meister

# manifests/nodes.pp
$disks = [[ "/dev/md0", "md0", "98%" ]]
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# modules/monit/templates/disk_space.conf.erb
<% for disk in disks %>
    check device "<%= disk[1] %>" with path "<%= disk[0] %>"
    if space usage > <%= disk[2] %>% then alert
<% end %>
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# /etc/monit.d/disk_space.conf

    check device "100" with path "47"
    if space usage > 101% then alert

    check device "100" with path "109"
    if space usage > 48% then alert

    check device "56" with path "57"
    if space usage > 37% then alert

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# module : monit/init.pp

class monit {
    $configdir = "/etc/monit.d"
    $monitrc = "monit/monitrc.erb"
    $config = "/etc/monitrc"

    package { "monit":
        ensure => present;
    }

    service { monit:
        ensure => running,
        hasstatus => true,
        require => Package["monit"],
    }

    file {
        $configdir:
            ensure => directory;
        $config:
            ensure => present,
            content => template($monitrc),
            group => root,
            notify => Service[monit],
            mode => 0700;
        "/var/lib/monit":
            ensure => directory
    }
}

define monit::package()
{
    file { $name:
            path => "$monit::configdir/${name}.conf",
            ensure => present,
            content => template("monit/${name}.conf.erb"),
            group => root,
            require => File[$monit::configdir],
            notify => Service[monit],
            mode => 0700,
    }

}