diff --git a/makefile b/makefile
index 33a911792922f1ba45ea45689c730583a0016620..22fc555a04c37a03bbbe0aeb0210bb81c48a16af 100644
--- a/makefile
+++ b/makefile
@@ -2,3 +2,9 @@ IMAGE_NAME:=hub.cstcloud.cn/scalebox/goactuator
 
 build:
 	docker build --network=host -f DockerFile -t $(IMAGE_NAME) .
+push:
+	docker push $(IMAGE_NAME)
+
+clean:
+	docker rmi $(IMAGE_NAME)
+
diff --git a/src/actuator/actuatotFeatures.go b/src/actuator/actuatotFeatures.go
index 9876efbf1dbe895ad8981a661b43beacecf95d68..5e1633e21b336cc03adf36ab2747fb487661ee57 100644
--- a/src/actuator/actuatotFeatures.go
+++ b/src/actuator/actuatotFeatures.go
@@ -57,7 +57,7 @@ func GetRunnableDaemonList() ([]*pb.Command,error) {
 	defer conn.Close()
 	c := pb.NewBoxServiceClient(conn)
 
-	res,err:=c.GetRunnableDaemonList(context.Background(),&empty.Empty{})
+	res,err:=c.GetRunnableWorkerList(context.Background(),&empty.Empty{})
 	if err!=nil{
 		log.Printf("getRunnableDaemonList grpc error:%v",err)
 		logger.Printf("getRunnableDaemonList grpc error:%v",err)
@@ -80,7 +80,7 @@ func GetTerminatedDaemonList()  ([]*pb.Command,error) {
 	defer conn.Close()
 	c := pb.NewBoxServiceClient(conn)
 
-	res,err:=c.GetTerminableDaemonList(context.Background(),&empty.Empty{})
+	res,err:=c.GetTerminableWorkerList(context.Background(),&empty.Empty{})
 	if err!=nil{
 		log.Printf("getTerminatedDaemonList grpc error:%v",err)
 		logger.Printf("getTerminatedDaemonList grpc error:%v",err)
@@ -134,7 +134,7 @@ func SetRunnableDaemonInitialized(cmdPkg *pb.Command)error  {
 	}
 	defer conn.Close()
 	c := pb.NewBoxServiceClient(conn)
-	retCode,err:=c.SetDaemonInitialized(context.Background(),&wrps.Int32Value{Value: cmdPkg.Id})
+	retCode,err:=c.SetWorkerInitialized(context.Background(),&wrps.Int32Value{Value: cmdPkg.Id})
 	if err!=nil{
 		log.Printf("setDaemonInit grpc error:%v",err)
 		logger.Printf("setDaemonInit grpc error:%v",err)
@@ -158,7 +158,7 @@ func SetRunnableDaemonTerminated(cmdPkg *pb.Command)error{
 	}
 	defer conn.Close()
 	c := pb.NewBoxServiceClient(conn)
-	retCode,err:=c.SetDaemonTerminated(context.Background(),&wrps.Int32Value{Value: cmdPkg.Id})
+	retCode,err:=c.SetWorkerTerminated(context.Background(),&wrps.Int32Value{Value: cmdPkg.Id})
 	if err!=nil{
 		log.Printf("setDaemonTerminated grpc error:%v",err)
 		logger.Printf("setDaemonTerminated grpc error:%v",err)
diff --git a/src/main/main b/src/main/main
index 8cc6ae8e70a83c8f36a971ea6bf1b6aa800ce71f..41269159efcff4838d7ca3824e4700dc0719e39e 100755
Binary files a/src/main/main and b/src/main/main differ
diff --git a/src/main/main.go b/src/main/main.go
index 9bcf35b9ae9066b6f97ee04aa95833c7dd5d3254..f0c5ad6e662aa51452548a503ab9984409244efa 100644
--- a/src/main/main.go
+++ b/src/main/main.go
@@ -78,7 +78,7 @@ func main()  {
 					go func() {
 						err:=Instantiate(cmdPkg)
 						if err!=nil{
-							logger.Printf("Launch container failure:%v",err)
+							logger.Printf("Terminate container failure:%v",err)
 							return
 						}
 						err = SetRunnableDaemonTerminated(cmdPkg)
@@ -90,7 +90,7 @@ func main()  {
 				}
 			}
 		}
-		log.Println("Going to sleep for 2m")
+		log.Println("Going to sleep for 2min")
 		time.Sleep(time.Second*120)
 	}
 
diff --git a/src/scalebox/agent.pb.go b/src/scalebox/agent.pb.go
index c2b6c7d4b57af77aaa0c79a9ec46e0ef4441e4dc..68d20e3396e0d645a20b0bc8128894f020e2b059 100644
--- a/src/scalebox/agent.pb.go
+++ b/src/scalebox/agent.pb.go
@@ -31,7 +31,7 @@ type JobKey struct {
 	// qualified name of job
 	JobName string `protobuf:"bytes,1,opt,name=job_name,json=jobName,proto3" json:"job_name,omitempty"`
 	KeyText string `protobuf:"bytes,2,opt,name=key_text,json=keyText,proto3" json:"key_text,omitempty"`
-	SlotId  int32  `protobuf:"varint,3,opt,name=slot_id,json=slotId,proto3" json:"slot_id,omitempty"`
+	SlotId  int32  `protobuf:"varint,3,opt,name=slot_id,json=slotId,proto3" json:"slot_id,omitempty"` // OR worker_id ? job_id ?
 }
 
 func (x *JobKey) Reset() {
@@ -87,6 +87,70 @@ func (x *JobKey) GetSlotId() int32 {
 	return 0
 }
 
