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# Copyright 2013 IBM Corp.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
import cStringIO as StringIO
from oslo_log import log as logging
from tempest_lib.common.utils import data_utils
from tempest_lib import exceptions as lib_exc
from tempest import clients
from tempest.common import credentials
from tempest import config
import tempest.test
CONF = config.CONF
LOG = logging.getLogger(__name__)
class BaseImageTest(tempest.test.BaseTestCase):
"""Base test class for Image API tests."""
@classmethod
def skip_checks(cls):
super(BaseImageTest, cls).skip_checks()
if not CONF.service_available.glance:
skip_msg = ("%s skipped as glance is not available" % cls.__name__)
raise cls.skipException(skip_msg)
@classmethod
def setup_credentials(cls):
super(BaseImageTest, cls).setup_credentials()
cls.isolated_creds = credentials.get_isolated_credentials(
cls.__name__, network_resources=cls.network_resources)
cls.os = clients.Manager(cls.isolated_creds.get_primary_creds())
@classmethod
def resource_setup(cls):
cls.set_network_resources()
super(BaseImageTest, cls).resource_setup()
cls.created_images = []
@classmethod
def resource_cleanup(cls):
for image_id in cls.created_images:
try:
cls.client.delete_image(image_id)
except lib_exc.NotFound:
pass
for image_id in cls.created_images:
cls.client.wait_for_resource_deletion(image_id)
super(BaseImageTest, cls).resource_cleanup()
@classmethod
def create_image(cls, **kwargs):
"""Wrapper that returns a test image."""
name = data_utils.rand_name(cls.__name__ + "-instance")
if 'name' in kwargs:
name = kwargs.pop('name')
container_format = kwargs.pop('container_format')
disk_format = kwargs.pop('disk_format')
image = cls.client.create_image(name, container_format,
disk_format, **kwargs)
cls.created_images.append(image['id'])
return image
class BaseV1ImageTest(BaseImageTest):
@classmethod
def skip_checks(cls):
super(BaseV1ImageTest, cls).skip_checks()
if not CONF.image_feature_enabled.api_v1:
msg = "Glance API v1 not supported"
raise cls.skipException(msg)
@classmethod
def setup_clients(cls):
super(BaseV1ImageTest, cls).setup_clients()
cls.client = cls.os.image_client
class BaseV1ImageMembersTest(BaseV1ImageTest):
@classmethod
def setup_credentials(cls):
super(BaseV1ImageMembersTest, cls).setup_credentials()
cls.os_alt = clients.Manager(cls.isolated_creds.get_alt_creds())
@classmethod
def setup_clients(cls):
super(BaseV1ImageMembersTest, cls).setup_clients()
cls.alt_img_cli = cls.os_alt.image_client
@classmethod
def resource_setup(cls):
super(BaseV1ImageMembersTest, cls).resource_setup()
cls.alt_tenant_id = cls.alt_img_cli.tenant_id
def _create_image(self):
image_file = StringIO.StringIO(data_utils.random_bytes())
image = self.create_image(container_format='bare',
disk_format='raw',
is_public=False,
data=image_file)
image_id = image['id']
return image_id
class BaseV2ImageTest(BaseImageTest):
@classmethod
def skip_checks(cls):
super(BaseV2ImageTest, cls).skip_checks()
if not CONF.image_feature_enabled.api_v2:
msg = "Glance API v2 not supported"
raise cls.skipException(msg)
@classmethod
def setup_clients(cls):
super(BaseV2ImageTest, cls).setup_clients()
cls.client = cls.os.image_client_v2
class BaseV2MemberImageTest(BaseV2ImageTest):
@classmethod
def setup_credentials(cls):
super(BaseV2MemberImageTest, cls).setup_credentials()
creds = cls.isolated_creds.get_alt_creds()
cls.os_alt = clients.Manager(creds)
@classmethod
def setup_clients(cls):
super(BaseV2MemberImageTest, cls).setup_clients()
cls.os_img_client = cls.os.image_client_v2
cls.alt_img_client = cls.os_alt.image_client_v2
@classmethod
def resource_setup(cls):
super(BaseV2MemberImageTest, cls).resource_setup()
cls.alt_tenant_id = cls.alt_img_client.tenant_id
def _list_image_ids_as_alt(self):
image_list = self.alt_img_client.image_list()
image_ids = map(lambda x: x['id'], image_list)
return image_ids
def _create_image(self):
name = data_utils.rand_name('image')
image = self.os_img_client.create_image(name,
container_format='bare',
disk_format='raw')
image_id = image['id']
self.addCleanup(self.os_img_client.delete_image, image_id)
return image_id
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