Merge pull request #66 from nspcc-dev/update-to-neofs-api-v0.7.1

Update to NeoFS API v0.7.1

Makefile

@@ -1,4 +1,4 @@
-PROTO_VERSION=v0.7.0
+PROTO_VERSION=v0.7.1
 PROTO_URL=https://github.com/nspcc-dev/neofs-api/archive/$(PROTO_VERSION).tar.gz
 
 B=\033[0;1m
@@ -9,14 +9,14 @@ R=\033[0m
 
 # Dependencies
 deps:
-	@echo "${B}${G}=> Golang modules ${R}"
+	@echo "${B}${G}⇒ Golang modules ${R}"
 	@go mod tidy -v
 	@go mod vendor
 
-	@echo "${B}${G}=> Cleanup old files ${R}"
+	@echo "${B}${G}⇒ Cleanup old files ${R}"
 	@find . -type f -name '*.proto' -not -path './vendor/*' -not -name '*_test.proto' -exec rm {} \;
 
-	@echo "${B}${G}=> NeoFS Proto files ${R}"
+	@echo "${B}${G}⇒ NeoFS Proto files ${R}"
 	@mkdir -p ./vendor/proto
 	@curl -sL -o ./vendor/proto.tar.gz $(PROTO_URL)
 	@tar -xzf ./vendor/proto.tar.gz --strip-components 1 -C ./vendor/proto
@@ -24,7 +24,7 @@ deps:
 		cp $$f/*.proto ./$$(basename $$f); \
 	done
 
-	@echo "${B}${G}=> Cleanup ${R}"
+	@echo "${B}${G}⇒ Cleanup ${R}"
 	@rm -rf ./vendor/proto
 	@rm -rf ./vendor/proto.tar.gz
 
@@ -48,14 +48,14 @@ docgen: deps
 
 # Regenerate proto files:
 protoc: deps
-	@echo "${B}${G}=> Cleanup old files ${R}"
+	@echo "${B}${G}⇒ Cleanup old files ${R}"
 	@find . -type f -name '*.pb.go' -not -path './vendor/*' -exec rm {} \;
 
-	@echo "${B}${G}=> Install specific version for gogo-proto ${R}"
+	@echo "${B}${G}⇒ Install specific version for gogo-proto ${R}"
 	@go list -f '{{.Path}}/...@{{.Version}}' -m github.com/gogo/protobuf | xargs go get -v
-	@echo "${B}${G}=> Install specific version for protobuf lib ${R}"
+	@echo "${B}${G}⇒ Install specific version for protobuf lib ${R}"
 	@go list -f '{{.Path}}/...@{{.Version}}' -m  github.com/golang/protobuf | xargs go get -v
-	@echo "${B}${G}=> Protoc generate ${R}"
+	@echo "${B}${G}⇒ Protoc generate ${R}"
 	@for f in `find . -type f -name '*.proto' -not -path './vendor/*'`; do \
 		echo "${B}${G}⇒ Processing $$f ${R}"; \
 		protoc \

docs/state.md

@@ -8,6 +8,8 @@
     - [Status](#state.Status)
     
   - Messages
+    - [ChangeStateRequest](#state.ChangeStateRequest)
+    - [ChangeStateResponse](#state.ChangeStateResponse)
     - [DumpRequest](#state.DumpRequest)
     - [DumpResponse](#state.DumpResponse)
     - [DumpVarsRequest](#state.DumpVarsRequest)
@@ -34,7 +36,8 @@
 <a name="state.Status"></a>
 
 ### Service "state.Status"
-Status service provides node's healthcheck and status info
+Status service provides node's healthcheck and status info.
+TODO: decide how to describe auth and were contains permissions.
 
 ```
 rpc Netmap(NetmapRequest) returns (.bootstrap.SpreadMap);
@@ -42,6 +45,7 @@ rpc Metrics(MetricsRequest) returns (MetricsResponse);
 rpc HealthCheck(HealthRequest) returns (HealthResponse);
 rpc DumpConfig(DumpRequest) returns (DumpResponse);
 rpc DumpVars(DumpVarsRequest) returns (DumpVarsResponse);
+rpc ChangeState(ChangeStateRequest) returns (ChangeStateResponse);
 
