[#481] Update frostfs-sdk-go and error pointer receivers

Signed-off-by: Alejandro Lopez <a.lopez@yadro.com>

cmd/frostfs-cli/internal/client/client.go

@@ -109,7 +109,7 @@ type GetContainerPrm struct {
 
 // SetContainer sets identifier of the container to be read.
 func (x *GetContainerPrm) SetContainer(id cid.ID) {
-	x.cliPrm.SetContainer(id)
+	*x.cliPrm.ContainerID = id
 }
 
 // GetContainerRes groups the resulting values of GetContainer operation.

cmd/frostfs-node/cache.go

@@ -208,7 +208,7 @@ func newCachedContainerStorage(v container.Source, ttl time.Duration) ttlContain
 }
 
 func (s ttlContainerStorage) handleRemoval(cnr cid.ID) {
-	s.set(cnr, nil, apistatus.ContainerNotFound{})
+	s.set(cnr, nil, new(apistatus.ContainerNotFound))
 }
 
 // Get returns container value from the cache. If value is missing in the cache

go.mod

@@ -6,7 +6,7 @@ require (
 	git.frostfs.info/TrueCloudLab/frostfs-api-go/v2 v2.15.1-0.20230802075510-964c3edb3f44
 	git.frostfs.info/TrueCloudLab/frostfs-contract v0.0.0-20230627134746-36f3d39c406a
 	git.frostfs.info/TrueCloudLab/frostfs-observability v0.0.0-20230531082742-c97d21411eb6
-	git.frostfs.info/TrueCloudLab/frostfs-sdk-go v0.0.0-20230802090410-95b987b818d9
+	git.frostfs.info/TrueCloudLab/frostfs-sdk-go v0.0.0-20230804083501-3dc8129ed794
 	git.frostfs.info/TrueCloudLab/hrw v1.2.1
 	git.frostfs.info/TrueCloudLab/tzhash v1.8.0
 	github.com/cheggaaa/pb v1.0.29

go.sum

@@ -44,8 +44,8 @@ git.frostfs.info/TrueCloudLab/frostfs-crypto v0.6.0 h1:FxqFDhQYYgpe41qsIHVOcdzSV
 git.frostfs.info/TrueCloudLab/frostfs-crypto v0.6.0/go.mod h1:RUIKZATQLJ+TaYQa60X2fTDwfuhMfm8Ar60bQ5fr+vU=
 git.frostfs.info/TrueCloudLab/frostfs-observability v0.0.0-20230531082742-c97d21411eb6 h1:aGQ6QaAnTerQ5Dq5b2/f9DUQtSqPkZZ/bkMx/HKuLCo=
 git.frostfs.info/TrueCloudLab/frostfs-observability v0.0.0-20230531082742-c97d21411eb6/go.mod h1:W8Nn08/l6aQ7UlIbpF7FsQou7TVpcRD1ZT1KG4TrFhE=
-git.frostfs.info/TrueCloudLab/frostfs-sdk-go v0.0.0-20230802090410-95b987b818d9 h1:sCCTrMISLhfwqzbmUFvNW8MbwO1jzIHYgcEkxmokLd4=
+git.frostfs.info/TrueCloudLab/frostfs-sdk-go v0.0.0-20230804083501-3dc8129ed794 h1:gCIhE79b9fAM0Pixgv/Ot7iVmNJbAS8ZwBHLBnWS7Zc=
-git.frostfs.info/TrueCloudLab/frostfs-sdk-go v0.0.0-20230802090410-95b987b818d9/go.mod h1:LI2GOj0pEx0jYTjB3QHja2PNhQFYL2pCm71RAFwDv0M=
+git.frostfs.info/TrueCloudLab/frostfs-sdk-go v0.0.0-20230804083501-3dc8129ed794/go.mod h1:LI2GOj0pEx0jYTjB3QHja2PNhQFYL2pCm71RAFwDv0M=
 git.frostfs.info/TrueCloudLab/hrw v1.2.1 h1:ccBRK21rFvY5R1WotI6LNoPlizk7qSvdfD8lNIRudVc=
 git.frostfs.info/TrueCloudLab/hrw v1.2.1/go.mod h1:C1Ygde2n843yTZEQ0FP69jYiuaYV0kriLvP4zm8JuvM=
 git.frostfs.info/TrueCloudLab/rfc6979 v0.4.0 h1:M2KR3iBj7WpY3hP10IevfIB9MURr4O9mwVfJ+SjT3HA=

pkg/core/container/storage.go

@@ -1,9 +1,6 @@
 package container
 
 import (
-	"errors"
-
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	frostfscrypto "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/crypto"
@@ -37,12 +34,6 @@ type Source interface {
 	Get(cid.ID) (*Container, error)
 }
 
-// IsErrNotFound checks if the error returned by Source.Get corresponds
-// to the missing container.
-func IsErrNotFound(err error) bool {
-	return errors.As(err, new(apistatus.ContainerNotFound))
-}
-
 // EACL groups information about the FrostFS container's extended ACL stored in
 // the FrostFS network.
 type EACL struct {

pkg/innerring/processors/container/handlers_test.go

@@ -282,7 +282,7 @@ func (c *testContainerClient) Get(cid []byte) (*containercore.Container, error)
 	if cont, found := c.get[key]; found {
 		return cont, nil
 	}
-	return nil, apistatus.ContainerNotFound{}
+	return nil, new(apistatus.ContainerNotFound)
 }
 
 type testIDClient struct {

pkg/local_object_storage/blobovnicza/blobovnicza_test.go

@@ -8,6 +8,7 @@ import (
 	"testing"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger/test"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"github.com/stretchr/testify/require"
@@ -77,7 +78,7 @@ func TestBlobovnicza(t *testing.T) {
 	require.NoError(t, blz.Init())
 
 	// try to read non-existent address
-	testGet(t, blz, oidtest.Address(), nil, IsErrNotFound)
+	testGet(t, blz, oidtest.Address(), nil, client.IsErrObjectNotFound)
 
 	filled := uint64(15 * 1 << 10)
 
@@ -92,7 +93,7 @@ func TestBlobovnicza(t *testing.T) {
 	require.NoError(t, err)
 
 	// should return 404
-	testGet(t, blz, addr, nil, IsErrNotFound)
+	testGet(t, blz, addr, nil, client.IsErrObjectNotFound)
 
 	// fill Blobovnicza fully
 	for ; filled < sizeLim; filled += objSizeLim {

pkg/local_object_storage/blobovnicza/delete.go

@@ -77,9 +77,7 @@ func (b *Blobovnicza) Delete(ctx context.Context, prm DeletePrm) (DeleteRes, err
 	})
 
 	if err == nil && !found {
-		var errNotFound apistatus.ObjectNotFound
+		return DeleteRes{}, new(apistatus.ObjectNotFound)
-
-		return DeleteRes{}, errNotFound
 	}
 
 	return DeleteRes{}, err

pkg/local_object_storage/blobovnicza/errors.go

@@ -1,13 +0,0 @@
-package blobovnicza
-
-import (
-	"errors"
-
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
-)
-
-// IsErrNotFound checks if the error returned by Blobovnicza Get/Delete method
-// corresponds to the missing object.
-func IsErrNotFound(err error) bool {
-	return errors.As(err, new(apistatus.ObjectNotFound))
-}

pkg/local_object_storage/blobovnicza/get.go

@@ -72,9 +72,7 @@ func (b *Blobovnicza) Get(ctx context.Context, prm GetPrm) (GetRes, error) {
 	}
 
 	if data == nil {
-		var errNotFound apistatus.ObjectNotFound
+		return GetRes{}, new(apistatus.ObjectNotFound)
-
-		return GetRes{}, errNotFound
 	}
 
 	return GetRes{

pkg/local_object_storage/blobstor/blobovniczatree/delete.go

@@ -11,6 +11,7 @@ import (
 	"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"
@@ -69,7 +70,7 @@ func (b *Blobovniczas) Delete(ctx context.Context, prm common.DeletePrm) (res co
 
 		res, err = b.deleteObjectFromLevel(ctx, bPrm, p, !ok)
 		if err != nil {
-			if !blobovnicza.IsErrNotFound(err) {
+			if !client.IsErrObjectNotFound(err) {
 				b.log.Debug(logs.BlobovniczatreeCouldNotRemoveObjectFromLevel,
 					zap.String("level", p),
 					zap.String("error", err.Error()),
@@ -89,7 +90,7 @@ func (b *Blobovniczas) Delete(ctx context.Context, prm common.DeletePrm) (res co
 
 	if err == nil && !objectFound {
 		// not found in any blobovnicza
-		return common.DeleteRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.DeleteRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 	success = err == nil
 
@@ -109,7 +110,7 @@ func (b *Blobovniczas) deleteObjectFromLevel(ctx context.Context, prm blobovnicz
 	if ok {
 		if res, err := b.deleteObject(ctx, v, prm); err == nil {
 			return res, err
-		} else if !blobovnicza.IsErrNotFound(err) {
+		} else if !client.IsErrObjectNotFound(err) {
 			b.log.Debug(logs.BlobovniczatreeCouldNotRemoveObjectFromOpenedBlobovnicza,
 				zap.String("path", blzPath),
 				zap.String("error", err.Error()),
@@ -128,7 +129,7 @@ func (b *Blobovniczas) deleteObjectFromLevel(ctx context.Context, prm blobovnicz
 	if ok && tryActive {
 		if res, err := b.deleteObject(ctx, active.blz, prm); err == nil {
 			return res, err
-		} else if !blobovnicza.IsErrNotFound(err) {
+		} else if !client.IsErrObjectNotFound(err) {
 			b.log.Debug(logs.BlobovniczatreeCouldNotRemoveObjectFromActiveBlobovnicza,
 				zap.String("path", blzPath),
 				zap.String("error", err.Error()),
@@ -142,7 +143,7 @@ func (b *Blobovniczas) deleteObjectFromLevel(ctx context.Context, prm blobovnicz
 	// (Blobovniczas "after" the active one are empty anyway,
 	// and it's pointless to open them).
 	if u64FromHexString(filepath.Base(blzPath)) > active.ind {
-		return common.DeleteRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.DeleteRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	// open blobovnicza (cached inside)

pkg/local_object_storage/blobstor/blobovniczatree/errors.go

@@ -8,7 +8,8 @@ import (
 )
 
 func isErrOutOfRange(err error) bool {
-	return errors.As(err, new(apistatus.ObjectOutOfRange))
+	var target *apistatus.ObjectOutOfRange
+	return errors.As(err, &target)
 }
 
 func isLogical(err error) bool {

pkg/local_object_storage/blobstor/blobovniczatree/exists.go

@@ -10,6 +10,7 @@ import (
 	"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-observability/tracing"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/trace"
 	"go.uber.org/zap"
@@ -57,7 +58,7 @@ func (b *Blobovniczas) Exists(ctx context.Context, prm common.ExistsPrm) (common
 
