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authorAmber Brown <hawkowl@atleastfornow.net>2019-03-07 01:22:53 -0800
committerGitHub <noreply@github.com>2019-03-07 01:22:53 -0800
commitf6135d06cf94fdef9942051f43872c7518511e74 (patch)
treee33eda50d2942aee1be2374122465979eb100375 /synapse/storage/user_directory.py
parentReword the sample config header to be less scary (#4801) (diff)
downloadsynapse-f6135d06cf94fdef9942051f43872c7518511e74.tar.xz
Rewrite userdir to be faster (#4537)
Diffstat (limited to 'synapse/storage/user_directory.py')
-rw-r--r--synapse/storage/user_directory.py271
1 files changed, 90 insertions, 181 deletions
diff --git a/synapse/storage/user_directory.py b/synapse/storage/user_directory.py
index fea866c043..2317d22ed6 100644
--- a/synapse/storage/user_directory.py
+++ b/synapse/storage/user_directory.py
@@ -63,31 +63,14 @@ class UserDirectoryStore(SQLBaseStore):
 
         defer.returnValue(False)
 
-    @defer.inlineCallbacks
-    def add_users_to_public_room(self, room_id, user_ids):
-        """Add user to the list of users in public rooms
-
-        Args:
-            room_id (str): A room_id that all users are in that is world_readable
-                or publically joinable
-            user_ids (list(str)): Users to add
-        """
-        yield self._simple_insert_many(
-            table="users_in_public_rooms",
-            values=[{"user_id": user_id, "room_id": room_id} for user_id in user_ids],
-            desc="add_users_to_public_room",
-        )
-        for user_id in user_ids:
-            self.get_user_in_public_room.invalidate((user_id,))
-
-    def add_profiles_to_user_dir(self, room_id, users_with_profile):
+    def add_profiles_to_user_dir(self, users_with_profile):
         """Add profiles to the user directory
 
         Args:
-            room_id (str): A room_id that all users are joined to
             users_with_profile (dict): Users to add to directory in the form of
                 mapping of user_id -> ProfileInfo
         """
+
         if isinstance(self.database_engine, PostgresEngine):
             # We weight the loclpart most highly, then display name and finally
             # server name
@@ -113,7 +96,7 @@ class UserDirectoryStore(SQLBaseStore):
                 INSERT INTO user_directory_search(user_id, value)
                 VALUES (?,?)
             """
-            args = (
+            args = tuple(
                 (
                     user_id,
                     "%s %s" % (user_id, p.display_name) if p.display_name else user_id,
@@ -132,7 +115,7 @@ class UserDirectoryStore(SQLBaseStore):
                 values=[
                     {
                         "user_id": user_id,
-                        "room_id": room_id,
+                        "room_id": None,
                         "display_name": profile.display_name,
                         "avatar_url": profile.avatar_url,
                     }
@@ -250,16 +233,6 @@ class UserDirectoryStore(SQLBaseStore):
             "update_profile_in_user_dir", _update_profile_in_user_dir_txn
         )
 
-    @defer.inlineCallbacks
-    def update_user_in_public_user_list(self, user_id, room_id):
-        yield self._simple_update_one(
-            table="users_in_public_rooms",
-            keyvalues={"user_id": user_id},
-            updatevalues={"room_id": room_id},
-            desc="update_user_in_public_user_list",
-        )
-        self.get_user_in_public_room.invalidate((user_id,))
-
     def remove_from_user_dir(self, user_id):
         def _remove_from_user_dir_txn(txn):
             self._simple_delete_txn(
@@ -269,62 +242,50 @@ class UserDirectoryStore(SQLBaseStore):
                 txn, table="user_directory_search", keyvalues={"user_id": user_id}
             )
             self._simple_delete_txn(
-                txn, table="users_in_public_rooms", keyvalues={"user_id": user_id}
+                txn,
+                table="users_who_share_public_rooms",
+                keyvalues={"user_id": user_id},
+            )
+            self._simple_delete_txn(
+                txn,
+                table="users_who_share_public_rooms",
+                keyvalues={"other_user_id": user_id},
+            )
+            self._simple_delete_txn(
+                txn,
+                table="users_who_share_private_rooms",
+                keyvalues={"user_id": user_id},
+            )
+            self._simple_delete_txn(
+                txn,
+                table="users_who_share_private_rooms",
+                keyvalues={"other_user_id": user_id},
             )
             txn.call_after(self.get_user_in_directory.invalidate, (user_id,))
-            txn.call_after(self.get_user_in_public_room.invalidate, (user_id,))
 
         return self.runInteraction("remove_from_user_dir", _remove_from_user_dir_txn)
 
