From 581887148a8971434a3becbc4e561c8a859f5fd7 Mon Sep 17 00:00:00 2001
From: Dmitrii Stepanov <d.stepanov@yadro.com>
Date: Wed, 27 Dec 2023 14:37:22 +0300
Subject: [PATCH] [#569] cli: Add `control shards writecache seal` command

It does the same as `control shards flush-writecache --seal`, but
has better name.

Signed-off-by: Dmitrii Stepanov <d.stepanov@yadro.com>
---
 .../modules/control/flush_cache.go            |    9 +-
 cmd/frostfs-cli/modules/control/shards.go     |    2 +
 cmd/frostfs-cli/modules/control/writecache.go |   73 ++
 pkg/local_object_storage/engine/writecache.go |   77 +-
 pkg/local_object_storage/shard/writecache.go  |   30 +
 pkg/local_object_storage/writecache/seal.go   |   28 +
 .../writecache/writecache.go                  |    1 +
 pkg/services/control/rpc.go                   |   14 +
 .../control/server/seal_writecache.go         |   48 +
 pkg/services/control/service.pb.go            | 1085 +++++++++++------
 pkg/services/control/service.proto            |   32 +
 pkg/services/control/service_frostfs.pb.go    |  213 ++++
 pkg/services/control/service_grpc.pb.go       |   39 +
 13 files changed, 1297 insertions(+), 354 deletions(-)
 create mode 100644 cmd/frostfs-cli/modules/control/writecache.go
 create mode 100644 pkg/local_object_storage/writecache/seal.go
 create mode 100644 pkg/services/control/server/seal_writecache.go

diff --git a/cmd/frostfs-cli/modules/control/flush_cache.go b/cmd/frostfs-cli/modules/control/flush_cache.go
index 7f632e9fc..541961903 100644
--- a/cmd/frostfs-cli/modules/control/flush_cache.go
+++ b/cmd/frostfs-cli/modules/control/flush_cache.go
@@ -11,10 +11,11 @@ import (
 const sealFlag = "seal"
 
 var flushCacheCmd = &cobra.Command{
-	Use:   "flush-cache",
-	Short: "Flush objects from the write-cache to the main storage",
-	Long:  "Flush objects from the write-cache to the main storage",
-	Run:   flushCache,
+	Use:        "flush-cache",
+	Short:      "Flush objects from the write-cache to the main storage",
+	Long:       "Flush objects from the write-cache to the main storage",
+	Run:        flushCache,
+	Deprecated: "Flushing objects from writecache to the main storage is performed by writecache automatically. To flush and seal writecache use `frostfs-cli control shards writecache seal`.",
 }
 
 func flushCache(cmd *cobra.Command, _ []string) {
diff --git a/cmd/frostfs-cli/modules/control/shards.go b/cmd/frostfs-cli/modules/control/shards.go
index 6208c560b..6d3ef420c 100644
--- a/cmd/frostfs-cli/modules/control/shards.go
+++ b/cmd/frostfs-cli/modules/control/shards.go
@@ -17,6 +17,7 @@ func initControlShardsCmd() {
 	shardsCmd.AddCommand(evacuationShardCmd)
 	shardsCmd.AddCommand(flushCacheCmd)
 	shardsCmd.AddCommand(doctorCmd)
+	shardsCmd.AddCommand(writecacheShardCmd)
 
 	initControlShardsListCmd()
 	initControlSetShardModeCmd()
@@ -24,4 +25,5 @@ func initControlShardsCmd() {
 	initControlEvacuationShardCmd()
 	initControlFlushCacheCmd()
 	initControlDoctorCmd()
+	initControlShardsWritecacheCmd()
 }
diff --git a/cmd/frostfs-cli/modules/control/writecache.go b/cmd/frostfs-cli/modules/control/writecache.go
new file mode 100644
index 000000000..abc4ed2e6
--- /dev/null
+++ b/cmd/frostfs-cli/modules/control/writecache.go
@@ -0,0 +1,73 @@
+package control
+
+import (
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/cmd/frostfs-cli/internal/key"
+	commonCmd "git.frostfs.info/TrueCloudLab/frostfs-node/cmd/internal/common"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control"
+	"github.com/mr-tron/base58"
+	"github.com/spf13/cobra"
+)
+
+var writecacheShardCmd = &cobra.Command{
+	Use:   "writecache",
+	Short: "Operations with storage node's write-cache",
+	Long:  "Operations with storage node's write-cache",
+}
+
+var sealWritecacheShardCmd = &cobra.Command{
+	Use:   "seal",
+	Short: "Flush objects from write-cache and move write-cache to degraded read only mode.",
+	Long:  "Flush all the objects from the write-cache to the main storage and move the write-cache to the degraded read only mode: write-cache will be empty and no objects will be put in it.",
+	Run:   sealWritecache,
+}
+
+func sealWritecache(cmd *cobra.Command, _ []string) {
+	pk := key.Get(cmd)
+
+	ignoreErrors, _ := cmd.Flags().GetBool(ignoreErrorsFlag)
+
+	req := &control.SealWriteCacheRequest{Body: &control.SealWriteCacheRequest_Body{
+		Shard_ID:     getShardIDList(cmd),
+		IgnoreErrors: ignoreErrors,
+	}}
+
+	signRequest(cmd, pk, req)
+
+	cli := getClient(cmd, pk)
+
+	var resp *control.SealWriteCacheResponse
+	var err error
+	err = cli.ExecRaw(func(client *client.Client) error {
+		resp, err = control.SealWriteCache(client, req)
+		return err
+	})
+	commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
+
+	verifyResponse(cmd, resp.GetSignature(), resp.GetBody())
+
+	var success, failed uint
+	for _, res := range resp.GetBody().GetResults() {
+		if res.GetSuccess() {
+			success++
+			cmd.Printf("Shard %s: OK\n", base58.Encode(res.GetShard_ID()))
+		} else {
+			failed++
+			cmd.Printf("Shard %s: failed with error %q\n", base58.Encode(res.GetShard_ID()), res.GetError())
+		}
+	}
+	cmd.Printf("Total: %d success, %d failed\n", success, failed)
+}
+
+func initControlShardsWritecacheCmd() {
+	writecacheShardCmd.AddCommand(sealWritecacheShardCmd)
+
+	initControlFlags(sealWritecacheShardCmd)
+
+	ff := sealWritecacheShardCmd.Flags()
+	ff.StringSlice(shardIDFlag, nil, "List of shard IDs in base58 encoding")
+	ff.Bool(shardAllFlag, false, "Process all shards")
+	ff.Bool(ignoreErrorsFlag, true, "Skip invalid/unreadable objects")
+
+	sealWritecacheShardCmd.MarkFlagsMutuallyExclusive(shardIDFlag, shardAllFlag)
+}
diff --git a/pkg/local_object_storage/engine/writecache.go b/pkg/local_object_storage/engine/writecache.go
index d92a86f5d..0eca018f8 100644
--- a/pkg/local_object_storage/engine/writecache.go
+++ b/pkg/local_object_storage/engine/writecache.go
@@ -2,6 +2,7 @@ package engine
 
 import (
 	"context"
+	"sync"
 	"time"
 
 	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard"
@@ -11,6 +12,7 @@ import (
 	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
 	"go.opentelemetry.io/otel/attribute"
 	"go.opentelemetry.io/otel/trace"
+	"golang.org/x/sync/errgroup"
 )
 
 // FlushWriteCachePrm groups the parameters of FlushWriteCache operation.
@@ -44,7 +46,7 @@ type FlushWriteCacheRes struct{}
 func (e *StorageEngine) FlushWriteCache(ctx context.Context, p FlushWriteCachePrm) (FlushWriteCacheRes, error) {
 	ctx, span := tracing.StartSpanFromContext(ctx, "StorageEngine.FlushWriteCache",
 		trace.WithAttributes(
-			attribute.String("shard)id", p.shardID.String()),
+			attribute.String("shard_id", p.shardID.String()),
 			attribute.Bool("ignore_errors", p.ignoreErrors),
 			attribute.Bool("seal", p.seal),
 		))
@@ -65,6 +67,79 @@ func (e *StorageEngine) FlushWriteCache(ctx context.Context, p FlushWriteCachePr
 	return FlushWriteCacheRes{}, sh.FlushWriteCache(ctx, prm)
 }
 
+type SealWriteCachePrm struct {
+	ShardIDs     []*shard.ID
+	IgnoreErrors bool
+}
+
+type ShardSealResult struct {
+	ShardID  *shard.ID
+	Success  bool
+	ErrorMsg string
+}
+
+type SealWriteCacheRes struct {
+	ShardResults []ShardSealResult
+}
+
+// SealWriteCache flushed all data to blobstore and moves write-cache to degraded read only mode.
+func (e *StorageEngine) SealWriteCache(ctx context.Context, prm SealWriteCachePrm) (SealWriteCacheRes, error) {
+	ctx, span := tracing.StartSpanFromContext(ctx, "StorageEngine.SealWriteCache",
+		trace.WithAttributes(
+			attribute.Int("shard_id_count", len(prm.ShardIDs)),
+			attribute.Bool("ignore_errors", prm.IgnoreErrors),
+		))
+	defer span.End()
+
+	res := SealWriteCacheRes{
+		ShardResults: make([]ShardSealResult, 0, len(prm.ShardIDs)),
+	}
+	resGuard := &sync.Mutex{}
+
+	eg, egCtx := errgroup.WithContext(ctx)
+	for _, shardID := range prm.ShardIDs {
+		shardID := shardID
+		eg.Go(func() error {
+			e.mtx.RLock()
+			sh, ok := e.shards[shardID.String()]
+			e.mtx.RUnlock()
+
+			if !ok {
+				resGuard.Lock()
+				defer resGuard.Unlock()
+				res.ShardResults = append(res.ShardResults, ShardSealResult{
+					ShardID:  shardID,
+					ErrorMsg: errShardNotFound.Error(),
+				})
+				return nil
+			}
+
+			err := sh.SealWriteCache(egCtx, shard.SealWriteCachePrm{IgnoreErrors: prm.IgnoreErrors})
+
+			resGuard.Lock()
+			defer resGuard.Unlock()
+
+			if err != nil {
+				res.ShardResults = append(res.ShardResults, ShardSealResult{
+					ShardID:  shardID,
+					ErrorMsg: err.Error(),
+				})
+			} else {
+				res.ShardResults = append(res.ShardResults, ShardSealResult{
+					ShardID: shardID,
+					Success: true,
+				})
+			}
+			return nil
+		})
+	}
+
+	if err := eg.Wait(); err != nil {
+		return SealWriteCacheRes{}, err
+	}
+	return res, nil
+}
+
 type writeCacheMetrics struct {
 	shardID string
 	metrics metrics.WriteCacheMetrics
diff --git a/pkg/local_object_storage/shard/writecache.go b/pkg/local_object_storage/shard/writecache.go
index 4e57a0497..05e014d29 100644
--- a/pkg/local_object_storage/shard/writecache.go
+++ b/pkg/local_object_storage/shard/writecache.go
@@ -56,3 +56,33 @@ func (s *Shard) FlushWriteCache(ctx context.Context, p FlushWriteCachePrm) error
 
