Convert additional databases to async/await (#8199)

synapse/storage/databases/main/__init__.py

@@ -18,7 +18,7 @@
 import calendar
 import logging
 import time
-from typing import Any, Dict, List, Optional
+from typing import Any, Dict, List, Optional, Tuple
 
 from synapse.api.constants import PresenceState
 from synapse.config.homeserver import HomeServerConfig
@@ -294,16 +294,16 @@ class DataStore(
 
         return [UserPresenceState(**row) for row in rows]
 
-    def count_daily_users(self):
+    async def count_daily_users(self) -> int:
         """
         Counts the number of users who used this homeserver in the last 24 hours.
         """
         yesterday = int(self._clock.time_msec()) - (1000 * 60 * 60 * 24)
-        return self.db_pool.runInteraction(
+        return await self.db_pool.runInteraction(
             "count_daily_users", self._count_users, yesterday
         )
 
-    def count_monthly_users(self):
+    async def count_monthly_users(self) -> int:
         """
         Counts the number of users who used this homeserver in the last 30 days.
         Note this method is intended for phonehome metrics only and is different
@@ -311,7 +311,7 @@ class DataStore(
         amongst other things, includes a 3 day grace period before a user counts.
         """
         thirty_days_ago = int(self._clock.time_msec()) - (1000 * 60 * 60 * 24 * 30)
-        return self.db_pool.runInteraction(
+        return await self.db_pool.runInteraction(
             "count_monthly_users", self._count_users, thirty_days_ago
         )
 
@@ -330,15 +330,15 @@ class DataStore(
         (count,) = txn.fetchone()
         return count
 
-    def count_r30_users(self):
+    async def count_r30_users(self) -> Dict[str, int]:
         """
         Counts the number of 30 day retained users, defined as:-
          * Users who have created their accounts more than 30 days ago
          * Where last seen at most 30 days ago
          * Where account creation and last_seen are > 30 days apart
 
-         Returns counts globaly for a given user as well as breaking
-         by platform
+        Returns:
+             A mapping of counts globally as well as broken out by platform.
         """
 
         def _count_r30_users(txn):
@@ -411,7 +411,7 @@ class DataStore(
 
             return results
 
-        return self.db_pool.runInteraction("count_r30_users", _count_r30_users)
+        return await self.db_pool.runInteraction("count_r30_users", _count_r30_users)
 
     def _get_start_of_day(self):
         """
@@ -421,7 +421,7 @@ class DataStore(
         today_start = calendar.timegm((now.tm_year, now.tm_mon, now.tm_mday, 0, 0, 0))
         return today_start * 1000
 
-    def generate_user_daily_visits(self):
+    async def generate_user_daily_visits(self) -> None:
         """
         Generates daily visit data for use in cohort/ retention analysis
         """
@@ -476,7 +476,7 @@ class DataStore(
             # frequently
             self._last_user_visit_update = now
 
-        return self.db_pool.runInteraction(
+        await self.db_pool.runInteraction(
             "generate_user_daily_visits", _generate_user_daily_visits
         )
 
@@ -500,22 +500,28 @@ class DataStore(
             desc="get_users",
         )
 
-    def get_users_paginate(
-        self, start, limit, user_id=None, name=None, guests=True, deactivated=False
-    ):
+    async def get_users_paginate(
+        self,
+        start: int,
+        limit: int,
+        user_id: Optional[str] = None,
+        name: Optional[str] = None,
+        guests: bool = True,
+        deactivated: bool = False,
+    ) -> Tuple[List[Dict[str, Any]], int]:
         """Function to retrieve a paginated list of users from
         users list. This will return a json list of users and the
         total number of users matching the filter criteria.
 
         Args:
-            start (int): start number to begin the query from
-            limit (int): number of rows to retrieve
-            user_id (string): search for user_id. ignored if name is not None
-            name (string): search for local part of user_id or display name
-            guests (bool): whether to in include guest users
-            deactivated (bool): whether to include deactivated users
+            start: start number to begin the query from
+            limit: number of rows to retrieve
+            user_id: search for user_id. ignored if name is not None
+            name: search for local part of user_id or display name
+            guests: whether to in include guest users
+            deactivated: whether to include deactivated users
         Returns:
-            defer.Deferred: resolves to list[dict[str, Any]], int
+            A tuple of a list of mappings from user to information and a count of total users.
         """
 
         def get_users_paginate_txn(txn):
@@ -558,7 +564,7 @@ class DataStore(
             users = self.db_pool.cursor_to_dict(txn)
             return users, count
 
-        return self.db_pool.runInteraction(
+        return await self.db_pool.runInteraction(
             "get_users_paginate_txn", get_users_paginate_txn
         )