+type JobKeys struct {
+	state         protoimpl.MessageState
+	sizeCache     protoimpl.SizeCache
+	unknownFields protoimpl.UnknownFields
+
+	// qualified name of job
+	NextJobName  string   `protobuf:"bytes,1,opt,name=next_job_name,json=nextJobName,proto3" json:"next_job_name,omitempty"`
+	KeyTexts     []string `protobuf:"bytes,2,rep,name=key_texts,json=keyTexts,proto3" json:"key_texts,omitempty"`
+	CurrentJobId int32    `protobuf:"varint,3,opt,name=current_job_id,json=currentJobId,proto3" json:"current_job_id,omitempty"` // OR worker_id ?
+}
+
+func (x *JobKeys) Reset() {
+	*x = JobKeys{}
+	if protoimpl.UnsafeEnabled {
+		mi := &file_agent_proto_msgTypes[1]
+		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
+		ms.StoreMessageInfo(mi)
+	}
+}
+
+func (x *JobKeys) String() string {
+	return protoimpl.X.MessageStringOf(x)
+}
+
+func (*JobKeys) ProtoMessage() {}
+
+func (x *JobKeys) ProtoReflect() protoreflect.Message {
+	mi := &file_agent_proto_msgTypes[1]
+	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 JobKeys.ProtoReflect.Descriptor instead.
+func (*JobKeys) Descriptor() ([]byte, []int) {
+	return file_agent_proto_rawDescGZIP(), []int{1}
+}
+
+func (x *JobKeys) GetNextJobName() string {
+	if x != nil {
+		return x.NextJobName
+	}
+	return ""
+}
+
+func (x *JobKeys) GetKeyTexts() []string {
+	if x != nil {
+		return x.KeyTexts
+	}
+	return nil
+}
+
+func (x *JobKeys) GetCurrentJobId() int32 {
+	if x != nil {
+		return x.CurrentJobId
+	}
+	return 0
+}
+
 type TaskItem struct {
 	state         protoimpl.MessageState
 	sizeCache     protoimpl.SizeCache
@@ -99,7 +163,7 @@ type TaskItem struct {
 func (x *TaskItem) Reset() {
 	*x = TaskItem{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_agent_proto_msgTypes[1]
+		mi := &file_agent_proto_msgTypes[2]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -112,7 +176,7 @@ func (x *TaskItem) String() string {
 func (*TaskItem) ProtoMessage() {}
 
 func (x *TaskItem) ProtoReflect() protoreflect.Message {
-	mi := &file_agent_proto_msgTypes[1]
+	mi := &file_agent_proto_msgTypes[2]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -125,7 +189,7 @@ func (x *TaskItem) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TaskItem.ProtoReflect.Descriptor instead.
 func (*TaskItem) Descriptor() ([]byte, []int) {
-	return file_agent_proto_rawDescGZIP(), []int{1}
+	return file_agent_proto_rawDescGZIP(), []int{2}
 }
 
 func (x *TaskItem) GetId() int64 {
@@ -147,7 +211,7 @@ type Command struct {
 	sizeCache     protoimpl.SizeCache
 	unknownFields protoimpl.UnknownFields
 
-	// primary key of slot/daemon table
+	// primary key of slot/worker table
 	Id          int32  `protobuf:"varint,1,opt,name=id,proto3" json:"id,omitempty"`
 	Host        string `protobuf:"bytes,2,opt,name=host,proto3" json:"host,omitempty"`
 	CommandText string `protobuf:"bytes,3,opt,name=command_text,json=commandText,proto3" json:"command_text,omitempty"`
@@ -156,7 +220,7 @@ type Command struct {
 func (x *Command) Reset() {
 	*x = Command{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_agent_proto_msgTypes[2]
+		mi := &file_agent_proto_msgTypes[3]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -169,7 +233,7 @@ func (x *Command) String() string {
 func (*Command) ProtoMessage() {}
 
 func (x *Command) ProtoReflect() protoreflect.Message {
-	mi := &file_agent_proto_msgTypes[2]
+	mi := &file_agent_proto_msgTypes[3]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -182,7 +246,7 @@ func (x *Command) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use Command.ProtoReflect.Descriptor instead.
 func (*Command) Descriptor() ([]byte, []int) {
-	return file_agent_proto_rawDescGZIP(), []int{2}
+	return file_agent_proto_rawDescGZIP(), []int{3}
 }
 
 func (x *Command) GetId() int32 {
@@ -217,7 +281,7 @@ type CommandList struct {
 func (x *CommandList) Reset() {
 	*x = CommandList{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_agent_proto_msgTypes[3]
+		mi := &file_agent_proto_msgTypes[4]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -230,7 +294,7 @@ func (x *CommandList) String() string {
 func (*CommandList) ProtoMessage() {}
 
 func (x *CommandList) ProtoReflect() protoreflect.Message {
-	mi := &file_agent_proto_msgTypes[3]
+	mi := &file_agent_proto_msgTypes[4]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -243,7 +307,7 @@ func (x *CommandList) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use CommandList.ProtoReflect.Descriptor instead.
 func (*CommandList) Descriptor() ([]byte, []int) {
-	return file_agent_proto_rawDescGZIP(), []int{3}
+	return file_agent_proto_rawDescGZIP(), []int{4}
 }
 
 func (x *CommandList) GetCommand() []*Command {
@@ -276,7 +340,7 @@ type TaskExecMessage struct {
 func (x *TaskExecMessage) Reset() {
 	*x = TaskExecMessage{}
 	if protoimpl.UnsafeEnabled {
-		mi := &file_agent_proto_msgTypes[4]
+		mi := &file_agent_proto_msgTypes[5]
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		ms.StoreMessageInfo(mi)
 	}
@@ -289,7 +353,7 @@ func (x *TaskExecMessage) String() string {
 func (*TaskExecMessage) ProtoMessage() {}
 
 func (x *TaskExecMessage) ProtoReflect() protoreflect.Message {
-	mi := &file_agent_proto_msgTypes[4]
+	mi := &file_agent_proto_msgTypes[5]
 	if protoimpl.UnsafeEnabled && x != nil {
 		ms := protoimpl.X.MessageStateOf(protoimpl.Pointer(x))
 		if ms.LoadMessageInfo() == nil {
@@ -302,7 +366,7 @@ func (x *TaskExecMessage) ProtoReflect() protoreflect.Message {
 
