[#270] Add IR epoch tick control call

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

cmd/frostfs-cli/modules/control/ir.go

@@ -0,0 +1,15 @@
+package control
+
+import "github.com/spf13/cobra"
+
+var irCmd = &cobra.Command{
+	Use:   "ir",
+	Short: "Operations with inner ring nodes",
+	Long:  "Operations with inner ring nodes",
+}
+
+func initControlIRCmd() {
+	irCmd.AddCommand(tickEpochCmd)
+
+	initControlIRTickEpochCmd()
+}

cmd/frostfs-cli/modules/control/ir_tick_epoch.go

@@ -0,0 +1,43 @@
+package control
+
+import (
+	rawclient "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"
+	ircontrol "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control/ir"
+	ircontrolsrv "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control/ir/server"
+	"github.com/spf13/cobra"
+)
+
+var tickEpochCmd = &cobra.Command{
+	Use:   "tick-epoch",
+	Short: "Forces a new epoch",
+	Long:  "Forces a new epoch via a notary request. It should be executed on other IR nodes as well.",
+	Run:   tickEpoch,
+}
+
+func initControlIRTickEpochCmd() {
+	initControlFlags(tickEpochCmd)
+}
+
+func tickEpoch(cmd *cobra.Command, _ []string) {
+	pk := key.Get(cmd)
+	c := getClient(cmd, pk)
+
+	req := new(ircontrol.TickEpochRequest)
+	req.SetBody(new(ircontrol.TickEpochRequest_Body))
+
+	err := ircontrolsrv.SignMessage(pk, req)
+	commonCmd.ExitOnErr(cmd, "could not sign request: %w", err)
+
+	var resp *ircontrol.TickEpochResponse
+	err = c.ExecRaw(func(client *rawclient.Client) error {
+		resp, err = ircontrol.TickEpoch(client, req)
+		return err
+	})
+	commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
+
+	verifyResponse(cmd, resp.GetSignature(), resp.GetBody())
+
+	cmd.Println("Epoch tick requested")
+}

cmd/frostfs-cli/modules/control/root.go

@@ -33,6 +33,7 @@ func init() {
 		dropObjectsCmd,
 		shardsCmd,
 		synchronizeTreeCmd,
+		irCmd,
 	)
 
 	initControlHealthCheckCmd()
@@ -40,4 +41,5 @@ func init() {
 	initControlDropObjectsCmd()
 	initControlShardsCmd()
 	initControlSynchronizeTreeCmd()
+	initControlIRCmd()
 }

pkg/innerring/initialization.go

@@ -459,7 +459,7 @@ func (s *Server) initGRPCServer(cfg *viper.Viper) error {
 	p.SetPrivateKey(*s.key)
 	p.SetHealthChecker(s)
 
-	controlSvc := controlsrv.New(p,
+	controlSvc := controlsrv.New(p, s.netmapClient,
 		controlsrv.WithAllowedKeys(authKeys),
 	)
 

pkg/innerring/processors/netmap/process_epoch.go

@@ -79,7 +79,7 @@ func (np *Processor) processNewEpochTick() {
 	nextEpoch := np.epochState.EpochCounter() + 1
 	np.log.Debug(logs.NetmapNextEpoch, zap.Uint64("value", nextEpoch))
 
-	err := np.netmapClient.NewEpoch(nextEpoch)
+	err := np.netmapClient.NewEpoch(nextEpoch, false)
 	if err != nil {
 		np.log.Error(logs.NetmapCantInvokeNetmapNewEpoch, zap.Error(err))
 	}

pkg/morph/client/netmap/new_epoch.go

@@ -8,10 +8,14 @@ import (
 
 // NewEpoch updates FrostFS epoch number through
 // Netmap contract call.
-func (c *Client) NewEpoch(epoch uint64) error {
+// If `force` is true, this call is normally initiated by a control
+// service command and uses a control notary transaction internally
+// to ensure all nodes produce the same transaction with high probability.
+func (c *Client) NewEpoch(epoch uint64, force bool) error {
 	prm := client.InvokePrm{}
 	prm.SetMethod(newEpochMethod)
 	prm.SetArgs(epoch)
+	prm.SetControlTX(force)
 
 	if err := c.client.Invoke(prm); err != nil {
 		return fmt.Errorf("could not invoke method (%s): %w", newEpochMethod, err)

pkg/morph/client/notary.go

@@ -886,6 +886,16 @@ func CalculateNotaryDepositAmount(c *Client, gasMul, gasDiv int64) (fixedn.Fixed
 // CalculateNonceAndVUB calculates nonce and ValidUntilBlock values
 // based on transaction hash.
 func (c *Client) CalculateNonceAndVUB(hash util.Uint256) (nonce uint32, vub uint32, err error) {
+	return c.calculateNonceAndVUB(hash, false)
+}
+
+// CalculateNonceAndVUBControl calculates nonce and rounded ValidUntilBlock values
+// based on transaction hash for use in control transactions.
+func (c *Client) CalculateNonceAndVUBControl(hash util.Uint256) (nonce uint32, vub uint32, err error) {
+	return c.calculateNonceAndVUB(hash, true)
+}
+
+func (c *Client) calculateNonceAndVUB(hash util.Uint256, roundBlockHeight bool) (nonce uint32, vub uint32, err error) {
 	c.switchLock.RLock()
 	defer c.switchLock.RUnlock()
 
@@ -904,6 +914,14 @@ func (c *Client) CalculateNonceAndVUB(hash util.Uint256) (nonce uint32, vub uint
 		return 0, 0, fmt.Errorf("could not get transaction height: %w", err)
 	}
 
+	// For control transactions, we round down the block height to control the
+	// probability of all nodes producing the same transaction, since it depends
+	// on this value.
+	if roundBlockHeight {
+		inc := c.rpcActor.GetVersion().Protocol.MaxValidUntilBlockIncrement
+		height = height / inc * inc
+	}
+
 	return nonce, height + c.notary.txValidTime, nil
 }
 

pkg/morph/client/static.go

@@ -94,6 +94,12 @@ type InvokePrmOptional struct {
 	// `validUntilBlock` values by all notification
 	// receivers.
 	hash *util.Uint256
+	// controlTX controls whether the invoke method will use a rounded
+	// block height value, which is useful for control transactions which
+	// are required to be produced by all nodes with very high probability.
+	// It's only used by notary transactions and it affects only the
+	// computation of `validUntilBlock` values.
+	controlTX bool
 }
 
