82b3022e24
Implement blueprint support-md5-of-body Change-Id: Ia0062925e0157e62cc5a5d01fc6b5bbe353b883e
100 lines
3.9 KiB
Python
100 lines
3.9 KiB
Python
# Copyright (c) 2013 Red Hat, 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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from zaqarclient.queues.v1 import queues
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from zaqarclient.queues.v2 import claim as claim_api
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from zaqarclient.queues.v2 import core
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from zaqarclient.queues.v2 import message
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class Queue(queues.Queue):
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message_module = message
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def signed_url(self, paths=None, ttl_seconds=None, methods=None):
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req, trans = self.client._request_and_transport()
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return core.signed_url_create(trans, req, self._name, paths=paths,
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ttl_seconds=ttl_seconds, methods=methods)
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def subscriptions(self, detailed=False, marker=None, limit=20):
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return self.client.subscriptions(queue_name=self._name,
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detailed=detailed,
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marker=marker,
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limit=limit)
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def metadata(self, new_meta=None, force_reload=False):
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"""Get metadata and return it
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:param new_meta: A dictionary containing
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an updated metadata object. If present
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the queue metadata will be updated in
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remote server. If the new_meta is empty,
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the metadata object will be cleared.
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:type new_meta: `dict`
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:param force_reload: Whether to ignored the
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cached metadata and reload it from the
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server.
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:type force_reload: `bool`
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:returns: The queue metadata.
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"""
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req, trans = self.client._request_and_transport()
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# TODO(flaper87): Cache with timeout
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if new_meta is None and self._metadata and not force_reload:
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return self._metadata
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else:
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self._metadata = core.queue_get(trans, req, self._name)
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if new_meta is not None:
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temp_metadata = self._metadata.copy()
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changes = []
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for key, value in new_meta.items():
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# If key exists, replace it's value.
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if self._metadata.get(key, None) is not None:
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changes.append({'op': 'replace',
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'path': '/metadata/%s' % key,
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'value': value})
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temp_metadata.pop(key)
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# If not, add the new key.
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else:
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changes.append({'op': 'add',
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'path': '/metadata/%s' % key,
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'value': value})
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# For the keys which are not included in the new metadata, remove
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# them.
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for key, value in temp_metadata.items():
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changes.append({'op': 'remove',
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'path': '/metadata/%s' % key})
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self._metadata = core.queue_update(trans, req, self._name,
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metadata=changes)
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return self._metadata
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def purge(self, resource_types=None):
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req, trans = self.client._request_and_transport()
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core.queue_purge(trans, req, self._name,
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resource_types=resource_types)
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def claim(self, id=None, ttl=None, grace=None,
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limit=None):
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return claim_api.Claim(self, id=id, ttl=ttl, grace=grace, limit=limit)
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def create_object(parent):
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return lambda args: Queue(parent, args["name"], href=args.get("href"),
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metadata=args.get("metadata"), auto_create=False)
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