mirrors/dendrite
1
0
Fork 0
mirror of https://github.com/matrix-org/dendrite.git synced 2025-12-29 09:43:10 -06:00
Code Issues Packages Projects Releases Wiki Activity

Correctly identify create events when checking for state

Browse source
This commit is contained in:
Neil Alexander 2022-01-27 13:33:15 +00:00
parent ffe93f103f
commit fb168a504d
No known key found for this signature in database
GPG key ID: A02A2019A2BB0944
2 changed files with 6 additions and 2 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

4
roomserver/storage/postgres/events_table.go
View file

@ -311,7 +311,9 @@ func (s *eventStatements) BulkSelectStateAtEventByID(
); err != nil {
return nil, err
}
if result.BeforeStateSnapshotNID == 0 && result.EventTypeNID != types.MRoomCreateNID {
// Genuine create events are the only case where it's OK to have no previous state.
isCreate := result.EventTypeNID == types.MRoomCreateNID && result.EventStateKeyNID == 1
if result.BeforeStateSnapshotNID == 0 && !isCreate {
return nil, types.MissingEventError(
fmt.Sprintf("storage: missing state for event NID %d", result.EventNID),
)

4
roomserver/storage/sqlite3/events_table.go
View file

@ -322,7 +322,9 @@ func (s *eventStatements) BulkSelectStateAtEventByID(
); err != nil {
return nil, err
}
if result.BeforeStateSnapshotNID == 0 && result.EventTypeNID != types.MRoomCreateNID {
// Genuine create events are the only case where it's OK to have no previous state.
isCreate := result.EventTypeNID == types.MRoomCreateNID && result.EventStateKeyNID == 1
if result.BeforeStateSnapshotNID == 0 && !isCreate {
return nil, types.MissingEventError(
fmt.Sprintf("storage: missing state for event NID %d", result.EventNID),
)