 // SetHash sets optional hash of the transaction.
@@ -104,6 +110,11 @@ func (i *InvokePrmOptional) SetHash(hash util.Uint256) {
 	i.hash = &hash
 }
 
+// SetControlTX sets whether a control transaction will be used.
+func (i *InvokePrmOptional) SetControlTX(b bool) {
+	i.controlTX = b
+}
+
 // Invoke calls Invoke method of Client with static internal script hash and fee.
 // Supported args types are the same as in Client.
 //
@@ -126,7 +137,11 @@ func (s StaticClient) Invoke(prm InvokePrm) error {
 			)
 
 			if prm.hash != nil {
+				if prm.controlTX {
+					nonce, vub, err = s.client.CalculateNonceAndVUBControl(*prm.hash)
+				} else {
 					nonce, vub, err = s.client.CalculateNonceAndVUB(*prm.hash)
+				}
 				if err != nil {
 					return fmt.Errorf("could not calculate nonce and VUB for notary alphabet invoke: %w", err)
 				}

pkg/services/control/ir/convert.go

@@ -14,18 +14,18 @@ func (w *requestWrapper) ToGRPCMessage() grpc.Message {
 	return w.m
 }
 
-type healthCheckResponseWrapper struct {
+type responseWrapper[M grpc.Message] struct {
-	m *HealthCheckResponse
+	m M
 }
 
-func (w *healthCheckResponseWrapper) ToGRPCMessage() grpc.Message {
+func (w *responseWrapper[M]) ToGRPCMessage() grpc.Message {
 	return w.m
 }
 
-func (w *healthCheckResponseWrapper) FromGRPCMessage(m grpc.Message) error {
+func (w *responseWrapper[M]) FromGRPCMessage(m grpc.Message) error {
 	var ok bool
 
-	w.m, ok = m.(*HealthCheckResponse)
+	w.m, ok = m.(M)
 	if !ok {
 		return message.NewUnexpectedMessageType(m, w.m)
 	}

pkg/services/control/ir/rpc.go

@@ -3,12 +3,14 @@ package control
 import (
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/client"
 	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/common"
+	"git.frostfs.info/TrueCloudLab/frostfs-api-go/v2/rpc/grpc"
 )
 
 const serviceName = "ircontrol.ControlService"
 
 const (
 	rpcHealthCheck = "HealthCheck"
+	rpcTickEpoch   = "TickEpoch"
 )
 
 // HealthCheck executes ControlService.HealthCheck RPC.
@@ -17,15 +19,29 @@ func HealthCheck(
 	req *HealthCheckRequest,
 	opts ...client.CallOption,
 ) (*HealthCheckResponse, error) {
-	wResp := &healthCheckResponseWrapper{
+	return sendUnary[HealthCheckRequest, HealthCheckResponse](cli, rpcHealthCheck, req, opts...)
-		m: new(HealthCheckResponse),
+}
+
+// TickEpoch executes ControlService.TickEpoch RPC.
+func TickEpoch(
+	cli *client.Client,
+	req *TickEpochRequest,
+	opts ...client.CallOption,
+) (*TickEpochResponse, error) {
+	return sendUnary[TickEpochRequest, TickEpochResponse](cli, rpcTickEpoch, req, opts...)
+}
+
+func sendUnary[I, O grpc.Message](cli *client.Client, rpcName string, req *I, opts ...client.CallOption) (*O, error) {
+	var resp O
+	wResp := &responseWrapper[*O]{
+		m: &resp,
 	}
 
 	wReq := &requestWrapper{
 		m: req,
 	}
 
-	err := client.SendUnary(cli, common.CallMethodInfoUnary(serviceName, rpcHealthCheck), wReq, wResp, opts...)
+	err := client.SendUnary(cli, common.CallMethodInfoUnary(serviceName, rpcName), wReq, wResp, opts...)
 	if err != nil {
 		return nil, err
 	}

pkg/services/control/ir/server/calls.go

@@ -2,6 +2,7 @@ package control
 
 import (
 	"context"
+	"fmt"
 
 	control "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control/ir"
 	"google.golang.org/grpc/codes"
@@ -12,12 +13,10 @@ import (
 //
 // If request is not signed with a key from white list, permission error returns.
 func (s *Server) HealthCheck(_ context.Context, req *control.HealthCheckRequest) (*control.HealthCheckResponse, error) {
-	// verify request
 	if err := s.isValidRequest(req); err != nil {
 		return nil, status.Error(codes.PermissionDenied, err.Error())
 	}
 
-	// create and fill response
 	resp := new(control.HealthCheckResponse)
 
 	body := new(control.HealthCheckResponse_Body)
@@ -25,7 +24,33 @@ func (s *Server) HealthCheck(_ context.Context, req *control.HealthCheckRequest)
 
 	body.SetHealthStatus(s.prm.healthChecker.HealthStatus())
 
-	// sign the response
+	if err := SignMessage(&s.prm.key.PrivateKey, resp); err != nil {
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+
+	return resp, nil
+}
+
+// TickEpoch forces a new epoch.
+//
+// If request is not signed with a key from white list, permission error returns.
+func (s *Server) TickEpoch(_ context.Context, req *control.TickEpochRequest) (*control.TickEpochResponse, error) {
+	if err := s.isValidRequest(req); err != nil {
+		return nil, status.Error(codes.PermissionDenied, err.Error())
+	}
+
+	resp := new(control.TickEpochResponse)
+	resp.SetBody(new(control.TickEpochResponse_Body))
+
+	epoch, err := s.netmapClient.Epoch()
+	if err != nil {
+		return nil, fmt.Errorf("getting current epoch: %w", err)
+	}
+
+	if err := s.netmapClient.NewEpoch(epoch+1, true); err != nil {
+		return nil, fmt.Errorf("forcing new epoch: %w", err)
+	}
+
 	if err := SignMessage(&s.prm.key.PrivateKey, resp); err != nil {
 		return nil, status.Error(codes.Internal, err.Error())
 	}

pkg/services/control/ir/server/server.go

@@ -2,6 +2,8 @@ package control
 
 import (
 	"fmt"
+
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
 )
 