 // Deprecated: Use TaskExecMessage.ProtoReflect.Descriptor instead.
 func (*TaskExecMessage) Descriptor() ([]byte, []int) {
-	return file_agent_proto_rawDescGZIP(), []int{4}
+	return file_agent_proto_rawDescGZIP(), []int{5}
 }
 
 func (x *TaskExecMessage) GetSlot() int32 {
@@ -411,104 +475,116 @@ var file_agent_proto_rawDesc = []byte{
 	0x09, 0x52, 0x07, 0x6a, 0x6f, 0x62, 0x4e, 0x61, 0x6d, 0x65, 0x12, 0x19, 0x0a, 0x08, 0x6b, 0x65,
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+	0x10, 0x63, 0x6e, 0x2e, 0x73, 0x63, 0x61, 0x6c, 0x65, 0x62, 0x6f, 0x78, 0x2e, 0x67, 0x70, 0x72,
+	0x63, 0x50, 0x01, 0x5a, 0x0b, 0x2e, 0x2f, 0x3b, 0x73, 0x63, 0x61, 0x6c, 0x65, 0x62, 0x6f, 0x78,
+	0x62, 0x06, 0x70, 0x72, 0x6f, 0x74, 0x6f, 0x33,
 }
 
 var (
@@ -523,50 +599,53 @@ func file_agent_proto_rawDescGZIP() []byte {
 	return file_agent_proto_rawDescData
 }
 
