class mail::header_checks {
  # Header checks
  postfix::config { "header_checks":
    value   => 'regexp:/etc/postfix/header_checks',
    require => File['/etc/postfix/header_checks'],
  }

  file { "/etc/postfix/header_checks":
    ensure => present,
    owner  => root,
    mode   => 0644,
    source => "puppet://$server/modules/mail/postfix/header_checks",
  }
}