 // Server is an entity that serves
@@ -11,6 +13,7 @@ import (
 // signed with a key from the white list.
 type Server struct {
 	prm          Prm
+	netmapClient *netmap.Client
 
 	allowedKeys [][]byte
 }
@@ -29,7 +32,7 @@ func panicOnPrmValue(n string, v any) {
 // Forms white list from all keys specified via
 // WithAllowedKeys option and a public key of
 // the parameterized private key.
-func New(prm Prm, opts ...Option) *Server {
+func New(prm Prm, netmapClient *netmap.Client, opts ...Option) *Server {
 	// verify required parameters
 	switch {
 	case prm.healthChecker == nil:
@@ -45,6 +48,7 @@ func New(prm Prm, opts ...Option) *Server {
 
 	return &Server{
 		prm:          prm,
+		netmapClient: netmapClient,
 
 		allowedKeys: append(o.allowedKeys, prm.key.PublicKey().Bytes()),
 	}

pkg/services/control/ir/service.go

@@ -20,3 +20,15 @@ func (x *HealthCheckResponse) SetBody(v *HealthCheckResponse_Body) {
 		x.Body = v
 	}
 }
+
+func (x *TickEpochRequest) SetBody(v *TickEpochRequest_Body) {
+	if x != nil {
+		x.Body = v
+	}
+}
+
+func (x *TickEpochResponse) SetBody(v *TickEpochResponse_Body) {
+	if x != nil {
+		x.Body = v
+	}
+}

pkg/services/control/ir/service.pb.go

@@ -138,6 +138,116 @@ func (x *HealthCheckResponse) GetSignature() *Signature {
 	return nil
 }
 
+type TickEpochRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Body      *TickEpochRequest_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 *TickEpochRequest) Reset() {
+	*x = TickEpochRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[2]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *TickEpochRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TickEpochRequest) ProtoMessage() {}
+
+func (x *TickEpochRequest) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[2]
+	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 TickEpochRequest.ProtoReflect.Descriptor instead.
+func (*TickEpochRequest) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{2}
+}
+
+func (x *TickEpochRequest) GetBody() *TickEpochRequest_Body {
+	if x != nil {
+		return x.Body
+	}
+	return nil
+}
+
+func (x *TickEpochRequest) GetSignature() *Signature {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
+type TickEpochResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Body      *TickEpochResponse_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 *TickEpochResponse) Reset() {
+	*x = TickEpochResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[3]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *TickEpochResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TickEpochResponse) ProtoMessage() {}
+
+func (x *TickEpochResponse) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[3]
+	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 TickEpochResponse.ProtoReflect.Descriptor instead.
+func (*TickEpochResponse) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{3}
+}
+
+func (x *TickEpochResponse) GetBody() *TickEpochResponse_Body {
+	if x != nil {
+		return x.Body
+	}
+	return nil
+}
+
+func (x *TickEpochResponse) GetSignature() *Signature {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
 // Health check request body.
 type HealthCheckRequest_Body struct {
 	state         protoimpl.MessageState
@@ -148,7 +258,7 @@ type HealthCheckRequest_Body struct {
 func (x *HealthCheckRequest_Body) Reset() {
 	*x = HealthCheckRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_ir_service_proto_msgTypes[2]
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -161,7 +271,7 @@ func (x *HealthCheckRequest_Body) String() string {
 func (*HealthCheckRequest_Body) ProtoMessage() {}
 
 func (x *HealthCheckRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_ir_service_proto_msgTypes[2]
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -190,7 +300,7 @@ type HealthCheckResponse_Body struct {
 func (x *HealthCheckResponse_Body) Reset() {
 	*x = HealthCheckResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_ir_service_proto_msgTypes[3]
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -203,7 +313,7 @@ func (x *HealthCheckResponse_Body) String() string {
 func (*HealthCheckResponse_Body) ProtoMessage() {}
 
 func (x *HealthCheckResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_ir_service_proto_msgTypes[3]
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -226,6 +336,82 @@ func (x *HealthCheckResponse_Body) GetHealthStatus() HealthStatus {
 	return HealthStatus_HEALTH_STATUS_UNDEFINED
 }
 
+type TickEpochRequest_Body struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *TickEpochRequest_Body) Reset() {
+	*x = TickEpochRequest_Body{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[6]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *TickEpochRequest_Body) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TickEpochRequest_Body) ProtoMessage() {}
+
+func (x *TickEpochRequest_Body) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[6]
+	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 TickEpochRequest_Body.ProtoReflect.Descriptor instead.
+func (*TickEpochRequest_Body) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{2, 0}
+}
+
+type TickEpochResponse_Body struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *TickEpochResponse_Body) Reset() {
+	*x = TickEpochResponse_Body{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[7]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *TickEpochResponse_Body) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*TickEpochResponse_Body) ProtoMessage() {}
+
+func (x *TickEpochResponse_Body) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[7]
+	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 TickEpochResponse_Body.ProtoReflect.Descriptor instead.
+func (*TickEpochResponse_Body) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{3, 0}
+}
+
 var File_pkg_services_control_ir_service_proto protoreflect.FileDescriptor
 
