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Bug 1387871 - CSP: Test 'self' within meta csp in data: URI iframe. r=dveditz

This commit is contained in:
Christoph Kerschbaumer 2017-08-23 09:50:20 +02:00
Родитель 79a239cba5
Коммит 2ae1ae3098
2 изменённых файлов: 70 добавлений и 0 удалений
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1
dom/security/test/csp/mochitest.ini
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@ -318,6 +318,7 @@ skip-if = toolkit == 'android'
[test_data_csp_merge.html]
[test_report_font_cache.html]
[test_data_doc_ignore_meta_csp.html]
[test_meta_csp_self.html]
[test_uir_top_nav.html]
support-files =
file_uir_top_nav.html

69
dom/security/test/csp/test_meta_csp_self.html Normal file
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@ -0,0 +1,69 @@
<!DOCTYPE HTML>
<html>
<head>
<title>Bug 1387871 - CSP: Test 'self' within meta csp in data: URI iframe</title>
<script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css" />
</head>
<body>
<iframe style="width:100%;" id="testframe"></iframe>
<script class="testbody" type="text/javascript">
SimpleTest.waitForExplicitFinish();
/* Description of the test:
* We load a data: URI into an iframe which provides a meta-csp
* including the keyword 'self'. We make sure 'self' does not
* allow a data: image to load.
*/
window.addEventListener("message", receiveMessage);
function receiveMessage(event) {
window.removeEventListener("message", receiveMessage);
is(event.data.result, "dataFrameReady", "sanity: received msg from loaded frame");
var frame = document.getElementById("testframe");
// make sure the img was blocked
var img = SpecialPowers.wrap(frame).contentDocument.getElementById("testimg");
is(img.width, 0, "img should be blocked - width should be 0");
is(img.height, 0, "img should be blocked - height should be 0");
// sanity check, make sure 'self' translates into data
var principal = SpecialPowers.wrap(frame).contentDocument.nodePrincipal;
var cspJSON = principal.cspJSON;
// parse the cspJSON in a csp-object
var cspOBJ = JSON.parse(cspJSON);
ok(cspOBJ, "sanity: was able to parse the CSP JSON");
// make sure we only got one policy
var policies = cspOBJ["csp-policies"];
is(policies.length, 1, "sanity: received one CSP policy");
var policy = policies[0];
var val = policy['img-src'];
is(val.toString(), "data://", "'self' should translate into data");
SimpleTest.finish();
}
SpecialPowers.pushPrefEnv(
{'set':[["security.data_uri.unique_opaque_origin", true]]},
function() {
let DATA_URI = `data:text/html,
<html>
<head>
<meta http-equiv="Content-Security-Policy" content="img-src 'self'">
</head>
<body onload="parent.postMessage({result:'dataFrameReady'},'*');">
data: URI frame with meta-csp including 'self'<br/>
<img id="testimg" src="data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAAUAAAAFCAYAAACNbyblAAAAHElEQVQI12P4//8/w38GIAXDIBKE0DHxgljNBAAO9TXL0Y4OHwAAAABJRU5ErkJggg==" />
</body>
</html>`;
document.getElementById("testframe").src = DATA_URI;
});
</script>
</body>
</html>