func (u *DefGroup) Exists() (interface{}, error) {
_, err := group.LookupGroup(u.groupname)
if err != nil {
return false, nil
}
return true, nil
}
func (u *DefGroup) Gid() (interface{}, error) {
group, err := group.LookupGroup(u.groupname)
if err != nil {
return "", nil
}
return group.Gid, nil
}