97 lines
2.1 KiB
Plaintext
97 lines
2.1 KiB
Plaintext
|
#!/usr/bin/env perl
|
||
|
|
use 5.010;
|
||
|
|
use strict;
|
||
|
|
use warnings;
|
||
|
|
use autodie;
|
||
|
|
use List::Util 'sum';
|
||
|
|
|
||
|
|
=head1 NAME
|
||
|
|
|
||
|
|
vnstat_month - Run C<vnstat --dumpdb> and report usage this month
|
||
|
|
|
||
|
|
=head1 SYNOPSIS
|
||
|
|
|
||
|
|
Optionally, in In F</etc/munin/plugin-conf.d/munin-node>:
|
||
|
|
|
||
|
|
# Set the max bandwidth to 800 GB per month
|
||
|
|
[vnstat_month]
|
||
|
|
env.limittt 800000
|
||
|
|
|
||
|
|
=head1 AUTHOR
|
||
|
|
|
||
|
|
E<AElig>var ArnfjE<ouml>rE<eth> Bjarmason <avar@cpan.org>
|
||
|
|
|
||
|
|
=head1 LICENSE
|
||
|
|
|
||
|
|
This program is in the public domain.
|
||
|
|
|
||
|
|
=head1 MAGIC MARKERS
|
||
|
|
|
||
|
|
#%# family=auto
|
||
|
|
|
||
|
|
=cut
|
||
|
|
|
||
|
|
my $limittt = $ENV{limittt};
|
||
|
|
|
||
|
|
given ($ARGV[0]) {
|
||
|
|
when ("config") {
|
||
|
|
print <<END;
|
||
|
|
graph_title Total traffic this month
|
||
|
|
graph_args --base 1000 --lower-limit 0
|
||
|
|
graph_vlabel Monthly traffic
|
||
|
|
graph_category network
|
||
|
|
graph_info Total network traffic in bytes.
|
||
|
|
totaltx.label Sent
|
||
|
|
totaltx.info Total data sent.
|
||
|
|
totaltx.cdef totaltx,1000000,*
|
||
|
|
totalrx.label Received
|
||
|
|
totalrx.info Total data received.
|
||
|
|
totalrx.cdef totalrx,1000000,*
|
||
|
|
totaltt.label Total
|
||
|
|
totaltt.info Total data sent & received.
|
||
|
|
totaltt.cdef totaltt,1000000,*
|
||
|
|
END
|
||
|
|
if ($limittt) {
|
||
|
|
print <<END;
|
||
|
|
limittt.label Limit
|
||
|
|
limittt.info The data transfer limit for this month
|
||
|
|
limittt.cdef limittt,1000000,*
|
||
|
|
END
|
||
|
|
}
|
||
|
|
}
|
||
|
|
default {
|
||
|
|
my @days = get_daylines();
|
||
|
|
my @relevant = grep {
|
||
|
|
my ($this_month) = localtime =~ /^\S+ (\S+)\b/;
|
||
|
|
localtime($_->{time}) =~ /^\S+ $this_month\b/;
|
||
|
|
} @days;
|
||
|
|
|
||
|
|
my $rx = sum( map { $_->{rx_mib} } @relevant );
|
||
|
|
my $tx = sum( map { $_->{tx_mib} } @relevant );
|
||
|
|
my $tt = $rx + $tx;
|
||
|
|
|
||
|
|
print <<"END";
|
||
|
|
totalrx.value $rx
|
||
|
|
totaltx.value $tx
|
||
|
|
totaltt.value $tt
|
||
|
|
END
|
||
|
|
if ($limittt) {
|
||
|
|
print <<"END";
|
||
|
|
limittt.value $limittt
|
||
|
|
END
|
||
|
|
}
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
sub get_daylines {
|
||
|
|
open my $vnstat, "vnstat --dumpdb |";
|
||
|
|
my @lines;
|
||
|
|
while (my $line = <$vnstat>) {
|
||
|
|
chomp $line;
|
||
|
|
my $ns = qr/[^:]+/;
|
||
|
|
next unless $line =~ /^d;(?<day>$ns);(?<time>$ns);(?<rx_mib>$ns);(?<tx_mib>$ns);(?<rx_kib>$ns);(?<tx_kib>$ns);(?<in_use>$ns)$/;
|
||
|
|
push @lines => { %+ };
|
||
|
|
}
|
||
|
|
return @lines;
|
||
|
|
}
|