 var file_pkg_services_control_ir_service_proto_rawDesc = []byte{
@@ -255,18 +441,40 @@ var file_pkg_services_control_ir_service_proto_rawDesc = []byte{
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+	0x64, 0x79, 0x18, 0x01, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x21, 0x2e, 0x69, 0x72, 0x63, 0x6f, 0x6e,
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+	0x79, 0x12, 0x32, 0x0a, 0x09, 0x73, 0x69, 0x67, 0x6e, 0x61, 0x74, 0x75, 0x72, 0x65, 0x18, 0x02,
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+	0x61, 0x74, 0x75, 0x72, 0x65, 0x1a, 0x06, 0x0a, 0x04, 0x42, 0x6f, 0x64, 0x79, 0x32, 0xa6, 0x01,
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+	0x63, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x2e, 0x54, 0x69, 0x63, 0x6b, 0x45, 0x70, 0x6f, 0x63,
-	0x42, 0x67, 0x69, 0x74, 0x2e, 0x66, 0x72, 0x6f, 0x73, 0x74, 0x66, 0x73, 0x2e, 0x69, 0x6e, 0x66,
+	0x68, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x1c, 0x2e, 0x69, 0x72, 0x63, 0x6f, 0x6e,
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+	0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x42, 0x44, 0x5a, 0x42, 0x67, 0x69, 0x74, 0x2e, 0x66, 0x72,
-	0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x73, 0x2f, 0x69, 0x72, 0x2f, 0x63, 0x6f, 0x6e, 0x74,
+	0x6f, 0x73, 0x74, 0x66, 0x73, 0x2e, 0x69, 0x6e, 0x66, 0x6f, 0x2f, 0x54, 0x72, 0x75, 0x65, 0x43,
-	0x72, 0x6f, 0x6c, 0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
+	0x6c, 0x6f, 0x75, 0x64, 0x4c, 0x61, 0x62, 0x2f, 0x66, 0x72, 0x6f, 0x73, 0x74, 0x66, 0x73, 0x2d,
+	0x6e, 0x6f, 0x64, 0x65, 0x2f, 0x70, 0x6b, 0x67, 0x2f, 0x73, 0x65, 0x72, 0x76, 0x69, 0x63, 0x65,
+	0x73, 0x2f, 0x69, 0x72, 0x2f, 0x63, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x62, 0x06, 0x70, 0x72,
+	0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -281,28 +489,38 @@ func file_pkg_services_control_ir_service_proto_rawDescGZIP() []byte {
 	return file_pkg_services_control_ir_service_proto_rawDescData
 }
 
-var file_pkg_services_control_ir_service_proto_msgTypes = make([]protoimpl.MessageInfo, 4)
+var file_pkg_services_control_ir_service_proto_msgTypes = make([]protoimpl.MessageInfo, 8)
 var file_pkg_services_control_ir_service_proto_goTypes = []interface{}{
 	(*HealthCheckRequest)(nil),       // 0: ircontrol.HealthCheckRequest
 	(*HealthCheckResponse)(nil),      // 1: ircontrol.HealthCheckResponse
-	(*HealthCheckRequest_Body)(nil),  // 2: ircontrol.HealthCheckRequest.Body
+	(*TickEpochRequest)(nil),         // 2: ircontrol.TickEpochRequest
-	(*HealthCheckResponse_Body)(nil), // 3: ircontrol.HealthCheckResponse.Body
+	(*TickEpochResponse)(nil),        // 3: ircontrol.TickEpochResponse
-	(*Signature)(nil),                // 4: ircontrol.Signature
+	(*HealthCheckRequest_Body)(nil),  // 4: ircontrol.HealthCheckRequest.Body
-	(HealthStatus)(0),                // 5: ircontrol.HealthStatus
+	(*HealthCheckResponse_Body)(nil), // 5: ircontrol.HealthCheckResponse.Body
+	(*TickEpochRequest_Body)(nil),    // 6: ircontrol.TickEpochRequest.Body
+	(*TickEpochResponse_Body)(nil),   // 7: ircontrol.TickEpochResponse.Body
+	(*Signature)(nil),                // 8: ircontrol.Signature
+	(HealthStatus)(0),                // 9: ircontrol.HealthStatus
 }
 var file_pkg_services_control_ir_service_proto_depIdxs = []int32{
-	2, // 0: ircontrol.HealthCheckRequest.body:type_name -> ircontrol.HealthCheckRequest.Body
+	4,  // 0: ircontrol.HealthCheckRequest.body:type_name -> ircontrol.HealthCheckRequest.Body
-	4, // 1: ircontrol.HealthCheckRequest.signature:type_name -> ircontrol.Signature
+	8,  // 1: ircontrol.HealthCheckRequest.signature:type_name -> ircontrol.Signature
-	3, // 2: ircontrol.HealthCheckResponse.body:type_name -> ircontrol.HealthCheckResponse.Body
+	5,  // 2: ircontrol.HealthCheckResponse.body:type_name -> ircontrol.HealthCheckResponse.Body
-	4, // 3: ircontrol.HealthCheckResponse.signature:type_name -> ircontrol.Signature
+	8,  // 3: ircontrol.HealthCheckResponse.signature:type_name -> ircontrol.Signature
-	5, // 4: ircontrol.HealthCheckResponse.Body.health_status:type_name -> ircontrol.HealthStatus
+	6,  // 4: ircontrol.TickEpochRequest.body:type_name -> ircontrol.TickEpochRequest.Body
-	0, // 5: ircontrol.ControlService.HealthCheck:input_type -> ircontrol.HealthCheckRequest
+	8,  // 5: ircontrol.TickEpochRequest.signature:type_name -> ircontrol.Signature
-	1, // 6: ircontrol.ControlService.HealthCheck:output_type -> ircontrol.HealthCheckResponse
+	7,  // 6: ircontrol.TickEpochResponse.body:type_name -> ircontrol.TickEpochResponse.Body
-	6, // [6:7] is the sub-list for method output_type
+	8,  // 7: ircontrol.TickEpochResponse.signature:type_name -> ircontrol.Signature
-	5, // [5:6] is the sub-list for method input_type
+	9,  // 8: ircontrol.HealthCheckResponse.Body.health_status:type_name -> ircontrol.HealthStatus
-	5, // [5:5] is the sub-list for extension type_name
+	0,  // 9: ircontrol.ControlService.HealthCheck:input_type -> ircontrol.HealthCheckRequest
-	5, // [5:5] is the sub-list for extension extendee
+	2,  // 10: ircontrol.ControlService.TickEpoch:input_type -> ircontrol.TickEpochRequest
-	0, // [0:5] is the sub-list for field type_name
+	1,  // 11: ircontrol.ControlService.HealthCheck:output_type -> ircontrol.HealthCheckResponse
+	3,  // 12: ircontrol.ControlService.TickEpoch:output_type -> ircontrol.TickEpochResponse
+	11, // [11:13] is the sub-list for method output_type
+	9,  // [9:11] is the sub-list for method input_type
+	9,  // [9:9] is the sub-list for extension type_name
+	9,  // [9:9] is the sub-list for extension extendee
+	0,  // [0:9] is the sub-list for field type_name
 }
 
