MirrorHub/synapse
0
0
Fork 1
mirror of https://mau.dev/maunium/synapse.git synced 2024-06-06 12:48:58 +02:00
Code Issues Projects Releases Wiki Activity

Add some type hints to datastore (#12717)

Browse source
This commit is contained in:
Dirk Klimpel 2022-05-17 16:29:06 +02:00 committed by GitHub
parent 942c30b16b
commit 6edefef602
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
10 changed files with 254 additions and 161 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

1
changelog.d/12717.misc Normal file
View file

@ -0,0 +1 @@
Add some type hints to datastore.

2
mypy.ini
View file

@ -28,8 +28,6 @@ exclude = (?x)
|synapse/storage/databases/main/cache.py
|synapse/storage/databases/main/devices.py
|synapse/storage/databases/main/event_federation.py
|synapse/storage/databases/main/push_rule.py
|synapse/storage/databases/main/roommember.py
|synapse/storage/schema/
|tests/api/test_auth.py

24
synapse/federation/sender/__init__.py
View file

@ -15,7 +15,17 @@
import abc
import logging
from collections import OrderedDict
from typing import TYPE_CHECKING, Dict, Hashable, Iterable, List, Optional, Set, Tuple
from typing import (
TYPE_CHECKING,
Collection,
Dict,
Hashable,
Iterable,
List,
Optional,
Set,
Tuple,
)
import attr
from prometheus_client import Counter
@ -409,7 +419,7 @@ class FederationSender(AbstractFederationSender):
)
return
destinations: Optional[Set[str]] = None
destinations: Optional[Collection[str]] = None
if not event.prev_event_ids():
# If there are no prev event IDs then the state is empty
# and so no remote servers in the room
@ -444,7 +454,7 @@ class FederationSender(AbstractFederationSender):
)
return
destinations = {
sharded_destinations = {
d
for d in destinations
if self._federation_shard_config.should_handle(
@ -456,12 +466,12 @@ class FederationSender(AbstractFederationSender):
# If we are sending the event on behalf of another server
# then it already has the event and there is no reason to
# send the event to it.
destinations.discard(send_on_behalf_of)
sharded_destinations.discard(send_on_behalf_of)
logger.debug("Sending %s to %r", event, destinations)
logger.debug("Sending %s to %r", event, sharded_destinations)
if destinations:
await self._send_pdu(event, destinations)
if sharded_destinations:
await self._send_pdu(event, sharded_destinations)
now = self.clock.time_msec()
ts = await self.store.get_received_ts(event.event_id)

6
synapse/handlers/sync.py
View file

@ -411,10 +411,10 @@ class SyncHandler:
set_tag(SynapseTags.SYNC_RESULT, bool(sync_result))
return sync_result
async def push_rules_for_user(self, user: UserID) -> JsonDict:
async def push_rules_for_user(self, user: UserID) -> Dict[str, Dict[str, list]]:
user_id = user.to_string()
rules = await self.store.get_push_rules_for_user(user_id)
rules = format_push_rules_for_user(user, rules)
rules_raw = await self.store.get_push_rules_for_user(user_id)
rules = format_push_rules_for_user(user, rules_raw)
return rules
async def ephemeral_by_room(

4
synapse/rest/client/push_rule.py
View file

@ -148,9 +148,9 @@ class PushRuleRestServlet(RestServlet):
# we build up the full structure and then decide which bits of it
# to send which means doing unnecessary work sometimes but is
# is probably not going to make a whole lot of difference
rules = await self.store.get_push_rules_for_user(user_id)
rules_raw = await self.store.get_push_rules_for_user(user_id)
rules = format_push_rules_for_user(requester.user, rules)
rules = format_push_rules_for_user(requester.user, rules_raw)
path_parts = path.split("/")[1:]

4
synapse/state/__init__.py
View file

@ -239,13 +239,13 @@ class StateHandler:
entry = await self.resolve_state_groups_for_events(room_id, latest_event_ids)
return await self.store.get_joined_users_from_state(room_id, entry)
async def get_current_hosts_in_room(self, room_id: str) -> Set[str]:
async def get_current_hosts_in_room(self, room_id: str) -> FrozenSet[str]:
event_ids = await self.store.get_latest_event_ids_in_room(room_id)
return await self.get_hosts_in_room_at_events(room_id, event_ids)
async def get_hosts_in_room_at_events(
self, room_id: str, event_ids: Collection[str]
) -> Set[str]:
) -> FrozenSet[str]:
"""Get the hosts that were in a room at the given event ids
Args:

