', image_file='/foo/bar.qcow')
 112         self.assertEquals('foo', settings.name)
 113         self.assertEquals('bar', settings.image_user)
 114         self.assertEquals('qcow2', settings.format)
 115         self.assertIsNone(settings.url)
 116         self.assertEquals('/foo/bar.qcow', settings.image_file)
 117         self.assertIsNone(settings.nic_config_pb_loc)
 118
 119     def test_config_with_name_user_format_file_only(self):
 120         settings = ImageSettings(config={'name': 'foo', 'image_user': 'bar', 'format': 'qcow2',
 121                                          'image_file': '/foo/bar.qcow'})
 122         self.assertEquals('foo', settings.name)
 123         self.assertEquals('bar', settings.image_user)
 124         self.assertEquals('qcow2', settings.format)
 125         self.assertIsNone(settings.url)
 126         self.assertEquals('/foo/bar.qcow', settings.image_file)
 127         self.assertIsNone(settings.nic_config_pb_loc)
 128
 129     def test_all_url(self):
 130         properties = {'hw_video_model': 'vga'}
 131         kernel_settings = ImageSettings(name='kernel', url='http://kernel.com', image_user='bar', img_format='qcow2')
 132         ramdisk_settings = ImageSettings(name='ramdisk', url='http://ramdisk.com', image_user='bar', img_format='qcow2')
 133         settings = ImageSettings(name='foo', image_user='bar', img_format='qcow2', url='http://foo.com',
 134                                  extra_properties=properties, nic_config_pb_loc='/foo/bar',
 135                                  kernel_image_settings=kernel_settings, ramdisk_image_settings=ramdisk_settings)
 136         self.assertEquals('foo', settings.name)
 137         self.assertEquals('bar', settings.image_user)
 138         self.assertEquals('qcow2', settings.format)
 139         self.assertEquals('http://foo.com', settings.url)
 140         self.assertEquals(properties, settings.extra_properties)
 141         self.assertIsNone(settings.image_file)
 142         self.assertEquals('/foo/bar', settings.nic_config_pb_loc)
 143         self.assertEquals('kernel', settings.kernel_image_settings.name)
 144         self.assertEquals('http://kernel.com', settings.kernel_image_settings.url)
 145         self.assertEquals('bar', settings.kernel_image_settings.image_user)
 146         self.assertEquals('qcow2', settings.kernel_image_settings.format)
 147         self.assertEquals('ramdisk', settings.ramdisk_image_settings.name)
 148         self.assertEquals('http://ramdisk.com', settings.ramdisk_image_settings.url)
 149         self.assertEquals('bar', settings.ramdisk_image_settings.image_user)
 150         self.assertEquals('qcow2', settings.ramdisk_image_settings.format)
 151
 152     def test_config_all_url(self):
 153         settings = ImageSettings(
 154             config={'name': 'foo', 'image_user': 'bar', 'format': 'qcow2',
 155                     'download_url': 'http://foo.com',
 156                     'extra_properties': '{\'hw_video_model\': \'vga\'}',
 157                     'nic_config_pb_loc': '/foo/bar',
 158                     'kernel_image_settings': {'name': 'kernel', 'download_url': 'http://kernel.com',
 159                                               'image_user': 'bar', 'format': 'qcow2'},
 160                     'ramdisk_image_settings': {'name': 'ramdisk', 'download_url': 'http://ramdisk.com',
 161                                                'image_user': 'bar', 'format': 'qcow2'}})
 162         self.assertEquals('foo', settings.name)
 163         self.assertEquals('bar', settings.image_user)
 164         self.assertEquals('qcow2', settings.format)
 165         self.assertEquals('http://foo.com', settings.url)
 166         self.assertEquals('{\'hw_video_model\': \'vga\'}', settings.extra_properties)
 167         self.assertIsNone(settings.image_file)
 168         self.assertEquals('/foo/bar', settings.nic_config_pb_loc)
 169         self.assertEquals('kernel', settings.kernel_image_settings.name)
 170         self.assertEquals('http://kernel.com', settings.kernel_image_settings.url)
 171         self.assertEquals('ramdisk', settings.ramdisk_image_settings.name)
 172         self.assertEquals('http://ramdisk.com', settings.ramdisk_image_settings.url)
 173
 174     def test_all_file(self):
 175         properties = {'hw_video_model': 'vga'}
 176         settings = ImageSettings(name='foo', image_user='bar', img_format='qcow2', image_file='/foo/bar.qcow',
 177                                  extra_properties=properties, nic_config_pb_loc='/foo/bar')
 178         self.assertEquals('foo', settings.name)
 179         self.assertEquals('bar', settings.image_user)
