parse/parse_udp_in

   1 #!/bin/bash
   2
   3 awk '
   4 BEGIN   {
   5         count = 0
   6         init = 1
   7         printf "pkts\tbytes\n"
   8 }
   9
  10 /^Chain udp_in/         {
  11         count = 0
  12         init = 0
  13 }
  14
  15 {
  16         count++
  17
  18         pkts = $1 + 0
  19         bytes = $2 + 0
  20
  21         if (index($1, "K"))
  22                 pkts = pkts * 1024
  23         else
  24                 if (index($1, "M"))
  25                         pkts = pkts * 1024 * 1024;
  26                 else
  27                         if (index($1, "G"))
  28                                 pkts = pkts * 1024 * 1024 * 1204
  29
  30         if (index($2, "K"))
  31                 bytes = bytes * 1024
  32         else
  33                 if (index($2, "M"))
  34                         bytes = bytes * 1024 * 1024;
  35                 else
  36                         if (index($2, "G"))
  37                                 bytes = bytes * 1024 * 1024 * 1204
  38
  39         if (count == 3 && !init)
  40                 printf "%s\t%s\n", pkts, bytes
  41 }
  42 '