[#114] Add remove-node IR control command

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

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

@@ -10,6 +10,8 @@ var irCmd = &cobra.Command{
 
 func initControlIRCmd() {
 	irCmd.AddCommand(tickEpochCmd)
+	irCmd.AddCommand(removeNodeCmd)
 
 	initControlIRTickEpochCmd()
+	initControlIRRemoveNodeCmd()
 }

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

@@ -0,0 +1,58 @@
+package control
+
+import (
+	"encoding/hex"
+	"errors"
+
+	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 removeNodeCmd = &cobra.Command{
+	Use:   "remove-node",
+	Short: "Forces a node removal from netmap",
+	Long:  "Forces a node removal from netmap via a notary request. It should be executed on other IR nodes as well.",
+	Run:   removeNode,
+}
+
+func initControlIRRemoveNodeCmd() {
+	initControlFlags(removeNodeCmd)
+
+	flags := removeNodeCmd.Flags()
+	flags.String("node", "", "Node public key as a hex string")
+	_ = removeNodeCmd.MarkFlagRequired("node")
+}
+
+func removeNode(cmd *cobra.Command, _ []string) {
+	pk := key.Get(cmd)
+	c := getClient(cmd, pk)
+
+	nodeKeyStr, _ := cmd.Flags().GetString("node")
+	if len(nodeKeyStr) == 0 {
+		commonCmd.ExitOnErr(cmd, "parsing node public key: ", errors.New("key cannot be empty"))
+	}
+	nodeKey, err := hex.DecodeString(nodeKeyStr)
+	commonCmd.ExitOnErr(cmd, "can't decode node public key: %w", err)
+
+	req := new(ircontrol.RemoveNodeRequest)
+	req.SetBody(&ircontrol.RemoveNodeRequest_Body{
+		Key: nodeKey,
+	})
+
+	commonCmd.ExitOnErr(cmd, "could not sign request: %w", ircontrolsrv.SignMessage(pk, req))
+
+	var resp *ircontrol.RemoveNodeResponse
+	err = c.ExecRaw(func(client *rawclient.Client) error {
+		resp, err = ircontrol.RemoveNode(client, req)
+		return err
+	})
+	commonCmd.ExitOnErr(cmd, "rpc error: %w", err)
+
+	verifyResponse(cmd, resp.GetSignature(), resp.GetBody())
+
+	cmd.Println("Node removed")
+}

pkg/morph/client/netmap/peer.go

@@ -41,3 +41,19 @@ func (c *Client) AddPeer(p AddPeerPrm) error {
 	}
 	return nil
 }
+
+// ForceRemovePeer marks the given peer as offline via a notary control transaction.
+func (c *Client) ForceRemovePeer(nodeInfo netmap.NodeInfo) error {
+	if !c.client.WithNotary() {
+		return fmt.Errorf("peer can be forcefully removed only in notary environment")
+	}
+
+	prm := UpdatePeerPrm{}
+	prm.SetKey(nodeInfo.PublicKey())
+	prm.SetControlTX(true)
+
+	if err := c.UpdatePeerState(prm); err != nil {
+		return fmt.Errorf("updating peer state: %v", err)
+	}
+	return nil
+}

pkg/services/control/ir/rpc.go

@@ -11,6 +11,7 @@ const serviceName = "ircontrol.ControlService"
 const (
 	rpcHealthCheck = "HealthCheck"
 	rpcTickEpoch   = "TickEpoch"
+	rpcRemoveNode  = "RemoveNode"
 )
 
 // HealthCheck executes ControlService.HealthCheck RPC.
@@ -31,6 +32,14 @@ func TickEpoch(
 	return sendUnary[TickEpochRequest, TickEpochResponse](cli, rpcTickEpoch, req, opts...)
 }
 
+func RemoveNode(
+	cli *client.Client,
+	req *RemoveNodeRequest,
+	opts ...client.CallOption,
+) (*RemoveNodeResponse, error) {
+	return sendUnary[RemoveNodeRequest, RemoveNodeResponse](cli, rpcRemoveNode, 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]{

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

@@ -1,9 +1,11 @@
 package control
 
 import (
+	"bytes"
 	"context"
 	"fmt"
 
