[#17] localstorage: Adopt local object storage for new types

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>

pkg/local_object_storage/localstore/methods.go

@@ -0,0 +1,107 @@
+package localstore
+
+import (
+	"context"
+
+	"github.com/nspcc-dev/neofs-node/pkg/core/object"
+	"github.com/pkg/errors"
+	"go.uber.org/zap"
+)
+
+func (s *Storage) Put(obj *object.Object) error {
+	addrBytes, err := obj.Address().MarshalStableV2()
+	if err != nil {
+		return errors.Wrap(err, "could not marshal object address")
+	}
+
+	objBytes, err := obj.MarshalStableV2()
+	if err != nil {
+		return errors.Wrap(err, "could not marshal the object")
+	}
+
+	metaBytes, err := metaToBytes(metaFromObject(obj))
+	if err != nil {
+		return errors.Wrap(err, "could not marshal object meta")
+	}
+
+	if err := s.blobBucket.Set(addrBytes, objBytes); err != nil {
+		return errors.Wrap(err, "could no save object in BLOB storage")
+	}
+
+	if err := s.metaBucket.Set(addrBytes, metaBytes); err != nil {
+		return errors.Wrap(err, "could not save object in meta storage")
+	}
+
+	return nil
+}
+
+func (s *Storage) Delete(addr *object.Address) error {
+	addrBytes, err := addr.MarshalStableV2()
+	if err != nil {
+		return errors.Wrap(err, "could not marshal object address")
+	}
+
+	if err := s.blobBucket.Del(addrBytes); err != nil {
+		s.log.Warn("could not remove object from BLOB storage",
+			zap.Error(err),
+		)
+	}
+
+	if err := s.metaBucket.Del(addrBytes); err != nil {
+		return errors.Wrap(err, "could not remove object from meta storage")
+	}
+
+	return nil
+}
+
+func (s *Storage) Get(addr *object.Address) (*object.Object, error) {
+	addrBytes, err := addr.MarshalStableV2()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal object address")
+	}
+
+	objBytes, err := s.blobBucket.Get(addrBytes)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get object from BLOB storage")
+	}
+
+	return object.FromBytes(objBytes)
+}
+
+func (s *Storage) Head(addr *object.Address) (*ObjectMeta, error) {
+	addrBytes, err := addr.MarshalStableV2()
+	if err != nil {
+		return nil, errors.Wrap(err, "could not marshal object address")
+	}
+
+	metaBytes, err := s.metaBucket.Get(addrBytes)
+	if err != nil {
+		return nil, errors.Wrap(err, "could not get object from meta storage")
+	}
+
+	return metaFromBytes(metaBytes)
+}
+
+func (s *Storage) Iterate(filter FilterPipeline, handler func(*ObjectMeta) bool) error {
+	if filter == nil {
+		filter = NewFilter(&FilterParams{
+			Name: "SKIPPING_FILTER",
+			FilterFunc: func(context.Context, *ObjectMeta) *FilterResult {
+				return ResultPass()
+			},
+		})
+	}
+
+	return s.metaBucket.Iterate(func(_, v []byte) bool {
+		meta, err := metaFromBytes(v)
+		if err != nil {
+			s.log.Error("unmarshal meta bucket item failure",
+				zap.Error(err),
+			)
+		} else if filter.Pass(context.TODO(), meta).Code() == CodePass {
+			return !handler(meta)
+		}
+
+		return true
+	})
+}