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Add `StreamKeyType` class and replace string literals with constants (#12567)

This commit is contained in:
Andrew Morgan 2022-05-16 16:35:31 +01:00 committed by GitHub
parent 3ce15cc7be
commit 83be72d76c
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19 changed files with 125 additions and 80 deletions
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1
changelog.d/12567.misc Normal file
View File

@ -0,0 +1 @@
Replace string literal instances of stream key types with typed constants.

10
synapse/handlers/account_data.py
View File

@ -23,7 +23,7 @@ from synapse.replication.http.account_data import (
ReplicationUserAccountDataRestServlet,
)
from synapse.streams import EventSource
from synapse.types import JsonDict, UserID
from synapse.types import JsonDict, StreamKeyType, UserID
if TYPE_CHECKING:
from synapse.server import HomeServer
@ -105,7 +105,7 @@ class AccountDataHandler:
)
self._notifier.on_new_event(
"account_data_key", max_stream_id, users=[user_id]
StreamKeyType.ACCOUNT_DATA, max_stream_id, users=[user_id]
)
await self._notify_modules(user_id, room_id, account_data_type, content)
@ -141,7 +141,7 @@ class AccountDataHandler:
)
self._notifier.on_new_event(
"account_data_key", max_stream_id, users=[user_id]
StreamKeyType.ACCOUNT_DATA, max_stream_id, users=[user_id]
)
await self._notify_modules(user_id, None, account_data_type, content)
@ -176,7 +176,7 @@ class AccountDataHandler:
)
self._notifier.on_new_event(
"account_data_key", max_stream_id, users=[user_id]
StreamKeyType.ACCOUNT_DATA, max_stream_id, users=[user_id]
)
return max_stream_id
else:
@ -201,7 +201,7 @@ class AccountDataHandler:
)
self._notifier.on_new_event(
"account_data_key", max_stream_id, users=[user_id]
StreamKeyType.ACCOUNT_DATA, max_stream_id, users=[user_id]
)
return max_stream_id
else:

39
synapse/handlers/appservice.py
View File

@ -38,6 +38,7 @@ from synapse.types import (
JsonDict,
RoomAlias,
RoomStreamToken,
StreamKeyType,
UserID,
)
from synapse.util.async_helpers import Linearizer
@ -213,8 +214,8 @@ class ApplicationServicesHandler:
Args:
stream_key: The stream the event came from.
`stream_key` can be "typing_key", "receipt_key", "presence_key",
"to_device_key" or "device_list_key". Any other value for `stream_key`
`stream_key` can be StreamKeyType.TYPING, StreamKeyType.RECEIPT, StreamKeyType.PRESENCE,
StreamKeyType.TO_DEVICE or StreamKeyType.DEVICE_LIST. Any other value for `stream_key`
will cause this function to return early.
Ephemeral events will only be pushed to appservices that have opted into
@ -235,11 +236,11 @@ class ApplicationServicesHandler:
# Only the following streams are currently supported.
# FIXME: We should use constants for these values.
if stream_key not in (
"typing_key",
"receipt_key",
"presence_key",
"to_device_key",
"device_list_key",
StreamKeyType.TYPING,
StreamKeyType.RECEIPT,
StreamKeyType.PRESENCE,
StreamKeyType.TO_DEVICE,
StreamKeyType.DEVICE_LIST,
):
return
@ -258,14 +259,14 @@ class ApplicationServicesHandler:
# Ignore to-device messages if the feature flag is not enabled
if (
stream_key == "to_device_key"
stream_key == StreamKeyType.TO_DEVICE
and not self._msc2409_to_device_messages_enabled
):
return
# Ignore device lists if the feature flag is not enabled
if (
stream_key == "device_list_key"
stream_key == StreamKeyType.DEVICE_LIST
and not self._msc3202_transaction_extensions_enabled
):
return
@ -283,15 +284,15 @@ class ApplicationServicesHandler:
if (
stream_key
in (
"typing_key",
"receipt_key",
"presence_key",
"to_device_key",
StreamKeyType.TYPING,
StreamKeyType.RECEIPT,
StreamKeyType.PRESENCE,
StreamKeyType.TO_DEVICE,
)
and service.supports_ephemeral
)
or (
stream_key == "device_list_key"
stream_key == StreamKeyType.DEVICE_LIST
and service.msc3202_transaction_extensions
)
]
@ -317,7 +318,7 @@ class ApplicationServicesHandler:
logger.debug("Checking interested services for %s", stream_key)
with Measure(self.clock, "notify_interested_services_ephemeral"):
for service in services:
if stream_key == "typing_key":
if stream_key == StreamKeyType.TYPING:
# Note that we don't persist the token (via set_appservice_stream_type_pos)
# for typing_key due to performance reasons and due to their highly
# ephemeral nature.
@ -333,7 +334,7 @@ class ApplicationServicesHandler:
async with self._ephemeral_events_linearizer.queue(
(service.id, stream_key)
):
if stream_key == "receipt_key":
if stream_key == StreamKeyType.RECEIPT:
events = await self._handle_receipts(service, new_token)
self.scheduler.enqueue_for_appservice(service, ephemeral=events)
@ -342,7 +343,7 @@ class ApplicationServicesHandler:
service, "read_receipt", new_token
)
elif stream_key == "presence_key":
elif stream_key == StreamKeyType.PRESENCE:
events = await self._handle_presence(service, users, new_token)
self.scheduler.enqueue_for_appservice(service, ephemeral=events)
@ -351,7 +352,7 @@ class ApplicationServicesHandler:
service, "presence", new_token
)
elif stream_key == "to_device_key":
elif stream_key == StreamKeyType.TO_DEVICE:
# Retrieve a list of to-device message events, as well as the
# maximum stream token of the messages we were able to retrieve.
to_device_messages = await self._get_to_device_messages(
@ -366,7 +367,7 @@ class ApplicationServicesHandler:
service, "to_device", new_token
)
elif stream_key == "device_list_key":
elif stream_key == StreamKeyType.DEVICE_LIST:
device_list_summary = await self._get_device_list_summary(
service, new_token
)

