diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/handlers/sliding_sync.py | 26 | ||||
| -rw-r--r-- | synapse/handlers/sync.py | 109 | ||||
| -rw-r--r-- | synapse/storage/controllers/state.py | 87 |
3 files changed, 122 insertions, 100 deletions
diff --git a/synapse/handlers/sliding_sync.py b/synapse/handlers/sliding_sync.py index b84cf67f7d..16d94925f5 100644 --- a/synapse/handlers/sliding_sync.py +++ b/synapse/handlers/sliding_sync.py @@ -22,7 +22,7 @@ from typing import TYPE_CHECKING, Dict, List, Optional, Tuple from immutabledict import immutabledict -from synapse.api.constants import AccountDataTypes, Membership +from synapse.api.constants import AccountDataTypes, EventTypes, Membership from synapse.events import EventBase from synapse.storage.roommember import RoomsForUser from synapse.types import ( @@ -33,6 +33,7 @@ from synapse.types import ( UserID, ) from synapse.types.handlers import OperationType, SlidingSyncConfig, SlidingSyncResult +from synapse.types.state import StateFilter if TYPE_CHECKING: from synapse.server import HomeServer @@ -85,6 +86,7 @@ class SlidingSyncHandler: def __init__(self, hs: "HomeServer"): self.clock = hs.get_clock() self.store = hs.get_datastores().main + self.storage_controllers = hs.get_storage_controllers() self.auth_blocking = hs.get_auth_blocking() self.notifier = hs.get_notifier() self.event_sources = hs.get_event_sources() @@ -570,8 +572,26 @@ class SlidingSyncHandler: if filters.spaces: raise NotImplementedError() - if filters.is_encrypted: - raise NotImplementedError() + # Filter for encrypted rooms + if filters.is_encrypted is not None: + # Make a copy so we don't run into an error: `Set changed size during + # iteration`, when we filter out and remove items + for room_id in list(filtered_room_id_set): + state_at_to_token = await self.storage_controllers.state.get_state_at( + room_id, + to_token, + state_filter=StateFilter.from_types( + [(EventTypes.RoomEncryption, "")] + ), + ) + is_encrypted = state_at_to_token.get((EventTypes.RoomEncryption, "")) + + # If we're looking for encrypted rooms, filter out rooms that are not + # encrypted and vice versa + if (filters.is_encrypted and not is_encrypted) or ( + not filters.is_encrypted and is_encrypted + ): + filtered_room_id_set.remove(room_id) if filters.is_invite: raise NotImplementedError() diff --git a/synapse/handlers/sync.py b/synapse/handlers/sync.py index 0a40d62c6a..e2563428d2 100644 --- a/synapse/handlers/sync.py +++ b/synapse/handlers/sync.py @@ -979,91 +979,6 @@ class SyncHandler: bundled_aggregations=bundled_aggregations, ) - async def get_state_after_event( - self, - event_id: str, - state_filter: Optional[StateFilter] = None, - await_full_state: bool = True, - ) -> StateMap[str]: - """ - Get the room state after the given event - - Args: - event_id: event of interest - state_filter: The state filter used to fetch state from the database. - await_full_state: if `True`, will block if we do not yet have complete state - at the event and `state_filter` is not satisfied by partial state. - Defaults to `True`. - """ - state_ids = await self._state_storage_controller.get_state_ids_for_event( - event_id, - state_filter=state_filter or StateFilter.all(), - await_full_state=await_full_state, - ) - - # using get_metadata_for_events here (instead of get_event) sidesteps an issue - # with redactions: if `event_id` is a redaction event, and we don't have the - # original (possibly because it got purged), get_event will refuse to return - # the redaction event, which isn't terribly helpful here. - # - # (To be fair, in that case we could assume it's *not* a state event, and - # therefore we don't need to worry about it. But still, it seems cleaner just - # to pull the metadata.) - m = (await self.store.get_metadata_for_events([event_id]))[event_id] - if m.state_key is not None and m.rejection_reason is None: - state_ids = dict(state_ids) - state_ids[(m.event_type, m.state_key)] = event_id - - return state_ids - - async def get_state_at( - self, - room_id: str, - stream_position: StreamToken, - state_filter: Optional[StateFilter] = None, - await_full_state: bool = True, - ) -> StateMap[str]: - """Get the room state at a particular stream position - - Args: - room_id: room for which to get state - stream_position: point at which to get state - state_filter: The state filter used to fetch state from the database. - await_full_state: if `True`, will block if we do not yet have complete state - at the last event in the room before `stream_position` and - `state_filter` is not satisfied by partial state. Defaults to `True`. - """ - # FIXME: This gets the state at the latest event before the stream ordering, - # which might not be the same as the "current state" of the room at the time - # of the stream token if there were multiple forward extremities at the time. - last_event_id = ( - await self.store.get_last_event_id_in_room_before_stream_ordering( - room_id, - end_token=stream_position.room_key, - ) - ) - - if last_event_id: - state = await self.get_state_after_event( - last_event_id, - state_filter=state_filter or StateFilter.all(), - await_full_state=await_full_state, - ) - - else: - # no events in this room - so presumably no state - state = {} - - # (erikj) This should be rarely hit, but we've had some reports that - # we get more state down gappy syncs than we should, so let's add - # some logging. - logger.info( - "Failed to find any events in room %s at %s", - room_id, - stream_position.room_key, - ) - return state - async def compute_summary( self, room_id: str, @@ -1437,7 +1352,7 @@ class SyncHandler: await_full_state = True lazy_load_members = False - state_at_timeline_end = await self.get_state_at( + state_at_timeline_end = await self._state_storage_controller.get_state_at( room_id, stream_position=end_token, state_filter=state_filter, @@ -1565,7 +1480,7 @@ class SyncHandler: else: # We can get here if the user has ignored the senders of all # the recent events. - state_at_timeline_start = await self.get_state_at( + state_at_timeline_start = await self._state_storage_controller.get_state_at( room_id, stream_position=end_token, state_filter=state_filter, @@ -1587,14 +1502,14 @@ class SyncHandler: # about them). state_filter = StateFilter.all() - state_at_previous_sync = await self.get_state_at( + state_at_previous_sync = await self._state_storage_controller.get_state_at( room_id, stream_position=since_token, state_filter=state_filter, await_full_state=await_full_state, ) - state_at_timeline_end = await self.get_state_at( + state_at_timeline_end = await self._state_storage_controller.get_state_at( room_id, stream_position=end_token, state_filter=state_filter, @@ -2593,7 +2508,7 @@ class SyncHandler: continue if room_id in sync_result_builder.joined_room_ids or has_join: - old_state_ids = await self.get_state_at( + old_state_ids = await self._state_storage_controller.get_state_at( room_id, since_token, state_filter=StateFilter.from_types([(EventTypes.Member, user_id)]), @@ -2623,12 +2538,14 @@ class SyncHandler: newly_left_rooms.append(room_id) else: if not old_state_ids: - old_state_ids = await self.get_state_at( - room_id, - since_token, - state_filter=StateFilter.from_types( - [(EventTypes.Member, user_id)] - ), + old_state_ids = ( + await self._state_storage_controller.get_state_at( + room_id, + since_token, + state_filter=StateFilter.from_types( + [(EventTypes.Member, user_id)] + ), + ) ) old_mem_ev_id = old_state_ids.get( (EventTypes.Member, user_id), None diff --git a/synapse/storage/controllers/state.py b/synapse/storage/controllers/state.py index f9eced23bf..cc9b162ae4 100644 --- a/synapse/storage/controllers/state.py +++ b/synapse/storage/controllers/state.py @@ -45,7 +45,7 @@ from synapse.storage.util.partial_state_events_tracker import ( PartialStateEventsTracker, ) from synapse.synapse_rust.acl import ServerAclEvaluator -from synapse.types import MutableStateMap, StateMap, get_domain_from_id +from synapse.types import MutableStateMap, StateMap, StreamToken, get_domain_from_id from synapse.types.state import StateFilter from synapse.util.async_helpers import Linearizer from synapse.util.caches import intern_string @@ -372,6 +372,91 @@ class StateStorageController: ) return state_map[event_id] + async def get_state_after_event( + self, + event_id: str, + state_filter: Optional[StateFilter] = None, + await_full_state: bool = True, + ) -> StateMap[str]: + """ + Get the room state after the given event + + Args: + event_id: event of interest + state_filter: The state filter used to fetch state from the database. + await_full_state: if `True`, will block if we do not yet have complete state + at the event and `state_filter` is not satisfied by partial state. + Defaults to `True`. + """ + state_ids = await self.get_state_ids_for_event( + event_id, + state_filter=state_filter or StateFilter.all(), + await_full_state=await_full_state, + ) + + # using get_metadata_for_events here (instead of get_event) sidesteps an issue + # with redactions: if `event_id` is a redaction event, and we don't have the + # original (possibly because it got purged), get_event will refuse to return + # the redaction event, which isn't terribly helpful here. + # + # (To be fair, in that case we could assume it's *not* a state event, and + # therefore we don't need to worry about it. But still, it seems cleaner just + # to pull the metadata.) + m = (await self.stores.main.get_metadata_for_events([event_id]))[event_id] + if m.state_key is not None and m.rejection_reason is None: + state_ids = dict(state_ids) + state_ids[(m.event_type, m.state_key)] = event_id + + return state_ids + + async def get_state_at( + self, + room_id: str, + stream_position: StreamToken, + state_filter: Optional[StateFilter] = None, + await_full_state: bool = True, + ) -> StateMap[str]: + """Get the room state at a particular stream position + + Args: + room_id: room for which to get state + stream_position: point at which to get state + state_filter: The state filter used to fetch state from the database. + await_full_state: if `True`, will block if we do not yet have complete state + at the last event in the room before `stream_position` and + `state_filter` is not satisfied by partial state. Defaults to `True`. + """ + # FIXME: This gets the state at the latest event before the stream ordering, + # which might not be the same as the "current state" of the room at the time + # of the stream token if there were multiple forward extremities at the time. + last_event_id = ( + await self.stores.main.get_last_event_id_in_room_before_stream_ordering( + room_id, + end_token=stream_position.room_key, + ) + ) + + if last_event_id: + state = await self.get_state_after_event( + last_event_id, + state_filter=state_filter or StateFilter.all(), + await_full_state=await_full_state, + ) + + else: + # no events in this room - so presumably no state + state = {} + + # (erikj) This should be rarely hit, but we've had some reports that + # we get more state down gappy syncs than we should, so let's add + # some logging. + logger.info( + "Failed to find any events in room %s at %s", + room_id, + stream_position.room_key, + ) + return state + @trace @tag_args async def get_state_for_groups( |