+	"git.frostfs.info/TrueCloudLab/frostfs-node/pkg/morph/client/netmap"
 	control "git.frostfs.info/TrueCloudLab/frostfs-node/pkg/services/control/ir"
 	"google.golang.org/grpc/codes"
 	"google.golang.org/grpc/status"
@@ -57,3 +59,43 @@ func (s *Server) TickEpoch(_ context.Context, req *control.TickEpochRequest) (*c
 
 	return resp, nil
 }
+
+// RemoveNode forces a node removal.
+//
+// If request is not signed with a key from white list, permission error returns.
+func (s *Server) RemoveNode(_ context.Context, req *control.RemoveNodeRequest) (*control.RemoveNodeResponse, error) {
+	if err := s.isValidRequest(req); err != nil {
+		return nil, status.Error(codes.PermissionDenied, err.Error())
+	}
+
+	resp := new(control.RemoveNodeResponse)
+	resp.SetBody(new(control.RemoveNodeResponse_Body))
+
+	nm, err := s.netmapClient.NetMap()
+	if err != nil {
+		return nil, fmt.Errorf("getting netmap: %w", err)
+	}
+	var nodeInfo netmap.NodeInfo
+	for _, info := range nm.Nodes() {
+		if bytes.Equal(info.PublicKey(), req.GetBody().GetKey()) {
+			nodeInfo = info
+			break
+		}
+	}
+	if len(nodeInfo.PublicKey()) == 0 {
+		return nil, status.Error(codes.NotFound, "no such node")
+	}
+	if nodeInfo.IsOffline() {
+		return nil, status.Error(codes.FailedPrecondition, "node is already offline")
+	}
+
+	if err := s.netmapClient.ForceRemovePeer(nodeInfo); err != nil {
+		return nil, fmt.Errorf("forcing node removal: %w", err)
+	}
+
+	if err := SignMessage(&s.prm.key.PrivateKey, resp); err != nil {
+		return nil, status.Error(codes.Internal, err.Error())
+	}
+
+	return resp, nil
+}

pkg/services/control/ir/service.go

@@ -32,3 +32,15 @@ func (x *TickEpochResponse) SetBody(v *TickEpochResponse_Body) {
 		x.Body = v
 	}
 }
+
+func (x *RemoveNodeRequest) SetBody(v *RemoveNodeRequest_Body) {
+	if x != nil {
+		x.Body = v
+	}
+}
+
+func (x *RemoveNodeResponse) SetBody(v *RemoveNodeResponse_Body) {
+	if x != nil {
+		x.Body = v
+	}
+}

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

@@ -248,6 +248,116 @@ func (x *TickEpochResponse) GetSignature() *Signature {
 	return nil
 }
 
+type RemoveNodeRequest struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Body      *RemoveNodeRequest_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 *RemoveNodeRequest) Reset() {
+	*x = RemoveNodeRequest{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[4]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *RemoveNodeRequest) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*RemoveNodeRequest) ProtoMessage() {}
+
+func (x *RemoveNodeRequest) ProtoReflect() protoreflect.Message {
+	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 {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use RemoveNodeRequest.ProtoReflect.Descriptor instead.
+func (*RemoveNodeRequest) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{4}
+}
+
+func (x *RemoveNodeRequest) GetBody() *RemoveNodeRequest_Body {
+	if x != nil {
+		return x.Body
+	}
+	return nil
+}
+
+func (x *RemoveNodeRequest) GetSignature() *Signature {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
+type RemoveNodeResponse struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Body      *RemoveNodeResponse_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 *RemoveNodeResponse) Reset() {
+	*x = RemoveNodeResponse{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[5]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *RemoveNodeResponse) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*RemoveNodeResponse) ProtoMessage() {}
+
+func (x *RemoveNodeResponse) ProtoReflect() protoreflect.Message {
+	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 {
+			ms.StoreMessageInfo(mi)
+		}
+		return ms
+	}
+	return mi.MessageOf(x)
+}
+
+// Deprecated: Use RemoveNodeResponse.ProtoReflect.Descriptor instead.
+func (*RemoveNodeResponse) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{5}
+}
+
+func (x *RemoveNodeResponse) GetBody() *RemoveNodeResponse_Body {
+	if x != nil {
+		return x.Body
+	}
+	return nil
+}
+
+func (x *RemoveNodeResponse) GetSignature() *Signature {
+	if x != nil {
+		return x.Signature
+	}
+	return nil
+}
+
 // Health check request body.
 type HealthCheckRequest_Body struct {
 	state         protoimpl.MessageState
@@ -258,7 +368,7 @@ type HealthCheckRequest_Body struct {
 func (x *HealthCheckRequest_Body) Reset() {
 	*x = HealthCheckRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_ir_service_proto_msgTypes[4]
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[6]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -271,7 +381,7 @@ 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[4]
+	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 {
@@ -300,7 +410,7 @@ type HealthCheckResponse_Body struct {
 func (x *HealthCheckResponse_Body) Reset() {
 	*x = HealthCheckResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_ir_service_proto_msgTypes[5]
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[7]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -313,7 +423,7 @@ 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[5]
+	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 {
@@ -345,7 +455,7 @@ type TickEpochRequest_Body struct {
 func (x *TickEpochRequest_Body) Reset() {
 	*x = TickEpochRequest_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_ir_service_proto_msgTypes[6]
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[8]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -358,7 +468,7 @@ func (x *TickEpochRequest_Body) String() string {
 func (*TickEpochRequest_Body) ProtoMessage() {}
 
