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63 lines
2.1 KiB
Python
63 lines
2.1 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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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 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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""" This module contains all the persistence actions done by the federation
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package.
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These actions are mostly only used by the :py:mod:`.replication` module.
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"""
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import logging
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from synapse.logging.utils import log_function
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logger = logging.getLogger(__name__)
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class TransactionActions(object):
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""" Defines persistence actions that relate to handling Transactions.
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"""
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def __init__(self, datastore):
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self.store = datastore
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@log_function
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def have_responded(self, origin, transaction):
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""" Have we already responded to a transaction with the same id and
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origin?
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Returns:
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Deferred: Results in `None` if we have not previously responded to
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this transaction or a 2-tuple of `(int, dict)` representing the
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response code and response body.
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"""
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if not transaction.transaction_id:
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raise RuntimeError("Cannot persist a transaction with no " "transaction_id")
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return self.store.get_received_txn_response(transaction.transaction_id, origin)
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@log_function
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def set_response(self, origin, transaction, code, response):
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""" Persist how we responded to a transaction.
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Returns:
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Deferred
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"""
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if not transaction.transaction_id:
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raise RuntimeError("Cannot persist a transaction with no " "transaction_id")
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return self.store.set_received_txn_response(
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transaction.transaction_id, origin, code, response
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)
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