/usr/share/munin/plugins/mailscanner is in munin-plugins-extra 2.0.25-2.
This file is owned by root:root, with mode 0o755.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 | #!/usr/bin/perl -w
# -*- perl -*-
=head1 NAME
mailscanner - Plugin to show statistics for e-mails passing through a
MailScanner filter
=head1 CONFIGURATION
The following environment variables are used by this plugin:
=over 4
=item logfile
The file where MailScanner logs its action (Default:
/var/log/mail.log)
=item logtail
The location of the logtail command (Default: /usr/sbin/logtail)
=item offsetfile
The location of the offset file (Default:
/tmp/munin-mailscanner.offset)
=back
=head1 USAGE
Requires the logtail command somewhere in path
=head1 MAGIC MARKERS
#%# family=contrib
#%# capabilities=
=cut
use strict;
my $logfile = '/var/log/mail.log';
my $logtail = '/usr/sbin/logtail';
my $offsetfile = "$ENV{MUNIN_PLUGSTATE}/munin-mailscanner.offset";
my ($clean, $viruses, $spams, $others, $total) = (0, 0, 0, 0, 0);
my $cmd = (defined($ARGV[0])) ? $ARGV[0] : '';
(defined($ENV{'logfile'})) and $logfile = $ENV{'logfile'};
(defined($ENV{'logtail'})) and $logtail = $ENV{'logtail'};
(defined($ENV{'offsetfile'})) and $offsetfile = $ENV{'offsetfile'};
if ($cmd eq 'config') {
print("graph_title MailScanner statistics\n");
print("graph_args --lower-limit 0\n");
print("graph_vlabel messages\n");
print("clean.label clean\n");
print("clean.type GAUGE\n");
print("clean.draw LINE2\n");
print("viruses.label viruses\n");
print("viruses.type GAUGE\n");
print("viruses.draw LINE2\n");
print("spams.label spams\n");
print("spams.type GAUGE\n");
print("spams.draw LINE2\n");
print("others.label others\n");
print("others.type GAUGE\n");
print("others.draw LINE2\n");
print("total.label total\n");
print("total.type GAUGE\n");
print("total.draw LINE2\n");
exit(0);
}
my @lines = split(/\n/, qx($logtail -f $logfile -o $offsetfile));
# sometimes the logtail syntax is:
#my @lines = split(/\n/, qx($logtail $logfile $offsetfile));
foreach (@lines) {
if (s/.*New Batch: Scanning ([0-9]+) messages.*/$1/) {
$total += $_;
next;
}
if (s/.*Virus Scanning: Found ([0-9]+) viruses.*/$1/g) {
$viruses += $_;
next;
}
if (s/.*Spam Checks: Found ([0-9]+) spam.*/$1/g) {
$spams += $_;
next;
}
if (s/.*Other Checks: Found ([0-9]+) problems.*/$1/g) {
$others += $_;
next;
}
}
$clean = $total - ($viruses + $spams + $others);
print("clean.value $clean\n");
print("viruses.value $viruses\n");
print("spams.value $spams\n");
print("others.value $others\n");
print("total.value $total\n");
exit(0);
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