Title: [200578] trunk/Source
Revision
200578
Author
commit-qu...@webkit.org
Date
2016-05-09 09:54:37 -0700 (Mon, 09 May 2016)

Log Message

Don't use DiskCache for media resource loads
https://bugs.webkit.org/show_bug.cgi?id=157405

Patch by Alex Christensen <achristen...@webkit.org> on 2016-05-09
Reviewed by Darin Adler.

Source/WebCore:

http/tests/security/video-cross-origin-caching.html was loading from the disk cache.
This patch adds an assertion that fires in that test without this fix.

* loader/MediaResourceLoader.cpp:
(WebCore::MediaResourceLoader::requestResource):
* platform/graphics/PlatformMediaResourceLoader.h:
* platform/network/ResourceRequestBase.h:
(WebCore::ResourceRequestBase::hiddenFromInspector):
(WebCore::ResourceRequestBase::setHiddenFromInspector):
(WebCore::ResourceRequestBase::requester):
(WebCore::ResourceRequestBase::setRequester):
* platform/network/cocoa/WebCoreNSURLSession.mm:
(-[WebCoreNSURLSessionDataTask _restart]):
(-[WebCoreNSURLSessionDataTask resource:receivedResponse:]):

Source/WebKit2:

* NetworkProcess/cache/NetworkCache.cpp:
(WebKit::NetworkCache::makeRetrieveDecision):
(WebKit::NetworkCache::makeStoreDecision):
* NetworkProcess/cache/NetworkCache.h:
* NetworkProcess/cache/NetworkCacheStatistics.cpp:
(WebKit::NetworkCache::retrieveDecisionToDiagnosticKey):

Modified Paths

Diff

Modified: trunk/Source/WebCore/ChangeLog (200577 => 200578)


--- trunk/Source/WebCore/ChangeLog	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebCore/ChangeLog	2016-05-09 16:54:37 UTC (rev 200578)
@@ -1,3 +1,25 @@
+2016-05-09  Alex Christensen  <achristen...@webkit.org>
+
+        Don't use DiskCache for media resource loads
+        https://bugs.webkit.org/show_bug.cgi?id=157405
+
+        Reviewed by Darin Adler.
+
+        http/tests/security/video-cross-origin-caching.html was loading from the disk cache.
+        This patch adds an assertion that fires in that test without this fix.
+
+        * loader/MediaResourceLoader.cpp:
+        (WebCore::MediaResourceLoader::requestResource):
+        * platform/graphics/PlatformMediaResourceLoader.h:
+        * platform/network/ResourceRequestBase.h:
+        (WebCore::ResourceRequestBase::hiddenFromInspector):
+        (WebCore::ResourceRequestBase::setHiddenFromInspector):
+        (WebCore::ResourceRequestBase::requester):
+        (WebCore::ResourceRequestBase::setRequester):
+        * platform/network/cocoa/WebCoreNSURLSession.mm:
+        (-[WebCoreNSURLSessionDataTask _restart]):
+        (-[WebCoreNSURLSessionDataTask resource:receivedResponse:]):
+
 2016-05-09  Ryosuke Niwa  <rn...@webkit.org>
 
         Refactor FocusController::findFocusableElementRecursively

Modified: trunk/Source/WebCore/loader/MediaResourceLoader.cpp (200577 => 200578)


--- trunk/Source/WebCore/loader/MediaResourceLoader.cpp	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebCore/loader/MediaResourceLoader.cpp	2016-05-09 16:54:37 UTC (rev 200578)
@@ -64,9 +64,11 @@
 
     DataBufferingPolicy bufferingPolicy = options & LoadOption::BufferData ? WebCore::BufferData : WebCore::DoNotBufferData;
     RequestOriginPolicy corsPolicy = !m_crossOriginMode.isNull() ? PotentiallyCrossOriginEnabled : UseDefaultOriginRestrictionsForType;
+    auto cachingPolicy = options & LoadOption::DisallowCaching ? CachingPolicy::DisallowCaching : CachingPolicy::AllowCaching;
     StoredCredentials allowCredentials = m_crossOriginMode.isNull() || equalLettersIgnoringASCIICase(m_crossOriginMode, "use-credentials") ? AllowStoredCredentials : DoNotAllowStoredCredentials;
 
     auto updatedRequest = request;
+    updatedRequest.setRequester(ResourceRequest::Requester::Media);
 #if HAVE(AVFOUNDATION_LOADER_DELEGATE) && PLATFORM(MAC)
     // FIXME: Workaround for <rdar://problem/26071607>. We are not able to do CORS checking on 304 responses because they
     // are usually missing the headers we need.
@@ -76,7 +78,7 @@
 