 	return s.writeCache.Flush(ctx, p.ignoreErrors, p.seal)
 }
+
+type SealWriteCachePrm struct {
+	IgnoreErrors bool
+}
+
+// SealWriteCache flushes all data from the write-cache and moves it to degraded read only mode.
+func (s *Shard) SealWriteCache(ctx context.Context, p SealWriteCachePrm) error {
+	ctx, span := tracing.StartSpanFromContext(ctx, "Shard.SealWriteCache",
+		trace.WithAttributes(
+			attribute.String("shard_id", s.ID().String()),
+			attribute.Bool("ignore_errors", p.IgnoreErrors),
+		))
+	defer span.End()
+
+	if !s.hasWriteCache() {
+		return errWriteCacheDisabled
+	}
+
+	s.m.RLock()
+	defer s.m.RUnlock()
+
+	if s.info.Mode.ReadOnly() {
+		return ErrReadOnlyMode
+	}
+	if s.info.Mode.NoMetabase() {
+		return ErrDegradedMode
+	}
+
+	return s.writeCache.Seal(ctx, p.IgnoreErrors)
+}
diff --git a/pkg/local_object_storage/writecache/seal.go b/pkg/local_object_storage/writecache/seal.go
new file mode 100644
index 000000000..be4fec367
--- /dev/null
+++ b/pkg/local_object_storage/writecache/seal.go
@@ -0,0 +1,28 @@
+package writecache
+
+import (
+	"context"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/shard/mode"
+	"git.frostfs.info/TrueCloudLab/frostfs-observability/tracing"
+	"go.opentelemetry.io/otel/attribute"
+	"go.opentelemetry.io/otel/trace"
+)
+
+func (c *cache) Seal(ctx context.Context, ignoreErrors bool) error {
+	ctx, span := tracing.StartSpanFromContext(ctx, "writecache.Seal",
+		trace.WithAttributes(
+			attribute.Bool("ignore_errors", ignoreErrors),
+		))
+	defer span.End()
+
+	c.modeMtx.Lock()
+	defer c.modeMtx.Unlock()
+
+	// flush will be done by setMode
+	err := c.setMode(ctx, mode.DegradedReadOnly, ignoreErrors)
+	if err == nil {
+		c.metrics.SetMode(mode.DegradedReadOnly)
+	}
+	return err
+}
diff --git a/pkg/local_object_storage/writecache/writecache.go b/pkg/local_object_storage/writecache/writecache.go
index 0549c27f7..99fc5390a 100644
--- a/pkg/local_object_storage/writecache/writecache.go
+++ b/pkg/local_object_storage/writecache/writecache.go
@@ -36,6 +36,7 @@ type Cache interface {
 	SetLogger(*logger.Logger)
 	DumpInfo() Info
 	Flush(context.Context, bool, bool) error
+	Seal(context.Context, bool) error
 
 	Init() error
 	Open(ctx context.Context, readOnly bool) error
diff --git a/pkg/services/control/rpc.go b/pkg/services/control/rpc.go
index b9ec05e71..3fd4d4ae9 100644
--- a/pkg/services/control/rpc.go
+++ b/pkg/services/control/rpc.go
@@ -24,6 +24,7 @@ const (
 	rpcGetChainLocalOverride    = "GetChainLocalOverride"
 	rpcListChainLocalOverrides  = "ListChainLocalOverrides"
 	rpcRemoveChainLocalOverride = "RemoveChainLocalOverride"
+	rpcSealWriteCache           = "SealWriteCache"
 )
 
 // HealthCheck executes ControlService.HealthCheck RPC.
@@ -264,3 +265,16 @@ func RemoveChainLocalOverride(cli *client.Client, req *RemoveChainLocalOverrideR
 
 	return wResp.message, nil
 }
+
+// SealWriteCache executes ControlService.SealWriteCache RPC.
+func SealWriteCache(cli *client.Client, req *SealWriteCacheRequest, opts ...client.CallOption) (*SealWriteCacheResponse, error) {
+	wResp := newResponseWrapper[SealWriteCacheResponse]()
+	wReq := &requestWrapper{m: req}
+
+	err := client.SendUnary(cli, common.CallMethodInfoUnary(serviceName, rpcSealWriteCache), wReq, wResp, opts...)
+	if err != nil {
+		return nil, err
+	}
+
+	return wResp.message, nil
+}
diff --git a/pkg/services/control/server/seal_writecache.go b/pkg/services/control/server/seal_writecache.go
new file mode 100644
index 000000000..5c39cf484
--- /dev/null
+++ b/pkg/services/control/server/seal_writecache.go
@@ -0,0 +1,48 @@
+package control
+
+import (
+	"context"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/local_object_storage/engine"
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control"
+	"google.golang.org/grpc/codes"
+	"google.golang.org/grpc/status"
+)
+
+func (s *Server) SealWriteCache(ctx context.Context, req *control.SealWriteCacheRequest) (*control.SealWriteCacheResponse, error) {
+	err := s.isValidRequest(req)
+	if err != nil {
+		return nil, status.Error(codes.PermissionDenied, err.Error())
+	}
+
+	prm := engine.SealWriteCachePrm{
+		ShardIDs:     s.getShardIDList(req.GetBody().GetShard_ID()),
+		IgnoreErrors: req.GetBody().GetIgnoreErrors(),
+	}
+
+	res, err := s.s.SealWriteCache(ctx, prm)
+	if err != nil {
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+
+	resp := &control.SealWriteCacheResponse{Body: &control.SealWriteCacheResponse_Body{}}
+	for _, r := range res.ShardResults {
+		if r.Success {
+			resp.Body.Results = append(resp.GetBody().GetResults(), &control.SealWriteCacheResponse_Body_Status{
+				Shard_ID: *r.ShardID,
+				Success:  true,
+			})
+		} else {
+			resp.Body.Results = append(resp.GetBody().GetResults(), &control.SealWriteCacheResponse_Body_Status{
+				Shard_ID: *r.ShardID,
+				Error:    r.ErrorMsg,
+			})
+		}
+	}
+
+	err = SignMessage(s.key, resp)
+	if err != nil {
+		return nil, err
+	}
+	return resp, nil
+}
diff --git a/pkg/services/control/service.pb.go b/pkg/services/control/service.pb.go
index 90e643e29..33ed898ba 100644
--- a/pkg/services/control/service.pb.go
+++ b/pkg/services/control/service.pb.go
@@ -1884,6 +1884,116 @@ func (x *RemoveChainLocalOverrideResponse) GetSignature() *Signature {
 	return nil
 }
 
+type SealWriteCacheRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Body      *SealWriteCacheRequest_Body `protobuf:"bytes,1,opt,name=body,proto3" json:"body,omitempty"`
+	Signature *Signature                  `protobuf:"bytes,2,opt,name=signature,proto3" json:"signature,omitempty"`
+}
+
+func (x *SealWriteCacheRequest) Reset() {
+	*x = SealWriteCacheRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_service_proto_msgTypes[32]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SealWriteCacheRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SealWriteCacheRequest) ProtoMessage() {}
+
+func (x *SealWriteCacheRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_service_proto_msgTypes[32]
+	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 SealWriteCacheRequest.ProtoReflect.Descriptor instead.
+func (*SealWriteCacheRequest) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_service_proto_rawDescGZIP(), []int{32}
+}
+
+func (x *SealWriteCacheRequest) GetBody() *SealWriteCacheRequest_Body {
+	if x != nil {
+		return x.Body
+	}
+	return nil
+}
+
+func (x *SealWriteCacheRequest) GetSignature() *Signature {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
+type SealWriteCacheResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Body      *SealWriteCacheResponse_Body `protobuf:"bytes,1,opt,name=body,proto3" json:"body,omitempty"`
+	Signature *Signature                   `protobuf:"bytes,2,opt,name=signature,proto3" json:"signature,omitempty"`
+}
+
+func (x *SealWriteCacheResponse) Reset() {
+	*x = SealWriteCacheResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_service_proto_msgTypes[33]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SealWriteCacheResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SealWriteCacheResponse) ProtoMessage() {}
+
+func (x *SealWriteCacheResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_service_proto_msgTypes[33]
+	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 SealWriteCacheResponse.ProtoReflect.Descriptor instead.
+func (*SealWriteCacheResponse) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_service_proto_rawDescGZIP(), []int{33}
+}
+
+func (x *SealWriteCacheResponse) GetBody() *SealWriteCacheResponse_Body {
+	if x != nil {
+		return x.Body
+	}
+	return nil
+}
+
+func (x *SealWriteCacheResponse) GetSignature() *Signature {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
 // Health check request body.
 type HealthCheckRequest_Body struct {
 	state         protoimpl.MessageState
@@ -1894,7 +2004,7 @@ type HealthCheckRequest_Body struct {
 func (x *HealthCheckRequest_Body) Reset() {
 	*x = HealthCheckRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[32]
+		mi := &file_pkg_services_control_service_proto_msgTypes[34]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1907,7 +2017,7 @@ func (x *HealthCheckRequest_Body) String() string {
 func (*HealthCheckRequest_Body) ProtoMessage() {}
 
 func (x *HealthCheckRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[32]
+	mi := &file_pkg_services_control_service_proto_msgTypes[34]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -1938,7 +2048,7 @@ type HealthCheckResponse_Body struct {
 func (x *HealthCheckResponse_Body) Reset() {
 	*x = HealthCheckResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[33]
+		mi := &file_pkg_services_control_service_proto_msgTypes[35]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -1951,7 +2061,7 @@ func (x *HealthCheckResponse_Body) String() string {
 func (*HealthCheckResponse_Body) ProtoMessage() {}
 
 func (x *HealthCheckResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[33]
+	mi := &file_pkg_services_control_service_proto_msgTypes[35]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2002,7 +2112,7 @@ type SetNetmapStatusRequest_Body struct {
 func (x *SetNetmapStatusRequest_Body) Reset() {
 	*x = SetNetmapStatusRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[34]
+		mi := &file_pkg_services_control_service_proto_msgTypes[36]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2015,7 +2125,7 @@ func (x *SetNetmapStatusRequest_Body) String() string {
 func (*SetNetmapStatusRequest_Body) ProtoMessage() {}
 
 func (x *SetNetmapStatusRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[34]
+	mi := &file_pkg_services_control_service_proto_msgTypes[36]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2055,7 +2165,7 @@ type SetNetmapStatusResponse_Body struct {
 func (x *SetNetmapStatusResponse_Body) Reset() {
 	*x = SetNetmapStatusResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[35]
+		mi := &file_pkg_services_control_service_proto_msgTypes[37]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2068,7 +2178,7 @@ func (x *SetNetmapStatusResponse_Body) String() string {
 func (*SetNetmapStatusResponse_Body) ProtoMessage() {}
 
 func (x *SetNetmapStatusResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[35]
+	mi := &file_pkg_services_control_service_proto_msgTypes[37]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2098,7 +2208,7 @@ type DropObjectsRequest_Body struct {
 func (x *DropObjectsRequest_Body) Reset() {
 	*x = DropObjectsRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[36]
+		mi := &file_pkg_services_control_service_proto_msgTypes[38]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2111,7 +2221,7 @@ func (x *DropObjectsRequest_Body) String() string {
 func (*DropObjectsRequest_Body) ProtoMessage() {}
 
 func (x *DropObjectsRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[36]
+	mi := &file_pkg_services_control_service_proto_msgTypes[38]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2144,7 +2254,7 @@ type DropObjectsResponse_Body struct {
 func (x *DropObjectsResponse_Body) Reset() {
 	*x = DropObjectsResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[37]
+		mi := &file_pkg_services_control_service_proto_msgTypes[39]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2157,7 +2267,7 @@ func (x *DropObjectsResponse_Body) String() string {
 func (*DropObjectsResponse_Body) ProtoMessage() {}
 
 func (x *DropObjectsResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[37]
+	mi := &file_pkg_services_control_service_proto_msgTypes[39]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2183,7 +2293,7 @@ type ListShardsRequest_Body struct {
 func (x *ListShardsRequest_Body) Reset() {
 	*x = ListShardsRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[38]
+		mi := &file_pkg_services_control_service_proto_msgTypes[40]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2196,7 +2306,7 @@ func (x *ListShardsRequest_Body) String() string {
 func (*ListShardsRequest_Body) ProtoMessage() {}
 
 func (x *ListShardsRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[38]
+	mi := &file_pkg_services_control_service_proto_msgTypes[40]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2225,7 +2335,7 @@ type ListShardsResponse_Body struct {
 func (x *ListShardsResponse_Body) Reset() {
 	*x = ListShardsResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[39]
+		mi := &file_pkg_services_control_service_proto_msgTypes[41]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2238,7 +2348,7 @@ func (x *ListShardsResponse_Body) String() string {
 func (*ListShardsResponse_Body) ProtoMessage() {}
 
