Files
adlerhurst 5aa1553a38 linting
2025-07-25 20:16:08 +02:00

105 lines
2.7 KiB
Go

package sql
import (
"context"
"database/sql"
"errors"
"github.com/zitadel/zitadel/backend/v3/storage/database"
)
type sqlTx struct{ *sql.Tx }
var _ database.Transaction = (*sqlTx)(nil)
func SQLTx(tx *sql.Tx) *sqlTx {
return &sqlTx{
Tx: tx,
}
}
// Commit implements [database.Transaction].
func (tx *sqlTx) Commit(ctx context.Context) error {
return wrapError(tx.Tx.Commit())
}
// Rollback implements [database.Transaction].
func (tx *sqlTx) Rollback(ctx context.Context) error {
return wrapError(tx.Tx.Rollback())
}
// End implements [database.Transaction].
func (tx *sqlTx) End(ctx context.Context, err error) error {
if err != nil {
rollbackErr := tx.Rollback(ctx)
if rollbackErr != nil {
err = errors.Join(err, rollbackErr)
}
return err
}
return tx.Commit(ctx)
}
// Query implements [database.Transaction].
// Subtle: this method shadows the method (Tx).Query of pgxTx.Tx.
func (tx *sqlTx) Query(ctx context.Context, sql string, args ...any) (database.Rows, error) {
//nolint:rowserrcheck // Rows.Close is called by the caller
rows, err := tx.QueryContext(ctx, sql, args...)
if err != nil {
return nil, wrapError(err)
}
return &Rows{rows}, nil
}
// QueryRow implements [database.Transaction].
// Subtle: this method shadows the method (Tx).QueryRow of pgxTx.Tx.
func (tx *sqlTx) QueryRow(ctx context.Context, sql string, args ...any) database.Row {
return &Row{tx.QueryRowContext(ctx, sql, args...)}
}
// Exec implements [database.Transaction].
// Subtle: this method shadows the method (Pool).Exec of pgxPool.Pool.
func (tx *sqlTx) Exec(ctx context.Context, sql string, args ...any) (int64, error) {
res, err := tx.ExecContext(ctx, sql, args...)
if err != nil {
return 0, wrapError(err)
}
return res.RowsAffected()
}
// Begin implements [database.Transaction].
// As postgres does not support nested transactions we use savepoints to emulate them.
func (tx *sqlTx) Begin(ctx context.Context) (database.Transaction, error) {
_, err := tx.ExecContext(ctx, createSavepoint)
if err != nil {
return nil, wrapError(err)
}
return &sqlSavepoint{tx}, nil
}
func transactionOptionsToSQL(opts *database.TransactionOptions) *sql.TxOptions {
if opts == nil {
return nil
}
return &sql.TxOptions{
Isolation: isolationToSQL(opts.IsolationLevel),
ReadOnly: accessModeToSQL(opts.AccessMode),
}
}
func isolationToSQL(isolation database.IsolationLevel) sql.IsolationLevel {
switch isolation {
case database.IsolationLevelSerializable:
return sql.LevelSerializable
case database.IsolationLevelReadCommitted:
return sql.LevelReadCommitted
default:
return sql.LevelSerializable
}
}
func accessModeToSQL(accessMode database.AccessMode) bool {
return accessMode == database.AccessModeReadOnly
}