Munin contributed plugins

#!/usr/bin/perl

use strict;

my $magic = `echo -e "show name;message\nprint type: nsr device" |nsradmin -i -`;

#                        name: /dev/nst0;

#                     message: "writing at 57 MB/s, 4063 GB";

#

#                        name: /dev/nst1;

#                     message: "reading, data ";

my %hash = ();

while ($magic =~ m! name: (\S+?);\s+message: "(.+?)";!sg) {

  my ($dev,$mess) = ($1,$2);

  $hash{$dev} ||= {};

  $mess =~ m!writing at (\d+) (.?B)/s!;

  if ($2 eq 'B') {

    $hash{$dev}->{writing} = $1+0;

  }

  elsif ($2 eq 'KB') {

    $hash{$dev}->{writing} = $1*1024;

  }

  elsif ($2 eq 'MB') {

    $hash{$dev}->{writing} = $1*1024*1024;

  }

  elsif ($2 eq 'GB') {

    $hash{$dev}->{writing} = $1*1024*1024*1024;

  }

}

if ($ARGV[0] eq "config") {

  print <<_EOM;

graph_title NSR Device write speed (bytes/s)

graph_args -l 0 --base 1000

graph_vlabel bytes/s

graph_category Network

graph_info Shows how much writing each device is doing.

_EOM

  foreach my $d (sort keys %hash) {

    my ($l) = ($d =~ m!([A-Za-z0-9]+)$!);

    print "$l.label $d\n"

    # print $l.warning ??\n";

    # print "$l.critical ??\n";

  }

}

else {

  foreach my $d (sort keys %hash) {

    my ($l) = ($d =~ m!([A-Za-z0-9]+)$!);

    print "$l.value ".$hash{$d}->{writing}."\n";

  }

}