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##############################################################################
# Copyright (c) 2017 ZTE Corporation and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
import os
import urllib.request
from oslo_config import cfg
from identity_auth import get_session
from os_clients import glance_client
OPTS = [
cfg.StrOpt('image_name',
default=os.environ.get('IMAGE_NAME', 'cirros'),
help='the name of test image',
required=True),
cfg.StrOpt('image_format',
default='qcow2',
help='the format of test image',
required=True),
cfg.StrOpt('image_filename',
default='cirros.img',
help='the name of image file',
required=True),
cfg.StrOpt('image_download_url',
default='https://launchpad.net/cirros/trunk/0.3.0/+download/cirros-0.3.0-x86_64-disk.img',
help='the url where to get the image',
required=True),
]
class Image(object):
def __init__(self, conf, log):
self.conf = conf
self.log = log
self.glance = \
glance_client(conf.glance_version, get_session())
self.use_existing_image = False
self.image = None
def create(self):
self.log.info('image create start......')
images = {image.name: image for image in self.glance.images.list()}
if self.conf.image_name not in images:
if not os.path.exists(self.conf.image_filename):
resp = urllib.request.urlopen(self.conf.image_download_url)
with open(self.conf.image_filename, "wb") as file:
file.write(resp.read())
self.image = self.glance.images.create(name=self.conf.image_name,
disk_format=self.conf.image_format,
container_format="bare",
visibility="public")
self.glance.images.upload(self.image['id'],
open(self.conf.image_filename, 'rb'))
else:
self.use_existing_image = True
self.image = images[self.conf.image_name]
self.log.info('image create end......')
def delete(self):
self.log.info('image delete start.......')
if not self.use_existing_image and self.image:
self.glance.images.delete(self.image['id'])
self.log.info('image delete end.......')
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