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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/postgres/state_block_table.go
View file

@ -86,8 +86,7 @@ func prepareStateBlockTable(db *sql.DB) (tables.StateBlock, error) {
}
func (s *stateBlockStatements) BulkInsertStateData(
ctx context.Context,
txn *sql.Tx,
ctx context.Context, txn *sql.Tx,
entries types.StateEntries,
) (id types.StateBlockNID, err error) {
entries = entries[:util.SortAndUnique(entries)]
@ -95,16 +94,18 @@ func (s *stateBlockStatements) BulkInsertStateData(
for _, e := range entries {
nids = append(nids, e.EventNID)
}
err = s.insertStateDataStmt.QueryRowContext(
stmt := sqlutil.TxStmt(txn, s.insertStateDataStmt)
err = stmt.QueryRowContext(
ctx, nids.Hash(), eventNIDsAsArray(nids),
).Scan(&id)
return
}
func (s *stateBlockStatements) BulkSelectStateBlockEntries(
ctx context.Context, stateBlockNIDs types.StateBlockNIDs,
ctx context.Context, txn *sql.Tx, stateBlockNIDs types.StateBlockNIDs,
) ([][]types.EventNID, error) {
rows, err := s.bulkSelectStateBlockEntriesStmt.QueryContext(ctx, stateBlockNIDsAsArray(stateBlockNIDs))
stmt := sqlutil.TxStmt(txn, s.bulkSelectStateBlockEntriesStmt)
rows, err := stmt.QueryContext(ctx, stateBlockNIDsAsArray(stateBlockNIDs))
if err != nil {
return nil, err
}