-var file_agent_proto_msgTypes = make([]protoimpl.MessageInfo, 5)
+var file_agent_proto_msgTypes = make([]protoimpl.MessageInfo, 6)
 var file_agent_proto_goTypes = []interface{}{
 	(*JobKey)(nil),              // 0: scalebox.JobKey
-	(*TaskItem)(nil),            // 1: scalebox.TaskItem
-	(*Command)(nil),             // 2: scalebox.Command
-	(*CommandList)(nil),         // 3: scalebox.CommandList
-	(*TaskExecMessage)(nil),     // 4: scalebox.TaskExecMessage
-	(*timestamp.Timestamp)(nil), // 5: google.protobuf.Timestamp
-	(*wrappers.Int32Value)(nil), // 6: google.protobuf.Int32Value
-	(*wrappers.Int64Value)(nil), // 7: google.protobuf.Int64Value
-	(*empty.Empty)(nil),         // 8: google.protobuf.Empty
+	(*JobKeys)(nil),             // 1: scalebox.JobKeys
+	(*TaskItem)(nil),            // 2: scalebox.TaskItem
+	(*Command)(nil),             // 3: scalebox.Command
+	(*CommandList)(nil),         // 4: scalebox.CommandList
+	(*TaskExecMessage)(nil),     // 5: scalebox.TaskExecMessage
+	(*timestamp.Timestamp)(nil), // 6: google.protobuf.Timestamp
+	(*wrappers.Int32Value)(nil), // 7: google.protobuf.Int32Value
+	(*wrappers.Int64Value)(nil), // 8: google.protobuf.Int64Value
+	(*empty.Empty)(nil),         // 9: google.protobuf.Empty
 }
 var file_agent_proto_depIdxs = []int32{
-	2,  // 0: scalebox.CommandList.command:type_name -> scalebox.Command
-	5,  // 1: scalebox.TaskExecMessage.t0:type_name -> google.protobuf.Timestamp
-	5,  // 2: scalebox.TaskExecMessage.t1:type_name -> google.protobuf.Timestamp
-	5,  // 3: scalebox.TaskExecMessage.t2:type_name -> google.protobuf.Timestamp
-	5,  // 4: scalebox.TaskExecMessage.t3:type_name -> google.protobuf.Timestamp
-	5,  // 5: scalebox.TaskExecMessage.t4:type_name -> google.protobuf.Timestamp
-	5,  // 6: scalebox.TaskExecMessage.time_arr:type_name -> google.protobuf.Timestamp
-	6,  // 7: scalebox.BoxService.GetNextTask:input_type -> google.protobuf.Int32Value
-	7,  // 8: scalebox.BoxService.SetTaskStarted:input_type -> google.protobuf.Int64Value
-	4,  // 9: scalebox.BoxService.SetTaskFinished:input_type -> scalebox.TaskExecMessage
-	6,  // 10: scalebox.BoxService.SetSlotTerminated:input_type -> google.protobuf.Int32Value
-	8,  // 11: scalebox.BoxService.GetRunnableSlotList:input_type -> google.protobuf.Empty
-	6,  // 12: scalebox.BoxService.SetSlotInitialized:input_type -> google.protobuf.Int32Value
-	8,  // 13: scalebox.BoxService.GetRunnableDaemonList:input_type -> google.protobuf.Empty
-	6,  // 14: scalebox.BoxService.SetDaemonInitialized:input_type -> google.protobuf.Int32Value
-	8,  // 15: scalebox.BoxService.GetTerminableDaemonList:input_type -> google.protobuf.Empty
-	6,  // 16: scalebox.BoxService.SetDaemonTerminated:input_type -> google.protobuf.Int32Value
+	3,  // 0: scalebox.CommandList.command:type_name -> scalebox.Command
+	6,  // 1: scalebox.TaskExecMessage.t0:type_name -> google.protobuf.Timestamp
+	6,  // 2: scalebox.TaskExecMessage.t1:type_name -> google.protobuf.Timestamp
+	6,  // 3: scalebox.TaskExecMessage.t2:type_name -> google.protobuf.Timestamp
+	6,  // 4: scalebox.TaskExecMessage.t3:type_name -> google.protobuf.Timestamp
+	6,  // 5: scalebox.TaskExecMessage.t4:type_name -> google.protobuf.Timestamp
+	6,  // 6: scalebox.TaskExecMessage.time_arr:type_name -> google.protobuf.Timestamp
+	7,  // 7: scalebox.BoxService.GetNextTask:input_type -> google.protobuf.Int32Value
+	8,  // 8: scalebox.BoxService.SetTaskStarted:input_type -> google.protobuf.Int64Value
+	5,  // 9: scalebox.BoxService.SetTaskFinished:input_type -> scalebox.TaskExecMessage
+	7,  // 10: scalebox.BoxService.SetSlotTerminated:input_type -> google.protobuf.Int32Value
+	9,  // 11: scalebox.BoxService.GetRunnableSlotList:input_type -> google.protobuf.Empty
+	7,  // 12: scalebox.BoxService.SetSlotInitialized:input_type -> google.protobuf.Int32Value
+	9,  // 13: scalebox.BoxService.GetRunnableWorkerList:input_type -> google.protobuf.Empty
+	7,  // 14: scalebox.BoxService.SetWorkerInitialized:input_type -> google.protobuf.Int32Value
+	9,  // 15: scalebox.BoxService.GetTerminableWorkerList:input_type -> google.protobuf.Empty
+	7,  // 16: scalebox.BoxService.SetWorkerTerminated:input_type -> google.protobuf.Int32Value
 	0,  // 17: scalebox.BoxService.SendToNextJob:input_type -> scalebox.JobKey
-	1,  // 18: scalebox.BoxService.GetNextTask:output_type -> scalebox.TaskItem
-	6,  // 19: scalebox.BoxService.SetTaskStarted:output_type -> google.protobuf.Int32Value
-	6,  // 20: scalebox.BoxService.SetTaskFinished:output_type -> google.protobuf.Int32Value
-	6,  // 21: scalebox.BoxService.SetSlotTerminated:output_type -> google.protobuf.Int32Value
-	3,  // 22: scalebox.BoxService.GetRunnableSlotList:output_type -> scalebox.CommandList
-	6,  // 23: scalebox.BoxService.SetSlotInitialized:output_type -> google.protobuf.Int32Value
-	3,  // 24: scalebox.BoxService.GetRunnableDaemonList:output_type -> scalebox.CommandList
-	6,  // 25: scalebox.BoxService.SetDaemonInitialized:output_type -> google.protobuf.Int32Value
-	3,  // 26: scalebox.BoxService.GetTerminableDaemonList:output_type -> scalebox.CommandList
-	6,  // 27: scalebox.BoxService.SetDaemonTerminated:output_type -> google.protobuf.Int32Value
-	6,  // 28: scalebox.BoxService.SendToNextJob:output_type -> google.protobuf.Int32Value
-	18, // [18:29] is the sub-list for method output_type
-	7,  // [7:18] is the sub-list for method input_type
+	1,  // 18: scalebox.BoxService.SendMessagesToNext:input_type -> scalebox.JobKeys
+	2,  // 19: scalebox.BoxService.GetNextTask:output_type -> scalebox.TaskItem
+	7,  // 20: scalebox.BoxService.SetTaskStarted:output_type -> google.protobuf.Int32Value
+	7,  // 21: scalebox.BoxService.SetTaskFinished:output_type -> google.protobuf.Int32Value
+	7,  // 22: scalebox.BoxService.SetSlotTerminated:output_type -> google.protobuf.Int32Value
+	4,  // 23: scalebox.BoxService.GetRunnableSlotList:output_type -> scalebox.CommandList
+	7,  // 24: scalebox.BoxService.SetSlotInitialized:output_type -> google.protobuf.Int32Value
+	4,  // 25: scalebox.BoxService.GetRunnableWorkerList:output_type -> scalebox.CommandList
+	7,  // 26: scalebox.BoxService.SetWorkerInitialized:output_type -> google.protobuf.Int32Value
+	4,  // 27: scalebox.BoxService.GetTerminableWorkerList:output_type -> scalebox.CommandList
+	7,  // 28: scalebox.BoxService.SetWorkerTerminated:output_type -> google.protobuf.Int32Value
+	7,  // 29: scalebox.BoxService.SendToNextJob:output_type -> google.protobuf.Int32Value
+	7,  // 30: scalebox.BoxService.SendMessagesToNext:output_type -> google.protobuf.Int32Value
+	19, // [19:31] is the sub-list for method output_type
+	7,  // [7:19] is the sub-list for method input_type
 	7,  // [7:7] is the sub-list for extension type_name
 	7,  // [7:7] is the sub-list for extension extendee
 	0,  // [0:7] is the sub-list for field type_name
@@ -591,7 +670,7 @@ func file_agent_proto_init() {
 			}
 		}
 		file_agent_proto_msgTypes[1].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*TaskItem); i {
+			switch v := v.(*JobKeys); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -603,7 +682,7 @@ func file_agent_proto_init() {
 			}
 		}
 		file_agent_proto_msgTypes[2].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*Command); i {
+			switch v := v.(*TaskItem); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -615,7 +694,7 @@ func file_agent_proto_init() {
 			}
 		}
 		file_agent_proto_msgTypes[3].Exporter = func(v interface{}, i int) interface{} {
-			switch v := v.(*CommandList); i {
+			switch v := v.(*Command); i {
 			case 0:
 				return &v.state
 			case 1:
@@ -627,6 +706,18 @@ func file_agent_proto_init() {
 			}
 		}
 		file_agent_proto_msgTypes[4].Exporter = func(v interface{}, i int) interface{} {
+			switch v := v.(*CommandList); i {
+			case 0:
+				return &v.state
+			case 1:
+				return &v.sizeCache
+			case 2:
+				return &v.unknownFields
+			default:
+				return nil
+			}
+		}
+		file_agent_proto_msgTypes[5].Exporter = func(v interface{}, i int) interface{} {
 			switch v := v.(*TaskExecMessage); i {
 			case 0:
 				return &v.state
@@ -645,7 +736,7 @@ func file_agent_proto_init() {
 			GoPackagePath: reflect.TypeOf(x{}).PkgPath(),
 			RawDescriptor: file_agent_proto_rawDesc,
 			NumEnums:      0,
-			NumMessages:   5,
+			NumMessages:   6,
 			NumExtensions: 0,
 			NumServices:   1,
 		},
diff --git a/src/scalebox/agent.proto b/src/scalebox/agent.proto
index 999f4c6a3698077141055c6532fcac22a9df5a15..a0b14bd290078aee6c2fb51d65df1ca1e884e176 100644
--- a/src/scalebox/agent.proto
+++ b/src/scalebox/agent.proto
@@ -48,21 +48,21 @@ service BoxService {
   //  slot: 'READY' -> 'ON'
   rpc SetSlotInitialized(google.protobuf.Int32Value) returns (google.protobuf.Int32Value);
 
