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Tweak storeEvent

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Neil Alexander 2022-09-12 10:50:29 +01:00
parent e9af30b3fe
commit b5f7d7adcb
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1 changed files with 14 additions and 20 deletions
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34
roomserver/storage/shared/storage.go
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@ -592,44 +592,38 @@ func (d *Database) storeEvent(
redactedEventID string redactedEventID string
err error err error
) )
// Get the default room version. If the client doesn't supply a room_version
// then we will use our configured default to create the room.
// https://matrix.org/docs/spec/client_server/r0.6.0#post-matrix-client-r0-createroom
// Note that the below logic depends on the m.room.create event being the
// first event that is persisted to the database when creating or joining a
// room.
var roomVersion gomatrixserverlib.RoomVersion
if roomVersion, err = extractRoomVersionFromCreateEvent(event); err != nil {
return 0, 0, types.StateAtEvent{}, nil, "", fmt.Errorf("extractRoomVersionFromCreateEvent: %w", err)
}
var txn *sql.Tx var txn *sql.Tx
if updater != nil && updater.txn != nil { if updater != nil && updater.txn != nil {
txn = updater.txn txn = updater.txn
} }
// First writer is with a database-provided transaction, so that NIDs are assigned // First writer is with a database-provided transaction, so that NIDs are assigned
// globally outside of the updater context, to help avoid races. // globally outside of the updater context, to help avoid races.
err = d.Writer.Do(d.DB, nil, func(txn *sql.Tx) error { err = d.Writer.Do(nil, nil, func(txn *sql.Tx) error {
// TODO: Here we should aim to have two different code paths for new rooms
// vs existing ones.
// Get the default room version. If the client doesn't supply a room_version
// then we will use our configured default to create the room.
// https://matrix.org/docs/spec/client_server/r0.6.0#post-matrix-client-r0-createroom
// Note that the below logic depends on the m.room.create event being the
// first event that is persisted to the database when creating or joining a
// room.
var roomVersion gomatrixserverlib.RoomVersion
if roomVersion, err = extractRoomVersionFromCreateEvent(event); err != nil {
return fmt.Errorf("extractRoomVersionFromCreateEvent: %w", err)
}
if roomNID, err = d.assignRoomNID(ctx, txn, event.RoomID(), roomVersion); err != nil { if roomNID, err = d.assignRoomNID(ctx, txn, event.RoomID(), roomVersion); err != nil {
return fmt.Errorf("d.assignRoomNID: %w", err) return fmt.Errorf("d.assignRoomNID: %w", err)
} }
if eventTypeNID, err = d.assignEventTypeNID(ctx, txn, event.Type()); err != nil { if eventTypeNID, err = d.assignEventTypeNID(ctx, txn, event.Type()); err != nil {
return fmt.Errorf("d.assignEventTypeNID: %w", err) return fmt.Errorf("d.assignEventTypeNID: %w", err)
} }
eventStateKey := event.StateKey()
// Assigned a numeric ID for the state_key if there is one present. // Assigned a numeric ID for the state_key if there is one present.
// Otherwise set the numeric ID for the state_key to 0. // Otherwise set the numeric ID for the state_key to 0.
if eventStateKey != nil { if eventStateKey := event.StateKey(); eventStateKey != nil {
if eventStateKeyNID, err = d.assignStateKeyNID(ctx, txn, *eventStateKey); err != nil { if eventStateKeyNID, err = d.assignStateKeyNID(ctx, txn, *eventStateKey); err != nil {
return fmt.Errorf("d.assignStateKeyNID: %w", err) return fmt.Errorf("d.assignStateKeyNID: %w", err)
} }
} }
return nil return nil
}) })
if err != nil { if err != nil {