renderServer don't support Extension,don't deal with /link.php?url=aHR0cDovL2RlYWxlci5iaXRhdXRvLmNvbS81MDAwMTQ0NC9wcmljZV9kZXRhaWwvMTI1NzcwLmh0bWw,bGVhZHNfc291cmNlPXAwNDAwMDI