 		_, err := b.getObjectFromLevel(ctx, gPrm, p, !ok)
 		if err != nil {
-			if !blobovnicza.IsErrNotFound(err) {
+			if !client.IsErrObjectNotFound(err) {
 				b.log.Debug(logs.BlobovniczatreeCouldNotGetObjectFromLevel,
 					zap.String("level", p),
 					zap.String("error", err.Error()))

pkg/local_object_storage/blobstor/blobovniczatree/get.go

@@ -12,6 +12,7 @@ import (
 	"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"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	"go.opentelemetry.io/otel/attribute"
@@ -69,7 +70,7 @@ func (b *Blobovniczas) Get(ctx context.Context, prm common.GetPrm) (res common.G
 
 		res, err = b.getObjectFromLevel(ctx, bPrm, p, !ok)
 		if err != nil {
-			if !blobovnicza.IsErrNotFound(err) {
+			if !client.IsErrObjectNotFound(err) {
 				b.log.Debug(logs.BlobovniczatreeCouldNotGetObjectFromLevel,
 					zap.String("level", p),
 					zap.String("error", err.Error()),
@@ -85,7 +86,7 @@ func (b *Blobovniczas) Get(ctx context.Context, prm common.GetPrm) (res common.G
 
 	if err == nil && res.Object == nil {
 		// not found in any blobovnicza
-		return res, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return res, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	success = true
@@ -107,7 +108,7 @@ func (b *Blobovniczas) getObjectFromLevel(ctx context.Context, prm blobovnicza.G
 	if ok {
 		if res, err := b.getObject(ctx, v, prm); err == nil {
 			return res, err
-		} else if !blobovnicza.IsErrNotFound(err) {
+		} else if !client.IsErrObjectNotFound(err) {
 			b.log.Debug(logs.BlobovniczatreeCouldNotReadObjectFromOpenedBlobovnicza,
 				zap.String("path", blzPath),
 				zap.String("error", err.Error()),
@@ -127,7 +128,7 @@ func (b *Blobovniczas) getObjectFromLevel(ctx context.Context, prm blobovnicza.G
 	if ok && tryActive {
 		if res, err := b.getObject(ctx, active.blz, prm); err == nil {
 			return res, err
-		} else if !blobovnicza.IsErrNotFound(err) {
+		} else if !client.IsErrObjectNotFound(err) {
 			b.log.Debug(logs.BlobovniczatreeCouldNotGetObjectFromActiveBlobovnicza,
 				zap.String("path", blzPath),
 				zap.String("error", err.Error()),
@@ -141,7 +142,7 @@ func (b *Blobovniczas) getObjectFromLevel(ctx context.Context, prm blobovnicza.G
 	// (Blobovniczas "after" the active one are empty anyway,
 	// and it's pointless to open them).
 	if u64FromHexString(filepath.Base(blzPath)) > active.ind {
-		return common.GetRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.GetRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	// open blobovnicza (cached inside)

pkg/local_object_storage/blobstor/blobovniczatree/get_range.go

@@ -13,6 +13,7 @@ import (
 	"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"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	"go.opentelemetry.io/otel/attribute"
@@ -70,7 +71,7 @@ func (b *Blobovniczas) GetRange(ctx context.Context, prm common.GetRangePrm) (re
 		res, err = b.getRangeFromLevel(ctx, prm, p, !ok)
 		if err != nil {
 			outOfBounds := isErrOutOfRange(err)
-			if !outOfBounds && !blobovnicza.IsErrNotFound(err) {
+			if !outOfBounds && !client.IsErrObjectNotFound(err) {
 				b.log.Debug(logs.BlobovniczatreeCouldNotGetObjectFromLevel,
 					zap.String("level", p),
 					zap.String("error", err.Error()),
@@ -91,7 +92,7 @@ func (b *Blobovniczas) GetRange(ctx context.Context, prm common.GetRangePrm) (re
 
 	if err == nil && !objectFound {
 		// not found in any blobovnicza
-		return common.GetRangeRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.GetRangeRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	if err == nil {
@@ -119,7 +120,7 @@ func (b *Blobovniczas) getRangeFromLevel(ctx context.Context, prm common.GetRang
 			isErrOutOfRange(err):
 			return res, err
 		default:
-			if !blobovnicza.IsErrNotFound(err) {
+			if !client.IsErrObjectNotFound(err) {
 				b.log.Debug(logs.BlobovniczatreeCouldNotReadPayloadRangeFromOpenedBlobovnicza,
 					zap.String("path", blzPath),
 					zap.String("error", err.Error()),
@@ -144,7 +145,7 @@ func (b *Blobovniczas) getRangeFromLevel(ctx context.Context, prm common.GetRang
 			isErrOutOfRange(err):
 			return res, err
 		default:
-			if !blobovnicza.IsErrNotFound(err) {
+			if !client.IsErrObjectNotFound(err) {
 				b.log.Debug(logs.BlobovniczatreeCouldNotReadPayloadRangeFromActiveBlobovnicza,
 					zap.String("path", blzPath),
 					zap.String("error", err.Error()),
@@ -159,7 +160,7 @@ func (b *Blobovniczas) getRangeFromLevel(ctx context.Context, prm common.GetRang
 	// (Blobovniczas "after" the active one are empty anyway,
 	// and it's pointless to open them).
 	if u64FromHexString(filepath.Base(blzPath)) > active.ind {
-		return common.GetRangeRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.GetRangeRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	// open blobovnicza (cached inside)
@@ -202,7 +203,7 @@ func (b *Blobovniczas) getObjectRange(ctx context.Context, blz *blobovnicza.Blob
 	payload := obj.Payload()
 
 	if pLen := uint64(len(payload)); to < from || pLen < from || pLen < to {
-		return common.GetRangeRes{}, logicerr.Wrap(apistatus.ObjectOutOfRange{})
+		return common.GetRangeRes{}, logicerr.Wrap(new(apistatus.ObjectOutOfRange))
 	}
 
 	return common.GetRangeRes{

pkg/local_object_storage/blobstor/delete.go

@@ -3,12 +3,11 @@ package blobstor
 import (
 	"context"
 	"encoding/hex"
-	"errors"
 	"time"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/trace"
 )
@@ -35,7 +34,7 @@ func (b *BlobStor) Delete(ctx context.Context, prm common.DeletePrm) (common.Del
 	if prm.StorageID == nil {
 		for i := range b.storage {
 			res, err := b.storage[i].Storage.Delete(ctx, prm)
-			if err == nil || !errors.As(err, new(apistatus.ObjectNotFound)) {
+			if err == nil || !client.IsErrObjectNotFound(err) {
 				if err == nil {
 					success = true
 					logOp(b.log, deleteOp, prm.Address, b.storage[i].Storage.Type(), prm.StorageID)

pkg/local_object_storage/blobstor/fstree/fstree.go

@@ -246,7 +246,7 @@ func (t *FSTree) Delete(ctx context.Context, prm common.DeletePrm) (common.Delet
 
 	err = os.Remove(p)
 	if err != nil && os.IsNotExist(err) {
-		err = logicerr.Wrap(apistatus.ObjectNotFound{})
+		err = logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 	return common.DeleteRes{}, err
 }
@@ -439,7 +439,7 @@ func (t *FSTree) Get(ctx context.Context, prm common.GetPrm) (common.GetRes, err
 	p := t.treePath(prm.Address)
 
 	if _, err := os.Stat(p); os.IsNotExist(err) {
-		return common.GetRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.GetRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	var data []byte
@@ -498,7 +498,7 @@ func (t *FSTree) GetRange(ctx context.Context, prm common.GetRangePrm) (common.G
 	to := from + prm.Range.GetLength()
 
 	if pLen := uint64(len(payload)); to < from || pLen < from || pLen < to {
-		return common.GetRangeRes{}, logicerr.Wrap(apistatus.ObjectOutOfRange{})
+		return common.GetRangeRes{}, logicerr.Wrap(new(apistatus.ObjectOutOfRange))
 	}
 
 	success = true

pkg/local_object_storage/blobstor/get.go

@@ -3,12 +3,12 @@ package blobstor
 import (
 	"context"
 	"encoding/hex"
-	"errors"
 	"time"
 
 	"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"
@@ -39,12 +39,12 @@ func (b *BlobStor) Get(ctx context.Context, prm common.GetPrm) (res common.GetRe
 	if prm.StorageID == nil {
 		for i := range b.storage {
 			res, err = b.storage[i].Storage.Get(ctx, prm)
-			if err == nil || !errors.As(err, new(apistatus.ObjectNotFound)) {
+			if err == nil || !client.IsErrObjectNotFound(err) {
 				return res, err
 			}
 		}
 
-		return common.GetRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.GetRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 	if len(prm.StorageID) == 0 {
 		res, err = b.storage[len(b.storage)-1].Storage.Get(ctx, prm)

pkg/local_object_storage/blobstor/get_range.go

@@ -3,13 +3,13 @@ package blobstor
 import (
 	"context"
 	"encoding/hex"
-	"errors"
 	"strconv"
 	"time"
 
 	"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"
@@ -41,12 +41,12 @@ func (b *BlobStor) GetRange(ctx context.Context, prm common.GetRangePrm) (res co
 	if prm.StorageID == nil {
 		for i := range b.storage {
 			res, err = b.storage[i].Storage.GetRange(ctx, prm)
-			if err == nil || !errors.As(err, new(apistatus.ObjectNotFound)) {
+			if err == nil || !client.IsErrObjectNotFound(err) {
 				return res, err
 			}
 		}
 
-		return common.GetRangeRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.GetRangeRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 	if len(prm.StorageID) == 0 {
 		res, err = b.storage[len(b.storage)-1].Storage.GetRange(ctx, prm)

pkg/local_object_storage/blobstor/internal/blobstortest/delete.go

@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"github.com/stretchr/testify/require"
 )
@@ -23,7 +23,7 @@ func TestDelete(t *testing.T, cons Constructor, min, max uint64) {
 		prm.Address = oidtest.Address()
 
 		_, err := s.Delete(context.Background(), prm)
-		require.Error(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, client.IsErrObjectNotFound(err))
 	})
 
 	t.Run("with storage ID", func(t *testing.T) {
@@ -43,12 +43,12 @@ func TestDelete(t *testing.T, cons Constructor, min, max uint64) {
 		t.Run("get fail", func(t *testing.T) {
 			prm := common.GetPrm{Address: oidtest.Address()}
 			_, err := s.Get(context.Background(), prm)
-			require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+			require.True(t, client.IsErrObjectNotFound(err))
 		})
 		t.Run("getrange fail", func(t *testing.T) {
 			prm := common.GetRangePrm{Address: oidtest.Address()}
 			_, err := s.GetRange(context.Background(), prm)
-			require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+			require.True(t, client.IsErrObjectNotFound(err))
 		})
 	})
 	t.Run("without storage ID", func(t *testing.T) {
@@ -68,7 +68,7 @@ func TestDelete(t *testing.T, cons Constructor, min, max uint64) {
 		require.NoError(t, err)
 
 		_, err = s.Delete(context.Background(), prm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, client.IsErrObjectNotFound(err))
 	})
 
 	t.Run("non-deleted object is still available", func(t *testing.T) {

pkg/local_object_storage/blobstor/internal/blobstortest/get.go

@@ -5,7 +5,7 @@ import (
 	"testing"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"github.com/stretchr/testify/require"
 )
@@ -21,7 +21,7 @@ func TestGet(t *testing.T, cons Constructor, min, max uint64) {
 	t.Run("missing object", func(t *testing.T) {
 		gPrm := common.GetPrm{Address: oidtest.Address()}
 		_, err := s.Get(context.Background(), gPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, client.IsErrObjectNotFound(err))
 	})
 
 	for i := range objects {

pkg/local_object_storage/blobstor/internal/blobstortest/get_range.go

@@ -6,6 +6,7 @@ import (
 	"testing"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/blobstor/common"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"github.com/stretchr/testify/require"
@@ -22,7 +23,7 @@ func TestGetRange(t *testing.T, cons Constructor, min, max uint64) {
 	t.Run("missing object", func(t *testing.T) {
 		gPrm := common.GetRangePrm{Address: oidtest.Address()}
 		_, err := s.GetRange(context.Background(), gPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, client.IsErrObjectNotFound(err))
 	})
 
 	payload := objects[0].obj.Payload()
@@ -56,7 +57,7 @@ func TestGetRange(t *testing.T, cons Constructor, min, max uint64) {
 		gPrm.Range.SetLength(10)
 