 180         self.assertEquals('qcow2', settings.format)
 181         self.assertIsNone(settings.url)
 182         self.assertEquals('/foo/bar.qcow', settings.image_file)
 183         self.assertEquals(properties, settings.extra_properties)
 184         self.assertEquals('/foo/bar', settings.nic_config_pb_loc)
 185
 186     def test_config_all_file(self):
 187         settings = ImageSettings(config={'name': 'foo', 'image_user': 'bar', 'format': 'qcow2',
 188                                          'image_file': '/foo/bar.qcow',
 189                                          'extra_properties': '{\'hw_video_model\' : \'vga\'}',
 190                                          'nic_config_pb_loc': '/foo/bar'})
 191         self.assertEquals('foo', settings.name)
 192         self.assertEquals('bar', settings.image_user)
 193         self.assertEquals('qcow2', settings.format)
 194         self.assertIsNone(settings.url)
 195         self.assertEquals('/foo/bar.qcow', settings.image_file)
 196         self.assertEquals('{\'hw_video_model\' : \'vga\'}', settings.extra_properties)
 197         self.assertEquals('/foo/bar', settings.nic_config_pb_loc)
 198
 199
 200 class CreateImageSuccessTests(OSIntegrationTestCase):
 201     """
 202     Test for the CreateImage class defined in create_image.py
 203     """
 204
 205     def setUp(self):
 206         """
 207         Instantiates the CreateImage object that is responsible for downloading and creating an OS image file
 208         within OpenStack
 209         """
 210         super(self.__class__, self).__start__()
 211
 212         guid = uuid.uuid4()
 213         self.image_name = self.__class__.__name__ + '-' + str(guid)
 214         self.glance = glance_utils.glance_client(self.os_creds)
 215         self.image_creator = None
 216
 217         self.tmp_dir = 'tmp/' + str(guid)
 218         if not os.path.exists(self.tmp_dir):
 219             os.makedirs(self.tmp_dir)
 220
 221     def tearDown(self):
 222         """
 223         Cleans the image and downloaded image file
 224         """
 225         if self.image_creator:
 226             self.image_creator.clean()
 227
 228         if os.path.exists(self.tmp_dir) and os.path.isdir(self.tmp_dir):
 229             shutil.rmtree(self.tmp_dir)
 230
 231         super(self.__class__, self).__clean__()
 232
 233     def test_create_image_clean_url(self):
 234         """
 235         Tests the creation of an OpenStack image from a URL.
 236         """
 237         # Create Image
 238         # Set the default image settings, then set any custom parameters sent from the app
 239         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name, image_metadata=self.image_metadata)
 240
 241         self.image_creator = create_image.OpenStackImage(self.os_creds, os_image_settings)
 242         created_image = self.image_creator.create()
 243         self.assertIsNotNone(created_image)
 244
 245         retrieved_image = glance_utils.get_image(self.glance, os_image_settings.name)
 246         self.assertIsNotNone(retrieved_image)
 247         self.assertEquals(created_image.size, retrieved_image.size)
 248         self.assertEquals(get_image_size(os_image_settings), retrieved_image.size)
 249         self.assertEquals(created_image.name, retrieved_image.name)
 250         self.assertEquals(created_image.id, retrieved_image.id)
 251
 252     def test_create_image_clean_url_properties(self):
 253         """
 254         Tests the creation of an OpenStack image from a URL and set properties.
 255         """
 256         # Create Image
 257         # Set the default image settings, then set any custom parameters sent from the app
 258         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name, image_metadata=self.image_metadata)
 259
 260         self.image_creator = create_image.OpenStackImage(self.os_creds, os_image_settings)
 261         created_image = self.image_creator.create()
 262         self.assertIsNotNone(created_image)
 263
 264         retrieved_image = glance_utils.get_image(self.glance, os_image_settings.name)
 265         self.assertIsNotNone(retrieved_image)
 266         self.assertEquals(self.image_creator.get_image().size, retrieved_image.size)
 267         self.assertEquals(get_image_size(os_image_settings), retrieved_image.size)
 268         self.assertEquals(created_image.name, retrieved_image.name)
 269         self.assertEquals(created_image.id, retrieved_image.id)
 270         self.assertEquals(created_image.properties, retrieved_image.properties)
 271
 272     def test_create_image_clean_file(self):
 273         """
