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authorErik Johnston <erik@matrix.org>2017-07-20 17:13:18 +0100
committerErik Johnston <erik@matrix.org>2017-07-20 17:13:18 +0100
commit2cc998fed879357376edb35d5088d88a078dd576 (patch)
tree2f83c84fbadac09efe7eac91c38286217bb6105f /synapse/replication/slave/storage/groups.py
parentRemember to cast to bool (diff)
downloadsynapse-2cc998fed879357376edb35d5088d88a078dd576.tar.xz
Fix replication. And notify
Diffstat (limited to 'synapse/replication/slave/storage/groups.py')
-rw-r--r--synapse/replication/slave/storage/groups.py54
1 files changed, 54 insertions, 0 deletions
diff --git a/synapse/replication/slave/storage/groups.py b/synapse/replication/slave/storage/groups.py
new file mode 100644
index 0000000000..0bc4bce5b0
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+++ b/synapse/replication/slave/storage/groups.py
@@ -0,0 +1,54 @@
+# -*- coding: utf-8 -*-
+# Copyright 2016 OpenMarket Ltd
+#
+# 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 BaseSlavedStore
+from ._slaved_id_tracker import SlavedIdTracker
+from synapse.storage import DataStore
+from synapse.util.caches.stream_change_cache import StreamChangeCache
+
+
+class SlavedGroupServerStore(BaseSlavedStore):
+    def __init__(self, db_conn, hs):
+        super(SlavedGroupServerStore, self).__init__(db_conn, hs)
+
+        self.hs = hs
+
+        self._group_updates_id_gen = SlavedIdTracker(
+            db_conn, "local_group_updates", "stream_id",
+        )
+        self._group_updates_stream_cache = StreamChangeCache(
+            "_group_updates_stream_cache", self._group_updates_id_gen.get_current_token(),
+        )
+
+    get_groups_changes_for_user = DataStore.get_groups_changes_for_user.__func__
+    get_group_stream_token = DataStore.get_group_stream_token.__func__
+    get_all_groups_for_user = DataStore.get_all_groups_for_user.__func__
+
+    def stream_positions(self):
+        result = super(SlavedGroupServerStore, self).stream_positions()
+        result["groups"] = self._group_updates_id_gen.get_current_token()
+        return result
+
+    def process_replication_rows(self, stream_name, token, rows):
+        if stream_name == "groups":
+            self._group_updates_id_gen.advance(token)
+            for row in rows:
+                self._group_updates_stream_cache.entity_has_changed(
+                    row.user_id, token
+                )
+
+        return super(SlavedGroupServerStore, self).process_replication_rows(
+            stream_name, token, rows
+        )