Permalink
Show file tree
Hide file tree
This commit does not belong to any branch on this repository, and may belong to a fork outside of the repository.
Browse files
Link headers don't support referrerpolicy
https://bugs.webkit.org/show_bug.cgi?id=241059 <rdar://94384756> Reviewed by Darin Adler. Added support for referrer-policy in link headers. whatwg/html#7961 * Source/WebCore/loader/LinkHeader.cpp: (WebCore::paramterNameFromString): (WebCore::LinkHeader::setValue): * Source/WebCore/loader/LinkHeader.h: (WebCore::LinkHeader::referrerPolicy const): * Source/WebCore/loader/LinkLoader.cpp: (WebCore::LinkLoader::loadLinksFromHeader): * LayoutTests/imported/w3c/web-platform-tests/preload/preload-referrer-policy-expected.txt: Added. * LayoutTests/imported/w3c/web-platform-tests/preload/preload-referrer-policy.html: Added. * LayoutTests/imported/w3c/web-platform-tests/preload/resources/echo-referrer.py: Added. (main): * LayoutTests/imported/w3c/web-platform-tests/preload/resources/link-header-referrer-policy.html: Added. * LayoutTests/imported/w3c/web-platform-tests/preload/resources/link-header-referrer-policy.py: Added. (main): Canonical link: https://commits.webkit.org/255354@main
- Loading branch information
1 parent
9ac23cd
commit 03cd94f0c94c76ae5aabc94449b075c8d72afcc1
Showing
8 changed files
with
373 additions
and
1 deletion.
There are no files selected for viewing
Large diffs are not rendered by default.
Oops, something went wrong.
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,119 @@ | ||
<!DOCTYPE html> | ||
<meta charset=utf-8> | ||
<title>The preload's referrerpolicy attribute should be respected</title> | ||
<meta name="timeout" content="long"> | ||
<script src="resources/dummy.js?link-header-preload2"></script> | ||
<script src="/common/get-host-info.sub.js"></script> | ||
<script src="/common/utils.js"></script> | ||
<script src="/resources/testharness.js"></script> | ||
<script src="/resources/testharnessreport.js"></script> | ||
<script src="/preload/resources/preload_helper.js"></script> | ||
<body> | ||
<p>The preload's referrerpolicy attribute should be respected, | ||
and consumed regardless of consumer referrer policy</p> | ||
<script> | ||
window.referrers = {}; | ||
const {REMOTE_ORIGIN} = get_host_info(); | ||
const loaders = { | ||
header: async (t, {preloadPolicy, resourcePolicy, href, id}) => { | ||
const iframe = document.createElement('iframe'); | ||
const params = new URLSearchParams(); | ||
params.set('href', href); | ||
params.set('resource-policy', resourcePolicy); | ||
if (preloadPolicy === '') | ||
params.set('preload-policy', ''); | ||
else | ||
params.set('preload-policy', `referrerpolicy=${preloadPolicy}`); | ||
iframe.src = `resources/link-header-referrer-policy.py?${params.toString()}`; | ||
t.add_cleanup(() => iframe.remove()); | ||
const done = new Promise(resolve => { | ||
window.addEventListener('message', ({data}) => { | ||
if (id in data.referrers) | ||
resolve({actualReferrer: data.referrers[id], entries: data.entries}); | ||
}) | ||
}); | ||
document.body.appendChild(iframe); | ||
const {actualReferrer, entries} = await done; | ||
return {actualReferrer, unsafe: iframe.src, entries}; | ||
}, | ||
element: async (t, {preloadPolicy, resourcePolicy, href, id}) => { | ||
const link = document.createElement('link'); | ||
link.href = href; | ||
link.as = 'script'; | ||
link.rel = 'preload'; | ||
link.referrerPolicy = preloadPolicy; | ||
const preloaded = new Promise(resolve => link.addEventListener('load', resolve)); | ||
t.add_cleanup(() => link.remove()); | ||
document.head.appendChild(link); | ||
await preloaded; | ||
const script = document.createElement('script'); | ||
script.src = href; | ||
script.referrerPolicy = resourcePolicy; | ||
const loaded = new Promise(resolve => script.addEventListener('load', resolve)); | ||
document.body.appendChild(script); | ||
await loaded; | ||
return {unsafe: location.href, actualReferrer: window.referrers[id], entries: performance.getEntriesByName(script.src).length} | ||