-  //  job:'RUNNING' && daemon:'PAUSED'
-  rpc GetRunnableDaemonList(google.protobuf.Empty) returns (CommandList);
+  //  job:'RUNNING' && worker:'PAUSED'
+  rpc GetRunnableWorkerList(google.protobuf.Empty) returns (CommandList);
 
-  //  input : daemon id
-  //  return : ret_code : 0(OK), -1(daemon NOT FOUND), -2(daemon WRONG STATUS)
-  //  daemon: 'PAUSED' -> 'RUNNING'
-  rpc SetDaemonInitialized(google.protobuf.Int32Value) returns (google.protobuf.Int32Value);
+  //  input : worker id
+  //  return : ret_code : 0(OK), -1(worker NOT FOUND), -2(worker WRONG STATUS)
+  //  worker: 'PAUSED' -> 'RUNNING'
+  rpc SetWorkerInitialized(google.protobuf.Int32Value) returns (google.protobuf.Int32Value);
 
-  //  job:'PAUSED' && daemon:'RUNNING'
-  rpc GetTerminableDaemonList(google.protobuf.Empty) returns (CommandList);
+  //  job:'PAUSED' && worker:'RUNNING'
+  rpc GetTerminableWorkerList(google.protobuf.Empty) returns (CommandList);
 
-  //  input : daemon id, return ret_code;
-  //  return : ret_code : 0(OK), -1(daemon NOT FOUND), -2(daemon WRONG STATUS)
-  //  daemon : 'RUNNING' -> 'PAUSED'
-  rpc SetDaemonTerminated(google.protobuf.Int32Value) returns (google.protobuf.Int32Value);
+  //  input : worker id, return ret_code;
+  //  return : ret_code : 0(OK), -1(worker NOT FOUND), -2(worker WRONG STATUS)
+  //  worker : 'RUNNING' -> 'PAUSED'
+  rpc SetWorkerTerminated(google.protobuf.Int32Value) returns (google.protobuf.Int32Value);
 
   // //////////////////////////////////////////////////////////////////
   //      app client , called by user app.
@@ -72,6 +72,8 @@ service BoxService {
   //  return : ret_code : 0(OK), -1(job NOT FOUND)
   //  task_status_code : 'INITIAL'/-9
   rpc SendToNextJob(JobKey) returns (google.protobuf.Int32Value);
+
+  rpc SendMessagesToNext(JobKeys) returns (google.protobuf.Int32Value);
 }
 
 message JobKey {
@@ -79,6 +81,15 @@ message JobKey {
   string job_name=1;
   string key_text=2;
   int32 slot_id=3;
+  // OR worker_id ? job_id ?
+}
+
+message JobKeys {
+  // qualified name of job
+  string next_job_name=1;
+  repeated string key_texts=2;
+  int32 current_job_id=3;
+  // OR worker_id ?
 }
 
