1399cee171
We don't need this in a Python 3-only world. Remove six in follows: 1. zaqar/transport/wsgi/v1_0/* 2. zaqar/transport/wsgi/v1_1/* 3. zaqar/transport/wsgi/utils.py Change-Id: I10ad5001e5ef9e9ae32d7a57080e676d5be6fdf8
96 lines
3.5 KiB
Python
96 lines
3.5 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 falcon
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from oslo_log import log as logging
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from zaqar.common import decorators
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from zaqar.i18n import _
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from zaqar.storage import errors as storage_errors
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from zaqar.transport import utils
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from zaqar.transport import validation
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from zaqar.transport.wsgi import errors as wsgi_errors
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from zaqar.transport.wsgi import utils as wsgi_utils
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LOG = logging.getLogger(__name__)
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class Resource(object):
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__slots__ = ('_wsgi_conf', '_validate', '_queue_ctrl')
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def __init__(self, _wsgi_conf, validate, queue_controller):
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self._wsgi_conf = _wsgi_conf
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self._validate = validate
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self._queue_ctrl = queue_controller
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@decorators.TransportLog("Queue metadata")
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def on_get(self, req, resp, project_id, queue_name):
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try:
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resp_dict = self._queue_ctrl.get_metadata(queue_name,
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project=project_id)
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except storage_errors.DoesNotExist as ex:
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LOG.debug(ex)
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raise wsgi_errors.HTTPNotFound(str(ex))
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except Exception:
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description = _(u'Queue metadata could not be retrieved.')
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LOG.exception(description)
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raise wsgi_errors.HTTPServiceUnavailable(description)
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resp.content_location = req.path
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resp.body = utils.to_json(resp_dict)
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# status defaults to 200
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@decorators.TransportLog("Queue metadata")
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def on_put(self, req, resp, project_id, queue_name):
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try:
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# Place JSON size restriction before parsing
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self._validate.queue_metadata_length(req.content_length)
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# Deserialize queue metadata
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document = wsgi_utils.deserialize(req.stream, req.content_length)
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metadata = wsgi_utils.sanitize(document)
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# Restrict setting any reserved queue attributes
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for key in metadata:
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if key.startswith('_'):
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description = _(u'Reserved queue attributes in metadata '
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u'(which names start with "_") can not be '
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u'set in API v1.')
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raise validation.ValidationFailed(description)
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except validation.ValidationFailed as ex:
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LOG.debug(ex)
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raise wsgi_errors.HTTPBadRequestAPI(str(ex))
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try:
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self._queue_ctrl.set_metadata(queue_name,
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metadata=metadata,
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project=project_id)
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except validation.ValidationFailed as ex:
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LOG.debug(ex)
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raise wsgi_errors.HTTPBadRequestAPI(str(ex))
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except storage_errors.QueueDoesNotExist as ex:
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raise wsgi_errors.HTTPNotFound(str(ex))
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except Exception:
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description = _(u'Metadata could not be updated.')
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LOG.exception(description)
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raise wsgi_errors.HTTPServiceUnavailable(description)
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resp.status = falcon.HTTP_204
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resp.location = req.path
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