diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 6a143440d3..5e16139626 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -545,6 +545,7 @@ class FederationHandler:
if ret.partial_state:
# TODO(faster_joins): roll this back if we don't manage to start the
# background resync (eg process_remote_join fails)
+ # https://github.com/matrix-org/synapse/issues/12998
await self.store.store_partial_state_room(room_id, ret.servers_in_room)
max_stream_id = await self._federation_event_handler.process_remote_join(
@@ -1506,14 +1507,17 @@ class FederationHandler:
# TODO(faster_joins): do we need to lock to avoid races? What happens if other
# worker processes kick off a resync in parallel? Perhaps we should just elect
# a single worker to do the resync.
+ # https://github.com/matrix-org/synapse/issues/12994
#
# TODO(faster_joins): what happens if we leave the room during a resync? if we
# really leave, that might mean we have difficulty getting the room state over
# federation.
+ # https://github.com/matrix-org/synapse/issues/12802
#
# TODO(faster_joins): we need some way of prioritising which homeservers in
# `other_destinations` to try first, otherwise we'll spend ages trying dead
# homeservers for large rooms.
+ # https://github.com/matrix-org/synapse/issues/12999
if initial_destination is None and len(other_destinations) == 0:
raise ValueError(
@@ -1543,9 +1547,11 @@ class FederationHandler:
# all the events are updated, so we can update current state and
# clear the lazy-loading flag.
logger.info("Updating current state for %s", room_id)
+ # TODO(faster_joins): support workers
+ # https://github.com/matrix-org/synapse/issues/12994
assert (
self._storage_controllers.persistence is not None
- ), "TODO(faster_joins): support for workers"
+ ), "worker-mode deployments not currently supported here"
await self._storage_controllers.persistence.update_current_state(
room_id
)
@@ -1559,6 +1565,8 @@ class FederationHandler:
)
# TODO(faster_joins) update room stats and user directory?
+ # https://github.com/matrix-org/synapse/issues/12814
+ # https://github.com/matrix-org/synapse/issues/12815
return
# we raced against more events arriving with partial state. Go round
@@ -1566,6 +1574,8 @@ class FederationHandler:
# TODO(faster_joins): there is still a race here, whereby incoming events which raced
# with us will fail to be persisted after the call to `clear_partial_state_room` due to
# having partial state.
+ # https://github.com/matrix-org/synapse/issues/12988
+ #
continue
events = await self.store.get_events_as_list(
@@ -1588,6 +1598,7 @@ class FederationHandler:
# indefinitely is also not the right thing to do if we can
# reach all homeservers and they all claim they don't have
# the state we want.
+ # https://github.com/matrix-org/synapse/issues/13000
logger.error(
"Failed to get state for %s at %s from %s because %s, "
"giving up!",
diff --git a/synapse/handlers/federation_event.py b/synapse/handlers/federation_event.py
index 87a0608359..9889d1cb44 100644
--- a/synapse/handlers/federation_event.py
+++ b/synapse/handlers/federation_event.py
@@ -532,6 +532,7 @@ class FederationEventHandler:
#
# TODO(faster_joins): we probably need to be more intelligent, and
# exclude partial-state prev_events from consideration
+ # https://github.com/matrix-org/synapse/issues/13001
logger.warning(
"%s still has partial state: can't de-partial-state it yet",
event.event_id,
@@ -777,6 +778,7 @@ class FederationEventHandler:
state_ids = await self._resolve_state_at_missing_prevs(origin, event)
# TODO(faster_joins): make sure that _resolve_state_at_missing_prevs does
# not return partial state
+ # https://github.com/matrix-org/synapse/issues/13002
await self._process_received_pdu(
origin, event, state_ids=state_ids, backfilled=backfilled
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index f455158a2c..294217cc23 100644
--- a/synapse/handlers/message.py
+++ b/synapse/handlers/message.py
@@ -1102,6 +1102,7 @@ class EventCreationHandler:
#
# TODO(faster_joins): figure out how this works, and make sure that the
# old state is complete.
+ # https://github.com/matrix-org/synapse/issues/13003
metadata = await self.store.get_metadata_for_events(state_event_ids)
state_map_for_event: MutableStateMap[str] = {}
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