depot/packages/networking/ipfs-cluster/datastore/leveldb/leveldb.go

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2022-10-19 23:23:11 +03:00
// Package leveldb provides a configurable LevelDB go-datastore for use with
// IPFS Cluster.
package leveldb
import (
"os"
ds "github.com/ipfs/go-datastore"
leveldbds "github.com/ipfs/go-ds-leveldb"
"github.com/pkg/errors"
)
// New returns a LevelDB datastore configured with the given
// configuration.
func New(cfg *Config) (ds.Datastore, error) {
folder := cfg.GetFolder()
err := os.MkdirAll(folder, 0700)
if err != nil {
return nil, errors.Wrap(err, "creating leveldb folder")
}
return leveldbds.NewDatastore(folder, (*leveldbds.Options)(&cfg.LevelDBOptions))
}
// Cleanup deletes the leveldb datastore.
func Cleanup(cfg *Config) error {
folder := cfg.GetFolder()
if _, err := os.Stat(folder); os.IsNotExist(err) {
return nil
}
return os.RemoveAll(cfg.GetFolder())
}