69 lines
2.7 KiB
Python
69 lines
2.7 KiB
Python
# Copyright 2022 Matrix.org Foundation C.I.C.
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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 ._base import Config
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class BackgroundUpdateConfig(Config):
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section = "background_updates"
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def generate_config_section(self, **kwargs) -> str:
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return """\
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## Background Updates ##
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# Background updates are database updates that are run in the background in batches.
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# The duration, minimum batch size, default batch size, whether to sleep between batches and if so, how long to
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# sleep can all be configured. This is helpful to speed up or slow down the updates.
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#
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background_updates:
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# How long in milliseconds to run a batch of background updates for. Defaults to 100. Uncomment and set
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# a time to change the default.
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#
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#background_update_duration_ms: 500
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# Whether to sleep between updates. Defaults to True. Uncomment to change the default.
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#
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#sleep_enabled: false
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# If sleeping between updates, how long in milliseconds to sleep for. Defaults to 1000. Uncomment
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# and set a duration to change the default.
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#
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#sleep_duration_ms: 300
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# Minimum size a batch of background updates can be. Must be greater than 0. Defaults to 1. Uncomment and
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# set a size to change the default.
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#
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#min_batch_size: 10
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# The batch size to use for the first iteration of a new background update. The default is 100.
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# Uncomment and set a size to change the default.
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#
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#default_batch_size: 50
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"""
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def read_config(self, config, **kwargs) -> None:
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bg_update_config = config.get("background_updates") or {}
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self.update_duration_ms = bg_update_config.get(
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"background_update_duration_ms", 100
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)
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self.sleep_enabled = bg_update_config.get("sleep_enabled", True)
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self.sleep_duration_ms = bg_update_config.get("sleep_duration_ms", 1000)
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self.min_batch_size = bg_update_config.get("min_batch_size", 1)
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self.default_batch_size = bg_update_config.get("default_batch_size", 100)
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