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,
    group   => root,
    mode    => 0644,
    content => template('mail/postfix/header_checks.erb'),
  }
}