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Convert additional databases to async/await (#8199)

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Patrick Cloke 2020-09-01 09:21:48 -04:00 committed by GitHub
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commit 54f8d73c00
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7 changed files with 147 additions and 137 deletions
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1
changelog.d/8199.misc Normal file
View file

@ -0,0 +1 @@
Convert various parts of the codebase to async/await.

50
synapse/storage/databases/main/__init__.py
View file

@ -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
)

38
synapse/storage/databases/main/devices.py
View file

@ -313,9 +313,9 @@ class DeviceWorkerStore(SQLBaseStore):
return results
def _get_last_device_update_for_remote_user(
async def _get_last_device_update_for_remote_user(
self, destination: str, user_id: str, from_stream_id: int
):
) -> int:
def f(txn):
prev_sent_id_sql = """
SELECT coalesce(max(stream_id), 0) as stream_id
@ -326,12 +326,16 @@ class DeviceWorkerStore(SQLBaseStore):
rows = txn.fetchall()
return rows[0][0]
return self.db_pool.runInteraction("get_last_device_update_for_remote_user", f)
return await self.db_pool.runInteraction(
"get_last_device_update_for_remote_user", f
)
def mark_as_sent_devices_by_remote(self, destination: str, stream_id: int):
async def mark_as_sent_devices_by_remote(
self, destination: str, stream_id: int
) -> None:
"""Mark that updates have successfully been sent to the destination.
"""
return self.db_pool.runInteraction(
await self.db_pool.runInteraction(
"mark_as_sent_devices_by_remote",
self._mark_as_sent_devices_by_remote_txn,
destination,
@ -684,7 +688,7 @@ class DeviceWorkerStore(SQLBaseStore):
desc="make_remote_user_device_cache_as_stale",
)
def mark_remote_user_device_list_as_unsubscribed(self, user_id: str):
async def mark_remote_user_device_list_as_unsubscribed(self, user_id: str) -> None:
"""Mark that we no longer track device lists for remote user.
"""
@ -698,7 +702,7 @@ class DeviceWorkerStore(SQLBaseStore):
txn, self.get_device_list_last_stream_id_for_remote, (user_id,)
)
return self.db_pool.runInteraction(
await self.db_pool.runInteraction(
"mark_remote_user_device_list_as_unsubscribed",
_mark_remote_user_device_list_as_unsubscribed_txn,
)
@ -959,9 +963,9 @@ class DeviceStore(DeviceWorkerStore, DeviceBackgroundUpdateStore):
desc="update_device",
)
def update_remote_device_list_cache_entry(
async def update_remote_device_list_cache_entry(
self, user_id: str, device_id: str, content: JsonDict, stream_id: int
):
) -> None:
"""Updates a single device in the cache of a remote user's devicelist.
Note: assumes that we are the only thread that can be updating this user's
@ -972,11 +976,8 @@ class DeviceStore(DeviceWorkerStore, DeviceBackgroundUpdateStore):
device_id: ID of decivice being updated
content: new data on this device
stream_id: the version of the device list
Returns:
Deferred[None]
"""
return self.db_pool.runInteraction(
await self.db_pool.runInteraction(
"update_remote_device_list_cache_entry",
self._update_remote_device_list_cache_entry_txn,
user_id,
@ -1028,9 +1029,9 @@ class DeviceStore(DeviceWorkerStore, DeviceBackgroundUpdateStore):
lock=False,
)
def update_remote_device_list_cache(
async def update_remote_device_list_cache(
self, user_id: str, devices: List[dict], stream_id: int
):
) -> None:
"""Replace the entire cache of the remote user's devices.
Note: assumes that we are the only thread that can be updating this user's
@ -1040,11 +1041,8 @@ class DeviceStore(DeviceWorkerStore, DeviceBackgroundUpdateStore):
user_id: User to update device list for
devices: list of device objects supplied over federation
stream_id: the version of the device list
Returns:
Deferred[None]
"""
return self.db_pool.runInteraction(
await self.db_pool.runInteraction(
"update_remote_device_list_cache",
self._update_remote_device_list_cache_txn,
user_id,
@ -1054,7 +1052,7 @@ class DeviceStore(DeviceWorkerStore, DeviceBackgroundUpdateStore):
def _update_remote_device_list_cache_txn(
self, txn: LoggingTransaction, user_id: str, devices: List[dict], stream_id: int
):
) -> None:
self.db_pool.simple_delete_txn(
txn, table="device_lists_remote_cache", keyvalues={"user_id": user_id}
)

