Title: [193984] trunk
Revision
193984
Author
jiewen_...@apple.com
Date
2015-12-11 14:43:49 -0800 (Fri, 11 Dec 2015)

Log Message

Strip out Referer header when requesting subresources or following links for documents with "Content-Disposition: attachment"
https://bugs.webkit.org/show_bug.cgi?id=152102
<rdar://problem/22124230>

Reviewed by Andy Estes.

Source/WebCore:

Keep the ReferrerPolicy for a document as ReferrerPolicyNever if the document is loaded with
"Content-Disposition: attachment".

Test: http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header.html

* dom/Document.cpp:
(WebCore::Document::processReferrerPolicy):
(WebCore::Document::applyContentDispositionAttachmentSandbox):

LayoutTests:

* http/tests/contentdispositionattachmentsandbox/resources/echo-http-referer.php: Added.
* http/tests/contentdispositionattachmentsandbox/resources/subresource-request-not-include-referer-header-frame.php: Added.
* http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header-expected.txt: Added.
* http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header.html: Added.

Modified Paths

Added Paths

Diff

Modified: trunk/LayoutTests/ChangeLog (193983 => 193984)


--- trunk/LayoutTests/ChangeLog	2015-12-11 22:39:29 UTC (rev 193983)
+++ trunk/LayoutTests/ChangeLog	2015-12-11 22:43:49 UTC (rev 193984)
@@ -1,3 +1,16 @@
+2015-12-11  Jiewen Tan  <jiewen_...@apple.com>
+
+        Strip out Referer header when requesting subresources or following links for documents with "Content-Disposition: attachment"
+        https://bugs.webkit.org/show_bug.cgi?id=152102
+        <rdar://problem/22124230>
+
+        Reviewed by Andy Estes.
+
+        * http/tests/contentdispositionattachmentsandbox/resources/echo-http-referer.php: Added.
+        * http/tests/contentdispositionattachmentsandbox/resources/subresource-request-not-include-referer-header-frame.php: Added.
+        * http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header-expected.txt: Added.
+        * http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header.html: Added.
+
 2015-12-11  Ryan Haddad  <ryanhad...@apple.com>
 
         Marking fast/events/ios tests as flaky on ios-simulator due to timeouts

Added: trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/resources/echo-http-referer.php (0 => 193984)


--- trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/resources/echo-http-referer.php	                        (rev 0)
+++ trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/resources/echo-http-referer.php	2015-12-11 22:43:49 UTC (rev 193984)
@@ -0,0 +1,8 @@
+<!DOCTYPE html>
+<script>
+if (window.parent.testRunner)
+    testRunner.notifyDone();
+</script>
+<?php
+echo $_SERVER['HTTP_REFERER'];
+?>
\ No newline at end of file

Added: trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/resources/subresource-request-not-include-referer-header-frame.php (0 => 193984)


--- trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/resources/subresource-request-not-include-referer-header-frame.php	                        (rev 0)
+++ trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/resources/subresource-request-not-include-referer-header-frame.php	2015-12-11 22:43:49 UTC (rev 193984)
@@ -0,0 +1,14 @@
+<?php
+header("Content-Disposition: attachment; filename=test.html");
+header("Content-Type: text/html");
+?>
+<!DOCTYPE html>
+<style>
+a {
+    display: block;
+    width: 100vw;
+    height: 100vh;
+}
+
+</style>
+<a href="" to second-wo-referer.php</a>
\ No newline at end of file

Added: trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header-expected.txt (0 => 193984)


--- trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header-expected.txt	                        (rev 0)
+++ trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header-expected.txt	2015-12-11 22:43:49 UTC (rev 193984)
@@ -0,0 +1,8 @@
+This test verifies that a subresource loaded by a document which is loaded with Content-Disposition:attachment will not have http referer. Tess passes if no referer is printed.
+
+
+
+--------
+Frame: 'iframe'
+--------
+

Added: trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header.html (0 => 193984)


--- trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header.html	                        (rev 0)
+++ trunk/LayoutTests/http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header.html	2015-12-11 22:43:49 UTC (rev 193984)
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<script>
+if (window.internals)
+    internals.settings.setContentDispositionAttachmentSandboxEnabled(true);
+
+if (window.testRunner) {
+    testRunner.dumpAsText();
+    testRunner.dumpChildFramesAsText();
+    testRunner.waitUntilDone();
+}
+
+function navigation() {
+    // Due to the sandbox, it's not possible to run script in the iframe or even access its contentDocument.
+    var element = document.getElementById('iframe');
+    var x = element.offsetLeft + 10;
+    var y = element.offsetTop + 10;
+
+    if (window.testRunner) {
+        if (window.eventSender) {
+            eventSender.mouseMoveTo(x, y);
+            eventSender.mouseDown();
+            eventSender.mouseUp();
+        }
+
+        if (testRunner.runUIScript)
+            testRunner.runUIScript("(function() { uiController.singleTapAtPoint(" + x + ", " + y + "); })()");
+    }
+}
+</script>
+<p>This test verifies that a subresource loaded by a document which is loaded with Content-Disposition:attachment will not have http referer. Tess passes if no referer is printed.</p>
+<iframe id='iframe' src="" _onload_="navigation()"></iframe>

Modified: trunk/Source/WebCore/ChangeLog (193983 => 193984)


--- trunk/Source/WebCore/ChangeLog	2015-12-11 22:39:29 UTC (rev 193983)
+++ trunk/Source/WebCore/ChangeLog	2015-12-11 22:43:49 UTC (rev 193984)
@@ -1,3 +1,20 @@
+2015-12-11  Jiewen Tan  <jiewen_...@apple.com>
+
+        Strip out Referer header when requesting subresources or following links for documents with "Content-Disposition: attachment"
+        https://bugs.webkit.org/show_bug.cgi?id=152102
+        <rdar://problem/22124230>
+
+        Reviewed by Andy Estes.
+
+        Keep the ReferrerPolicy for a document as ReferrerPolicyNever if the document is loaded with
+        "Content-Disposition: attachment".
+
+        Test: http/tests/contentdispositionattachmentsandbox/subresource-request-not-include-referer-header.html
+
+        * dom/Document.cpp:
+        (WebCore::Document::processReferrerPolicy):
+        (WebCore::Document::applyContentDispositionAttachmentSandbox):
+
 2015-12-11  Brady Eidson  <beid...@apple.com>
 
         Modern IDB: storage/indexeddb/key-type-array.html fails.

Modified: trunk/Source/WebCore/dom/Document.cpp (193983 => 193984)


--- trunk/Source/WebCore/dom/Document.cpp	2015-12-11 22:39:29 UTC (rev 193983)
+++ trunk/Source/WebCore/dom/Document.cpp	2015-12-11 22:43:49 UTC (rev 193984)
@@ -3339,6 +3339,11 @@
 {
     ASSERT(!policy.isNull());
 
+    // Documents in a Content-Disposition: attachment sandbox should never send a Referer header,
+    // even if the document has a meta tag saying otherwise.
+    if (shouldEnforceContentDispositionAttachmentSandbox())
+        return;
+
     // Note that we're supporting both the standard and legacy keywords for referrer
     // policies, as defined by http://www.w3.org/TR/referrer-policy/#referrer-policy-delivery-meta
     if (equalIgnoringCase(policy, "no-referrer") || equalIgnoringCase(policy, "never"))
@@ -6871,6 +6876,7 @@
 {
     ASSERT(shouldEnforceContentDispositionAttachmentSandbox());
 
+    setReferrerPolicy(ReferrerPolicyNever);
     if (!isMediaDocument())
         enforceSandboxFlags(SandboxAll);
     else
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