osauth

type OSAuth struct{}

type OSAuther interface {
	AuthUser(username, password string) bool
	AuthUserFromShadow(username, password string, shadow io.Reader) bool
	VerifyPasswordHash(hash, password string) bool
	LookupUser(username string) *User
	LookupUserFromPasswd(username string, passwd io.Reader) (*User, error)
}

type ShadowEntry struct {
	Username    string // Login name
	Password    string // Hashed password
	Lastchanged int    // Days since Jan 1, 1970 that password was last changed
	Minimum     int    // The minimum number of days required between password changes i.e. the number of days left before the user is allowed to change his/her password
	Maximum     int    // The maximum number of days the password is valid (after that user is forced to change his/her password)
	Warn        int    // The number of days before password is to expire that user is warned that his/her password must be changed
	Inactive    int    // The number of days after password expires that account is disabled
	Expire      int    // Days since Jan 1, 1970 that account is disabled i.e. an absolute date specifying when the login may no longer be used.
}

type User struct {
	UID      uint32
	GID      uint32
	Username string
	Password string
	Name     string
	HomeDir  string
	Shell    string
}