7
synapse/handlers/device.py
View File

@ -43,6 +43,7 @@ from synapse.metrics.background_process_metrics import (
)
from synapse.types import (
JsonDict,
StreamKeyType,
StreamToken,
UserID,
get_domain_from_id,
@ -502,7 +503,7 @@ class DeviceHandler(DeviceWorkerHandler):
# specify the user ID too since the user should always get their own device list
# updates, even if they aren't in any rooms.
self.notifier.on_new_event(
"device_list_key", position, users={user_id}, rooms=room_ids
StreamKeyType.DEVICE_LIST, position, users={user_id}, rooms=room_ids
)
# We may need to do some processing asynchronously for local user IDs.
@ -523,7 +524,9 @@ class DeviceHandler(DeviceWorkerHandler):
from_user_id, user_ids
)
self.notifier.on_new_event("device_list_key", position, users=[from_user_id])
self.notifier.on_new_event(
StreamKeyType.DEVICE_LIST, position, users=[from_user_id]
)
async def user_left_room(self, user: UserID, room_id: str) -> None:
user_id = user.to_string()

6
synapse/handlers/devicemessage.py
View File

@ -26,7 +26,7 @@ from synapse.logging.opentracing import (
set_tag,
)
from synapse.replication.http.devices import ReplicationUserDevicesResyncRestServlet
from synapse.types import JsonDict, Requester, UserID, get_domain_from_id
from synapse.types import JsonDict, Requester, StreamKeyType, UserID, get_domain_from_id
from synapse.util import json_encoder
from synapse.util.stringutils import random_string
@ -151,7 +151,7 @@ class DeviceMessageHandler:
# Notify listeners that there are new to-device messages to process,
# handing them the latest stream id.
self.notifier.on_new_event(
"to_device_key", last_stream_id, users=local_messages.keys()
StreamKeyType.TO_DEVICE, last_stream_id, users=local_messages.keys()
)
async def _check_for_unknown_devices(
@ -285,7 +285,7 @@ class DeviceMessageHandler:
# Notify listeners that there are new to-device messages to process,
# handing them the latest stream id.
self.notifier.on_new_event(
"to_device_key", last_stream_id, users=local_messages.keys()
StreamKeyType.TO_DEVICE, last_stream_id, users=local_messages.keys()
)
if self.federation_sender:

