added initial typing of forwarders, now only tcp

cmd/minilbctl/forwarder/createforw.go

@@ -12,6 +12,7 @@ import (
 
 type CreateForwarderParams struct {
 	Hostname  string
+	Type      string
 	Lport     uint32
 	Dport     uint32
 	Addresses []string
@@ -39,6 +40,7 @@ func (tool *Tool) createForwarder(params *CreateForwarderParams) (*CreateForward
 	defer conn.Close()
 	ctx, _ := context.WithTimeout(context.Background(), 1*time.Second)
 	opReq := &mlbctl.CreateForwarderParams{
+		Type:         params.Type,
 		Lport:        params.Lport,
 		Dport:        params.Dport,
 		Destinations: params.Addresses,

cmd/minilbctl/forwarder/deleteforw.go

@@ -12,6 +12,7 @@ import (
 
 type DeleteForwarderParams struct {
 	Hostname string
+	Type     string
 	Lport    uint32
 }
 type DeleteForwarderResult struct{}
@@ -37,6 +38,7 @@ func (tool *Tool) deleteForwarder(params *DeleteForwarderParams) (*DeleteForward
 	defer conn.Close()
 	ctx, _ := context.WithTimeout(context.Background(), 1*time.Second)
 	opReq := &mlbctl.DeleteForwarderParams{
+		Type:  params.Type,
 		Lport: params.Lport,
 	}
 	_, err = cli.DeleteForwarder(ctx, opReq)

cmd/minilbctl/forwarder/forwcmd.go

@@ -35,9 +35,11 @@ func NewTool() *Tool {
 		Short: "Create forwarder",
 		Run:   tool.CreateForwarder,
 	}
+	createForwarderCmd.Flags().StringVarP(&tool.createForwarderParams.Type, "type", "T", "tcp", "Type of forwarding: tcp")
 	createForwarderCmd.Flags().Uint32VarP(&tool.createForwarderParams.Lport, "lport", "L", 0, "Listening port")
 	createForwarderCmd.Flags().Uint32VarP(&tool.createForwarderParams.Dport, "dport", "D", 0, "Destination port")
 	createForwarderCmd.Flags().StringArrayVarP(&tool.createForwarderParams.Addresses, "dests", "A", []string{}, "Destination address list")
+	createForwarderCmd.MarkFlagRequired("type")
 	createForwarderCmd.MarkFlagRequired("lport")
 	createForwarderCmd.MarkFlagRequired("dport")
 	createForwarderCmd.MarkFlagRequired("dests")
@@ -49,8 +51,10 @@ func NewTool() *Tool {
 		Short: "Delete forwarder",
 		Run:   tool.DeleteForwarder,
 	}
+	deleteForwarderCmd.Flags().StringVarP(&tool.deleteForwarderParams.Type, "type", "T", "tcp", "Forwarder type: tcp")
 	deleteForwarderCmd.Flags().Uint32VarP(&tool.deleteForwarderParams.Lport, "lport", "L", 0, "Listening port")
 	deleteForwarderCmd.MarkFlagRequired("lport")
+	deleteForwarderCmd.MarkFlagRequired("type")
 	tool.cmd.AddCommand(deleteForwarderCmd)
 
 	return tool