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https://github.com/owasp-modsecurity/ModSecurity.git
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148 lines
3.3 KiB
Perl
Executable File
148 lines
3.3 KiB
Perl
Executable File
#!@PERL@
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#
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# ModSecurity for Apache 2.x, http://www.modsecurity.org/
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# Copyright (c) 2004-2013 Trustwave Holdings, Inc. (http://www.trustwave.com/)
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#
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# You may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# If any of the files related to licensing are missing or if you have any
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# other questions related to licensing please contact Trustwave Holdings, Inc.
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# directly using the email address security@modsecurity.org.
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use strict;
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use File::Find qw(find);
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use File::Spec::Functions qw(catfile);
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use Sys::Hostname qw(hostname);
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use Digest::MD5 qw(md5_hex);
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my $ROOTDIR = $ARGV[0] || '';
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my $MLOGC = $ARGV[1] || '';
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my $MLOGCCONF = $ARGV[2] || '';
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my @AUDIT = ();
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if ($ROOTDIR eq '' or ! -e $MLOGC or ! -e $MLOGCCONF) {
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printf STDERR "\nUsage: $0 <rootdir> </path/to/mlogc> <mlogc_config>\n\n";
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exit 1;
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}
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open(MLOGC, "|$MLOGC -f $MLOGCCONF") or die "ERROR: could not open '$MLOGC' - $!\n";
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find(
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{
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wanted => sub {
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my($fn,$dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size);
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(($dev,$ino,$mode,$nlink,$uid,$gid,$rdev,$size) = stat($_)) &&
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-f _ &&
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#### MODSEC-204 /^\d{8}-\d+-\w{24}$/s
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/^\d{8}-\d+-.{24}$/s
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&& (($fn = $File::Find::name) =~ s/^\Q$ROOTDIR\E//)
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&& push(@AUDIT, [$fn, $size]);
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},
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follow => 1,
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},
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$ROOTDIR
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);
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for my $audit (@AUDIT) {
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my $fn = $audit->[0];
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my $line = "";
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my $err = 0;
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my $ln = 0;
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my $sln = 0;
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my $sect = "";
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my $data = "";
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my %data = (
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hostname => hostname(),
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remote_addr => "-",
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remote_user => "-",
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local_user => "-",
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logtime => "-",
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request => "-",
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response_status => "-",
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bytes_sent => "-",
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referer => "-",
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user_agent => "-",
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uniqueid => "-",
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sessionid => "-",
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audit_file => $fn,
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extra => "0",
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audit_size => $audit->[1],
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md5 => "-",
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);
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### Parse the audit file in an attempt to recreate the original log line
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open (AUDIT, "<".catfile($ROOTDIR,$fn)) or $err = 1;
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if ($err == 1) {
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print STDERR "ERROR: could not open '$fn' - $!\n";
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next;
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}
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while($line = <AUDIT>) {
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$data .= $line;
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chop $line;
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$ln++;
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$sln++;
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if ($line =~ m%^--[0-9A-Fa-f]{8}-([A-Z])--$%) {
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$sect = $1;
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$sln = 0;
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next;
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};
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if ($sect eq 'A') {
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if ($line =~ m%^(\[[^:]+:\d+:\d+:\d+ [^\]]+\]) (\S+) (\S+) (\d+) (\S+) (\d+)%) {
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$data{logtime} = $1;
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$data{uniqueid} = $2;
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$data{remote_addr} = $3;
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}
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next;
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}
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elsif ($sect eq 'B') {
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if ($sln == 1) {
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$data{request} = $line;
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}
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elsif ($line =~ m%^User=Agent: (.*)%i) {
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$data{user_agent} = $1;
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}
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elsif ($line =~ m%^Referer: (.*)%i) {
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$data{referer} = $1;
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}
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next;
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}
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elsif ($sect eq 'F') {
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if ($sln == 1 and $line =~ m%^\S+ (\d{3})\D?.*%) {
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$data{response_status} = $1;
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}
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elsif ($line =~ m%^Content-Length: (\d+)%i) {
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$data{bytes_sent} = $1;
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}
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next;
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}
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}
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$data{md5} = md5_hex($data);
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printf MLOGC (
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"%s %s %s %s %s \"%s\" %s %s \"%s\" \"%s\" %s \"%s\" %s %s %s md5:%s\n",
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$data{hostname},
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$data{remote_addr},
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$data{remote_user},
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$data{local_user},
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$data{logtime},
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$data{request},
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$data{response_status},
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$data{bytes_sent},
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$data{referer},
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$data{user_agent},
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$data{uniqueid},
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$data{sessionid},
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$data{audit_file},
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$data{extra},
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$data{audit_size},
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$data{md5},
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);
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}
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