Introduce Platform::cacheMetadataInCacheStorage() to store V8 code cache in CacheStorage

third_party/WebKit/Source/core/fetch/Resource.cpp

 /*
     Copyright (C) 1998 Lars Knoll (knoll@mpi-hd.mpg.de)
     Copyright (C) 2001 Dirk Mueller (mueller@kde.org)
     Copyright (C) 2002 Waldo Bastian (bastian@kde.org)
     Copyright (C) 2006 Samuel Weinig (sam.weinig@gmail.com)
     Copyright (C) 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011 Apple Inc. All rights reserved.
 
     This library is free software; you can redistribute it and/or
     modify it under the terms of the GNU Library General Public
     License as published by the Free Software Foundation; either
@@ skipping 23 matching lines @@
 #include "core/inspector/InspectorInstrumentation.h"
 #include "core/inspector/InstanceCounters.h"
 #include "platform/Logging.h"
 #include "platform/SharedBuffer.h"
 #include "platform/TraceEvent.h"
 #include "platform/network/HTTPParsers.h"
 #include "platform/weborigin/KURL.h"
 #include "public/platform/Platform.h"
 #include "public/platform/WebProcessMemoryDump.h"
 #include "public/platform/WebScheduler.h"
+#include "public/platform/WebSecurityOrigin.h"
 #include "wtf/CurrentTime.h"
 #include "wtf/MathExtras.h"
 #include "wtf/StdLibExtras.h"
 #include "wtf/Vector.h"
 #include "wtf/WeakPtr.h"
 #include "wtf/text/CString.h"
 #include <algorithm>
 
 namespace blink {
 
@@ skipping 44 matching lines @@
     static CacheHandler* create(Resource* resource)
     {
         return new CacheHandler(resource);
     }
     ~CacheHandler() override { }
     DECLARE_VIRTUAL_TRACE();
     void setCachedMetadata(unsigned, const char*, size_t, CacheType) override;
     void clearCachedMetadata(CacheType) override;
     CachedMetadata* cachedMetadata(unsigned) const override;
     String encoding() const override;
+    bool shouldAggressivelyCache() const override;
 
 private:
     explicit CacheHandler(Resource*);
     Member<Resource> m_resource;
 };
 
 Resource::CacheHandler::CacheHandler(Resource* resource)
     : m_resource(resource)
 {
 }
@@ skipping 17 matching lines @@
 CachedMetadata* Resource::CacheHandler::cachedMetadata(unsigned dataTypeID) const
 {
     return m_resource->cachedMetadata(dataTypeID);
 }
 
 String Resource::CacheHandler::encoding() const
 {
     return m_resource->encoding();
 }
 
+bool Resource::CacheHandler::shouldAggressivelyCache() const
+{
+    return m_resource->shouldAggressivelyCacheMetadata();
+}
+
 class Resource::ResourceCallback final : public GarbageCollectedFinalized<ResourceCallback> {
 public:
     static ResourceCallback& callbackHandler();
     DECLARE_TRACE();
     void schedule(Resource*);
     void cancel(Resource*);
     bool isScheduled(Resource*) const;
 private:
     ResourceCallback();
 
@@ skipping 104 matching lines @@
         return;
 
     RELEASE_ASSERT(!m_loader);
     ASSERT(stillNeedsLoad());
     m_status = Pending;
 
     ResourceRequest& request(m_revalidatingRequest.isNull() ? m_resourceRequest : m_revalidatingRequest);
     KURL url = request.url();
     request.setAllowStoredCredentials(m_options.allowCredentials == AllowStoredCredentials);
 
+    m_fetcherSecurityOrigin = fetcher->context().getSecurityOrigin();
     m_loader = ResourceLoader::create(fetcher, this);
     m_loader->start(request);
     // If the request reference is null (i.e., a synchronous revalidation will
     // null the request), don't make the request non-null by setting the url.
     if (!request.isNull())
         request.setURL(url);
 }
 
 void Resource::checkNotify()
 {
@@ skipping 248 matching lines @@
     // be enhanced to store types of metadata in a map.
     ASSERT(!m_cachedMetadata);
 
     m_cachedMetadata = CachedMetadata::create(dataTypeID, data, size);
 
     // We don't support sending the metadata to the platform when the response
     // was fetched via a ServiceWorker to prevent an attacker's Service Worker
     // from poisoning the metadata cache.
     // FIXME: Support sending the metadata even if the response was fetched via
     // a ServiceWorker. https://crbug.com/448706
-    if (cacheType == CachedMetadataHandler::SendToPlatform && !m_response.wasFetchedViaServiceWorker()) {
-        const Vector<char>& serializedData = m_cachedMetadata->serialize();
-        Platform::current()->cacheMetadata(m_response.url(), m_response.responseTime(), serializedData.data(), serializedData.size());
+    if (cacheType == CachedMetadataHandler::SendToPlatform) {
+        if (cacheMetadataSendToPlatformDisabled())
+            return;
+
+        if (!m_response.wasFetchedViaServiceWorker()) {
+            const Vector<char>& serializedData = m_cachedMetadata->serialize();
+            Platform::current()->cacheMetadata(m_response.url(), m_response.responseTime(), serializedData.data(), serializedData.size());
+        } else if (!m_response.cacheStorageCacheName().isNull()) {
+            const Vector<char>& serializedData = m_cachedMetadata->serialize();
+            Platform::current()->cacheMetadataInCacheStorage(m_response.url(), m_response.responseTime(), serializedData.data(), serializedData.size(), WebSecurityOrigin(m_fetcherSecurityOrigin), m_response.cacheStorageCacheName());
+        }
     }
 }
 
 void Resource::clearCachedMetadata(CachedMetadataHandler::CacheType cacheType)
 {
     m_cachedMetadata.clear();
 
-    if (cacheType == CachedMetadataHandler::SendToPlatform)
-        Platform::current()->cacheMetadata(m_response.url(), m_response.responseTime(), 0, 0);
+    if (cacheType == CachedMetadataHandler::SendToPlatform) {
+        if (!m_response.wasFetchedViaServiceWorker()) {
+            Platform::current()->cacheMetadata(m_response.url(), m_response.responseTime(), 0, 0);
+        } else if (!m_response.cacheStorageCacheName().isNull()) {
+            Platform::current()->cacheMetadataInCacheStorage(m_response.url(), m_response.responseTime(), 0, 0, WebSecurityOrigin(m_fetcherSecurityOrigin), m_response.cacheStorageCacheName());
+        }
+    }
 }
 
 String Resource::reasonNotDeletable() const
 {
     StringBuilder builder;
     if (hasClientsOrObservers()) {
         builder.append("hasClients(");
         builder.appendNumber(m_clients.size());
         if (!m_clientsAwaitingCallback.isEmpty()) {
             builder.append(", AwaitingCallback=");
@@ skipping 516 matching lines @@
     case Resource::Media:
         return "Media";
     case Resource::Manifest:
         return "Manifest";
     }
     ASSERT_NOT_REACHED();
     return "Unknown";
 }
 
 } // namespace blink