 ```
 
@@ -85,9 +89,38 @@ The request should be signed.
 | Name | Input | Output |
 | ---- | ----- | ------ |
 | DumpVars | [DumpVarsRequest](#state.DumpVarsRequest) | [DumpVarsResponse](#state.DumpVarsResponse) |
+#### Method ChangeState
+
+ChangeState allows to change current node state of node.
+To permit access, used server config options.
+The request should be signed.
+
+| Name | Input | Output |
+| ---- | ----- | ------ |
+| ChangeState | [ChangeStateRequest](#state.ChangeStateRequest) | [ChangeStateResponse](#state.ChangeStateResponse) |
  <!-- end services -->
 
 
+<a name="state.ChangeStateRequest"></a>
+
+### Message ChangeStateRequest
+ChangeStateRequest contains a new state of node.
+
+
+| Field | Type | Label | Description |
+| ----- | ---- | ----- | ----------- |
+| state | [ChangeStateRequest.State](#state.ChangeStateRequest.State) |  | State is a new state of node. |
+| Meta | [service.RequestMetaHeader](#service.RequestMetaHeader) |  | RequestMetaHeader contains information about request meta headers (should be embedded into message) |
+| Verify | [service.RequestVerificationHeader](#service.RequestVerificationHeader) |  | RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message) |
+
+
+<a name="state.ChangeStateResponse"></a>
+
+### Message ChangeStateResponse
+ChangeStateResponse is an empty response, that returns when RPC invoked without errors.
+
+
+
 <a name="state.DumpRequest"></a>
 
 ### Message DumpRequest
@@ -198,6 +231,19 @@ NetmapRequest message to request current node netmap
 
  <!-- end messages -->
 
+
+<a name="state.ChangeStateRequest.State"></a>
+
+### ChangeStateRequest.State
+
+
+| Name | Number | Description |
+| ---- | ------ | ----------- |
+| Unknown | 0 | Unknown is default value. Does nothing. |
+| Online | 1 | Online used when need to set node to the online state. |
+| Offline | 2 | Offline used when need to set node to the offline state. |
+
+
  <!-- end enums -->
 
 

state/service.pb.go

@@ -29,6 +29,37 @@ var _ = math.Inf
 // proto package needs to be updated.
 const _ = proto.ProtoPackageIsVersion3 // please upgrade the proto package
 
+type ChangeStateRequest_State int32
+
+const (
+	// Unknown is default value. Does nothing.
+	ChangeStateRequest_Unknown ChangeStateRequest_State = 0
+	// Online used when need to set node to the online state.
+	ChangeStateRequest_Online ChangeStateRequest_State = 1
+	// Offline used when need to set node to the offline state.
+	ChangeStateRequest_Offline ChangeStateRequest_State = 2
+)
+
+var ChangeStateRequest_State_name = map[int32]string{
+	0: "Unknown",
+	1: "Online",
+	2: "Offline",
+}
+
+var ChangeStateRequest_State_value = map[string]int32{
+	"Unknown": 0,
+	"Online":  1,
+	"Offline": 2,
+}
+
+func (x ChangeStateRequest_State) String() string {
+	return proto.EnumName(ChangeStateRequest_State_name, int32(x))
+}
+
+func (ChangeStateRequest_State) EnumDescriptor() ([]byte, []int) {
+	return fileDescriptor_695592f6f2fc97b7, []int{9, 0}
+}
+
 // NetmapRequest message to request current node netmap
 type NetmapRequest struct {
 	// RequestMetaHeader contains information about request meta headers (should be embedded into message)
@@ -419,7 +450,93 @@ func (m *DumpVarsResponse) GetVariables() []byte {
 	return nil
 }
 
