Merge "Test creating multiple volumes from image simultaneously"
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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from tempest.common import waiters
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from tempest import config
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from tempest.lib.common.utils import data_utils
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from tempest.lib.common.utils import test_utils
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from tempest.lib import decorators
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from cinder_tempest_plugin.api.volume import base
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CONF = config.CONF
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class VolumeFromImageTest(base.BaseVolumeTest):
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@classmethod
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def skip_checks(cls):
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super(VolumeFromImageTest, cls).skip_checks()
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@classmethod
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def create_volume_no_wait(cls, **kwargs):
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"""Returns a test volume.
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This does not wait for volume creation to finish,
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so that multiple operations can happen on the
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Cinder server in parallel.
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"""
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if 'size' not in kwargs:
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kwargs['size'] = CONF.volume.volume_size
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if 'imageRef' in kwargs:
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image = cls.os_primary.image_client_v2.show_image(
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kwargs['imageRef'])
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min_disk = image['min_disk']
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kwargs['size'] = max(kwargs['size'], min_disk)
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if 'name' not in kwargs:
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name = data_utils.rand_name(cls.__name__ + '-Volume')
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kwargs['name'] = name
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volume = cls.volumes_client.create_volume(**kwargs)['volume']
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cls.addClassResourceCleanup(
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cls.volumes_client.wait_for_resource_deletion, volume['id'])
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cls.addClassResourceCleanup(test_utils.call_and_ignore_notfound_exc,
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cls.volumes_client.delete_volume,
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volume['id'])
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return volume
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@decorators.idempotent_id('8976a11b-1ddc-49b6-b66f-8c26adf3fa9e')
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def test_create_from_image_multiple(self):
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"""Create a handful of volumes from the same image at once.
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The purpose of this test is to stress volume drivers,
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image download, the image cache, etc., within Cinder.
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"""
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img_uuid = CONF.compute.image_ref
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vols = []
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for v in range(0, 5):
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vols.append(self.create_volume_no_wait(imageRef=img_uuid))
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for v in vols:
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waiters.wait_for_volume_resource_status(self.volumes_client,
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v['id'],
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'available')
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