Munin contributed plugins

#!/usr/bin/perl

=head1 NAME

joomla-sessions - Munin plugin for different stats over a Joomla MySQL

database

=head1 CONFIGURATION

=over

=item env.mysql

Optional, path to the MySQL binary.  Defaults to C</usr/bin/mysql>.

=item env.mysqlopts

Optional, command line options for "mysql". May be used to set

username and password.  No default value.

=item env.database

Optional, name of the joomla database name.  Defaults to C<mydatabase>.

=back

=head2 Configuration example

  [joomla_sessions*]

    env.mysql /usr/bin/mysql                               # MySQL binary (optional)

    env.mysqlopts -u <MYSQL_USERNAME> -p<MYSQL_PASSWORD>   # How to connect to the database (optional if no password is set)

    env.database databasename                              # Joomla database (optional)

=head1 AUTHORS

Copyright (C) 2011 - Csaba Martha (http://www.zenebuzi.com)

Based on Rowdy Schwachfer (http://rowdy.nl) 's Spotweb plugin

=head1 LICENSE

GPLv3 or later

=cut

# This program is free software: you can redistribute it and/or modify

# it under the terms of the GNU General Public License as published by

# the Free Software Foundation, either version 3 of the License, or

# (at your option) any later version.

#

# This program is distributed in the hope that it will be useful,

# but WITHOUT ANY WARRANTY; without even the implied warranty of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the

# GNU General Public License for more details.

#

# You should have received a copy of the GNU General Public License

# along with this program.  If not, see <http://www.gnu.org/licenses/>.

use strict;

my $MYSQL = $ENV{mysql} || "/usr/bin/mysql";

my $MYSQLOPTS = $ENV{mysqlopts} || "";

my $DATABASE = $ENV{database} || "mydatabase";

# Output for config

if(defined $ARGV[0] && $ARGV[0] eq 'config') {

    print <<EOC

graph_title Joomla Actual User Sessions (Totals)

graph_vlabel Session Number

graph_category cms

anonsessions.label Anonym Sessions

graph_scale no

all.warning 10000

all.critical 15000

EOC

;

    print <<EOC

all.label All

EOC

;

    print <<EOC

registered.label Registered

EOC

;

        exit 0;

}

#Anonym Session count

my $anonsessions = `$MYSQL $MYSQLOPTS -e 'SELECT COUNT( session_id ) FROM $DATABASE.jos_session WHERE usertype = "''"'`;

$anonsessions =~ /(\d+)/; 

print "anonsessions.value ".$1."\n";

#Registered count

my $registered = `$MYSQL $MYSQLOPTS -e 'SELECT COUNT(usertype) FROM $DATABASE.jos_session WHERE usertype = "'Registered'"'`;

$registered =~/(\d+)/;

print "registered.value ".$1."\n";

#All count

my $all = `$MYSQL $MYSQLOPTS -e 'SELECT COUNT(usertype) FROM $DATABASE.jos_session'`;

$all =~/(\d+)/;

print "all.value ".$1."\n";