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Add type hints to synapse/storage/databases/main/stats.py (#11653)

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Dirk Klimpel 2021-12-29 14:01:13 +01:00 committed by GitHub
parent fcfe67578f
commit 15bb1c8511
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3 changed files with 57 additions and 42 deletions
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1
changelog.d/11653.misc Normal file
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@ -0,0 +1 @@
Add missing type hints to storage classes.

4
mypy.ini
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@ -39,7 +39,6 @@ exclude = (?x)
|synapse/storage/databases/main/roommember.py
|synapse/storage/databases/main/search.py
|synapse/storage/databases/main/state.py
|synapse/storage/databases/main/stats.py
|synapse/storage/databases/main/user_directory.py
|synapse/storage/schema/
@ -214,6 +213,9 @@ disallow_untyped_defs = True
[mypy-synapse.storage.databases.main.profile]
disallow_untyped_defs = True
[mypy-synapse.storage.databases.main.stats]
disallow_untyped_defs = True
[mypy-synapse.storage.databases.main.state_deltas]
disallow_untyped_defs = True

94
synapse/storage/databases/main/stats.py
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@ -16,7 +16,7 @@
import logging
from enum import Enum
from itertools import chain
from typing import TYPE_CHECKING, Any, Dict, List, Optional, Tuple
from typing import TYPE_CHECKING, Any, Dict, List, Optional, Tuple, cast
from typing_extensions import Counter
@ -24,7 +24,11 @@ from twisted.internet.defer import DeferredLock
from synapse.api.constants import EventContentFields, EventTypes, Membership
from synapse.api.errors import StoreError
from synapse.storage.database import DatabasePool, LoggingDatabaseConnection
from synapse.storage.database import (
DatabasePool,
LoggingDatabaseConnection,
LoggingTransaction,
)
from synapse.storage.databases.main.state_deltas import StateDeltasStore
from synapse.types import JsonDict
from synapse.util.caches.descriptors import cached
@ -122,7 +126,9 @@ class StatsStore(StateDeltasStore):
self.db_pool.updates.register_noop_background_update("populate_stats_cleanup")
self.db_pool.updates.register_noop_background_update("populate_stats_prepare")
async def _populate_stats_process_users(self, progress, batch_size):
async def _populate_stats_process_users(
self, progress: JsonDict, batch_size: int
) -> int:
"""
This is a background update which regenerates statistics for users.
"""
@ -134,7 +140,7 @@ class StatsStore(StateDeltasStore):
last_user_id = progress.get("last_user_id", "")
def _get_next_batch(txn):
def _get_next_batch(txn: LoggingTransaction) -> List[str]:
sql = """
SELECT DISTINCT name FROM users
WHERE name > ?
@ -168,7 +174,9 @@ class StatsStore(StateDeltasStore):
return len(users_to_work_on)
async def _populate_stats_process_rooms(self, progress, batch_size):
async def _populate_stats_process_rooms(
self, progress: JsonDict, batch_size: int
) -> int:
"""This is a background update which regenerates statistics for rooms."""
if not self.stats_enabled:
await self.db_pool.updates._end_background_update(
@ -178,7 +186,7 @@ class StatsStore(StateDeltasStore):
last_room_id = progress.get("last_room_id", "")
def _get_next_batch(txn):
def _get_next_batch(txn: LoggingTransaction) -> List[str]:
sql = """
SELECT DISTINCT room_id FROM current_state_events
WHERE room_id > ?
@ -307,7 +315,7 @@ class StatsStore(StateDeltasStore):
stream_id: Current position.
"""
def _bulk_update_stats_delta_txn(txn):
def _bulk_update_stats_delta_txn(txn: LoggingTransaction) -> None:
for stats_type, stats_updates in updates.items():
for stats_id, fields in stats_updates.items():
logger.debug(
@ -339,7 +347,7 @@ class StatsStore(StateDeltasStore):
stats_type: str,
stats_id: str,
fields: Dict[str, int],
complete_with_stream_id: Optional[int],
complete_with_stream_id: int,
absolute_field_overrides: Optional[Dict[str, int]] = None,
) -> None:
"""
@ -372,14 +380,14 @@ class StatsStore(StateDeltasStore):
def _update_stats_delta_txn(
self,
txn,
ts,