8
synapse/storage/databases/main/__init__.py
View file

@ -26,11 +26,7 @@ from synapse.storage.database import (
from synapse.storage.databases.main.stats import UserSortOrder
from synapse.storage.engines import BaseDatabaseEngine, PostgresEngine
from synapse.storage.types import Cursor
from synapse.storage.util.id_generators import (
IdGenerator,
MultiWriterIdGenerator,
StreamIdGenerator,
)
from synapse.storage.util.id_generators import MultiWriterIdGenerator, StreamIdGenerator
from synapse.types import JsonDict, get_domain_from_id
from synapse.util.caches.stream_change_cache import StreamChangeCache
@ -155,8 +151,6 @@ class DataStore(
],
)
self._push_rule_id_gen = IdGenerator(db_conn, "push_rules", "id")
self._push_rules_enable_id_gen = IdGenerator(db_conn, "push_rules_enable", "id")
self._group_updates_id_gen = StreamIdGenerator(
db_conn, "local_group_updates", "stream_id"
)

56
synapse/storage/databases/main/metrics.py
View file

@ -14,16 +14,19 @@
import calendar
import logging
import time
from typing import TYPE_CHECKING, Dict
from typing import TYPE_CHECKING, Dict, List, Tuple, cast
from synapse.metrics import GaugeBucketCollector
from synapse.metrics.background_process_metrics import wrap_as_background_process
from synapse.storage._base import SQLBaseStore
from synapse.storage.database import DatabasePool, LoggingDatabaseConnection
from synapse.storage.database import (
DatabasePool,
LoggingDatabaseConnection,
LoggingTransaction,
)
from synapse.storage.databases.main.event_push_actions import (
EventPushActionsWorkerStore,
)
from synapse.storage.types import Cursor
if TYPE_CHECKING:
from synapse.server import HomeServer
@ -73,7 +76,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
@wrap_as_background_process("read_forward_extremities")
async def _read_forward_extremities(self) -> None:
def fetch(txn):
def fetch(txn: LoggingTransaction) -> List[Tuple[int, int]]:
txn.execute(
"""
SELECT t1.c, t2.c
@ -86,7 +89,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
) t2 ON t1.room_id = t2.room_id
"""
)
return txn.fetchall()
return cast(List[Tuple[int, int]], txn.fetchall())
res = await self.db_pool.runInteraction("read_forward_extremities", fetch)
@ -104,20 +107,20 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
call to this function, it will return None.
"""
def _count_messages(txn):
def _count_messages(txn: LoggingTransaction) -> int:
sql = """
SELECT COUNT(*) FROM events
WHERE type = 'm.room.encrypted'
AND stream_ordering > ?
"""
txn.execute(sql, (self.stream_ordering_day_ago,))
(count,) = txn.fetchone()
(count,) = cast(Tuple[int], txn.fetchone())
return count
return await self.db_pool.runInteraction("count_e2ee_messages", _count_messages)
async def count_daily_sent_e2ee_messages(self) -> int:
def _count_messages(txn):
def _count_messages(txn: LoggingTransaction) -> int:
# This is good enough as if you have silly characters in your own
# hostname then that's your own fault.
like_clause = "%:" + self.hs.hostname
@ -130,7 +133,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
"""
txn.execute(sql, (like_clause, self.stream_ordering_day_ago))
(count,) = txn.fetchone()
(count,) = cast(Tuple[int], txn.fetchone())
return count
return await self.db_pool.runInteraction(
@ -138,14 +141,14 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
)
async def count_daily_active_e2ee_rooms(self) -> int:
def _count(txn):
def _count(txn: LoggingTransaction) -> int:
sql = """
SELECT COUNT(DISTINCT room_id) FROM events
WHERE type = 'm.room.encrypted'
AND stream_ordering > ?
"""
txn.execute(sql, (self.stream_ordering_day_ago,))
(count,) = txn.fetchone()
(count,) = cast(Tuple[int], txn.fetchone())
return count
return await self.db_pool.runInteraction(
@ -160,20 +163,20 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
