[#1840] blobstor: Return info about all components

Signed-off-by: Evgenii Stratonikov <evgeniy@morphbits.ru>

cmd/neofs-cli/modules/control/shards_list.go

@@ -4,6 +4,7 @@ import (
 	"bytes"
 	"encoding/json"
 	"fmt"
+	"strings"
 
 	"github.com/mr-tron/base58"
 	rawclient "github.com/nspcc-dev/neofs-api-go/v2/rpc/client"
@@ -65,7 +66,7 @@ func prettyPrintShardsJSON(cmd *cobra.Command, ii []*control.ShardInfo) {
 			"shard_id":    base58.Encode(i.Shard_ID),
 			"mode":        shardModeToString(i.GetMode()),
 			"metabase":    i.GetMetabasePath(),
-			"blobstor":    i.GetBlobstorPath(),
+			"blobstor":    i.GetBlobstor(),
 			"writecache":  i.GetWritecachePath(),
 			"error_count": i.GetErrorCount(),
 		})
@@ -89,9 +90,16 @@ func prettyPrintShards(cmd *cobra.Command, ii []*control.ShardInfo) {
 			return fmt.Sprintf("%s: %s\n", name, path)
 		}
 
+		var sb strings.Builder
+		sb.WriteString("Blobstor:\n")
+		for j, info := range i.GetBlobstor() {
+			sb.WriteString(fmt.Sprintf("\tPath %d: %s\n\tType %d: %s\n",
+				j, info.GetPath(), j, info.GetType()))
+		}
+
 		cmd.Printf("Shard %s:\nMode: %s\n"+
 			pathPrinter("Metabase", i.GetMetabasePath())+
-			pathPrinter("Blobstor", i.GetBlobstorPath())+
+			sb.String()+
 			pathPrinter("Write-cache", i.GetWritecachePath())+
 			pathPrinter("Pilorama", i.GetPiloramaPath())+
 			fmt.Sprintf("Error count: %d\n", i.GetErrorCount()),

pkg/local_object_storage/blobstor/blobstor.go

@@ -5,7 +5,6 @@ import (
 
 	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/common"
 	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/compression"
-	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/fstree"
 	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/shard/mode"
 	"github.com/nspcc-dev/neofs-node/pkg/util/logger"
 	objectSDK "github.com/nspcc-dev/neofs-sdk-go/object"
@@ -26,7 +25,16 @@ type BlobStor struct {
 	mode    mode.Mode
 }
 
-type Info = fstree.Info
+// Info contains information about blobstor.
+type Info struct {
+	SubStorages []SubStorageInfo
+}
+
+// SubStorageInfo contains information about blobstor storage component.
+type SubStorageInfo struct {
+	Type string
+	Path string
+}
 
 // Option represents BlobStor's constructor option.
 type Option func(*cfg)

pkg/local_object_storage/blobstor/info.go

@@ -1,13 +1,14 @@
 package blobstor
 
-import "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/fstree"
-
 // DumpInfo returns information about blob stor.
-func (b *BlobStor) DumpInfo() fstree.Info {
+func (b *BlobStor) DumpInfo() Info {
+	sub := make([]SubStorageInfo, len(b.storage))
 	for i := range b.storage {
-		if b.storage[i].Storage.Type() == "fstree" {
+		sub[i].Path = b.storage[i].Storage.Path()
-			return b.storage[i].Storage.(*fstree.FSTree).Info
+		sub[i].Type = b.storage[i].Storage.Type()
 	}
+
+	return Info{
+		SubStorages: sub,
 	}
-	return fstree.Info{}
 }

pkg/local_object_storage/engine/error_test.go

@@ -167,8 +167,8 @@ func TestBlobstorFailback(t *testing.T) {
 	checkShardState(t, e, id[0], 0, mode.ReadWrite)
 	require.NoError(t, e.Close())
 