 func (x *ListShardsResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[39]
+	mi := &file_pkg_services_control_service_proto_msgTypes[41]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2278,7 +2388,7 @@ type SetShardModeRequest_Body struct {
 func (x *SetShardModeRequest_Body) Reset() {
 	*x = SetShardModeRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[40]
+		mi := &file_pkg_services_control_service_proto_msgTypes[42]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2291,7 +2401,7 @@ func (x *SetShardModeRequest_Body) String() string {
 func (*SetShardModeRequest_Body) ProtoMessage() {}
 
 func (x *SetShardModeRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[40]
+	mi := &file_pkg_services_control_service_proto_msgTypes[42]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2338,7 +2448,7 @@ type SetShardModeResponse_Body struct {
 func (x *SetShardModeResponse_Body) Reset() {
 	*x = SetShardModeResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[41]
+		mi := &file_pkg_services_control_service_proto_msgTypes[43]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2351,7 +2461,7 @@ func (x *SetShardModeResponse_Body) String() string {
 func (*SetShardModeResponse_Body) ProtoMessage() {}
 
 func (x *SetShardModeResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[41]
+	mi := &file_pkg_services_control_service_proto_msgTypes[43]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2382,7 +2492,7 @@ type SynchronizeTreeRequest_Body struct {
 func (x *SynchronizeTreeRequest_Body) Reset() {
 	*x = SynchronizeTreeRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[42]
+		mi := &file_pkg_services_control_service_proto_msgTypes[44]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2395,7 +2505,7 @@ func (x *SynchronizeTreeRequest_Body) String() string {
 func (*SynchronizeTreeRequest_Body) ProtoMessage() {}
 
 func (x *SynchronizeTreeRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[42]
+	mi := &file_pkg_services_control_service_proto_msgTypes[44]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2442,7 +2552,7 @@ type SynchronizeTreeResponse_Body struct {
 func (x *SynchronizeTreeResponse_Body) Reset() {
 	*x = SynchronizeTreeResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[43]
+		mi := &file_pkg_services_control_service_proto_msgTypes[45]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2455,7 +2565,7 @@ func (x *SynchronizeTreeResponse_Body) String() string {
 func (*SynchronizeTreeResponse_Body) ProtoMessage() {}
 
 func (x *SynchronizeTreeResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[43]
+	mi := &file_pkg_services_control_service_proto_msgTypes[45]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2486,7 +2596,7 @@ type EvacuateShardRequest_Body struct {
 func (x *EvacuateShardRequest_Body) Reset() {
 	*x = EvacuateShardRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[44]
+		mi := &file_pkg_services_control_service_proto_msgTypes[46]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2499,7 +2609,7 @@ func (x *EvacuateShardRequest_Body) String() string {
 func (*EvacuateShardRequest_Body) ProtoMessage() {}
 
 func (x *EvacuateShardRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[44]
+	mi := &file_pkg_services_control_service_proto_msgTypes[46]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2541,7 +2651,7 @@ type EvacuateShardResponse_Body struct {
 func (x *EvacuateShardResponse_Body) Reset() {
 	*x = EvacuateShardResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[45]
+		mi := &file_pkg_services_control_service_proto_msgTypes[47]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2554,7 +2664,7 @@ func (x *EvacuateShardResponse_Body) String() string {
 func (*EvacuateShardResponse_Body) ProtoMessage() {}
 
 func (x *EvacuateShardResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[45]
+	mi := &file_pkg_services_control_service_proto_msgTypes[47]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2592,7 +2702,7 @@ type FlushCacheRequest_Body struct {
 func (x *FlushCacheRequest_Body) Reset() {
 	*x = FlushCacheRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[46]
+		mi := &file_pkg_services_control_service_proto_msgTypes[48]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2605,7 +2715,7 @@ func (x *FlushCacheRequest_Body) String() string {
 func (*FlushCacheRequest_Body) ProtoMessage() {}
 
 func (x *FlushCacheRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[46]
+	mi := &file_pkg_services_control_service_proto_msgTypes[48]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2645,7 +2755,7 @@ type FlushCacheResponse_Body struct {
 func (x *FlushCacheResponse_Body) Reset() {
 	*x = FlushCacheResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[47]
+		mi := &file_pkg_services_control_service_proto_msgTypes[49]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2658,7 +2768,7 @@ func (x *FlushCacheResponse_Body) String() string {
 func (*FlushCacheResponse_Body) ProtoMessage() {}
 
 func (x *FlushCacheResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[47]
+	mi := &file_pkg_services_control_service_proto_msgTypes[49]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2689,7 +2799,7 @@ type DoctorRequest_Body struct {
 func (x *DoctorRequest_Body) Reset() {
 	*x = DoctorRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[48]
+		mi := &file_pkg_services_control_service_proto_msgTypes[50]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2702,7 +2812,7 @@ func (x *DoctorRequest_Body) String() string {
 func (*DoctorRequest_Body) ProtoMessage() {}
 
 func (x *DoctorRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[48]
+	mi := &file_pkg_services_control_service_proto_msgTypes[50]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2742,7 +2852,7 @@ type DoctorResponse_Body struct {
 func (x *DoctorResponse_Body) Reset() {
 	*x = DoctorResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[49]
+		mi := &file_pkg_services_control_service_proto_msgTypes[51]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2755,7 +2865,7 @@ func (x *DoctorResponse_Body) String() string {
 func (*DoctorResponse_Body) ProtoMessage() {}
 
 func (x *DoctorResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[49]
+	mi := &file_pkg_services_control_service_proto_msgTypes[51]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2786,7 +2896,7 @@ type StartShardEvacuationRequest_Body struct {
 func (x *StartShardEvacuationRequest_Body) Reset() {
 	*x = StartShardEvacuationRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[50]
+		mi := &file_pkg_services_control_service_proto_msgTypes[52]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2799,7 +2909,7 @@ func (x *StartShardEvacuationRequest_Body) String() string {
 func (*StartShardEvacuationRequest_Body) ProtoMessage() {}
 
 func (x *StartShardEvacuationRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[50]
+	mi := &file_pkg_services_control_service_proto_msgTypes[52]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2839,7 +2949,7 @@ type StartShardEvacuationResponse_Body struct {
 func (x *StartShardEvacuationResponse_Body) Reset() {
 	*x = StartShardEvacuationResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[51]
+		mi := &file_pkg_services_control_service_proto_msgTypes[53]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2852,7 +2962,7 @@ func (x *StartShardEvacuationResponse_Body) String() string {
 func (*StartShardEvacuationResponse_Body) ProtoMessage() {}
 
 func (x *StartShardEvacuationResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[51]
+	mi := &file_pkg_services_control_service_proto_msgTypes[53]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2878,7 +2988,7 @@ type GetShardEvacuationStatusRequest_Body struct {
 func (x *GetShardEvacuationStatusRequest_Body) Reset() {
 	*x = GetShardEvacuationStatusRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[52]
+		mi := &file_pkg_services_control_service_proto_msgTypes[54]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2891,7 +3001,7 @@ func (x *GetShardEvacuationStatusRequest_Body) String() string {
 func (*GetShardEvacuationStatusRequest_Body) ProtoMessage() {}
 
 func (x *GetShardEvacuationStatusRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[52]
+	mi := &file_pkg_services_control_service_proto_msgTypes[54]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -2936,7 +3046,7 @@ type GetShardEvacuationStatusResponse_Body struct {
 func (x *GetShardEvacuationStatusResponse_Body) Reset() {
 	*x = GetShardEvacuationStatusResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[53]
+		mi := &file_pkg_services_control_service_proto_msgTypes[55]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -2949,7 +3059,7 @@ func (x *GetShardEvacuationStatusResponse_Body) String() string {
 func (*GetShardEvacuationStatusResponse_Body) ProtoMessage() {}
 
 func (x *GetShardEvacuationStatusResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[53]
+	mi := &file_pkg_services_control_service_proto_msgTypes[55]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3040,7 +3150,7 @@ type GetShardEvacuationStatusResponse_Body_UnixTimestamp struct {
 func (x *GetShardEvacuationStatusResponse_Body_UnixTimestamp) Reset() {
 	*x = GetShardEvacuationStatusResponse_Body_UnixTimestamp{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[54]
+		mi := &file_pkg_services_control_service_proto_msgTypes[56]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3053,7 +3163,7 @@ func (x *GetShardEvacuationStatusResponse_Body_UnixTimestamp) String() string {
 func (*GetShardEvacuationStatusResponse_Body_UnixTimestamp) ProtoMessage() {}
 
 func (x *GetShardEvacuationStatusResponse_Body_UnixTimestamp) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[54]
+	mi := &file_pkg_services_control_service_proto_msgTypes[56]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3088,7 +3198,7 @@ type GetShardEvacuationStatusResponse_Body_Duration struct {
 func (x *GetShardEvacuationStatusResponse_Body_Duration) Reset() {
 	*x = GetShardEvacuationStatusResponse_Body_Duration{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[55]
+		mi := &file_pkg_services_control_service_proto_msgTypes[57]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3101,7 +3211,7 @@ func (x *GetShardEvacuationStatusResponse_Body_Duration) String() string {
 func (*GetShardEvacuationStatusResponse_Body_Duration) ProtoMessage() {}
 
 func (x *GetShardEvacuationStatusResponse_Body_Duration) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[55]
+	mi := &file_pkg_services_control_service_proto_msgTypes[57]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3134,7 +3244,7 @@ type StopShardEvacuationRequest_Body struct {
 func (x *StopShardEvacuationRequest_Body) Reset() {
 	*x = StopShardEvacuationRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[56]
+		mi := &file_pkg_services_control_service_proto_msgTypes[58]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3147,7 +3257,7 @@ func (x *StopShardEvacuationRequest_Body) String() string {
 func (*StopShardEvacuationRequest_Body) ProtoMessage() {}
 
 func (x *StopShardEvacuationRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[56]
+	mi := &file_pkg_services_control_service_proto_msgTypes[58]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3173,7 +3283,7 @@ type StopShardEvacuationResponse_Body struct {
 func (x *StopShardEvacuationResponse_Body) Reset() {
 	*x = StopShardEvacuationResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[57]
+		mi := &file_pkg_services_control_service_proto_msgTypes[59]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3186,7 +3296,7 @@ func (x *StopShardEvacuationResponse_Body) String() string {
 func (*StopShardEvacuationResponse_Body) ProtoMessage() {}
 
 func (x *StopShardEvacuationResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[57]
+	mi := &file_pkg_services_control_service_proto_msgTypes[59]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3218,7 +3328,7 @@ type AddChainLocalOverrideRequest_Body struct {
 func (x *AddChainLocalOverrideRequest_Body) Reset() {
 	*x = AddChainLocalOverrideRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[58]
+		mi := &file_pkg_services_control_service_proto_msgTypes[60]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3231,7 +3341,7 @@ func (x *AddChainLocalOverrideRequest_Body) String() string {
 func (*AddChainLocalOverrideRequest_Body) ProtoMessage() {}
 
 func (x *AddChainLocalOverrideRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[58]
+	mi := &file_pkg_services_control_service_proto_msgTypes[60]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3275,7 +3385,7 @@ type AddChainLocalOverrideResponse_Body struct {
 func (x *AddChainLocalOverrideResponse_Body) Reset() {
 	*x = AddChainLocalOverrideResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[59]
+		mi := &file_pkg_services_control_service_proto_msgTypes[61]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3288,7 +3398,7 @@ func (x *AddChainLocalOverrideResponse_Body) String() string {
 func (*AddChainLocalOverrideResponse_Body) ProtoMessage() {}
 