call to this function, it will return None.
"""
def _count_messages(txn):
def _count_messages(txn: LoggingTransaction) -> int:
sql = """
SELECT COUNT(*) FROM events
WHERE type = 'm.room.message'
AND stream_ordering > ?
"""
txn.execute(sql, (self.stream_ordering_day_ago,))
(count,) = txn.fetchone()
(count,) = cast(Tuple[int], txn.fetchone())
return count
return await self.db_pool.runInteraction("count_messages", _count_messages)
async def count_daily_sent_messages(self) -> int:
def _count_messages(txn):
def _count_messages(txn: LoggingTransaction) -> int:
# This is good enough as if you have silly characters in your own
# hostname then that's your own fault.
like_clause = "%:" + self.hs.hostname
@ -186,7 +189,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
"""
txn.execute(sql, (like_clause, self.stream_ordering_day_ago))
(count,) = txn.fetchone()
(count,) = cast(Tuple[int], txn.fetchone())
return count
return await self.db_pool.runInteraction(
@ -194,14 +197,14 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
)
async def count_daily_active_rooms(self) -> int:
def _count(txn):
def _count(txn: LoggingTransaction) -> int:
sql = """
SELECT COUNT(DISTINCT room_id) FROM events
WHERE type = 'm.room.message'
AND stream_ordering > ?
"""
txn.execute(sql, (self.stream_ordering_day_ago,))
(count,) = txn.fetchone()
(count,) = cast(Tuple[int], txn.fetchone())
return count
return await self.db_pool.runInteraction("count_daily_active_rooms", _count)
@ -227,7 +230,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
"count_monthly_users", self._count_users, thirty_days_ago
)
def _count_users(self, txn: Cursor, time_from: int) -> int:
def _count_users(self, txn: LoggingTransaction, time_from: int) -> int:
"""
Returns number of users seen in the past time_from period
"""
@ -242,7 +245,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
# Mypy knows that fetchone() might return None if there are no rows.
# We know better: "SELECT COUNT(...) FROM ..." without any GROUP BY always
# returns exactly one row.
(count,) = txn.fetchone() # type: ignore[misc]
(count,) = cast(Tuple[int], txn.fetchone())
return count
async def count_r30_users(self) -> Dict[str, int]:
@ -256,7 +259,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
A mapping of counts globally as well as broken out by platform.
"""
def _count_r30_users(txn):
def _count_r30_users(txn: LoggingTransaction) -> Dict[str, int]:
thirty_days_in_secs = 86400 * 30
now = int(self._clock.time())
thirty_days_ago_in_secs = now - thirty_days_in_secs
@ -321,7 +324,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
txn.execute(sql, (thirty_days_ago_in_secs, thirty_days_ago_in_secs))
(count,) = txn.fetchone()
(count,) = cast(Tuple[int], txn.fetchone())
results["all"] = count
return results
@ -348,7 +351,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
- "web" (any web application -- it's not possible to distinguish Element Web here)
"""
def _count_r30v2_users(txn):
def _count_r30v2_users(txn: LoggingTransaction) -> Dict[str, int]:
thirty_days_in_secs = 86400 * 30
now = int(self._clock.time())
sixty_days_ago_in_secs = now - 2 * thirty_days_in_secs
@ -445,11 +448,8 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
thirty_days_in_secs * 1000,
),
)
row = txn.fetchone()
if row is None:
results["all"] = 0
else:
results["all"] = row[0]
(count,) = cast(Tuple[int], txn.fetchone())
results["all"] = count
return results
@ -471,7 +471,7 @@ class ServerMetricsStore(EventPushActionsWorkerStore, SQLBaseStore):
Generates daily visit data for use in cohort/ retention analysis
"""
def _generate_user_daily_visits(txn):
def _generate_user_daily_visits(txn: LoggingTransaction) -> None:
logger.info("Calling _generate_user_daily_visits")
today_start = self._get_start_of_day()
a_day_in_milliseconds = 24 * 60 * 60 * 1000