13
synapse/handlers/initial_sync.py
View File

@ -30,6 +30,7 @@ from synapse.types import (
Requester,
RoomStreamToken,
StateMap,
StreamKeyType,
StreamToken,
UserID,
)
@ -220,8 +221,10 @@ class InitialSyncHandler:
self.storage, user_id, messages
)
start_token = now_token.copy_and_replace("room_key", token)
end_token = now_token.copy_and_replace("room_key", room_end_token)
start_token = now_token.copy_and_replace(StreamKeyType.ROOM, token)
end_token = now_token.copy_and_replace(
StreamKeyType.ROOM, room_end_token
)
time_now = self.clock.time_msec()
d["messages"] = {
@ -369,8 +372,8 @@ class InitialSyncHandler:
self.storage, user_id, messages, is_peeking=is_peeking
)
start_token = StreamToken.START.copy_and_replace("room_key", token)
end_token = StreamToken.START.copy_and_replace("room_key", stream_token)
start_token = StreamToken.START.copy_and_replace(StreamKeyType.ROOM, token)
end_token = StreamToken.START.copy_and_replace(StreamKeyType.ROOM, stream_token)
time_now = self.clock.time_msec()
@ -474,7 +477,7 @@ class InitialSyncHandler:
self.storage, user_id, messages, is_peeking=is_peeking
)
start_token = now_token.copy_and_replace("room_key", token)
start_token = now_token.copy_and_replace(StreamKeyType.ROOM, token)
end_token = now_token
time_now = self.clock.time_msec()

6
synapse/handlers/pagination.py
View File

@ -27,7 +27,7 @@ from synapse.handlers.room import ShutdownRoomResponse
from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.storage.state import StateFilter
from synapse.streams.config import PaginationConfig
from synapse.types import JsonDict, Requester
from synapse.types import JsonDict, Requester, StreamKeyType
from synapse.util.async_helpers import ReadWriteLock
from synapse.util.stringutils import random_string
from synapse.visibility import filter_events_for_client
@ -491,7 +491,7 @@ class PaginationHandler:
if leave_token.topological < curr_topo:
from_token = from_token.copy_and_replace(
"room_key", leave_token
StreamKeyType.ROOM, leave_token
)
await self.hs.get_federation_handler().maybe_backfill(
@ -513,7 +513,7 @@ class PaginationHandler:
event_filter=event_filter,
)
next_token = from_token.copy_and_replace("room_key", next_key)
next_token = from_token.copy_and_replace(StreamKeyType.ROOM, next_key)
if events:
if event_filter:

6
synapse/handlers/presence.py
View File

@ -66,7 +66,7 @@ from synapse.replication.tcp.commands import ClearUserSyncsCommand
from synapse.replication.tcp.streams import PresenceFederationStream, PresenceStream
from synapse.storage.databases.main import DataStore
from synapse.streams import EventSource
from synapse.types import JsonDict, UserID, get_domain_from_id
from synapse.types import JsonDict, StreamKeyType, UserID, get_domain_from_id
from synapse.util.async_helpers import Linearizer
from synapse.util.caches.descriptors import _CacheContext, cached
from synapse.util.metrics import Measure
@ -522,7 +522,7 @@ class WorkerPresenceHandler(BasePresenceHandler):
room_ids_to_states, users_to_states = parties
self.notifier.on_new_event(
"presence_key",
StreamKeyType.PRESENCE,
stream_id,
rooms=room_ids_to_states.keys(),
users=users_to_states.keys(),
@ -1145,7 +1145,7 @@ class PresenceHandler(BasePresenceHandler):
room_ids_to_states, users_to_states = parties
self.notifier.on_new_event(
"presence_key",
StreamKeyType.PRESENCE,
stream_id,
rooms=room_ids_to_states.keys(),
users=[UserID.from_string(u) for u in users_to_states],

12
synapse/handlers/receipts.py
View File

@ -17,7 +17,13 @@ from typing import TYPE_CHECKING, Iterable, List, Optional, Tuple
from synapse.api.constants import ReceiptTypes
from synapse.appservice import ApplicationService
from synapse.streams import EventSource
from synapse.types import JsonDict, ReadReceipt, UserID, get_domain_from_id
from synapse.types import (
JsonDict,
ReadReceipt,
StreamKeyType,
UserID,
get_domain_from_id,
)
if TYPE_CHECKING:
from synapse.server import HomeServer
@ -129,7 +135,9 @@ class ReceiptsHandler:
affected_room_ids = list({r.room_id for r in receipts})
self.notifier.on_new_event("receipt_key", max_batch_id, rooms=affected_room_ids)
self.notifier.on_new_event(
StreamKeyType.RECEIPT, max_batch_id, rooms=affected_room_ids
)
# Note that the min here shouldn't be relied upon to be accurate.
await self.hs.get_pusherpool().on_new_receipts(
min_batch_id, max_batch_id, affected_room_ids

