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script to sort by host with most traffic (in+out)

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hjp 2014-05-05 11:13:59 +00:00
parent 61aff0e077
commit 9a4119c6f0
1 changed files with 54 additions and 0 deletions
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tcpdump_tools/by_host Executable file
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#!/usr/bin/perl -w
=head1 NAME
by_host
=head1 DESCRIPTION
Aggregate tcpdump output by endpoint host. Source and destination are
not distinguished.
=cut
use strict;
# 15:20:56.789680 P 0:48:54:5c:4d:f1 0:0:0:0:0:1 ip 1514: wsrppp15.wsr.ac.at.1605 > 195.202.170.227.smtp: P 420284195:420285643(1448) ack 3689574287 win 32120 <nop,nop,timestamp 2363951 3391664> (DF)
# 09:29:10.114541 In ethertype IPv4 (0x0800), length 457: 199.19.109.76.5070 > 143.130.145.221.5060: SIP, length: 413
# 09:29:10.114541 Out ethertype IPv4 (0x0800), length 457: 199.19.109.76.5070 > 143.130.145.221.5060: SIP, length: 413
# 09:29:10.114541 In ethertype IPv4 (0x0800), length 60: 46.137.105.92.80 > 143.130.28.14.29878: Flags [S.], seq 790291952, ack 2509176833, win 17922, options [mss 1436], length 0
# 09:29:10.114541 Out ethertype IPv4 (0x0800), length 60: 46.137.105.92.80 > 143.130.28.14.29878: Flags [S.], seq 790291952, ack 2509176833, win 17922, options [mss 1436], length 0
my %octets;
while (<>) {
if (/([\d.:]+) ([\w:]+) ([\w:]+) ip (\d+): ([-\w.]+)\.(\w+) > ([-\w.]+)\.(\w+):/) {
# ethernet
# print;
# print "-> $1 $2 $3 $4 $5 $6 $7 $8\n";
my $octets = $4;
my $sip = $5;
my $sport = $6;
my $dip = $7;
my $dport = $8;
# print "-> proto = $proto\n";
$octets{$sip} += $octets;
$octets{$dip} += $octets;
} elsif (/(In|Out) ethertype IPv[46] \(0x....\), length (\d+): ([-\w.]+)\.(\w+) > ([-\w.]+)\.(\w+):/) {
# GRE tunnel
my $octets = $2;
my $sip = $3;
my $sport = $4;
my $dip = $5;
my $dport = $6;
# print "-> proto = $proto\n";
$octets{$sip} += $octets;
$octets{$dip} += $octets;
}
}
for my $i (sort { $octets{$a} <=> $octets{$b} } keys %octets) {
printf "%10d %s\n", $octets{$i}, $i;
}
#vim:sw=4