stats_type,
stats_id,
fields,
complete_with_stream_id,
absolute_field_overrides=None,
):
txn: LoggingTransaction,
ts: int,
stats_type: str,
stats_id: str,
fields: Dict[str, int],
complete_with_stream_id: int,
absolute_field_overrides: Optional[Dict[str, int]] = None,
) -> None:
if absolute_field_overrides is None:
absolute_field_overrides = {}
@ -422,20 +430,23 @@ class StatsStore(StateDeltasStore):
)
def _upsert_with_additive_relatives_txn(
self, txn, table, keyvalues, absolutes, additive_relatives
):
self,
txn: LoggingTransaction,
table: str,
keyvalues: Dict[str, Any],
absolutes: Dict[str, Any],
additive_relatives: Dict[str, int],
) -> None:
"""Used to update values in the stats tables.
This is basically a slightly convoluted upsert that *adds* to any
existing rows.
Args:
txn
table (str): Table name
keyvalues (dict[str, any]): Row-identifying key values
absolutes (dict[str, any]): Absolute (set) fields
additive_relatives (dict[str, int]): Fields that will be added onto
if existing row present.
table: Table name
keyvalues: Row-identifying key values
absolutes: Absolute (set) fields
additive_relatives: Fields that will be added onto if existing row present.
"""
if self.database_engine.can_native_upsert:
absolute_updates = [
@ -491,20 +502,17 @@ class StatsStore(StateDeltasStore):
current_row.update(absolutes)
self.db_pool.simple_update_one_txn(txn, table, keyvalues, current_row)
async def _calculate_and_set_initial_state_for_room(
self, room_id: str
) -> Tuple[dict, dict, int]:
async def _calculate_and_set_initial_state_for_room(self, room_id: str) -> None:
"""Calculate and insert an entry into room_stats_current.
Args:
room_id: The room ID under calculation.
Returns:
A tuple of room state, membership counts and stream position.
"""
def _fetch_current_state_stats(txn):
pos = self.get_room_max_stream_ordering()
def _fetch_current_state_stats(
txn: LoggingTransaction,
) -> Tuple[List[str], Dict[str, int], int, List[str], int]:
pos = self.get_room_max_stream_ordering() # type: ignore[attr-defined]
rows = self.db_pool.simple_select_many_txn(
txn,
@ -524,7 +532,7 @@ class StatsStore(StateDeltasStore):
retcols=["event_id"],
)
event_ids = [row["event_id"] for row in rows]
event_ids = cast(List[str], [row["event_id"] for row in rows])
txn.execute(
"""
@ -544,9 +552,9 @@ class StatsStore(StateDeltasStore):
(room_id,),
)
(current_state_events_count,) = txn.fetchone()
current_state_events_count = cast(Tuple[int], txn.fetchone())[0]
users_in_room = self.get_users_in_room_txn(txn, room_id)
users_in_room = self.get_users_in_room_txn(txn, room_id) # type: ignore[attr-defined]
return (
event_ids,
@ -566,7 +574,7 @@ class StatsStore(StateDeltasStore):
"get_initial_state_for_room", _fetch_current_state_stats
)
state_event_map = await self.get_events(event_ids, get_prev_content=False)
state_event_map = await self.get_events(event_ids, get_prev_content=False) # type: ignore[attr-defined]
room_state = {
"join_rules": None,
@ -622,8 +630,10 @@ class StatsStore(StateDeltasStore):
},
)
async def _calculate_and_set_initial_state_for_user(self, user_id):
def _calculate_and_set_initial_state_for_user_txn(txn):
async def _calculate_and_set_initial_state_for_user(self, user_id: str) -> None:
def _calculate_and_set_initial_state_for_user_txn(
txn: LoggingTransaction,
) -> Tuple[int, int]:
pos = self._get_max_stream_id_in_current_state_deltas_txn(txn)
txn.execute(
@ -634,7 +644,7 @@ class StatsStore(StateDeltasStore):
""",
(user_id,),
)
(count,) = txn.fetchone()
count = cast(Tuple[int], txn.fetchone())[0]
return count, pos
joined_rooms, pos = await self.db_pool.runInteraction(
@ -678,7 +688,9 @@ class StatsStore(StateDeltasStore):
users that exist given this query
"""
def get_users_media_usage_paginate_txn(txn):
def get_users_media_usage_paginate_txn(
txn: LoggingTransaction,
) -> Tuple[List[JsonDict], int]:
filters = []
args = [self.hs.config.server.server_name]
@ -733,7 +745,7 @@ class StatsStore(StateDeltasStore):
sql_base=sql_base,
)
txn.execute(sql, args)
count = txn.fetchone()[0]
count = cast(Tuple[int], txn.fetchone())[0]
sql = """
SELECT