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########################################################
# Please file all bug reports, patches, and feature
# requests under:
# https://sourceforge.net/p/logwatch/_list/tickets
# Help requests and discusion can be filed under:
# https://sourceforge.net/p/logwatch/discussion/
########################################################
#####################################################
## Copyright (c) 2008 Kirk Bauer
## Covered under the included MIT/X-Consortium License:
## http://www.opensource.org/licenses/mit-license.php
## All modifications and contributions by other persons to
## this script are assumed to have been donated to the
## Logwatch project and thus assume the above copyright
## and licensing terms. If you want to make contributions
## under your own copyright or a different license this
## must be explicitly stated in the contribution an the
## Logwatch project reserves the right to not accept such
## contributions. If you have made significant
## contributions to this script and want to claim
## copyright please contact logwatch-devel@lists.sourceforge.net.
#########################################################
use Logwatch ':ip';
use strict;
my $Detail = $ENV{'LOGWATCH_DETAIL_LEVEL'} || 0;
#Init String Container
my (
$IP, $Mount, $Name,
$Number,
);
#Init Array
my @OtherList = ();
#Init Hashes
my (
%Attempted, %Mounted, %NotFound,
%Rejected, %SignalExit
);
while (defined(my $ThisLine = <STDIN>)) {
if ( ($ThisLine =~ /^Unauthorized access by NFS client .*$/ ) or
($ThisLine =~ /^NFS client [^ ]+ tried to access .*$/ ) or
($ThisLine =~ /^[^ ]* exported to both [0-9.]*\/[0-5]* and [0-9.]*\/[0-9]/) ) {
# don't care about this, as the next line reports the IP again
}
elsif ( ($IP,$Mount) = ($ThisLine =~ /^Blocked attempt of (\d+\.\d+\.\d+\.\d+) to mount (.*)$/) ) {
$Name = LookupIP ($IP);
$Mount = " " . $Mount;
$Rejected{$Name}{$Mount}++;
}
elsif ( ($Name,$Mount) = ($ThisLine =~ /^refused mount request from (.+) for ([^ ]+)/) ) {
$Mount = " " . $Mount;
$Rejected{$Name}{$Mount}++;
}
elsif ( ($Mount) = ($ThisLine =~ /can.t stat exported dir (.*): No such file or directory/) ) {
$Mount = " " . $Mount;
$NotFound{$Mount}++;
}
elsif ( ($Mount,$IP) = ($ThisLine =~ /^NFS mount of (.*) attempted from (\d+\.\d+\.\d+\.\d+) $/) ) {
$Name = LookupIP ($IP);
$Mount = " " . $Mount;
$Attempted{$Name}{$Mount}++;
}
elsif ( ($Name,$Mount) = ($ThisLine =~ /^authenticated (?:un)?mount request from (.+):\d+ for ([^ ]+)/) ) {
$Mount = " " . $Mount;
$Mounted{$Name}{$Mount}++;
}
elsif ( ($Name) = ($ThisLine =~ /^authenticated (?:un)?mount request from ([\w:]+)/) ) {
$Mount = " unknown";
$Mounted{$Name}{$Mount}++;
}
elsif ( ($Mount,$IP) = ($ThisLine =~ /^(.*) has been mounted by (\d+\.\d+\.\d+\.\d+) $/) ) {
$Name = LookupIP ($IP);
$Mount = " " . $Mount;
$Mounted{$Name}{$Mount}++;
}
elsif ( ($Number) = ($ThisLine =~ /Caught signal ([0-9]*), un-registering and exiting/) ) {
$SignalExit{$Number}++;
}
else {
# Report any unmatched entries...
push @OtherList,$ThisLine;
}
}
if (keys %Rejected) {
print "\nRefused NFS mount attempts:\n";
foreach my $ThisOne (keys %Rejected) {
print " " . $ThisOne . ":\n";
foreach my $ThatOne (keys %{$Rejected{$ThisOne}}) {
print $ThatOne . ': ' . $Rejected{$ThisOne}{$ThatOne} . " Time(s)\n";
}
}
}
if (keys %NotFound) {
print "\nAttempts to mount nonexisting files or directories:\n";
foreach my $ThisOne (keys %NotFound) {
print " " . $ThisOne .":" . $NotFound{$ThisOne} . " Time(s)\n";
}
}
if (keys %SignalExit) {
printf "\nExit after catching signal:\n";
foreach my $Number (keys %SignalExit) {
print " Signal " . $Number. ": " . $SignalExit{$Number} . " Time(s)\n";
}
}
if (($Detail >= 5) and (keys %Mounted)) {
print "\nSuccessful NFS mounts:\n";
foreach my $ThisOne (keys %Mounted) {
print " " . $ThisOne . ":\n";
foreach my $ThatOne (keys %{$Mounted{$ThisOne}}) {
print $ThatOne . ': ' . $Mounted{$ThisOne}{$ThatOne} . " Time(s)\n";
}
}
}
if (($Detail >= 10) and (keys %Attempted)) {
print "\nAttempted NFS mounts:\n";
foreach my $ThisOne (keys %Attempted) {
print " " . $ThisOne . ":\n";
foreach my $ThatOne (keys %{$Attempted{$ThisOne}}) {
print $ThatOne . ': ' . $Attempted{$ThisOne}{$ThatOne} . " Time(s)\n";
}
}
}
if ($#OtherList >= 0) {
print "\n**Unmatched Entries**\n";
print @OtherList;
}
exit(0);
# vi: shiftwidth=3 tabstop=3 syntax=perl et
# Local Variables:
# mode: perl
# perl-indent-level: 3
# indent-tabs-mode: nil
# End:
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