diff --git a/pkg/rpc/pb/service_origin_server.pb.go b/pkg/rpc/pb/service_origin.pb.go
similarity index 70%
rename from pkg/rpc/pb/service_origin_server.pb.go
rename to pkg/rpc/pb/service_origin.pb.go
index d3050ac..2446671 100644
--- a/pkg/rpc/pb/service_origin_server.pb.go
+++ b/pkg/rpc/pb/service_origin.pb.go
@@ -2,7 +2,7 @@
 // versions:
 // 	protoc-gen-go v1.25.0
 // 	protoc        v3.12.3
-// source: service_origin_server.proto
+// source: service_origin.proto
 
 package pb
 
@@ -38,12 +38,13 @@ type CreateOriginRequest struct {
 	Name        string          `protobuf:"bytes,1,opt,name=name,proto3" json:"name,omitempty"`
 	Addr        *NetworkAddress `protobuf:"bytes,2,opt,name=addr,proto3" json:"addr,omitempty"`
 	Description string          `protobuf:"bytes,3,opt,name=description,proto3" json:"description,omitempty"`
+	Weight      int32           `protobuf:"varint,4,opt,name=weight,proto3" json:"weight,omitempty"`
 }
 
 func (x *CreateOriginRequest) Reset() {
 	*x = CreateOriginRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_service_origin_server_proto_msgTypes[0]
+		mi := &file_service_origin_proto_msgTypes[0]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -56,7 +57,7 @@ func (x *CreateOriginRequest) String() string {
 func (*CreateOriginRequest) ProtoMessage() {}
 
 func (x *CreateOriginRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_service_origin_server_proto_msgTypes[0]
+	mi := &file_service_origin_proto_msgTypes[0]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -69,7 +70,7 @@ func (x *CreateOriginRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CreateOriginRequest.ProtoReflect.Descriptor instead.
 func (*CreateOriginRequest) Descriptor() ([]byte, []int) {
-	return file_service_origin_server_proto_rawDescGZIP(), []int{0}
+	return file_service_origin_proto_rawDescGZIP(), []int{0}
 }
 
 func (x *CreateOriginRequest) GetName() string {
@@ -93,6 +94,13 @@ func (x *CreateOriginRequest) GetDescription() string {
 	return ""
 }
 
+func (x *CreateOriginRequest) GetWeight() int32 {
+	if x != nil {
+		return x.Weight
+	}
+	return 0
+}
+
 type CreateOriginResponse struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -104,7 +112,7 @@ type CreateOriginResponse struct {
 func (x *CreateOriginResponse) Reset() {
 	*x = CreateOriginResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_service_origin_server_proto_msgTypes[1]
+		mi := &file_service_origin_proto_msgTypes[1]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -117,7 +125,7 @@ func (x *CreateOriginResponse) String() string {
 func (*CreateOriginResponse) ProtoMessage() {}
 
 func (x *CreateOriginResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_service_origin_server_proto_msgTypes[1]
+	mi := &file_service_origin_proto_msgTypes[1]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -130,7 +138,7 @@ func (x *CreateOriginResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CreateOriginResponse.ProtoReflect.Descriptor instead.
 func (*CreateOriginResponse) Descriptor() ([]byte, []int) {
-	return file_service_origin_server_proto_rawDescGZIP(), []int{1}
+	return file_service_origin_proto_rawDescGZIP(), []int{1}
 }
 
 func (x *CreateOriginResponse) GetOriginId() int64 {
@@ -150,12 +158,13 @@ type UpdateOriginRequest struct {
 	Name        string          `protobuf:"bytes,2,opt,name=name,proto3" json:"name,omitempty"`
 	Addr        *NetworkAddress `protobuf:"bytes,3,opt,name=addr,proto3" json:"addr,omitempty"`
 	Description string          `protobuf:"bytes,4,opt,name=description,proto3" json:"description,omitempty"`
+	Weight      int32           `protobuf:"varint,5,opt,name=weight,proto3" json:"weight,omitempty"`
 }
 
 func (x *UpdateOriginRequest) Reset() {
 	*x = UpdateOriginRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_service_origin_server_proto_msgTypes[2]
+		mi := &file_service_origin_proto_msgTypes[2]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -168,7 +177,7 @@ func (x *UpdateOriginRequest) String() string {
 func (*UpdateOriginRequest) ProtoMessage() {}
 
