authn

type AccountInfo interface {
	// Name returns the name that uniquely identifies this user among all other
	// active users.
	Name() string

	// UID returns a unique value for a particular account that will change if
	// the account is removed from the system and another account is added with
	// the same name.
	UID() string

	// Groups returns the names of the groups the user is a member of.
	Groups() []string
}

type TokenAuthenticator interface {
	AuthenticateToken(token string) (AccountInfo, bool, error)
}