 func (x *AddChainLocalOverrideResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[59]
+	mi := &file_pkg_services_control_service_proto_msgTypes[61]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3325,7 +3435,7 @@ type GetChainLocalOverrideRequest_Body struct {
 func (x *GetChainLocalOverrideRequest_Body) Reset() {
 	*x = GetChainLocalOverrideRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[60]
+		mi := &file_pkg_services_control_service_proto_msgTypes[62]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3338,7 +3448,7 @@ func (x *GetChainLocalOverrideRequest_Body) String() string {
 func (*GetChainLocalOverrideRequest_Body) ProtoMessage() {}
 
 func (x *GetChainLocalOverrideRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[60]
+	mi := &file_pkg_services_control_service_proto_msgTypes[62]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3380,7 +3490,7 @@ type GetChainLocalOverrideResponse_Body struct {
 func (x *GetChainLocalOverrideResponse_Body) Reset() {
 	*x = GetChainLocalOverrideResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[61]
+		mi := &file_pkg_services_control_service_proto_msgTypes[63]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3393,7 +3503,7 @@ func (x *GetChainLocalOverrideResponse_Body) String() string {
 func (*GetChainLocalOverrideResponse_Body) ProtoMessage() {}
 
 func (x *GetChainLocalOverrideResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[61]
+	mi := &file_pkg_services_control_service_proto_msgTypes[63]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3428,7 +3538,7 @@ type ListChainLocalOverridesRequest_Body struct {
 func (x *ListChainLocalOverridesRequest_Body) Reset() {
 	*x = ListChainLocalOverridesRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[62]
+		mi := &file_pkg_services_control_service_proto_msgTypes[64]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3441,7 +3551,7 @@ func (x *ListChainLocalOverridesRequest_Body) String() string {
 func (*ListChainLocalOverridesRequest_Body) ProtoMessage() {}
 
 func (x *ListChainLocalOverridesRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[62]
+	mi := &file_pkg_services_control_service_proto_msgTypes[64]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3476,7 +3586,7 @@ type ListChainLocalOverridesResponse_Body struct {
 func (x *ListChainLocalOverridesResponse_Body) Reset() {
 	*x = ListChainLocalOverridesResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[63]
+		mi := &file_pkg_services_control_service_proto_msgTypes[65]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3489,7 +3599,7 @@ func (x *ListChainLocalOverridesResponse_Body) String() string {
 func (*ListChainLocalOverridesResponse_Body) ProtoMessage() {}
 
 func (x *ListChainLocalOverridesResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[63]
+	mi := &file_pkg_services_control_service_proto_msgTypes[65]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3526,7 +3636,7 @@ type RemoveChainLocalOverrideRequest_Body struct {
 func (x *RemoveChainLocalOverrideRequest_Body) Reset() {
 	*x = RemoveChainLocalOverrideRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[64]
+		mi := &file_pkg_services_control_service_proto_msgTypes[66]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3539,7 +3649,7 @@ func (x *RemoveChainLocalOverrideRequest_Body) String() string {
 func (*RemoveChainLocalOverrideRequest_Body) ProtoMessage() {}
 
 func (x *RemoveChainLocalOverrideRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[64]
+	mi := &file_pkg_services_control_service_proto_msgTypes[66]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3580,7 +3690,7 @@ type RemoveChainLocalOverrideResponse_Body struct {
 func (x *RemoveChainLocalOverrideResponse_Body) Reset() {
 	*x = RemoveChainLocalOverrideResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_service_proto_msgTypes[65]
+		mi := &file_pkg_services_control_service_proto_msgTypes[67]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -3593,7 +3703,7 @@ func (x *RemoveChainLocalOverrideResponse_Body) String() string {
 func (*RemoveChainLocalOverrideResponse_Body) ProtoMessage() {}
 
 func (x *RemoveChainLocalOverrideResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_service_proto_msgTypes[65]
+	mi := &file_pkg_services_control_service_proto_msgTypes[67]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -3616,6 +3726,174 @@ func (x *RemoveChainLocalOverrideResponse_Body) GetRemoved() bool {
 	return false
 }
 
+// Request body structure.
+type SealWriteCacheRequest_Body struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// ID of the shard.
+	Shard_ID [][]byte `protobuf:"bytes,1,rep,name=shard_ID,json=shardID,proto3" json:"shard_ID,omitempty"`
+	// Flag indicating whether object read errors should be ignored.
+	IgnoreErrors bool `protobuf:"varint,2,opt,name=ignore_errors,json=ignoreErrors,proto3" json:"ignore_errors,omitempty"`
+}
+
+func (x *SealWriteCacheRequest_Body) Reset() {
+	*x = SealWriteCacheRequest_Body{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_service_proto_msgTypes[68]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SealWriteCacheRequest_Body) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SealWriteCacheRequest_Body) ProtoMessage() {}
+
+func (x *SealWriteCacheRequest_Body) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_service_proto_msgTypes[68]
+	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 SealWriteCacheRequest_Body.ProtoReflect.Descriptor instead.
+func (*SealWriteCacheRequest_Body) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_service_proto_rawDescGZIP(), []int{32, 0}
+}
+
+func (x *SealWriteCacheRequest_Body) GetShard_ID() [][]byte {
+	if x != nil {
+		return x.Shard_ID
+	}
+	return nil
+}
+
+func (x *SealWriteCacheRequest_Body) GetIgnoreErrors() bool {
+	if x != nil {
+		return x.IgnoreErrors
+	}
+	return false
+}
+
+type SealWriteCacheResponse_Body struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Results []*SealWriteCacheResponse_Body_Status `protobuf:"bytes,1,rep,name=results,proto3" json:"results,omitempty"`
+}
+
+func (x *SealWriteCacheResponse_Body) Reset() {
+	*x = SealWriteCacheResponse_Body{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_service_proto_msgTypes[69]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SealWriteCacheResponse_Body) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SealWriteCacheResponse_Body) ProtoMessage() {}
+
+func (x *SealWriteCacheResponse_Body) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_service_proto_msgTypes[69]
+	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 SealWriteCacheResponse_Body.ProtoReflect.Descriptor instead.
+func (*SealWriteCacheResponse_Body) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_service_proto_rawDescGZIP(), []int{33, 0}
+}
+
+func (x *SealWriteCacheResponse_Body) GetResults() []*SealWriteCacheResponse_Body_Status {
+	if x != nil {
+		return x.Results
+	}
+	return nil
+}
+
+type SealWriteCacheResponse_Body_Status struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Shard_ID []byte `protobuf:"bytes,1,opt,name=shard_ID,json=shardID,proto3" json:"shard_ID,omitempty"`
+	Success  bool   `protobuf:"varint,2,opt,name=success,proto3" json:"success,omitempty"`
+	Error    string `protobuf:"bytes,3,opt,name=error,proto3" json:"error,omitempty"`
+}
+
+func (x *SealWriteCacheResponse_Body_Status) Reset() {
+	*x = SealWriteCacheResponse_Body_Status{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_service_proto_msgTypes[70]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *SealWriteCacheResponse_Body_Status) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*SealWriteCacheResponse_Body_Status) ProtoMessage() {}
+
+func (x *SealWriteCacheResponse_Body_Status) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_service_proto_msgTypes[70]
+	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 SealWriteCacheResponse_Body_Status.ProtoReflect.Descriptor instead.
+func (*SealWriteCacheResponse_Body_Status) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_service_proto_rawDescGZIP(), []int{33, 0, 0}
+}
+
+func (x *SealWriteCacheResponse_Body_Status) GetShard_ID() []byte {
+	if x != nil {
+		return x.Shard_ID
+	}
+	return nil
+}
+
+func (x *SealWriteCacheResponse_Body_Status) GetSuccess() bool {
+	if x != nil {
+		return x.Success
+	}
+	return false
+}
+
+func (x *SealWriteCacheResponse_Body_Status) GetError() string {
+	if x != nil {
+		return x.Error
+	}
+	return ""
+}
+
 var File_pkg_services_control_service_proto protoreflect.FileDescriptor
 
 var file_pkg_services_control_service_proto_rawDesc = []byte{
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+	0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -4132,7 +4447,7 @@ func file_pkg_services_control_service_proto_rawDescGZIP() []byte {
 }
 
