builder/scaleway: support password auth

builder/scaleway/ssh.go

@@ -2,9 +2,10 @@ package scaleway
 
 import (
 	"fmt"
-	"golang.org/x/crypto/ssh"
 
+	packerssh "github.com/hashicorp/packer/communicator/ssh"
 	"github.com/mitchellh/multistep"
+	"golang.org/x/crypto/ssh"
 )
 
 func commHost(state multistep.StateBag) (string, error) {
@@ -14,17 +15,32 @@ func commHost(state multistep.StateBag) (string, error) {
 
 func sshConfig(state multistep.StateBag) (*ssh.ClientConfig, error) {
 	config := state.Get("config").(Config)
-	privateKey := state.Get("privateKey").(string)
+	var privateKey string
 
-	signer, err := ssh.ParsePrivateKey([]byte(privateKey))
-	if err != nil {
-		return nil, fmt.Errorf("Error setting up SSH config: %s", err)
+	var auth []ssh.AuthMethod
+
+	if config.Comm.SSHPassword != "" {
+		auth = []ssh.AuthMethod{
+			ssh.Password(config.Comm.SSHPassword),
+			ssh.KeyboardInteractive(
+				packerssh.PasswordKeyboardInteractive(config.Comm.SSHPassword)),
+		}
+	}
+
+	if config.Comm.SSHPrivateKey != "" {
+		if priv, ok := state.GetOk("privateKey"); ok {
+			privateKey = priv.(string)
+		}
+		signer, err := ssh.ParsePrivateKey([]byte(privateKey))
+		if err != nil {
+			return nil, fmt.Errorf("Error setting up SSH config: %s", err)
+		}
+		auth = append(auth, ssh.PublicKeys(signer))
 	}
 
 	return &ssh.ClientConfig{
-		User: config.Comm.SSHUsername,
-		Auth: []ssh.AuthMethod{
-			ssh.PublicKeys(signer),
-		},
+		User:            config.Comm.SSHUsername,
+		Auth:            auth,
+		HostKeyCallback: ssh.InsecureIgnoreHostKey(),
 	}, nil
 }