func (r *relayHandler) ServeSocks(conn *gosocks.SocksConn) {
conn.SetReadDeadline(time.Now().Add(conn.Timeout))
req, err := gosocks.ReadSocksRequest(conn)
if err != nil {
log.Printf("error in ReadSocksRequest: %s", err)
return
}
switch req.Cmd {
case gosocks.SocksCmdConnect:
chain := r.lookup(req.DstHost, conn)
if chain != nil {
chain.TCP(req, conn)
} else {
r.basic.HandleCmdConnect(req, conn)
}
return
case gosocks.SocksCmdUDPAssociate:
r.handleUDPAssociate(req, conn)
return
case gosocks.SocksCmdBind:
conn.Close()
return
default:
return
}
}