-	p1 := e.shards[id[0].String()].Shard.DumpInfo().BlobStorInfo.RootPath
+	p1 := e.shards[id[0].String()].Shard.DumpInfo().BlobStorInfo.SubStorages[1].Path
-	p2 := e.shards[id[1].String()].Shard.DumpInfo().BlobStorInfo.RootPath
+	p2 := e.shards[id[1].String()].Shard.DumpInfo().BlobStorInfo.SubStorages[1].Path
 	tmp := filepath.Join(dir, "tmp")
 	require.NoError(t, os.Rename(p1, tmp))
 	require.NoError(t, os.Rename(p2, p1))

pkg/local_object_storage/shard/control_test.go

@@ -82,13 +82,14 @@ func TestShardOpen(t *testing.T) {
 func TestRefillMetabaseCorrupted(t *testing.T) {
 	dir := t.TempDir()
 
+	fsTree := fstree.New(
+		fstree.WithDirNameLen(2),
+		fstree.WithPath(filepath.Join(dir, "blob")),
+		fstree.WithDepth(1))
 	blobOpts := []blobstor.Option{
 		blobstor.WithStorages([]blobstor.SubStorage{
 			{
-				Storage: fstree.New(
+				Storage: fsTree,
-					fstree.WithDirNameLen(2),
-					fstree.WithPath(filepath.Join(dir, "blob")),
-					fstree.WithDepth(1)),
 			},
 		}),
 	}
@@ -111,12 +112,7 @@ func TestRefillMetabaseCorrupted(t *testing.T) {
 	require.NoError(t, sh.Close())
 
 	addr := object.AddressOf(obj)
-	fs := fstree.FSTree{
+	_, err = fsTree.Put(common.PutPrm{Address: addr, RawData: []byte("not an object")})
-		DirNameLen: 2,
-		Depth:      1,
-		Info:       sh.blobStor.DumpInfo(),
-	}
-	_, err = fs.Put(common.PutPrm{Address: addr, RawData: []byte("not an object")})
 	require.NoError(t, err)
 
 	sh = New(

pkg/services/control/server/list_shards.go

@@ -3,6 +3,7 @@ package control
 import (
 	"context"
 
+	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor"
 	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/shard/mode"
 	"github.com/nspcc-dev/neofs-node/pkg/services/control"
 	"google.golang.org/grpc/codes"
@@ -30,7 +31,7 @@ func (s *Server) ListShards(_ context.Context, req *control.ListShardsRequest) (
 
 		si.SetID(*sh.ID)
 		si.SetMetabasePath(sh.MetaBaseInfo.Path)
-		si.SetBlobstorPath(sh.BlobStorInfo.RootPath)
+		si.Blobstor = blobstorInfoToProto(sh.BlobStorInfo)
 		si.SetWriteCachePath(sh.WriteCacheInfo.Path)
 		si.SetPiloramaPath(sh.PiloramaInfo.Path)
 
@@ -64,3 +65,14 @@ func (s *Server) ListShards(_ context.Context, req *control.ListShardsRequest) (
 
 	return resp, nil
 }
+
+func blobstorInfoToProto(info blobstor.Info) []*control.BlobstorInfo {
+	res := make([]*control.BlobstorInfo, len(info.SubStorages))
+	for i := range info.SubStorages {
+		res[i] = &control.BlobstorInfo{
+			Path: info.SubStorages[i].Path,
+			Type: info.SubStorages[i].Type,
+		}
+	}
+	return res
+}

pkg/services/control/service_test.go

@@ -77,18 +77,21 @@ func equalListShardResponseBodies(b1, b2 *control.ListShardsResponse_Body) bool
 
 	for i := range b1.Shards {
 		if b1.Shards[i].GetMetabasePath() != b2.Shards[i].GetMetabasePath() ||
-			b1.Shards[i].GetBlobstorPath() != b2.Shards[i].GetBlobstorPath() ||
 			b1.Shards[i].GetWritecachePath() != b2.Shards[i].GetWritecachePath() ||
 			b1.Shards[i].GetPiloramaPath() != b2.Shards[i].GetPiloramaPath() ||
 			!bytes.Equal(b1.Shards[i].GetShard_ID(), b2.Shards[i].GetShard_ID()) {
 			return false
 		}
+
+		info1 := b1.Shards[i].GetBlobstor()
+		info2 := b2.Shards[i].GetBlobstor()
+		return compareBlobstorInfo(info1, info2)
 	}
 
