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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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GPG key ID: 4AEE18F83AFDEB23
56 changed files with 483 additions and 483 deletions
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22
syncapi/storage/sqlite3/send_to_device_table.go
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@ -73,7 +73,6 @@ const deleteSendToDeviceMessagesSQL = `
type sendToDeviceStatements struct {
db *sql.DB
writer sqlutil.TransactionWriter
insertSendToDeviceMessageStmt *sql.Stmt
selectSendToDeviceMessagesStmt *sql.Stmt
countSendToDeviceMessagesStmt *sql.Stmt
@ -81,8 +80,7 @@ type sendToDeviceStatements struct {
func NewSqliteSendToDeviceTable(db *sql.DB) (tables.SendToDevice, error) {
s := &sendToDeviceStatements{
db: db,
writer: sqlutil.NewTransactionWriter(),
db: db,
}
_, err := db.Exec(sendToDeviceSchema)
if err != nil {
@ -103,10 +101,8 @@ func NewSqliteSendToDeviceTable(db *sql.DB) (tables.SendToDevice, error) {
func (s *sendToDeviceStatements) InsertSendToDeviceMessage(
ctx context.Context, txn *sql.Tx, userID, deviceID, content string,
) (err error) {
return s.writer.Do(s.db, txn, func(txn *sql.Tx) error {
_, err := sqlutil.TxStmt(txn, s.insertSendToDeviceMessageStmt).ExecContext(ctx, userID, deviceID, content)
return err
})
_, err = sqlutil.TxStmt(txn, s.insertSendToDeviceMessageStmt).ExecContext(ctx, userID, deviceID, content)
return
}
func (s *sendToDeviceStatements) CountSendToDeviceMessages(
@ -163,10 +159,8 @@ func (s *sendToDeviceStatements) UpdateSentSendToDeviceMessages(
for k, v := range nids {
params[k+1] = v
}
return s.writer.Do(s.db, txn, func(txn *sql.Tx) error {
_, err := txn.ExecContext(ctx, query, params...)
return err
})
_, err = txn.ExecContext(ctx, query, params...)
return
}
func (s *sendToDeviceStatements) DeleteSendToDeviceMessages(
@ -177,8 +171,6 @@ func (s *sendToDeviceStatements) DeleteSendToDeviceMessages(
for k, v := range nids {
params[k] = v
}
return s.writer.Do(s.db, txn, func(txn *sql.Tx) error {
_, err := txn.ExecContext(ctx, query, params...)
return err
})
_, err = txn.ExecContext(ctx, query, params...)
return
}