     // FIXME: Skip Content Security Policy check if the element that inititated this request
     // is in a user-agent shadow tree. See <https://bugs.webkit.org/show_bug.cgi?id=155505>.
-    CachedResourceRequest cacheRequest(updatedRequest, ResourceLoaderOptions(SendCallbacks, DoNotSniffContent, bufferingPolicy, allowCredentials, DoNotAskClientForCrossOriginCredentials, ClientDidNotRequestCredentials, DoSecurityCheck, corsPolicy, DoNotIncludeCertificateInfo, ContentSecurityPolicyImposition::DoPolicyCheck, DefersLoadingPolicy::AllowDefersLoading, CachingPolicy::AllowCaching));
+    CachedResourceRequest cacheRequest(updatedRequest, ResourceLoaderOptions(SendCallbacks, DoNotSniffContent, bufferingPolicy, allowCredentials, DoNotAskClientForCrossOriginCredentials, ClientDidNotRequestCredentials, DoSecurityCheck, corsPolicy, DoNotIncludeCertificateInfo, ContentSecurityPolicyImposition::DoPolicyCheck, DefersLoadingPolicy::AllowDefersLoading, cachingPolicy));
 
     if (!m_crossOriginMode.isNull())
         updateRequestForAccessControl(cacheRequest.mutableResourceRequest(), m_document->securityOrigin(), allowCredentials);

Modified: trunk/Source/WebCore/platform/graphics/PlatformMediaResourceLoader.h (200577 => 200578)


--- trunk/Source/WebCore/platform/graphics/PlatformMediaResourceLoader.h	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebCore/platform/graphics/PlatformMediaResourceLoader.h	2016-05-09 16:54:37 UTC (rev 200578)
@@ -61,6 +61,7 @@
 public:
     enum LoadOption {
         BufferData = 1 << 0,
+        DisallowCaching = 1 << 1,
     };
     typedef unsigned LoadOptions;
 

Modified: trunk/Source/WebCore/platform/network/ResourceRequestBase.h (200577 => 200578)


--- trunk/Source/WebCore/platform/network/ResourceRequestBase.h	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebCore/platform/network/ResourceRequestBase.h	2016-05-09 16:54:37 UTC (rev 200578)
@@ -150,7 +150,7 @@
         bool hiddenFromInspector() const { return m_hiddenFromInspector; }
         void setHiddenFromInspector(bool hiddenFromInspector) { m_hiddenFromInspector = hiddenFromInspector; }
 
-        enum class Requester { Unspecified, Main, XHR };
+        enum class Requester { Unspecified, Main, XHR, Media };
         Requester requester() const { return m_requester; }
         void setRequester(Requester requester) { m_requester = requester; }
 

Modified: trunk/Source/WebCore/platform/network/cocoa/WebCoreNSURLSession.mm (200577 => 200578)


--- trunk/Source/WebCore/platform/network/cocoa/WebCoreNSURLSession.mm	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebCore/platform/network/cocoa/WebCoreNSURLSession.mm	2016-05-09 16:54:37 UTC (rev 200578)
@@ -415,7 +415,7 @@
     ASSERT(isMainThread());
     [self _cancel];
 
-    _resource = self.session.loader.requestResource(self.originalRequest, 0);
+    _resource = self.session.loader.requestResource(self.originalRequest, PlatformMediaResourceLoader::LoadOption::DisallowCaching);
     if (_resource)
         _resource->setClient(std::make_unique<WebCoreNSURLSessionDataTaskClient>(self));
 }
@@ -526,6 +526,7 @@
 
 - (void)resource:(PlatformMediaResource&)resource receivedResponse:(const ResourceResponse&)response
 {
+    ASSERT(response.source() == ResourceResponse::Source::Network);
     ASSERT_UNUSED(resource, &resource == _resource);
     ASSERT(isMainThread());
     [self.session task:self didReceiveCORSAccessCheckResult:resource.didPassAccessControlCheck()];

Modified: trunk/Source/WebKit2/ChangeLog (200577 => 200578)