 	for i := range b1.Shards {
 		for j := i + 1; j < len(b1.Shards); j++ {
 			if b1.Shards[i].GetMetabasePath() == b2.Shards[j].GetMetabasePath() ||
-				b1.Shards[i].GetBlobstorPath() == b2.Shards[j].GetBlobstorPath() ||
+				!compareBlobstorInfo(b1.Shards[i].Blobstor, b2.Shards[i].Blobstor) ||
 				b1.Shards[i].GetWritecachePath() == b2.Shards[j].GetWritecachePath() ||
 				bytes.Equal(b1.Shards[i].GetShard_ID(), b2.Shards[j].GetShard_ID()) {
 				return false
@@ -98,6 +101,18 @@ func equalListShardResponseBodies(b1, b2 *control.ListShardsResponse_Body) bool
 
 	return true
 }
+func compareBlobstorInfo(a, b []*control.BlobstorInfo) bool {
+	if len(a) != len(b) {
+		return false
+	}
+	for i := range a {
+		if a[i].Type != b[i].Type ||
+			a[i].Path != b[i].Path {
+			return false
+		}
+	}
+	return true
+}
 
 func generateListShardsResponseBody() *control.ListShardsResponse_Body {
 	body := new(control.ListShardsResponse_Body)

pkg/services/control/types.go

@@ -97,11 +97,6 @@ func (x *ShardInfo) SetMetabasePath(v string) {
 	x.MetabasePath = v
 }
 
-// SetBlobstorPath sets path to shard's blobstor.
-func (x *ShardInfo) SetBlobstorPath(v string) {
-	x.BlobstorPath = v
-}
-
 // SetWriteCachePath sets path to shard's write-cache.
 func (x *ShardInfo) SetWriteCachePath(v string) {
 	x.WritecachePath = v

pkg/services/control/types.pb.go

@@ -400,8 +400,8 @@ type ShardInfo struct {
 	Shard_ID []byte `protobuf:"bytes,1,opt,name=shard_ID,json=shardID,proto3" json:"shard_ID,omitempty"`
 	// Path to shard's metabase.
 	MetabasePath string `protobuf:"bytes,2,opt,name=metabase_path,json=metabasePath,proto3" json:"metabase_path,omitempty"`
-	// Path to shard's blobstor.
+	// Shard's blobstor info.
-	BlobstorPath string `protobuf:"bytes,3,opt,name=blobstor_path,json=blobstorPath,proto3" json:"blobstor_path,omitempty"`
+	Blobstor []*BlobstorInfo `protobuf:"bytes,3,rep,name=blobstor,proto3" json:"blobstor,omitempty"`
 	// Path to shard's write-cache, empty if disabled.
 	WritecachePath string `protobuf:"bytes,4,opt,name=writecache_path,json=writecachePath,proto3" json:"writecache_path,omitempty"`
 	// Work mode of the shard.
@@ -458,11 +458,11 @@ func (x *ShardInfo) GetMetabasePath() string {
 	return ""
 }
 
-func (x *ShardInfo) GetBlobstorPath() string {
+func (x *ShardInfo) GetBlobstor() []*BlobstorInfo {
 	if x != nil {
-		return x.BlobstorPath
+		return x.Blobstor
 	}
-	return ""
+	return nil
 }
 
 func (x *ShardInfo) GetWritecachePath() string {
@@ -493,6 +493,64 @@ func (x *ShardInfo) GetPiloramaPath() string {
 	return ""
 }
 
