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proc
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root
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proc
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root
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imh-python
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lib
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python3.9
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openstack
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message
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v2
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Filename :
_proxy.py
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# 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. from openstack.message.v2 import claim as _claim from openstack.message.v2 import message as _message from openstack.message.v2 import queue as _queue from openstack.message.v2 import subscription as _subscription from openstack import proxy from openstack import resource class Proxy(proxy.Proxy): def create_queue(self, **attrs): """Create a new queue from attributes :param dict attrs: Keyword arguments which will be used to create a :class:`~openstack.message.v2.queue.Queue`, comprised of the properties on the Queue class. :returns: The results of queue creation :rtype: :class:`~openstack.message.v2.queue.Queue` """ return self._create(_queue.Queue, **attrs) def get_queue(self, queue): """Get a queue :param queue: The value can be the name of a queue or a :class:`~openstack.message.v2.queue.Queue` instance. :returns: One :class:`~openstack.message.v2.queue.Queue` :raises: :class:`~openstack.exceptions.ResourceNotFound` when no queue matching the name could be found. """ return self._get(_queue.Queue, queue) def queues(self, **query): """Retrieve a generator of queues :param kwargs query: Optional query parameters to be sent to restrict the queues to be returned. Available parameters include: * limit: Requests at most the specified number of items be returned from the query. * marker: Specifies the ID of the last-seen queue. Use the limit parameter to make an initial limited request and use the ID of the last-seen queue from the response as the marker parameter value in a subsequent limited request. :returns: A generator of queue instances. """ return self._list(_queue.Queue, **query) def delete_queue(self, value, ignore_missing=True): """Delete a queue :param value: The value can be either the name of a queue or a :class:`~openstack.message.v2.queue.Queue` instance. :param bool ignore_missing: When set to ``False`` :class:`~openstack.exceptions.ResourceNotFound` will be raised when the queue does not exist. When set to ``True``, no exception will be set when attempting to delete a nonexistent queue. :returns: ``None`` """ return self._delete(_queue.Queue, value, ignore_missing=ignore_missing) def post_message(self, queue_name, messages): """Post messages to given queue :param queue_name: The name of target queue to post message to. :param messages: List of messages body and TTL to post. :type messages: :py:class:`list` :returns: A string includes location of messages successfully posted. """ message = self._get_resource(_message.Message, None, queue_name=queue_name) return message.post(self, messages) def messages(self, queue_name, **query): """Retrieve a generator of messages :param queue_name: The name of target queue to query messages from. :param kwargs query: Optional query parameters to be sent to restrict the messages to be returned. Available parameters include: * limit: Requests at most the specified number of items be returned from the query. * marker: Specifies the ID of the last-seen subscription. Use the limit parameter to make an initial limited request and use the ID of the last-seen subscription from the response as the marker parameter value in a subsequent limited request. * echo: Indicate if the messages can be echoed back to the client that posted them. * include_claimed: Indicate if the messages list should include the claimed messages. :returns: A generator of message instances. """ query["queue_name"] = queue_name return self._list(_message.Message, **query) def get_message(self, queue_name, message): """Get a message :param queue_name: The name of target queue to get message from. :param message: The value can be the name of a message or a :class:`~openstack.message.v2.message.Message` instance. :returns: One :class:`~openstack.message.v2.message.Message` :raises: :class:`~openstack.exceptions.ResourceNotFound` when no message matching the criteria could be found. """ message = self._get_resource(_message.Message, message, queue_name=queue_name) return self._get(_message.Message, message) def delete_message(self, queue_name, value, claim=None, ignore_missing=True): """Delete a message :param queue_name: The name of target queue to delete message from. :param value: The value can be either the name of a message or a :class:`~openstack.message.v2.message.Message` instance. :param claim: The value can be the ID or a :class:`~openstack.message.v2.claim.Claim` instance of the claim seizing the message. If None, the message has not been claimed. :param bool ignore_missing: When set to ``False`` :class:`~openstack.exceptions.ResourceNotFound` will be raised when the message does not exist. When set to ``True``, no exception will be set when attempting to delete a nonexistent message. :returns: ``None`` """ message = self._get_resource(_message.Message, value, queue_name=queue_name) message.claim_id = resource.Resource._get_id(claim) return self._delete(_message.Message, message, ignore_missing=ignore_missing) def create_subscription(self, queue_name, **attrs): """Create a new subscription from attributes :param queue_name: The name of target queue to subscribe on. :param dict attrs: Keyword arguments which will be used to create a :class:`~openstack.message.v2.subscription.Subscription`, comprised of the properties on the Subscription class. :returns: The results of subscription creation :rtype: :class:`~openstack.message.v2.subscription.Subscription` """ return self._create(_subscription.Subscription, queue_name=queue_name, **attrs) def subscriptions(self, queue_name, **query): """Retrieve a generator of subscriptions :param queue_name: The name of target queue to subscribe on. :param kwargs query: Optional query parameters to be sent to restrict the subscriptions to be returned. Available parameters include: * limit: Requests at most the specified number of items be returned from the query. * marker: Specifies the ID of the last-seen subscription. Use the limit parameter to make an initial limited request and use the ID of the last-seen subscription from the response as the marker parameter value in a subsequent limited request. :returns: A generator of subscription instances. """ query["queue_name"] = queue_name return self._list(_subscription.Subscription, **query) def get_subscription(self, queue_name, subscription): """Get a subscription :param queue_name: The name of target queue of subscription. :param message: The value can be the ID of a subscription or a :class:`~openstack.message.v2.subscription.Subscription` instance. :returns: One :class:`~openstack.message.v2.subscription.Subscription` :raises: :class:`~openstack.exceptions.ResourceNotFound` when no subscription matching the criteria could be found. """ subscription = self._get_resource(_subscription.Subscription, subscription, queue_name=queue_name) return self._get(_subscription.Subscription, subscription) def delete_subscription(self, queue_name, value, ignore_missing=True): """Delete a subscription :param queue_name: The name of target queue to delete subscription from. :param value: The value can be either the name of a subscription or a :class:`~openstack.message.v2.subscription.Subscription` instance. :param bool ignore_missing: When set to ``False`` :class:`~openstack.exceptions.ResourceNotFound` will be raised when the subscription does not exist. When set to ``True``, no exception will be thrown when attempting to delete a nonexistent subscription. :returns: ``None`` """ subscription = self._get_resource(_subscription.Subscription, value, queue_name=queue_name) return self._delete(_subscription.Subscription, subscription, ignore_missing=ignore_missing) def create_claim(self, queue_name, **attrs): """Create a new claim from attributes :param queue_name: The name of target queue to claim message from. :param dict attrs: Keyword arguments which will be used to create a :class:`~openstack.message.v2.claim.Claim`, comprised of the properties on the Claim class. :returns: The results of claim creation :rtype: :class:`~openstack.message.v2.claim.Claim` """ return self._create(_claim.Claim, queue_name=queue_name, **attrs) def get_claim(self, queue_name, claim): """Get a claim :param queue_name: The name of target queue to claim message from. :param claim: The value can be either the ID of a claim or a :class:`~openstack.message.v2.claim.Claim` instance. :returns: One :class:`~openstack.message.v2.claim.Claim` :raises: :class:`~openstack.exceptions.ResourceNotFound` when no claim matching the criteria could be found. """ return self._get(_claim.Claim, claim, queue_name=queue_name) def update_claim(self, queue_name, claim, **attrs): """Update an existing claim from attributes :param queue_name: The name of target queue to claim message from. :param claim: The value can be either the ID of a claim or a :class:`~openstack.message.v2.claim.Claim` instance. :param dict attrs: Keyword arguments which will be used to update a :class:`~openstack.message.v2.claim.Claim`, comprised of the properties on the Claim class. :returns: The results of claim update :rtype: :class:`~openstack.message.v2.claim.Claim` """ return self._update(_claim.Claim, claim, queue_name=queue_name, **attrs) def delete_claim(self, queue_name, claim, ignore_missing=True): """Delete a claim :param queue_name: The name of target queue to claim messages from. :param claim: The value can be either the ID of a claim or a :class:`~openstack.message.v2.claim.Claim` instance. :param bool ignore_missing: When set to ``False`` :class:`~openstack.exceptions.ResourceNotFound` will be raised when the claim does not exist. When set to ``True``, no exception will be thrown when attempting to delete a nonexistent claim. :returns: ``None`` """ return self._delete(_claim.Claim, claim, queue_name=queue_name, ignore_missing=ignore_missing)