 func init() { file_pkg_services_control_ir_service_proto_init() }
@@ -337,7 +555,7 @@ func file_pkg_services_control_ir_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_ir_service_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*HealthCheckRequest_Body); i {
+			switch v := v.(*TickEpochRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -349,6 +567,30 @@ func file_pkg_services_control_ir_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_ir_service_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*TickEpochResponse); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_pkg_services_control_ir_service_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HealthCheckRequest_Body); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_pkg_services_control_ir_service_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*HealthCheckResponse_Body); i {
 			case 0:
 				return &v.state
@@ -360,6 +602,30 @@ func file_pkg_services_control_ir_service_proto_init() {
 				return nil
 			}
 		}
+		file_pkg_services_control_ir_service_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*TickEpochRequest_Body); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_pkg_services_control_ir_service_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*TickEpochResponse_Body); 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{
@@ -367,7 +633,7 @@ func file_pkg_services_control_ir_service_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_pkg_services_control_ir_service_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   4,
+			NumMessages:   8,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

pkg/services/control/ir/service.proto

@@ -10,6 +10,8 @@ option go_package = "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/ir/
 service ControlService {
     // Performs health check of the IR node.
     rpc HealthCheck (HealthCheckRequest) returns (HealthCheckResponse);
+    // Forces a new epoch to be signaled by the IR node with high probability.
+    rpc TickEpoch (TickEpochRequest) returns (TickEpochResponse);
 }
 
 // Health check request.
@@ -41,3 +43,17 @@ message HealthCheckResponse {
     // Body signature.
     Signature signature = 2;
 }
+
+message TickEpochRequest {
+    message Body{}
+
+    Body body = 1;
+    Signature signature = 2;
+}
+
+message TickEpochResponse {
+    message Body{}
+
+    Body body = 1;
+    Signature signature = 2;
+}

pkg/services/control/ir/service_frostfs.pb.go

@@ -154,3 +154,145 @@ func (x *HealthCheckResponse) ReadSignedData(buf []byte) ([]byte, error) {
 func (x *HealthCheckResponse) 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 *TickEpochRequest_Body) StableSize() (size int) {
+	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 *TickEpochRequest_Body) StableMarshal(buf []byte) []byte {
+	return buf
+}
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *TickEpochRequest) StableSize() (size int) {
+	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 *TickEpochRequest) 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 *TickEpochRequest) 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 *TickEpochRequest) ReadSignedData(buf []byte) ([]byte, error) {
+	return x.GetBody().StableMarshal(buf), nil
+}
+
+func (x *TickEpochRequest) 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 *TickEpochResponse_Body) StableSize() (size int) {
+	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 *TickEpochResponse_Body) StableMarshal(buf []byte) []byte {
+	return buf
+}
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *TickEpochResponse) StableSize() (size int) {
+	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 *TickEpochResponse) 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 *TickEpochResponse) 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 *TickEpochResponse) ReadSignedData(buf []byte) ([]byte, error) {
+	return x.GetBody().StableMarshal(buf), nil
+}
+
+func (x *TickEpochResponse) SetSignature(sig *Signature) {
+	x.Signature = sig
+}

pkg/services/control/ir/service_grpc.pb.go

@@ -1,6 +1,6 @@
 // Code generated by protoc-gen-go-grpc. DO NOT EDIT.
 // versions:
-// - protoc-gen-go-grpc v1.3.0
+// - protoc-gen-go-grpc v1.2.0
 // - protoc             v3.12.4
 // source: pkg/services/control/ir/service.proto
 
@@ -18,16 +18,14 @@ import (
 // Requires gRPC-Go v1.32.0 or later.
 const _ = grpc.SupportPackageIsVersion7
 
-const (
-	ControlService_HealthCheck_FullMethodName = "/ircontrol.ControlService/HealthCheck"
-)
-
 // ControlServiceClient is the client API for ControlService service.
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
 type ControlServiceClient interface {
 	// Performs health check of the IR node.
 	HealthCheck(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (*HealthCheckResponse, error)
+	// Forces a new epoch to be signaled by the IR node with high probability.
+	TickEpoch(ctx context.Context, in *TickEpochRequest, opts ...grpc.CallOption) (*TickEpochResponse, error)
 }
 
 type controlServiceClient struct {
@@ -40,7 +38,16 @@ func NewControlServiceClient(cc grpc.ClientConnInterface) ControlServiceClient {
 
 func (c *controlServiceClient) HealthCheck(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (*HealthCheckResponse, error) {
 	out := new(HealthCheckResponse)
-	err := c.cc.Invoke(ctx, ControlService_HealthCheck_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/ircontrol.ControlService/HealthCheck", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
+func (c *controlServiceClient) TickEpoch(ctx context.Context, in *TickEpochRequest, opts ...grpc.CallOption) (*TickEpochResponse, error) {
+	out := new(TickEpochResponse)
+	err := c.cc.Invoke(ctx, "/ircontrol.ControlService/TickEpoch", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -53,6 +60,8 @@ func (c *controlServiceClient) HealthCheck(ctx context.Context, in *HealthCheckR
 type ControlServiceServer interface {
 	// Performs health check of the IR node.
 	HealthCheck(context.Context, *HealthCheckRequest) (*HealthCheckResponse, error)
+	// Forces a new epoch to be signaled by the IR node with high probability.
+	TickEpoch(context.Context, *TickEpochRequest) (*TickEpochResponse, error)
 }
 
 // UnimplementedControlServiceServer should be embedded to have forward compatible implementations.
@@ -62,6 +71,9 @@ type UnimplementedControlServiceServer struct {
 func (UnimplementedControlServiceServer) HealthCheck(context.Context, *HealthCheckRequest) (*HealthCheckResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method HealthCheck not implemented")
 }
+func (UnimplementedControlServiceServer) TickEpoch(context.Context, *TickEpochRequest) (*TickEpochResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method TickEpoch 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
@@ -84,7 +96,7 @@ func _ControlService_HealthCheck_Handler(srv interface{}, ctx context.Context, d
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_HealthCheck_FullMethodName,
+		FullMethod: "/ircontrol.ControlService/HealthCheck",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).HealthCheck(ctx, req.(*HealthCheckRequest))
@@ -92,6 +104,24 @@ func _ControlService_HealthCheck_Handler(srv interface{}, ctx context.Context, d
 	return interceptor(ctx, in, info, handler)
 }
 
