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authorShay <hillerys@element.io>2022-03-11 10:46:45 -0800
committerGitHub <noreply@github.com>2022-03-11 10:46:45 -0800
commitef3619e61d84493d98470eb2a69131d15eb1166b (patch)
tree726cb8f378cb0d0352f751c98f181c6e7aa32051 /synapse/config/background_updates.py
parentImplement a Jinja2 filter to extract localparts from email addresses (#12212) (diff)
downloadsynapse-ef3619e61d84493d98470eb2a69131d15eb1166b.tar.xz
Add config settings for background update parameters (#11980)
Diffstat (limited to 'synapse/config/background_updates.py')
-rw-r--r--synapse/config/background_updates.py68
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diff --git a/synapse/config/background_updates.py b/synapse/config/background_updates.py
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+# Copyright 2022 Matrix.org Foundation C.I.C.
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+from ._base import Config
+
+
+class BackgroundUpdateConfig(Config):
+    section = "background_updates"
+
+    def generate_config_section(self, **kwargs) -> str:
+        return """\
+        ## Background Updates ##
+
+        # Background updates are database updates that are run in the background in batches.
+        # The duration, minimum batch size, default batch size, whether to sleep between batches and if so, how long to
+        # sleep can all be configured. This is helpful to speed up or slow down the updates.
+        #
+        background_updates:
+            # How long in milliseconds to run a batch of background updates for. Defaults to 100. Uncomment and set
+            # a time to change the default.
+            #
+            #background_update_duration_ms: 500
+
+            # Whether to sleep between updates. Defaults to True. Uncomment to change the default.
+            #
+            #sleep_enabled: false
+
+            # If sleeping between updates, how long in milliseconds to sleep for. Defaults to 1000. Uncomment
+            # and set a duration to change the default.
+            #
+            #sleep_duration_ms: 300
+
+            # Minimum size a batch of background updates can be. Must be greater than 0. Defaults to 1. Uncomment and
+            # set a size to change the default.
+            #
+            #min_batch_size: 10
+
+            # The batch size to use for the first iteration of a new background update. The default is 100.
+            # Uncomment and set a size to change the default.
+            #
+            #default_batch_size: 50
+        """
+
+    def read_config(self, config, **kwargs) -> None:
+        bg_update_config = config.get("background_updates") or {}
+
+        self.update_duration_ms = bg_update_config.get(
+            "background_update_duration_ms", 100
+        )
+
+        self.sleep_enabled = bg_update_config.get("sleep_enabled", True)
+
+        self.sleep_duration_ms = bg_update_config.get("sleep_duration_ms", 1000)
+
+        self.min_batch_size = bg_update_config.get("min_batch_size", 1)
+
+        self.default_batch_size = bg_update_config.get("default_batch_size", 100)