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Merge remote-tracking branch 'upstream/release-v1.45'

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This commit is contained in:
Tulir Asokan 2021-10-12 13:54:46 +03:00
commit 80adb0a6ca
196 changed files with 4122 additions and 2177 deletions
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86
synapse/handlers/message.py
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@ -16,6 +16,7 @@
# limitations under the License.
import logging
import random
from http import HTTPStatus
from typing import TYPE_CHECKING, Any, Dict, List, Mapping, Optional, Tuple
from canonicaljson import encode_canonical_json
@ -39,9 +40,11 @@ from synapse.api.errors import (
NotFoundError,
ShadowBanError,
SynapseError,
UnsupportedRoomVersionError,
)
from synapse.api.room_versions import KNOWN_ROOM_VERSIONS, RoomVersions
from synapse.api.urls import ConsentURIBuilder
from synapse.event_auth import validate_event_for_room_version
from synapse.events import EventBase
from synapse.events.builder import EventBuilder
from synapse.events.snapshot import EventContext
@ -59,8 +62,6 @@ from synapse.util.caches.expiringcache import ExpiringCache
from synapse.util.metrics import measure_func
from synapse.visibility import filter_events_for_client
from ._base import BaseHandler
if TYPE_CHECKING:
from synapse.events.third_party_rules import ThirdPartyEventRules
from synapse.server import HomeServer
@ -79,7 +80,7 @@ class MessageHandler:
self.storage = hs.get_storage()
self.state_store = self.storage.state
self._event_serializer = hs.get_event_client_serializer()
self._ephemeral_events_enabled = hs.config.enable_ephemeral_messages
self._ephemeral_events_enabled = hs.config.server.enable_ephemeral_messages
# The scheduled call to self._expire_event. None if no call is currently
# scheduled.
@ -413,7 +414,9 @@ class EventCreationHandler:
self.server_name = hs.hostname
self.notifier = hs.get_notifier()
self.config = hs.config
self.require_membership_for_aliases = hs.config.require_membership_for_aliases
self.require_membership_for_aliases = (
hs.config.server.require_membership_for_aliases
)
self._events_shard_config = self.config.worker.events_shard_config
self._instance_name = hs.get_instance_name()
@ -423,13 +426,12 @@ class EventCreationHandler:
Membership.JOIN,
Membership.KNOCK,
}
if self.hs.config.include_profile_data_on_invite:
if self.hs.config.server.include_profile_data_on_invite:
self.membership_types_to_include_profile_data_in.add(Membership.INVITE)
self.send_event = ReplicationSendEventRestServlet.make_client(hs)
# This is only used to get at ratelimit function
self.base_handler = BaseHandler(hs)
self.request_ratelimiter = hs.get_request_ratelimiter()
# We arbitrarily limit concurrent event creation for a room to 5.
# This is to stop us from diverging history *too* much.
@ -461,11 +463,11 @@ class EventCreationHandler:
#
self._rooms_to_exclude_from_dummy_event_insertion: Dict[str, int] = {}
# The number of forward extremeities before a dummy event is sent.
self._dummy_events_threshold = hs.config.dummy_events_threshold
self._dummy_events_threshold = hs.config.server.dummy_events_threshold
if (
self.config.worker.run_background_tasks
and self.config.cleanup_extremities_with_dummy_events
and self.config.server.cleanup_extremities_with_dummy_events
):
self.clock.looping_call(
lambda: run_as_background_process(
@ -477,7 +479,7 @@ class EventCreationHandler:
self._message_handler = hs.get_message_handler()
self._ephemeral_events_enabled = hs.config.enable_ephemeral_messages
self._ephemeral_events_enabled = hs.config.server.enable_ephemeral_messages
self._external_cache = hs.get_external_cache()
@ -551,16 +553,22 @@ class EventCreationHandler:
await self.auth.check_auth_blocking(requester=requester)
if event_dict["type"] == EventTypes.Create and event_dict["state_key"] == "":
room_version = event_dict["content"]["room_version"]
room_version_id = event_dict["content"]["room_version"]
room_version_obj = KNOWN_ROOM_VERSIONS.get(room_version_id)
if not room_version_obj:
# this can happen if support is withdrawn for a room version
raise UnsupportedRoomVersionError(room_version_id)
else:
try:
room_version = await self.store.get_room_version_id(
room_version_obj = await self.store.get_room_version(
event_dict["room_id"]
)
except NotFoundError:
raise AuthError(403, "Unknown room")
builder = self.event_builder_factory.new(room_version, event_dict)
builder = self.event_builder_factory.for_room_version(
room_version_obj, event_dict
)
self.validator.validate_builder(builder, self.config)
@ -1066,9 +1074,17 @@ class EventCreationHandler:
EventTypes.Create,
"",
):
room_version = event.content.get("room_version", RoomVersions.V1.identifier)
room_version_id = event.content.get(
"room_version", RoomVersions.V1.identifier
)
room_version_obj = KNOWN_ROOM_VERSIONS.get(room_version_id)
if not room_version_obj:
raise UnsupportedRoomVersionError(
"Attempt to create a room with unsupported room version %s"
% (room_version_id,)
)
else:
room_version = await self.store.get_room_version_id(event.room_id)
room_version_obj = await self.store.get_room_version(event.room_id)
if event.internal_metadata.is_out_of_band_membership():
# the only sort of out-of-band-membership events we expect to see here are
@ -1077,8 +1093,9 @@ class EventCreationHandler:
assert event.content["membership"] == Membership.LEAVE
else:
try:
await self._event_auth_handler.check_from_context(
room_version, event, context
validate_event_for_room_version(room_version_obj, event)
await self._event_auth_handler.check_auth_rules_from_context(
room_version_obj, event, context
)
except AuthError as err:
logger.warning("Denying new event %r because %s", event, err)
@ -1304,7 +1321,7 @@ class EventCreationHandler:
original_event and event.sender != original_event.sender
)
await self.base_handler.ratelimit(
await self.request_ratelimiter.ratelimit(
requester, is_admin_redaction=is_admin_redaction
)
@ -1459,6 +1476,39 @@ class EventCreationHandler:
if prev_state_ids:
raise AuthError(403, "Changing the room create event is forbidden")
if event.type == EventTypes.MSC2716_INSERTION:
room_version = await self.store.get_room_version_id(event.room_id)
room_version_obj = KNOWN_ROOM_VERSIONS[room_version]
create_event = await self.store.get_create_event_for_room(event.room_id)
room_creator = create_event.content.get(EventContentFields.ROOM_CREATOR)
# Only check an insertion event if the room version
# supports it or the event is from the room creator.
if room_version_obj.msc2716_historical or (
self.config.experimental.msc2716_enabled
and event.sender == room_creator
):
next_batch_id = event.content.get(
EventContentFields.MSC2716_NEXT_BATCH_ID
)
conflicting_insertion_event_id = (
await self.store.get_insertion_event_by_batch_id(
event.room_id, next_batch_id
)
)
if conflicting_insertion_event_id is not None:
# The current insertion event that we're processing is invalid
# because an insertion event already exists in the room with the
# same next_batch_id. We can't allow multiple because the batch
# pointing will get weird, e.g. we can't determine which insertion
# event the batch event is pointing to.
raise SynapseError(
HTTPStatus.BAD_REQUEST,
"Another insertion event already exists with the same next_batch_id",
errcode=Codes.INVALID_PARAM,
)
# Mark any `m.historical` messages as backfilled so they don't appear
# in `/sync` and have the proper decrementing `stream_ordering` as we import
backfilled = False