 274         Tests the creation of an OpenStack image from a file.
 275         """
 276
 277         # Create Image
 278         # Set the default image settings, then set any custom parameters sent from the app
 279         url_image_settings = openstack_tests.cirros_url_image(self.image_name, image_metadata=self.image_metadata)
 280
 281         # Download the file of the image
 282         image_file = file_utils.download(url_image_settings.url, self.tmp_dir)
 283         file_image_settings = openstack_tests.file_image_test_settings(
 284             name=self.image_name, file_path=image_file.name, image_metadata=self.image_metadata)
 285
 286         self.image_creator = create_image.OpenStackImage(self.os_creds, file_image_settings)
 287         created_image = self.image_creator.create()
 288         self.assertIsNotNone(created_image)
 289         self.assertEqual(self.image_name, created_image.name)
 290
 291         retrieved_image = glance_utils.get_image(self.glance, file_image_settings.name)
 292         self.assertIsNotNone(retrieved_image)
 293         self.assertEquals(self.image_creator.get_image().size, retrieved_image.size)
 294         self.assertEquals(get_image_size(file_image_settings), retrieved_image.size)
 295
 296         self.assertEquals(created_image.name, retrieved_image.name)
 297         self.assertEquals(created_image.id, retrieved_image.id)
 298
 299     def test_create_delete_image(self):
 300         """
 301         Tests the creation then deletion of an OpenStack image to ensure clean() does not raise an Exception.
 302         """
 303         # Create Image
 304         # Set the default image settings, then set any custom parameters sent from the app
 305         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name, image_metadata=self.image_metadata)
 306
 307         self.image_creator = create_image.OpenStackImage(self.os_creds, os_image_settings)
 308         created_image = self.image_creator.create()
 309         self.assertIsNotNone(created_image)
 310
 311         retrieved_image = glance_utils.get_image(self.glance, os_image_settings.name)
 312         self.assertIsNotNone(retrieved_image)
 313         self.assertEquals(self.image_creator.get_image().size, retrieved_image.size)
 314         self.assertEquals(get_image_size(os_image_settings), retrieved_image.size)
 315
 316         # Delete Image manually
 317         glance_utils.delete_image(self.glance, created_image)
 318
 319         self.assertIsNone(glance_utils.get_image(self.glance, self.image_creator.image_settings.name))
 320
 321         # Must not throw an exception when attempting to cleanup non-existent image
 322         self.image_creator.clean()
 323         self.assertIsNone(self.image_creator.get_image())
 324
 325     def test_create_same_image(self):
 326         """
 327         Tests the creation of an OpenStack image when the image already exists.
 328         """
 329         # Create Image
 330         # Set the default image settings, then set any custom parameters sent from the app
 331         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name, image_metadata=self.image_metadata)
 332
 333         self.image_creator = create_image.OpenStackImage(self.os_creds, os_image_settings)
 334         image1 = self.image_creator.create()
 335
 336         retrieved_image = glance_utils.get_image(self.glance, os_image_settings.name)
 337         self.assertIsNotNone(retrieved_image)
 338         self.assertEquals(self.image_creator.get_image().size, retrieved_image.size)
 339         self.assertEquals(get_image_size(os_image_settings), retrieved_image.size)
 340         self.assertEquals(image1.name, retrieved_image.name)
 341         self.assertEquals(image1.id, retrieved_image.id)
 342         self.assertEquals(image1.properties, retrieved_image.properties)
 343
 344         # Should be retrieving the instance data
 345         os_image_2 = create_image.OpenStackImage(self.os_creds, os_image_settings)
 346         image2 = os_image_2.create()
 347         self.assertEquals(image1.id, image2.id)
 348
 349
 350 class CreateImageNegativeTests(OSIntegrationTestCase):
 351     """
 352     Negative test cases for the CreateImage class
 353     """
 354
 355     def setUp(self):
 356         super(self.__class__, self).__start__()
 357
 358         self.image_name = self.__class__.__name__ + '-' + str(uuid.uuid4())
 359         self.image_creator = None
 360
 361     def tearDown(self):
 362         if self.image_creator:
 363             self.image_creator.clean()
 364
 365         super(self.__class__, self).__clean__()
 366
 367     def test_none_image_name(self):
 368         """
 369         Expect an exception when the image name is None
 370         """
 371         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name)
 372         with self.assertRaises(Exception):
 373             self.image_creator = create_image.OpenStackImage(
 374                 self.os_creds, create_image.ImageSettings(
 375                     name=None, image_user=os_image_settings.image_user, img_format=os_image_settings.format,