+// ChangeStateRequest contains a new state of node.
+type ChangeStateRequest struct {
+	// State is a new state of node.
+	State ChangeStateRequest_State `protobuf:"varint,1,opt,name=state,proto3,enum=state.ChangeStateRequest_State" json:"state,omitempty"`
+	// RequestMetaHeader contains information about request meta headers (should be embedded into message)
+	service.RequestMetaHeader `protobuf:"bytes,98,opt,name=Meta,proto3,embedded=Meta" json:"Meta"`
+	// RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
+	service.RequestVerificationHeader `protobuf:"bytes,99,opt,name=Verify,proto3,embedded=Verify" json:"Verify"`
+	XXX_NoUnkeyedLiteral              struct{} `json:"-"`
+	XXX_unrecognized                  []byte   `json:"-"`
+	XXX_sizecache                     int32    `json:"-"`
+}
+
+func (m *ChangeStateRequest) Reset()         { *m = ChangeStateRequest{} }
+func (m *ChangeStateRequest) String() string { return proto.CompactTextString(m) }
+func (*ChangeStateRequest) ProtoMessage()    {}
+func (*ChangeStateRequest) Descriptor() ([]byte, []int) {
+	return fileDescriptor_695592f6f2fc97b7, []int{9}
+}
+func (m *ChangeStateRequest) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *ChangeStateRequest) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	b = b[:cap(b)]
+	n, err := m.MarshalToSizedBuffer(b)
+	if err != nil {
+		return nil, err
+	}
+	return b[:n], nil
+}
+func (m *ChangeStateRequest) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ChangeStateRequest.Merge(m, src)
+}
+func (m *ChangeStateRequest) XXX_Size() int {
+	return m.Size()
+}
+func (m *ChangeStateRequest) XXX_DiscardUnknown() {
+	xxx_messageInfo_ChangeStateRequest.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ChangeStateRequest proto.InternalMessageInfo
+
+func (m *ChangeStateRequest) GetState() ChangeStateRequest_State {
+	if m != nil {
+		return m.State
+	}
+	return ChangeStateRequest_Unknown
+}
+
+// ChangeStateResponse is an empty response, that returns when RPC invoked without errors.
+type ChangeStateResponse struct {
+	XXX_NoUnkeyedLiteral struct{} `json:"-"`
+	XXX_unrecognized     []byte   `json:"-"`
+	XXX_sizecache        int32    `json:"-"`
+}
+
+func (m *ChangeStateResponse) Reset()         { *m = ChangeStateResponse{} }
+func (m *ChangeStateResponse) String() string { return proto.CompactTextString(m) }
+func (*ChangeStateResponse) ProtoMessage()    {}
+func (*ChangeStateResponse) Descriptor() ([]byte, []int) {
+	return fileDescriptor_695592f6f2fc97b7, []int{10}
+}
+func (m *ChangeStateResponse) XXX_Unmarshal(b []byte) error {
+	return m.Unmarshal(b)
+}
+func (m *ChangeStateResponse) XXX_Marshal(b []byte, deterministic bool) ([]byte, error) {
+	b = b[:cap(b)]
+	n, err := m.MarshalToSizedBuffer(b)
+	if err != nil {
+		return nil, err
+	}
+	return b[:n], nil
+}
+func (m *ChangeStateResponse) XXX_Merge(src proto.Message) {
+	xxx_messageInfo_ChangeStateResponse.Merge(m, src)
+}
+func (m *ChangeStateResponse) XXX_Size() int {
+	return m.Size()
+}
+func (m *ChangeStateResponse) XXX_DiscardUnknown() {
+	xxx_messageInfo_ChangeStateResponse.DiscardUnknown(m)
+}
+
+var xxx_messageInfo_ChangeStateResponse proto.InternalMessageInfo
+
 func init() {
+	proto.RegisterEnum("state.ChangeStateRequest_State", ChangeStateRequest_State_name, ChangeStateRequest_State_value)
 	proto.RegisterType((*NetmapRequest)(nil), "state.NetmapRequest")
 	proto.RegisterType((*MetricsRequest)(nil), "state.MetricsRequest")
 	proto.RegisterType((*MetricsResponse)(nil), "state.MetricsResponse")
@@ -429,46 +546,53 @@ func init() {
 	proto.RegisterType((*DumpResponse)(nil), "state.DumpResponse")
 	proto.RegisterType((*DumpVarsRequest)(nil), "state.DumpVarsRequest")
 	proto.RegisterType((*DumpVarsResponse)(nil), "state.DumpVarsResponse")
+	proto.RegisterType((*ChangeStateRequest)(nil), "state.ChangeStateRequest")
+	proto.RegisterType((*ChangeStateResponse)(nil), "state.ChangeStateResponse")
 }
 
