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Merge remote-tracking branch 'upstream/release-v1.56'

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This commit is contained in:
Tulir Asokan 2022-03-29 13:30:30 +03:00
commit ef6a9c8a70
98 changed files with 6349 additions and 5436 deletions
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71
synapse/handlers/message.py
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@ -495,6 +495,7 @@ class EventCreationHandler:
allow_no_prev_events: bool = False,
prev_event_ids: Optional[List[str]] = None,
auth_event_ids: Optional[List[str]] = None,
state_event_ids: Optional[List[str]] = None,
require_consent: bool = True,
outlier: bool = False,
historical: bool = False,
@ -529,6 +530,15 @@ class EventCreationHandler:
If non-None, prev_event_ids must also be provided.
state_event_ids:
The full state at a given event. This is used particularly by the MSC2716
/batch_send endpoint. One use case is with insertion events which float at
the beginning of a historical batch and don't have any `prev_events` to
derive from; we add all of these state events as the explicit state so the
rest of the historical batch can inherit the same state and state_group.
This should normally be left as None, which will cause the auth_event_ids
to be calculated based on the room state at the prev_events.
require_consent: Whether to check if the requester has
consented to the privacy policy.
@ -614,6 +624,7 @@ class EventCreationHandler:
allow_no_prev_events=allow_no_prev_events,
prev_event_ids=prev_event_ids,
auth_event_ids=auth_event_ids,
state_event_ids=state_event_ids,
depth=depth,
)
@ -773,7 +784,7 @@ class EventCreationHandler:
event_dict: dict,
allow_no_prev_events: bool = False,
prev_event_ids: Optional[List[str]] = None,
auth_event_ids: Optional[List[str]] = None,
state_event_ids: Optional[List[str]] = None,
ratelimit: bool = True,
txn_id: Optional[str] = None,
ignore_shadow_ban: bool = False,
@ -797,12 +808,14 @@ class EventCreationHandler:
The event IDs to use as the prev events.
Should normally be left as None to automatically request them
from the database.
auth_event_ids:
The event ids to use as the auth_events for the new event.
Should normally be left as None, which will cause them to be calculated
based on the room state at the prev_events.
If non-None, prev_event_ids must also be provided.
state_event_ids:
The full state at a given event. This is used particularly by the MSC2716
/batch_send endpoint. One use case is with insertion events which float at
the beginning of a historical batch and don't have any `prev_events` to
derive from; we add all of these state events as the explicit state so the
rest of the historical batch can inherit the same state and state_group.
This should normally be left as None, which will cause the auth_event_ids
to be calculated based on the room state at the prev_events.
ratelimit: Whether to rate limit this send.
txn_id: The transaction ID.
ignore_shadow_ban: True if shadow-banned users should be allowed to
@ -858,8 +871,9 @@ class EventCreationHandler:
requester,
event_dict,
txn_id=txn_id,
allow_no_prev_events=allow_no_prev_events,
prev_event_ids=prev_event_ids,
auth_event_ids=auth_event_ids,
state_event_ids=state_event_ids,
outlier=outlier,
historical=historical,
depth=depth,
@ -895,6 +909,7 @@ class EventCreationHandler:
allow_no_prev_events: bool = False,
prev_event_ids: Optional[List[str]] = None,
auth_event_ids: Optional[List[str]] = None,
state_event_ids: Optional[List[str]] = None,
depth: Optional[int] = None,
) -> Tuple[EventBase, EventContext]:
"""Create a new event for a local client
@ -917,6 +932,15 @@ class EventCreationHandler:
Should normally be left as None, which will cause them to be calculated
based on the room state at the prev_events.
state_event_ids:
The full state at a given event. This is used particularly by the MSC2716
/batch_send endpoint. One use case is with insertion events which float at
the beginning of a historical batch and don't have any `prev_events` to
derive from; we add all of these state events as the explicit state so the
rest of the historical batch can inherit the same state and state_group.
This should normally be left as None, which will cause the auth_event_ids
to be calculated based on the room state at the prev_events.
depth: Override the depth used to order the event in the DAG.
Should normally be set to None, which will cause the depth to be calculated
based on the prev_events.
@ -924,31 +948,26 @@ class EventCreationHandler:
Returns:
Tuple of created event, context
"""
# Strip down the auth_event_ids to only what we need to auth the event.
# Strip down the state_event_ids to only what we need to auth the event.
# For example, we don't need extra m.room.member that don't match event.sender
full_state_ids_at_event = None
if auth_event_ids is not None:
# If auth events are provided, prev events must be also.
if state_event_ids is not None:
# Do a quick check to make sure that prev_event_ids is present to
# make the type-checking around `builder.build` happy.
# prev_event_ids could be an empty array though.
assert prev_event_ids is not None
# Copy the full auth state before it stripped down
full_state_ids_at_event = auth_event_ids.copy()
temp_event = await builder.build(
prev_event_ids=prev_event_ids,
auth_event_ids=auth_event_ids,
auth_event_ids=state_event_ids,
depth=depth,
)
auth_events = await self.store.get_events_as_list(auth_event_ids)
state_events = await self.store.get_events_as_list(state_event_ids)
# Create a StateMap[str]
auth_event_state_map = {
(e.type, e.state_key): e.event_id for e in auth_events
}
# Actually strip down and use the necessary auth events
state_map = {(e.type, e.state_key): e.event_id for e in state_events}
# Actually strip down and only use the necessary auth events
auth_event_ids = self._event_auth_handler.compute_auth_events(
event=temp_event,
current_state_ids=auth_event_state_map,
current_state_ids=state_map,
for_verification=False,
)
@ -991,12 +1010,16 @@ class EventCreationHandler:
context = EventContext.for_outlier()
elif (
event.type == EventTypes.MSC2716_INSERTION
and full_state_ids_at_event
and state_event_ids
and builder.internal_metadata.is_historical()
):
# Add explicit state to the insertion event so it has state to derive
# from even though it's floating with no `prev_events`. The rest of
# the batch can derive from this state and state_group.
#
# TODO(faster_joins): figure out how this works, and make sure that the
# old state is complete.
old_state = await self.store.get_events_as_list(full_state_ids_at_event)
old_state = await self.store.get_events_as_list(state_event_ids)
context = await self.state.compute_event_context(event, old_state=old_state)
else:
context = await self.state.compute_event_context(event)