 func (x *TickEpochRequest_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_ir_service_proto_msgTypes[6]
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[8]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -383,7 +493,7 @@ type TickEpochResponse_Body struct {
 func (x *TickEpochResponse_Body) Reset() {
 	*x = TickEpochResponse_Body{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_pkg_services_control_ir_service_proto_msgTypes[7]
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[9]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -396,7 +506,7 @@ func (x *TickEpochResponse_Body) String() string {
 func (*TickEpochResponse_Body) ProtoMessage() {}
 
 func (x *TickEpochResponse_Body) ProtoReflect() protoreflect.Message {
-	mi := &file_pkg_services_control_ir_service_proto_msgTypes[7]
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[9]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -412,6 +522,91 @@ func (*TickEpochResponse_Body) Descriptor() ([]byte, []int) {
 	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{3, 0}
 }
 
+type RemoveNodeRequest_Body struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	Key []byte `protobuf:"bytes,1,opt,name=key,proto3" json:"key,omitempty"`
+}
+
+func (x *RemoveNodeRequest_Body) Reset() {
+	*x = RemoveNodeRequest_Body{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[10]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *RemoveNodeRequest_Body) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*RemoveNodeRequest_Body) ProtoMessage() {}
+
+func (x *RemoveNodeRequest_Body) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[10]
+	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 RemoveNodeRequest_Body.ProtoReflect.Descriptor instead.
+func (*RemoveNodeRequest_Body) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{4, 0}
+}
+
+func (x *RemoveNodeRequest_Body) GetKey() []byte {
+	if x != nil {
+		return x.Key
+	}
+	return nil
+}
+
+type RemoveNodeResponse_Body struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+}
+
+func (x *RemoveNodeResponse_Body) Reset() {
+	*x = RemoveNodeResponse_Body{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_pkg_services_control_ir_service_proto_msgTypes[11]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *RemoveNodeResponse_Body) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*RemoveNodeResponse_Body) ProtoMessage() {}
+
+func (x *RemoveNodeResponse_Body) ProtoReflect() protoreflect.Message {
+	mi := &file_pkg_services_control_ir_service_proto_msgTypes[11]
+	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 RemoveNodeResponse_Body.ProtoReflect.Descriptor instead.
+func (*RemoveNodeResponse_Body) Descriptor() ([]byte, []int) {
+	return file_pkg_services_control_ir_service_proto_rawDescGZIP(), []int{5, 0}
+}
+
 var File_pkg_services_control_ir_service_proto protoreflect.FileDescriptor
 