 func init() { proto.RegisterFile("state/service.proto", fileDescriptor_695592f6f2fc97b7) }
 
 var fileDescriptor_695592f6f2fc97b7 = []byte{
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+	// 619 bytes of a gzipped FileDescriptorProto
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+	0xb2, 0xd3, 0xc1, 0xe8, 0x74, 0xf8, 0xa7, 0x63, 0x53, 0xef, 0xd4, 0x6e, 0xb1, 0x46, 0xbb, 0x09,
-	0x0b, 0xd5, 0x0b, 0xe4, 0xef, 0xfa, 0xf6, 0xdb, 0x8f, 0xef, 0xed, 0xc5, 0x89, 0xa3, 0x57, 0x54,
+	0x30, 0x78, 0x7c, 0xdd, 0x9e, 0x94, 0x9a, 0xa4, 0x91, 0xd1, 0x72, 0x56, 0xc7, 0x38, 0x23, 0x7b,
-	0x8b, 0xf2, 0xc5, 0xff, 0x00, 0x00, 0x00, 0xff, 0xff, 0x60, 0x43, 0xc8, 0xac, 0xb6, 0x05, 0x00,
+	0x0e, 0xf3, 0x65, 0xcf, 0xd0, 0xfa, 0x48, 0xc2, 0x48, 0x5f, 0x3b, 0x77, 0x27, 0x78, 0x23, 0xde,
-	0x00,
+	0x85, 0xea, 0xc8, 0x0d, 0xd2, 0x7b, 0x7f, 0xed, 0x13, 0xc7, 0xf9, 0x53, 0x48, 0x9f, 0xb2, 0x7d,
+	0x78, 0xd9, 0x6f, 0x90, 0xab, 0x7e, 0x83, 0x7c, 0xeb, 0x37, 0xc8, 0xf7, 0x7e, 0x83, 0x7c, 0xf9,
+	0xd1, 0x98, 0x79, 0xfb, 0x70, 0xe4, 0x7b, 0x93, 0x89, 0x3c, 0x8a, 0xda, 0x27, 0x78, 0xee, 0x67,
+	0xc8, 0x63, 0xd1, 0x66, 0x79, 0xda, 0x4e, 0xb8, 0xaf, 0x8e, 0xfc, 0x5a, 0x59, 0x3e, 0x40, 0xfe,
+	0xf2, 0xc8, 0x7b, 0xf1, 0xfa, 0x95, 0x6e, 0xc7, 0xd0, 0x52, 0x9f, 0xa0, 0x27, 0xbf, 0x03, 0x00,
+	0x00, 0xff, 0xff, 0x8c, 0xdd, 0xa7, 0x55, 0x10, 0x07, 0x00, 0x00,
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -498,6 +622,10 @@ type StatusClient interface {
 	// To permit access, used server config options.
 	// The request should be signed.
 	DumpVars(ctx context.Context, in *DumpVarsRequest, opts ...grpc.CallOption) (*DumpVarsResponse, error)
+	// ChangeState allows to change current node state of node.
+	// To permit access, used server config options.
+	// The request should be signed.
+	ChangeState(ctx context.Context, in *ChangeStateRequest, opts ...grpc.CallOption) (*ChangeStateResponse, error)
 }
 
 type statusClient struct {
@@ -553,6 +681,15 @@ func (c *statusClient) DumpVars(ctx context.Context, in *DumpVarsRequest, opts .
 	return out, nil
 }
 