 376                     url=os_image_settings.url))
 377
 378             self.fail('Exception should have been thrown prior to this line')
 379
 380     def test_bad_image_url(self):
 381         """
 382         Expect an exception when the image download url is bad
 383         """
 384         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name)
 385         self.image_creator = create_image.OpenStackImage(self.os_creds, create_image.ImageSettings(
 386             name=os_image_settings.name, image_user=os_image_settings.image_user,
 387             img_format=os_image_settings.format, url="http://foo.bar"))
 388         with self.assertRaises(Exception):
 389             self.image_creator.create()
 390
 391     def test_bad_image_file(self):
 392         """
 393         Expect an exception when the image file does not exist
 394         """
 395         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name)
 396         self.image_creator = create_image.OpenStackImage(
 397             self.os_creds,
 398             create_image.ImageSettings(name=os_image_settings.name, image_user=os_image_settings.image_user,
 399                                        img_format=os_image_settings.format, image_file="/foo/bar.qcow"))
 400         with self.assertRaises(Exception):
 401             self.image_creator.create()
 402
 403     def test_none_proj_name(self):
 404         """
 405         Expect an exception when the project name is None
 406         """
 407         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name)
 408         with self.assertRaises(Exception):
 409             self.image_creator = create_image.OpenStackImage(
 410                 os_credentials.OSCreds(self.os_creds.username, self.os_creds.password, self.os_creds.auth_url, None,
 411                                        proxy_settings=self.os_creds.proxy_settings),
 412                 os_image_settings)
 413             self.image_creator.create()
 414
 415     def test_none_auth_url(self):
 416         """
 417         Expect an exception when the project name is None
 418         """
 419         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name)
 420         with self.assertRaises(Exception):
 421             self.image_creator = create_image.OpenStackImage(
 422                 os_credentials.OSCreds(self.os_creds.username, self.os_creds.password, None,
 423                                        self.os_creds.project_name, proxy_settings=self.os_creds.proxy_settings),
 424                 os_image_settings)
 425             self.image_creator.create()
 426
 427     def test_none_password(self):
 428         """
 429         Expect an exception when the project name is None
 430         """
 431         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name)
 432         with self.assertRaises(Exception):
 433             self.image_creator = create_image.OpenStackImage(
 434                 os_credentials.OSCreds(self.os_creds.username, None, self.os_creds.os_auth_url,
 435                                        self.os_creds.project_name, proxy_settings=self.os_creds.proxy_settings),
 436                 os_image_settings)
 437
 438     def test_none_user(self):
 439         """
 440         Expect an exception when the project name is None
 441         """
 442         os_image_settings = openstack_tests.cirros_url_image(name=self.image_name)
 443         with self.assertRaises(Exception):
 444             self.image_creator = create_image.OpenStackImage(
 445                 os_credentials.OSCreds(None, self.os_creds.password, self.os_creds.os_auth_url,
 446                                        self.os_creds.project_name,
 447                                        proxy_settings=self.os_creds.proxy_settings),
 448                 os_image_settings)
 449
 450
 451 class CreateMultiPartImageTests(OSIntegrationTestCase):
 452     """
 453     Test different means for creating a 3-part images
 454     """
 455     def setUp(self):
 456         """
 457         Instantiates the CreateImage object that is responsible for
 458         downloading and creating an OS image file within OpenStack
 459         """
 460         super(self.__class__, self).__start__()
 461
 462         guid = uuid.uuid4()
 463         self.image_creators = list()
 464         self.image_name = self.__class__.__name__ + '-' + str(guid)
 465         self.glance = glance_utils.glance_client(self.os_creds)
 466
 467         self.tmp_dir = 'tmp/' + str(guid)
 468         if not os.path.exists(self.tmp_dir):
 469             os.makedirs(self.tmp_dir)
 470
 471     def tearDown(self):
 472         """
 473         Cleans the images and downloaded image file
 474         """
 475         for image_creator in self.image_creators:
 476             image_creator.clean()
 477
 478         if os.path.exists(self.tmp_dir) and os.path.isdir(self.tmp_dir):
 479             shutil.rmtree(self.tmp_dir)
 480
 481         super(self.__class__, self).__clean__()
 482
 483     def test_create_three_part_image_from_url(self):
 484         """
