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<!DOCTYPE HTML>
<html>
<head>
<title>Scripts should be allowed if a matching URL hash is present</title>
<script src="/common/get-host-info.sub.js"></script>
<script src='/resources/testharness.js'></script>
<script src='/resources/testharnessreport.js'c'></script>
<script src='support/util.js' nonce='abc'></script>
</head>
<body>
<script>
const { ORIGIN, REMOTE_ORIGIN } = get_host_info();
const scriptUrl = new URL("./support/externalScript.js", document.location).toString();
const dynamicScriptUrl = new URL("./support/add_dynamic_script.js", document.location).toString();
const redirectUrl = new URL("/common/redirect.py?location=" + scriptUrl, document.location).toString();
// This is the hash of the string 'foo.js':
const wrongHash = "LJVNbdCJGjP5027dMuLOQeMEiDI8JvMr5zMiXqW5tzs=";
function get_iframe_url(test_type, policy, script_url) {
return test_type == "header" ?
`support/iframe.sub.html?pipe=header(Content-Security-Policy,${policy})&script_url=${script_url}`:
`support/iframe_meta.sub.html?policy=${policy}&script_url=${script_url}`;
}
function get_iframe_url_with_inline_script(test_type, policy) {
return test_type == "header" ?
`support/iframe_inline.sub.html?pipe=header(Content-Security-Policy,${policy})`:
`support/iframe_inline_meta.sub.html?policy=${policy}`;
}
function get_iframe_url_in_child_dir(test_type, policy, script_url) {
return test_type == "header" ?
`support/child_dir/iframe.sub.html?pipe=header(Content-Security-Policy,${policy})&script_url=${script_url}`:
`support/child_dir/iframe_meta.sub.html?policy=${policy}&script_url=${script_url}`;
}
for (let test_type of ["header", "metatag"]) {
promise_test(async t => {
const scriptUrlHash = await sha256ofURL(scriptUrl);
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "script-src should allow script by its url hash - " + test_type);
promise_test(async t => {
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${wrongHash}' ${ORIGIN} ${REMOTE_ORIGIN}`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'CSP_VIOLATION');
}, "A parseable url-hash should ignore hostname allowlists - " + test_type);
// TODO(crbug.com/414459670): Add a test with an invalid url-hash.
promise_test(async t => {
const scriptUrlHash = await sha256ofURL(scriptUrl);
const policy = `default-src 'nonce-forinlinescript' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "default-src should allow script by its url hash - " + test_type);
promise_test(async t => {
const scriptUrlHash = await sha256ofURL(scriptUrl);
const policy = `script-src-elem 'nonce-forinlinescript' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "script-src-elem should allow script by its url hash - " + test_type);
promise_test(async t => {
// externalScript.js isn't allowlisted:
const dynamicScriptUrlHash = await sha256ofURL(dynamicScriptUrl);
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${dynamicScriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'add_dynamic_script.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'CSP_VIOLATION');
}, "url hashes should not allow dynamically inserted script transitively - " + test_type);
promise_test(async t => {
const scriptUrlHash = await sha256ofURL(scriptUrl);
const dynamicScriptUrlHash = await sha256ofURL(dynamicScriptUrl);
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${dynamicScriptUrlHash}' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'add_dynamic_script.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "url hashes should allow dynamically inserted script if allowlisted - " + test_type);
promise_test(async t => {
// externalScript.js isn't explicitly allowlisted but it should be allowed:
const redirectUrlHash = await sha256ofURL(redirectUrl);
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${redirectUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, redirectUrl);
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "url hashes should allow redirected scripts - " + test_type);
// Tests for strict-dynamic-url keyword:
promise_test(async t => {
// add_dynamic_script.js isn't allowlisted but strict-dynamic-url should allow it:
const dynamicScriptUrlHash = await sha256ofURL(dynamicScriptUrl);
const policy = `script-src 'nonce-forinlinescript' 'strict-dynamic-url' 'url-sha256-${dynamicScriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'add_dynamic_script.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "dynamically inserted parser-inserted script should be allowed if strict-dynamic-url is present - " + test_type);
promise_test(async t => {
// externalScript.js isn't allowlisted but strict-dynamic-url should allow it:
const scriptUrlHash = await sha256ofURL(scriptUrl);
// This is the hash of the inline script that dynamically inserts externalScript.js.
const inlineScriptHash = "F8UqObF6TSi2W4dDcDzAOAplJkYovBE6JpJjsZJy5HA=";
const policy = `script-src 'nonce-forinlinescript' 'strict-dynamic-url' 'sha256-${inlineScriptHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url_with_inline_script(test_type, policy);
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "dynamically inserted script inserted by an inline script should be allowed if strict-dynamic-url is present - " + test_type);
// Relative URL tests:
promise_test(async t => {
const scriptUrlHash = await sha256ofURL("externalScript.js");
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "script-src should allow script by its relative url's hash - " + test_type);
promise_test(async t => {
const scriptUrlHash = await sha256ofURL("child_dir/externalScript.js");
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'child_dir/externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "script-src should allow script by its relative url's hash in child directory - " + test_type);
promise_test(async t => {
const scriptUrlHash = await sha256ofURL("./externalScript.js");
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url(test_type, policy, 'externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'CSP_VIOLATION');
}, "script-src should disallow script with incorrect relative url hash - " + test_type);
// Relative URL tests with iframes in support/child_dir.
promise_test(async t => {
const scriptUrlHash = await sha256ofURL("externalScript.js");
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url_in_child_dir(test_type, policy, 'externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "script-src should allow script by its relative url's hash in an iframe in child dir - " + test_type);
promise_test(async t => {
const scriptUrlHash = await sha256ofURL("../externalScript.js");
const policy = `script-src 'nonce-forinlinescript' 'url-sha256-${scriptUrlHash}'`
let frame = document.createElement('iframe');
frame.src = get_iframe_url_in_child_dir(test_type, policy, '../externalScript.js');
document.body.appendChild(frame);
const msgEvent = await new Promise(resolve => window.onmessage = resolve);
assert_equals(msgEvent.data, 'SCRIPT_RAN');
}, "script-src should allow script in parent dir by its relative url's hash in an iframe in child dir - " + test_type);
}
</script>
</body>
</html>
|
