Example proxy.pac

// Exmaple Pac-File
function FindProxyForURL(url, host)
  {
  //set variables
  var client = myIpAddress();
  var direct = "DIRECT";
  var proxy = "PROXY proxy.home.onkeldom.eu:3128";
  var proxy-internal = "PROXY proxy.home.onkeldom.eu:3130";

  // proxy while Split-Brain - special way for onkeldom.eu
  if (shExpMatch(host, "onkeldom.eu")) { return proxy; }

  // proxy specific domain to proxy-internal
  if (shExpMatch(host, "unifi.home.onkeldom.eu")) { return proxy-internal; }

  // no proxy for internal networks
  if (isPlainHostName(host)) { return direct; }
  if (shExpMatch(host, "localhost")) { return direct; }
  if (shExpMatch(host, "*.local")) { return direct; }
  if (isInNet(host, "127.0.0.1", "255.0.0.0")) { return direct; }
  if (isInNet(host, "169.254.0.0", "255.255.0.0")) { return direct; }
  if (isInNet(host, "172.16.0.0", "255.240.0.0")) { return direct; }
  if (isInNet(host, "192.168.0.0", "255.255.0.0")) { return direct; }
  if (isInNet(host, "10.0.0.0", "255.0.0.0")) { return direct; }
  if (isInNet(host, "0.0.0.0", "255.0.0.0")) { return direct; }
  if (shExpMatch(host, "fe80:*")) { return direct; }
  if (shExpMatch(host, "fc00:*")) { return direct; }
  if (shExpMatch(host, "::1")) { return direct; }

  // no proxy for internal domains
  if (shExpMatch(host, "home.onkeldom.eu")) { return direct; }
  if (shExpMatch(host, "*.home.onkeldom.eu")) { return direct; }
  if (shExpMatch(host, "*.infra.onkeldom.eu")) { return direct; }

  // return proxy for any not defined acls
  return proxy;
}