[#1333] services/control: Return pilorama info in ListShards RPC

Do not return backend type from the service for now, because memory
backend is expected to vanish.

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

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

@@ -93,6 +93,7 @@ func prettyPrintShards(cmd *cobra.Command, ii []*control.ShardInfo) {
 			pathPrinter("Metabase", i.GetMetabasePath())+
 			pathPrinter("Blobstor", i.GetBlobstorPath())+
 			pathPrinter("Write-cache", i.GetWritecachePath())+
+			pathPrinter("Pilorama", i.GetPiloramaPath())+
 			fmt.Sprintf("Error count: %d\n", i.GetErrorCount()),
 			base58.Encode(i.Shard_ID),
 			shardModeToString(i.GetMode()),

pkg/local_object_storage/pilorama/info.go

@@ -0,0 +1,24 @@
+package pilorama
+
+// Info groups the information about the pilorama.
+type Info struct {
+	// Path contains path to the root-directory of the pilorama.
+	Path string
+	// Backend is the pilorama storage type. Either "boltdb" or "memory".
+	Backend string
+}
+
+// DumpInfo implements the ForestStorage interface.
+func (t *boltForest) DumpInfo() Info {
+	return Info{
+		Path:    t.path,
+		Backend: "boltdb",
+	}
+}
+
+// DumpInfo implements the ForestStorage interface.
+func (f *memoryForest) DumpInfo() Info {
+	return Info{
+		Backend: "memory",
+	}
+}

pkg/local_object_storage/pilorama/interface.go

@@ -36,6 +36,8 @@ type Forest interface {
 }
 
 type ForestStorage interface {
+	// DumpInfo returns information about the pilorama.
+	DumpInfo() Info
 	Init() error
 	Open() error
 	Close() error

pkg/local_object_storage/shard/info.go

@@ -3,6 +3,7 @@ package shard
 import (
 	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/blobstor"
 	meta "github.com/nspcc-dev/neofs-node/pkg/local_object_storage/metabase"
+	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/pilorama"
 	"github.com/nspcc-dev/neofs-node/pkg/local_object_storage/writecache"
 )
 
@@ -28,6 +29,9 @@ type Info struct {
 
 	// ErrorCount contains amount of errors occurred in shard operations.
 	ErrorCount uint32
+
+	// PiloramaInfo contains information about trees stored on this shard.
+	PiloramaInfo pilorama.Info
 }
 
 // DumpInfo returns information about the Shard.

pkg/local_object_storage/shard/shard.go

@@ -242,4 +242,5 @@ func (s *Shard) fillInfo() {
 	if s.cfg.useWriteCache {
 		s.cfg.info.WriteCacheInfo = s.writeCache.DumpInfo()
 	}
+	s.cfg.info.PiloramaInfo = s.pilorama.DumpInfo()
 }

pkg/services/control/server/list_shards.go

@@ -32,6 +32,7 @@ func (s *Server) ListShards(_ context.Context, req *control.ListShardsRequest) (
 		si.SetMetabasePath(sh.MetaBaseInfo.Path)
 		si.SetBlobstorPath(sh.BlobStorInfo.RootPath)
 		si.SetWriteCachePath(sh.WriteCacheInfo.Path)
+		si.SetPiloramaPath(sh.PiloramaInfo.Path)
 
 		var mode control.ShardMode
 

pkg/services/control/service_test.go

@@ -103,6 +103,7 @@ func equalListShardResponseBodies(b1, b2 *control.ListShardsResponse_Body) bool
 		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
 		}

pkg/services/control/types.go

@@ -107,6 +107,11 @@ func (x *ShardInfo) SetWriteCachePath(v string) {
 	x.WritecachePath = v
 }
 
+// SetPiloramaPath sets path to shard's pilorama.
+func (x *ShardInfo) SetPiloramaPath(v string) {
+	x.PiloramaPath = v
+}
+
 // SetMode sets path to shard's work mode.
 func (x *ShardInfo) SetMode(v ShardMode) {
 	x.Mode = v

pkg/services/control/types.proto

@@ -139,6 +139,9 @@ message ShardInfo {
 
     // Amount of errors occured.
     uint32 errorCount = 6;
+
+    // Path to shard's pilorama storage.
+    string pilorama_path = 7 [json_name = "piloramaPath"];
 }
 
 // Work mode of the shard.

pkg/services/control/types_test.go

@@ -140,6 +140,7 @@ func generateShardInfo(id int) *control.ShardInfo {
 	si.SetMetabasePath(filepath.Join(path, "meta"))
 	si.SetBlobstorPath(filepath.Join(path, "blobstor"))
 	si.SetWriteCachePath(filepath.Join(path, "writecache"))
+	si.SetPiloramaPath(filepath.Join(path, "pilorama"))
 
 	return si
 }