71 lines
1.3 KiB
Go
71 lines
1.3 KiB
Go
package rpc
|
|
|
|
import (
|
|
"github.com/mitchellh/packer/packer"
|
|
"net/rpc"
|
|
)
|
|
|
|
// An implementation of packer.Ui where the Ui is actually executed
|
|
// over an RPC connection.
|
|
type Ui struct {
|
|
client *rpc.Client
|
|
}
|
|
|
|
// UiServer wraps a packer.Ui implementation and makes it exportable
|
|
// as part of a Golang RPC server.
|
|
type UiServer struct {
|
|
ui packer.Ui
|
|
}
|
|
|
|
func (u *Ui) Ask(query string) string {
|
|
var result string
|
|
if err := u.client.Call("Ui.Ask", query, &result); err != nil {
|
|
panic(err)
|
|
}
|
|
|
|
return result
|
|
}
|
|
|
|
func (u *Ui) Error(message string) {
|
|
if err := u.client.Call("Ui.Error", message, new(interface{})); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
|
|
func (u *Ui) Message(message string) {
|
|
if err := u.client.Call("Ui.Message", message, new(interface{})); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
|
|
func (u *Ui) Say(message string) {
|
|
if err := u.client.Call("Ui.Say", message, new(interface{})); err != nil {
|
|
panic(err)
|
|
}
|
|
}
|
|
|
|
func (u *UiServer) Ask(query string, reply *string) error {
|
|
*reply = u.ui.Ask(query)
|
|
return nil
|
|
}
|
|
|
|
func (u *UiServer) Error(message *string, reply *interface{}) error {
|
|
u.ui.Error(*message)
|
|
|
|
*reply = nil
|
|
return nil
|
|
}
|
|
|
|
func (u *UiServer) Message(message *string, reply *interface{}) error {
|
|
u.ui.Message(*message)
|
|
*reply = nil
|
|
return nil
|
|
}
|
|
|
|
func (u *UiServer) Say(message *string, reply *interface{}) error {
|
|
u.ui.Say(*message)
|
|
|
|
*reply = nil
|
|
return nil
|
|
}
|