class puppet::master::update(
  $ensure  = present,
  $method  = hiera('puppet::master::update::method', 'cron')
) {
  # puppet update script
  file { "/usr/local/sbin/update-puppet-conf.sh":
    source => "puppet:///modules/puppet/update-puppet-conf.sh",
    owner  => "puppet",
    group  => "puppet",
    mode   => 0750,
    ensure => present,
  }

  # cron rule to update puppet config repository every 5 minutes
  cron { "puppet-update":
    command  => "/usr/local/sbin/update-puppet-conf.sh > /dev/null 2>&1",
    user     => puppet,
    minute   => "*/5",
    ensure   => $method ? {
      'cron'  => $ensure,
      default => absent,
    },
    require  => [ File["/usr/local/sbin/update-puppet-conf.sh"], User["puppet"] ],
  }

  # use a post-update hook
  file { '/var/git/repositories/puppet.git/hooks/post-update':
    mode   => 0750,
    owner  => gitolite,
    group  => gitolite,
    ensure => $method ? {
      'cron'  => $ensure,
      default => present,
    },
    source => "puppet:///modules/puppet/post-update.sh",
  }

  # needed by the post-update hook above
  if !defined(Package['procmail']) {
    package { 'procmail':
      ensure => present,
    }
  }
}