 var file_pkg_services_control_service_proto_enumTypes = make([]protoimpl.EnumInfo, 1)
-var file_pkg_services_control_service_proto_msgTypes = make([]protoimpl.MessageInfo, 66)
+var file_pkg_services_control_service_proto_msgTypes = make([]protoimpl.MessageInfo, 71)
 var file_pkg_services_control_service_proto_goTypes = []interface{}{
 	(GetShardEvacuationStatusResponse_Body_Status)(0),           // 0: control.GetShardEvacuationStatusResponse.Body.Status
 	(*HealthCheckRequest)(nil),                                  // 1: control.HealthCheckRequest
@@ -4167,161 +4482,173 @@ var file_pkg_services_control_service_proto_goTypes = []interface{}{
 	(*ListChainLocalOverridesResponse)(nil),                     // 30: control.ListChainLocalOverridesResponse
 	(*RemoveChainLocalOverrideRequest)(nil),                     // 31: control.RemoveChainLocalOverrideRequest
 	(*RemoveChainLocalOverrideResponse)(nil),                    // 32: control.RemoveChainLocalOverrideResponse
-	(*HealthCheckRequest_Body)(nil),                             // 33: control.HealthCheckRequest.Body
-	(*HealthCheckResponse_Body)(nil),                            // 34: control.HealthCheckResponse.Body
-	(*SetNetmapStatusRequest_Body)(nil),                         // 35: control.SetNetmapStatusRequest.Body
-	(*SetNetmapStatusResponse_Body)(nil),                        // 36: control.SetNetmapStatusResponse.Body
-	(*DropObjectsRequest_Body)(nil),                             // 37: control.DropObjectsRequest.Body
-	(*DropObjectsResponse_Body)(nil),                            // 38: control.DropObjectsResponse.Body
-	(*ListShardsRequest_Body)(nil),                              // 39: control.ListShardsRequest.Body
-	(*ListShardsResponse_Body)(nil),                             // 40: control.ListShardsResponse.Body
-	(*SetShardModeRequest_Body)(nil),                            // 41: control.SetShardModeRequest.Body
-	(*SetShardModeResponse_Body)(nil),                           // 42: control.SetShardModeResponse.Body
-	(*SynchronizeTreeRequest_Body)(nil),                         // 43: control.SynchronizeTreeRequest.Body
-	(*SynchronizeTreeResponse_Body)(nil),                        // 44: control.SynchronizeTreeResponse.Body
-	(*EvacuateShardRequest_Body)(nil),                           // 45: control.EvacuateShardRequest.Body
-	(*EvacuateShardResponse_Body)(nil),                          // 46: control.EvacuateShardResponse.Body
-	(*FlushCacheRequest_Body)(nil),                              // 47: control.FlushCacheRequest.Body
-	(*FlushCacheResponse_Body)(nil),                             // 48: control.FlushCacheResponse.Body
-	(*DoctorRequest_Body)(nil),                                  // 49: control.DoctorRequest.Body
-	(*DoctorResponse_Body)(nil),                                 // 50: control.DoctorResponse.Body
-	(*StartShardEvacuationRequest_Body)(nil),                    // 51: control.StartShardEvacuationRequest.Body
-	(*StartShardEvacuationResponse_Body)(nil),                   // 52: control.StartShardEvacuationResponse.Body
-	(*GetShardEvacuationStatusRequest_Body)(nil),                // 53: control.GetShardEvacuationStatusRequest.Body
-	(*GetShardEvacuationStatusResponse_Body)(nil),               // 54: control.GetShardEvacuationStatusResponse.Body
-	(*GetShardEvacuationStatusResponse_Body_UnixTimestamp)(nil), // 55: control.GetShardEvacuationStatusResponse.Body.UnixTimestamp
-	(*GetShardEvacuationStatusResponse_Body_Duration)(nil),      // 56: control.GetShardEvacuationStatusResponse.Body.Duration
-	(*StopShardEvacuationRequest_Body)(nil),                     // 57: control.StopShardEvacuationRequest.Body
-	(*StopShardEvacuationResponse_Body)(nil),                    // 58: control.StopShardEvacuationResponse.Body
-	(*AddChainLocalOverrideRequest_Body)(nil),                   // 59: control.AddChainLocalOverrideRequest.Body
-	(*AddChainLocalOverrideResponse_Body)(nil),                  // 60: control.AddChainLocalOverrideResponse.Body
-	(*GetChainLocalOverrideRequest_Body)(nil),                   // 61: control.GetChainLocalOverrideRequest.Body
-	(*GetChainLocalOverrideResponse_Body)(nil),                  // 62: control.GetChainLocalOverrideResponse.Body
-	(*ListChainLocalOverridesRequest_Body)(nil),                 // 63: control.ListChainLocalOverridesRequest.Body
-	(*ListChainLocalOverridesResponse_Body)(nil),                // 64: control.ListChainLocalOverridesResponse.Body
-	(*RemoveChainLocalOverrideRequest_Body)(nil),                // 65: control.RemoveChainLocalOverrideRequest.Body
-	(*RemoveChainLocalOverrideResponse_Body)(nil),               // 66: control.RemoveChainLocalOverrideResponse.Body
-	(*Signature)(nil),                                           // 67: control.Signature
-	(NetmapStatus)(0),                                           // 68: control.NetmapStatus
-	(HealthStatus)(0),                                           // 69: control.HealthStatus
-	(*ShardInfo)(nil),                                           // 70: control.ShardInfo
-	(ShardMode)(0),                                              // 71: control.ShardMode
-	(*ChainTarget)(nil),                                         // 72: control.ChainTarget
+	(*SealWriteCacheRequest)(nil),                               // 33: control.SealWriteCacheRequest
+	(*SealWriteCacheResponse)(nil),                              // 34: control.SealWriteCacheResponse
+	(*HealthCheckRequest_Body)(nil),                             // 35: control.HealthCheckRequest.Body
+	(*HealthCheckResponse_Body)(nil),                            // 36: control.HealthCheckResponse.Body
+	(*SetNetmapStatusRequest_Body)(nil),                         // 37: control.SetNetmapStatusRequest.Body
+	(*SetNetmapStatusResponse_Body)(nil),                        // 38: control.SetNetmapStatusResponse.Body
+	(*DropObjectsRequest_Body)(nil),                             // 39: control.DropObjectsRequest.Body
+	(*DropObjectsResponse_Body)(nil),                            // 40: control.DropObjectsResponse.Body
+	(*ListShardsRequest_Body)(nil),                              // 41: control.ListShardsRequest.Body
+	(*ListShardsResponse_Body)(nil),                             // 42: control.ListShardsResponse.Body
+	(*SetShardModeRequest_Body)(nil),                            // 43: control.SetShardModeRequest.Body
+	(*SetShardModeResponse_Body)(nil),                           // 44: control.SetShardModeResponse.Body
+	(*SynchronizeTreeRequest_Body)(nil),                         // 45: control.SynchronizeTreeRequest.Body
+	(*SynchronizeTreeResponse_Body)(nil),                        // 46: control.SynchronizeTreeResponse.Body
+	(*EvacuateShardRequest_Body)(nil),                           // 47: control.EvacuateShardRequest.Body
+	(*EvacuateShardResponse_Body)(nil),                          // 48: control.EvacuateShardResponse.Body
+	(*FlushCacheRequest_Body)(nil),                              // 49: control.FlushCacheRequest.Body
+	(*FlushCacheResponse_Body)(nil),                             // 50: control.FlushCacheResponse.Body
+	(*DoctorRequest_Body)(nil),                                  // 51: control.DoctorRequest.Body
+	(*DoctorResponse_Body)(nil),                                 // 52: control.DoctorResponse.Body
+	(*StartShardEvacuationRequest_Body)(nil),                    // 53: control.StartShardEvacuationRequest.Body
+	(*StartShardEvacuationResponse_Body)(nil),                   // 54: control.StartShardEvacuationResponse.Body
+	(*GetShardEvacuationStatusRequest_Body)(nil),                // 55: control.GetShardEvacuationStatusRequest.Body
+	(*GetShardEvacuationStatusResponse_Body)(nil),               // 56: control.GetShardEvacuationStatusResponse.Body
+	(*GetShardEvacuationStatusResponse_Body_UnixTimestamp)(nil), // 57: control.GetShardEvacuationStatusResponse.Body.UnixTimestamp
+	(*GetShardEvacuationStatusResponse_Body_Duration)(nil),      // 58: control.GetShardEvacuationStatusResponse.Body.Duration
+	(*StopShardEvacuationRequest_Body)(nil),                     // 59: control.StopShardEvacuationRequest.Body
+	(*StopShardEvacuationResponse_Body)(nil),                    // 60: control.StopShardEvacuationResponse.Body
+	(*AddChainLocalOverrideRequest_Body)(nil),                   // 61: control.AddChainLocalOverrideRequest.Body
+	(*AddChainLocalOverrideResponse_Body)(nil),                  // 62: control.AddChainLocalOverrideResponse.Body
+	(*GetChainLocalOverrideRequest_Body)(nil),                   // 63: control.GetChainLocalOverrideRequest.Body
+	(*GetChainLocalOverrideResponse_Body)(nil),                  // 64: control.GetChainLocalOverrideResponse.Body
+	(*ListChainLocalOverridesRequest_Body)(nil),                 // 65: control.ListChainLocalOverridesRequest.Body
+	(*ListChainLocalOverridesResponse_Body)(nil),                // 66: control.ListChainLocalOverridesResponse.Body
+	(*RemoveChainLocalOverrideRequest_Body)(nil),                // 67: control.RemoveChainLocalOverrideRequest.Body
+	(*RemoveChainLocalOverrideResponse_Body)(nil),               // 68: control.RemoveChainLocalOverrideResponse.Body
+	(*SealWriteCacheRequest_Body)(nil),                          // 69: control.SealWriteCacheRequest.Body
+	(*SealWriteCacheResponse_Body)(nil),                         // 70: control.SealWriteCacheResponse.Body
+	(*SealWriteCacheResponse_Body_Status)(nil),                  // 71: control.SealWriteCacheResponse.Body.Status
+	(*Signature)(nil),                                           // 72: control.Signature
+	(NetmapStatus)(0),                                           // 73: control.NetmapStatus
+	(HealthStatus)(0),                                           // 74: control.HealthStatus
+	(*ShardInfo)(nil),                                           // 75: control.ShardInfo
+	(ShardMode)(0),                                              // 76: control.ShardMode
+	(*ChainTarget)(nil),                                         // 77: control.ChainTarget
 }
 var file_pkg_services_control_service_proto_depIdxs = []int32{
-	33, // 0: control.HealthCheckRequest.body:type_name -> control.HealthCheckRequest.Body
-	67, // 1: control.HealthCheckRequest.signature:type_name -> control.Signature
-	34, // 2: control.HealthCheckResponse.body:type_name -> control.HealthCheckResponse.Body
-	67, // 3: control.HealthCheckResponse.signature:type_name -> control.Signature
-	35, // 4: control.SetNetmapStatusRequest.body:type_name -> control.SetNetmapStatusRequest.Body
-	67, // 5: control.SetNetmapStatusRequest.signature:type_name -> control.Signature
-	36, // 6: control.SetNetmapStatusResponse.body:type_name -> control.SetNetmapStatusResponse.Body
-	67, // 7: control.SetNetmapStatusResponse.signature:type_name -> control.Signature
-	37, // 8: control.DropObjectsRequest.body:type_name -> control.DropObjectsRequest.Body
-	67, // 9: control.DropObjectsRequest.signature:type_name -> control.Signature
-	38, // 10: control.DropObjectsResponse.body:type_name -> control.DropObjectsResponse.Body
-	67, // 11: control.DropObjectsResponse.signature:type_name -> control.Signature
-	39, // 12: control.ListShardsRequest.body:type_name -> control.ListShardsRequest.Body
-	67, // 13: control.ListShardsRequest.signature:type_name -> control.Signature
-	40, // 14: control.ListShardsResponse.body:type_name -> control.ListShardsResponse.Body
-	67, // 15: control.ListShardsResponse.signature:type_name -> control.Signature
-	41, // 16: control.SetShardModeRequest.body:type_name -> control.SetShardModeRequest.Body
-	67, // 17: control.SetShardModeRequest.signature:type_name -> control.Signature
-	42, // 18: control.SetShardModeResponse.body:type_name -> control.SetShardModeResponse.Body
-	67, // 19: control.SetShardModeResponse.signature:type_name -> control.Signature
-	43, // 20: control.SynchronizeTreeRequest.body:type_name -> control.SynchronizeTreeRequest.Body
-	67, // 21: control.SynchronizeTreeRequest.signature:type_name -> control.Signature
-	44, // 22: control.SynchronizeTreeResponse.body:type_name -> control.SynchronizeTreeResponse.Body
-	67, // 23: control.SynchronizeTreeResponse.signature:type_name -> control.Signature
-	45, // 24: control.EvacuateShardRequest.body:type_name -> control.EvacuateShardRequest.Body
-	67, // 25: control.EvacuateShardRequest.signature:type_name -> control.Signature
-	46, // 26: control.EvacuateShardResponse.body:type_name -> control.EvacuateShardResponse.Body
-	67, // 27: control.EvacuateShardResponse.signature:type_name -> control.Signature
-	47, // 28: control.FlushCacheRequest.body:type_name -> control.FlushCacheRequest.Body
-	67, // 29: control.FlushCacheRequest.signature:type_name -> control.Signature
-	48, // 30: control.FlushCacheResponse.body:type_name -> control.FlushCacheResponse.Body
-	67, // 31: control.FlushCacheResponse.signature:type_name -> control.Signature
-	49, // 32: control.DoctorRequest.body:type_name -> control.DoctorRequest.Body
-	67, // 33: control.DoctorRequest.signature:type_name -> control.Signature
-	50, // 34: control.DoctorResponse.body:type_name -> control.DoctorResponse.Body
-	67, // 35: control.DoctorResponse.signature:type_name -> control.Signature
-	51, // 36: control.StartShardEvacuationRequest.body:type_name -> control.StartShardEvacuationRequest.Body
-	67, // 37: control.StartShardEvacuationRequest.signature:type_name -> control.Signature
-	52, // 38: control.StartShardEvacuationResponse.body:type_name -> control.StartShardEvacuationResponse.Body
-	67, // 39: control.StartShardEvacuationResponse.signature:type_name -> control.Signature
-	53, // 40: control.GetShardEvacuationStatusRequest.body:type_name -> control.GetShardEvacuationStatusRequest.Body
-	67, // 41: control.GetShardEvacuationStatusRequest.signature:type_name -> control.Signature
-	54, // 42: control.GetShardEvacuationStatusResponse.body:type_name -> control.GetShardEvacuationStatusResponse.Body
-	67, // 43: control.GetShardEvacuationStatusResponse.signature:type_name -> control.Signature
-	57, // 44: control.StopShardEvacuationRequest.body:type_name -> control.StopShardEvacuationRequest.Body
-	67, // 45: control.StopShardEvacuationRequest.signature:type_name -> control.Signature
-	58, // 46: control.StopShardEvacuationResponse.body:type_name -> control.StopShardEvacuationResponse.Body
-	67, // 47: control.StopShardEvacuationResponse.signature:type_name -> control.Signature
-	59, // 48: control.AddChainLocalOverrideRequest.body:type_name -> control.AddChainLocalOverrideRequest.Body
-	67, // 49: control.AddChainLocalOverrideRequest.signature:type_name -> control.Signature
-	60, // 50: control.AddChainLocalOverrideResponse.body:type_name -> control.AddChainLocalOverrideResponse.Body
-	67, // 51: control.AddChainLocalOverrideResponse.signature:type_name -> control.Signature
-	61, // 52: control.GetChainLocalOverrideRequest.body:type_name -> control.GetChainLocalOverrideRequest.Body
-	67, // 53: control.GetChainLocalOverrideRequest.signature:type_name -> control.Signature
-	62, // 54: control.GetChainLocalOverrideResponse.body:type_name -> control.GetChainLocalOverrideResponse.Body
-	67, // 55: control.GetChainLocalOverrideResponse.signature:type_name -> control.Signature
-	63, // 56: control.ListChainLocalOverridesRequest.body:type_name -> control.ListChainLocalOverridesRequest.Body
-	67, // 57: control.ListChainLocalOverridesRequest.signature:type_name -> control.Signature
-	64, // 58: control.ListChainLocalOverridesResponse.body:type_name -> control.ListChainLocalOverridesResponse.Body
-	67, // 59: control.ListChainLocalOverridesResponse.signature:type_name -> control.Signature
-	65, // 60: control.RemoveChainLocalOverrideRequest.body:type_name -> control.RemoveChainLocalOverrideRequest.Body
-	67, // 61: control.RemoveChainLocalOverrideRequest.signature:type_name -> control.Signature
-	66, // 62: control.RemoveChainLocalOverrideResponse.body:type_name -> control.RemoveChainLocalOverrideResponse.Body
-	67, // 63: control.RemoveChainLocalOverrideResponse.signature:type_name -> control.Signature
