func Login(login LoginFunc, getter PasswordGetter, keyringService, keyringUser, initialPrompt, failPrefix string) error
type LoginFunc func(string) (bool, error)
Interface for some means of getting a password from the user (or another source)
type PasswordGetter interface {
// Print the given prompt and retrieve a password. May return io.EOF if the
// user cancels the prompt.
GetPasswd(prompt string) (string, error)
}
A default password getter using stdin/stderr
type PasswordPrompt struct{}
func (PasswordPrompt) GetPasswd(prompt string) (string, error)