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#!/usr/bin/perl -w
use strict;
##########################################################################
# $Id: pam_unix,v 1.14 2004/06/21 14:59:05 kirk Exp $
##########################################################################
# $Log: pam_unix,v $
# Revision 1.14 2004/06/21 14:59:05 kirk
# Added tons of patches from Pawe? Go?aszewski" <blues@ds.pg.gda.pl>
#
# Thanks, as always!
#
# Revision 1.13 2004/02/03 02:45:26 kirk
# Tons of patches, and new 'oidentd' and 'shaperd' filters from
# Pawe? Go?aszewski" <blues@ds.pg.gda.pl>
#
##########################################################################
########################################################
# This was written and is maintained by:
# Kirk Bauer <kirk@kaybee.org>
#
# Please send all comments, suggestions, bug reports,
# etc, to kirk@kaybee.org.
########################################################
use Logwatch ':sort';
my $Detail = $ENV{'LOGWATCH_DETAIL_LEVEL'} || 0;
my ($service, $line, %data);
while ($line = <STDIN>) {
chomp $line;
$service = $line;
#remove the "header", get the service name
#sarge - "normal" lines
if ($line =~ s/^... .. ..:..:.. .+ [^ :]+: \(pam_unix\) //) {
$service =~ s/^... .. ..:..:.. .+ ([^\s:\[\]]+)(?:\[[0-9]+\]|): \(pam_unix\) .*$/$1/;
}
#sarge - kdm - why can't they log in standard-compliant way?
elsif ( $line =~ s/^... .. ..:..:.. .+ [^\s:\[\]]+: [0-9:\[\]\.]+ \(pam_unix\) //) {
$service =~ s/^... .. ..:..:.. .+ ([^\s:\[\]]+): [0-9:\[\]\.]+ \(pam_unix\) .*$/$1/;
}
#for woody
elsif ( ( $line =~ s/^... .. ..:..:.. .+ PAM_unix\[\d+\]: \((.*?)\) // )) {
$service =~ s/^... .. ..:..:.. .+ PAM_unix\[\d+\]: \(([^ ]*)\) .*/$1/;
}
else {
next;
}
#lowercase the service
$service = lc($service);
if (($service eq 'sshd') or ($service eq 'login') or ($service eq 'ftp')) {
if ($line =~ s/^session opened for user (.+) by \(uid=\d+\)/$1/) {
($Detail >= 5) && $data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ s/^session opened for user ([^ ]*) by ([^ ]*)\(uid=\d+\)/$1 by $2/) {
($Detail >= 5) && $data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ s/^session opened for user (.+) by LOGIN\(uid=\d+\)/$1/) {
$data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ /session closed for user/) {
# ignore this line
} elsif ($line =~ s/^authentication failure; .*rhost=([^ ]*)\s+user=([^ ]*)$/$2 ($1)/) {
$data{$service}{'Authentication Failures'}{$line}++;
} elsif ($line =~ s/^authentication failure; .*rhost=([^ ]*).$/unknown ($1)/) {
$data{$service}{'Authentication Failures'}{$line}++;
} elsif ($line =~ s/^(\d+) more authentication failure; .*rhost=(.+)\s+user=(.+)$/$2 ($1)/) {
$data{$service}{'Authentication Failures'}{$line}++;
} elsif ($line =~ s/^(\d+) more authentication failure; .*rhost=(.+)$/unknown ($1)/) {
$data{$service}{'Authentication Failures'}{$line}++;
} elsif ($line =~ /check pass; user unknown/) {
$data{$service}{'Invalid Users'}{'Unknown Account'}++;
} elsif ($line =~ s/^password changed for (.+)/$1(by sshd)/) {
($Detail >= 5) && $data{passwd}{'Password changed'}{$line}++;
} elsif ($line =~ s/^account (.+) has expired (failed to change password)$/$1/) {
$data{$service}{'Expired Accounts'}{$line}++;
} elsif ($line =~ s/bad username \[(.*)\]/$1/) {
$data{$service}{'Invalid Users'}{"Bad User: $line"}++;
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} elsif ($service eq 'su') {
if ($line =~ s/^authentication failure; logname=(.*) uid=(\d+) .*user=(.+)$/$1($2) -> $3/) {
$data{$service}{'Authentication Failures'}{$line}++;
} elsif ($line =~ /session closed for user/) {
# ignore this line
} elsif ($line =~ s/session opened for user (.+) by (.+)$/$2 -> $1/) {
$data{$service}{'Sessions Opened'}{$line}++;
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} elsif ($service eq 'passwd') {