 func (x *UpdateOriginRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_service_origin_server_proto_msgTypes[2]
+	mi := &file_service_origin_proto_msgTypes[2]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -181,7 +190,7 @@ func (x *UpdateOriginRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use UpdateOriginRequest.ProtoReflect.Descriptor instead.
 func (*UpdateOriginRequest) Descriptor() ([]byte, []int) {
-	return file_service_origin_server_proto_rawDescGZIP(), []int{2}
+	return file_service_origin_proto_rawDescGZIP(), []int{2}
 }
 
 func (x *UpdateOriginRequest) GetOriginId() int64 {
@@ -212,6 +221,13 @@ func (x *UpdateOriginRequest) GetDescription() string {
 	return ""
 }
 
+func (x *UpdateOriginRequest) GetWeight() int32 {
+	if x != nil {
+		return x.Weight
+	}
+	return 0
+}
+
 // 查找单个源站信息
 type FindEnabledOriginRequest struct {
 	state         protoimpl.MessageState
@@ -224,7 +240,7 @@ type FindEnabledOriginRequest struct {
 func (x *FindEnabledOriginRequest) Reset() {
 	*x = FindEnabledOriginRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_service_origin_server_proto_msgTypes[3]
+		mi := &file_service_origin_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -237,7 +253,7 @@ func (x *FindEnabledOriginRequest) String() string {
 func (*FindEnabledOriginRequest) ProtoMessage() {}
 
 func (x *FindEnabledOriginRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_service_origin_server_proto_msgTypes[3]
+	mi := &file_service_origin_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -250,7 +266,7 @@ func (x *FindEnabledOriginRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use FindEnabledOriginRequest.ProtoReflect.Descriptor instead.
 func (*FindEnabledOriginRequest) Descriptor() ([]byte, []int) {
-	return file_service_origin_server_proto_rawDescGZIP(), []int{3}
+	return file_service_origin_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *FindEnabledOriginRequest) GetOriginId() int64 {
@@ -271,7 +287,7 @@ type FindEnabledOriginResponse struct {
 func (x *FindEnabledOriginResponse) Reset() {
 	*x = FindEnabledOriginResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_service_origin_server_proto_msgTypes[4]
+		mi := &file_service_origin_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -284,7 +300,7 @@ func (x *FindEnabledOriginResponse) String() string {
 func (*FindEnabledOriginResponse) ProtoMessage() {}
 
 func (x *FindEnabledOriginResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_service_origin_server_proto_msgTypes[4]
+	mi := &file_service_origin_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -297,7 +313,7 @@ func (x *FindEnabledOriginResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use FindEnabledOriginResponse.ProtoReflect.Descriptor instead.
 func (*FindEnabledOriginResponse) Descriptor() ([]byte, []int) {
-	return file_service_origin_server_proto_rawDescGZIP(), []int{4}
+	return file_service_origin_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *FindEnabledOriginResponse) GetOrigin() *Origin {
@@ -319,7 +335,7 @@ type FindEnabledOriginConfigRequest struct {
 func (x *FindEnabledOriginConfigRequest) Reset() {
 	*x = FindEnabledOriginConfigRequest{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_service_origin_server_proto_msgTypes[5]
+		mi := &file_service_origin_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -332,7 +348,7 @@ func (x *FindEnabledOriginConfigRequest) String() string {
 func (*FindEnabledOriginConfigRequest) ProtoMessage() {}
 
 func (x *FindEnabledOriginConfigRequest) ProtoReflect() protoreflect.Message {
-	mi := &file_service_origin_server_proto_msgTypes[5]
+	mi := &file_service_origin_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -345,7 +361,7 @@ func (x *FindEnabledOriginConfigRequest) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use FindEnabledOriginConfigRequest.ProtoReflect.Descriptor instead.
 func (*FindEnabledOriginConfigRequest) Descriptor() ([]byte, []int) {
-	return file_service_origin_server_proto_rawDescGZIP(), []int{5}
+	return file_service_origin_proto_rawDescGZIP(), []int{5}
 }
 