     @defer.inlineCallbacks
-    def remove_from_user_in_public_room(self, user_id):
-        yield self._simple_delete(
-            table="users_in_public_rooms",
-            keyvalues={"user_id": user_id},
-            desc="remove_from_user_in_public_room",
-        )
-        self.get_user_in_public_room.invalidate((user_id,))
-
-    def get_users_in_public_due_to_room(self, room_id):
-        """Get all user_ids that are in the room directory because they're
-        in the given room_id
-        """
-        return self._simple_select_onecol(
-            table="users_in_public_rooms",
-            keyvalues={"room_id": room_id},
-            retcol="user_id",
-            desc="get_users_in_public_due_to_room",
-        )
-
-    @defer.inlineCallbacks
     def get_users_in_dir_due_to_room(self, room_id):
         """Get all user_ids that are in the room directory because they're
         in the given room_id
         """
-        user_ids_dir = yield self._simple_select_onecol(
-            table="user_directory",
-            keyvalues={"room_id": room_id},
-            retcol="user_id",
-            desc="get_users_in_dir_due_to_room",
-        )
-
-        user_ids_pub = yield self._simple_select_onecol(
-            table="users_in_public_rooms",
+        user_ids_share_pub = yield self._simple_select_onecol(
+            table="users_who_share_public_rooms",
             keyvalues={"room_id": room_id},
-            retcol="user_id",
+            retcol="other_user_id",
             desc="get_users_in_dir_due_to_room",
         )
 
-        user_ids_share = yield self._simple_select_onecol(
-            table="users_who_share_rooms",
+        user_ids_share_priv = yield self._simple_select_onecol(
+            table="users_who_share_private_rooms",
             keyvalues={"room_id": room_id},
-            retcol="user_id",
+            retcol="other_user_id",
             desc="get_users_in_dir_due_to_room",
         )
 
-        user_ids = set(user_ids_dir)
-        user_ids.update(user_ids_pub)
-        user_ids.update(user_ids_share)
+        user_ids = set(user_ids_share_pub)
+        user_ids.update(user_ids_share_priv)
 
         defer.returnValue(user_ids)
 
@@ -351,7 +312,7 @@ class UserDirectoryStore(SQLBaseStore):
         defer.returnValue([name for name, in rows])
 
     def add_users_who_share_room(self, room_id, share_private, user_id_tuples):
-        """Insert entries into the users_who_share_rooms table. The first
+        """Insert entries into the users_who_share_*_rooms table. The first
         user should be a local user.
 
         Args:
@@ -361,109 +322,71 @@ class UserDirectoryStore(SQLBaseStore):
         """
 
         def _add_users_who_share_room_txn(txn):
-            self._simple_insert_many_txn(
+
+            if share_private:
+                tbl = "users_who_share_private_rooms"
+            else:
+                tbl = "users_who_share_public_rooms"
+
+            self._simple_upsert_many_txn(
                 txn,
-                table="users_who_share_rooms",
-                values=[
-                    {
-                        "user_id": user_id,
-                        "other_user_id": other_user_id,
-                        "room_id": room_id,
-                        "share_private": share_private,
-                    }
+                table=tbl,
+                key_names=["user_id", "other_user_id", "room_id"],
+                key_values=[
+                    (user_id, other_user_id, room_id)
                     for user_id, other_user_id in user_id_tuples
                 ],
+                value_names=(),
+                value_values=None,
             )
             for user_id, other_user_id in user_id_tuples:
                 txn.call_after(
                     self.get_users_who_share_room_from_dir.invalidate, (user_id,)
                 )
-                txn.call_after(
-                    self.get_if_users_share_a_room.invalidate, (user_id, other_user_id)
-                )
 
         return self.runInteraction(
             "add_users_who_share_room", _add_users_who_share_room_txn
         )
 