9
synapse/handlers/room.py
View File

@ -73,6 +73,7 @@ from synapse.types import (
RoomID,
RoomStreamToken,
StateMap,
StreamKeyType,
StreamToken,
UserID,
create_requester,
@ -1292,10 +1293,10 @@ class RoomContextHandler:
events_after=events_after,
state=await filter_evts(state_events),
aggregations=aggregations,
start=await token.copy_and_replace("room_key", results.start).to_string(
self.store
),
end=await token.copy_and_replace("room_key", results.end).to_string(
start=await token.copy_and_replace(
StreamKeyType.ROOM, results.start
).to_string(self.store),
end=await token.copy_and_replace(StreamKeyType.ROOM, results.end).to_string(
self.store
),
)

10
synapse/handlers/search.py
View File

@ -24,7 +24,7 @@ from synapse.api.errors import NotFoundError, SynapseError
from synapse.api.filtering import Filter
from synapse.events import EventBase
from synapse.storage.state import StateFilter
from synapse.types import JsonDict, UserID
from synapse.types import JsonDict, StreamKeyType, UserID
from synapse.visibility import filter_events_for_client
if TYPE_CHECKING:
@ -655,11 +655,11 @@ class SearchHandler:
"events_before": events_before,
"events_after": events_after,
"start": await now_token.copy_and_replace(
"room_key", res.start
StreamKeyType.ROOM, res.start
).to_string(self.store),
"end": await now_token.copy_and_replace(
StreamKeyType.ROOM, res.end
).to_string(self.store),
"end": await now_token.copy_and_replace("room_key", res.end).to_string(
self.store
),
}
if include_profile:

23
synapse/handlers/sync.py
View File

@ -37,6 +37,7 @@ from synapse.types import (
Requester,
RoomStreamToken,
StateMap,
StreamKeyType,
StreamToken,
UserID,
)
@ -449,7 +450,7 @@ class SyncHandler:
room_ids=room_ids,
is_guest=sync_config.is_guest,
)
now_token = now_token.copy_and_replace("typing_key", typing_key)
now_token = now_token.copy_and_replace(StreamKeyType.TYPING, typing_key)
ephemeral_by_room: JsonDict = {}
@ -471,7 +472,7 @@ class SyncHandler:
room_ids=room_ids,
is_guest=sync_config.is_guest,
)
now_token = now_token.copy_and_replace("receipt_key", receipt_key)
now_token = now_token.copy_and_replace(StreamKeyType.RECEIPT, receipt_key)
for event in receipts:
room_id = event["room_id"]
@ -537,7 +538,9 @@ class SyncHandler:
prev_batch_token = now_token
if recents:
room_key = recents[0].internal_metadata.before
prev_batch_token = now_token.copy_and_replace("room_key", room_key)
prev_batch_token = now_token.copy_and_replace(
StreamKeyType.ROOM, room_key
)
return TimelineBatch(
events=recents, prev_batch=prev_batch_token, limited=False
@ -611,7 +614,7 @@ class SyncHandler:
recents = recents[-timeline_limit:]
room_key = recents[0].internal_metadata.before
prev_batch_token = now_token.copy_and_replace("room_key", room_key)
prev_batch_token = now_token.copy_and_replace(StreamKeyType.ROOM, room_key)
# Don't bother to bundle aggregations if the timeline is unlimited,
# as clients will have all the necessary information.
@ -1398,7 +1401,7 @@ class SyncHandler:
now_token.to_device_key,
)
sync_result_builder.now_token = now_token.copy_and_replace(
"to_device_key", stream_id
StreamKeyType.TO_DEVICE, stream_id
)
sync_result_builder.to_device = messages
else:
@ -1503,7 +1506,7 @@ class SyncHandler:
)
assert presence_key
sync_result_builder.now_token = now_token.copy_and_replace(
"presence_key", presence_key
StreamKeyType.PRESENCE, presence_key
)
extra_users_ids = set(newly_joined_or_invited_users)
@ -1826,7 +1829,7 @@ class SyncHandler:
# stream token as it'll only be used in the context of this
# room. (c.f. the docstring of `to_room_stream_token`).
leave_token = since_token.copy_and_replace(
"room_key", leave_position.to_room_stream_token()
StreamKeyType.ROOM, leave_position.to_room_stream_token()
)
# If this is an out of band message, like a remote invite
@ -1875,7 +1878,9 @@ class SyncHandler:
if room_entry:
events, start_key = room_entry
prev_batch_token = now_token.copy_and_replace("room_key", start_key)
prev_batch_token = now_token.copy_and_replace(
StreamKeyType.ROOM, start_key
)
entry = RoomSyncResultBuilder(
room_id=room_id,
@ -1972,7 +1977,7 @@ class SyncHandler:
continue
leave_token = now_token.copy_and_replace(
"room_key", RoomStreamToken(None, event.stream_ordering)
StreamKeyType.ROOM, RoomStreamToken(None, event.stream_ordering)
)
room_entries.append(
RoomSyncResultBuilder(