 message TaskItem {
@@ -87,7 +98,7 @@ message TaskItem {
 }
 
 message Command {
-  // primary key of slot/daemon table
+  // primary key of slot/worker table
   int32 id=1;
   string host=2;
   string command_text=3;
diff --git a/src/scalebox/agent_grpc.pb.go b/src/scalebox/agent_grpc.pb.go
index 15e5867f4598e8e0fd32647888a672dfb1b4e2ce..c716634ae312a55474ba8b3a598d83812641a9d0 100644
--- a/src/scalebox/agent_grpc.pb.go
+++ b/src/scalebox/agent_grpc.pb.go
@@ -44,22 +44,23 @@ type BoxServiceClient interface {
 	//  return : ret_code : 0(OK), -1(slot NOT FOUND), -2(slot WRONG STATUS)
 	//  slot: 'READY' -> 'ON'
 	SetSlotInitialized(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error)
-	//  job:'RUNNING' && daemon:'PAUSED'
-	GetRunnableDaemonList(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*CommandList, error)
-	//  input : daemon id
-	//  return : ret_code : 0(OK), -1(daemon NOT FOUND), -2(daemon WRONG STATUS)
-	//  daemon: 'PAUSED' -> 'RUNNING'
-	SetDaemonInitialized(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error)
-	//  job:'PAUSED' && daemon:'RUNNING'
-	GetTerminableDaemonList(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*CommandList, error)
-	//  input : daemon id, return ret_code;
-	//  return : ret_code : 0(OK), -1(daemon NOT FOUND), -2(daemon WRONG STATUS)
-	//  daemon : 'RUNNING' -> 'PAUSED'
-	SetDaemonTerminated(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error)
+	//  job:'RUNNING' && worker:'PAUSED'
+	GetRunnableWorkerList(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*CommandList, error)
+	//  input : worker id
+	//  return : ret_code : 0(OK), -1(worker NOT FOUND), -2(worker WRONG STATUS)
+	//  worker: 'PAUSED' -> 'RUNNING'
+	SetWorkerInitialized(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error)
+	//  job:'PAUSED' && worker:'RUNNING'
+	GetTerminableWorkerList(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*CommandList, error)
+	//  input : worker id, return ret_code;
+	//  return : ret_code : 0(OK), -1(worker NOT FOUND), -2(worker WRONG STATUS)
+	//  worker : 'RUNNING' -> 'PAUSED'
+	SetWorkerTerminated(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error)
 	//  send task-key to next job in current pipeline
 	//  return : ret_code : 0(OK), -1(job NOT FOUND)
 	//  task_status_code : 'INITIAL'/-9
 	SendToNextJob(ctx context.Context, in *JobKey, opts ...grpc.CallOption) (*wrappers.Int32Value, error)
+	SendMessagesToNext(ctx context.Context, in *JobKeys, opts ...grpc.CallOption) (*wrappers.Int32Value, error)
 }
 
 type boxServiceClient struct {
@@ -124,36 +125,36 @@ func (c *boxServiceClient) SetSlotInitialized(ctx context.Context, in *wrappers.
 	return out, nil
 }
 
-func (c *boxServiceClient) GetRunnableDaemonList(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*CommandList, error) {
+func (c *boxServiceClient) GetRunnableWorkerList(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*CommandList, error) {
 	out := new(CommandList)
-	err := c.cc.Invoke(ctx, "/scalebox.BoxService/GetRunnableDaemonList", in, out, opts...)
+	err := c.cc.Invoke(ctx, "/scalebox.BoxService/GetRunnableWorkerList", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
 	return out, nil
 }
 
-func (c *boxServiceClient) SetDaemonInitialized(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error) {
+func (c *boxServiceClient) SetWorkerInitialized(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error) {
 	out := new(wrappers.Int32Value)
-	err := c.cc.Invoke(ctx, "/scalebox.BoxService/SetDaemonInitialized", in, out, opts...)
+	err := c.cc.Invoke(ctx, "/scalebox.BoxService/SetWorkerInitialized", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
 	return out, nil
 }
 
-func (c *boxServiceClient) GetTerminableDaemonList(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*CommandList, error) {
+func (c *boxServiceClient) GetTerminableWorkerList(ctx context.Context, in *empty.Empty, opts ...grpc.CallOption) (*CommandList, error) {
 	out := new(CommandList)
-	err := c.cc.Invoke(ctx, "/scalebox.BoxService/GetTerminableDaemonList", in, out, opts...)
+	err := c.cc.Invoke(ctx, "/scalebox.BoxService/GetTerminableWorkerList", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
 	return out, nil
 }
 
-func (c *boxServiceClient) SetDaemonTerminated(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error) {
+func (c *boxServiceClient) SetWorkerTerminated(ctx context.Context, in *wrappers.Int32Value, opts ...grpc.CallOption) (*wrappers.Int32Value, error) {
 	out := new(wrappers.Int32Value)
-	err := c.cc.Invoke(ctx, "/scalebox.BoxService/SetDaemonTerminated", in, out, opts...)
+	err := c.cc.Invoke(ctx, "/scalebox.BoxService/SetWorkerTerminated", in, out, opts...)
 	if err != nil {
 		return nil, err
 	}
@@ -169,6 +170,15 @@ func (c *boxServiceClient) SendToNextJob(ctx context.Context, in *JobKey, opts .
 	return out, nil
 }
 