if ($line =~ s/^password changed for (.+)/$1/) {
($Detail >= 5) && $data{$service}{'Password changed'}{$line}++;
}
} elsif ($service eq 'poppassd') {
if ($line =~ s/^password changed for (.+)/$1/) {
($Detail >= 5) && $data{$service}{'Password changed'}{$line}++;
}
} elsif ($service eq 'gdm') {
if ($line =~ s/^session opened for user (.+) by \(uid=\d+\)/$1/) {
($Detail >= 5) && $data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ /session closed for user/) {
# ignore this line
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} elsif (($service eq 'kdm') or ($service eq 'kcheckpass')) {
if ($line =~ s/^session opened for user (.+) by \(uid=\d+\)/$1/) {
($Detail >= 5) && $data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ /session closed for user/) {
# ignore this line
} elsif ($line =~ s/^authentication failure; logname=\S* uid=\d* euid=\d* tty=[:\d]* ruser= rhost= user=// ) {
$data{$service}{'Authentication Failures'}{$line}++;
}
} elsif ($service eq 'xdm') {
if ($line =~ s/^session opened for user (.+) by \(uid=\d+\)/$1/) {
($Detail >= 5) && $data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ /session closed for user/) {
# ignore this line
}
} elsif ($service eq 'imap') {
if ($line =~ s/^authentication failure; .*user=(.+)$/$1/) {
$data{$service}{'Authentication Failures'}{$line}++;
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} elsif ($service eq 'spop3d') {
if ($line =~ s/^session opened for user (.+)/$1/) {
$data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ /session closed for user/) {
# ignore this line
} elsif ($line =~ s/^authentication failure; .*user=(.+)$/$1/) {
$data{$service}{'Authentication Failures'}{$line}++;
} elsif ($line =~ s/^account (.+) has expired (failed to change password)$/$1/) {
$data{$service}{'Expired Accounts'}{$line}++;
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} elsif ($service eq 'pure-ftpd') {
if ($line =~ s/^session opened for user (.+)/$1/) {
$data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ s/^check pass; (.+)/$1/) {
$data{$service}{'Password Failures'}{$line}++;
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} elsif ($service eq 'xscreensaver') {
if ($line =~ s/^authentication failure; .*uid=(\d+) euid=(\d+) tty=(.+) ruser= rhost= user=(.+)$/$4($1,$2) on display $3/) {
$data{$service}{'Authentication Failures'}{$line}++;
}
} elsif ($service eq 'cron') {
if ($line =~ s/^session opened for user (.+) by \(uid=\d+\)/$1/) {
($Detail >= 5) && $data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ /session closed for user/) {
# ignore this line
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} elsif ($service eq 'cyrus') {
if ($line =~ /check pass; user unknown/) {
$data{$service}{'Invalid Users'}{'Unknown Account'}++;
} elsif ($line =~ /authentication failure; logname= uid=0 euid=0 tty= ruser= rhost=/) {
# ignore this line
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} elsif (($service eq 'samba') or ($service eq 'smbd')) {
if ($line =~ s/^session opened for user ([a-zA-Z\d]+) by (.+)/$1/) {
($Detail >= 5) && $data{$service}{'Sessions Opened'}{$line}++;
} elsif ($line =~ s/^session closed for user (.+)/$1/) {
($Detail >= 8) && $data{$service}{'Sessions Closed'}{$line}++;
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
} else {
$data{$service}{'Unknown Entries'}{$line}++;
}
}
foreach my $service (sort {$a cmp $b} keys %data) {
print "$service:\n";
foreach my $type (sort {$a cmp $b} keys %{$data{$service}}) {
print " $type:\n";
my $sort = CountOrder(%{$data{$service}{$type}});
foreach my $entry (sort $sort keys %{$data{$service}{$type}}) {
print " $entry: $data{$service}{$type}{$entry} Time(s)\n";
}
}
print "\n";
}
exit(0);
# vi: shiftwidth=3 tabstop=3 et
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