 		_, err := s.GetRange(context.Background(), gPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectOutOfRange))
+		require.ErrorAs(t, err, new(*apistatus.ObjectOutOfRange))
 	})
 
 	t.Run("offset + length > len(payload)", func(t *testing.T) {
@@ -64,7 +65,7 @@ func TestGetRange(t *testing.T, cons Constructor, min, max uint64) {
 		gPrm.Range.SetLength(uint64(len(payload)))
 
 		_, err := s.GetRange(context.Background(), gPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectOutOfRange))
+		require.ErrorAs(t, err, new(*apistatus.ObjectOutOfRange))
 	})
 
 	t.Run("length is negative when converted to int64", func(t *testing.T) {
@@ -72,7 +73,7 @@ func TestGetRange(t *testing.T, cons Constructor, min, max uint64) {
 		gPrm.Range.SetLength(1 << 63)
 
 		_, err := s.GetRange(context.Background(), gPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectOutOfRange))
+		require.ErrorAs(t, err, new(*apistatus.ObjectOutOfRange))
 	})
 
 	t.Run("offset + length overflow uint64", func(t *testing.T) {
@@ -80,6 +81,6 @@ func TestGetRange(t *testing.T, cons Constructor, min, max uint64) {
 		gPrm.Range.SetLength(math.MaxUint64 - 2)
 
 		_, err := s.GetRange(context.Background(), gPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectOutOfRange))
+		require.ErrorAs(t, err, new(*apistatus.ObjectOutOfRange))
 	})
 }

pkg/local_object_storage/blobstor/memstore/memstore.go

@@ -41,7 +41,7 @@ func (s *memstoreImpl) Get(_ context.Context, req common.GetPrm) (common.GetRes,
 	s.mu.RUnlock()
 
 	if !exists {
-		return common.GetRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return common.GetRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	// Decompress the data.
@@ -73,7 +73,7 @@ func (s *memstoreImpl) GetRange(ctx context.Context, req common.GetRangePrm) (co
 	to := from + req.Range.GetLength()
 
 	if pLen := uint64(len(payload)); to < from || pLen < from || pLen < to {
-		return common.GetRangeRes{}, logicerr.Wrap(apistatus.ObjectOutOfRange{})
+		return common.GetRangeRes{}, logicerr.Wrap(new(apistatus.ObjectOutOfRange))
 	}
 
 	return common.GetRangeRes{
@@ -123,7 +123,7 @@ func (s *memstoreImpl) Delete(_ context.Context, req common.DeletePrm) (common.D
 		return common.DeleteRes{}, nil
 	}
 
-	return common.DeleteRes{}, logicerr.Wrap(apistatus.ObjectNotFound{})
+	return common.DeleteRes{}, logicerr.Wrap(new(apistatus.ObjectNotFound))
 }
 
 func (s *memstoreImpl) Iterate(_ context.Context, req common.IteratePrm) (common.IterateRes, error) {

pkg/local_object_storage/engine/delete.go

@@ -7,6 +7,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
 	"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"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -71,8 +72,7 @@ func (e *StorageEngine) delete(ctx context.Context, prm DeletePrm) (DeleteRes, e
 	}
 
 	var locked struct {
-		is  bool
+		is bool
-		err apistatus.ObjectLocked
 	}
 	var splitInfo *objectSDK.SplitInfo
 
@@ -85,13 +85,13 @@ func (e *StorageEngine) delete(ctx context.Context, prm DeletePrm) (DeleteRes, e
 
 		resExists, err := sh.Exists(ctx, existsPrm)
 		if err != nil {
-			if shard.IsErrRemoved(err) || shard.IsErrObjectExpired(err) {
+			if client.IsErrObjectAlreadyRemoved(err) || shard.IsErrObjectExpired(err) {
 				return true
 			}
 
 			var splitErr *objectSDK.SplitInfoError
 			if !errors.As(err, &splitErr) {
-				if !shard.IsErrNotFound(err) {
+				if !client.IsErrObjectNotFound(err) {
 					e.reportShardError(sh, "could not check object existence", err)
 				}
 				return false
@@ -111,7 +111,8 @@ func (e *StorageEngine) delete(ctx context.Context, prm DeletePrm) (DeleteRes, e
 		if err != nil {
 			e.reportShardError(sh, "could not inhume object in shard", err)
 
-			locked.is = errors.As(err, &locked.err)
+			var target *apistatus.ObjectLocked
+			locked.is = errors.As(err, &target)
 
 			return locked.is
 		}
@@ -121,7 +122,7 @@ func (e *StorageEngine) delete(ctx context.Context, prm DeletePrm) (DeleteRes, e
 	})
 
 	if locked.is {
-		return DeleteRes{}, locked.err
+		return DeleteRes{}, new(apistatus.ObjectLocked)
 	}
 
 	if splitInfo != nil {

pkg/local_object_storage/engine/delete_test.go

@@ -65,16 +65,14 @@ func TestDeleteBigObject(t *testing.T) {
 	}
 	require.NoError(t, Put(context.Background(), e, link))
 
-	var splitErr *objectSDK.SplitInfoError
-
 	addrParent := object.AddressOf(parent)
-	checkGetError(t, e, addrParent, &splitErr)
+	checkGetError[*objectSDK.SplitInfoError](t, e, addrParent, true)
 
 	addrLink := object.AddressOf(link)
-	checkGetError(t, e, addrLink, nil)
+	checkGetError[error](t, e, addrLink, false)
 
 	for i := range children {
-		checkGetError(t, e, object.AddressOf(children[i]), nil)
+		checkGetError[error](t, e, object.AddressOf(children[i]), false)
 	}
 
 	var deletePrm DeletePrm
@@ -84,20 +82,21 @@ func TestDeleteBigObject(t *testing.T) {
 	_, err := e.Delete(context.Background(), deletePrm)
 	require.NoError(t, err)
 
-	checkGetError(t, e, addrParent, &apistatus.ObjectNotFound{})
+	checkGetError[*apistatus.ObjectNotFound](t, e, addrParent, true)
-	checkGetError(t, e, addrLink, &apistatus.ObjectNotFound{})
+	checkGetError[*apistatus.ObjectNotFound](t, e, addrLink, true)
 	for i := range children {
-		checkGetError(t, e, object.AddressOf(children[i]), &apistatus.ObjectNotFound{})
+		checkGetError[*apistatus.ObjectNotFound](t, e, object.AddressOf(children[i]), true)
 	}
 }
 
-func checkGetError(t *testing.T, e *StorageEngine, addr oid.Address, expected any) {
+func checkGetError[E error](t *testing.T, e *StorageEngine, addr oid.Address, shouldFail bool) {
 	var getPrm GetPrm
 	getPrm.WithAddress(addr)
 
 	_, err := e.Get(context.Background(), getPrm)
-	if expected != nil {
+	if shouldFail {
-		require.ErrorAs(t, err, expected)
+		var target E
+		require.ErrorAs(t, err, &target)
 	} else {
 		require.NoError(t, err)
 	}

pkg/local_object_storage/engine/error_test.go

@@ -18,7 +18,6 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard/mode"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	"github.com/stretchr/testify/require"
@@ -216,7 +215,7 @@ func TestBlobstorFailback(t *testing.T) {
 		require.Equal(t, objs[i].Payload()[1:11], rngRes.Object().Payload())
 
 		_, err = te.ng.GetRange(context.Background(), RngPrm{addr: addr, off: errSmallSize + 10, ln: 1})
-		require.ErrorAs(t, err, &apistatus.ObjectOutOfRange{})
+		require.True(t, shard.IsErrOutOfRange(err))
 	}
 
 	checkShardState(t, te.ng, te.shards[0].id, 2, mode.ReadOnly)

pkg/local_object_storage/engine/exists.go

@@ -5,6 +5,7 @@ import (
 	"errors"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -19,7 +20,7 @@ func (e *StorageEngine) exists(ctx context.Context, addr oid.Address) (bool, err
 	e.iterateOverSortedShards(addr, func(_ int, sh hashedShard) (stop bool) {
 		res, err := sh.Exists(ctx, shPrm)
 		if err != nil {
-			if shard.IsErrRemoved(err) {
+			if client.IsErrObjectAlreadyRemoved(err) {
 				alreadyRemoved = true
 
 				return true
@@ -34,7 +35,7 @@ func (e *StorageEngine) exists(ctx context.Context, addr oid.Address) (bool, err
 				return true
 			}
 
-			if !shard.IsErrNotFound(err) {
+			if !client.IsErrObjectNotFound(err) {
 				e.reportShardError(sh, "could not check existence of object in shard", err)
 			}
 			return false
@@ -48,9 +49,7 @@ func (e *StorageEngine) exists(ctx context.Context, addr oid.Address) (bool, err
 	})
 
 	if alreadyRemoved {
-		var errRemoved apistatus.ObjectAlreadyRemoved
+		return false, new(apistatus.ObjectAlreadyRemoved)
-
-		return false, errRemoved
 	}
 
 	return exists, nil

pkg/local_object_storage/engine/get.go

@@ -8,6 +8,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util"
 	"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"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -67,7 +68,7 @@ func (e *StorageEngine) get(ctx context.Context, prm GetPrm) (GetRes, error) {
 		defer elapsed("Get", e.metrics.AddMethodDuration)()
 	}
 
-	var errNotFound apistatus.ObjectNotFound
+	errNotFound := new(apistatus.ObjectNotFound)
 
 	var shPrm shard.GetPrm
 	shPrm.SetAddress(prm.addr)
@@ -90,7 +91,7 @@ func (e *StorageEngine) get(ctx context.Context, prm GetPrm) (GetRes, error) {
 	}
 
 	if it.Object == nil {
-		if !it.HasDegraded && it.ShardWithMeta.Shard == nil || !shard.IsErrNotFound(it.OutError) {
+		if !it.HasDegraded && it.ShardWithMeta.Shard == nil || !client.IsErrObjectNotFound(it.OutError) {
 			return GetRes{}, it.OutError
 		}
 
@@ -144,7 +145,7 @@ func (i *getShardIterator) tryGetWithMeta(ctx context.Context) {
 			i.MetaError = err
 		}
 		switch {
-		case shard.IsErrNotFound(err):
+		case client.IsErrObjectNotFound(err):
 			return false // ignore, go to next shard
 		case errors.As(err, &i.splitInfoErr):
 			if i.SplitInfo == nil {
@@ -158,7 +159,7 @@ func (i *getShardIterator) tryGetWithMeta(ctx context.Context) {
 
 			// stop iterating over shards if SplitInfo structure is complete
 			return withLink && withLast
-		case shard.IsErrRemoved(err):
+		case client.IsErrObjectAlreadyRemoved(err):
 			i.OutError = err
 			return true // stop, return it back
 		case shard.IsErrObjectExpired(err):

pkg/local_object_storage/engine/head.go

@@ -8,6 +8,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util"
 	"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"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -74,11 +75,9 @@ func (e *StorageEngine) head(ctx context.Context, prm HeadPrm) (HeadRes, error)
 	var (
 		head  *objectSDK.Object
 		siErr *objectSDK.SplitInfoError
+		outSI *objectSDK.SplitInfo
 