+// Blobstor component description.
+type BlobstorInfo struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// Path to the root.
+	Path string `protobuf:"bytes,1,opt,name=path,proto3" json:"path,omitempty"`
+	// Component type.
+	Type string `protobuf:"bytes,2,opt,name=type,proto3" json:"type,omitempty"`
+}
+
+func (x *BlobstorInfo) Reset() {
+	*x = BlobstorInfo{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_types_proto_msgTypes[4]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *BlobstorInfo) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*BlobstorInfo) ProtoMessage() {}
+
+func (x *BlobstorInfo) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_types_proto_msgTypes[4]
+	if protoimpl.UnsafeEnabled && x != nil {
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		if ms.LoadMessageInfo() == nil {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use BlobstorInfo.ProtoReflect.Descriptor instead.
+func (*BlobstorInfo) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_types_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *BlobstorInfo) GetPath() string {
+	if x != nil {
+		return x.Path
+	}
+	return ""
+}
+
+func (x *BlobstorInfo) GetType() string {
+	if x != nil {
+		return x.Type
+	}
+	return ""
+}
+
 // Administrator-defined Attributes of the NeoFS Storage Node.
 //
 // `Attribute` is a Key-Value metadata pair. Key name must be a valid UTF-8
@@ -549,7 +607,7 @@ type NodeInfo_Attribute struct {
 func (x *NodeInfo_Attribute) Reset() {
 	*x = NodeInfo_Attribute{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_types_proto_msgTypes[4]
+		mi := &file_pkg_services_control_types_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -562,7 +620,7 @@ func (x *NodeInfo_Attribute) String() string {
 func (*NodeInfo_Attribute) ProtoMessage() {}
 
