package digitalocean import ( "fmt" "golang.org/x/crypto/ssh" "github.com/hashicorp/packer/helper/multistep" ) func commHost(state multistep.StateBag) (string, error) { ipAddress := state.Get("droplet_ip").(string) return ipAddress, nil } func sshConfig(state multistep.StateBag) (*ssh.ClientConfig, error) { config := state.Get("config").(Config) privateKey := state.Get("privateKey").(string) signer, err := ssh.ParsePrivateKey([]byte(privateKey)) if err != nil { return nil, fmt.Errorf("Error setting up SSH config: %s", err) } return &ssh.ClientConfig{ User: config.Comm.SSHUsername, Auth: []ssh.AuthMethod{ ssh.PublicKeys(signer), }, HostKeyCallback: ssh.InsecureIgnoreHostKey(), }, nil }