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const RESPONSE_ERROR = `
<html>
<body>
Error occurred...
<script type="application/javascript">
window.opener.postMessage({result: 'ERROR'}, '*');
</script>
</body>
</html>`;
const RESPONSE_POLICY = `
<html>
<body>
Send policy onload...
<script type="application/javascript">
const loc = document.location.href;
window.opener.postMessage({result: document.referrer, location: loc}, "*");
</script>
</body>
</html>`;
const expectedQueries = [
"no-referrer",
"no-referrer-when-downgrade",
"origin",
"origin-when-cross-origin",
"same-origin",
"strict-origin",
"strict-origin-when-cross-origin",
"unsafe-url",
];
function readQuery(testCase) {
let twoValues = testCase.split("-");
let upgradeRequest = twoValues[0] === "https" ? 1 : 0;
let httpsResponse = twoValues[1] === "https" ? 1 : 0;
return [upgradeRequest, httpsResponse];
}
function handleRequest(request, response) {
response.setHeader("Cache-Control", "no-cache", false);
let query = new URLSearchParams(request.queryString);
// Downgrade to test http/https -> HTTP referrer policy
if (query.has("sendMe2") && request.scheme === "https") {
// Simulating a timeout by processing the https request
response.processAsync();
return;
}
if (query.has("sendMe") || query.has("sendMe2")) {
response.write(RESPONSE_POLICY);
return;
}
// Get the referrer policy that we want to set
let referrerPolicy = query.get("rp");
//If the query contained one of the expected referrer policies send a request with the given policy,
// else send error
if (expectedQueries.includes(referrerPolicy)) {
// Determine the test case, e.g. don't upgrade request but send response in https
let testCase = readQuery(query.get("upgrade"));
let httpsRequest = testCase[0];
let httpsResponse = testCase[1];
// Downgrade to http if upgrade equals 0
if (httpsRequest === 0 && request.scheme === "https") {
// Simulating a timeout by processing the https request
response.processAsync();
return;
}
// create js redirection that request with the given (related to the query) referrer policy
const SEND_REQUEST_HTTPS = `
<html>
<head>
<meta name="referrer" content=${referrerPolicy}>
</head>
<body>
JS REDIRECT
<script>
let url = 'https://example.com/tests/dom/security/test/https-first/file_referrer_policy.sjs?sendMe';
window.location = url;
</script>
</body>
</html>`;
const SEND_REQUEST_HTTP = `
<html>
<head>
<meta name="referrer" content=${referrerPolicy}>
</head>
<body>
JS REDIRECT
<script>
let url = 'http://example.com/tests/dom/security/test/https-first/file_referrer_policy.sjs?sendMe2';
window.location = url;
</script>
</body>
</html>`;
let respond = httpsResponse === 1 ? SEND_REQUEST_HTTPS : SEND_REQUEST_HTTP;
response.write(respond);
return;
}
// We should never get here but in case we send an error
response.setStatusLine(request.httpVersion, 500, "OK");
response.write(RESPONSE_ERROR);
}
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