-		errNotFound apistatus.ObjectNotFound
+		outError error = new(apistatus.ObjectNotFound)
-
-		outSI    *objectSDK.SplitInfo
-		outError error = errNotFound
 	)
 
 	var shPrm shard.HeadPrm
@@ -89,7 +88,7 @@ func (e *StorageEngine) head(ctx context.Context, prm HeadPrm) (HeadRes, error)
 		res, err := sh.Head(ctx, shPrm)
 		if err != nil {
 			switch {
-			case shard.IsErrNotFound(err):
+			case client.IsErrObjectNotFound(err):
 				return false // ignore, go to next shard
 			case errors.As(err, &siErr):
 				if outSI == nil {
@@ -107,16 +106,14 @@ func (e *StorageEngine) head(ctx context.Context, prm HeadPrm) (HeadRes, error)
 				}
 
 				return false
-			case shard.IsErrRemoved(err):
+			case client.IsErrObjectAlreadyRemoved(err):
 				outError = err
 
 				return true // stop, return it back
 			case shard.IsErrObjectExpired(err):
-				var notFoundErr apistatus.ObjectNotFound
-
 				// object is found but should not
 				// be returned
-				outError = notFoundErr
+				outError = new(apistatus.ObjectNotFound)
 
 				return true
 			default:

pkg/local_object_storage/engine/inhume.go

@@ -8,6 +8,7 @@ import (
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
 	"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"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -94,8 +95,7 @@ func (e *StorageEngine) inhume(ctx context.Context, prm InhumePrm) (InhumeRes, e
 					zap.Error(err),
 					zap.Stringer("addr", prm.addrs[i]))
 			} else if locked {
-				var lockedErr apistatus.ObjectLocked
+				return InhumeRes{}, new(apistatus.ObjectLocked)
-				return InhumeRes{}, lockedErr
 			}
 		}
 
@@ -125,7 +125,6 @@ func (e *StorageEngine) inhume(ctx context.Context, prm InhumePrm) (InhumeRes, e
 // Returns ok if object was inhumed during this invocation or before.
 func (e *StorageEngine) inhumeAddr(ctx context.Context, addr oid.Address, prm shard.InhumePrm, checkExists bool) (bool, error) {
 	root := false
-	var errLocked apistatus.ObjectLocked
 	var existPrm shard.ExistsPrm
 	var retErr error
 	var ok bool
@@ -143,7 +142,7 @@ func (e *StorageEngine) inhumeAddr(ctx context.Context, addr oid.Address, prm sh
 			existPrm.SetAddress(addr)
 			exRes, err := sh.Exists(ctx, existPrm)
 			if err != nil {
-				if shard.IsErrRemoved(err) || shard.IsErrObjectExpired(err) {
+				if client.IsErrObjectAlreadyRemoved(err) || shard.IsErrObjectExpired(err) {
 					// inhumed once - no need to be inhumed again
 					ok = true
 					return true
@@ -163,9 +162,10 @@ func (e *StorageEngine) inhumeAddr(ctx context.Context, addr oid.Address, prm sh
 
 		_, err := sh.Inhume(ctx, prm)
 		if err != nil {
+			var errLocked *apistatus.ObjectLocked
 			switch {
 			case errors.As(err, &errLocked):
-				retErr = apistatus.ObjectLocked{}
+				retErr = new(apistatus.ObjectLocked)
 				return true
 			case errors.Is(err, shard.ErrLockObjectRemoval):
 				retErr = meta.ErrLockObjectRemoval

pkg/local_object_storage/engine/lock.go

@@ -41,11 +41,11 @@ func (e *StorageEngine) lock(ctx context.Context, idCnr cid.ID, locker oid.ID, l
 	for i := range locked {
 		switch e.lockSingle(ctx, idCnr, locker, locked[i], true) {
 		case 1:
-			return logicerr.Wrap(apistatus.LockNonRegularObject{})
+			return logicerr.Wrap(new(apistatus.LockNonRegularObject))
 		case 0:
 			switch e.lockSingle(ctx, idCnr, locker, locked[i], false) {
 			case 1:
-				return logicerr.Wrap(apistatus.LockNonRegularObject{})
+				return logicerr.Wrap(new(apistatus.LockNonRegularObject))
 			case 0:
 				return logicerr.Wrap(errLockFailed)
 			}
@@ -62,7 +62,6 @@ func (e *StorageEngine) lock(ctx context.Context, idCnr cid.ID, locker oid.ID, l
 func (e *StorageEngine) lockSingle(ctx context.Context, idCnr cid.ID, locker, locked oid.ID, checkExists bool) (status uint8) {
 	// code is pretty similar to inhumeAddr, maybe unify?
 	root := false
-	var errIrregular apistatus.LockNonRegularObject
 
 	var addrLocked oid.Address
 	addrLocked.SetContainer(idCnr)
@@ -105,6 +104,7 @@ func (e *StorageEngine) lockSingle(ctx context.Context, idCnr cid.ID, locker, lo
 		if err != nil {
 			e.reportShardError(sh, "could not lock object in shard", err)
 
+			var errIrregular *apistatus.LockNonRegularObject
 			if errors.As(err, &errIrregular) {
 				status = 1
 				return true

pkg/local_object_storage/engine/lock_test.go

@@ -119,8 +119,9 @@ func TestLockUserScenario(t *testing.T) {
 	var inhumePrm InhumePrm
 	inhumePrm.WithTarget(tombAddr, objAddr)
 
+	var objLockedErr *apistatus.ObjectLocked
 	_, err = e.Inhume(context.Background(), inhumePrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+	require.ErrorAs(t, err, &objLockedErr)
 
 	// 4.
 	tombObj.SetType(objectSDK.TypeTombstone)
@@ -208,8 +209,9 @@ func TestLockExpiration(t *testing.T) {
 	var inhumePrm InhumePrm
 	inhumePrm.WithTarget(oidtest.Address(), objectcore.AddressOf(obj))
 
+	var objLockedErr *apistatus.ObjectLocked
 	_, err = e.Inhume(context.Background(), inhumePrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+	require.ErrorAs(t, err, &objLockedErr)
 
 	// 3.
 	e.HandleNewEpoch(lockerExpiresAfter + 1)
@@ -281,13 +283,14 @@ func TestLockForceRemoval(t *testing.T) {
 	var inhumePrm InhumePrm
 	inhumePrm.MarkAsGarbage(objectcore.AddressOf(obj))
 
+	var objLockedErr *apistatus.ObjectLocked
 	_, err = e.Inhume(context.Background(), inhumePrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+	require.ErrorAs(t, err, &objLockedErr)
 
 	inhumePrm.WithTarget(oidtest.Address(), objectcore.AddressOf(obj))
 
 	_, err = e.Inhume(context.Background(), inhumePrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+	require.ErrorAs(t, err, &objLockedErr)
 
 	// 4.
 	var deletePrm DeletePrm

pkg/local_object_storage/engine/range.go

@@ -9,6 +9,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util"
 	"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"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -83,14 +84,12 @@ func (e *StorageEngine) getRange(ctx context.Context, prm RngPrm) (RngRes, error
 		defer elapsed("GetRange", e.metrics.AddMethodDuration)()
 	}
 
-	var errNotFound apistatus.ObjectNotFound
-
 	var shPrm shard.RngPrm
 	shPrm.SetAddress(prm.addr)
 	shPrm.SetRange(prm.off, prm.ln)
 
 	it := &getRangeShardIterator{
-		OutError: errNotFound,
+		OutError: new(apistatus.ObjectNotFound),
 		ShardPrm: shPrm,
 		Address:  prm.addr,
 		Engine:   e,
@@ -105,7 +104,7 @@ func (e *StorageEngine) getRange(ctx context.Context, prm RngPrm) (RngRes, error
 	if it.Object == nil {
 		// If any shard is in a degraded mode, we should assume that metabase could store
 		// info about some object.
-		if it.ShardWithMeta.Shard == nil && !it.HasDegraded || !shard.IsErrNotFound(it.OutError) {
+		if it.ShardWithMeta.Shard == nil && !it.HasDegraded || !client.IsErrObjectNotFound(it.OutError) {
 			return RngRes{}, it.OutError
 		}
 
@@ -171,7 +170,7 @@ func (i *getRangeShardIterator) tryGetWithMeta(ctx context.Context) {
 			i.MetaError = err
 		}
 		switch {
-		case shard.IsErrNotFound(err):
+		case client.IsErrObjectNotFound(err):
 			return false // ignore, go to next shard
 		case errors.As(err, &i.SplitInfoError):
 			if i.SplitInfo == nil {
@@ -186,7 +185,7 @@ func (i *getRangeShardIterator) tryGetWithMeta(ctx context.Context) {
 			// stop iterating over shards if SplitInfo structure is complete
 			return withLink && withLast
 		case
-			shard.IsErrRemoved(err),
+			client.IsErrObjectAlreadyRemoved(err),
 			shard.IsErrOutOfRange(err):
 			i.OutError = err
 
@@ -212,9 +211,7 @@ func (i *getRangeShardIterator) tryGetFromBlobstor(ctx context.Context) {
 
 		res, err := sh.GetRange(ctx, i.ShardPrm)
 		if shard.IsErrOutOfRange(err) {
-			var errOutOfRange apistatus.ObjectOutOfRange
+			i.OutError = new(apistatus.ObjectOutOfRange)
-
-			i.OutError = errOutOfRange
 			return true
 		}
 		i.Object = res.Object()

pkg/local_object_storage/metabase/control_test.go

@@ -7,6 +7,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
 	"github.com/stretchr/testify/require"
@@ -43,7 +44,7 @@ func TestReset(t *testing.T) {
 	require.NoError(t, err)
 
 	assertExists(addr, true, nil)
-	assertExists(addrToInhume, false, meta.IsErrRemoved)
+	assertExists(addrToInhume, false, client.IsErrObjectAlreadyRemoved)
 
 	err = db.Reset()
 	require.NoError(t, err)

pkg/local_object_storage/metabase/delete.go

@@ -11,7 +11,7 @@ import (
 	storagelog "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/log"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/metaerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"go.etcd.io/bbolt"
@@ -204,9 +204,8 @@ func (db *DB) delete(tx *bbolt.Tx, addr oid.Address, refCounter referenceCounter
 	obj, err := db.get(tx, addr, key, false, true, currEpoch)
 	if err != nil {
 		var siErr *objectSDK.SplitInfoError
-		var notFoundErr apistatus.ObjectNotFound
 
-		if errors.As(err, &notFoundErr) || errors.As(err, &siErr) {
+		if client.IsErrObjectNotFound(err) || errors.As(err, &siErr) {
 			return false, false, 0, nil
 		}
 

pkg/local_object_storage/metabase/delete_test.go

@@ -8,7 +8,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -68,11 +68,11 @@ func TestDB_Delete(t *testing.T) {
 	// check if they marked as already removed
 
 	ok, err := metaExists(db, object.AddressOf(child))
-	require.ErrorAs(t, err, &apistatus.ObjectAlreadyRemoved{})
+	require.True(t, client.IsErrObjectAlreadyRemoved(err))
 	require.False(t, ok)
 
 	ok, err = metaExists(db, object.AddressOf(parent))
-	require.ErrorAs(t, err, &apistatus.ObjectAlreadyRemoved{})
+	require.True(t, client.IsErrObjectAlreadyRemoved(err))
 	require.False(t, ok)
 }
 

pkg/local_object_storage/metabase/errors.go

@@ -1,19 +1,10 @@
 package meta
 
 import (
-	"errors"
-
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 )
 
