Add logging on startup/shutdown (#8448)

This is so we can tell what is going on when things are taking a while to start up.

The main change here is to ensure that transactions that are created during startup get correctly logged like normal transactions.

synapse/storage/databases/__init__.py

@@ -46,7 +46,7 @@ class Databases:
             db_name = database_config.name
             engine = create_engine(database_config.config)
 
-            with make_conn(database_config, engine) as db_conn:
+            with make_conn(database_config, engine, "startup") as db_conn:
                 logger.info("[database config %r]: Checking database server", db_name)
                 engine.check_database(db_conn)
 

synapse/storage/databases/main/__init__.py

@@ -284,7 +284,6 @@ class DataStore(
             " last_user_sync_ts, status_msg, currently_active FROM presence_stream"
             " WHERE state != ?"
         )
-        sql = self.database_engine.convert_param_style(sql)
 
         txn = db_conn.cursor()
         txn.execute(sql, (PresenceState.OFFLINE,))

synapse/storage/databases/main/event_push_actions.py

@@ -20,7 +20,7 @@ from typing import Dict, List, Optional, Tuple, Union
 import attr
 
 from synapse.metrics.background_process_metrics import run_as_background_process
-from synapse.storage._base import LoggingTransaction, SQLBaseStore, db_to_json
+from synapse.storage._base import SQLBaseStore, db_to_json
 from synapse.storage.database import DatabasePool
 from synapse.util import json_encoder
 from synapse.util.caches.descriptors import cached
@@ -74,11 +74,7 @@ class EventPushActionsWorkerStore(SQLBaseStore):
         self.stream_ordering_month_ago = None
         self.stream_ordering_day_ago = None
 
-        cur = LoggingTransaction(
-            db_conn.cursor(),
-            name="_find_stream_orderings_for_times_txn",
-            database_engine=self.database_engine,
-        )
+        cur = db_conn.cursor(txn_name="_find_stream_orderings_for_times_txn")
         self._find_stream_orderings_for_times_txn(cur)
         cur.close()
 

synapse/storage/databases/main/monthly_active_users.py

@@ -214,7 +214,6 @@ class MonthlyActiveUsersStore(MonthlyActiveUsersWorkerStore):
         self._mau_stats_only = hs.config.mau_stats_only
 
         # Do not add more reserved users than the total allowable number
-        # cur = LoggingTransaction(
         self.db_pool.new_transaction(
             db_conn,
             "initialise_mau_threepids",

synapse/storage/databases/main/roommember.py

@@ -21,12 +21,7 @@ from synapse.events import EventBase
 from synapse.events.snapshot import EventContext
 from synapse.metrics import LaterGauge
 from synapse.metrics.background_process_metrics import run_as_background_process
-from synapse.storage._base import (
-    LoggingTransaction,
-    SQLBaseStore,
-    db_to_json,
-    make_in_list_sql_clause,
-)
+from synapse.storage._base import SQLBaseStore, db_to_json, make_in_list_sql_clause
 from synapse.storage.database import DatabasePool
 from synapse.storage.databases.main.events_worker import EventsWorkerStore
 from synapse.storage.engines import Sqlite3Engine
@@ -60,10 +55,8 @@ class RoomMemberWorkerStore(EventsWorkerStore):
         # background update still running?
         self._current_state_events_membership_up_to_date = False
 
-        txn = LoggingTransaction(
-            db_conn.cursor(),
-            name="_check_safe_current_state_events_membership_updated",
-            database_engine=self.database_engine,
+        txn = db_conn.cursor(
+            txn_name="_check_safe_current_state_events_membership_updated"
         )
         self._check_safe_current_state_events_membership_updated_txn(txn)
         txn.close()

synapse/storage/databases/main/schema/delta/20/pushers.py

@@ -66,16 +66,15 @@ def run_create(cur, database_engine, *args, **kwargs):
         row[8] = bytes(row[8]).decode("utf-8")
         row[11] = bytes(row[11]).decode("utf-8")
         cur.execute(
-            database_engine.convert_param_style(
-                """
-            INSERT into pushers2 (
-            id, user_name, access_token, profile_tag, kind,
-            app_id, app_display_name, device_display_name,
-            pushkey, ts, lang, data, last_token, last_success,
-            failing_since
-            ) values (%s)"""
-                % (",".join(["?" for _ in range(len(row))]))
-            ),
+            """
+                INSERT into pushers2 (
+                id, user_name, access_token, profile_tag, kind,
+                app_id, app_display_name, device_display_name,
+                pushkey, ts, lang, data, last_token, last_success,
+                failing_since
+                ) values (%s)
+            """
+            % (",".join(["?" for _ in range(len(row))])),
             row,
         )
         count += 1

synapse/storage/databases/main/schema/delta/25/fts.py

@@ -71,8 +71,6 @@ def run_create(cur, database_engine, *args, **kwargs):
             " VALUES (?, ?)"
         )
 
