package qemu import ( "log" "github.com/hashicorp/packer/helper/multistep" ) func commHost(host string) func(multistep.StateBag) (string, error) { return func(state multistep.StateBag) (string, error) { if host != "" { log.Printf("Using host value: %s", host) return host, nil } return "127.0.0.1", nil } } func commPort(state multistep.StateBag) (int, error) { sshHostPort := state.Get("sshHostPort").(int) return int(sshHostPort), nil }