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# plugin.pp - configure a specific munin plugin
# Copyright (C) 2007 David Schmitt <david@schmitt.edv-bus.at>
# See LICENSE for the full license granted to you.
# adapted and improved by admin(at)immerda.ch

### defines

define munin::plugin (
    $ensure = "present",
    $script_path_in = '',
    $config = '' )
{
    include munin::plugin::scriptpaths
    $real_script_path = $script_path_in ? { '' => $munin::plugin::scriptpaths::script_path, default => $script_path_in }

    $plugin_src = $ensure ? { "present" => $name, default => $ensure }
    $plugin = "/etc/munin/plugins/$name"
    $plugin_conf = "/etc/munin/plugin-conf.d/$name.conf"

    case $ensure {
        "absent": {
            file { $plugin: ensure => absent, }
        }
        default: {
            case $kernel {
                openbsd: { $basic_require = File['/var/run/munin'] }
                default: { $basic_require = Package['munin-node'] }
            }
            if $require {
                $real_require = [ $require, $basic_require ]
            } else {
                $real_require = $basic_require
            }
            file { $plugin:
                ensure => "${real_script_path}/${plugin_src}",
                require => $real_require,
                notify => Service['munin-node'];
            }

        }
    }
    case $config {
        '': {
            file { $plugin_conf: ensure => absent }
        }
        default: {
            case $ensure {
                absent: {
                    file { $plugin_conf: ensure => absent }
                }
                default: {
                    file { $plugin_conf:
                        content => "[${name}]\n$config\n",
                        mode => 0644, owner => root, group => 0,
                    }
                    if $require {
                        File[$plugin_conf]{
                            require +> $require,
                        }
                    }
                }
            }
        }
    }
}