 var file_pkg_services_control_ir_service_proto_rawDesc = []byte{
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+	0x4e, 0x6f, 0x64, 0x65, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x2e, 0x42, 0x6f, 0x64,
-	0x73, 0x2f, 0x69, 0x72, 0x2f, 0x63, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x62, 0x06, 0x70, 0x72,
+	0x79, 0x52, 0x04, 0x62, 0x6f, 0x64, 0x79, 0x12, 0x32, 0x0a, 0x09, 0x73, 0x69, 0x67, 0x6e, 0x61,
-	0x6f, 0x74, 0x6f, 0x33,
+	0x74, 0x75, 0x72, 0x65, 0x18, 0x02, 0x20, 0x01, 0x28, 0x0b, 0x32, 0x14, 0x2e, 0x69, 0x72, 0x63,
+	0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x2e, 0x53, 0x69, 0x67, 0x6e, 0x61, 0x74, 0x75, 0x72, 0x65,
+	0x52, 0x09, 0x73, 0x69, 0x67, 0x6e, 0x61, 0x74, 0x75, 0x72, 0x65, 0x1a, 0x06, 0x0a, 0x04, 0x42,
+	0x6f, 0x64, 0x79, 0x32, 0xf1, 0x01, 0x0a, 0x0e, 0x43, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x53,
+	0x65, 0x72, 0x76, 0x69, 0x63, 0x65, 0x12, 0x4c, 0x0a, 0x0b, 0x48, 0x65, 0x61, 0x6c, 0x74, 0x68,
+	0x43, 0x68, 0x65, 0x63, 0x6b, 0x12, 0x1d, 0x2e, 0x69, 0x72, 0x63, 0x6f, 0x6e, 0x74, 0x72, 0x6f,
+	0x6c, 0x2e, 0x48, 0x65, 0x61, 0x6c, 0x74, 0x68, 0x43, 0x68, 0x65, 0x63, 0x6b, 0x52, 0x65, 0x71,
+	0x75, 0x65, 0x73, 0x74, 0x1a, 0x1e, 0x2e, 0x69, 0x72, 0x63, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c,
+	0x2e, 0x48, 0x65, 0x61, 0x6c, 0x74, 0x68, 0x43, 0x68, 0x65, 0x63, 0x6b, 0x52, 0x65, 0x73, 0x70,
+	0x6f, 0x6e, 0x73, 0x65, 0x12, 0x46, 0x0a, 0x09, 0x54, 0x69, 0x63, 0x6b, 0x45, 0x70, 0x6f, 0x63,
+	0x68, 0x12, 0x1b, 0x2e, 0x69, 0x72, 0x63, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x2e, 0x54, 0x69,
+	0x63, 0x6b, 0x45, 0x70, 0x6f, 0x63, 0x68, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x1c,
+	0x2e, 0x69, 0x72, 0x63, 0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x2e, 0x54, 0x69, 0x63, 0x6b, 0x45,
+	0x70, 0x6f, 0x63, 0x68, 0x52, 0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x12, 0x49, 0x0a, 0x0a,
+	0x52, 0x65, 0x6d, 0x6f, 0x76, 0x65, 0x4e, 0x6f, 0x64, 0x65, 0x12, 0x1c, 0x2e, 0x69, 0x72, 0x63,
+	0x6f, 0x6e, 0x74, 0x72, 0x6f, 0x6c, 0x2e, 0x52, 0x65, 0x6d, 0x6f, 0x76, 0x65, 0x4e, 0x6f, 0x64,
+	0x65, 0x52, 0x65, 0x71, 0x75, 0x65, 0x73, 0x74, 0x1a, 0x1d, 0x2e, 0x69, 0x72, 0x63, 0x6f, 0x6e,
+	0x74, 0x72, 0x6f, 0x6c, 0x2e, 0x52, 0x65, 0x6d, 0x6f, 0x76, 0x65, 0x4e, 0x6f, 0x64, 0x65, 0x52,
+	0x65, 0x73, 0x70, 0x6f, 0x6e, 0x73, 0x65, 0x42, 0x44, 0x5a, 0x42, 0x67, 0x69, 0x74, 0x2e, 0x66,
+	0x72, 0x6f, 0x73, 0x74, 0x66, 0x73, 0x2e, 0x69, 0x6e, 0x66, 0x6f, 0x2f, 0x54, 0x72, 0x75, 0x65,
+	0x43, 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 (
@@ -489,38 +707,48 @@ 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, 8)
+var file_pkg_services_control_ir_service_proto_msgTypes = make([]protoimpl.MessageInfo, 12)
 var file_pkg_services_control_ir_service_proto_goTypes = []interface{}{
 	(*HealthCheckRequest)(nil),       // 0: ircontrol.HealthCheckRequest
 	(*HealthCheckResponse)(nil),      // 1: ircontrol.HealthCheckResponse
 	(*TickEpochRequest)(nil),         // 2: ircontrol.TickEpochRequest
 	(*TickEpochResponse)(nil),        // 3: ircontrol.TickEpochResponse
-	(*HealthCheckRequest_Body)(nil),  // 4: ircontrol.HealthCheckRequest.Body
+	(*RemoveNodeRequest)(nil),        // 4: ircontrol.RemoveNodeRequest
-	(*HealthCheckResponse_Body)(nil), // 5: ircontrol.HealthCheckResponse.Body
+	(*RemoveNodeResponse)(nil),       // 5: ircontrol.RemoveNodeResponse
-	(*TickEpochRequest_Body)(nil),    // 6: ircontrol.TickEpochRequest.Body
+	(*HealthCheckRequest_Body)(nil),  // 6: ircontrol.HealthCheckRequest.Body
-	(*TickEpochResponse_Body)(nil),   // 7: ircontrol.TickEpochResponse.Body
+	(*HealthCheckResponse_Body)(nil), // 7: ircontrol.HealthCheckResponse.Body
-	(*Signature)(nil),                // 8: ircontrol.Signature
+	(*TickEpochRequest_Body)(nil),    // 8: ircontrol.TickEpochRequest.Body
-	(HealthStatus)(0),                // 9: ircontrol.HealthStatus