 485         Tests the creation of a 3-part OpenStack image from a URL.
 486         """
 487         # Create the kernel image
 488         image_settings = openstack_tests.cirros_url_image(
 489             name=self.image_name,
 490             image_metadata={'disk_url': 'http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img',
 491                             'kernel_url': 'http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-kernel',
 492                             'ramdisk_url': 'http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-initramfs'})
 493
 494         image_creator = create_image.OpenStackImage(self.os_creds, image_settings)
 495         self.image_creators.append(image_creator)
 496         image_creator.create()
 497
 498         main_image = glance_utils.get_image(self.glance, image_settings.name)
 499         self.assertIsNotNone(main_image)
 500         self.assertIsNotNone(image_creator.get_image())
 501         self.assertEquals(image_creator.get_image().id, main_image.id)
 502
 503         kernel_image = glance_utils.get_image(self.glance, image_settings.kernel_image_settings.name)
 504         self.assertIsNotNone(kernel_image)
 505         self.assertIsNotNone(image_creator.get_kernel_image())
 506         self.assertEquals(kernel_image.id, image_creator.get_kernel_image().id)
 507
 508         ramdisk_image = glance_utils.get_image(self.glance, image_settings.ramdisk_image_settings.name)
 509         self.assertIsNotNone(ramdisk_image)
 510         self.assertIsNotNone(image_creator.get_ramdisk_image())
 511         self.assertEquals(ramdisk_image.id, image_creator.get_ramdisk_image().id)
 512
 513     def test_create_three_part_image_from_file_3_creators(self):
 514         """
 515         Tests the creation of a 3-part OpenStack image from files.
 516         """
 517         # Set properties
 518         properties = {}
 519         if self.image_metadata:
 520             if 'extra_properties' in self.image_metadata and self.image_metadata['extra_properties']:
 521                 properties = self.image_metadata['extra_properties']
 522         # Create the kernel image
 523         kernel_url = 'http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-kernel'
 524         if self.image_metadata:
 525             if 'kernel_url' in self.image_metadata and self.image_metadata['kernel_url']:
 526                 kernel_url = self.image_metadata['kernel_url']
 527         kernel_image_file = file_utils.download(kernel_url, self.tmp_dir)
 528         kernel_file_image_settings = openstack_tests.file_image_test_settings(
 529             name=self.image_name+'_kernel', file_path=kernel_image_file.name)
 530         self.image_creators.append(create_image.OpenStackImage(self.os_creds, kernel_file_image_settings))
 531         kernel_image = self.image_creators[-1].create()
 532         self.assertIsNotNone(kernel_image)
 533         self.assertEquals(get_image_size(kernel_file_image_settings), kernel_image.size)
 534
 535         # Create the ramdisk image
 536         ramdisk_url = 'http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-initramfs'
 537         if self.image_metadata:
 538             if 'ramdisk_url' in self.image_metadata and self.image_metadata['ramdisk_url']:
 539                 ramdisk_url = self.image_metadata['ramdisk_url']
 540         ramdisk_image_file = file_utils.download(ramdisk_url, self.tmp_dir)
 541         ramdisk_file_image_settings = openstack_tests.file_image_test_settings(
 542             name=self.image_name+'_ramdisk', file_path=ramdisk_image_file.name)
 543         self.image_creators.append(create_image.OpenStackImage(self.os_creds, ramdisk_file_image_settings))
 544         ramdisk_image = self.image_creators[-1].create()
 545         self.assertIsNotNone(ramdisk_image)
 546         self.assertEquals(get_image_size(ramdisk_file_image_settings), ramdisk_image.size)
 547
 548         # Create the main image
 549         image_url = 'http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img'
 550         image_file = file_utils.download(image_url, self.tmp_dir)
 551         file_image_settings = openstack_tests.file_image_test_settings(name=self.image_name, file_path=image_file.name)
 552         properties['kernel_id'] = kernel_image.id
 553         properties['ramdisk_id'] = ramdisk_image.id
 554         file_image_settings.extra_properties = properties
 555         self.image_creators.append(create_image.OpenStackImage(self.os_creds, file_image_settings))
 556         created_image = self.image_creators[-1].create()
 557
 558         self.assertIsNotNone(created_image)
 559         self.assertEqual(self.image_name, created_image.name)
 560
 561         retrieved_image = glance_utils.get_image(self.glance, file_image_settings.name)
 562         self.assertIsNotNone(retrieved_image)
 563         self.assertEquals(self.image_creators[-1].get_image().size, retrieved_image.size)
 564         self.assertEquals(get_image_size(file_image_settings), retrieved_image.size)
 565         self.assertEquals(created_image.name, retrieved_image.name)
 566         self.assertEquals(created_image.id, retrieved_image.id)
 567         self.assertEquals(created_image.properties, retrieved_image.properties)
 568
 569     def test_create_three_part_image_from_url_3_creators(self):
 570         """