+func (c *boxServiceClient) SendMessagesToNext(ctx context.Context, in *JobKeys, opts ...grpc.CallOption) (*wrappers.Int32Value, error) {
+	out := new(wrappers.Int32Value)
+	err := c.cc.Invoke(ctx, "/scalebox.BoxService/SendMessagesToNext", in, out, opts...)
+	if err != nil {
+		return nil, err
+	}
+	return out, nil
+}
+
 // BoxServiceServer is the server API for BoxService service.
 // All implementations must embed UnimplementedBoxServiceServer
 // for forward compatibility
@@ -197,22 +207,23 @@ type BoxServiceServer interface {
 	//  return : ret_code : 0(OK), -1(slot NOT FOUND), -2(slot WRONG STATUS)
 	//  slot: 'READY' -> 'ON'
 	SetSlotInitialized(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error)
-	//  job:'RUNNING' && daemon:'PAUSED'
-	GetRunnableDaemonList(context.Context, *empty.Empty) (*CommandList, error)
-	//  input : daemon id
-	//  return : ret_code : 0(OK), -1(daemon NOT FOUND), -2(daemon WRONG STATUS)
-	//  daemon: 'PAUSED' -> 'RUNNING'
-	SetDaemonInitialized(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error)
-	//  job:'PAUSED' && daemon:'RUNNING'
-	GetTerminableDaemonList(context.Context, *empty.Empty) (*CommandList, error)
-	//  input : daemon id, return ret_code;
-	//  return : ret_code : 0(OK), -1(daemon NOT FOUND), -2(daemon WRONG STATUS)
-	//  daemon : 'RUNNING' -> 'PAUSED'
-	SetDaemonTerminated(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error)
+	//  job:'RUNNING' && worker:'PAUSED'
+	GetRunnableWorkerList(context.Context, *empty.Empty) (*CommandList, error)
+	//  input : worker id
+	//  return : ret_code : 0(OK), -1(worker NOT FOUND), -2(worker WRONG STATUS)
+	//  worker: 'PAUSED' -> 'RUNNING'
+	SetWorkerInitialized(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error)
+	//  job:'PAUSED' && worker:'RUNNING'
+	GetTerminableWorkerList(context.Context, *empty.Empty) (*CommandList, error)
+	//  input : worker id, return ret_code;
+	//  return : ret_code : 0(OK), -1(worker NOT FOUND), -2(worker WRONG STATUS)
+	//  worker : 'RUNNING' -> 'PAUSED'
+	SetWorkerTerminated(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error)
 	//  send task-key to next job in current pipeline
 	//  return : ret_code : 0(OK), -1(job NOT FOUND)
 	//  task_status_code : 'INITIAL'/-9
 	SendToNextJob(context.Context, *JobKey) (*wrappers.Int32Value, error)
+	SendMessagesToNext(context.Context, *JobKeys) (*wrappers.Int32Value, error)
 	mustEmbedUnimplementedBoxServiceServer()
 }
 
@@ -238,21 +249,24 @@ func (UnimplementedBoxServiceServer) GetRunnableSlotList(context.Context, *empty
 func (UnimplementedBoxServiceServer) SetSlotInitialized(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method SetSlotInitialized not implemented")
 }
-func (UnimplementedBoxServiceServer) GetRunnableDaemonList(context.Context, *empty.Empty) (*CommandList, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method GetRunnableDaemonList not implemented")
+func (UnimplementedBoxServiceServer) GetRunnableWorkerList(context.Context, *empty.Empty) (*CommandList, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetRunnableWorkerList not implemented")
 }
-func (UnimplementedBoxServiceServer) SetDaemonInitialized(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method SetDaemonInitialized not implemented")
+func (UnimplementedBoxServiceServer) SetWorkerInitialized(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SetWorkerInitialized not implemented")
 }
-func (UnimplementedBoxServiceServer) GetTerminableDaemonList(context.Context, *empty.Empty) (*CommandList, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method GetTerminableDaemonList not implemented")
+func (UnimplementedBoxServiceServer) GetTerminableWorkerList(context.Context, *empty.Empty) (*CommandList, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method GetTerminableWorkerList not implemented")
 }
-func (UnimplementedBoxServiceServer) SetDaemonTerminated(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error) {
-	return nil, status.Errorf(codes.Unimplemented, "method SetDaemonTerminated not implemented")
+func (UnimplementedBoxServiceServer) SetWorkerTerminated(context.Context, *wrappers.Int32Value) (*wrappers.Int32Value, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SetWorkerTerminated not implemented")
 }
 func (UnimplementedBoxServiceServer) SendToNextJob(context.Context, *JobKey) (*wrappers.Int32Value, error) {
 	return nil, status.Errorf(codes.Unimplemented, "method SendToNextJob not implemented")
 }
+func (UnimplementedBoxServiceServer) SendMessagesToNext(context.Context, *JobKeys) (*wrappers.Int32Value, error) {
+	return nil, status.Errorf(codes.Unimplemented, "method SendMessagesToNext not implemented")
+}
 func (UnimplementedBoxServiceServer) mustEmbedUnimplementedBoxServiceServer() {}
 
 // UnsafeBoxServiceServer may be embedded to opt out of forward compatibility for this service.
@@ -374,74 +388,74 @@ func _BoxService_SetSlotInitialized_Handler(srv interface{}, ctx context.Context
 	return interceptor(ctx, in, info, handler)
 }
 
-func _BoxService_GetRunnableDaemonList_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+func _BoxService_GetRunnableWorkerList_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(empty.Empty)
 	if err := dec(in); err != nil {
 		return nil, err
 	}
 	if interceptor == nil {
-		return srv.(BoxServiceServer).GetRunnableDaemonList(ctx, in)
+		return srv.(BoxServiceServer).GetRunnableWorkerList(ctx, in)
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: "/scalebox.BoxService/GetRunnableDaemonList",
+		FullMethod: "/scalebox.BoxService/GetRunnableWorkerList",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(BoxServiceServer).GetRunnableDaemonList(ctx, req.(*empty.Empty))
+		return srv.(BoxServiceServer).GetRunnableWorkerList(ctx, req.(*empty.Empty))
 	}
 	return interceptor(ctx, in, info, handler)
 }
 
-func _BoxService_SetDaemonInitialized_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+func _BoxService_SetWorkerInitialized_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(wrappers.Int32Value)
 	if err := dec(in); err != nil {
 		return nil, err
 	}
 	if interceptor == nil {
-		return srv.(BoxServiceServer).SetDaemonInitialized(ctx, in)
+		return srv.(BoxServiceServer).SetWorkerInitialized(ctx, in)
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: "/scalebox.BoxService/SetDaemonInitialized",
+		FullMethod: "/scalebox.BoxService/SetWorkerInitialized",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(BoxServiceServer).SetDaemonInitialized(ctx, req.(*wrappers.Int32Value))
+		return srv.(BoxServiceServer).SetWorkerInitialized(ctx, req.(*wrappers.Int32Value))
 	}
 	return interceptor(ctx, in, info, handler)
 }
 