184
synapse/storage/databases/main/push_rule.py
View file

@ -14,14 +14,18 @@
# limitations under the License.
import abc
import logging
from typing import TYPE_CHECKING, Dict, List, Tuple, Union
from typing import TYPE_CHECKING, Collection, Dict, List, Optional, Tuple, Union, cast
from synapse.api.errors import StoreError
from synapse.config.homeserver import ExperimentalConfig
from synapse.push.baserules import list_with_base_rules
from synapse.replication.slave.storage._slaved_id_tracker import SlavedIdTracker
from synapse.storage._base import SQLBaseStore, db_to_json
from synapse.storage.database import DatabasePool, LoggingDatabaseConnection
from synapse.storage.database import (
DatabasePool,
LoggingDatabaseConnection,
LoggingTransaction,
)
from synapse.storage.databases.main.appservice import ApplicationServiceWorkerStore
from synapse.storage.databases.main.events_worker import EventsWorkerStore
from synapse.storage.databases.main.pusher import PusherWorkerStore
@ -30,9 +34,12 @@ from synapse.storage.databases.main.roommember import RoomMemberWorkerStore
from synapse.storage.engines import PostgresEngine, Sqlite3Engine
from synapse.storage.push_rule import InconsistentRuleException, RuleNotFoundException
from synapse.storage.util.id_generators import (
AbstractStreamIdGenerator,
AbstractStreamIdTracker,
IdGenerator,
StreamIdGenerator,
)
from synapse.types import JsonDict
from synapse.util import json_encoder
from synapse.util.caches.descriptors import cached, cachedList
from synapse.util.caches.stream_change_cache import StreamChangeCache
@ -57,7 +64,11 @@ def _is_experimental_rule_enabled(
return True
def _load_rules(rawrules, enabled_map, experimental_config: ExperimentalConfig):
def _load_rules(
rawrules: List[JsonDict],
enabled_map: Dict[str, bool],
experimental_config: ExperimentalConfig,
) -> List[JsonDict]:
ruleslist = []
for rawrule in rawrules:
rule = dict(rawrule)
@ -137,7 +148,7 @@ class PushRulesWorkerStore(
)
@abc.abstractmethod
def get_max_push_rules_stream_id(self):
def get_max_push_rules_stream_id(self) -> int:
"""Get the position of the push rules stream.
Returns:
@ -146,7 +157,7 @@ class PushRulesWorkerStore(
raise NotImplementedError()
@cached(max_entries=5000)
async def get_push_rules_for_user(self, user_id):
async def get_push_rules_for_user(self, user_id: str) -> List[JsonDict]:
rows = await self.db_pool.simple_select_list(
table="push_rules",
keyvalues={"user_name": user_id},
@ -168,7 +179,7 @@ class PushRulesWorkerStore(
return _load_rules(rows, enabled_map, self.hs.config.experimental)
@cached(max_entries=5000)
async def get_push_rules_enabled_for_user(self, user_id) -> Dict[str, bool]:
async def get_push_rules_enabled_for_user(self, user_id: str) -> Dict[str, bool]:
results = await self.db_pool.simple_select_list(
table="push_rules_enable",
keyvalues={"user_name": user_id},
@ -184,13 +195,13 @@ class PushRulesWorkerStore(
return False
else:
def have_push_rules_changed_txn(txn):
def have_push_rules_changed_txn(txn: LoggingTransaction) -> bool:
sql = (
"SELECT COUNT(stream_id) FROM push_rules_stream"
" WHERE user_id = ? AND ? < stream_id"
)
txn.execute(sql, (user_id, last_id))
(count,) = txn.fetchone()
(count,) = cast(Tuple[int], txn.fetchone())
return bool(count)
return await self.db_pool.runInteraction(
@ -202,11 +213,13 @@ class PushRulesWorkerStore(
list_name="user_ids",
num_args=1,
)
async def bulk_get_push_rules(self, user_ids):
async def bulk_get_push_rules(
self, user_ids: Collection[str]
) -> Dict[str, List[JsonDict]]:
if not user_ids:
return {}
results = {user_id: [] for user_id in user_ids}
results: Dict[str, List[JsonDict]] = {user_id: [] for user_id in user_ids}
rows = await self.db_pool.simple_select_many_batch(
table="push_rules",
@ -250,7 +263,7 @@ class PushRulesWorkerStore(
condition["pattern"] = new_room_id
# Add the rule for the new room
await self.add_push_rule(
await self.add_push_rule( # type: ignore[attr-defined]
user_id=user_id,
rule_id=new_rule_id,
priority_class=rule["priority_class"],
@ -286,11 +299,13 @@ class PushRulesWorkerStore(
list_name="user_ids",
num_args=1,
)
async def bulk_get_push_rules_enabled(self, user_ids):
async def bulk_get_push_rules_enabled(
self, user_ids: Collection[str]
) -> Dict[str, Dict[str, bool]]:
if not user_ids:
return {}
results = {user_id: {} for user_id in user_ids}
results: Dict[str, Dict[str, bool]] = {user_id: {} for user_id in user_ids}
rows = await self.db_pool.simple_select_many_batch(
table="push_rules_enable",
@ -306,7 +321,7 @@ class PushRulesWorkerStore(
async def get_all_push_rule_updates(
self, instance_name: str, last_id: int, current_id: int, limit: int
) -> Tuple[List[Tuple[int, tuple]], int, bool]:
) -> Tuple[List[Tuple[int, Tuple[str]]], int, bool]:
"""Get updates for push_rules replication stream.
Args:
@ -331,7 +346,9 @@ class PushRulesWorkerStore(
if last_id == current_id:
return [], current_id, False
def get_all_push_rule_updates_txn(txn):
def get_all_push_rule_updates_txn(
txn: LoggingTransaction,