48
synapse/storage/databases/main/events_worker.py
View file

@ -823,20 +823,24 @@ class EventsWorkerStore(SQLBaseStore):
return event_dict
def _maybe_redact_event_row(self, original_ev, redactions, event_map):
def _maybe_redact_event_row(
self,
original_ev: EventBase,
redactions: Iterable[str],
event_map: Dict[str, EventBase],
) -> Optional[EventBase]:
"""Given an event object and a list of possible redacting event ids,
determine whether to honour any of those redactions and if so return a redacted
event.
Args:
original_ev (EventBase):
redactions (iterable[str]): list of event ids of potential redaction events
event_map (dict[str, EventBase]): other events which have been fetched, in
which we can look up the redaaction events. Map from event id to event.
original_ev: The original event.
redactions: list of event ids of potential redaction events
event_map: other events which have been fetched, in which we can
look up the redaaction events. Map from event id to event.
Returns:
Deferred[EventBase|None]: if the event should be redacted, a pruned
event object. Otherwise, None.
If the event should be redacted, a pruned event object. Otherwise, None.
"""
if original_ev.type == "m.room.create":
# we choose to ignore redactions of m.room.create events.
@ -946,17 +950,17 @@ class EventsWorkerStore(SQLBaseStore):
row = txn.fetchone()
return row[0] if row else 0
def get_current_state_event_counts(self, room_id):
async def get_current_state_event_counts(self, room_id: str) -> int:
"""
Gets the current number of state events in a room.
Args:
room_id (str)
room_id: The room ID to query.
Returns:
Deferred[int]
The current number of state events.
"""
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
"get_current_state_event_counts",
self._get_current_state_event_counts_txn,
room_id,
@ -991,7 +995,9 @@ class EventsWorkerStore(SQLBaseStore):
"""The current maximum token that events have reached"""
return self._stream_id_gen.get_current_token()
def get_all_new_forward_event_rows(self, last_id, current_id, limit):
async def get_all_new_forward_event_rows(
self, last_id: int, current_id: int, limit: int
) -> List[Tuple]:
"""Returns new events, for the Events replication stream
Args:
@ -999,7 +1005,7 @@ class EventsWorkerStore(SQLBaseStore):
current_id: the maximum stream_id to return up to
limit: the maximum number of rows to return
Returns: Deferred[List[Tuple]]
Returns:
a list of events stream rows. Each tuple consists of a stream id as
the first element, followed by fields suitable for casting into an
EventsStreamRow.
@ -1020,18 +1026,20 @@ class EventsWorkerStore(SQLBaseStore):
txn.execute(sql, (last_id, current_id, limit))
return txn.fetchall()
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
"get_all_new_forward_event_rows", get_all_new_forward_event_rows
)
def get_ex_outlier_stream_rows(self, last_id, current_id):
async def get_ex_outlier_stream_rows(
self, last_id: int, current_id: int
) -> List[Tuple]:
"""Returns de-outliered events, for the Events replication stream
Args:
last_id: the last stream_id from the previous batch.
current_id: the maximum stream_id to return up to
Returns: Deferred[List[Tuple]]
Returns:
a list of events stream rows. Each tuple consists of a stream id as
the first element, followed by fields suitable for casting into an
EventsStreamRow.
@ -1054,7 +1062,7 @@ class EventsWorkerStore(SQLBaseStore):
txn.execute(sql, (last_id, current_id))
return txn.fetchall()
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
"get_ex_outlier_stream_rows", get_ex_outlier_stream_rows_txn
)
@ -1226,11 +1234,11 @@ class EventsWorkerStore(SQLBaseStore):
return (int(res["topological_ordering"]), int(res["stream_ordering"]))
def get_next_event_to_expire(self):
async def get_next_event_to_expire(self) -> Optional[Tuple[str, int]]:
"""Retrieve the entry with the lowest expiry timestamp in the event_expiry
table, or None if there's no more event to expire.
Returns: Deferred[Optional[Tuple[str, int]]]
Returns:
A tuple containing the event ID as its first element and an expiry timestamp
as its second one, if there's at least one row in the event_expiry table.
None otherwise.
@ -1246,6 +1254,6 @@ class EventsWorkerStore(SQLBaseStore):
return txn.fetchone()
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
desc="get_next_event_to_expire", func=get_next_event_to_expire_txn
)

