ddb24ff5b1
Keystone will replace tenant with project during Havana. Some of this work already started and is moving forward. We can go ahead and replace it now before the tree gets bigger. Change-Id: I1d0494112f6a65cc4ee5390eee782e24790ca5b7
146 lines
4.8 KiB
Python
146 lines
4.8 KiB
Python
# Copyright (c) 2013 Rackspace, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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import falcon
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from marconi.storage import exceptions
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from marconi import transport
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from marconi.transport import helpers
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LOG = logging.getLogger(__name__)
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class ItemResource(object):
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__slots__ = ('queue_ctrl')
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def __init__(self, queue_controller):
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self.queue_ctrl = queue_controller
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def on_put(self, req, resp, project_id, queue_name):
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if req.content_length > transport.MAX_QUEUE_METADATA_SIZE:
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raise falcon.HTTPBadRequest(_('Bad request'),
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_('Queue metadata size is too large.'))
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if req.content_length is None or req.content_length == 0:
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raise falcon.HTTPBadRequest(_('Bad request'),
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_('Missing queue metadata.'))
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try:
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metadata = _filtered(helpers.read_json(req.stream))
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created = self.queue_ctrl.upsert(queue_name,
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metadata=metadata,
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project=project_id)
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except helpers.MalformedJSON:
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raise falcon.HTTPBadRequest(_('Bad request'),
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_('Malformed queue metadata.'))
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except Exception as ex:
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LOG.exception(ex)
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title = _('Service temporarily unavailable')
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msg = _('Please try again in a few seconds.')
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raise falcon.HTTPServiceUnavailable(title, msg, 30)
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resp.status = falcon.HTTP_201 if created else falcon.HTTP_204
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resp.location = req.path
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def on_get(self, req, resp, project_id, queue_name):
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try:
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doc = self.queue_ctrl.get(queue_name,
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project=project_id)
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resp.content_location = req.relative_uri
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resp.body = helpers.to_json(doc)
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except exceptions.DoesNotExist:
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raise falcon.HTTPNotFound
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except Exception as ex:
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LOG.exception(ex)
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title = _('Service temporarily unavailable')
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msg = _('Please try again in a few seconds.')
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raise falcon.HTTPServiceUnavailable(title, msg, 30)
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def on_delete(self, req, resp, project_id, queue_name):
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try:
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self.queue_ctrl.delete(queue_name,
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project=project_id)
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except Exception as ex:
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LOG.exception(ex)
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title = _('Service temporarily unavailable')
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msg = _('Please try again in a few seconds.')
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raise falcon.HTTPServiceUnavailable(title, msg, 30)
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resp.status = falcon.HTTP_204
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class CollectionResource(object):
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__slots__ = ('queue_ctrl')
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def __init__(self, queue_controller):
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self.queue_ctrl = queue_controller
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def on_get(self, req, resp, project_id):
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#TODO(zyuan): where do we define the limits?
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kwargs = helpers.purge({
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'marker': req.get_param('marker'),
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'limit': req.get_param_as_int('limit'),
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'detailed': req.get_param_as_bool('detailed'),
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})
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try:
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interaction = self.queue_ctrl.list(project=project_id, **kwargs)
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resp_dict = {
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'queues': list(interaction.next())
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}
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if len(resp_dict['queues']) != 0:
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kwargs['marker'] = interaction.next()
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for queue in resp_dict['queues']:
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queue['href'] = req.path + '/' + queue['name']
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resp_dict['links'] = [
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{
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'rel': 'next',
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'href': req.path + falcon.to_query_str(kwargs)
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}
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]
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resp.content_location = req.relative_uri
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resp.body = helpers.to_json(resp_dict)
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resp.status = falcon.HTTP_200
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else:
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resp.status = falcon.HTTP_204
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except Exception as ex:
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LOG.exception(ex)
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title = _('Service temporarily unavailable')
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msg = _('Please try again in a few seconds.')
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raise falcon.HTTPServiceUnavailable(title, msg, 30)
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def _filtered(obj):
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#TODO(zyuan): remove this check once we have a reserved field
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if type(obj) is not dict:
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raise helpers.MalformedJSON
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return obj
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