84 lines
2.7 KiB
Python
84 lines
2.7 KiB
Python
# Copyright (c) 2015 Mirantis, Inc.
|
|
#
|
|
# 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 json
|
|
|
|
import cfg
|
|
import glanceclient
|
|
from oslo_log import log as logging
|
|
|
|
from murano.common import config
|
|
import murano.dsl.helpers as helpers
|
|
|
|
|
|
CONF = config.CONF
|
|
LOG = logging.getLogger(__name__)
|
|
|
|
|
|
# noinspection PyPep8Naming
|
|
class GlanceClient(object):
|
|
def initialize(self, _context):
|
|
client_manager = helpers.get_environment(_context).clients
|
|
self.client = client_manager.get_client(_context, "glance", True,
|
|
self.create_glance_client)
|
|
|
|
def list(self):
|
|
images = self.client.images.list()
|
|
while True:
|
|
try:
|
|
image = images.next()
|
|
yield GlanceClient._format(image)
|
|
except StopIteration:
|
|
break
|
|
|
|
def getByName(self, name):
|
|
images = list(self.client.images.list(filters={"name": name}))
|
|
if len(images) > 1:
|
|
raise AmbiguousNameException(name)
|
|
elif len(images) == 0:
|
|
return None
|
|
else:
|
|
return GlanceClient._format(images[0])
|
|
|
|
def getById(self, imageId):
|
|
image = self.client.images.get(imageId)
|
|
return GlanceClient._format(image)
|
|
|
|
@staticmethod
|
|
def _format(image):
|
|
res = {"id": image.id, "name": image.name}
|
|
if hasattr(image, "murano_image_info"):
|
|
res["meta"] = json.loads(image.murano_image_info)
|
|
return res
|
|
|
|
@classmethod
|
|
def init_plugin(cls):
|
|
cls.CONF = cfg.init_config(CONF)
|
|
|
|
def create_glance_client(self, keystone_client, auth_token):
|
|
LOG.debug("Creating a glance client")
|
|
glance_endpoint = keystone_client.service_catalog.url_for(
|
|
service_type='image', endpoint_type=self.CONF.endpoint_type)
|
|
client = glanceclient.Client(self.CONF.api_version,
|
|
endpoint=glance_endpoint,
|
|
token=auth_token)
|
|
return client
|
|
|
|
|
|
class AmbiguousNameException(Exception):
|
|
def __init__(self, name):
|
|
super(AmbiguousNameException, self).__init__("Image name '%s'"
|
|
" is ambiguous" % name)
|