+func (c *statusClient) ChangeState(ctx context.Context, in *ChangeStateRequest, opts ...grpc.CallOption) (*ChangeStateResponse, error) {
+	out := new(ChangeStateResponse)
+	err := c.cc.Invoke(ctx, "/state.Status/ChangeState", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // StatusServer is the server API for Status service.
 type StatusServer interface {
 	// Netmap request allows to receive current [bootstrap.SpreadMap](bootstrap.md#bootstrap.SpreadMap)
@@ -570,6 +707,10 @@ type StatusServer interface {
 	// To permit access, used server config options.
 	// The request should be signed.
 	DumpVars(context.Context, *DumpVarsRequest) (*DumpVarsResponse, error)
+	// ChangeState allows to change current node state of node.
+	// To permit access, used server config options.
+	// The request should be signed.
+	ChangeState(context.Context, *ChangeStateRequest) (*ChangeStateResponse, error)
 }
 
 // UnimplementedStatusServer can be embedded to have forward compatible implementations.
@@ -591,6 +732,9 @@ func (*UnimplementedStatusServer) DumpConfig(ctx context.Context, req *DumpReque
 func (*UnimplementedStatusServer) DumpVars(ctx context.Context, req *DumpVarsRequest) (*DumpVarsResponse, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method DumpVars not implemented")
 }
+func (*UnimplementedStatusServer) ChangeState(ctx context.Context, req *ChangeStateRequest) (*ChangeStateResponse, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method ChangeState not implemented")
+}
 
 func RegisterStatusServer(s *grpc.Server, srv StatusServer) {
 	s.RegisterService(&_Status_serviceDesc, srv)
@@ -686,6 +830,24 @@ func _Status_DumpVars_Handler(srv interface{}, ctx context.Context, dec func(int
 	return interceptor(ctx, in, info, handler)
 }
 
+func _Status_ChangeState_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(ChangeStateRequest)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(StatusServer).ChangeState(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/state.Status/ChangeState",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(StatusServer).ChangeState(ctx, req.(*ChangeStateRequest))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 var _Status_serviceDesc = grpc.ServiceDesc{
 	ServiceName: "state.Status",
 	HandlerType: (*StatusServer)(nil),
@@ -710,6 +872,10 @@ var _Status_serviceDesc = grpc.ServiceDesc{
 			MethodName: "DumpVars",
 			Handler:    _Status_DumpVars_Handler,
 		},
+		{
+			MethodName: "ChangeState",
+			Handler:    _Status_ChangeState_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "state/service.proto",
@@ -1118,6 +1284,89 @@ func (m *DumpVarsResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) {
 	return len(dAtA) - i, nil
 }
 