 func (x *FindEnabledOriginConfigRequest) GetOriginId() int64 {
@@ -366,7 +382,7 @@ type FindEnabledOriginConfigResponse struct {
 func (x *FindEnabledOriginConfigResponse) Reset() {
 	*x = FindEnabledOriginConfigResponse{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_service_origin_server_proto_msgTypes[6]
+		mi := &file_service_origin_proto_msgTypes[6]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -379,7 +395,7 @@ func (x *FindEnabledOriginConfigResponse) String() string {
 func (*FindEnabledOriginConfigResponse) ProtoMessage() {}
 
 func (x *FindEnabledOriginConfigResponse) ProtoReflect() protoreflect.Message {
-	mi := &file_service_origin_server_proto_msgTypes[6]
+	mi := &file_service_origin_proto_msgTypes[6]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -392,7 +408,7 @@ func (x *FindEnabledOriginConfigResponse) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use FindEnabledOriginConfigResponse.ProtoReflect.Descriptor instead.
 func (*FindEnabledOriginConfigResponse) Descriptor() ([]byte, []int) {
-	return file_service_origin_server_proto_rawDescGZIP(), []int{6}
+	return file_service_origin_proto_rawDescGZIP(), []int{6}
 }
 
 func (x *FindEnabledOriginConfigResponse) GetOriginJSON() []byte {
@@ -402,89 +418,91 @@ func (x *FindEnabledOriginConfigResponse) GetOriginJSON() []byte {
 	return nil
 }
 
-var File_service_origin_server_proto protoreflect.FileDescriptor
+var File_service_origin_proto protoreflect.FileDescriptor
 
-var file_service_origin_server_proto_rawDesc = []byte{
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+var file_service_origin_proto_rawDesc = []byte{
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 }
 
 var (
-	file_service_origin_server_proto_rawDescOnce sync.Once
-	file_service_origin_server_proto_rawDescData = file_service_origin_server_proto_rawDesc
+	file_service_origin_proto_rawDescOnce sync.Once
+	file_service_origin_proto_rawDescData = file_service_origin_proto_rawDesc
 )
 
-func file_service_origin_server_proto_rawDescGZIP() []byte {
-	file_service_origin_server_proto_rawDescOnce.Do(func() {
-		file_service_origin_server_proto_rawDescData = protoimpl.X.CompressGZIP(file_service_origin_server_proto_rawDescData)
+func file_service_origin_proto_rawDescGZIP() []byte {
+	file_service_origin_proto_rawDescOnce.Do(func() {
+		file_service_origin_proto_rawDescData = protoimpl.X.CompressGZIP(file_service_origin_proto_rawDescData)
 	})
-	return file_service_origin_server_proto_rawDescData
+	return file_service_origin_proto_rawDescData
 }
 
-var file_service_origin_server_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
-var file_service_origin_server_proto_goTypes = []interface{}{
+var file_service_origin_proto_msgTypes = make([]protoimpl.MessageInfo, 7)
+var file_service_origin_proto_goTypes = []interface{}{
 	(*CreateOriginRequest)(nil),             // 0: pb.CreateOriginRequest
 	(*CreateOriginResponse)(nil),            // 1: pb.CreateOriginResponse
 	(*UpdateOriginRequest)(nil),             // 2: pb.UpdateOriginRequest
@@ -496,7 +514,7 @@ var file_service_origin_server_proto_goTypes = []interface{}{
 	(*Origin)(nil),                          // 8: pb.Origin
 	(*RPCSuccess)(nil),                      // 9: pb.RPCSuccess
 }
-var file_service_origin_server_proto_depIdxs = []int32{
+var file_service_origin_proto_depIdxs = []int32{
 	7, // 0: pb.CreateOriginRequest.addr:type_name -> pb.NetworkAddress
 	7, // 1: pb.UpdateOriginRequest.addr:type_name -> pb.NetworkAddress
 	8, // 2: pb.FindEnabledOriginResponse.Origin:type_name -> pb.Origin
@@ -515,16 +533,16 @@ var file_service_origin_server_proto_depIdxs = []int32{
 	0, // [0:3] is the sub-list for field type_name
 }
 
