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Component-wide TransactionWriters (#1290)

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* Offset updates take place using TransactionWriter

* Refactor TransactionWriter in current state server

* Refactor TransactionWriter in federation sender

* Refactor TransactionWriter in key server

* Refactor TransactionWriter in media API

* Refactor TransactionWriter in server key API

* Refactor TransactionWriter in sync API

* Refactor TransactionWriter in user API

* Fix deadlocking Sync API tests

* Un-deadlock device database

* Fix appservice API

* Rename TransactionWriters to Writers

* Move writers up a layer in sync API

* Document sqlutil.Writer interface

* Add note to Writer documentation
This commit is contained in:
Neil Alexander 2020-08-21 10:42:08 +01:00 • committed by GitHub
parent 5aaf32bbed
commit 9d53351dc2
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56 changed files with 483 additions and 483 deletions
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18
syncapi/storage/sqlite3/account_data_table.go
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@ -20,7 +20,6 @@ import (
"database/sql"
"github.com/matrix-org/dendrite/internal"
"github.com/matrix-org/dendrite/internal/sqlutil"
"github.com/matrix-org/dendrite/syncapi/storage/tables"
"github.com/matrix-org/dendrite/syncapi/types"
"github.com/matrix-org/gomatrixserverlib"
@ -51,7 +50,6 @@ const selectMaxAccountDataIDSQL = "" +
type accountDataStatements struct {
db *sql.DB
writer sqlutil.TransactionWriter
streamIDStatements *streamIDStatements
insertAccountDataStmt *sql.Stmt
selectMaxAccountDataIDStmt *sql.Stmt
@ -61,7 +59,6 @@ type accountDataStatements struct {
func NewSqliteAccountDataTable(db *sql.DB, streamID *streamIDStatements) (tables.AccountData, error) {
s := &accountDataStatements{
db: db,
writer: sqlutil.NewTransactionWriter(),
streamIDStatements: streamID,
}
_, err := db.Exec(accountDataSchema)
@ -84,15 +81,12 @@ func (s *accountDataStatements) InsertAccountData(
ctx context.Context, txn *sql.Tx,
userID, roomID, dataType string,
) (pos types.StreamPosition, err error) {
return pos, s.writer.Do(s.db, nil, func(txn *sql.Tx) error {
var err error
pos, err = s.streamIDStatements.nextStreamID(ctx, txn)
if err != nil {
return err
}
_, err = txn.Stmt(s.insertAccountDataStmt).ExecContext(ctx, pos, userID, roomID, dataType)
return err
})
pos, err = s.streamIDStatements.nextStreamID(ctx, txn)
if err != nil {
return
}
_, err = txn.Stmt(s.insertAccountDataStmt).ExecContext(ctx, pos, userID, roomID, dataType)
return
}
func (s *accountDataStatements) SelectAccountDataInRange(