30
synapse/storage/databases/main/purge_events.py
View file

@ -14,7 +14,7 @@
# limitations under the License.
import logging
from typing import Any, Tuple
from typing import Any, List, Set, Tuple
from synapse.api.errors import SynapseError
from synapse.storage._base import SQLBaseStore
@ -25,25 +25,24 @@ logger = logging.getLogger(__name__)
class PurgeEventsStore(StateGroupWorkerStore, SQLBaseStore):
def purge_history(self, room_id, token, delete_local_events):
async def purge_history(
self, room_id: str, token: str, delete_local_events: bool
) -> Set[int]:
"""Deletes room history before a certain point
Args:
room_id (str):
token (str): A topological token to delete events before
delete_local_events (bool):
room_id:
token: A topological token to delete events before
delete_local_events:
if True, we will delete local events as well as remote ones
(instead of just marking them as outliers and deleting their
state groups).
Returns:
Deferred[set[int]]: The set of state groups that are referenced by
deleted events.
The set of state groups that are referenced by deleted events.
"""
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
"purge_history",
self._purge_history_txn,
room_id,
@ -283,17 +282,18 @@ class PurgeEventsStore(StateGroupWorkerStore, SQLBaseStore):
return referenced_state_groups
def purge_room(self, room_id):
async def purge_room(self, room_id: str) -> List[int]:
"""Deletes all record of a room
Args:
room_id (str)
room_id
Returns:
Deferred[List[int]]: The list of state groups to delete.
The list of state groups to delete.
"""
return self.db_pool.runInteraction("purge_room", self._purge_room_txn, room_id)
return await self.db_pool.runInteraction(
"purge_room", self._purge_room_txn, room_id
)
def _purge_room_txn(self, txn, room_id):
# First we fetch all the state groups that should be deleted, before

14
synapse/storage/databases/main/receipts.py
View file

@ -276,12 +276,14 @@ class ReceiptsWorkerStore(SQLBaseStore):
}
return results
def get_users_sent_receipts_between(self, last_id: int, current_id: int):
async def get_users_sent_receipts_between(
self, last_id: int, current_id: int
) -> List[str]:
"""Get all users who sent receipts between `last_id` exclusive and
`current_id` inclusive.
Returns:
Deferred[List[str]]
The list of users.
"""
if last_id == current_id:
@ -296,7 +298,7 @@ class ReceiptsWorkerStore(SQLBaseStore):
return [r[0] for r in txn]
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
"get_users_sent_receipts_between", _get_users_sent_receipts_between_txn
)
@ -553,8 +555,10 @@ class ReceiptsStore(ReceiptsWorkerStore):
return stream_id, max_persisted_id
def insert_graph_receipt(self, room_id, receipt_type, user_id, event_ids, data):
return self.db_pool.runInteraction(
async def insert_graph_receipt(
self, room_id, receipt_type, user_id, event_ids, data
):
return await self.db_pool.runInteraction(
"insert_graph_receipt",
self.insert_graph_receipt_txn,
room_id,