4
synapse/handlers/typing.py
View File

@ -25,7 +25,7 @@ from synapse.metrics.background_process_metrics import (
)
from synapse.replication.tcp.streams import TypingStream
from synapse.streams import EventSource
from synapse.types import JsonDict, Requester, UserID, get_domain_from_id
from synapse.types import JsonDict, Requester, StreamKeyType, UserID, get_domain_from_id
from synapse.util.caches.stream_change_cache import StreamChangeCache
from synapse.util.metrics import Measure
from synapse.util.wheel_timer import WheelTimer
@ -382,7 +382,7 @@ class TypingWriterHandler(FollowerTypingHandler):
)
self.notifier.on_new_event(
"typing_key", self._latest_room_serial, rooms=[member.room_id]
StreamKeyType.TYPING, self._latest_room_serial, rooms=[member.room_id]
)
async def get_all_typing_updates(

5
synapse/notifier.py
View File

@ -46,6 +46,7 @@ from synapse.types import (
JsonDict,
PersistedEventPosition,
RoomStreamToken,
StreamKeyType,
StreamToken,
UserID,
)
@ -370,7 +371,7 @@ class Notifier:
if users or rooms:
self.on_new_event(
"room_key",
StreamKeyType.ROOM,
max_room_stream_token,
users=users,
rooms=rooms,
@ -440,7 +441,7 @@ class Notifier:
for room in rooms:
user_streams |= self.room_to_user_streams.get(room, set())
if stream_key == "to_device_key":
if stream_key == StreamKeyType.TO_DEVICE:
issue9533_logger.debug(
"to-device messages stream id %s, awaking streams for %s",
new_token,

18
synapse/replication/tcp/client.py
View File

@ -43,7 +43,7 @@ from synapse.replication.tcp.streams.events import (
EventsStreamEventRow,
EventsStreamRow,
)
from synapse.types import PersistedEventPosition, ReadReceipt, UserID
from synapse.types import PersistedEventPosition, ReadReceipt, StreamKeyType, UserID
from synapse.util.async_helpers import Linearizer, timeout_deferred
from synapse.util.metrics import Measure
@ -153,19 +153,19 @@ class ReplicationDataHandler:
if stream_name == TypingStream.NAME:
self._typing_handler.process_replication_rows(token, rows)
self.notifier.on_new_event(
"typing_key", token, rooms=[row.room_id for row in rows]
StreamKeyType.TYPING, token, rooms=[row.room_id for row in rows]
)
elif stream_name == PushRulesStream.NAME:
self.notifier.on_new_event(
"push_rules_key", token, users=[row.user_id for row in rows]
StreamKeyType.PUSH_RULES, token, users=[row.user_id for row in rows]
)
elif stream_name in (AccountDataStream.NAME, TagAccountDataStream.NAME):
self.notifier.on_new_event(
"account_data_key", token, users=[row.user_id for row in rows]
StreamKeyType.ACCOUNT_DATA, token, users=[row.user_id for row in rows]
)
elif stream_name == ReceiptsStream.NAME:
self.notifier.on_new_event(
"receipt_key", token, rooms=[row.room_id for row in rows]
StreamKeyType.RECEIPT, token, rooms=[row.room_id for row in rows]
)
await self._pusher_pool.on_new_receipts(
token, token, {row.room_id for row in rows}
@ -173,14 +173,18 @@ class ReplicationDataHandler:
elif stream_name == ToDeviceStream.NAME:
entities = [row.entity for row in rows if row.entity.startswith("@")]
if entities:
self.notifier.on_new_event("to_device_key", token, users=entities)
self.notifier.on_new_event(
StreamKeyType.TO_DEVICE, token, users=entities
)
elif stream_name == DeviceListsStream.NAME:
all_room_ids: Set[str] = set()
for row in rows:
if row.entity.startswith("@"):
room_ids = await self.store.get_rooms_for_user(row.entity)
all_room_ids.update(room_ids)
self.notifier.on_new_event("device_list_key", token, rooms=all_room_ids)
self.notifier.on_new_event(
StreamKeyType.DEVICE_LIST, token, rooms=all_room_ids
)
elif stream_name == GroupServerStream.NAME:
self.notifier.on_new_event(
"groups_key", token, users=[row.user_id for row in rows]