 // ErrObjectIsExpired is returned when the requested object's
 // epoch is less than the current one. Such objects are considered
 // as removed and should not be returned from the Storage Engine.
 var ErrObjectIsExpired = logicerr.New("object is expired")
-
-// IsErrRemoved checks if error returned by Shard Exists/Get/Put method
-// corresponds to removed object.
-func IsErrRemoved(err error) bool {
-	return errors.As(err, new(apistatus.ObjectAlreadyRemoved))
-}

pkg/local_object_storage/metabase/exists.go

@@ -82,9 +82,9 @@ func (db *DB) exists(tx *bbolt.Tx, addr oid.Address, currEpoch uint64) (exists b
 	// check graveyard and object expiration first
 	switch objectStatus(tx, addr, currEpoch) {
 	case 1:
-		return false, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return false, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	case 2:
-		return false, logicerr.Wrap(apistatus.ObjectAlreadyRemoved{})
+		return false, logicerr.Wrap(new(apistatus.ObjectAlreadyRemoved))
 	case 3:
 		return false, ErrObjectIsExpired
 	}

pkg/local_object_storage/metabase/exists_test.go

@@ -7,7 +7,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
@@ -40,7 +40,7 @@ func TestDB_Exists(t *testing.T) {
 			require.NoError(t, err)
 
 			exists, err := metaExists(db, object.AddressOf(regular))
-			require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+			require.True(t, client.IsErrObjectAlreadyRemoved(err))
 			require.False(t, exists)
 		})
 	})

pkg/local_object_storage/metabase/get.go

@@ -91,9 +91,9 @@ func (db *DB) get(tx *bbolt.Tx, addr oid.Address, key []byte, checkStatus, raw b
 	if checkStatus {
 		switch objectStatus(tx, addr, currEpoch) {
 		case 1:
-			return nil, logicerr.Wrap(apistatus.ObjectNotFound{})
+			return nil, logicerr.Wrap(new(apistatus.ObjectNotFound))
 		case 2:
-			return nil, logicerr.Wrap(apistatus.ObjectAlreadyRemoved{})
+			return nil, logicerr.Wrap(new(apistatus.ObjectAlreadyRemoved))
 		case 3:
 			return nil, ErrObjectIsExpired
 		}
@@ -143,7 +143,7 @@ func getVirtualObject(tx *bbolt.Tx, cnr cid.ID, key []byte, raw bool) (*objectSD
 	bucketName := make([]byte, bucketKeySize)
 	parentBucket := tx.Bucket(parentBucketName(cnr, bucketName))
 	if parentBucket == nil {
-		return nil, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return nil, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	relativeLst, err := decodeList(parentBucket.Get(key))
@@ -152,7 +152,7 @@ func getVirtualObject(tx *bbolt.Tx, cnr cid.ID, key []byte, raw bool) (*objectSD
 	}
 
 	if len(relativeLst) == 0 { // this should never happen though
-		return nil, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return nil, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	// pick last item, for now there is not difference which address to pick
@@ -171,7 +171,7 @@ func getVirtualObject(tx *bbolt.Tx, cnr cid.ID, key []byte, raw bool) (*objectSD
 	par := child.Parent()
 
 	if par == nil { // this should never happen though
-		return nil, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return nil, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	return par, nil
@@ -183,5 +183,5 @@ func getSplitInfoError(tx *bbolt.Tx, cnr cid.ID, key []byte) error {
 		return logicerr.Wrap(objectSDK.NewSplitInfoError(splitInfo))
 	}
 
-	return logicerr.Wrap(apistatus.ObjectNotFound{})
+	return logicerr.Wrap(new(apistatus.ObjectNotFound))
 }

pkg/local_object_storage/metabase/get_test.go

@@ -12,7 +12,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -114,7 +114,7 @@ func TestDB_Get(t *testing.T) {
 
 		require.NoError(t, metaInhume(db, obj, ts))
 		_, err := metaGet(db, obj, false)
-		require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+		require.True(t, client.IsErrObjectAlreadyRemoved(err))
 
 		obj = oidtest.Address()
 
@@ -124,7 +124,7 @@ func TestDB_Get(t *testing.T) {
 		_, err = db.Inhume(context.Background(), prm)
 		require.NoError(t, err)
 		_, err = metaGet(db, obj, false)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, client.IsErrObjectNotFound(err))
 	})
 
 	t.Run("expired object", func(t *testing.T) {

pkg/local_object_storage/metabase/inhume.go

@@ -166,7 +166,7 @@ func (db *DB) inhumeTx(tx *bbolt.Tx, epoch uint64, prm InhumePrm, res *InhumeRes
 
 		// prevent locked objects to be inhumed
 		if !prm.forceRemoval && objectLocked(tx, cnr, id) {
-			return apistatus.ObjectLocked{}
+			return new(apistatus.ObjectLocked)
 		}
 
 		var lockWasChecked bool

pkg/local_object_storage/metabase/inhume_test.go

@@ -7,6 +7,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
@@ -28,10 +29,10 @@ func TestDB_Inhume(t *testing.T) {
 	require.NoError(t, err)
 
 	_, err = metaExists(db, object.AddressOf(raw))
-	require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+	require.True(t, client.IsErrObjectAlreadyRemoved(err))
 
 	_, err = metaGet(db, object.AddressOf(raw), false)
-	require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+	require.True(t, client.IsErrObjectAlreadyRemoved(err))
 }
 
 func TestInhumeTombOnTomb(t *testing.T) {
@@ -58,7 +59,7 @@ func TestInhumeTombOnTomb(t *testing.T) {
 
 	// addr1 should become inhumed {addr1:addr2}
 	_, err = db.Exists(context.Background(), existsPrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+	require.True(t, client.IsErrObjectAlreadyRemoved(err))
 
 	inhumePrm.SetAddresses(addr3)
 	inhumePrm.SetTombstoneAddress(addr1)
@@ -72,13 +73,13 @@ func TestInhumeTombOnTomb(t *testing.T) {
 	// NOT ObjectAlreadyRemoved since that record has been removed
 	// from graveyard but addr1 is still marked with GC
 	_, err = db.Exists(context.Background(), existsPrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+	require.True(t, client.IsErrObjectNotFound(err))
 
 	existsPrm.SetAddress(addr3)
 
 	// addr3 should be inhumed {addr3: addr1}
 	_, err = db.Exists(context.Background(), existsPrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+	require.True(t, client.IsErrObjectAlreadyRemoved(err))
 
 	inhumePrm.SetAddresses(addr1)
 	inhumePrm.SetTombstoneAddress(oidtest.Address())
@@ -93,7 +94,7 @@ func TestInhumeTombOnTomb(t *testing.T) {
 	// (tomb can not be inhumed) but should be kept as object
 	// with GC mark
 	_, err = db.Exists(context.Background(), existsPrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+	require.True(t, client.IsErrObjectNotFound(err))
 }
 
 func TestInhumeLocked(t *testing.T) {
@@ -109,7 +110,7 @@ func TestInhumeLocked(t *testing.T) {
 
 	_, err = db.Inhume(context.Background(), prm)
 
-	var e apistatus.ObjectLocked
+	var e *apistatus.ObjectLocked
 	require.ErrorAs(t, err, &e)
 }
 

pkg/local_object_storage/metabase/lock.go

@@ -80,7 +80,7 @@ func (db *DB) lockInternal(locked []oid.ID, cnr cid.ID, locker oid.ID) error {
 
 	return metaerr.Wrap(db.boltDB.Update(func(tx *bbolt.Tx) error {
 		if firstIrregularObjectType(tx, cnr, bucketKeysLocked...) != objectSDK.TypeRegular {
-			return logicerr.Wrap(apistatus.LockNonRegularObject{})
+			return logicerr.Wrap(new(apistatus.LockNonRegularObject))
 		}
 
 		bucketLocked := tx.Bucket(bucketNameLocked)

pkg/local_object_storage/metabase/lock_test.go

@@ -41,7 +41,7 @@ func TestDB_Lock(t *testing.T) {
 			err := metaPut(db, obj, nil)
 			require.NoError(t, err, typ)
 
-			var e apistatus.LockNonRegularObject
+			var e *apistatus.LockNonRegularObject
 
 			id, _ := obj.ID()
 
@@ -66,13 +66,15 @@ func TestDB_Lock(t *testing.T) {
 
 		// check locking relation
 
+		var objLockedErr *apistatus.ObjectLocked
+
 		inhumePrm.SetAddresses(objAddr)
 		_, err := db.Inhume(context.Background(), inhumePrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+		require.ErrorAs(t, err, &objLockedErr)
 
 		inhumePrm.SetTombstoneAddress(oidtest.Address())
 		_, err = db.Inhume(context.Background(), inhumePrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+		require.ErrorAs(t, err, &objLockedErr)
 
 		// try to remove lock object
 		inhumePrm.SetAddresses(lockAddr)
@@ -84,11 +86,11 @@ func TestDB_Lock(t *testing.T) {
 
 		inhumePrm.SetAddresses(objAddr)
 		_, err = db.Inhume(context.Background(), inhumePrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+		require.ErrorAs(t, err, &objLockedErr)
 
 		inhumePrm.SetTombstoneAddress(oidtest.Address())
 		_, err = db.Inhume(context.Background(), inhumePrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+		require.ErrorAs(t, err, &objLockedErr)
 	})
 
 	t.Run("lock-unlock scenario", func(t *testing.T) {
@@ -97,9 +99,11 @@ func TestDB_Lock(t *testing.T) {
 		objAddr := objectcore.AddressOf(objs[0])
 		lockAddr := objectcore.AddressOf(lockObj)
 
+		var objLockedErr *apistatus.ObjectLocked
+
 		// try to inhume locked object using tombstone
 		err := metaInhume(db, objAddr, lockAddr)
-		require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+		require.ErrorAs(t, err, &objLockedErr)
 
 		// free locked object
 		var inhumePrm meta.InhumePrm

pkg/local_object_storage/shard/control.go

@@ -11,6 +11,7 @@ import (
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard/mode"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"go.uber.org/zap"
@@ -195,7 +196,7 @@ func (s *Shard) refillMetabase(ctx context.Context) error {
 		mPrm.SetStorageID(descriptor)
 
 		_, err = s.metaBase.Put(ctx, mPrm)
-		if err != nil && !meta.IsErrRemoved(err) && !errors.Is(err, meta.ErrObjectIsExpired) {
+		if err != nil && !client.IsErrObjectAlreadyRemoved(err) && !errors.Is(err, meta.ErrObjectIsExpired) {
 			return err
 		}
 

pkg/local_object_storage/shard/control_test.go

@@ -20,6 +20,7 @@ import (
 	writecacheconfig "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache/config"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache/writecachebbolt"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
@@ -170,7 +171,7 @@ func TestRefillMetabaseCorrupted(t *testing.T) {
 	var getPrm GetPrm
 	getPrm.SetAddress(addr)
 	_, err = sh.Get(context.Background(), getPrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+	require.True(t, client.IsErrObjectNotFound(err))
 	require.NoError(t, sh.Close())
 }
 
@@ -297,7 +298,7 @@ func TestRefillMetabase(t *testing.T) {
 		res, err := sh.Head(context.Background(), headPrm)
 
 		if expObj == nil {
-			require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+			require.True(t, client.IsErrObjectNotFound(err))
 			return
 		}
 
@@ -322,9 +323,9 @@ func TestRefillMetabase(t *testing.T) {
 			_, err := sh.Head(context.Background(), headPrm)
 
 			if exists {
-				require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+				require.True(t, client.IsErrObjectAlreadyRemoved(err))
 			} else {
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, client.IsErrObjectNotFound(err))
 			}
 		}
 	}
@@ -339,9 +340,9 @@ func TestRefillMetabase(t *testing.T) {
 			var prm InhumePrm
 			prm.MarkAsGarbage(addr)
 
+			var target *apistatus.ObjectLocked
 			_, err := sh.Inhume(context.Background(), prm)
-			require.ErrorAs(t, err, new(apistatus.ObjectLocked),
+			require.ErrorAs(t, err, &target, "object %s should be locked", locked[i])
-				"object %s should be locked", locked[i])
 		}
 	}
 

pkg/local_object_storage/shard/delete.go

@@ -9,6 +9,7 @@ import (
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache"
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/trace"
@@ -79,7 +80,7 @@ func (s *Shard) delete(ctx context.Context, prm DeletePrm) (DeleteRes, error) {
 func (s *Shard) deleteObjectFromWriteCacheSafe(ctx context.Context, addr oid.Address) {
 	if s.hasWriteCache() {
 		err := s.writeCache.Delete(ctx, addr)
-		if err != nil && !IsErrNotFound(err) && !errors.Is(err, writecache.ErrReadOnly) {
+		if err != nil && !client.IsErrObjectNotFound(err) && !errors.Is(err, writecache.ErrReadOnly) {
 			s.log.Warn(logs.ShardCantDeleteObjectFromWriteCache, zap.Error(err))
 		}
 	}

pkg/local_object_storage/shard/delete_test.go

@@ -7,7 +7,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	"github.com/stretchr/testify/require"
 )
@@ -57,7 +57,7 @@ func testShardDelete(t *testing.T, hasWriteCache bool) {
 		require.NoError(t, err)
 
