lnd.xprv/channeldb/migration/create_tlb.go
Conner Fromknecht e80e21d1a8
channeldb/migration: add generic CreateTLB migration
This commit creates a generic migration for creating top-level buckets.
2020-05-26 18:55:27 -07:00

28 lines
594 B
Go

package migration
import (
"fmt"
"github.com/lightningnetwork/lnd/channeldb/kvdb"
)
// CreateTLB creates a new top-level bucket with the passed bucket identifier.
func CreateTLB(bucket []byte) func(kvdb.RwTx) error {
return func(tx kvdb.RwTx) error {
log.Infof("Creating top-level bucket: \"%s\" ...", bucket)
if tx.ReadBucket(bucket) != nil {
return fmt.Errorf("top-level bucket \"%s\" "+
"already exists", bucket)
}
_, err := tx.CreateTopLevelBucket(bucket)
if err != nil {
return err
}
log.Infof("Created top-level bucket: \"%s\"", bucket)
return nil
}
}