-func init() { file_service_origin_server_proto_init() }
-func file_service_origin_server_proto_init() {
-	if File_service_origin_server_proto != nil {
+func init() { file_service_origin_proto_init() }
+func file_service_origin_proto_init() {
+	if File_service_origin_proto != nil {
 		return
 	}
 	file_model_origin_server_proto_init()
 	file_model_network_address_proto_init()
 	file_rpc_messages_proto_init()
 	if !protoimpl.UnsafeEnabled {
-		file_service_origin_server_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
+		file_service_origin_proto_msgTypes[0].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*CreateOriginRequest); i {
 			case 0:
 				return &v.state
@@ -536,7 +554,7 @@ func file_service_origin_server_proto_init() {
 				return nil
 			}
 		}
-		file_service_origin_server_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
+		file_service_origin_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*CreateOriginResponse); i {
 			case 0:
 				return &v.state
@@ -548,7 +566,7 @@ func file_service_origin_server_proto_init() {
 				return nil
 			}
 		}
-		file_service_origin_server_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
+		file_service_origin_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*UpdateOriginRequest); i {
 			case 0:
 				return &v.state
@@ -560,7 +578,7 @@ func file_service_origin_server_proto_init() {
 				return nil
 			}
 		}
-		file_service_origin_server_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
+		file_service_origin_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*FindEnabledOriginRequest); i {
 			case 0:
 				return &v.state
@@ -572,7 +590,7 @@ func file_service_origin_server_proto_init() {
 				return nil
 			}
 		}
-		file_service_origin_server_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+		file_service_origin_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*FindEnabledOriginResponse); i {
 			case 0:
 				return &v.state
@@ -584,7 +602,7 @@ func file_service_origin_server_proto_init() {
 				return nil
 			}
 		}
-		file_service_origin_server_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
+		file_service_origin_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*FindEnabledOriginConfigRequest); i {
 			case 0:
 				return &v.state
@@ -596,7 +614,7 @@ func file_service_origin_server_proto_init() {
 				return nil
 			}
 		}
-		file_service_origin_server_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
+		file_service_origin_proto_msgTypes[6].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*FindEnabledOriginConfigResponse); i {
 			case 0:
 				return &v.state
@@ -613,20 +631,20 @@ func file_service_origin_server_proto_init() {
 	out := protoimpl.TypeBuilder{
 		File: protoimpl.DescBuilder{
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
-			RawDescriptor: file_service_origin_server_proto_rawDesc,
+			RawDescriptor: file_service_origin_proto_rawDesc,
 			NumEnums:      0,
 			NumMessages:   7,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
-		GoTypes:           file_service_origin_server_proto_goTypes,
-		DependencyIndexes: file_service_origin_server_proto_depIdxs,
-		MessageInfos:      file_service_origin_server_proto_msgTypes,
+		GoTypes:           file_service_origin_proto_goTypes,
+		DependencyIndexes: file_service_origin_proto_depIdxs,
+		MessageInfos:      file_service_origin_proto_msgTypes,
 	}.Build()
-	File_service_origin_server_proto = out.File
-	file_service_origin_server_proto_rawDesc = nil
-	file_service_origin_server_proto_goTypes = nil
-	file_service_origin_server_proto_depIdxs = nil
+	File_service_origin_proto = out.File
+	file_service_origin_proto_rawDesc = nil
+	file_service_origin_proto_goTypes = nil
+	file_service_origin_proto_depIdxs = nil
 }
 
 // Reference imports to suppress errors if they are not otherwise used.
@@ -822,5 +840,5 @@ var _OriginService_serviceDesc = grpc.ServiceDesc{
 		},
 	},
 	Streams:  []grpc.StreamDesc{},
-	Metadata: "service_origin_server.proto",
+	Metadata: "service_origin.proto",
 }
diff --git a/pkg/rpc/protos/service_origin_server.proto b/pkg/rpc/protos/service_origin.proto
similarity index 96%
rename from pkg/rpc/protos/service_origin_server.proto
rename to pkg/rpc/protos/service_origin.proto
index 70c101a..5b3653f 100644
--- a/pkg/rpc/protos/service_origin_server.proto
+++ b/pkg/rpc/protos/service_origin.proto
@@ -26,6 +26,7 @@ message CreateOriginRequest {
 	string name = 1;
 	NetworkAddress addr = 2;
 	string description = 3;
+	int32 weight = 4;
 }
 
 message CreateOriginResponse {
@@ -38,6 +39,7 @@ message UpdateOriginRequest {
 	string name = 2;
 	NetworkAddress addr = 3;
 	string description = 4;
+	int32 weight = 5;
 }
 
 // 查找单个源站信息