103
synapse/storage/databases/main/relations.py
View file

@ -34,38 +34,33 @@ logger = logging.getLogger(__name__)
class RelationsWorkerStore(SQLBaseStore):
@cached(tree=True)
def get_relations_for_event(
async def get_relations_for_event(
self,
event_id,
relation_type=None,
event_type=None,
aggregation_key=None,
limit=5,
direction="b",
from_token=None,
to_token=None,
):
event_id: str,
relation_type: Optional[str] = None,
event_type: Optional[str] = None,
aggregation_key: Optional[str] = None,
limit: int = 5,
direction: str = "b",
from_token: Optional[RelationPaginationToken] = None,
to_token: Optional[RelationPaginationToken] = None,
) -> PaginationChunk:
"""Get a list of relations for an event, ordered by topological ordering.
Args:
event_id (str): Fetch events that relate to this event ID.
relation_type (str|None): Only fetch events with this relation
type, if given.
event_type (str|None): Only fetch events with this event type, if
given.
aggregation_key (str|None): Only fetch events with this aggregation
key, if given.
limit (int): Only fetch the most recent `limit` events.
direction (str): Whether to fetch the most recent first (`"b"`) or
the oldest first (`"f"`).
from_token (RelationPaginationToken|None): Fetch rows from the given
token, or from the start if None.
to_token (RelationPaginationToken|None): Fetch rows up to the given
token, or up to the end if None.
event_id: Fetch events that relate to this event ID.
relation_type: Only fetch events with this relation type, if given.
event_type: Only fetch events with this event type, if given.
aggregation_key: Only fetch events with this aggregation key, if given.
limit: Only fetch the most recent `limit` events.
direction: Whether to fetch the most recent first (`"b"`) or the
oldest first (`"f"`).
from_token: Fetch rows from the given token, or from the start if None.
to_token: Fetch rows up to the given token, or up to the end if None.
Returns:
Deferred[PaginationChunk]: List of event IDs that match relations
requested. The rows are of the form `{"event_id": "..."}`.
List of event IDs that match relations requested. The rows are of
the form `{"event_id": "..."}`.
"""
where_clause = ["relates_to_id = ?"]
@ -131,20 +126,20 @@ class RelationsWorkerStore(SQLBaseStore):
chunk=list(events[:limit]), next_batch=next_batch, prev_batch=from_token
)
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
"get_recent_references_for_event", _get_recent_references_for_event_txn
)
@cached(tree=True)
def get_aggregation_groups_for_event(
async def get_aggregation_groups_for_event(
self,
event_id,
event_type=None,
limit=5,
direction="b",
from_token=None,
to_token=None,
):
event_id: str,
event_type: Optional[str] = None,
limit: int = 5,
direction: str = "b",
from_token: Optional[AggregationPaginationToken] = None,
to_token: Optional[AggregationPaginationToken] = None,
) -> PaginationChunk:
"""Get a list of annotations on the event, grouped by event type and
aggregation key, sorted by count.
@ -152,21 +147,17 @@ class RelationsWorkerStore(SQLBaseStore):
on an event.
Args:
event_id (str): Fetch events that relate to this event ID.
event_type (str|None): Only fetch events with this event type, if
given.
limit (int): Only fetch the `limit` groups.
direction (str): Whether to fetch the highest count first (`"b"`) or
event_id: Fetch events that relate to this event ID.
event_type: Only fetch events with this event type, if given.
limit: Only fetch the `limit` groups.
direction: Whether to fetch the highest count first (`"b"`) or
the lowest count first (`"f"`).
from_token (AggregationPaginationToken|None): Fetch rows from the
given token, or from the start if None.
to_token (AggregationPaginationToken|None): Fetch rows up to the
given token, or up to the end if None.
from_token: Fetch rows from the given token, or from the start if None.
to_token: Fetch rows up to the given token, or up to the end if None.
Returns:
Deferred[PaginationChunk]: List of groups of annotations that
match. Each row is a dict with `type`, `key` and `count` fields.
List of groups of annotations that match. Each row is a dict with
`type`, `key` and `count` fields.
"""
where_clause = ["relates_to_id = ?", "relation_type = ?"]
@ -225,7 +216,7 @@ class RelationsWorkerStore(SQLBaseStore):
chunk=list(events[:limit]), next_batch=next_batch, prev_batch=from_token
)
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
"get_aggregation_groups_for_event", _get_aggregation_groups_for_event_txn
)
@ -279,18 +270,20 @@ class RelationsWorkerStore(SQLBaseStore):
return await self.get_event(edit_id, allow_none=True)
def has_user_annotated_event(self, parent_id, event_type, aggregation_key, sender):
async def has_user_annotated_event(
self, parent_id: str, event_type: str, aggregation_key: str, sender: str
) -> bool:
"""Check if a user has already annotated an event with the same key
(e.g. already liked an event).
Args:
parent_id (str): The event being annotated
event_type (str): The event type of the annotation
aggregation_key (str): The aggregation key of the annotation
sender (str): The sender of the annotation
parent_id: The event being annotated
event_type: The event type of the annotation
aggregation_key: The aggregation key of the annotation
sender: The sender of the annotation
Returns:
Deferred[bool]
True if the event is already annotated.
"""
sql = """
@ -319,7 +312,7 @@ class RelationsWorkerStore(SQLBaseStore):
return bool(txn.fetchone())
return self.db_pool.runInteraction(
return await self.db_pool.runInteraction(
"get_if_user_has_annotated_event", _get_if_user_has_annotated_event
)