) -> Tuple[List[Tuple[int, Tuple[str]]], int, bool]:
sql = """
SELECT stream_id, user_id
FROM push_rules_stream
@ -340,7 +357,10 @@ class PushRulesWorkerStore(
LIMIT ?
"""
txn.execute(sql, (last_id, current_id, limit))
updates = [(stream_id, (user_id,)) for stream_id, user_id in txn]
updates = cast(
List[Tuple[int, Tuple[str]]],
[(stream_id, (user_id,)) for stream_id, user_id in txn],
)
limited = False
upper_bound = current_id
@ -356,15 +376,30 @@ class PushRulesWorkerStore(
class PushRuleStore(PushRulesWorkerStore):
# Because we have write access, this will be a StreamIdGenerator
# (see PushRulesWorkerStore.__init__)
_push_rules_stream_id_gen: AbstractStreamIdGenerator
def __init__(
self,
database: DatabasePool,
db_conn: LoggingDatabaseConnection,
hs: "HomeServer",
):
super().__init__(database, db_conn, hs)
self._push_rule_id_gen = IdGenerator(db_conn, "push_rules", "id")
self._push_rules_enable_id_gen = IdGenerator(db_conn, "push_rules_enable", "id")
async def add_push_rule(
self,
user_id,
rule_id,
priority_class,
conditions,
actions,
before=None,
after=None,
user_id: str,
rule_id: str,
priority_class: int,
conditions: List[Dict[str, str]],
actions: List[Union[JsonDict, str]],
before: Optional[str] = None,
after: Optional[str] = None,
) -> None:
conditions_json = json_encoder.encode(conditions)
actions_json = json_encoder.encode(actions)
@ -400,17 +435,17 @@ class PushRuleStore(PushRulesWorkerStore):
def _add_push_rule_relative_txn(
self,
txn,
stream_id,
event_stream_ordering,
user_id,
rule_id,
priority_class,
conditions_json,
actions_json,
before,
after,
):
txn: LoggingTransaction,
stream_id: int,
event_stream_ordering: int,
user_id: str,
rule_id: str,
priority_class: int,
conditions_json: str,
actions_json: str,
before: str,
after: str,
) -> None:
# Lock the table since otherwise we'll have annoying races between the
# SELECT here and the UPSERT below.
self.database_engine.lock_table(txn, "push_rules")
@ -470,15 +505,15 @@ class PushRuleStore(PushRulesWorkerStore):
def _add_push_rule_highest_priority_txn(
self,
txn,
stream_id,
event_stream_ordering,
user_id,
rule_id,
priority_class,
conditions_json,
actions_json,
):
txn: LoggingTransaction,
stream_id: int,
event_stream_ordering: int,
user_id: str,
rule_id: str,
priority_class: int,
conditions_json: str,
actions_json: str,
) -> None:
# Lock the table since otherwise we'll have annoying races between the
# SELECT here and the UPSERT below.
self.database_engine.lock_table(txn, "push_rules")
@ -510,17 +545,17 @@ class PushRuleStore(PushRulesWorkerStore):
def _upsert_push_rule_txn(
self,
txn,
stream_id,
event_stream_ordering,
user_id,
rule_id,
priority_class,
priority,
conditions_json,
actions_json,
update_stream=True,
):
txn: LoggingTransaction,
stream_id: int,
event_stream_ordering: int,
user_id: str,
rule_id: str,
priority_class: int,
priority: int,
conditions_json: str,
actions_json: str,
update_stream: bool = True,
) -> None:
"""Specialised version of simple_upsert_txn that picks a push_rule_id
using the _push_rule_id_gen if it needs to insert the rule. It assumes
that the "push_rules" table is locked"""
@ -600,7 +635,11 @@ class PushRuleStore(PushRulesWorkerStore):
rule_id: The rule_id of the rule to be deleted
"""
def delete_push_rule_txn(txn, stream_id, event_stream_ordering):
def delete_push_rule_txn(
txn: LoggingTransaction,
stream_id: int,
event_stream_ordering: int,
) -> None:
# we don't use simple_delete_one_txn because that would fail if the
# user did not have a push_rule_enable row.
self.db_pool.simple_delete_txn(
@ -661,14 +700,14 @@ class PushRuleStore(PushRulesWorkerStore):
def _set_push_rule_enabled_txn(
self,
txn,
stream_id,
event_stream_ordering,
user_id,
rule_id,
enabled,
is_default_rule,
):
txn: LoggingTransaction,
stream_id: int,
event_stream_ordering: int,
user_id: str,
rule_id: str,
enabled: bool,
is_default_rule: bool,
) -> None:
new_id = self._push_rules_enable_id_gen.get_next()
if not is_default_rule:
@ -740,7 +779,11 @@ class PushRuleStore(PushRulesWorkerStore):
"""
actions_json = json_encoder.encode(actions)
def set_push_rule_actions_txn(txn, stream_id, event_stream_ordering):
def set_push_rule_actions_txn(
txn: LoggingTransaction,
stream_id: int,
event_stream_ordering: int,
) -> None:
if is_default_rule:
# Add a dummy rule to the rules table with the user specified
# actions.
@ -794,8 +837,15 @@ class PushRuleStore(PushRulesWorkerStore):
)
def _insert_push_rules_update_txn(
self, txn, stream_id, event_stream_ordering, user_id, rule_id, op, data=None
):
self,
txn: LoggingTransaction,
stream_id: int,
event_stream_ordering: int,
user_id: str,
rule_id: str,
op: str,
data: Optional[JsonDict] = None,
) -> None:
values = {
"stream_id": stream_id,
"event_stream_ordering": event_stream_ordering,
@ -814,5 +864,5 @@ class PushRuleStore(PushRulesWorkerStore):
self.push_rules_stream_cache.entity_has_changed, user_id, stream_id
)
def get_max_push_rules_stream_id(self):
def get_max_push_rules_stream_id(self) -> int:
return self._push_rules_stream_id_gen.get_current_token()

