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<!DOCTYPE html>
<html>
<body>
<script>
const url = '{{location[scheme]}}://{{host}}:{{ports[http][1]}}/resource-timing/resources/TAOResponse.py?tao=origin_port_{{ports[http][1]}}';
const observe = (list, observer) => {
const entry = list.getEntries()[0];
const sum = entry.redirectStart +
entry.redirectEnd +
entry.domainLookupStart +
entry.domainLookupEnd +
entry.connectStart +
entry.connectEnd +
entry.secureConnectionStart +
entry.requestStart +
entry.responseStart +
entry.transferSize +
entry.encodedBodySize +
entry.decodedBodySize;
const result = sum == 0 ? 'PASS' : 'FAIL';
window.top.postMessage(result, '*');
}
let observer = new PerformanceObserver(observe);
observer.observe({ entryTypes: ["resource"] });
fetch(url).then(r => r.text());
</script>
</body>
</html>