storj/satellite/satellitedb/dbx/gen.go
2019-04-01 16:14:58 -04:00

45 lines
890 B
Go

// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package satellitedb
import (
"context"
"github.com/zeebo/errs"
)
//go:generate dbx.v1 schema -d postgres -d sqlite3 satellitedb.dbx .
//go:generate dbx.v1 golang -d postgres -d sqlite3 satellitedb.dbx .
func init() {
// catch dbx errors
c := errs.Class("satellitedb")
WrapErr = func(e *Error) error {
switch e.Code {
case ErrorCode_NoRows:
return e.Err
case ErrorCode_ConstraintViolation:
return errs.New("violates constraint")
}
return c.Wrap(e)
}
}
// WithTx wraps DB code in a transaction
func (db *DB) WithTx(ctx context.Context, fn func(context.Context, *Tx) error) (err error) {
tx, err := db.Open(ctx)
if err != nil {
return err
}
defer func() {
if err == nil {
err = tx.Commit()
} else {
err = errs.Combine(err, tx.Rollback())
}
}()
return fn(ctx, tx)
}