-        sql = database_engine.convert_param_style(sql)
-
         cur.execute(sql, ("event_search", progress_json))
 
 

synapse/storage/databases/main/schema/delta/27/ts.py

@@ -50,8 +50,6 @@ def run_create(cur, database_engine, *args, **kwargs):
             " VALUES (?, ?)"
         )
 
-        sql = database_engine.convert_param_style(sql)
-
         cur.execute(sql, ("event_origin_server_ts", progress_json))
 
 

synapse/storage/databases/main/schema/delta/30/as_users.py

@@ -59,9 +59,7 @@ def run_upgrade(cur, database_engine, config, *args, **kwargs):
         user_chunks = (user_ids[i : i + 100] for i in range(0, len(user_ids), n))
         for chunk in user_chunks:
             cur.execute(
-                database_engine.convert_param_style(
-                    "UPDATE users SET appservice_id = ? WHERE name IN (%s)"
-                    % (",".join("?" for _ in chunk),)
-                ),
+                "UPDATE users SET appservice_id = ? WHERE name IN (%s)"
+                % (",".join("?" for _ in chunk),),
                 [as_id] + chunk,
             )

synapse/storage/databases/main/schema/delta/31/pushers.py

@@ -65,16 +65,15 @@ def run_create(cur, database_engine, *args, **kwargs):
         row = list(row)
         row[12] = token_to_stream_ordering(row[12])
         cur.execute(
-            database_engine.convert_param_style(
-                """
-            INSERT into pushers2 (
-            id, user_name, access_token, profile_tag, kind,
-            app_id, app_display_name, device_display_name,
-            pushkey, ts, lang, data, last_stream_ordering, last_success,
-            failing_since
-            ) values (%s)"""
-                % (",".join(["?" for _ in range(len(row))]))
-            ),
+            """
+                INSERT into pushers2 (
+                id, user_name, access_token, profile_tag, kind,
+                app_id, app_display_name, device_display_name,
+                pushkey, ts, lang, data, last_stream_ordering, last_success,
+                failing_since
+                ) values (%s)
+            """
+            % (",".join(["?" for _ in range(len(row))])),
             row,
         )
         count += 1

synapse/storage/databases/main/schema/delta/31/search_update.py

@@ -55,8 +55,6 @@ def run_create(cur, database_engine, *args, **kwargs):
             " VALUES (?, ?)"
         )
 
-        sql = database_engine.convert_param_style(sql)
-
         cur.execute(sql, ("event_search_order", progress_json))
 
 

synapse/storage/databases/main/schema/delta/33/event_fields.py

@@ -50,8 +50,6 @@ def run_create(cur, database_engine, *args, **kwargs):
             " VALUES (?, ?)"
         )
 
-        sql = database_engine.convert_param_style(sql)
-
         cur.execute(sql, ("event_fields_sender_url", progress_json))
 
 

synapse/storage/databases/main/schema/delta/33/remote_media_ts.py

@@ -23,8 +23,5 @@ def run_create(cur, database_engine, *args, **kwargs):
 
 def run_upgrade(cur, database_engine, *args, **kwargs):
     cur.execute(
-        database_engine.convert_param_style(
-            "UPDATE remote_media_cache SET last_access_ts = ?"
-        ),
-        (int(time.time() * 1000),),
+        "UPDATE remote_media_cache SET last_access_ts = ?", (int(time.time() * 1000),),
     )

synapse/storage/databases/main/schema/delta/56/unique_user_filter_index.py

@@ -1,6 +1,8 @@
 import logging
+from io import StringIO
 
 from synapse.storage.engines import PostgresEngine
+from synapse.storage.prepare_database import execute_statements_from_stream
 
 logger = logging.getLogger(__name__)
 
@@ -46,7 +48,4 @@ def run_create(cur, database_engine, *args, **kwargs):
         select_clause,
     )
 
-    if isinstance(database_engine, PostgresEngine):
-        cur.execute(sql)
-    else:
-        cur.executescript(sql)
+    execute_statements_from_stream(cur, StringIO(sql))

synapse/storage/databases/main/schema/delta/57/local_current_membership.py

@@ -68,7 +68,6 @@ def run_upgrade(cur, database_engine, config, *args, **kwargs):
                 INNER JOIN room_memberships AS r USING (event_id)
                 WHERE type = 'm.room.member' AND state_key LIKE ?
         """
-    sql = database_engine.convert_param_style(sql)
     cur.execute(sql, ("%:" + config.server_name,))
 
     cur.execute(