 func (x *NodeInfo_Attribute) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_types_proto_msgTypes[4]
+	mi := &file_pkg_services_control_types_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -629,44 +687,49 @@ var file_pkg_services_control_types_proto_rawDesc = []byte{
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-	0x74, 0x68, 0x53, 0x74, 0x61, 0x74, 0x75, 0x73, 0x12, 0x1b, 0x0a, 0x17, 0x48, 0x45, 0x41, 0x4c,
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-	0x54, 0x48, 0x5f, 0x53, 0x54, 0x41, 0x54, 0x55, 0x53, 0x5f, 0x55, 0x4e, 0x44, 0x45, 0x46, 0x49,
+	0x45, 0x44, 0x10, 0x00, 0x12, 0x0a, 0x0a, 0x06, 0x4f, 0x4e, 0x4c, 0x49, 0x4e, 0x45, 0x10, 0x01,
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+	0x12, 0x0b, 0x0a, 0x07, 0x4f, 0x46, 0x46, 0x4c, 0x49, 0x4e, 0x45, 0x10, 0x02, 0x12, 0x0f, 0x0a,
-	0x47, 0x10, 0x01, 0x12, 0x09, 0x0a, 0x05, 0x52, 0x45, 0x41, 0x44, 0x59, 0x10, 0x02, 0x12, 0x11,
+	0x0b, 0x4d, 0x41, 0x49, 0x4e, 0x54, 0x45, 0x4e, 0x41, 0x4e, 0x43, 0x45, 0x10, 0x03, 0x2a, 0x57,
-	0x0a, 0x0d, 0x53, 0x48, 0x55, 0x54, 0x54, 0x49, 0x4e, 0x47, 0x5f, 0x44, 0x4f, 0x57, 0x4e, 0x10,
+	0x0a, 0x0c, 0x48, 0x65, 0x61, 0x6c, 0x74, 0x68, 0x53, 0x74, 0x61, 0x74, 0x75, 0x73, 0x12, 0x1b,
-	0x03, 0x2a, 0x6a, 0x0a, 0x09, 0x53, 0x68, 0x61, 0x72, 0x64, 0x4d, 0x6f, 0x64, 0x65, 0x12, 0x18,
+	0x0a, 0x17, 0x48, 0x45, 0x41, 0x4c, 0x54, 0x48, 0x5f, 0x53, 0x54, 0x41, 0x54, 0x55, 0x53, 0x5f,
-	0x0a, 0x14, 0x53, 0x48, 0x41, 0x52, 0x44, 0x5f, 0x4d, 0x4f, 0x44, 0x45, 0x5f, 0x55, 0x4e, 0x44,
+	0x55, 0x4e, 0x44, 0x45, 0x46, 0x49, 0x4e, 0x45, 0x44, 0x10, 0x00, 0x12, 0x0c, 0x0a, 0x08, 0x53,
-	0x45, 0x46, 0x49, 0x4e, 0x45, 0x44, 0x10, 0x00, 0x12, 0x0e, 0x0a, 0x0a, 0x52, 0x45, 0x41, 0x44,
+	0x54, 0x41, 0x52, 0x54, 0x49, 0x4e, 0x47, 0x10, 0x01, 0x12, 0x09, 0x0a, 0x05, 0x52, 0x45, 0x41,
-	0x5f, 0x57, 0x52, 0x49, 0x54, 0x45, 0x10, 0x01, 0x12, 0x0d, 0x0a, 0x09, 0x52, 0x45, 0x41, 0x44,
+	0x44, 0x59, 0x10, 0x02, 0x12, 0x11, 0x0a, 0x0d, 0x53, 0x48, 0x55, 0x54, 0x54, 0x49, 0x4e, 0x47,
-	0x5f, 0x4f, 0x4e, 0x4c, 0x59, 0x10, 0x02, 0x12, 0x0c, 0x0a, 0x08, 0x44, 0x45, 0x47, 0x52, 0x41,
+	0x5f, 0x44, 0x4f, 0x57, 0x4e, 0x10, 0x03, 0x2a, 0x6a, 0x0a, 0x09, 0x53, 0x68, 0x61, 0x72, 0x64,
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+	0x4d, 0x6f, 0x64, 0x65, 0x12, 0x18, 0x0a, 0x14, 0x53, 0x48, 0x41, 0x52, 0x44, 0x5f, 0x4d, 0x4f,
-	0x44, 0x5f, 0x52, 0x45, 0x41, 0x44, 0x5f, 0x4f, 0x4e, 0x4c, 0x59, 0x10, 0x04, 0x42, 0x36, 0x5a,
+	0x44, 0x45, 0x5f, 0x55, 0x4e, 0x44, 0x45, 0x46, 0x49, 0x4e, 0x45, 0x44, 0x10, 0x00, 0x12, 0x0e,
-	0x34, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f, 0x6d, 0x2f, 0x6e, 0x73, 0x70, 0x63,
+	0x0a, 0x0a, 0x52, 0x45, 0x41, 0x44, 0x5f, 0x57, 0x52, 0x49, 0x54, 0x45, 0x10, 0x01, 0x12, 0x0d,
-	0x63, 0x2d, 0x64, 0x65, 0x76, 0x2f, 0x6e, 0x65, 0x6f, 0x66, 0x73, 0x2d, 0x6e, 0x6f, 0x64, 0x65,
+	0x0a, 0x09, 0x52, 0x45, 0x41, 0x44, 0x5f, 0x4f, 0x4e, 0x4c, 0x59, 0x10, 0x02, 0x12, 0x0c, 0x0a,
-	0x2f, 0x70, 0x6b, 0x67, 0x2f, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x73, 0x2f, 0x63, 0x6f,
+	0x08, 0x44, 0x45, 0x47, 0x52, 0x41, 0x44, 0x45, 0x44, 0x10, 0x03, 0x12, 0x16, 0x0a, 0x12, 0x44,
-	0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x45, 0x47, 0x52, 0x41, 0x44, 0x45, 0x44, 0x5f, 0x52, 0x45, 0x41, 0x44, 0x5f, 0x4f, 0x4e, 0x4c,
+	0x59, 0x10, 0x04, 0x42, 0x36, 0x5a, 0x34, 0x67, 0x69, 0x74, 0x68, 0x75, 0x62, 0x2e, 0x63, 0x6f,
+	0x6d, 0x2f, 0x6e, 0x73, 0x70, 0x63, 0x63, 0x2d, 0x64, 0x65, 0x76, 0x2f, 0x6e, 0x65, 0x6f, 0x66,
+	0x73, 0x2d, 0x6e, 0x6f, 0x64, 0x65, 0x2f, 0x70, 0x6b, 0x67, 0x2f, 0x73, 0x65, 0x72, 0x76, 0x69,
+	0x63, 0x65, 0x73, 0x2f, 0x63, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x62, 0x06, 0x70, 0x72, 0x6f,
+	0x74, 0x6f, 0x33,
 }
 