+func (m *ChangeStateRequest) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *ChangeStateRequest) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *ChangeStateRequest) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if m.XXX_unrecognized != nil {
+		i -= len(m.XXX_unrecognized)
+		copy(dAtA[i:], m.XXX_unrecognized)
+	}
+	{
+		size, err := m.RequestVerificationHeader.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintService(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0x6
+	i--
+	dAtA[i] = 0x9a
+	{
+		size, err := m.RequestMetaHeader.MarshalToSizedBuffer(dAtA[:i])
+		if err != nil {
+			return 0, err
+		}
+		i -= size
+		i = encodeVarintService(dAtA, i, uint64(size))
+	}
+	i--
+	dAtA[i] = 0x6
+	i--
+	dAtA[i] = 0x92
+	if m.State != 0 {
+		i = encodeVarintService(dAtA, i, uint64(m.State))
+		i--
+		dAtA[i] = 0x8
+	}
+	return len(dAtA) - i, nil
+}
+
+func (m *ChangeStateResponse) Marshal() (dAtA []byte, err error) {
+	size := m.Size()
+	dAtA = make([]byte, size)
+	n, err := m.MarshalToSizedBuffer(dAtA[:size])
+	if err != nil {
+		return nil, err
+	}
+	return dAtA[:n], nil
+}
+
+func (m *ChangeStateResponse) MarshalTo(dAtA []byte) (int, error) {
+	size := m.Size()
+	return m.MarshalToSizedBuffer(dAtA[:size])
+}
+
+func (m *ChangeStateResponse) MarshalToSizedBuffer(dAtA []byte) (int, error) {
+	i := len(dAtA)
+	_ = i
+	var l int
+	_ = l
+	if m.XXX_unrecognized != nil {
+		i -= len(m.XXX_unrecognized)
+		copy(dAtA[i:], m.XXX_unrecognized)
+	}
+	return len(dAtA) - i, nil
+}
+
 func encodeVarintService(dAtA []byte, offset int, v uint64) int {
 	offset -= sovService(v)
 	base := offset
@@ -1278,6 +1527,37 @@ func (m *DumpVarsResponse) Size() (n int) {
 	return n
 }
 
+func (m *ChangeStateRequest) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	if m.State != 0 {
+		n += 1 + sovService(uint64(m.State))
+	}
+	l = m.RequestMetaHeader.Size()
+	n += 2 + l + sovService(uint64(l))
+	l = m.RequestVerificationHeader.Size()
+	n += 2 + l + sovService(uint64(l))
+	if m.XXX_unrecognized != nil {
+		n += len(m.XXX_unrecognized)
+	}
+	return n
+}
+
+func (m *ChangeStateResponse) Size() (n int) {
+	if m == nil {
+		return 0
+	}
+	var l int
+	_ = l
+	if m.XXX_unrecognized != nil {
+		n += len(m.XXX_unrecognized)
+	}
+	return n
+}
+
 func sovService(x uint64) (n int) {
 	return (math_bits.Len64(x|1) + 6) / 7
 }
@@ -2252,6 +2532,199 @@ func (m *DumpVarsResponse) Unmarshal(dAtA []byte) error {
 	}
 	return nil
 }
+func (m *ChangeStateRequest) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowService
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: ChangeStateRequest: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: ChangeStateRequest: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		case 1:
+			if wireType != 0 {
+				return fmt.Errorf("proto: wrong wireType = %d for field State", wireType)
+			}
+			m.State = 0
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowService
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				m.State |= ChangeStateRequest_State(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+		case 98:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field RequestMetaHeader", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowService
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthService
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthService
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.RequestMetaHeader.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		case 99:
+			if wireType != 2 {
+				return fmt.Errorf("proto: wrong wireType = %d for field RequestVerificationHeader", wireType)
+			}
+			var msglen int
+			for shift := uint(0); ; shift += 7 {
+				if shift >= 64 {
+					return ErrIntOverflowService
+				}
+				if iNdEx >= l {
+					return io.ErrUnexpectedEOF
+				}
+				b := dAtA[iNdEx]
+				iNdEx++
+				msglen |= int(b&0x7F) << shift
+				if b < 0x80 {
+					break
+				}
+			}
+			if msglen < 0 {
+				return ErrInvalidLengthService
+			}
+			postIndex := iNdEx + msglen
+			if postIndex < 0 {
+				return ErrInvalidLengthService
+			}
+			if postIndex > l {
+				return io.ErrUnexpectedEOF
+			}
+			if err := m.RequestVerificationHeader.Unmarshal(dAtA[iNdEx:postIndex]); err != nil {
+				return err
+			}
+			iNdEx = postIndex
+		default:
+			iNdEx = preIndex
+			skippy, err := skipService(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthService
+			}
+			if (iNdEx + skippy) < 0 {
+				return ErrInvalidLengthService
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...)
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
+func (m *ChangeStateResponse) Unmarshal(dAtA []byte) error {
+	l := len(dAtA)
+	iNdEx := 0
+	for iNdEx < l {
+		preIndex := iNdEx
+		var wire uint64
+		for shift := uint(0); ; shift += 7 {
+			if shift >= 64 {
+				return ErrIntOverflowService
+			}
+			if iNdEx >= l {
+				return io.ErrUnexpectedEOF
+			}
+			b := dAtA[iNdEx]
+			iNdEx++
+			wire |= uint64(b&0x7F) << shift
+			if b < 0x80 {
+				break
+			}
+		}
+		fieldNum := int32(wire >> 3)
+		wireType := int(wire & 0x7)
+		if wireType == 4 {
+			return fmt.Errorf("proto: ChangeStateResponse: wiretype end group for non-group")
+		}
+		if fieldNum <= 0 {
+			return fmt.Errorf("proto: ChangeStateResponse: illegal tag %d (wire type %d)", fieldNum, wire)
+		}
+		switch fieldNum {
+		default:
+			iNdEx = preIndex
+			skippy, err := skipService(dAtA[iNdEx:])
+			if err != nil {
+				return err
+			}
+			if skippy < 0 {
+				return ErrInvalidLengthService
+			}
+			if (iNdEx + skippy) < 0 {
+				return ErrInvalidLengthService
+			}
+			if (iNdEx + skippy) > l {
+				return io.ErrUnexpectedEOF
+			}
+			m.XXX_unrecognized = append(m.XXX_unrecognized, dAtA[iNdEx:iNdEx+skippy]...)
+			iNdEx += skippy
+		}
+	}
+
+	if iNdEx > l {
+		return io.ErrUnexpectedEOF
+	}
+	return nil
+}
 func skipService(dAtA []byte) (n int, err error) {
 	l := len(dAtA)
 	iNdEx := 0

