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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.
define munin::plugin (
$ensure = "present",
$script_path = "/usr/share/munin/plugins",
$config = '')
{
case $operatingsystem {
debian: {
$munin-node-service = "$operatingsystem/munin-node";
}
gentoo: {
$munin-node-service = "$operatingsystem/munin";
}
}
$plugin_src = $ensure ? { "present" => $name, default => $ensure }
debug ( "munin_plugin: name=$name, ensure=$ensure, script_path=$script_path" )
$plugin = "/etc/munin/plugins/$name"
$plugin_conf = "/etc/munin/plugin-conf.d/$name.conf"
case $ensure {
"absent": {
debug ( "munin_plugin: suppressing $plugin" )
file { $plugin: ensure => absent, }
}
default: {
$plugin_src = $ensure ? { "present" => $name, default => $ensure }
debug ( "munin_plugin: making $plugin using src: $plugin_src" )
file { $plugin:
ensure => "$script_path/${plugin_src}",
require => Package[$munin-node-service],
notify => Service[$munin-node-service],
}
}
}
case $config {
'': {
debug("no config for $name")
file { $plugin_conf: ensure => absent }
}
default: {
case $ensure {
absent: {
debug("removing config for $name")
file { $plugin_conf: ensure => absent }
}
default: {
debug("creating $plugin_conf")
file { $plugin_conf:
content => "[${name}]\n$config\n",
mode => 0644, owner => root, group => root,
}
}
}
}
}
}
define munin::remoteplugin($ensure = "present", $source, $config = '') {
case $ensure {
"absent": { munin::plugin{ $name: ensure => absent } }
default: {
file {
"/var/lib/puppet/modules/munin/plugins/${name}":
source => $source,
mode => 0755, owner => root, group => root;
}
munin::plugin { $name:
ensure => $ensure,
config => $config,
script_path => "/var/lib/puppet/modules/munin/plugins",
}
}
}
}
class munin::plugins::base-debian {
file {
[ "/etc/munin/plugins", "/etc/munin/plugin-conf.d" ]:
source => "puppet://$servername/munin/empty",
ensure => directory, checksum => mtime,
recurse => true, purge => true, force => true,
mode => 0755, owner => root, group => root,
notify => Service[$munin-node-service];
"/etc/munin/plugin-conf.d/munin-node":
ensure => present,
mode => 0644, owner => root, group => root,
notify => Service[$munin-node-service];
}
}
# handle if_ and if_err_ plugins
class munin::plugins::interfaces inherits munin::plugins::base {
$ifs = gsub(split($interfaces, " "), "(.+)", "if_\\1")
$if_errs = gsub(split($interfaces, " "), "(.+)", "if_err_\\1")
plugin {
$ifs: ensure => "if_";
$if_errs: ensure => "if_err_";
}
}
class munin::plugins::linux inherits munin::plugins::base {
plugin {
[ df_abs, forks, iostat, memory, processes, cpu, df_inode, irqstats,
netstat, open_files, swap, df, entropy, interrupts, load, open_inodes,
vmstat
]:
ensure => present;
acpi:
ensure => $acpi_available;
}
include munin::plugins::interfaces
}
class munin::plugins::debian inherits munin::plugins::base {
plugin { apt_all: ensure => present; }
}
class munin::plugins::vserver inherits munin::plugins::base {
plugin {
[ netstat, processes ]:
ensure => present;
}
}
class munin::plugins::gentoo inherits munin::plugins::base {
}
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