 var (
@@ -682,7 +745,7 @@ func file_pkg_services_control_types_proto_rawDescGZIP() []byte {
 }
 
 var file_pkg_services_control_types_proto_enumTypes = make([]protoimpl.EnumInfo, 3)
-var file_pkg_services_control_types_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
+var file_pkg_services_control_types_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
 var file_pkg_services_control_types_proto_goTypes = []interface{}{
 	(NetmapStatus)(0),          // 0: control.NetmapStatus
 	(HealthStatus)(0),          // 1: control.HealthStatus
@@ -691,18 +754,20 @@ var file_pkg_services_control_types_proto_goTypes = []interface{}{
 	(*NodeInfo)(nil),           // 4: control.NodeInfo
 	(*Netmap)(nil),             // 5: control.Netmap
 	(*ShardInfo)(nil),          // 6: control.ShardInfo
-	(*NodeInfo_Attribute)(nil), // 7: control.NodeInfo.Attribute
+	(*BlobstorInfo)(nil),       // 7: control.BlobstorInfo
+	(*NodeInfo_Attribute)(nil), // 8: control.NodeInfo.Attribute
 }
 var file_pkg_services_control_types_proto_depIdxs = []int32{
-	7, // 0: control.NodeInfo.attributes:type_name -> control.NodeInfo.Attribute
+	8, // 0: control.NodeInfo.attributes:type_name -> control.NodeInfo.Attribute
 	0, // 1: control.NodeInfo.state:type_name -> control.NetmapStatus
 	4, // 2: control.Netmap.nodes:type_name -> control.NodeInfo
-	2, // 3: control.ShardInfo.mode:type_name -> control.ShardMode
+	7, // 3: control.ShardInfo.blobstor:type_name -> control.BlobstorInfo
-	4, // [4:4] is the sub-list for method output_type
+	2, // 4: control.ShardInfo.mode:type_name -> control.ShardMode
-	4, // [4:4] is the sub-list for method input_type
+	5, // [5:5] is the sub-list for method output_type
-	4, // [4:4] is the sub-list for extension type_name
+	5, // [5:5] is the sub-list for method input_type
-	4, // [4:4] is the sub-list for extension extendee
+	5, // [5:5] is the sub-list for extension type_name
-	0, // [0:4] is the sub-list for field type_name
+	5, // [5:5] is the sub-list for extension extendee
+	0, // [0:5] is the sub-list for field type_name
 }
 
 func init() { file_pkg_services_control_types_proto_init() }
@@ -760,6 +825,18 @@ func file_pkg_services_control_types_proto_init() {
 			}
 		}
 		file_pkg_services_control_types_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*BlobstorInfo); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_pkg_services_control_types_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*NodeInfo_Attribute); i {
 			case 0:
 				return &v.state
@@ -778,7 +855,7 @@ func file_pkg_services_control_types_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_pkg_services_control_types_proto_rawDesc,
 			NumEnums:      3,
-			NumMessages:   5,
+			NumMessages:   6,
 			NumExtensions: 0,
 			NumServices:   0,
 		},

pkg/services/control/types.proto

@@ -128,8 +128,8 @@ message ShardInfo {
     // Path to shard's metabase.
     string metabase_path = 2 [json_name = "metabasePath"];
 
-    // Path to shard's blobstor.
+    // Shard's blobstor info.
-    string blobstor_path = 3 [json_name = "blobstorPath"];
+    repeated BlobstorInfo blobstor = 3 [json_name = "blobstor"];
 