+	(*TickEpochResponse_Body)(nil),   // 9: ircontrol.TickEpochResponse.Body
+	(*RemoveNodeRequest_Body)(nil),   // 10: ircontrol.RemoveNodeRequest.Body
+	(*RemoveNodeResponse_Body)(nil),  // 11: ircontrol.RemoveNodeResponse.Body
+	(*Signature)(nil),                // 12: ircontrol.Signature
+	(HealthStatus)(0),                // 13: ircontrol.HealthStatus
 }
 var file_pkg_services_control_ir_service_proto_depIdxs = []int32{
-	4,  // 0: ircontrol.HealthCheckRequest.body:type_name -> ircontrol.HealthCheckRequest.Body
+	6,  // 0: ircontrol.HealthCheckRequest.body:type_name -> ircontrol.HealthCheckRequest.Body
-	8,  // 1: ircontrol.HealthCheckRequest.signature:type_name -> ircontrol.Signature
+	12, // 1: ircontrol.HealthCheckRequest.signature:type_name -> ircontrol.Signature
-	5,  // 2: ircontrol.HealthCheckResponse.body:type_name -> ircontrol.HealthCheckResponse.Body
+	7,  // 2: ircontrol.HealthCheckResponse.body:type_name -> ircontrol.HealthCheckResponse.Body
-	8,  // 3: ircontrol.HealthCheckResponse.signature:type_name -> ircontrol.Signature
+	12, // 3: ircontrol.HealthCheckResponse.signature:type_name -> ircontrol.Signature
-	6,  // 4: ircontrol.TickEpochRequest.body:type_name -> ircontrol.TickEpochRequest.Body
+	8,  // 4: ircontrol.TickEpochRequest.body:type_name -> ircontrol.TickEpochRequest.Body
-	8,  // 5: ircontrol.TickEpochRequest.signature:type_name -> ircontrol.Signature
+	12, // 5: ircontrol.TickEpochRequest.signature:type_name -> ircontrol.Signature
-	7,  // 6: ircontrol.TickEpochResponse.body:type_name -> ircontrol.TickEpochResponse.Body
+	9,  // 6: ircontrol.TickEpochResponse.body:type_name -> ircontrol.TickEpochResponse.Body
-	8,  // 7: ircontrol.TickEpochResponse.signature:type_name -> ircontrol.Signature
+	12, // 7: ircontrol.TickEpochResponse.signature:type_name -> ircontrol.Signature
-	9,  // 8: ircontrol.HealthCheckResponse.Body.health_status:type_name -> ircontrol.HealthStatus
+	10, // 8: ircontrol.RemoveNodeRequest.body:type_name -> ircontrol.RemoveNodeRequest.Body
-	0,  // 9: ircontrol.ControlService.HealthCheck:input_type -> ircontrol.HealthCheckRequest
+	12, // 9: ircontrol.RemoveNodeRequest.signature:type_name -> ircontrol.Signature
-	2,  // 10: ircontrol.ControlService.TickEpoch:input_type -> ircontrol.TickEpochRequest
+	11, // 10: ircontrol.RemoveNodeResponse.body:type_name -> ircontrol.RemoveNodeResponse.Body
-	1,  // 11: ircontrol.ControlService.HealthCheck:output_type -> ircontrol.HealthCheckResponse
+	12, // 11: ircontrol.RemoveNodeResponse.signature:type_name -> ircontrol.Signature
-	3,  // 12: ircontrol.ControlService.TickEpoch:output_type -> ircontrol.TickEpochResponse
+	13, // 12: ircontrol.HealthCheckResponse.Body.health_status:type_name -> ircontrol.HealthStatus
-	11, // [11:13] is the sub-list for method output_type
+	0,  // 13: ircontrol.ControlService.HealthCheck:input_type -> ircontrol.HealthCheckRequest
-	9,  // [9:11] is the sub-list for method input_type
+	2,  // 14: ircontrol.ControlService.TickEpoch:input_type -> ircontrol.TickEpochRequest
-	9,  // [9:9] is the sub-list for extension type_name
+	4,  // 15: ircontrol.ControlService.RemoveNode:input_type -> ircontrol.RemoveNodeRequest
-	9,  // [9:9] is the sub-list for extension extendee
+	1,  // 16: ircontrol.ControlService.HealthCheck:output_type -> ircontrol.HealthCheckResponse
-	0,  // [0:9] is the sub-list for field type_name
+	3,  // 17: ircontrol.ControlService.TickEpoch:output_type -> ircontrol.TickEpochResponse
+	5,  // 18: ircontrol.ControlService.RemoveNode:output_type -> ircontrol.RemoveNodeResponse
+	16, // [16:19] is the sub-list for method output_type
+	13, // [13:16] is the sub-list for method input_type
+	13, // [13:13] is the sub-list for extension type_name
+	13, // [13:13] is the sub-list for extension extendee
+	0,  // [0:13] is the sub-list for field type_name
 }
 