126
synapse/storage/databases/main/roommember.py
View file

@ -37,7 +37,12 @@ from synapse.metrics.background_process_metrics import (
wrap_as_background_process,
)
from synapse.storage._base import SQLBaseStore, db_to_json, make_in_list_sql_clause
from synapse.storage.database import DatabasePool, LoggingDatabaseConnection
from synapse.storage.database import (
DatabasePool,
LoggingDatabaseConnection,
LoggingTransaction,
)
from synapse.storage.databases.main.cache import CacheInvalidationWorkerStore
from synapse.storage.databases.main.events_worker import EventsWorkerStore
from synapse.storage.engines import Sqlite3Engine
from synapse.storage.roommember import (
@ -46,7 +51,7 @@ from synapse.storage.roommember import (
ProfileInfo,
RoomsForUser,
)
from synapse.types import PersistedEventPosition, get_domain_from_id
from synapse.types import JsonDict, PersistedEventPosition, StateMap, get_domain_from_id
from synapse.util.async_helpers import Linearizer
from synapse.util.caches import intern_string
from synapse.util.caches.descriptors import _CacheContext, cached, cachedList
@ -115,7 +120,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
)
@wrap_as_background_process("_count_known_servers")
async def _count_known_servers(self):
async def _count_known_servers(self) -> int:
"""
Count the servers that this server knows about.
@ -123,7 +128,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
`synapse_federation_known_servers` LaterGauge to collect.
"""
def _transact(txn):
def _transact(txn: LoggingTransaction) -> int:
if isinstance(self.database_engine, Sqlite3Engine):
query = """
SELECT COUNT(DISTINCT substr(out.user_id, pos+1))
@ -150,7 +155,9 @@ class RoomMemberWorkerStore(EventsWorkerStore):
self._known_servers_count = max([count, 1])
return self._known_servers_count
def _check_safe_current_state_events_membership_updated_txn(self, txn):
def _check_safe_current_state_events_membership_updated_txn(
self, txn: LoggingTransaction
) -> None:
"""Checks if it is safe to assume the new current_state_events
membership column is up to date
"""
@ -182,7 +189,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
"get_users_in_room", self.get_users_in_room_txn, room_id
)
def get_users_in_room_txn(self, txn, room_id: str) -> List[str]:
def get_users_in_room_txn(self, txn: LoggingTransaction, room_id: str) -> List[str]:
# If we can assume current_state_events.membership is up to date
# then we can avoid a join, which is a Very Good Thing given how
# frequently this function gets called.
@ -222,7 +229,9 @@ class RoomMemberWorkerStore(EventsWorkerStore):
A mapping from user ID to ProfileInfo.
"""
def _get_users_in_room_with_profiles(txn) -> Dict[str, ProfileInfo]:
def _get_users_in_room_with_profiles(
txn: LoggingTransaction,
) -> Dict[str, ProfileInfo]:
sql = """
SELECT state_key, display_name, avatar_url FROM room_memberships as m
INNER JOIN current_state_events as c
@ -250,7 +259,9 @@ class RoomMemberWorkerStore(EventsWorkerStore):
dict of membership states, pointing to a MemberSummary named tuple.
"""
def _get_room_summary_txn(txn):
def _get_room_summary_txn(
txn: LoggingTransaction,
) -> Dict[str, MemberSummary]:
# first get counts.
# We do this all in one transaction to keep the cache small.
# FIXME: get rid of this when we have room_stats
@ -279,7 +290,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
"""
txn.execute(sql, (room_id,))
res = {}
res: Dict[str, MemberSummary] = {}
for count, membership in txn:
res.setdefault(membership, MemberSummary([], count))
@ -400,7 +411,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
def _get_rooms_for_local_user_where_membership_is_txn(
self,
txn,
txn: LoggingTransaction,
user_id: str,
membership_list: List[str],
) -> List[RoomsForUser]:
@ -488,7 +499,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
)
def _get_rooms_for_user_with_stream_ordering_txn(
self, txn, user_id: str
self, txn: LoggingTransaction, user_id: str
) -> FrozenSet[GetRoomsForUserWithStreamOrdering]:
# We use `current_state_events` here and not `local_current_membership`
# as a) this gets called with remote users and b) this only gets called
@ -542,7 +553,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
)
def _get_rooms_for_users_with_stream_ordering_txn(
self, txn, user_ids: Collection[str]
self, txn: LoggingTransaction, user_ids: Collection[str]
) -> Dict[str, FrozenSet[GetRoomsForUserWithStreamOrdering]]:
clause, args = make_in_list_sql_clause(
@ -575,7 +586,9 @@ class RoomMemberWorkerStore(EventsWorkerStore):
txn.execute(sql, [Membership.JOIN] + args)
result = {user_id: set() for user_id in user_ids}
