package blobovniczatree import ( "context" "encoding/hex" "time" "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" "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr" "git.frostfs.info/TrueCloudLab/frostfs-observability/tracing" "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client" apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status" "go.opentelemetry.io/otel/attribute" "go.opentelemetry.io/otel/trace" "go.uber.org/zap" ) // Delete deletes object from blobovnicza tree. // // If blobocvnicza ID is specified, only this blobovnicza is processed. // Otherwise, all Blobovniczas are processed descending weight. func (b *Blobovniczas) Delete(ctx context.Context, prm common.DeletePrm) (res common.DeleteRes, err error) { var ( success = false startedAt = time.Now() ) defer func() { b.metrics.Delete(time.Since(startedAt), success, prm.StorageID != nil) }() ctx, span := tracing.StartSpanFromContext(ctx, "Blobovniczas.Delete", trace.WithAttributes( attribute.String("path", b.rootPath), attribute.String("address", prm.Address.EncodeToString()), attribute.String("storage_id", hex.EncodeToString(prm.StorageID)), )) defer span.End() if b.readOnly { return common.DeleteRes{}, common.ErrReadOnly } var bPrm blobovnicza.DeletePrm bPrm.SetAddress(prm.Address) if prm.StorageID != nil { id := blobovnicza.NewIDFromBytes(prm.StorageID) shBlz := b.getBlobovnicza(id.String()) blz, err := shBlz.Open() if err != nil { return res, err } defer shBlz.Close() if res, err = b.deleteObject(ctx, blz, bPrm); err == nil { success = true } return res, err } objectFound := false err = b.iterateSortedLeaves(ctx, &prm.Address, func(p string) (bool, error) { res, err = b.deleteObjectFromLevel(ctx, bPrm, p) if err != nil { if !client.IsErrObjectNotFound(err) { b.log.Debug(logs.BlobovniczatreeCouldNotRemoveObjectFromLevel, zap.String("level", p), zap.String("error", err.Error()), ) } } if err == nil { objectFound = true } // abort iterator if found, otherwise process all Blobovniczas return err == nil, nil }) if err == nil && !objectFound { // not found in any blobovnicza return common.DeleteRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound)) } success = err == nil return } // tries to delete object from particular blobovnicza. // // returns no error if object was removed from some blobovnicza of the same level. func (b *Blobovniczas) deleteObjectFromLevel(ctx context.Context, prm blobovnicza.DeletePrm, blzPath string) (common.DeleteRes, error) { shBlz := b.getBlobovnicza(blzPath) blz, err := shBlz.Open() if err != nil { return common.DeleteRes{}, err } defer shBlz.Close() return b.deleteObject(ctx, blz, prm) } // removes object from blobovnicza and returns common.DeleteRes. func (b *Blobovniczas) deleteObject(ctx context.Context, blz *blobovnicza.Blobovnicza, prm blobovnicza.DeletePrm) (common.DeleteRes, error) { _, err := blz.Delete(ctx, prm) return common.DeleteRes{}, err }