-	68, // 64: control.HealthCheckResponse.Body.netmap_status:type_name -> control.NetmapStatus
-	69, // 65: control.HealthCheckResponse.Body.health_status:type_name -> control.HealthStatus
-	68, // 66: control.SetNetmapStatusRequest.Body.status:type_name -> control.NetmapStatus
-	70, // 67: control.ListShardsResponse.Body.shards:type_name -> control.ShardInfo
-	71, // 68: control.SetShardModeRequest.Body.mode:type_name -> control.ShardMode
-	0,  // 69: control.GetShardEvacuationStatusResponse.Body.status:type_name -> control.GetShardEvacuationStatusResponse.Body.Status
-	56, // 70: control.GetShardEvacuationStatusResponse.Body.duration:type_name -> control.GetShardEvacuationStatusResponse.Body.Duration
-	55, // 71: control.GetShardEvacuationStatusResponse.Body.started_at:type_name -> control.GetShardEvacuationStatusResponse.Body.UnixTimestamp
-	72, // 72: control.AddChainLocalOverrideRequest.Body.target:type_name -> control.ChainTarget
-	72, // 73: control.GetChainLocalOverrideRequest.Body.target:type_name -> control.ChainTarget
-	72, // 74: control.ListChainLocalOverridesRequest.Body.target:type_name -> control.ChainTarget
-	72, // 75: control.RemoveChainLocalOverrideRequest.Body.target:type_name -> control.ChainTarget
-	1,  // 76: control.ControlService.HealthCheck:input_type -> control.HealthCheckRequest
-	3,  // 77: control.ControlService.SetNetmapStatus:input_type -> control.SetNetmapStatusRequest
-	5,  // 78: control.ControlService.DropObjects:input_type -> control.DropObjectsRequest
-	7,  // 79: control.ControlService.ListShards:input_type -> control.ListShardsRequest
-	9,  // 80: control.ControlService.SetShardMode:input_type -> control.SetShardModeRequest
-	11, // 81: control.ControlService.SynchronizeTree:input_type -> control.SynchronizeTreeRequest
-	13, // 82: control.ControlService.EvacuateShard:input_type -> control.EvacuateShardRequest
-	19, // 83: control.ControlService.StartShardEvacuation:input_type -> control.StartShardEvacuationRequest
-	21, // 84: control.ControlService.GetShardEvacuationStatus:input_type -> control.GetShardEvacuationStatusRequest
-	23, // 85: control.ControlService.StopShardEvacuation:input_type -> control.StopShardEvacuationRequest
-	15, // 86: control.ControlService.FlushCache:input_type -> control.FlushCacheRequest
-	17, // 87: control.ControlService.Doctor:input_type -> control.DoctorRequest
-	25, // 88: control.ControlService.AddChainLocalOverride:input_type -> control.AddChainLocalOverrideRequest
-	27, // 89: control.ControlService.GetChainLocalOverride:input_type -> control.GetChainLocalOverrideRequest
-	29, // 90: control.ControlService.ListChainLocalOverrides:input_type -> control.ListChainLocalOverridesRequest
-	31, // 91: control.ControlService.RemoveChainLocalOverride:input_type -> control.RemoveChainLocalOverrideRequest
-	2,  // 92: control.ControlService.HealthCheck:output_type -> control.HealthCheckResponse
-	4,  // 93: control.ControlService.SetNetmapStatus:output_type -> control.SetNetmapStatusResponse
-	6,  // 94: control.ControlService.DropObjects:output_type -> control.DropObjectsResponse
-	8,  // 95: control.ControlService.ListShards:output_type -> control.ListShardsResponse
-	10, // 96: control.ControlService.SetShardMode:output_type -> control.SetShardModeResponse
-	12, // 97: control.ControlService.SynchronizeTree:output_type -> control.SynchronizeTreeResponse
-	14, // 98: control.ControlService.EvacuateShard:output_type -> control.EvacuateShardResponse
-	20, // 99: control.ControlService.StartShardEvacuation:output_type -> control.StartShardEvacuationResponse
-	22, // 100: control.ControlService.GetShardEvacuationStatus:output_type -> control.GetShardEvacuationStatusResponse
-	24, // 101: control.ControlService.StopShardEvacuation:output_type -> control.StopShardEvacuationResponse
-	16, // 102: control.ControlService.FlushCache:output_type -> control.FlushCacheResponse
-	18, // 103: control.ControlService.Doctor:output_type -> control.DoctorResponse
-	26, // 104: control.ControlService.AddChainLocalOverride:output_type -> control.AddChainLocalOverrideResponse
-	28, // 105: control.ControlService.GetChainLocalOverride:output_type -> control.GetChainLocalOverrideResponse
-	30, // 106: control.ControlService.ListChainLocalOverrides:output_type -> control.ListChainLocalOverridesResponse
-	32, // 107: control.ControlService.RemoveChainLocalOverride:output_type -> control.RemoveChainLocalOverrideResponse
-	92, // [92:108] is the sub-list for method output_type
-	76, // [76:92] is the sub-list for method input_type
-	76, // [76:76] is the sub-list for extension type_name
-	76, // [76:76] is the sub-list for extension extendee
-	0,  // [0:76] is the sub-list for field type_name
+	35, // 0: control.HealthCheckRequest.body:type_name -> control.HealthCheckRequest.Body
+	72, // 1: control.HealthCheckRequest.signature:type_name -> control.Signature
+	36, // 2: control.HealthCheckResponse.body:type_name -> control.HealthCheckResponse.Body
+	72, // 3: control.HealthCheckResponse.signature:type_name -> control.Signature
+	37, // 4: control.SetNetmapStatusRequest.body:type_name -> control.SetNetmapStatusRequest.Body
+	72, // 5: control.SetNetmapStatusRequest.signature:type_name -> control.Signature
+	38, // 6: control.SetNetmapStatusResponse.body:type_name -> control.SetNetmapStatusResponse.Body
+	72, // 7: control.SetNetmapStatusResponse.signature:type_name -> control.Signature
+	39, // 8: control.DropObjectsRequest.body:type_name -> control.DropObjectsRequest.Body
+	72, // 9: control.DropObjectsRequest.signature:type_name -> control.Signature
+	40, // 10: control.DropObjectsResponse.body:type_name -> control.DropObjectsResponse.Body
+	72, // 11: control.DropObjectsResponse.signature:type_name -> control.Signature
+	41, // 12: control.ListShardsRequest.body:type_name -> control.ListShardsRequest.Body
+	72, // 13: control.ListShardsRequest.signature:type_name -> control.Signature
+	42, // 14: control.ListShardsResponse.body:type_name -> control.ListShardsResponse.Body
+	72, // 15: control.ListShardsResponse.signature:type_name -> control.Signature
+	43, // 16: control.SetShardModeRequest.body:type_name -> control.SetShardModeRequest.Body
+	72, // 17: control.SetShardModeRequest.signature:type_name -> control.Signature
+	44, // 18: control.SetShardModeResponse.body:type_name -> control.SetShardModeResponse.Body
+	72, // 19: control.SetShardModeResponse.signature:type_name -> control.Signature
+	45, // 20: control.SynchronizeTreeRequest.body:type_name -> control.SynchronizeTreeRequest.Body
+	72, // 21: control.SynchronizeTreeRequest.signature:type_name -> control.Signature
+	46, // 22: control.SynchronizeTreeResponse.body:type_name -> control.SynchronizeTreeResponse.Body
+	72, // 23: control.SynchronizeTreeResponse.signature:type_name -> control.Signature
+	47, // 24: control.EvacuateShardRequest.body:type_name -> control.EvacuateShardRequest.Body
+	72, // 25: control.EvacuateShardRequest.signature:type_name -> control.Signature
+	48, // 26: control.EvacuateShardResponse.body:type_name -> control.EvacuateShardResponse.Body
+	72, // 27: control.EvacuateShardResponse.signature:type_name -> control.Signature
+	49, // 28: control.FlushCacheRequest.body:type_name -> control.FlushCacheRequest.Body
+	72, // 29: control.FlushCacheRequest.signature:type_name -> control.Signature
+	50, // 30: control.FlushCacheResponse.body:type_name -> control.FlushCacheResponse.Body
+	72, // 31: control.FlushCacheResponse.signature:type_name -> control.Signature
+	51, // 32: control.DoctorRequest.body:type_name -> control.DoctorRequest.Body
+	72, // 33: control.DoctorRequest.signature:type_name -> control.Signature
+	52, // 34: control.DoctorResponse.body:type_name -> control.DoctorResponse.Body
+	72, // 35: control.DoctorResponse.signature:type_name -> control.Signature
+	53, // 36: control.StartShardEvacuationRequest.body:type_name -> control.StartShardEvacuationRequest.Body
+	72, // 37: control.StartShardEvacuationRequest.signature:type_name -> control.Signature
+	54, // 38: control.StartShardEvacuationResponse.body:type_name -> control.StartShardEvacuationResponse.Body
+	72, // 39: control.StartShardEvacuationResponse.signature:type_name -> control.Signature
+	55, // 40: control.GetShardEvacuationStatusRequest.body:type_name -> control.GetShardEvacuationStatusRequest.Body
+	72, // 41: control.GetShardEvacuationStatusRequest.signature:type_name -> control.Signature
+	56, // 42: control.GetShardEvacuationStatusResponse.body:type_name -> control.GetShardEvacuationStatusResponse.Body
+	72, // 43: control.GetShardEvacuationStatusResponse.signature:type_name -> control.Signature
+	59, // 44: control.StopShardEvacuationRequest.body:type_name -> control.StopShardEvacuationRequest.Body
+	72, // 45: control.StopShardEvacuationRequest.signature:type_name -> control.Signature
+	60, // 46: control.StopShardEvacuationResponse.body:type_name -> control.StopShardEvacuationResponse.Body
+	72, // 47: control.StopShardEvacuationResponse.signature:type_name -> control.Signature
+	61, // 48: control.AddChainLocalOverrideRequest.body:type_name -> control.AddChainLocalOverrideRequest.Body
+	72, // 49: control.AddChainLocalOverrideRequest.signature:type_name -> control.Signature
+	62, // 50: control.AddChainLocalOverrideResponse.body:type_name -> control.AddChainLocalOverrideResponse.Body
+	72, // 51: control.AddChainLocalOverrideResponse.signature:type_name -> control.Signature
+	63, // 52: control.GetChainLocalOverrideRequest.body:type_name -> control.GetChainLocalOverrideRequest.Body
+	72, // 53: control.GetChainLocalOverrideRequest.signature:type_name -> control.Signature
+	64, // 54: control.GetChainLocalOverrideResponse.body:type_name -> control.GetChainLocalOverrideResponse.Body
+	72, // 55: control.GetChainLocalOverrideResponse.signature:type_name -> control.Signature
+	65, // 56: control.ListChainLocalOverridesRequest.body:type_name -> control.ListChainLocalOverridesRequest.Body
+	72, // 57: control.ListChainLocalOverridesRequest.signature:type_name -> control.Signature
+	66, // 58: control.ListChainLocalOverridesResponse.body:type_name -> control.ListChainLocalOverridesResponse.Body
+	72, // 59: control.ListChainLocalOverridesResponse.signature:type_name -> control.Signature
+	67, // 60: control.RemoveChainLocalOverrideRequest.body:type_name -> control.RemoveChainLocalOverrideRequest.Body
+	72, // 61: control.RemoveChainLocalOverrideRequest.signature:type_name -> control.Signature
+	68, // 62: control.RemoveChainLocalOverrideResponse.body:type_name -> control.RemoveChainLocalOverrideResponse.Body
+	72, // 63: control.RemoveChainLocalOverrideResponse.signature:type_name -> control.Signature
+	69, // 64: control.SealWriteCacheRequest.body:type_name -> control.SealWriteCacheRequest.Body
+	72, // 65: control.SealWriteCacheRequest.signature:type_name -> control.Signature
+	70, // 66: control.SealWriteCacheResponse.body:type_name -> control.SealWriteCacheResponse.Body
+	72, // 67: control.SealWriteCacheResponse.signature:type_name -> control.Signature
+	73, // 68: control.HealthCheckResponse.Body.netmap_status:type_name -> control.NetmapStatus
+	74, // 69: control.HealthCheckResponse.Body.health_status:type_name -> control.HealthStatus
+	73, // 70: control.SetNetmapStatusRequest.Body.status:type_name -> control.NetmapStatus
+	75, // 71: control.ListShardsResponse.Body.shards:type_name -> control.ShardInfo
+	76, // 72: control.SetShardModeRequest.Body.mode:type_name -> control.ShardMode
+	0,  // 73: control.GetShardEvacuationStatusResponse.Body.status:type_name -> control.GetShardEvacuationStatusResponse.Body.Status
+	58, // 74: control.GetShardEvacuationStatusResponse.Body.duration:type_name -> control.GetShardEvacuationStatusResponse.Body.Duration
+	57, // 75: control.GetShardEvacuationStatusResponse.Body.started_at:type_name -> control.GetShardEvacuationStatusResponse.Body.UnixTimestamp
+	77, // 76: control.AddChainLocalOverrideRequest.Body.target:type_name -> control.ChainTarget
+	77, // 77: control.GetChainLocalOverrideRequest.Body.target:type_name -> control.ChainTarget
+	77, // 78: control.ListChainLocalOverridesRequest.Body.target:type_name -> control.ChainTarget
+	77, // 79: control.RemoveChainLocalOverrideRequest.Body.target:type_name -> control.ChainTarget
+	71, // 80: control.SealWriteCacheResponse.Body.results:type_name -> control.SealWriteCacheResponse.Body.Status
+	1,  // 81: control.ControlService.HealthCheck:input_type -> control.HealthCheckRequest
+	3,  // 82: control.ControlService.SetNetmapStatus:input_type -> control.SetNetmapStatusRequest
+	5,  // 83: control.ControlService.DropObjects:input_type -> control.DropObjectsRequest
+	7,  // 84: control.ControlService.ListShards:input_type -> control.ListShardsRequest
+	9,  // 85: control.ControlService.SetShardMode:input_type -> control.SetShardModeRequest
+	11, // 86: control.ControlService.SynchronizeTree:input_type -> control.SynchronizeTreeRequest
+	13, // 87: control.ControlService.EvacuateShard:input_type -> control.EvacuateShardRequest
+	19, // 88: control.ControlService.StartShardEvacuation:input_type -> control.StartShardEvacuationRequest
+	21, // 89: control.ControlService.GetShardEvacuationStatus:input_type -> control.GetShardEvacuationStatusRequest
+	23, // 90: control.ControlService.StopShardEvacuation:input_type -> control.StopShardEvacuationRequest
+	15, // 91: control.ControlService.FlushCache:input_type -> control.FlushCacheRequest
+	17, // 92: control.ControlService.Doctor:input_type -> control.DoctorRequest
+	25, // 93: control.ControlService.AddChainLocalOverride:input_type -> control.AddChainLocalOverrideRequest
+	27, // 94: control.ControlService.GetChainLocalOverride:input_type -> control.GetChainLocalOverrideRequest
+	29, // 95: control.ControlService.ListChainLocalOverrides:input_type -> control.ListChainLocalOverridesRequest
+	31, // 96: control.ControlService.RemoveChainLocalOverride:input_type -> control.RemoveChainLocalOverrideRequest
+	33, // 97: control.ControlService.SealWriteCache:input_type -> control.SealWriteCacheRequest
+	2,  // 98: control.ControlService.HealthCheck:output_type -> control.HealthCheckResponse
+	4,  // 99: control.ControlService.SetNetmapStatus:output_type -> control.SetNetmapStatusResponse
+	6,  // 100: control.ControlService.DropObjects:output_type -> control.DropObjectsResponse
+	8,  // 101: control.ControlService.ListShards:output_type -> control.ListShardsResponse
+	10, // 102: control.ControlService.SetShardMode:output_type -> control.SetShardModeResponse
+	12, // 103: control.ControlService.SynchronizeTree:output_type -> control.SynchronizeTreeResponse
+	14, // 104: control.ControlService.EvacuateShard:output_type -> control.EvacuateShardResponse
+	20, // 105: control.ControlService.StartShardEvacuation:output_type -> control.StartShardEvacuationResponse
+	22, // 106: control.ControlService.GetShardEvacuationStatus:output_type -> control.GetShardEvacuationStatusResponse
+	24, // 107: control.ControlService.StopShardEvacuation:output_type -> control.StopShardEvacuationResponse
+	16, // 108: control.ControlService.FlushCache:output_type -> control.FlushCacheResponse
+	18, // 109: control.ControlService.Doctor:output_type -> control.DoctorResponse
+	26, // 110: control.ControlService.AddChainLocalOverride:output_type -> control.AddChainLocalOverrideResponse
+	28, // 111: control.ControlService.GetChainLocalOverride:output_type -> control.GetChainLocalOverrideResponse
+	30, // 112: control.ControlService.ListChainLocalOverrides:output_type -> control.ListChainLocalOverridesResponse
+	32, // 113: control.ControlService.RemoveChainLocalOverride:output_type -> control.RemoveChainLocalOverrideResponse
+	34, // 114: control.ControlService.SealWriteCache:output_type -> control.SealWriteCacheResponse
+	98, // [98:115] is the sub-list for method output_type
+	81, // [81:98] is the sub-list for method input_type
+	81, // [81:81] is the sub-list for extension type_name
+	81, // [81:81] is the sub-list for extension extendee
+	0,  // [0:81] is the sub-list for field type_name
 }
 