 		_, err = sh.Get(context.Background(), getPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, client.IsErrObjectNotFound(err))
 	})
 
 	t.Run("small object", func(t *testing.T) {
@@ -81,6 +81,6 @@ func testShardDelete(t *testing.T, hasWriteCache bool) {
 		require.NoError(t, err)
 
 		_, err = sh.Get(context.Background(), getPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, client.IsErrObjectNotFound(err))
 	})
 }

pkg/local_object_storage/shard/errors.go

@@ -10,22 +10,11 @@ import (
 
 var ErrShardDisabled = logicerr.New("shard disabled")
 
-// IsErrNotFound checks if error returned by Shard Get/Head/GetRange method
-// corresponds to missing object.
-func IsErrNotFound(err error) bool {
-	return errors.As(err, new(apistatus.ObjectNotFound))
-}
-
-// IsErrRemoved checks if error returned by Shard Exists/Get/Head/GetRange method
-// corresponds to removed object.
-func IsErrRemoved(err error) bool {
-	return errors.As(err, new(apistatus.ObjectAlreadyRemoved))
-}
-
 // IsErrOutOfRange checks if an error returned by Shard GetRange method
 // corresponds to exceeding the object bounds.
 func IsErrOutOfRange(err error) bool {
-	return errors.As(err, new(apistatus.ObjectOutOfRange))
+	var target *apistatus.ObjectOutOfRange
+	return errors.As(err, &target)
 }
 
 // IsErrObjectExpired checks if an error returned by Shard corresponds to

pkg/local_object_storage/shard/gc_internal_test.go

@@ -16,6 +16,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/pilorama"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -109,7 +110,7 @@ func Test_ObjectNotFoundIfNotDeletedFromMetabase(t *testing.T) {
 	require.NoError(t, err, "failed to inhume")
 	_, err = sh.Get(context.Background(), getPrm)
 	require.Error(t, err, "get returned error")
-	require.True(t, IsErrNotFound(err), "invalid error type")
+	require.True(t, client.IsErrObjectNotFound(err), "invalid error type")
 
 	//storageID
 	var metaStIDPrm meta.StorageIDPrm
@@ -140,5 +141,5 @@ func Test_ObjectNotFoundIfNotDeletedFromMetabase(t *testing.T) {
 	//get should return object not found
 	_, err = sh.Get(context.Background(), getPrm)
 	require.Error(t, err, "get returned no error")
-	require.True(t, IsErrNotFound(err), "invalid error type")
+	require.True(t, client.IsErrObjectNotFound(err), "invalid error type")
 }

pkg/local_object_storage/shard/gc_test.go

@@ -12,6 +12,7 @@ import (
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
 	writecacheconfig "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache/config"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -74,7 +75,7 @@ func Test_GCDropsLockedExpiredSimpleObject(t *testing.T) {
 	getPrm.SetAddress(objectCore.AddressOf(obj))
 	require.Eventually(t, func() bool {
 		_, err = sh.Get(context.Background(), getPrm)
-		return shard.IsErrNotFound(err)
+		return client.IsErrObjectNotFound(err)
 	}, 3*time.Second, 1*time.Second, "expired object must be deleted")
 }
 
@@ -171,6 +172,6 @@ func Test_GCDropsLockedExpiredComplexObject(t *testing.T) {
 
 	require.Eventually(t, func() bool {
 		_, err = sh.Get(context.Background(), getPrm)
-		return shard.IsErrNotFound(err)
+		return client.IsErrObjectNotFound(err)
 	}, 3*time.Second, 1*time.Second, "expired complex object must be deleted on epoch after lock expires")
 }

pkg/local_object_storage/shard/get.go

@@ -11,6 +11,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/util/logicerr"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache"
 	"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"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -129,7 +130,7 @@ func (s *Shard) fetchObjectData(ctx context.Context, addr oid.Address, skipMeta
 		}
 
 		if !mRes.Exists() {
-			return nil, false, logicerr.Wrap(apistatus.ObjectNotFound{})
+			return nil, false, logicerr.Wrap(new(apistatus.ObjectNotFound))
 		}
 	} else {
 		s.log.Warn(logs.ShardFetchingObjectWithoutMeta, zap.Stringer("addr", addr))
@@ -140,7 +141,7 @@ func (s *Shard) fetchObjectData(ctx context.Context, addr oid.Address, skipMeta
 		if err == nil || IsErrOutOfRange(err) {
 			return res, false, err
 		}
-		if IsErrNotFound(err) {
+		if client.IsErrObjectNotFound(err) {
 			s.log.Debug(logs.ShardObjectIsMissingInWritecache,
 				zap.Stringer("addr", addr),
 				zap.Bool("skip_meta", skipMeta))

pkg/local_object_storage/shard/get_test.go

@@ -10,6 +10,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id/test"
@@ -119,10 +120,10 @@ func testGet(t *testing.T, sh *shard.Shard, getPrm shard.GetPrm, hasWriteCache b
 	res, err := sh.Get(context.Background(), getPrm)
 	if hasWriteCache {
 		require.Eventually(t, func() bool {
-			if shard.IsErrNotFound(err) {
+			if client.IsErrObjectNotFound(err) {
 				res, err = sh.Get(context.Background(), getPrm)
 			}
-			return !shard.IsErrNotFound(err)
+			return !client.IsErrObjectNotFound(err)
 		}, time.Second, time.Millisecond*100)
 	}
 	return res, err

pkg/local_object_storage/shard/head_test.go

@@ -9,6 +9,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	"github.com/stretchr/testify/require"
@@ -90,10 +91,10 @@ func testHead(t *testing.T, sh *shard.Shard, headPrm shard.HeadPrm, hasWriteCach
 	res, err := sh.Head(context.Background(), headPrm)
 	if hasWriteCache {
 		require.Eventually(t, func() bool {
-			if shard.IsErrNotFound(err) {
+			if client.IsErrObjectNotFound(err) {
 				res, err = sh.Head(context.Background(), headPrm)
 			}
-			return !shard.IsErrNotFound(err)
+			return !client.IsErrObjectNotFound(err)
 		}, time.Second, time.Millisecond*100)
 	}
 	return res, err

pkg/local_object_storage/shard/inhume_test.go

@@ -7,7 +7,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/testutil"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	"github.com/stretchr/testify/require"
 )
@@ -56,5 +56,5 @@ func testShardInhume(t *testing.T, hasWriteCache bool) {
 	require.NoError(t, err)
 
 	_, err = sh.Get(context.Background(), getPrm)
-	require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+	require.True(t, client.IsErrObjectAlreadyRemoved(err))
 }

pkg/local_object_storage/shard/lock_test.go

@@ -13,6 +13,7 @@ import (
 	meta "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/metabase"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	cidtest "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id/test"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
@@ -96,12 +97,14 @@ func TestShard_Lock(t *testing.T) {
 		var inhumePrm shard.InhumePrm
 		inhumePrm.SetTarget(objectcore.AddressOf(ts), objectcore.AddressOf(obj))
 
+		var objLockedErr *apistatus.ObjectLocked
+
 		_, err = sh.Inhume(context.Background(), inhumePrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+		require.ErrorAs(t, err, &objLockedErr)
 
 		inhumePrm.MarkAsGarbage(objectcore.AddressOf(obj))
 		_, err = sh.Inhume(context.Background(), inhumePrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectLocked))
+		require.ErrorAs(t, err, &objLockedErr)
 	})
 
 	t.Run("inhuming lock objects", func(t *testing.T) {
@@ -141,7 +144,7 @@ func TestShard_Lock(t *testing.T) {
 		getPrm.SetAddress(objectcore.AddressOf(obj))
 
 		_, err = sh.Get(context.Background(), getPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, client.IsErrObjectNotFound(err))
 	})
 }
 

pkg/local_object_storage/shard/range.go

@@ -119,7 +119,7 @@ func (s *Shard) GetRange(ctx context.Context, prm RngPrm) (RngRes, error) {
 		from := prm.off
 		to := from + prm.ln
 		if pLen := uint64(len(payload)); to < from || pLen < from || pLen < to {
-			return nil, logicerr.Wrap(apistatus.ObjectOutOfRange{})
+			return nil, logicerr.Wrap(new(apistatus.ObjectOutOfRange))
 		}
 
 		obj := objectSDK.New()

pkg/local_object_storage/shard/range_test.go

@@ -119,7 +119,8 @@ func testShardGetRange(t *testing.T, hasWriteCache bool) {
 
 			res, err := sh.GetRange(context.Background(), rngPrm)
 			if tc.hasErr {
-				require.ErrorAs(t, err, &apistatus.ObjectOutOfRange{})
+				var target *apistatus.ObjectOutOfRange
+				require.ErrorAs(t, err, &target)
 			} else {
 				require.Equal(t,
 					payload[tc.rng.GetOffset():tc.rng.GetOffset()+tc.rng.GetLength()],

pkg/local_object_storage/writecache/writecachebadger/delete.go

@@ -45,7 +45,7 @@ func (c *cache) Delete(ctx context.Context, addr oid.Address) error {
 		it, err := tx.Get([]byte(saddr))
 		if err != nil {
 			if err == badger.ErrKeyNotFound {
-				return logicerr.Wrap(apistatus.ObjectNotFound{})
+				return logicerr.Wrap(new(apistatus.ObjectNotFound))
 			}
 			return err
 		}

pkg/local_object_storage/writecache/writecachebadger/get.go

@@ -47,7 +47,7 @@ func (c *cache) getInternal(addr oid.Address) (*objectSDK.Object, error) {
 		return obj, obj.Unmarshal(value)
 	}
 
-	return nil, logicerr.Wrap(apistatus.ObjectNotFound{})
+	return nil, logicerr.Wrap(new(apistatus.ObjectNotFound))
 }
 
 // Head returns object header from write-cache.
@@ -79,7 +79,7 @@ func Get(db *badger.DB, key []byte) ([]byte, error) {
 		it, err := tx.Get(key)
 		if err != nil {
 			if err == badger.ErrKeyNotFound {
-				return logicerr.Wrap(apistatus.ObjectNotFound{})
+				return logicerr.Wrap(new(apistatus.ObjectNotFound))
 			}
 			return err
 		}

pkg/local_object_storage/writecache/writecachebbolt/get.go

@@ -52,7 +52,7 @@ func (c *cache) getInternal(ctx context.Context, saddr string, addr oid.Address)
 
 	res, err := c.fsTree.Get(ctx, common.GetPrm{Address: addr})
 	if err != nil {
-		return nil, logicerr.Wrap(apistatus.ObjectNotFound{})
+		return nil, logicerr.Wrap(new(apistatus.ObjectNotFound))
 	}
 
 	found = true
@@ -93,7 +93,7 @@ func Get(db *bbolt.DB, key []byte) ([]byte, error) {
 		}
 		value = b.Get(key)
 		if value == nil {
-			return logicerr.Wrap(apistatus.ObjectNotFound{})
+			return logicerr.Wrap(new(apistatus.ObjectNotFound))
 		}
 		value = slice.Copy(value)
 		return nil

pkg/local_object_storage/writecache/writecachebbolt/storage.go

@@ -2,7 +2,6 @@ package writecachebbolt
 
 import (
 	"context"
-	"errors"
 	"fmt"
 	"os"
 