4
synapse/server_notices/server_notices_manager.py
View File

@ -16,7 +16,7 @@ from typing import TYPE_CHECKING, Optional
from synapse.api.constants import EventTypes, Membership, RoomCreationPreset
from synapse.events import EventBase
from synapse.types import Requester, UserID, create_requester
from synapse.types import Requester, StreamKeyType, UserID, create_requester
from synapse.util.caches.descriptors import cached
if TYPE_CHECKING:
@ -189,7 +189,7 @@ class ServerNoticesManager:
max_id = await self._account_data_handler.add_tag_to_room(
user_id, room_id, SERVER_NOTICE_ROOM_TAG, {}
)
self._notifier.on_new_event("account_data_key", max_id, users=[user_id])
self._notifier.on_new_event(StreamKeyType.ACCOUNT_DATA, max_id, users=[user_id])
logger.info("Created server notices room %s for %s", room_id, user_id)
return room_id

4
synapse/storage/databases/main/e2e_room_keys.py
View File

@ -21,7 +21,7 @@ from synapse.api.errors import StoreError
from synapse.logging.opentracing import log_kv, trace
from synapse.storage._base import SQLBaseStore, db_to_json
from synapse.storage.database import LoggingTransaction
from synapse.types import JsonDict, JsonSerializable
from synapse.types import JsonDict, JsonSerializable, StreamKeyType
from synapse.util import json_encoder
@ -126,7 +126,7 @@ class EndToEndRoomKeyStore(SQLBaseStore):
"message": "Set room key",
"room_id": room_id,
"session_id": session_id,
"room_key": room_key,
StreamKeyType.ROOM: room_key,
}
)

6
synapse/storage/databases/main/relations.py
View File

@ -34,7 +34,7 @@ from synapse.storage._base import SQLBaseStore
from synapse.storage.database import LoggingTransaction, make_in_list_sql_clause
from synapse.storage.databases.main.stream import generate_pagination_where_clause
from synapse.storage.engines import PostgresEngine
from synapse.types import JsonDict, RoomStreamToken, StreamToken
from synapse.types import JsonDict, RoomStreamToken, StreamKeyType, StreamToken
from synapse.util.caches.descriptors import cached, cachedList
logger = logging.getLogger(__name__)
@ -161,7 +161,9 @@ class RelationsWorkerStore(SQLBaseStore):
if len(events) > limit and last_topo_id and last_stream_id:
next_key = RoomStreamToken(last_topo_id, last_stream_id)
if from_token:
next_token = from_token.copy_and_replace("room_key", next_key)
next_token = from_token.copy_and_replace(
StreamKeyType.ROOM, next_key
)
else:
next_token = StreamToken(
room_key=next_key,

22
synapse/types.py
View File

@ -37,7 +37,7 @@ import attr
from frozendict import frozendict
from signedjson.key import decode_verify_key_bytes
from signedjson.types import VerifyKey
from typing_extensions import TypedDict
from typing_extensions import Final, TypedDict
from unpaddedbase64 import decode_base64
from zope.interface import Interface
@ -630,6 +630,22 @@ class RoomStreamToken:
return "s%d" % (self.stream,)
class StreamKeyType:
"""Known stream types.
A stream is a list of entities ordered by an incrementing "stream token".
"""
ROOM: Final = "room_key"
PRESENCE: Final = "presence_key"
TYPING: Final = "typing_key"
RECEIPT: Final = "receipt_key"
ACCOUNT_DATA: Final = "account_data_key"
PUSH_RULES: Final = "push_rules_key"
TO_DEVICE: Final = "to_device_key"
DEVICE_LIST: Final = "device_list_key"
@attr.s(slots=True, frozen=True, auto_attribs=True)
class StreamToken:
"""A collection of keys joined together by underscores in the following
@ -743,9 +759,9 @@ class StreamToken:
:raises TypeError: if `key` is not the one of the keys tracked by a StreamToken.
"""
if key == "room_key":
if key == StreamKeyType.ROOM:
new_token = self.copy_and_replace(
"room_key", self.room_key.copy_and_advance(new_value)
StreamKeyType.ROOM, self.room_key.copy_and_advance(new_value)
)
return new_token