 func init() { file_pkg_services_control_service_proto_init() }
@@ -4716,7 +5043,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[32].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*HealthCheckRequest_Body); i {
+			switch v := v.(*SealWriteCacheRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4728,7 +5055,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[33].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*HealthCheckResponse_Body); i {
+			switch v := v.(*SealWriteCacheResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4740,7 +5067,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[34].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SetNetmapStatusRequest_Body); i {
+			switch v := v.(*HealthCheckRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4752,7 +5079,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[35].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SetNetmapStatusResponse_Body); i {
+			switch v := v.(*HealthCheckResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4764,7 +5091,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[36].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*DropObjectsRequest_Body); i {
+			switch v := v.(*SetNetmapStatusRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4776,7 +5103,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[37].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*DropObjectsResponse_Body); i {
+			switch v := v.(*SetNetmapStatusResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4788,7 +5115,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[38].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ListShardsRequest_Body); i {
+			switch v := v.(*DropObjectsRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4800,7 +5127,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[39].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ListShardsResponse_Body); i {
+			switch v := v.(*DropObjectsResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4812,7 +5139,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[40].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SetShardModeRequest_Body); i {
+			switch v := v.(*ListShardsRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4824,7 +5151,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[41].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SetShardModeResponse_Body); i {
+			switch v := v.(*ListShardsResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4836,7 +5163,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[42].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SynchronizeTreeRequest_Body); i {
+			switch v := v.(*SetShardModeRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4848,7 +5175,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[43].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*SynchronizeTreeResponse_Body); i {
+			switch v := v.(*SetShardModeResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4860,7 +5187,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[44].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*EvacuateShardRequest_Body); i {
+			switch v := v.(*SynchronizeTreeRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4872,7 +5199,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[45].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*EvacuateShardResponse_Body); i {
+			switch v := v.(*SynchronizeTreeResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4884,7 +5211,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[46].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*FlushCacheRequest_Body); i {
+			switch v := v.(*EvacuateShardRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4896,7 +5223,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[47].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*FlushCacheResponse_Body); i {
+			switch v := v.(*EvacuateShardResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4908,7 +5235,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[48].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*DoctorRequest_Body); i {
+			switch v := v.(*FlushCacheRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4920,7 +5247,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[49].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*DoctorResponse_Body); i {
+			switch v := v.(*FlushCacheResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4932,7 +5259,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[50].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*StartShardEvacuationRequest_Body); i {
+			switch v := v.(*DoctorRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4944,7 +5271,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[51].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*StartShardEvacuationResponse_Body); i {
+			switch v := v.(*DoctorResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4956,7 +5283,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[52].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetShardEvacuationStatusRequest_Body); i {
+			switch v := v.(*StartShardEvacuationRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4968,7 +5295,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[53].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetShardEvacuationStatusResponse_Body); i {
+			switch v := v.(*StartShardEvacuationResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4980,7 +5307,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[54].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetShardEvacuationStatusResponse_Body_UnixTimestamp); i {
+			switch v := v.(*GetShardEvacuationStatusRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -4992,7 +5319,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[55].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetShardEvacuationStatusResponse_Body_Duration); i {
+			switch v := v.(*GetShardEvacuationStatusResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5004,7 +5331,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[56].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*StopShardEvacuationRequest_Body); i {
+			switch v := v.(*GetShardEvacuationStatusResponse_Body_UnixTimestamp); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5016,7 +5343,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[57].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*StopShardEvacuationResponse_Body); i {
+			switch v := v.(*GetShardEvacuationStatusResponse_Body_Duration); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5028,7 +5355,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[58].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*AddChainLocalOverrideRequest_Body); i {
+			switch v := v.(*StopShardEvacuationRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5040,7 +5367,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[59].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*AddChainLocalOverrideResponse_Body); i {
+			switch v := v.(*StopShardEvacuationResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5052,7 +5379,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[60].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetChainLocalOverrideRequest_Body); i {
+			switch v := v.(*AddChainLocalOverrideRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5064,7 +5391,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[61].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*GetChainLocalOverrideResponse_Body); i {
+			switch v := v.(*AddChainLocalOverrideResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5076,7 +5403,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[62].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ListChainLocalOverridesRequest_Body); i {
+			switch v := v.(*GetChainLocalOverrideRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5088,7 +5415,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[63].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*ListChainLocalOverridesResponse_Body); i {
+			switch v := v.(*GetChainLocalOverrideResponse_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5100,7 +5427,7 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[64].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*RemoveChainLocalOverrideRequest_Body); i {
+			switch v := v.(*ListChainLocalOverridesRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -5112,6 +5439,30 @@ func file_pkg_services_control_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_service_proto_msgTypes[65].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*ListChainLocalOverridesResponse_Body); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_pkg_services_control_service_proto_msgTypes[66].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*RemoveChainLocalOverrideRequest_Body); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_pkg_services_control_service_proto_msgTypes[67].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*RemoveChainLocalOverrideResponse_Body); i {
 			case 0:
 				return &v.state
@@ -5123,6 +5474,42 @@ func file_pkg_services_control_service_proto_init() {
 				return nil
 			}
 		}
+		file_pkg_services_control_service_proto_msgTypes[68].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SealWriteCacheRequest_Body); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_pkg_services_control_service_proto_msgTypes[69].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SealWriteCacheResponse_Body); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_pkg_services_control_service_proto_msgTypes[70].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*SealWriteCacheResponse_Body_Status); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
 	}
 	type x struct{}
 	out := protoimpl.TypeBuilder{
@@ -5130,7 +5517,7 @@ func file_pkg_services_control_service_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_pkg_services_control_service_proto_rawDesc,
 			NumEnums:      1,
-			NumMessages:   66,
+			NumMessages:   71,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/pkg/services/control/service.proto b/pkg/services/control/service.proto
index e3b507387..34c040f2a 100644
--- a/pkg/services/control/service.proto
+++ b/pkg/services/control/service.proto
@@ -56,6 +56,9 @@ service ControlService {
 
