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29ed09e80a
... and update some docstrings to correctly reflect the types being used. get_new_device_msgs_for_remote can return a long under some circumstances, which was being stored in last_device_list_stream_id_by_dest, and was then upsetting things on the next loop.
36 lines
1.2 KiB
Python
36 lines
1.2 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 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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from synapse.storage.util.id_generators import _load_current_id
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class SlavedIdTracker(object):
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def __init__(self, db_conn, table, column, extra_tables=[], step=1):
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self.step = step
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self._current = _load_current_id(db_conn, table, column, step)
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for table, column in extra_tables:
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self.advance(_load_current_id(db_conn, table, column))
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def advance(self, new_id):
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self._current = (max if self.step > 0 else min)(self._current, new_id)
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def get_current_token(self):
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"""
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Returns:
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int
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"""
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return self._current
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