Net::LDAP
よくつかうメソッド

bind: simple auth
 $r = $ldap->bind(dn => "$binddn", 
                  password => "$bindpw");

add
 $r = $ldap->add($dn, attrs => [
                      cn => 'foo',
                      objectclass => 'top']);

modify
 $r = $ldap->modify($dn, replace => { $attr => $val });

delete
 $r = $ldap->delete($dn)