+func _ControlService_TickEpoch_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(TickEpochRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(ControlServiceServer).TickEpoch(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/ircontrol.ControlService/TickEpoch",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(ControlServiceServer).TickEpoch(ctx, req.(*TickEpochRequest))
+	}
+	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)
@@ -103,6 +133,10 @@ var ControlService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "HealthCheck",
 			Handler:    _ControlService_HealthCheck_Handler,
 		},
+		{
+			MethodName: "TickEpoch",
+			Handler:    _ControlService_TickEpoch_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "pkg/services/control/ir/service.proto",

pkg/services/control/service.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go. DO NOT EDIT.
 // versions:
 // 	protoc-gen-go v1.26.0
-// 	protoc        v3.21.12
+// 	protoc        v3.12.4
 // source: pkg/services/control/service.proto
 
 package control

pkg/services/control/service_grpc.pb.go

@@ -1,7 +1,7 @@
 // Code generated by protoc-gen-go-grpc. DO NOT EDIT.
 // versions:
-// - protoc-gen-go-grpc v1.3.0
+// - protoc-gen-go-grpc v1.2.0
-// - protoc             v3.21.12
+// - protoc             v3.12.4
 // source: pkg/services/control/service.proto
 
 package control
@@ -18,18 +18,6 @@ import (
 // Requires gRPC-Go v1.32.0 or later.
 const _ = grpc.SupportPackageIsVersion7
 
-const (
-	ControlService_HealthCheck_FullMethodName     = "/control.ControlService/HealthCheck"
-	ControlService_SetNetmapStatus_FullMethodName = "/control.ControlService/SetNetmapStatus"
-	ControlService_DropObjects_FullMethodName     = "/control.ControlService/DropObjects"
-	ControlService_ListShards_FullMethodName      = "/control.ControlService/ListShards"
-	ControlService_SetShardMode_FullMethodName    = "/control.ControlService/SetShardMode"
-	ControlService_SynchronizeTree_FullMethodName = "/control.ControlService/SynchronizeTree"
-	ControlService_EvacuateShard_FullMethodName   = "/control.ControlService/EvacuateShard"
-	ControlService_FlushCache_FullMethodName      = "/control.ControlService/FlushCache"
-	ControlService_Doctor_FullMethodName          = "/control.ControlService/Doctor"
-)
-
 // ControlServiceClient is the client API for ControlService service.
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
@@ -64,7 +52,7 @@ func NewControlServiceClient(cc grpc.ClientConnInterface) ControlServiceClient {
 
 func (c *controlServiceClient) HealthCheck(ctx context.Context, in *HealthCheckRequest, opts ...grpc.CallOption) (*HealthCheckResponse, error) {
 	out := new(HealthCheckResponse)
-	err := c.cc.Invoke(ctx, ControlService_HealthCheck_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/HealthCheck", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -73,7 +61,7 @@ func (c *controlServiceClient) HealthCheck(ctx context.Context, in *HealthCheckR
 
 func (c *controlServiceClient) SetNetmapStatus(ctx context.Context, in *SetNetmapStatusRequest, opts ...grpc.CallOption) (*SetNetmapStatusResponse, error) {
 	out := new(SetNetmapStatusResponse)
-	err := c.cc.Invoke(ctx, ControlService_SetNetmapStatus_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/SetNetmapStatus", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -82,7 +70,7 @@ func (c *controlServiceClient) SetNetmapStatus(ctx context.Context, in *SetNetma
 
 func (c *controlServiceClient) DropObjects(ctx context.Context, in *DropObjectsRequest, opts ...grpc.CallOption) (*DropObjectsResponse, error) {
 	out := new(DropObjectsResponse)
-	err := c.cc.Invoke(ctx, ControlService_DropObjects_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/DropObjects", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -91,7 +79,7 @@ func (c *controlServiceClient) DropObjects(ctx context.Context, in *DropObjectsR
 
 func (c *controlServiceClient) ListShards(ctx context.Context, in *ListShardsRequest, opts ...grpc.CallOption) (*ListShardsResponse, error) {
 	out := new(ListShardsResponse)
-	err := c.cc.Invoke(ctx, ControlService_ListShards_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/ListShards", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -100,7 +88,7 @@ func (c *controlServiceClient) ListShards(ctx context.Context, in *ListShardsReq
 
 func (c *controlServiceClient) SetShardMode(ctx context.Context, in *SetShardModeRequest, opts ...grpc.CallOption) (*SetShardModeResponse, error) {
 	out := new(SetShardModeResponse)
-	err := c.cc.Invoke(ctx, ControlService_SetShardMode_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/SetShardMode", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -109,7 +97,7 @@ func (c *controlServiceClient) SetShardMode(ctx context.Context, in *SetShardMod
 
 func (c *controlServiceClient) SynchronizeTree(ctx context.Context, in *SynchronizeTreeRequest, opts ...grpc.CallOption) (*SynchronizeTreeResponse, error) {
 	out := new(SynchronizeTreeResponse)
-	err := c.cc.Invoke(ctx, ControlService_SynchronizeTree_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/SynchronizeTree", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -118,7 +106,7 @@ func (c *controlServiceClient) SynchronizeTree(ctx context.Context, in *Synchron
 
 func (c *controlServiceClient) EvacuateShard(ctx context.Context, in *EvacuateShardRequest, opts ...grpc.CallOption) (*EvacuateShardResponse, error) {
 	out := new(EvacuateShardResponse)
-	err := c.cc.Invoke(ctx, ControlService_EvacuateShard_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/EvacuateShard", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -127,7 +115,7 @@ func (c *controlServiceClient) EvacuateShard(ctx context.Context, in *EvacuateSh
 
 func (c *controlServiceClient) FlushCache(ctx context.Context, in *FlushCacheRequest, opts ...grpc.CallOption) (*FlushCacheResponse, error) {
 	out := new(FlushCacheResponse)
-	err := c.cc.Invoke(ctx, ControlService_FlushCache_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/FlushCache", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -136,7 +124,7 @@ func (c *controlServiceClient) FlushCache(ctx context.Context, in *FlushCacheReq
 
