richardc

require 'digest/md5'
module Puppet::Parser::Functions
    newfunction(:md5_splay, :type => :rvalue) do |args|
        raise(Puppet::ParseError, "md5_splay(): Wrong number of arguments " +
            "given (#{args.size} for 2)") if args.size != 2

        value  = args[0]
        modulo = args[1].to_i

        return Digest::MD5.hexdigest(value).hex % modulo

richardc

module Puppet::Parser::Functions
    require 'erb'

    newfunction(:multitemplate, :type => :rvalue) do |args|
        contents = nil
        environment = compiler.environment
        sources = args

        sources.each do |file|
            Puppet.debug("Looking for #{file} in #{environment}")

richardc

function test123() {
     echo 122
}

richardc

# Empty VHosts to prevent:
#  /etc/cron.daily/logrotate:
#  [Sun Aug 12 06:25:01 2012] [warn] NameVirtualHost *:443 has no VirtualHosts

<VirtualHost *:80>
</VirtualHost>
<VirtualHost *:443>
</VirtualHost>

richardc

module::master_gemlist:
  arr-pm:
    ensure: '0.0.7'
    provider: 'gem'
  backports:
    ensure: '2.6.2'
    provider: 'gem'
  cabin:
    ensure: '0.4.4'
    provider: 'gem'

richardc

datacat { '/etc/nagios/objects/hostgroups.cfg':
    template => "${module_name}/hostgroups.cfg.erb",
}

datacat_fragment { "${::fqdn} in device hostgroup":
    target => '/etc/nagios/objects/hostgroups.cfg',
    data   => {
        device => [ $::fqdn ],
    },

}

richardc

root@puppetdb:~# cat /etc/puppet/manifests/site.pp 

@@nagios_host { "fishcakes":
   check_command => undef,
}

root@puppetdb:~# puppet agent -vt
Info: Retrieving plugin
Info: Caching catalog for puppetdb
Info: Applying configuration version '1359673644'

richardc

node demo {
   nagios::host::service { 'ping':
      check_command => 'check_ping',
   }
}

richardc

#!/bin/sh
rm /tmp/hosts.cfg
puppet apply -e 'nagios_host { "foo": target => "/tmp/hosts.cfg", check_command => "a_mistake" }'
grep check_command /tmp/hosts.cfg


# Not what we want - the resource doesn't change as undef doesn't make it
# through to the type to clear the value
puppet apply -e 'nagios_host { "foo": target => "/tmp/hosts.cfg", check_command => undef }'
grep check_command /tmp/hosts.cfg

richardc

$ cat site.pp 
file { '/tmp/foo':
  source => undef,
}

$ puppet master --compile --manifest=site.pp
Compiled catalog for --manifest=site.pp in environment production in 0.02 seconds
{
  "document_type": "Catalog",
  "data": {