-func _BoxService_GetTerminableDaemonList_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+func _BoxService_GetTerminableWorkerList_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(empty.Empty)
 	if err := dec(in); err != nil {
 		return nil, err
 	}
 	if interceptor == nil {
-		return srv.(BoxServiceServer).GetTerminableDaemonList(ctx, in)
+		return srv.(BoxServiceServer).GetTerminableWorkerList(ctx, in)
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: "/scalebox.BoxService/GetTerminableDaemonList",
+		FullMethod: "/scalebox.BoxService/GetTerminableWorkerList",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(BoxServiceServer).GetTerminableDaemonList(ctx, req.(*empty.Empty))
+		return srv.(BoxServiceServer).GetTerminableWorkerList(ctx, req.(*empty.Empty))
 	}
 	return interceptor(ctx, in, info, handler)
 }
 
-func _BoxService_SetDaemonTerminated_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+func _BoxService_SetWorkerTerminated_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
 	in := new(wrappers.Int32Value)
 	if err := dec(in); err != nil {
 		return nil, err
 	}
 	if interceptor == nil {
-		return srv.(BoxServiceServer).SetDaemonTerminated(ctx, in)
+		return srv.(BoxServiceServer).SetWorkerTerminated(ctx, in)
 	}
 	info := &grpc.UnaryServerInfo{
 		Server:     srv,
-		FullMethod: "/scalebox.BoxService/SetDaemonTerminated",
+		FullMethod: "/scalebox.BoxService/SetWorkerTerminated",
 	}
 	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
-		return srv.(BoxServiceServer).SetDaemonTerminated(ctx, req.(*wrappers.Int32Value))
+		return srv.(BoxServiceServer).SetWorkerTerminated(ctx, req.(*wrappers.Int32Value))
 	}
 	return interceptor(ctx, in, info, handler)
 }
@@ -464,6 +478,24 @@ func _BoxService_SendToNextJob_Handler(srv interface{}, ctx context.Context, dec
 	return interceptor(ctx, in, info, handler)
 }
 
+func _BoxService_SendMessagesToNext_Handler(srv interface{}, ctx context.Context, dec func(interface{}) error, interceptor grpc.UnaryServerInterceptor) (interface{}, error) {
+	in := new(JobKeys)
+	if err := dec(in); err != nil {
+		return nil, err
+	}
+	if interceptor == nil {
+		return srv.(BoxServiceServer).SendMessagesToNext(ctx, in)
+	}
+	info := &grpc.UnaryServerInfo{
+		Server:     srv,
+		FullMethod: "/scalebox.BoxService/SendMessagesToNext",
+	}
+	handler := func(ctx context.Context, req interface{}) (interface{}, error) {
+		return srv.(BoxServiceServer).SendMessagesToNext(ctx, req.(*JobKeys))
+	}
+	return interceptor(ctx, in, info, handler)
+}
+
 // BoxService_ServiceDesc is the grpc.ServiceDesc for BoxService service.
 // It's only intended for direct use with grpc.RegisterService,
 // and not to be introspected or modified (even as a copy)
@@ -496,25 +528,29 @@ var BoxService_ServiceDesc = grpc.ServiceDesc{
 			Handler:    _BoxService_SetSlotInitialized_Handler,
 		},
 		{
-			MethodName: "GetRunnableDaemonList",
-			Handler:    _BoxService_GetRunnableDaemonList_Handler,
+			MethodName: "GetRunnableWorkerList",
+			Handler:    _BoxService_GetRunnableWorkerList_Handler,
 		},
 		{
-			MethodName: "SetDaemonInitialized",
-			Handler:    _BoxService_SetDaemonInitialized_Handler,
+			MethodName: "SetWorkerInitialized",
+			Handler:    _BoxService_SetWorkerInitialized_Handler,
 		},
 		{
-			MethodName: "GetTerminableDaemonList",
-			Handler:    _BoxService_GetTerminableDaemonList_Handler,
+			MethodName: "GetTerminableWorkerList",
+			Handler:    _BoxService_GetTerminableWorkerList_Handler,
 		},
 		{
-			MethodName: "SetDaemonTerminated",
-			Handler:    _BoxService_SetDaemonTerminated_Handler,
+			MethodName: "SetWorkerTerminated",
+			Handler:    _BoxService_SetWorkerTerminated_Handler,
 		},
 		{
 			MethodName: "SendToNextJob",
 			Handler:    _BoxService_SendToNextJob_Handler,
 		},
+		{
+			MethodName: "SendMessagesToNext",
+			Handler:    _BoxService_SendMessagesToNext_Handler,
+		},
 	},
 	Streams:  []grpc.StreamDesc{},
 	Metadata: "agent.proto",
diff --git a/src/shells/makefile b/src/shells/makefile
index 1b789fbc72ab7aa0f482a5dbeae2d4fdc4c0f9a2..ea288a27d83258f460f6ad3c95c580e48e244f12 100644
--- a/src/shells/makefile
+++ b/src/shells/makefile
@@ -9,3 +9,5 @@ down:
 	docker stop test-box-server
 	docker stop test-box-db 
 	docker rm test-box-server
+generate:
+	protoc --go_out=. --go-grpc_out=. ./agent.proto
\ No newline at end of file