 func init() { file_pkg_services_control_ir_service_proto_init() }
@@ -579,7 +807,7 @@ func file_pkg_services_control_ir_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_ir_service_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*HealthCheckRequest_Body); i {
+			switch v := v.(*RemoveNodeRequest); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -591,7 +819,7 @@ func file_pkg_services_control_ir_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_ir_service_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*HealthCheckResponse_Body); i {
+			switch v := v.(*RemoveNodeResponse); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -603,7 +831,7 @@ func file_pkg_services_control_ir_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_ir_service_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*TickEpochRequest_Body); i {
+			switch v := v.(*HealthCheckRequest_Body); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -615,6 +843,30 @@ func file_pkg_services_control_ir_service_proto_init() {
 			}
 		}
 		file_pkg_services_control_ir_service_proto_msgTypes[7].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*HealthCheckResponse_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[8].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[9].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*TickEpochResponse_Body); i {
 			case 0:
 				return &v.state
@@ -626,6 +878,30 @@ func file_pkg_services_control_ir_service_proto_init() {
 				return nil
 			}
 		}
+		file_pkg_services_control_ir_service_proto_msgTypes[10].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*RemoveNodeRequest_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[11].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*RemoveNodeResponse_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{
@@ -633,7 +909,7 @@ 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:   8,
+			NumMessages:   12,
 			NumExtensions: 0,
 			NumServices:   1,
 		},

