Source code for compute.admin.test_volume

# Copyright 2020 Red Hat Inc.
# All Rights Reserved.
#    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
#    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 io

from tempest.api.compute import base
from tempest.common import waiters
from tempest import config
from tempest.lib import decorators

CONF = config.CONF

[docs]class BaseAttachSCSIVolumeTest(base.BaseV2ComputeAdminTest): """Base class for the admin volume tests in this module.""" create_default_network = True @classmethod def skip_checks(cls): super(BaseAttachSCSIVolumeTest, cls).skip_checks() if not CONF.service_available.cinder: skip_msg = ("%s skipped as Cinder is not available" % cls.__name__) raise cls.skipException(skip_msg) @classmethod def setup_credentials(cls): cls.prepare_instance_network() super(BaseAttachSCSIVolumeTest, cls).setup_credentials() def _create_image_with_custom_property(self, **kwargs): """Wrapper utility that returns the custom image. Creates a new image by downloading the default image's bits and uploading them to a new image. Any kwargs are set as image properties on the new image. :param return image_id: The UUID of the newly created image. """ image = self.admin_image_client.show_image(CONF.compute.image_ref) image_data = self.admin_image_client.show_image_file( CONF.compute.image_ref).data image_file = io.BytesIO(image_data) create_dict = { 'container_format': image['container_format'], 'disk_format': image['disk_format'], 'min_disk': image['min_disk'], 'min_ram': image['min_ram'], 'visibility': 'public', } create_dict.update(kwargs) new_image = self.admin_image_client.create_image(**create_dict) self.addCleanup(self.admin_image_client.wait_for_resource_deletion, new_image['id']) self.addCleanup(self.admin_image_client.delete_image, new_image['id']) self.admin_image_client.store_image_file(new_image['id'], image_file) return new_image['id']
[docs]class AttachSCSIVolumeTestJSON(BaseAttachSCSIVolumeTest): """Test attaching scsi volume to server"""
[docs] @decorators.idempotent_id('777e468f-17ca-4da4-b93d-b7dbf56c0494') def test_attach_scsi_disk_with_config_drive(self): """Test the attach/detach volume with config drive/scsi disk Enable the config drive, followed by booting an instance from an image with meta properties hw_cdrom: scsi and use virtio-scsi mode with further asserting list volume attachments in instance after attach and detach of the volume. """ custom_img = self._create_image_with_custom_property( hw_scsi_model='virtio-scsi', hw_disk_bus='scsi', hw_cdrom_bus='scsi') validation_resources = self.get_test_validation_resources( self.os_primary) server = self.create_test_server( image_id=custom_img, config_drive=True, validatable=True, validation_resources=validation_resources, wait_until="SSHABLE") # NOTE(lyarwood): self.create_test_server delete the server # at class level cleanup so add server cleanup to ensure that # the instance is deleted first before created image. This # avoids failures when using the rbd backend is used for both # Glance and Nova ephemeral storage. Also wait until server is # deleted otherwise image deletion can start before server is # deleted. self.addCleanup(waiters.wait_for_server_termination, self.servers_client, server['id']) self.addCleanup(self.servers_client.delete_server, server['id']) volume = self.create_volume() attachment = self.attach_volume(server, volume) waiters.wait_for_volume_resource_status( self.volumes_client, attachment['volumeId'], 'in-use') volume_after_attach = self.servers_client.list_volume_attachments( server['id'])['volumeAttachments'] self.assertEqual(1, len(volume_after_attach), "Failed to attach volume") self.servers_client.detach_volume( server['id'], attachment['volumeId']) waiters.wait_for_volume_resource_status( self.volumes_client, attachment['volumeId'], 'available') waiters.wait_for_volume_attachment_remove_from_server( self.servers_client, server['id'], attachment['volumeId'])