zaqar/marconi/proxy/transport/wsgi/metadata.py
Chang Bo Guo 683206d237 Follow hacking rules about import
This patch follows the rules about import in HACKING.rst
https://github.com/openstack/marconi/blob/master/HACKING.rst#imports

* reorder imports
* Add missing blank lines before code

Change-Id: I4abcfb3a2640499c5df34cbf75b5eaecb3d19823
2013-10-11 20:06:35 -07:00

46 lines
1.5 KiB
Python

# Copyright (c) 2013 Rackspace Hosting, 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.
"""metadata: adds queue metadata to the catalogue and forwards to
marconi queue metadata requests.
"""
import io
import json
from marconi.proxy.utils import forward
from marconi.proxy.utils import helpers
class Resource(forward.ForwardMixin):
def __init__(self, partitions_controller,
catalogue_controller,
cache, selector):
super(Resource, self).__init__(
partitions_controller, catalogue_controller,
cache, selector, methods=['get'])
def on_put(self, request, response, queue):
project = helpers.get_project(request)
data = request.stream.read()
# NOTE(cpp-cabrera): This is a hack to preserve the metadata
request.stream = io.BytesIO(data)
resp = self.forward(request, response, queue)
if resp.ok:
self._catalogue.update_metadata(project, queue,
json.loads(data))