result: Dict[str, Set[GetRoomsForUserWithStreamOrdering]] = {
user_id: set() for user_id in user_ids
}
for user_id, room_id, instance, stream_id in txn:
result[user_id].add(
GetRoomsForUserWithStreamOrdering(
@ -595,7 +608,9 @@ class RoomMemberWorkerStore(EventsWorkerStore):
if not user_ids:
return set()
def _get_users_server_still_shares_room_with_txn(txn):
def _get_users_server_still_shares_room_with_txn(
txn: LoggingTransaction,
) -> Set[str]:
sql = """
SELECT state_key FROM current_state_events
WHERE
@ -657,7 +672,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
async def get_joined_users_from_context(
self, event: EventBase, context: EventContext
) -> Dict[str, ProfileInfo]:
state_group = context.state_group
state_group: Union[object, int] = context.state_group
if not state_group:
# If state_group is None it means it has yet to be assigned a
# state group, i.e. we need to make sure that calls with a state_group
@ -666,14 +681,16 @@ class RoomMemberWorkerStore(EventsWorkerStore):
state_group = object()
current_state_ids = await context.get_current_state_ids()
assert current_state_ids is not None
assert state_group is not None
return await self._get_joined_users_from_context(
event.room_id, state_group, current_state_ids, event=event, context=context
)
async def get_joined_users_from_state(
self, room_id, state_entry
self, room_id: str, state_entry: "_StateCacheEntry"
) -> Dict[str, ProfileInfo]:
state_group = state_entry.state_group
state_group: Union[object, int] = state_entry.state_group
if not state_group:
# If state_group is None it means it has yet to be assigned a
# state group, i.e. we need to make sure that calls with a state_group
@ -681,6 +698,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
# To do this we set the state_group to a new object as object() != object()
state_group = object()
assert state_group is not None
with Measure(self._clock, "get_joined_users_from_state"):
return await self._get_joined_users_from_context(
room_id, state_group, state_entry.state, context=state_entry
@ -689,12 +707,12 @@ class RoomMemberWorkerStore(EventsWorkerStore):
@cached(num_args=2, cache_context=True, iterable=True, max_entries=100000)
async def _get_joined_users_from_context(
self,
room_id,
state_group,
current_state_ids,
cache_context,
event=None,
context=None,
room_id: str,
state_group: Union[object, int],
current_state_ids: StateMap[str],
cache_context: _CacheContext,
event: Optional[EventBase] = None,
context: Optional[Union[EventContext, "_StateCacheEntry"]] = None,
) -> Dict[str, ProfileInfo]:
# We don't use `state_group`, it's there so that we can cache based
# on it. However, it's important that it's never None, since two current_states
@ -765,14 +783,18 @@ class RoomMemberWorkerStore(EventsWorkerStore):
return users_in_room
@cached(max_entries=10000)
def _get_joined_profile_from_event_id(self, event_id):
def _get_joined_profile_from_event_id(
self, event_id: str
) -> Optional[Tuple[str, ProfileInfo]]:
raise NotImplementedError()
@cachedList(
cached_method_name="_get_joined_profile_from_event_id",
list_name="event_ids",
)
async def _get_joined_profiles_from_event_ids(self, event_ids: Iterable[str]):
async def _get_joined_profiles_from_event_ids(
self, event_ids: Iterable[str]
) -> Dict[str, Optional[Tuple[str, ProfileInfo]]]:
"""For given set of member event_ids check if they point to a join
event and if so return the associated user and profile info.
@ -780,8 +802,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
event_ids: The member event IDs to lookup
Returns:
dict[str, Tuple[str, ProfileInfo]|None]: Map from event ID
to `user_id` and ProfileInfo (or None if not join event).
Map from event ID to `user_id` and ProfileInfo (or None if not join event).
"""
rows = await self.db_pool.simple_select_many_batch(
@ -847,8 +868,10 @@ class RoomMemberWorkerStore(EventsWorkerStore):
return True
async def get_joined_hosts(self, room_id: str, state_entry):
state_group = state_entry.state_group
async def get_joined_hosts(
self, room_id: str, state_entry: "_StateCacheEntry"
) -> FrozenSet[str]:
state_group: Union[object, int] = state_entry.state_group
if not state_group:
# If state_group is None it means it has yet to be assigned a
# state group, i.e. we need to make sure that calls with a state_group
@ -856,6 +879,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
# To do this we set the state_group to a new object as object() != object()
state_group = object()
assert state_group is not None
with Measure(self._clock, "get_joined_hosts"):
return await self._get_joined_hosts(