state/service.proto

@@ -10,7 +10,8 @@ import "github.com/gogo/protobuf/gogoproto/gogo.proto";
 
 option (gogoproto.stable_marshaler_all) = true;
 
-// Status service provides node's healthcheck and status info
+// Status service provides node's healthcheck and status info.
+// TODO: decide how to describe auth and were contains permissions.
 service Status {
     // Netmap request allows to receive current [bootstrap.SpreadMap](bootstrap.md#bootstrap.SpreadMap)
     rpc Netmap(NetmapRequest) returns (bootstrap.SpreadMap);
@@ -27,6 +28,10 @@ service Status {
     // To permit access, used server config options.
     // The request should be signed.
     rpc DumpVars(DumpVarsRequest) returns (DumpVarsResponse);
+    // ChangeState allows to change current node state of node.
+    // To permit access, used server config options.
+    // The request should be signed.
+    rpc ChangeState(ChangeStateRequest) returns (ChangeStateResponse);
 }
 
 // NetmapRequest message to request current node netmap
@@ -95,3 +100,25 @@ message DumpVarsRequest {
 message DumpVarsResponse {
     bytes Variables = 1;
 }
+
+// ChangeStateRequest contains a new state of node.
+message ChangeStateRequest {
+    enum State {
+        // Unknown is default value. Does nothing.
+        Unknown = 0;
+        // Online used when need to set node to the online state.
+        Online = 1;
+        // Offline used when need to set node to the offline state.
+        Offline = 2;
+    }
+
+    // State is a new state of node.
+    State state = 1;
+    // RequestMetaHeader contains information about request meta headers (should be embedded into message)
+    service.RequestMetaHeader Meta           = 98 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
+    // RequestVerificationHeader is a set of signatures of every NeoFS Node that processed request (should be embedded into message)
+    service.RequestVerificationHeader Verify = 99 [(gogoproto.embed) = true, (gogoproto.nullable) = false];
+}
+
+// ChangeStateResponse is an empty response, that returns when RPC invoked without errors.
+message ChangeStateResponse {}