 571         Tests the creation of a 3-part OpenStack image from a URL.
 572         """
 573         # Set properties
 574         properties = {}
 575         if self.image_metadata and self.image_metadata['extra_properties']:
 576             properties = self.image_metadata['extra_properties']
 577
 578         # Create the kernel image
 579         kernel_image_settings = openstack_tests.cirros_url_image(
 580             name=self.image_name+'_kernel',
 581             url='http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-kernel')
 582
 583         if self.image_metadata:
 584             if 'kernel_url' in self.image_metadata and self.image_metadata['kernel_url']:
 585                 kernel_image_settings.url = self.image_metadata['kernel_url']
 586         self.image_creators.append(create_image.OpenStackImage(self.os_creds, kernel_image_settings))
 587         kernel_image = self.image_creators[-1].create()
 588         self.assertIsNotNone(kernel_image)
 589         self.assertEquals(get_image_size(kernel_image_settings), kernel_image.size)
 590
 591         # Create the ramdisk image
 592         ramdisk_image_settings = openstack_tests.cirros_url_image(
 593             name=self.image_name+'_ramdisk',
 594             url='http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-initramfs')
 595         if self.image_metadata:
 596             if 'ramdisk_url' in self.image_metadata and self.image_metadata['ramdisk_url']:
 597                 ramdisk_image_settings.url = self.image_metadata['ramdisk_url']
 598         self.image_creators.append(create_image.OpenStackImage(self.os_creds, ramdisk_image_settings))
 599         ramdisk_image = self.image_creators[-1].create()
 600         self.assertIsNotNone(ramdisk_image)
 601         self.assertEquals(get_image_size(ramdisk_image_settings), ramdisk_image.size)
 602
 603         # Create the main image
 604         os_image_settings = openstack_tests.cirros_url_image(
 605             name=self.image_name,
 606             url='http://download.cirros-cloud.net/0.3.4/cirros-0.3.4-x86_64-disk.img')
 607         if self.image_metadata:
 608             if 'disk_url' in self.image_metadata and self.image_metadata['disk_url']:
 609                 os_image_settings.url = self.image_metadata['disk_url']
 610
 611         properties['kernel_id'] = kernel_image.id
 612         properties['ramdisk_id'] = ramdisk_image.id
 613         os_image_settings.extra_properties = properties
 614
 615         self.image_creators.append(create_image.OpenStackImage(self.os_creds, os_image_settings))
 616         created_image = self.image_creators[-1].create()
 617         self.assertIsNotNone(created_image)
 618         self.assertEqual(self.image_name, created_image.name)
 619
 620         retrieved_image = glance_utils.get_image(self.glance, os_image_settings.name)
 621         self.assertIsNotNone(retrieved_image)
 622
 623         self.assertEquals(self.image_creators[-1].get_image().size, retrieved_image.size)
 624         self.assertEquals(get_image_size(os_image_settings), retrieved_image.size)
 625
 626         self.assertEquals(created_image.name, retrieved_image.name)
 627         self.assertEquals(created_image.id, retrieved_image.id)
 628         self.assertEquals(created_image.properties, retrieved_image.properties)
 629
 630
 631 def get_image_size(image_settings):
 632     """
 633     Returns the expected image size
 634     :return:
 635     """
 636     if image_settings.image_file:
 637         return os.path.getsize(image_settings.image_file)
 638     elif image_settings.url:
 639         return int(file_utils.get_content_length(image_settings.url))
 640     else:
 641         raise Exception('Cannot retrieve expected image size. Image filename or URL has not been configured')