     // Path to shard's write-cache, empty if disabled.
     string writecache_path = 4 [json_name = "writecachePath"];
@@ -144,6 +144,14 @@ message ShardInfo {
     string pilorama_path = 7 [json_name = "piloramaPath"];
 }
 
+// Blobstor component description.
+message BlobstorInfo {
+    // Path to the root.
+    string path = 1 [json_name = "path"];
+    // Component type.
+    string type = 2 [json_name = "type"];
+}
+
 // Work mode of the shard.
 enum ShardMode {
     // Undefined mode, default value.

pkg/services/control/types_neofs.pb.go

@@ -144,7 +144,9 @@ func (x *Netmap) StableMarshal(buf []byte) []byte {
 func (x *ShardInfo) StableSize() (size int) {
 	size += proto.BytesSize(1, x.Shard_ID)
 	size += proto.StringSize(2, x.MetabasePath)
-	size += proto.StringSize(3, x.BlobstorPath)
+	for i := range x.Blobstor {
+		size += proto.NestedStructureSize(3, x.Blobstor[i])
+	}
 	size += proto.StringSize(4, x.WritecachePath)
 	size += proto.EnumSize(5, int32(x.Mode))
 	size += proto.UInt32Size(6, x.ErrorCount)
@@ -170,10 +172,42 @@ func (x *ShardInfo) StableMarshal(buf []byte) []byte {
 	var offset int
 	offset += proto.BytesMarshal(1, buf[offset:], x.Shard_ID)
 	offset += proto.StringMarshal(2, buf[offset:], x.MetabasePath)
-	offset += proto.StringMarshal(3, buf[offset:], x.BlobstorPath)
+	for i := range x.Blobstor {
+		offset += proto.NestedStructureMarshal(3, buf[offset:], x.Blobstor[i])
+	}
 	offset += proto.StringMarshal(4, buf[offset:], x.WritecachePath)
 	offset += proto.EnumMarshal(5, buf[offset:], int32(x.Mode))
 	offset += proto.UInt32Marshal(6, buf[offset:], x.ErrorCount)
 	offset += proto.StringMarshal(7, buf[offset:], x.PiloramaPath)
 	return buf
 }
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *BlobstorInfo) StableSize() (size int) {
+	size += proto.StringSize(1, x.Path)
+	size += proto.StringSize(2, x.Type)
+	return size
+}
+
+// StableMarshal marshals x in protobuf binary format with stable field order.
+//
+// If buffer length is less than x.StableSize(), new buffer is allocated.
+//
+// Returns any error encountered which did not allow writing the data completely.
+// Otherwise, returns the buffer in which the data is written.
+//
+// Structures with the same field values have the same binary format.
+func (x *BlobstorInfo) StableMarshal(buf []byte) []byte {
+	if x == nil {
+		return []byte{}
+	}
+	if buf == nil {
+		buf = make([]byte, x.StableSize())
+	}
+	var offset int
+	offset += proto.StringMarshal(1, buf[offset:], x.Path)
+	offset += proto.StringMarshal(2, buf[offset:], x.Type)
+	return buf
+}

pkg/services/control/types_test.go

@@ -7,6 +7,8 @@ import (
 	"testing"
 
 	"github.com/google/uuid"
+	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/blobovniczatree"
+	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor/fstree"
 	"github.com/nspcc-dev/neofs-node/pkg/services/control"
 )
 
@@ -138,7 +140,9 @@ func generateShardInfo(id int) *control.ShardInfo {
 	si.SetID(bin)
 	si.SetMode(control.ShardMode_READ_WRITE)
 	si.SetMetabasePath(filepath.Join(path, "meta"))
-	si.SetBlobstorPath(filepath.Join(path, "blobstor"))
+	si.Blobstor = []*control.BlobstorInfo{
+		{Type: fstree.Type, Path: filepath.Join(path, "fstree")},
+		{Type: blobovniczatree.Type, Path: filepath.Join(path, "blobtree")}}
 	si.SetWriteCachePath(filepath.Join(path, "writecache"))
 	si.SetPiloramaPath(filepath.Join(path, "pilorama"))