-    def update_users_who_share_room(self, room_id, share_private, user_id_sets):
-        """Updates entries in the users_who_share_rooms table. The first
-        user should be a local user.
-
-        Args:
-            room_id (str)
-            share_private (bool): Is the room private
-            user_id_tuples([(str, str)]): iterable of 2-tuple of user IDs.
+    def remove_user_who_share_room(self, user_id, room_id):
         """
-
-        def _update_users_who_share_room_txn(txn):
-            sql = """
-                UPDATE users_who_share_rooms
-                SET room_id = ?, share_private = ?
-                WHERE user_id = ? AND other_user_id = ?
-            """
-            txn.executemany(
-                sql, ((room_id, share_private, uid, oid) for uid, oid in user_id_sets)
-            )
-            for user_id, other_user_id in user_id_sets:
-                txn.call_after(
-                    self.get_users_who_share_room_from_dir.invalidate, (user_id,)
-                )
-                txn.call_after(
-                    self.get_if_users_share_a_room.invalidate, (user_id, other_user_id)
-                )
-
-        return self.runInteraction(
-            "update_users_who_share_room", _update_users_who_share_room_txn
-        )
-
-    def remove_user_who_share_room(self, user_id, other_user_id):
-        """Deletes entries in the users_who_share_rooms table. The first
+        Deletes entries in the users_who_share_*_rooms table. The first
         user should be a local user.
 
         Args:
+            user_id (str)
             room_id (str)
-            share_private (bool): Is the room private
-            user_id_tuples([(str, str)]): iterable of 2-tuple of user IDs.
         """
 
         def _remove_user_who_share_room_txn(txn):
             self._simple_delete_txn(
                 txn,
-                table="users_who_share_rooms",
-                keyvalues={"user_id": user_id, "other_user_id": other_user_id},
+                table="users_who_share_private_rooms",
+                keyvalues={"user_id": user_id, "room_id": room_id},
             )
-            txn.call_after(
-                self.get_users_who_share_room_from_dir.invalidate, (user_id,)
+            self._simple_delete_txn(
+                txn,
+                table="users_who_share_private_rooms",
+                keyvalues={"other_user_id": user_id, "room_id": room_id},
+            )
+            self._simple_delete_txn(
+                txn,
+                table="users_who_share_public_rooms",
+                keyvalues={"user_id": user_id, "room_id": room_id},
+            )
+            self._simple_delete_txn(
+                txn,
+                table="users_who_share_public_rooms",
+                keyvalues={"other_user_id": user_id, "room_id": room_id},
             )
             txn.call_after(
-                self.get_if_users_share_a_room.invalidate, (user_id, other_user_id)
+                self.get_users_who_share_room_from_dir.invalidate, (user_id,)
             )
 
         return self.runInteraction(
             "remove_user_who_share_room", _remove_user_who_share_room_txn
         )
 
-    @cached(max_entries=500000)
-    def get_if_users_share_a_room(self, user_id, other_user_id):
-        """Gets if users share a room.
-
-        Args:
-            user_id (str): Must be a local user_id
-            other_user_id (str)
-
-        Returns:
-            bool|None: None if they don't share a room, otherwise whether they
-            share a private room or not.
-        """
-        return self._simple_select_one_onecol(
-            table="users_who_share_rooms",
-            keyvalues={"user_id": user_id, "other_user_id": other_user_id},
-            retcol="share_private",
-            allow_none=True,
-            desc="get_if_users_share_a_room",
-        )
-
     @cachedInlineCallbacks(max_entries=500000, iterable=True)
     def get_users_who_share_room_from_dir(self, user_id):
         """Returns the set of users who share a room with `user_id`
@@ -472,32 +395,29 @@ class UserDirectoryStore(SQLBaseStore):
             user_id(str): Must be a local user
 
         Returns:
-            dict: user_id -> share_private mapping
+            list: user_id
         """
-        rows = yield self._simple_select_list(
-            table="users_who_share_rooms",
+        rows = yield self._simple_select_onecol(
+            table="users_who_share_private_rooms",
+            keyvalues={"user_id": user_id},
+            retcol="other_user_id",
+            desc="get_users_who_share_room_with_user",
+        )
+
+        pub_rows = yield self._simple_select_onecol(
+            table="users_who_share_public_rooms",
             keyvalues={"user_id": user_id},
-            retcols=("other_user_id", "share_private"),
+            retcol="other_user_id",
             desc="get_users_who_share_room_with_user",
         )
 
