package docker import ( "fmt" "io/ioutil" "github.com/hashicorp/packer/communicator/ssh" "github.com/hashicorp/packer/helper/communicator" "github.com/hashicorp/packer/helper/multistep" gossh "golang.org/x/crypto/ssh" ) func commHost(state multistep.StateBag) (string, error) { containerId := state.Get("container_id").(string) driver := state.Get("driver").(Driver) return driver.IPAddress(containerId) } func sshConfig(comm *communicator.Config) func(state multistep.StateBag) (*gossh.ClientConfig, error) { return func(state multistep.StateBag) (*gossh.ClientConfig, error) { if comm.SSHPrivateKey != "" { // key based auth bytes, err := ioutil.ReadFile(comm.SSHPrivateKey) if err != nil { return nil, fmt.Errorf("Error setting up SSH config: %s", err) } privateKey := string(bytes) signer, err := gossh.ParsePrivateKey([]byte(privateKey)) if err != nil { return nil, fmt.Errorf("Error setting up SSH config: %s", err) } return &gossh.ClientConfig{ User: comm.SSHUsername, Auth: []gossh.AuthMethod{ gossh.PublicKeys(signer), }, HostKeyCallback: gossh.InsecureIgnoreHostKey(), }, nil } else { // password based auth return &gossh.ClientConfig{ User: comm.SSHUsername, Auth: []gossh.AuthMethod{ gossh.Password(comm.SSHPassword), gossh.KeyboardInteractive( ssh.PasswordKeyboardInteractive(comm.SSHPassword)), }, HostKeyCallback: gossh.InsecureIgnoreHostKey(), }, nil } } }