     // Remove local access policy engine overrides stored in the node by chaind id.
     rpc RemoveChainLocalOverride (RemoveChainLocalOverrideRequest) returns (RemoveChainLocalOverrideResponse);
+
+    // Flush objects from write-cache and move it to degraded read only mode.
+    rpc SealWriteCache(SealWriteCacheRequest) returns (SealWriteCacheResponse);
 }
 
 // Health check request.
@@ -525,3 +528,32 @@ message RemoveChainLocalOverrideResponse {
 
     Signature signature = 2;
 }
+
+message SealWriteCacheRequest {
+    // Request body structure.
+    message Body {
+        // ID of the shard.
+        repeated bytes shard_ID = 1;
+
+        // Flag indicating whether object read errors should be ignored.
+        bool ignore_errors = 2;
+    }
+
+    Body body = 1;
+    Signature signature = 2;
+}
+
+message SealWriteCacheResponse {
+    message Body {
+        message Status {
+            bytes shard_ID = 1;
+            bool success = 2;
+            string error = 3;
+        }
+        repeated Status results = 1;
+    }
+
+    Body body = 1;
+
+    Signature signature = 2;
+}
\ No newline at end of file
diff --git a/pkg/services/control/service_frostfs.pb.go b/pkg/services/control/service_frostfs.pb.go
index 3ace081e4..4ce6791f8 100644
--- a/pkg/services/control/service_frostfs.pb.go
+++ b/pkg/services/control/service_frostfs.pb.go
@@ -2755,3 +2755,216 @@ func (x *RemoveChainLocalOverrideResponse) ReadSignedData(buf []byte) ([]byte, e
 func (x *RemoveChainLocalOverrideResponse) SetSignature(sig *Signature) {
 	x.Signature = sig
 }
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *SealWriteCacheRequest_Body) StableSize() (size int) {
+	if x == nil {
+		return 0
+	}
+	size += proto.RepeatedBytesSize(1, x.Shard_ID)
+	size += proto.BoolSize(2, x.IgnoreErrors)
+	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 *SealWriteCacheRequest_Body) StableMarshal(buf []byte) []byte {
+	if x == nil {
+		return []byte{}
+	}
+	if buf == nil {
+		buf = make([]byte, x.StableSize())
+	}
+	var offset int
+	offset += proto.RepeatedBytesMarshal(1, buf[offset:], x.Shard_ID)
+	offset += proto.BoolMarshal(2, buf[offset:], x.IgnoreErrors)
+	return buf
+}
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *SealWriteCacheRequest) StableSize() (size int) {
+	if x == nil {
+		return 0
+	}
+	size += proto.NestedStructureSize(1, x.Body)
+	size += proto.NestedStructureSize(2, x.Signature)
+	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 *SealWriteCacheRequest) StableMarshal(buf []byte) []byte {
+	if x == nil {
+		return []byte{}
+	}
+	if buf == nil {
+		buf = make([]byte, x.StableSize())
+	}
+	var offset int
+	offset += proto.NestedStructureMarshal(1, buf[offset:], x.Body)
+	offset += proto.NestedStructureMarshal(2, buf[offset:], x.Signature)
+	return buf
+}
+
+// ReadSignedData fills buf with signed data of x.
+// If buffer length is less than x.SignedDataSize(), 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 signed data.
+func (x *SealWriteCacheRequest) SignedDataSize() int {
+	return x.GetBody().StableSize()
+}
+
+// SignedDataSize returns size of the request signed data in bytes.
+//
+// Structures with the same field values have the same signed data size.
+func (x *SealWriteCacheRequest) ReadSignedData(buf []byte) ([]byte, error) {
+	return x.GetBody().StableMarshal(buf), nil
+}
+
+func (x *SealWriteCacheRequest) SetSignature(sig *Signature) {
+	x.Signature = sig
+}
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *SealWriteCacheResponse_Body_Status) StableSize() (size int) {
+	if x == nil {
+		return 0
+	}
+	size += proto.BytesSize(1, x.Shard_ID)
+	size += proto.BoolSize(2, x.Success)
+	size += proto.StringSize(3, x.Error)
+	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 *SealWriteCacheResponse_Body_Status) StableMarshal(buf []byte) []byte {
+	if x == nil {
+		return []byte{}
+	}
+	if buf == nil {
+		buf = make([]byte, x.StableSize())
+	}
+	var offset int
+	offset += proto.BytesMarshal(1, buf[offset:], x.Shard_ID)
+	offset += proto.BoolMarshal(2, buf[offset:], x.Success)
+	offset += proto.StringMarshal(3, buf[offset:], x.Error)
+	return buf
+}
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *SealWriteCacheResponse_Body) StableSize() (size int) {
+	if x == nil {
+		return 0
+	}
+	for i := range x.Results {
+		size += proto.NestedStructureSize(1, x.Results[i])
+	}
+	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 *SealWriteCacheResponse_Body) StableMarshal(buf []byte) []byte {
+	if x == nil {
+		return []byte{}
+	}
+	if buf == nil {
+		buf = make([]byte, x.StableSize())
+	}
+	var offset int
+	for i := range x.Results {
+		offset += proto.NestedStructureMarshal(1, buf[offset:], x.Results[i])
+	}
+	return buf
+}
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *SealWriteCacheResponse) StableSize() (size int) {
+	if x == nil {
+		return 0
+	}
+	size += proto.NestedStructureSize(1, x.Body)
+	size += proto.NestedStructureSize(2, x.Signature)
+	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 *SealWriteCacheResponse) StableMarshal(buf []byte) []byte {
+	if x == nil {
+		return []byte{}
+	}
+	if buf == nil {
+		buf = make([]byte, x.StableSize())
+	}
+	var offset int
+	offset += proto.NestedStructureMarshal(1, buf[offset:], x.Body)
+	offset += proto.NestedStructureMarshal(2, buf[offset:], x.Signature)
+	return buf
+}
+
+// ReadSignedData fills buf with signed data of x.
+// If buffer length is less than x.SignedDataSize(), 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 signed data.
+func (x *SealWriteCacheResponse) SignedDataSize() int {
+	return x.GetBody().StableSize()
+}
+
+// SignedDataSize returns size of the request signed data in bytes.
+//
+// Structures with the same field values have the same signed data size.
+func (x *SealWriteCacheResponse) ReadSignedData(buf []byte) ([]byte, error) {
+	return x.GetBody().StableMarshal(buf), nil
+}
+
+func (x *SealWriteCacheResponse) SetSignature(sig *Signature) {
+	x.Signature = sig
+}
diff --git a/pkg/services/control/service_grpc.pb.go b/pkg/services/control/service_grpc.pb.go
index c3976c54a..e09f6750b 100644
--- a/pkg/services/control/service_grpc.pb.go
+++ b/pkg/services/control/service_grpc.pb.go
@@ -35,6 +35,7 @@ const (
 	ControlService_GetChainLocalOverride_FullMethodName    = "/control.ControlService/GetChainLocalOverride"
 	ControlService_ListChainLocalOverrides_FullMethodName  = "/control.ControlService/ListChainLocalOverrides"
 	ControlService_RemoveChainLocalOverride_FullMethodName = "/control.ControlService/RemoveChainLocalOverride"
+	ControlService_SealWriteCache_FullMethodName           = "/control.ControlService/SealWriteCache"
 )
 
 // ControlServiceClient is the client API for ControlService service.
@@ -74,6 +75,8 @@ type ControlServiceClient interface {
 	ListChainLocalOverrides(ctx context.Context, in *ListChainLocalOverridesRequest, opts ...grpc.CallOption) (*ListChainLocalOverridesResponse, error)
 	// Remove local access policy engine overrides stored in the node by chaind id.
 	RemoveChainLocalOverride(ctx context.Context, in *RemoveChainLocalOverrideRequest, opts ...grpc.CallOption) (*RemoveChainLocalOverrideResponse, error)
+	// Flush objects from write-cache and move it to degraded read only mode.
+	SealWriteCache(ctx context.Context, in *SealWriteCacheRequest, opts ...grpc.CallOption) (*SealWriteCacheResponse, error)
 }
 
 type controlServiceClient struct {
@@ -228,6 +231,15 @@ func (c *controlServiceClient) RemoveChainLocalOverride(ctx context.Context, in
 	return out, nil
 }
 
+func (c *controlServiceClient) SealWriteCache(ctx context.Context, in *SealWriteCacheRequest, opts ...grpc.CallOption) (*SealWriteCacheResponse, error) {
+	out := new(SealWriteCacheResponse)
+	err := c.cc.Invoke(ctx, ControlService_SealWriteCache_FullMethodName, in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // ControlServiceServer is the server API for ControlService service.
 // All implementations should embed UnimplementedControlServiceServer
 // for forward compatibility
@@ -265,6 +277,8 @@ type ControlServiceServer interface {
 	ListChainLocalOverrides(context.Context, *ListChainLocalOverridesRequest) (*ListChainLocalOverridesResponse, error)
 	// Remove local access policy engine overrides stored in the node by chaind id.
 	RemoveChainLocalOverride(context.Context, *RemoveChainLocalOverrideRequest) (*RemoveChainLocalOverrideResponse, error)
+	// Flush objects from write-cache and move it to degraded read only mode.
+	SealWriteCache(context.Context, *SealWriteCacheRequest) (*SealWriteCacheResponse, error)
 }
 
 // UnimplementedControlServiceServer should be embedded to have forward compatible implementations.
@@ -319,6 +333,9 @@ func (UnimplementedControlServiceServer) ListChainLocalOverrides(context.Context
 func (UnimplementedControlServiceServer) RemoveChainLocalOverride(context.Context, *RemoveChainLocalOverrideRequest) (*RemoveChainLocalOverrideResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method RemoveChainLocalOverride not implemented")
 }
+func (UnimplementedControlServiceServer) SealWriteCache(context.Context, *SealWriteCacheRequest) (*SealWriteCacheResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SealWriteCache not implemented")
+}
 
 // UnsafeControlServiceServer may be embedded to opt out of forward compatibility for this service.
 // Use of this interface is not recommended, as added methods to ControlServiceServer will
@@ -619,6 +636,24 @@ func _ControlService_RemoveChainLocalOverride_Handler(srv interface{}, ctx conte
 	return interceptor(ctx, in, info, handler)
 }
 
+func _ControlService_SealWriteCache_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(SealWriteCacheRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(ControlServiceServer).SealWriteCache(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: ControlService_SealWriteCache_FullMethodName,
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(ControlServiceServer).SealWriteCache(ctx, req.(*SealWriteCacheRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // ControlService_ServiceDesc is the grpc.ServiceDesc for ControlService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -690,6 +725,10 @@ var ControlService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "RemoveChainLocalOverride",
 			Handler:    _ControlService_RemoveChainLocalOverride_Handler,
 		},
+		{
+			MethodName: "SealWriteCache",
+			Handler:    _ControlService_SealWriteCache_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "pkg/services/control/service.proto",