 func (c *controlServiceClient) Doctor(ctx context.Context, in *DoctorRequest, opts ...grpc.CallOption) (*DoctorResponse, error) {
 	out := new(DoctorResponse)
-	err := c.cc.Invoke(ctx, ControlService_Doctor_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/control.ControlService/Doctor", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -220,7 +208,7 @@ func _ControlService_HealthCheck_Handler(srv interface{}, ctx context.Context, d
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_HealthCheck_FullMethodName,
+		FullMethod: "/control.ControlService/HealthCheck",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).HealthCheck(ctx, req.(*HealthCheckRequest))
@@ -238,7 +226,7 @@ func _ControlService_SetNetmapStatus_Handler(srv interface{}, ctx context.Contex
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_SetNetmapStatus_FullMethodName,
+		FullMethod: "/control.ControlService/SetNetmapStatus",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).SetNetmapStatus(ctx, req.(*SetNetmapStatusRequest))
@@ -256,7 +244,7 @@ func _ControlService_DropObjects_Handler(srv interface{}, ctx context.Context, d
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_DropObjects_FullMethodName,
+		FullMethod: "/control.ControlService/DropObjects",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).DropObjects(ctx, req.(*DropObjectsRequest))
@@ -274,7 +262,7 @@ func _ControlService_ListShards_Handler(srv interface{}, ctx context.Context, de
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_ListShards_FullMethodName,
+		FullMethod: "/control.ControlService/ListShards",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).ListShards(ctx, req.(*ListShardsRequest))
@@ -292,7 +280,7 @@ func _ControlService_SetShardMode_Handler(srv interface{}, ctx context.Context,
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_SetShardMode_FullMethodName,
+		FullMethod: "/control.ControlService/SetShardMode",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).SetShardMode(ctx, req.(*SetShardModeRequest))
@@ -310,7 +298,7 @@ func _ControlService_SynchronizeTree_Handler(srv interface{}, ctx context.Contex
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_SynchronizeTree_FullMethodName,
+		FullMethod: "/control.ControlService/SynchronizeTree",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).SynchronizeTree(ctx, req.(*SynchronizeTreeRequest))
@@ -328,7 +316,7 @@ func _ControlService_EvacuateShard_Handler(srv interface{}, ctx context.Context,
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_EvacuateShard_FullMethodName,
+		FullMethod: "/control.ControlService/EvacuateShard",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).EvacuateShard(ctx, req.(*EvacuateShardRequest))
@@ -346,7 +334,7 @@ func _ControlService_FlushCache_Handler(srv interface{}, ctx context.Context, de
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_FlushCache_FullMethodName,
+		FullMethod: "/control.ControlService/FlushCache",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).FlushCache(ctx, req.(*FlushCacheRequest))
@@ -364,7 +352,7 @@ func _ControlService_Doctor_Handler(srv interface{}, ctx context.Context, dec fu
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: ControlService_Doctor_FullMethodName,
+		FullMethod: "/control.ControlService/Doctor",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(ControlServiceServer).Doctor(ctx, req.(*DoctorRequest))

pkg/services/tree/service_grpc.pb.go

@@ -1,9 +1,6 @@
-//*
-// Service for working with CRDT tree.
-
 // Code generated by protoc-gen-go-grpc. DO NOT EDIT.
 // versions:
-// - protoc-gen-go-grpc v1.3.0
+// - protoc-gen-go-grpc v1.2.0
 // - protoc             v3.12.4
 // source: pkg/services/tree/service.proto
 
@@ -21,19 +18,6 @@ import (
 // Requires gRPC-Go v1.32.0 or later.
 const _ = grpc.SupportPackageIsVersion7
 
-const (
-	TreeService_Add_FullMethodName           = "/tree.TreeService/Add"
-	TreeService_AddByPath_FullMethodName     = "/tree.TreeService/AddByPath"
-	TreeService_Remove_FullMethodName        = "/tree.TreeService/Remove"
-	TreeService_Move_FullMethodName          = "/tree.TreeService/Move"
-	TreeService_GetNodeByPath_FullMethodName = "/tree.TreeService/GetNodeByPath"
-	TreeService_GetSubTree_FullMethodName    = "/tree.TreeService/GetSubTree"
-	TreeService_TreeList_FullMethodName      = "/tree.TreeService/TreeList"
-	TreeService_Apply_FullMethodName         = "/tree.TreeService/Apply"
-	TreeService_GetOpLog_FullMethodName      = "/tree.TreeService/GetOpLog"
-	TreeService_Healthcheck_FullMethodName   = "/tree.TreeService/Healthcheck"
-)
-
 // TreeServiceClient is the client API for TreeService service.
 //
 // For semantics around ctx use and closing/ending streaming RPCs, please refer to https://pkg.go.dev/google.golang.org/grpc/?tab=doc#ClientConn.NewStream.
@@ -71,7 +55,7 @@ func NewTreeServiceClient(cc grpc.ClientConnInterface) TreeServiceClient {
 
 func (c *treeServiceClient) Add(ctx context.Context, in *AddRequest, opts ...grpc.CallOption) (*AddResponse, error) {
 	out := new(AddResponse)
-	err := c.cc.Invoke(ctx, TreeService_Add_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/tree.TreeService/Add", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -80,7 +64,7 @@ func (c *treeServiceClient) Add(ctx context.Context, in *AddRequest, opts ...grp
 
 func (c *treeServiceClient) AddByPath(ctx context.Context, in *AddByPathRequest, opts ...grpc.CallOption) (*AddByPathResponse, error) {
 	out := new(AddByPathResponse)
-	err := c.cc.Invoke(ctx, TreeService_AddByPath_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/tree.TreeService/AddByPath", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -89,7 +73,7 @@ func (c *treeServiceClient) AddByPath(ctx context.Context, in *AddByPathRequest,
 
 func (c *treeServiceClient) Remove(ctx context.Context, in *RemoveRequest, opts ...grpc.CallOption) (*RemoveResponse, error) {
 	out := new(RemoveResponse)
-	err := c.cc.Invoke(ctx, TreeService_Remove_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/tree.TreeService/Remove", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -98,7 +82,7 @@ func (c *treeServiceClient) Remove(ctx context.Context, in *RemoveRequest, opts
 
