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1de26b3467
Instead of wrapping the JSON into an object, this creates concrete instances for Transaction and Edu. This allows for improved type hints and simplified code.
66 lines
2.3 KiB
Python
66 lines
2.3 KiB
Python
# 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 typing import Optional, Tuple
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from synapse.federation.units import Transaction
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from synapse.logging.utils import log_function
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from synapse.types import JsonDict
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logger = logging.getLogger(__name__)
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class TransactionActions:
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"""Defines persistence actions that relate to handling Transactions."""
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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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async def have_responded(
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self, origin: str, transaction: Transaction
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) -> Optional[Tuple[int, JsonDict]]:
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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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`None` if we have not previously responded to this transaction or a
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2-tuple of `(int, dict)` representing the response code and response body.
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"""
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transaction_id = transaction.transaction_id
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if not transaction_id:
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raise RuntimeError("Cannot persist a transaction with no transaction_id")
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return await self.store.get_received_txn_response(transaction_id, origin)
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@log_function
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async def set_response(
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self, origin: str, transaction: Transaction, code: int, response: JsonDict
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) -> None:
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"""Persist how we responded to a transaction."""
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transaction_id = transaction.transaction_id
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if not transaction_id:
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raise RuntimeError("Cannot persist a transaction with no transaction_id")
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await self.store.set_received_txn_response(
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transaction_id, origin, code, response
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)
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