[Click] Questions on how-to debug elements && Click's kernel level properties

[betamaz]

Hi,

Below is my configuration file.  Also, is there anyway to output the
count to the screen using the Print element, or anyother element to
make testing easier?

Thank you,
Bita. 


::::::::::::::
udpcount.click
::::::::::::::
// udpcount.click
 
AddressInfo(the_interface 128.111.40.200 00:0C:41:1F:9C:70);
 
classifier      :: Classifier(12/0800 /* IP packets */,
                              12/0806 20/0001 /* ARP requests */,
                              - /* everything else */);
ip_classifier   :: IPClassifier(dst udp port 1244 /* relevant UDP packets */,
                                - /* everything else */);
in_device       :: PollDevice(the_interface);
out             :: Queue(200) -> ToDevice(the_interface);
to_host         :: ToHost;
ctr             :: Counter /* or AverageCounter */;
 
 
in_device -> classifier
        -> CheckIPHeader(14, CHECKSUM false) // don't check checksum for speed
        -> ip_classifier
        -> ctr
        -> Print(ok:udp)
        -> Discard;
classifier[1] -> ARPResponder(the_interface) -> out;
classifier[2] -> to_host;
ip_classifier[1] -> to_host;
 
 
 
::::::::::::::
udpgen.click
::::::::::::::
elementclass UDPGen {
  $device, $rate, $limit, $size,
  $seth, $sip, $sport, $deth, $dip, $dport |
 
  source :: FastUDPSource($rate, $limit, $size, $seth, $sip, $sport,
                                                $deth, $dip, $dport);
  pd :: PollDevice($device) -> ToHost;
  source -> td :: ToDevice($device);
}
 
// create a UDPGen
u :: UDPGen(eth0, 82000, 820000, 1500,
            00:0C:41:1F:9C:8F, 128.111.40.189, 1234,
            00:0C:41:1F:9C:70, 129.111.40.200, 1244);