pkg/services/control/ir/service.proto

@@ -12,6 +12,8 @@ service ControlService {
     rpc HealthCheck (HealthCheckRequest) returns (HealthCheckResponse);
     // Forces a new epoch to be signaled by the IR node with high probability.
     rpc TickEpoch (TickEpochRequest) returns (TickEpochResponse);
+    // Forces a node removal to be signaled by the IR node with high probability.
+    rpc RemoveNode (RemoveNodeRequest) returns (RemoveNodeResponse);
 }
 
 // Health check request.
@@ -57,3 +59,19 @@ message TickEpochResponse {
     Body body = 1;
     Signature signature = 2;
 }
+
+message RemoveNodeRequest {
+    message Body{
+        bytes key = 1;
+    }
+
+    Body body = 1;
+    Signature signature = 2;
+}
+
+message RemoveNodeResponse {
+    message Body{}
+
+    Body body = 1;
+    Signature signature = 2;
+}

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

@@ -296,3 +296,154 @@ func (x *TickEpochResponse) ReadSignedData(buf []byte) ([]byte, error) {
 func (x *TickEpochResponse) 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 *RemoveNodeRequest_Body) StableSize() (size int) {
+	size += proto.BytesSize(1, x.Key)
+	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 *RemoveNodeRequest_Body) 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.Key)
+	return buf
+}
+
+// StableSize returns the size of x in protobuf format.
+//
+// Structures with the same field values have the same binary size.
+func (x *RemoveNodeRequest) 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 *RemoveNodeRequest) 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 *RemoveNodeRequest) 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 *RemoveNodeRequest) ReadSignedData(buf []byte) ([]byte, error) {
+	return x.GetBody().StableMarshal(buf), nil
+}
+
+func (x *RemoveNodeRequest) 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 *RemoveNodeResponse_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 *RemoveNodeResponse_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 *RemoveNodeResponse) 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 *RemoveNodeResponse) 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 *RemoveNodeResponse) 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 *RemoveNodeResponse) ReadSignedData(buf []byte) ([]byte, error) {
+	return x.GetBody().StableMarshal(buf), nil
+}
+
+func (x *RemoveNodeResponse) SetSignature(sig *Signature) {
+	x.Signature = sig
+}

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

@@ -26,6 +26,8 @@ type ControlServiceClient interface {
 	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)
+	// Forces a node removal to be signaled by the IR node with high probability.
+	RemoveNode(ctx context.Context, in *RemoveNodeRequest, opts ...grpc.CallOption) (*RemoveNodeResponse, error)
 }
 
 type controlServiceClient struct {
@@ -54,6 +56,15 @@ func (c *controlServiceClient) TickEpoch(ctx context.Context, in *TickEpochReque
 	return out, nil
 }
 
+func (c *controlServiceClient) RemoveNode(ctx context.Context, in *RemoveNodeRequest, opts ...grpc.CallOption) (*RemoveNodeResponse, error) {
+	out := new(RemoveNodeResponse)
+	err := c.cc.Invoke(ctx, "/ircontrol.ControlService/RemoveNode", 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
@@ -62,6 +73,8 @@ type ControlServiceServer interface {
 	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)
+	// Forces a node removal to be signaled by the IR node with high probability.
+	RemoveNode(context.Context, *RemoveNodeRequest) (*RemoveNodeResponse, error)
 }
 
 // UnimplementedControlServiceServer should be embedded to have forward compatible implementations.
@@ -74,6 +87,9 @@ func (UnimplementedControlServiceServer) HealthCheck(context.Context, *HealthChe
 func (UnimplementedControlServiceServer) TickEpoch(context.Context, *TickEpochRequest) (*TickEpochResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method TickEpoch not implemented")
 }
+func (UnimplementedControlServiceServer) RemoveNode(context.Context, *RemoveNodeRequest) (*RemoveNodeResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method RemoveNode 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
@@ -122,6 +138,24 @@ func _ControlService_TickEpoch_Handler(srv interface{}, ctx context.Context, dec
 	return interceptor(ctx, in, info, handler)
 }
 
+func _ControlService_RemoveNode_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(RemoveNodeRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(ControlServiceServer).RemoveNode(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/ircontrol.ControlService/RemoveNode",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(ControlServiceServer).RemoveNode(ctx, req.(*RemoveNodeRequest))
+	}
+	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)
@@ -137,6 +171,10 @@ var ControlService_ServiceDesc = grpc.ServiceDesc{
 			MethodName: "TickEpoch",
 			Handler:    _ControlService_TickEpoch_Handler,
 		},
+		{
+			MethodName: "RemoveNode",
+			Handler:    _ControlService_RemoveNode_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "pkg/services/control/ir/service.proto",