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70 lines
2.3 KiB
Python
70 lines
2.3 KiB
Python
#
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# This file is licensed under the Affero General Public License (AGPL) version 3.
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#
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# Copyright (C) 2023 New Vector, Ltd
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# See the GNU Affero General Public License for more details:
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# <https://www.gnu.org/licenses/agpl-3.0.html>.
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#
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# Originally licensed under the Apache License, Version 2.0:
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# <http://www.apache.org/licenses/LICENSE-2.0>.
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#
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# [This file includes modifications made by New Vector Limited]
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#
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#
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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.storage.databases.main import DataStore
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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: DataStore):
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self.store = datastore
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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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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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