@@ -12,7 +11,7 @@ import (
 	storagelog "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/internal/log"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/writecache"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 	"go.etcd.io/bbolt"
 	"go.uber.org/zap"
@@ -98,7 +97,7 @@ func (c *cache) deleteFromDisk(ctx context.Context, keys []string) []string {
 		}
 
 		_, err := c.fsTree.Delete(ctx, common.DeletePrm{Address: addr})
-		if err != nil && !errors.As(err, new(apistatus.ObjectNotFound)) {
+		if err != nil && !client.IsErrObjectNotFound(err) {
 			c.log.Error(logs.WritecacheCantRemoveObjectFromWritecache, zap.Error(err))
 
 			// Save the key for the next iteration.

pkg/morph/client/container/eacl.go

@@ -55,9 +55,7 @@ func (c *Client) GetEACL(cnr cid.ID) (*container.EACL, error) {
 	// The absence of a signature in the response can be taken as an eACL absence criterion,
 	// since unsigned table cannot be approved in the storage by design.
 	if len(sig) == 0 {
-		var errEACLNotFound apistatus.EACLNotFound
+		return nil, new(apistatus.EACLNotFound)
-
-		return nil, errEACLNotFound
 	}
 
 	pub, err := client.BytesFromStackItem(arr[2])

pkg/morph/client/container/get.go

@@ -51,9 +51,7 @@ func (c *Client) Get(cid []byte) (*containercore.Container, error) {
 	res, err := c.client.TestInvoke(prm)
 	if err != nil {
 		if strings.Contains(err.Error(), containerContract.NotFoundError) {
-			var errNotFound apistatus.ContainerNotFound
+			return nil, new(apistatus.ContainerNotFound)
-
-			return nil, errNotFound
 		}
 		return nil, fmt.Errorf("could not perform test invocation (%s): %w", getMethod, err)
 	} else if ln := len(res); ln != 1 {

pkg/services/object/acl/v2/service.go

@@ -639,7 +639,7 @@ func (b Service) findRequestInfo(req MetaWithToken, idCnr cid.ID, op acl.Op) (in
 			return info, errors.New("can't fetch current epoch")
 		}
 		if req.token.ExpiredAt(currentEpoch) {
-			return info, apistatus.SessionTokenExpired{}
+			return info, new(apistatus.SessionTokenExpired)
 		}
 		if req.token.InvalidAt(currentEpoch) {
 			return info, fmt.Errorf("%s: token is invalid at %d epoch)",

pkg/services/object/common.go

@@ -32,11 +32,9 @@ func (x *Common) Init(state NodeState, nextHandler ServiceServer) {
 	x.nextHandler = nextHandler
 }
 
-var errMaintenance apistatus.NodeUnderMaintenance
-
 func (x *Common) Get(req *objectV2.GetRequest, stream GetObjectStream) error {
 	if x.state.IsMaintenance() {
-		return errMaintenance
+		return new(apistatus.NodeUnderMaintenance)
 	}
 
 	return x.nextHandler.Get(req, stream)
@@ -44,7 +42,7 @@ func (x *Common) Get(req *objectV2.GetRequest, stream GetObjectStream) error {
 
 func (x *Common) Put() (PutObjectStream, error) {
 	if x.state.IsMaintenance() {
-		return nil, errMaintenance
+		return nil, new(apistatus.NodeUnderMaintenance)
 	}
 
 	return x.nextHandler.Put()
@@ -52,7 +50,7 @@ func (x *Common) Put() (PutObjectStream, error) {
 
 func (x *Common) Head(ctx context.Context, req *objectV2.HeadRequest) (*objectV2.HeadResponse, error) {
 	if x.state.IsMaintenance() {
-		return nil, errMaintenance
+		return nil, new(apistatus.NodeUnderMaintenance)
 	}
 
 	return x.nextHandler.Head(ctx, req)
@@ -60,7 +58,7 @@ func (x *Common) Head(ctx context.Context, req *objectV2.HeadRequest) (*objectV2
 
 func (x *Common) Search(req *objectV2.SearchRequest, stream SearchStream) error {
 	if x.state.IsMaintenance() {
-		return errMaintenance
+		return new(apistatus.NodeUnderMaintenance)
 	}
 
 	return x.nextHandler.Search(req, stream)
@@ -68,7 +66,7 @@ func (x *Common) Search(req *objectV2.SearchRequest, stream SearchStream) error
 
 func (x *Common) Delete(ctx context.Context, req *objectV2.DeleteRequest) (*objectV2.DeleteResponse, error) {
 	if x.state.IsMaintenance() {
-		return nil, errMaintenance
+		return nil, new(apistatus.NodeUnderMaintenance)
 	}
 
 	return x.nextHandler.Delete(ctx, req)
@@ -76,7 +74,7 @@ func (x *Common) Delete(ctx context.Context, req *objectV2.DeleteRequest) (*obje
 
 func (x *Common) GetRange(req *objectV2.GetRangeRequest, stream GetObjectRangeStream) error {
 	if x.state.IsMaintenance() {
-		return errMaintenance
+		return new(apistatus.NodeUnderMaintenance)
 	}
 
 	return x.nextHandler.GetRange(req, stream)
@@ -84,7 +82,7 @@ func (x *Common) GetRange(req *objectV2.GetRangeRequest, stream GetObjectRangeSt
 
 func (x *Common) GetRangeHash(ctx context.Context, req *objectV2.GetRangeHashRequest) (*objectV2.GetRangeHashResponse, error) {
 	if x.state.IsMaintenance() {
-		return nil, errMaintenance
+		return nil, new(apistatus.NodeUnderMaintenance)
 	}
 
 	return x.nextHandler.GetRangeHash(ctx, req)
@@ -92,7 +90,7 @@ func (x *Common) GetRangeHash(ctx context.Context, req *objectV2.GetRangeHashReq
 
 func (x *Common) PutSingle(ctx context.Context, req *objectV2.PutSingleRequest) (*objectV2.PutSingleResponse, error) {
 	if x.state.IsMaintenance() {
-		return nil, errMaintenance
+		return nil, new(apistatus.NodeUnderMaintenance)
 	}
 
 	return x.nextHandler.PutSingle(ctx, req)

pkg/services/object/get/assemble.go

@@ -63,8 +63,8 @@ func (r *request) assemble(ctx context.Context) {
 	var errSplitInfo *objectSDK.SplitInfoError
 	var errRemovedRemote *apistatus.ObjectAlreadyRemoved
 	var errOutOfRangeRemote *apistatus.ObjectOutOfRange
-	var errRemovedLocal apistatus.ObjectAlreadyRemoved
+	var errRemovedLocal *apistatus.ObjectAlreadyRemoved
-	var errOutOfRangeLocal apistatus.ObjectOutOfRange
+	var errOutOfRangeLocal *apistatus.ObjectOutOfRange
 
 	switch {
 	default:

pkg/services/object/get/get_test.go

@@ -16,6 +16,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object_manager/placement"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/util/logger/test"
+	clientSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container"
 	cid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/container/id"
@@ -128,9 +129,7 @@ func (c *testClient) addResult(addr oid.Address, obj *objectSDK.Object, err erro
 func (c *testClient) Get(ctx context.Context, address oid.Address, requestParams RemoteRequestParams) (*objectSDK.Object, error) {
 	v, ok := c.results[address.EncodeToString()]
 	if !ok {
-		var errNotFound apistatus.ObjectNotFound
+		return nil, new(apistatus.ObjectNotFound)
-
-		return nil, errNotFound
 	}
 
 	if v.err != nil {
@@ -172,9 +171,7 @@ func (s *testStorage) Range(_ context.Context, address oid.Address, rng *objectS
 	)
 
 	if _, ok = s.inhumed[sAddr]; ok {
-		var errRemoved apistatus.ObjectAlreadyRemoved
+		return nil, new(apistatus.ObjectAlreadyRemoved)
-
-		return nil, errRemoved
 	}
 
 	if info, ok := s.virtual[sAddr]; ok {
@@ -185,9 +182,7 @@ func (s *testStorage) Range(_ context.Context, address oid.Address, rng *objectS
 		return cutToRange(obj, rng), nil
 	}
 
-	var errNotFound apistatus.ObjectNotFound
+	return nil, new(apistatus.ObjectNotFound)
-
-	return nil, errNotFound
 }
 
 func cutToRange(o *objectSDK.Object, rng *objectSDK.Range) *objectSDK.Object {
@@ -374,19 +369,19 @@ func TestGetLocalOnly(t *testing.T) {
 
 		err := svc.Get(ctx, p)
 
-		require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+		require.True(t, clientSDK.IsErrObjectAlreadyRemoved(err))
 
 		rngPrm := newRngPrm(false, nil, 0, 0)
 		rngPrm.WithAddress(addr)
 
 		err = svc.GetRange(ctx, rngPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+		require.True(t, clientSDK.IsErrObjectAlreadyRemoved(err))
 
 		headPrm := newHeadPrm(false, nil)
 		headPrm.WithAddress(addr)
 
 		err = svc.Head(ctx, headPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectAlreadyRemoved))
+		require.True(t, clientSDK.IsErrObjectAlreadyRemoved(err))
 	})
 
 	t.Run("404", func(t *testing.T) {
@@ -401,20 +396,20 @@ func TestGetLocalOnly(t *testing.T) {
 
 		err := svc.Get(ctx, p)
 
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 		rngPrm := newRngPrm(false, nil, 0, 0)
 		rngPrm.WithAddress(addr)
 
 		err = svc.GetRange(ctx, rngPrm)
 
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 		headPrm := newHeadPrm(false, nil)
 		headPrm.WithAddress(addr)
 
 		err = svc.Head(ctx, headPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, clientSDK.IsErrObjectNotFound(err))
 	})
 
 	t.Run("VIRTUAL", func(t *testing.T) {
@@ -679,19 +674,19 @@ func TestGetRemoteSmall(t *testing.T) {
 		p.WithAddress(addr)
 
 		err := svc.Get(ctx, p)
-		require.ErrorAs(t, err, new(*apistatus.ObjectAlreadyRemoved))
+		require.True(t, clientSDK.IsErrObjectAlreadyRemoved(err))
 
 		rngPrm := newRngPrm(false, nil, 0, 0)
 		rngPrm.WithAddress(addr)
 
 		err = svc.GetRange(ctx, rngPrm)
-		require.ErrorAs(t, err, new(*apistatus.ObjectAlreadyRemoved))
+		require.True(t, clientSDK.IsErrObjectAlreadyRemoved(err))
 
 		headPrm := newHeadPrm(false, nil)
 		headPrm.WithAddress(addr)
 
 		err = svc.Head(ctx, headPrm)
-		require.ErrorAs(t, err, new(*apistatus.ObjectAlreadyRemoved))
+		require.True(t, clientSDK.IsErrObjectAlreadyRemoved(err))
 	})
 
 	t.Run("404", func(t *testing.T) {
@@ -723,19 +718,19 @@ func TestGetRemoteSmall(t *testing.T) {
 		p.WithAddress(addr)
 
 		err := svc.Get(ctx, p)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 		rngPrm := newRngPrm(false, nil, 0, 0)
 		rngPrm.WithAddress(addr)
 
 		err = svc.GetRange(ctx, rngPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 		headPrm := newHeadPrm(false, nil)
 		headPrm.WithAddress(addr)
 
 		err = svc.Head(ctx, headPrm)
-		require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+		require.True(t, clientSDK.IsErrObjectNotFound(err))
 	})
 
 	t.Run("VIRTUAL", func(t *testing.T) {
@@ -768,11 +763,11 @@ func TestGetRemoteSmall(t *testing.T) {
 
 				c1 := newTestClient()
 				c1.addResult(addr, nil, errors.New("any error"))
-				c1.addResult(splitAddr, nil, apistatus.ObjectNotFound{})
+				c1.addResult(splitAddr, nil, new(apistatus.ObjectNotFound))
 
