gistfile1.pp

define virtual_host(
  $enabled      = true,
  $ip_address   = "*",
  $port         = "80",
  $document_root,
  $server_name,
  $server_alias = false,
  $server_admin = false,
  $htpasswd     = false,
  $xcache       = false,
  $cs_environment = false,
  $httpdlabel = "httpd",
  $allow_override = true,
  $require_lb_ssl = false)
{
  file { "/etc/$httpdlabel/sites/$name":
    mode    => 0644,
    owner   => "root",
    group   => "root",
    content => template("webserver/virtual_host.erb"),
    require => Package["httpd"],
    ensure => $enabled ? {
      true  => "file",
      false => "absent",
    },
  }

  # reload apache if the virtual host file changes
  exec { "httpd_reload_$httpdlabel_$name":
   command     => "/etc/init.d/$httpdlabel reload",
   subscribe   => File["/etc/$httpdlabel/sites/$name"],
   refreshonly => true,
  }
}