 func (c *treeServiceClient) Move(ctx context.Context, in *MoveRequest, opts ...grpc.CallOption) (*MoveResponse, error) {
 	out := new(MoveResponse)
-	err := c.cc.Invoke(ctx, TreeService_Move_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/tree.TreeService/Move", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -107,7 +91,7 @@ func (c *treeServiceClient) Move(ctx context.Context, in *MoveRequest, opts ...g
 
 func (c *treeServiceClient) GetNodeByPath(ctx context.Context, in *GetNodeByPathRequest, opts ...grpc.CallOption) (*GetNodeByPathResponse, error) {
 	out := new(GetNodeByPathResponse)
-	err := c.cc.Invoke(ctx, TreeService_GetNodeByPath_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/tree.TreeService/GetNodeByPath", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -115,7 +99,7 @@ func (c *treeServiceClient) GetNodeByPath(ctx context.Context, in *GetNodeByPath
 }
 
 func (c *treeServiceClient) GetSubTree(ctx context.Context, in *GetSubTreeRequest, opts ...grpc.CallOption) (TreeService_GetSubTreeClient, error) {
-	stream, err := c.cc.NewStream(ctx, &TreeService_ServiceDesc.Streams[0], TreeService_GetSubTree_FullMethodName, opts...)
+	stream, err := c.cc.NewStream(ctx, &TreeService_ServiceDesc.Streams[0], "/tree.TreeService/GetSubTree", opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -148,7 +132,7 @@ func (x *treeServiceGetSubTreeClient) Recv() (*GetSubTreeResponse, error) {
 
 func (c *treeServiceClient) TreeList(ctx context.Context, in *TreeListRequest, opts ...grpc.CallOption) (*TreeListResponse, error) {
 	out := new(TreeListResponse)
-	err := c.cc.Invoke(ctx, TreeService_TreeList_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/tree.TreeService/TreeList", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -157,7 +141,7 @@ func (c *treeServiceClient) TreeList(ctx context.Context, in *TreeListRequest, o
 
 func (c *treeServiceClient) Apply(ctx context.Context, in *ApplyRequest, opts ...grpc.CallOption) (*ApplyResponse, error) {
 	out := new(ApplyResponse)
-	err := c.cc.Invoke(ctx, TreeService_Apply_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/tree.TreeService/Apply", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -165,7 +149,7 @@ func (c *treeServiceClient) Apply(ctx context.Context, in *ApplyRequest, opts ..
 }
 
 func (c *treeServiceClient) GetOpLog(ctx context.Context, in *GetOpLogRequest, opts ...grpc.CallOption) (TreeService_GetOpLogClient, error) {
-	stream, err := c.cc.NewStream(ctx, &TreeService_ServiceDesc.Streams[1], TreeService_GetOpLog_FullMethodName, opts...)
+	stream, err := c.cc.NewStream(ctx, &TreeService_ServiceDesc.Streams[1], "/tree.TreeService/GetOpLog", opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -198,7 +182,7 @@ func (x *treeServiceGetOpLogClient) Recv() (*GetOpLogResponse, error) {
 
 func (c *treeServiceClient) Healthcheck(ctx context.Context, in *HealthcheckRequest, opts ...grpc.CallOption) (*HealthcheckResponse, error) {
 	out := new(HealthcheckResponse)
-	err := c.cc.Invoke(ctx, TreeService_Healthcheck_FullMethodName, in, out, opts...)
+	err := c.cc.Invoke(ctx, "/tree.TreeService/Healthcheck", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -288,7 +272,7 @@ func _TreeService_Add_Handler(srv interface{}, ctx context.Context, dec func(int
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: TreeService_Add_FullMethodName,
+		FullMethod: "/tree.TreeService/Add",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(TreeServiceServer).Add(ctx, req.(*AddRequest))
@@ -306,7 +290,7 @@ func _TreeService_AddByPath_Handler(srv interface{}, ctx context.Context, dec fu
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: TreeService_AddByPath_FullMethodName,
+		FullMethod: "/tree.TreeService/AddByPath",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(TreeServiceServer).AddByPath(ctx, req.(*AddByPathRequest))
@@ -324,7 +308,7 @@ func _TreeService_Remove_Handler(srv interface{}, ctx context.Context, dec func(
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: TreeService_Remove_FullMethodName,
+		FullMethod: "/tree.TreeService/Remove",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(TreeServiceServer).Remove(ctx, req.(*RemoveRequest))
@@ -342,7 +326,7 @@ func _TreeService_Move_Handler(srv interface{}, ctx context.Context, dec func(in
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: TreeService_Move_FullMethodName,
+		FullMethod: "/tree.TreeService/Move",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(TreeServiceServer).Move(ctx, req.(*MoveRequest))
@@ -360,7 +344,7 @@ func _TreeService_GetNodeByPath_Handler(srv interface{}, ctx context.Context, de
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: TreeService_GetNodeByPath_FullMethodName,
+		FullMethod: "/tree.TreeService/GetNodeByPath",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(TreeServiceServer).GetNodeByPath(ctx, req.(*GetNodeByPathRequest))
@@ -399,7 +383,7 @@ func _TreeService_TreeList_Handler(srv interface{}, ctx context.Context, dec fun
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: TreeService_TreeList_FullMethodName,
+		FullMethod: "/tree.TreeService/TreeList",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(TreeServiceServer).TreeList(ctx, req.(*TreeListRequest))
@@ -417,7 +401,7 @@ func _TreeService_Apply_Handler(srv interface{}, ctx context.Context, dec func(i
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: TreeService_Apply_FullMethodName,
+		FullMethod: "/tree.TreeService/Apply",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(TreeServiceServer).Apply(ctx, req.(*ApplyRequest))
@@ -456,7 +440,7 @@ func _TreeService_Healthcheck_Handler(srv interface{}, ctx context.Context, dec
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: TreeService_Healthcheck_FullMethodName,
+		FullMethod: "/tree.TreeService/Healthcheck",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
 		return srv.(TreeServiceServer).Healthcheck(ctx, req.(*HealthcheckRequest))