 				c2 := newTestClient()
 				c2.addResult(addr, nil, objectSDK.NewSplitInfoError(splitInfo))
-				c2.addResult(splitAddr, nil, apistatus.ObjectNotFound{})
+				c2.addResult(splitAddr, nil, new(apistatus.ObjectNotFound))
 
 				builder := &testPlacementBuilder{
 					vectors: map[string][][]netmap.NodeInfo{
@@ -794,13 +789,13 @@ func TestGetRemoteSmall(t *testing.T) {
 				p.WithAddress(addr)
 
 				err := svc.Get(ctx, p)
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 				rngPrm := newRngPrm(false, nil, 0, 0)
 				rngPrm.WithAddress(addr)
 
 				err = svc.GetRange(ctx, rngPrm)
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, clientSDK.IsErrObjectNotFound(err))
 			})
 
 			t.Run("get chain element failure", func(t *testing.T) {
@@ -845,7 +840,7 @@ func TestGetRemoteSmall(t *testing.T) {
 				c2.addResult(addr, nil, objectSDK.NewSplitInfoError(splitInfo))
 				c2.addResult(linkAddr, linkingObj, nil)
 				c2.addResult(child1Addr, children[0], nil)
-				c2.addResult(child2Addr, nil, apistatus.ObjectNotFound{})
+				c2.addResult(child2Addr, nil, new(apistatus.ObjectNotFound))
 
 				builder := &testPlacementBuilder{
 					vectors: map[string][][]netmap.NodeInfo{
@@ -869,13 +864,13 @@ func TestGetRemoteSmall(t *testing.T) {
 				p.WithAddress(addr)
 
 				err := svc.Get(ctx, p)
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 				rngPrm := newRngPrm(false, NewSimpleObjectWriter(), 0, 1)
 				rngPrm.WithAddress(addr)
 
 				err = svc.GetRange(ctx, rngPrm)
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, clientSDK.IsErrObjectNotFound(err))
 			})
 
 			t.Run("OK", func(t *testing.T) {
@@ -1315,11 +1310,11 @@ func TestGetRemoteSmall(t *testing.T) {
 
 				c1 := newTestClient()
 				c1.addResult(addr, nil, errors.New("any error"))
-				c1.addResult(splitAddr, nil, apistatus.ObjectNotFound{})
+				c1.addResult(splitAddr, nil, new(apistatus.ObjectNotFound))
 
 				c2 := newTestClient()
 				c2.addResult(addr, nil, objectSDK.NewSplitInfoError(splitInfo))
-				c2.addResult(splitAddr, nil, apistatus.ObjectNotFound{})
+				c2.addResult(splitAddr, nil, new(apistatus.ObjectNotFound))
 
 				builder := &testPlacementBuilder{
 					vectors: map[string][][]netmap.NodeInfo{
@@ -1341,13 +1336,13 @@ func TestGetRemoteSmall(t *testing.T) {
 				p.WithAddress(addr)
 
 				err := svc.Get(ctx, p)
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 				rngPrm := newRngPrm(false, nil, 0, 0)
 				rngPrm.WithAddress(addr)
 
 				err = svc.GetRange(ctx, rngPrm)
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, clientSDK.IsErrObjectNotFound(err))
 			})
 
 			t.Run("get chain element failure", func(t *testing.T) {
@@ -1403,19 +1398,19 @@ func TestGetRemoteSmall(t *testing.T) {
 				testHeadVirtual(svc, addr, splitInfo)
 
 				headSvc := newTestClient()
-				headSvc.addResult(preRightAddr, nil, apistatus.ObjectNotFound{})
+				headSvc.addResult(preRightAddr, nil, new(apistatus.ObjectNotFound))
 
 				p := newPrm(false, NewSimpleObjectWriter())
 				p.WithAddress(addr)
 
 				err := svc.Get(ctx, p)
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 				rngPrm := newRngPrm(false, nil, 0, 1)
 				rngPrm.WithAddress(addr)
 
 				err = svc.GetRange(ctx, rngPrm)
-				require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+				require.True(t, clientSDK.IsErrObjectNotFound(err))
 			})
 
 			t.Run("child has different parent", func(t *testing.T) {
@@ -1711,7 +1706,7 @@ func TestGetFromPastEpoch(t *testing.T) {
 	p.WithAddress(addr)
 
 	err := svc.Get(ctx, p)
-	require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+	require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 	commonPrm.SetNetmapLookupDepth(1)
 
@@ -1734,7 +1729,7 @@ func TestGetFromPastEpoch(t *testing.T) {
 	rp.SetRange(r)
 
 	err = svc.GetRange(ctx, rp)
-	require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+	require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 	w = NewSimpleObjectWriter()
 	rp.SetChunkWriter(w)
@@ -1751,7 +1746,7 @@ func TestGetFromPastEpoch(t *testing.T) {
 	hp.WithAddress(addr)
 
 	err = svc.Head(ctx, hp)
-	require.ErrorAs(t, err, new(apistatus.ObjectNotFound))
+	require.True(t, clientSDK.IsErrObjectNotFound(err))
 
 	w = NewSimpleObjectWriter()
 	hp.SetHeaderWriter(w)

pkg/services/object/get/local.go

@@ -22,8 +22,8 @@ func (r *request) executeLocal(ctx context.Context) {
 	r.collectedObject, err = r.get(ctx)
 
 	var errSplitInfo *objectSDK.SplitInfoError
-	var errRemoved apistatus.ObjectAlreadyRemoved
+	var errRemoved *apistatus.ObjectAlreadyRemoved
-	var errOutOfRange apistatus.ObjectOutOfRange
+	var errOutOfRange *apistatus.ObjectOutOfRange
 
 	switch {
 	default:

pkg/services/object/get/remote.go

@@ -31,10 +31,8 @@ func (r *request) processNode(ctx context.Context, info client.NodeInfo) bool {
 
 	switch {
 	default:
-		var errNotFound apistatus.ObjectNotFound
-
 		r.status = statusUndefined
-		r.err = errNotFound
+		r.err = new(apistatus.ObjectNotFound)
 
 		r.log.Debug(logs.GetRemoteCallFailed, zap.Error(err))
 	case err == nil:

pkg/services/object/get/v2/util.go

@@ -3,7 +3,6 @@ package getsvc
 import (
 	"context"
 	"crypto/sha256"
-	"errors"
 	"hash"
 
 	objectV2 "git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/object"
@@ -15,6 +14,7 @@ import (
 	objectSvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object"
 	getsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/get"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
+	clientSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
@@ -154,7 +154,7 @@ func (s *Service) toHashRangePrm(req *objectV2.GetRangeHashRequest) (*getsvc.Ran
 			ID:    tok.ID(),
 			Owner: tok.Issuer(),
 		})
-		if err != nil && errors.As(err, new(apistatus.SessionTokenNotFound)) {
+		if err != nil && clientSDK.IsErrSessionNotFound(err) {
 			commonPrm.ForgetTokens()
 			signerKey, err = s.keyStorage.GetKey(nil)
 		}

pkg/services/object/util/key.go

@@ -68,16 +68,12 @@ func (s *KeyStorage) GetKey(info *SessionInfo) (*ecdsa.PrivateKey, error) {
 		pToken := s.tokenStore.Get(info.Owner, binID)
 		if pToken != nil {
 			if pToken.ExpiredAt() <= s.networkState.CurrentEpoch() {
-				var errExpired apistatus.SessionTokenExpired
+				return nil, new(apistatus.SessionTokenExpired)
-
-				return nil, errExpired
 			}
 			return pToken.SessionKey(), nil
 		}
 
-		var errNotFound apistatus.SessionTokenNotFound
+		return nil, new(apistatus.SessionTokenNotFound)
-
-		return nil, errNotFound
 	}
 
 	return s.key, nil

pkg/services/object_manager/tombstone/source/source.go

@@ -2,12 +2,11 @@ package tsourse
 
 import (
 	"context"
-	"errors"
 	"fmt"
 
 	getsvc "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/get"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/object/util"
-	apistatus "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client/status"
+	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
 	objectSDK "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object"
 	oid "git.frostfs.info/TrueCloudLab/frostfs-sdk-go/object/id"
 )
@@ -68,7 +67,7 @@ func (s Source) Tombstone(ctx context.Context, a oid.Address, _ uint64) (*object
 
 	err := s.s.Head(ctx, headPrm)
 	switch {
-	case errors.As(err, new(apistatus.ObjectNotFound)) || errors.As(err, new(apistatus.ObjectAlreadyRemoved)):
+	case client.IsErrObjectNotFound(err) || client.IsErrObjectAlreadyRemoved(err):
 		return nil, nil
 	case err != nil:
 		return nil, fmt.Errorf("could not get tombstone from the source: %w", err)

pkg/services/policer/check.go

@@ -5,7 +5,6 @@ import (
 	"errors"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/internal/logs"
-	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/container"
 	objectcore "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/core/object"
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/replicator"
 	"git.frostfs.info/TrueCloudLab/frostfs-sdk-go/client"
@@ -27,7 +26,7 @@ func (p *Policer) processObject(ctx context.Context, addrWithType objectcore.Add
 			zap.Stringer("cid", idCnr),
 			zap.String("error", err.Error()),
 		)
-		if container.IsErrNotFound(err) {
+		if client.IsErrContainerNotFound(err) {
 			err := p.buryFn(ctx, addrWithType.Address)
 			if err != nil {
 				p.log.Error(logs.PolicerCouldNotInhumeObjectWithMissingContainer,
@@ -218,7 +217,6 @@ func isClientErrMaintenance(err error) bool {
 	default:
 		return false
 	case
-		apistatus.NodeUnderMaintenance,
 		*apistatus.NodeUnderMaintenance:
 		return true
 	}

pkg/services/policer/policer_test.go

@@ -35,7 +35,7 @@ func TestBuryObjectWithoutContainer(t *testing.T) {
 	// Container source and bury function
 	buryCh := make(chan oid.Address)
 	containerSrc := func(id cid.ID) (*container.Container, error) {
-		return nil, apistatus.ContainerNotFound{}
+		return nil, new(apistatus.ContainerNotFound)
 	}
 	buryFn := func(ctx context.Context, a oid.Address) error {
 		buryCh <- a
@@ -187,7 +187,7 @@ func TestProcessObject(t *testing.T) {
 						return nil, nil
 					}
 				}
-				return nil, apistatus.ObjectNotFound{}
+				return nil, new(apistatus.ObjectNotFound)
 			}
 
 			// Container source
@@ -199,7 +199,7 @@ func TestProcessObject(t *testing.T) {
 					return cnr, nil
 				}
 				t.Errorf("unexpected container requested: got=%v, want=%v", id, addr.Container())
-				return nil, apistatus.ContainerNotFound{}
+				return nil, new(apistatus.ContainerNotFound)
 			}
 			buryFn := func(ctx context.Context, a oid.Address) error {
 				t.Errorf("unexpected object buried: %v", a)
@@ -252,7 +252,7 @@ func TestIteratorContract(t *testing.T) {
 	}}
 
 	containerSrc := func(id cid.ID) (*container.Container, error) {
-		return nil, apistatus.ContainerNotFound{}
+		return nil, new(apistatus.ContainerNotFound)
 	}
 	buryFn := func(ctx context.Context, a oid.Address) error {
 		return nil

pkg/services/util/sign.go

@@ -51,7 +51,7 @@ func (s *SignService) SignResponse(resp ResponseMessage, err error) error {
 
 func (s *SignService) VerifyRequest(req RequestMessage) error {
 	if err := signature.VerifyServiceMessage(req); err != nil {
-		var sigErr apistatus.SignatureVerification
+		sigErr := new(apistatus.SignatureVerification)
 		sigErr.SetMessage(err.Error())
 		return sigErr
 	}