Use `PublicIp` for communicator

builder/ncloud/builder.go

@@ -47,8 +47,10 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 			NewStepGetRootPassword(conn, ui),
 			NewStepCreatePublicIPInstance(conn, ui, b.config),
 			&communicator.StepConnectSSH{
-				Config:    &b.config.Comm,
-				Host:      SSHHost,
+				Config: &b.config.Comm,
+				Host: func(stateBag multistep.StateBag) (string, error) {
+					return stateBag.Get("PublicIP").(string), nil
+				},
 				SSHConfig: SSHConfig(b.config.Comm.SSHUsername),
 			},
 			&common.StepProvision{},
@@ -68,7 +70,7 @@ func (b *Builder) Run(ui packer.Ui, hook packer.Hook, cache packer.Cache) (packe
 			&communicator.StepConnectWinRM{
 				Config: &b.config.Comm,
 				Host: func(stateBag multistep.StateBag) (string, error) {
-					return stateBag.Get("WinRMHost").(string), nil
+					return stateBag.Get("PublicIP").(string), nil
 				},
 				WinRMConfig: func(state multistep.StateBag) (*communicator.WinRMConfig, error) {
 					return &communicator.WinRMConfig{

builder/ncloud/ssh.go

@@ -6,11 +6,6 @@ import (
 	"golang.org/x/crypto/ssh"
 )
 
-func SSHHost(state multistep.StateBag) (string, error) {
-	host := state.Get("SSHHost").(string)
-	return host, nil
-}
-
 // SSHConfig returns a function that can be used for the SSH communicator
 // config for connecting to the specified host via SSH
 func SSHConfig(username string) func(multistep.StateBag) (*ssh.ClientConfig, error) {

builder/ncloud/step_create_public_ip_instance.go

@@ -91,13 +91,7 @@ func (s *StepCreatePublicIPInstance) Run(state multistep.StateBag) multistep.Ste
 
 	publicIPInstance, err := s.CreatePublicIPInstance(serverInstanceNo)
 	if err == nil {
-		switch s.Config.Comm.Type {
-		case "ssh":
-			state.Put("SSHHost", publicIPInstance.PublicIP)
-		case "winrm":
-			state.Put("WinRMHost", publicIPInstance.PublicIP)
-		}
-
+		state.Put("PublicIP", publicIPInstance.PublicIP)
 		state.Put("PublicIPInstance", publicIPInstance)
 	}