}, | ||
}; | ||
|
||
function test_referrer_policy(preloadPolicy, resourcePolicy, crossOrigin, type) { | ||
promise_test(async t => { | ||
const id = token(); | ||
const href = `${crossOrigin ? REMOTE_ORIGIN : ''}/preload/resources/echo-referrer.py?uid=${id}`; | ||
const {actualReferrer, unsafe, entries} = await loaders[type](t, {preloadPolicy, resourcePolicy, href, id}) | ||
assert_equals(entries, 1); | ||
const origin = window.origin + '/'; | ||
switch (preloadPolicy) { | ||
case '': | ||
assert_equals(actualReferrer, crossOrigin ? origin : unsafe); | ||
break; | ||
|
||
case 'no-referrer': | ||
assert_equals(actualReferrer, ''); | ||
break; | ||
|
||
case 'same-origin': | ||
assert_equals(actualReferrer, crossOrigin ? '' : unsafe); | ||
break; | ||
|
||
case 'origin-when-cross-origin': | ||
case 'strict-origin-when-cross-origin': | ||
assert_equals(actualReferrer, crossOrigin ? origin : unsafe); | ||
break; | ||
|
||
case 'origin': | ||
assert_equals(actualReferrer, origin); | ||
break; | ||
|
||
case 'unsafe-url': | ||
assert_equals(actualReferrer, unsafe); | ||
break; | ||
|
||
default: | ||
assert_equals(actualReferrer, ''); | ||
break; | ||
|
||
} | ||
}, `referrer policy (${preloadPolicy} -> ${resourcePolicy}, ${type}, ${crossOrigin ? 'cross-origin' : 'same-origin'})`) | ||
} | ||
const policies = [ | ||
"", | ||
"no-referrer", | ||
"same-origin", | ||
"origin", | ||
"origin-when-cross-origin", | ||
"strict-origin-when-cross-origin", | ||
"unsafe-url"] | ||
|
||
for (const preloadPolicy of policies) { | ||
for (const resourcePolicy of policies) { | ||
for (const type of ['element', 'header']) { | ||
for (const crossOrigin of [true, false]) { | ||
test_referrer_policy(preloadPolicy, resourcePolicy, crossOrigin, type); | ||
} | ||
} | ||
} | ||
} | ||
|
||
</script> | ||
</body> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,6 @@ | ||
def main(request, response): | ||
response_headers = [(b"Access-Control-Allow-Origin", b"*"), (b"Content-Type", b"text/javascript")] | ||
body = b""" | ||
window.referrers["%s"] = "%s"; | ||
""" % (request.GET.first(b"uid", b""), request.headers.get(b"referer", b"")) | ||
return (200, response_headers, body) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,26 @@ | ||
<!DOCTYPE html> | ||
<meta charset=utf-8> | ||
<body> | ||
<script> | ||
window.referrers = {}; | ||
const params = new URLSearchParams(location.search); | ||
const href = new URL(params.get('href'), location.href).toString(); | ||
new PerformanceObserver(async list => { | ||
let entries = list.getEntriesByName(href).length; | ||
if (!entries) | ||
return; | ||
|
||
const script = document.createElement('script'); | ||
script.src = href; | ||
script.referrerPolicy = params.get('resource-policy'); | ||
const loaded = new Promise(resolve => script.addEventListener('load', resolve)); | ||
document.body.appendChild(script); | ||
await loaded; | ||
entries = performance.getEntriesByName(href).length; | ||
window.parent.postMessage({ | ||
referrers: window.referrers, | ||
entries | ||
}, '*'); | ||
}).observe({type: 'resource', buffered: true}) | ||
</script> | ||
</body> |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
Original file line number | Diff line number | Diff line change |
---|---|---|
@@ -0,0 +1,11 @@ | ||
def main(request, response): | ||
response_headers = [(b"Link", b"<%s>;rel=\"preload\";%s;as=\"script\"" % | ||
(request.GET.first(b"href", b""), | ||
request.GET.first(b"preload-policy", b"")))] | ||
body = "" | ||
body_name_list = __file__.split(".")[:-1] | ||
body_name_list.append("html") | ||
filename = ".".join(body_name_list) | ||
with open(filename, 'r+b') as f: | ||
body = f.readlines() | ||
return (200, response_headers, body) |
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters
This file contains bidirectional Unicode text that may be interpreted or compiled differently than what appears below. To review, open the file in an editor that reveals hidden Unicode characters.
Learn more about bidirectional Unicode characters