room_id, state_group, state_entry=state_entry
@ -863,7 +887,10 @@ class RoomMemberWorkerStore(EventsWorkerStore):
@cached(num_args=2, max_entries=10000, iterable=True)
async def _get_joined_hosts(
self, room_id: str, state_group: int, state_entry: "_StateCacheEntry"
self,
room_id: str,
state_group: Union[object, int],
state_entry: "_StateCacheEntry",
) -> FrozenSet[str]:
# We don't use `state_group`, it's there so that we can cache based on
# it. However, its important that its never None, since two
@ -881,7 +908,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
# `get_joined_hosts` is called with the "current" state group for the
# room, and so consecutive calls will be for consecutive state groups
# which point to the previous state group.
cache = await self._get_joined_hosts_cache(room_id)
cache = await self._get_joined_hosts_cache(room_id) # type: ignore[misc]
# If the state group in the cache matches, we already have the data we need.
if state_entry.state_group == cache.state_group:
@ -897,6 +924,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
elif state_entry.prev_group == cache.state_group:
# The cached work is for the previous state group, so we work out
# the delta.
assert state_entry.delta_ids is not None
for (typ, state_key), event_id in state_entry.delta_ids.items():
if typ != EventTypes.Member:
continue
@ -942,7 +970,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
Returns False if they have since re-joined."""
def f(txn):
def f(txn: LoggingTransaction) -> int:
sql = (
"SELECT"
" COUNT(*)"
@ -973,7 +1001,7 @@ class RoomMemberWorkerStore(EventsWorkerStore):
The forgotten rooms.
"""
def _get_forgotten_rooms_for_user_txn(txn):
def _get_forgotten_rooms_for_user_txn(txn: LoggingTransaction) -> Set[str]:
# This is a slightly convoluted query that first looks up all rooms
# that the user has forgotten in the past, then rechecks that list
# to see if any have subsequently been updated. This is done so that
@ -1076,7 +1104,9 @@ class RoomMemberWorkerStore(EventsWorkerStore):
clause,
)
def _is_local_host_in_room_ignoring_users_txn(txn):
def _is_local_host_in_room_ignoring_users_txn(
txn: LoggingTransaction,
) -> bool:
txn.execute(sql, (room_id, Membership.JOIN, *args))
return bool(txn.fetchone())
@ -1110,15 +1140,17 @@ class RoomMemberBackgroundUpdateStore(SQLBaseStore):
where_clause="forgotten = 1",
)
async def _background_add_membership_profile(self, progress, batch_size):
async def _background_add_membership_profile(
self, progress: JsonDict, batch_size: int
) -> int:
target_min_stream_id = progress.get(
"target_min_stream_id_inclusive", self._min_stream_order_on_start
"target_min_stream_id_inclusive", self._min_stream_order_on_start # type: ignore[attr-defined]
)
max_stream_id = progress.get(
"max_stream_id_exclusive", self._stream_order_on_start + 1
"max_stream_id_exclusive", self._stream_order_on_start + 1 # type: ignore[attr-defined]
)
def add_membership_profile_txn(txn):
def add_membership_profile_txn(txn: LoggingTransaction) -> int:
sql = """
SELECT stream_ordering, event_id, events.room_id, event_json.json
FROM events
@ -1182,13 +1214,17 @@ class RoomMemberBackgroundUpdateStore(SQLBaseStore):
return result
async def _background_current_state_membership(self, progress, batch_size):
async def _background_current_state_membership(
self, progress: JsonDict, batch_size: int
) -> int:
"""Update the new membership column on current_state_events.
This works by iterating over all rooms in alphebetical order.
"""
def _background_current_state_membership_txn(txn, last_processed_room):
def _background_current_state_membership_txn(
txn: LoggingTransaction, last_processed_room: str
) -> Tuple[int, bool]:
processed = 0
while processed < batch_size:
txn.execute(
@ -1242,7 +1278,11 @@ class RoomMemberBackgroundUpdateStore(SQLBaseStore):
return row_count
class RoomMemberStore(RoomMemberWorkerStore, RoomMemberBackgroundUpdateStore):
class RoomMemberStore(
RoomMemberWorkerStore,
RoomMemberBackgroundUpdateStore,
CacheInvalidationWorkerStore,
):
def __init__(
self,
database: DatabasePool,
@ -1254,7 +1294,7 @@ class RoomMemberStore(RoomMemberWorkerStore, RoomMemberBackgroundUpdateStore):
async def forget(self, user_id: str, room_id: str) -> None:
"""Indicate that user_id wishes to discard history for room_id."""
def f(txn):
def f(txn: LoggingTransaction) -> None:
sql = (
"UPDATE"
" room_memberships"
@ -1288,5 +1328,5 @@ class _JoinedHostsCache:
# equal to anything else).
state_group: Union[object, int] = attr.Factory(object)
def __len__(self):
def __len__(self) -> int:
return sum(len(v) for v in self.hosts_to_joined_users.values())