--- trunk/Source/WebKit2/ChangeLog	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebKit2/ChangeLog	2016-05-09 16:54:37 UTC (rev 200578)
@@ -1,3 +1,17 @@
+2016-05-09  Alex Christensen  <achristen...@webkit.org>
+
+        Don't use DiskCache for media resource loads
+        https://bugs.webkit.org/show_bug.cgi?id=157405
+
+        Reviewed by Darin Adler.
+
+        * NetworkProcess/cache/NetworkCache.cpp:
+        (WebKit::NetworkCache::makeRetrieveDecision):
+        (WebKit::NetworkCache::makeStoreDecision):
+        * NetworkProcess/cache/NetworkCache.h:
+        * NetworkProcess/cache/NetworkCacheStatistics.cpp:
+        (WebKit::NetworkCache::retrieveDecisionToDiagnosticKey):
+
 2016-05-08  Myles C. Maxfield  <mmaxfi...@apple.com>
 
         [OS X] Migrate our Font classes entirely off of NSFont

Modified: trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.cpp (200577 => 200578)


--- trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.cpp	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.cpp	2016-05-09 16:54:37 UTC (rev 200578)
@@ -242,6 +242,8 @@
     // FIXME: Support HEAD requests.
     if (request.httpMethod() != "GET")
         return RetrieveDecision::NoDueToHTTPMethod;
+    if (request.requester() == WebCore::ResourceRequest::Requester::Media)
+        return RetrieveDecision::NoDueToStreamingMedia;
     if (request.cachePolicy() == WebCore::ReloadIgnoringCacheData && !request.isConditional())
         return RetrieveDecision::NoDueToReloadIgnoringCache;
 
@@ -334,8 +336,10 @@
     // Streaming media fills the cache quickly and is unlikely to be reused.
     // FIXME: We should introduce a separate media cache partition that doesn't affect other resources.
     // FIXME: We should also make sure make the MSE paths are copy-free so we can use mapped buffers from disk effectively.
-    bool isLikelyStreamingMedia = originalRequest.requester() == WebCore::ResourceRequest::Requester::XHR && isMediaMIMEType(response.mimeType());
-    if (isLikelyStreamingMedia)
+    auto requester = originalRequest.requester();
+    bool isDefinitelyStreamingMedia = requester == WebCore::ResourceRequest::Requester::Media;
+    bool isLikelyStreamingMedia = requester == WebCore::ResourceRequest::Requester::XHR && isMediaMIMEType(response.mimeType());
+    if (isLikelyStreamingMedia || isDefinitelyStreamingMedia)
         return StoreDecision::NoDueToStreamingMedia;
 
     return StoreDecision::Yes;

Modified: trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.h (200577 => 200578)


--- trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.h	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebKit2/NetworkProcess/cache/NetworkCache.h	2016-05-09 16:54:37 UTC (rev 200578)
@@ -60,7 +60,8 @@
     Yes,
     NoDueToHTTPMethod,
     NoDueToConditionalRequest,
-    NoDueToReloadIgnoringCache
+    NoDueToReloadIgnoringCache,
+    NoDueToStreamingMedia,
 };
 
 // FIXME: This enum is used in the Statistics code in a way that prevents removing or reordering anything.
@@ -73,7 +74,7 @@
     NoDueToHTTPStatusCode,
     NoDueToNoStoreRequest,
     NoDueToUnlikelyToReuse,
-    NoDueToStreamingMedia
+    NoDueToStreamingMedia,
 };
 
 enum class UseDecision {

Modified: trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStatistics.cpp (200577 => 200578)


--- trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStatistics.cpp	2016-05-09 16:28:38 UTC (rev 200577)
+++ trunk/Source/WebKit2/NetworkProcess/cache/NetworkCacheStatistics.cpp	2016-05-09 16:54:37 UTC (rev 200578)
@@ -206,6 +206,8 @@
         return WebCore::DiagnosticLoggingKeys::isConditionalRequestKey();
     case RetrieveDecision::NoDueToReloadIgnoringCache:
         return WebCore::DiagnosticLoggingKeys::isReloadIgnoringCacheDataKey();
+    case RetrieveDecision::NoDueToStreamingMedia:
+        return WebCore::DiagnosticLoggingKeys::streamingMedia();
     case RetrieveDecision::Yes:
         ASSERT_NOT_REACHED();
         break;
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