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Full roomserver input transactional isolation (#2141)

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* Add transaction to all database tables in roomserver, rename latest events updater to room updater, use room updater for all RS input

* Better transaction management

* Tweak order

* Handle cases where the room does not exist

* Other fixes

* More tweaks

* Fill some gaps

* Fill in the gaps

* good lord it gets worse

* Don't roll back transactions when events rejected

* Pass through errors properly

* Fix bugs

* Fix incorrect error check

* Don't panic on nil txns

* Tweaks

* Hopefully fix panics for good in SQLite this time

* Fix rollback

* Minor bug fixes with latest event updater

* Some review comments

* Revert "Some review comments"

This reverts commit 0caf8cf53e62c33f7b83c52e9df1d963871f751e.

* Fix a couple of bugs

* Clearer commit and rollback results

* Remove unnecessary prepares
This commit is contained in:
Neil Alexander 2022-02-04 10:39:34 +00:00 • committed by GitHub
parent 4d9f5b2e57
commit eb352a5f6b
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35 changed files with 867 additions and 499 deletions
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11
roomserver/storage/sqlite3/event_json_table.go
View file

@ -76,15 +76,20 @@ func (s *eventJSONStatements) InsertEventJSON(
}
func (s *eventJSONStatements) BulkSelectEventJSON(
ctx context.Context, eventNIDs []types.EventNID,
ctx context.Context, txn *sql.Tx, eventNIDs []types.EventNID,
) ([]tables.EventJSONPair, error) {
iEventNIDs := make([]interface{}, len(eventNIDs))
for k, v := range eventNIDs {
iEventNIDs[k] = v
}
selectOrig := strings.Replace(bulkSelectEventJSONSQL, "($1)", sqlutil.QueryVariadic(len(iEventNIDs)), 1)
rows, err := s.db.QueryContext(ctx, selectOrig, iEventNIDs...)
var rows *sql.Rows
var err error
if txn != nil {
rows, err = txn.QueryContext(ctx, selectOrig, iEventNIDs...)
} else {
rows, err = s.db.QueryContext(ctx, selectOrig, iEventNIDs...)
}
if err != nil {
return nil, err
}