-        defer.returnValue({row["other_user_id"]: row["share_private"] for row in rows})
+        users = set(pub_rows)
+        users.update(rows)
 
-    def get_users_in_share_dir_with_room_id(self, user_id, room_id):
-        """Get all user tuples that are in the users_who_share_rooms due to the
-        given room_id.
+        # Remove the user themselves from this list.
+        users.discard(user_id)
 
-        Returns:
-            [(user_id, other_user_id)]: where one of the two will match the given
-            user_id.
-        """
-        sql = """
-            SELECT user_id, other_user_id FROM users_who_share_rooms
-            WHERE room_id = ? AND (user_id = ? OR other_user_id = ?)
-        """
-        return self._execute(
-            "get_users_in_share_dir_with_room_id", None, sql, room_id, user_id, user_id
-        )
+        defer.returnValue(list(users))
 
     @defer.inlineCallbacks
     def get_rooms_in_common_for_users(self, user_id, other_user_id):
@@ -532,12 +452,10 @@ class UserDirectoryStore(SQLBaseStore):
         def _delete_all_from_user_dir_txn(txn):
             txn.execute("DELETE FROM user_directory")
             txn.execute("DELETE FROM user_directory_search")
-            txn.execute("DELETE FROM users_in_public_rooms")
-            txn.execute("DELETE FROM users_who_share_rooms")
+            txn.execute("DELETE FROM users_who_share_public_rooms")
+            txn.execute("DELETE FROM users_who_share_private_rooms")
             txn.call_after(self.get_user_in_directory.invalidate_all)
-            txn.call_after(self.get_user_in_public_room.invalidate_all)
             txn.call_after(self.get_users_who_share_room_from_dir.invalidate_all)
-            txn.call_after(self.get_if_users_share_a_room.invalidate_all)
 
         return self.runInteraction(
             "delete_all_from_user_dir", _delete_all_from_user_dir_txn
@@ -548,21 +466,11 @@ class UserDirectoryStore(SQLBaseStore):
         return self._simple_select_one(
             table="user_directory",
             keyvalues={"user_id": user_id},
-            retcols=("room_id", "display_name", "avatar_url"),
+            retcols=("display_name", "avatar_url"),
             allow_none=True,
             desc="get_user_in_directory",
         )
 
-    @cached()
-    def get_user_in_public_room(self, user_id):
-        return self._simple_select_one(
-            table="users_in_public_rooms",
-            keyvalues={"user_id": user_id},
-            retcols=("room_id",),
-            allow_none=True,
-            desc="get_user_in_public_room",
-        )
-
     def get_user_directory_stream_pos(self):
         return self._simple_select_one_onecol(
             table="user_directory_stream_pos",
@@ -660,14 +568,15 @@ class UserDirectoryStore(SQLBaseStore):
             where_clause = "1=1"
         else:
             join_clause = """
-                LEFT JOIN users_in_public_rooms AS p USING (user_id)
                 LEFT JOIN (
-                    SELECT other_user_id AS user_id FROM users_who_share_rooms
-                    WHERE user_id = ? AND share_private
-                ) AS s USING (user_id)
+                    SELECT other_user_id AS user_id FROM users_who_share_public_rooms
+                    UNION
+                    SELECT other_user_id AS user_id FROM users_who_share_private_rooms
+                    WHERE user_id = ?
+                ) AS p USING (user_id)
             """
             join_args = (user_id,)
-            where_clause = "(s.user_id IS NOT NULL OR p.user_id IS NOT NULL)"
+            where_clause = "p.user_id IS NOT NULL"
 
         if isinstance(self.database_engine, PostgresEngine):
             full_query, exact_query, prefix_query = _parse_query_postgres(search_term)
@@ -686,7 +595,7 @@ class UserDirectoryStore(SQLBaseStore):
                     %s
                     AND vector @@ to_tsquery('english', ?)
                 ORDER BY
-                    (CASE WHEN s.user_id IS NOT NULL THEN 4.0 ELSE 1.0 END)
+                    (CASE WHEN d.user_id IS NOT NULL THEN 4.0 ELSE 1.0 END)
                     * (CASE WHEN display_name IS NOT NULL THEN 1.2 ELSE 1.0 END)
                     * (CASE WHEN avatar_url IS NOT NULL THEN 1.2 ELSE 1.0 END)
                     * (