package blobovniczatree import ( "context" "encoding/hex" "path/filepath" "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/pkg/tracing" "git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs" "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobovnicza" "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common" "go.opentelemetry.io/otel/attribute" "go.opentelemetry.io/otel/trace" "go.uber.org/zap" ) // Exists implements common.Storage. func (b *Blobovniczas) Exists(ctx context.Context, prm common.ExistsPrm) (common.ExistsRes, error) { ctx, span := tracing.StartSpanFromContext(ctx, "Blobovniczas.Exists", trace.WithAttributes( attribute.String("address", prm.Address.EncodeToString()), attribute.String("storage_id", hex.EncodeToString(prm.StorageID)), )) defer span.End() if prm.StorageID != nil { id := blobovnicza.NewIDFromBytes(prm.StorageID) blz, err := b.openBlobovnicza(id.String()) if err != nil { return common.ExistsRes{}, err } exists, err := blz.Exists(prm.Address) return common.ExistsRes{Exists: exists}, err } activeCache := make(map[string]struct{}) var gPrm blobovnicza.GetPrm gPrm.SetAddress(prm.Address) var found bool err := b.iterateSortedLeaves(ctx, &prm.Address, func(p string) (bool, error) { dirPath := filepath.Dir(p) _, ok := activeCache[dirPath] _, err := b.getObjectFromLevel(ctx, gPrm, p, !ok) if err != nil { if !blobovnicza.IsErrNotFound(err) { b.log.Debug(logs.BlobovniczatreeCouldNotGetObjectFromLevel, zap.String("level", p), zap.String("error", err.Error())) } } activeCache[dirPath] = struct{}{} found = err == nil return found, nil }) return common.ExistsRes{Exists: found}, err }