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2673 lines (2270 loc) · 133 KB
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/*
* Copyright (C) 2012-2026 Apple Inc. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "config.h"
#include "NetworkResourceLoader.h"
#include "ArgumentCoders.h"
#include "EarlyHintsResourceLoader.h"
#include "FormDataReference.h"
#include "LoadedWebArchive.h"
#include "Logging.h"
#include "MessageSenderInlines.h"
#include "NetworkCache.h"
#include "NetworkCacheSpeculativeLoadManager.h"
#include "NetworkConnectionToWebProcess.h"
#include "NetworkConnectionToWebProcessMessages.h"
#include "NetworkLoad.h"
#include "NetworkLoadChecker.h"
#include "NetworkOriginAccessPatterns.h"
#include "NetworkProcess.h"
#include "NetworkProcessConnectionMessages.h"
#include "NetworkProcessProxyMessages.h"
#include "NetworkSchemeRegistry.h"
#include "NetworkSession.h"
#include "NetworkStorageManager.h"
#include "PrivateRelayed.h"
#include "QualifiedServerTrustFetch.h"
#include "ResourceLoadInfo.h"
#include "ServiceWorkerFetchTask.h"
#include "SharedBufferReference.h"
#include "WebErrors.h"
#include "WebFrameProxyFromNetworkProcessMessages.h"
#include "WebLoaderStrategy.h"
#include "WebPageMessages.h"
#include "WebResourceLoaderMessages.h"
#include "WebSWServerConnection.h"
#include "WebSharedWorkerServer.h"
#include "WebsiteDataStore.h"
#include "WebsiteDataStoreParameters.h"
#include <WebCore/BlobDataFileReference.h>
#include <WebCore/COEPInheritenceViolationReportBody.h>
#include <WebCore/CORPViolationReportBody.h>
#include <WebCore/CertificateInfo.h>
#include <WebCore/ClientOrigin.h>
#include <WebCore/ContentSecurityPolicy.h>
#include <WebCore/CrossOriginEmbedderPolicy.h>
#include <WebCore/DiagnosticLoggingClient.h>
#include <WebCore/DiagnosticLoggingKeys.h>
#include <WebCore/HTTPParsers.h>
#include <WebCore/HTTPStatusCodes.h>
#include <WebCore/LegacySchemeRegistry.h>
#include <WebCore/LinkHeader.h>
#include <WebCore/LinkRelAttribute.h>
#include <WebCore/NetworkLoadMetrics.h>
#include <WebCore/NetworkStorageSession.h>
#include <WebCore/OriginAccessPatterns.h>
#include <WebCore/PendingStreamState.h>
#include <WebCore/RegistrableDomain.h>
#include <WebCore/ReportingScope.h>
#include <WebCore/SWServer.h>
#include <WebCore/SameSiteInfo.h>
#include <WebCore/SecurityOrigin.h>
#include <WebCore/SecurityPolicy.h>
#include <WebCore/ShareableResource.h>
#include <WebCore/SharedBuffer.h>
#include <WebCore/ViolationReportType.h>
#include <wtf/Borrow.h>
#include <wtf/CallbackAggregator.h>
#include <wtf/CheckedArithmetic.h>
#include <wtf/Expected.h>
#include <wtf/RunLoop.h>
#include <wtf/text/MakeString.h>
#if USE(QUICK_LOOK)
#include <WebCore/PreviewConverter.h>
#endif
#if ENABLE(CONTENT_FILTERING)
#include <WebCore/ContentFilter.h>
#include <WebCore/ContentFilterUnblockHandler.h>
#endif
#if HAVE(BROWSERENGINEKIT_WEBCONTENTFILTER)
#include "WebParentalControlsURLFilter.h"
#endif
#if PLATFORM(COCOA)
#include "PathsBlockedForSandboxExtensions.h"
#include <wtf/cocoa/RuntimeApplicationChecksCocoa.h>
#endif
#define LOADER_RELEASE_LOG_WITH_THIS(thisPtr, fmt, ...) RELEASE_LOG(Network, "%p - [pageProxyID=%" PRIu64 ", webPageID=%" PRIu64 ", frameID=%" PRIu64 ", resourceID=%" PRIu64 ", isMainResource=%d, destination=%u, isSynchronous=%d] NetworkResourceLoader::" fmt, WTF::getPtr(thisPtr), thisPtr->webPageProxyID().toUInt64(), thisPtr->pageID().toUInt64(), thisPtr->frameID().toUInt64(), thisPtr->coreIdentifier().toUInt64(), thisPtr->isMainResource(), static_cast<unsigned>(thisPtr->m_parameters.options.destination), thisPtr->isSynchronous(), ##__VA_ARGS__)
#define LOADER_RELEASE_LOG(fmt, ...) RELEASE_LOG(Network, "%p - [pageProxyID=%" PRIu64 ", webPageID=%" PRIu64 ", frameID=%" PRIu64 ", resourceID=%" PRIu64 ", isMainResource=%d, destination=%u, isSynchronous=%d] NetworkResourceLoader::" fmt, this, webPageProxyID().toUInt64(), pageID().toUInt64(), frameID().toUInt64(), coreIdentifier().toUInt64(), isMainResource(), static_cast<unsigned>(m_parameters.options.destination), isSynchronous(), ##__VA_ARGS__)
#define LOADER_RELEASE_LOG_DEBUG(fmt, ...) RELEASE_LOG_DEBUG(Network, "%p - [pageProxyID=%" PRIu64 ", webPageID=%" PRIu64 ", frameID=%" PRIu64 ", resourceID=%" PRIu64 ", isMainResource=%d, destination=%u, isSynchronous=%d] NetworkResourceLoader::" fmt, this, webPageProxyID().toUInt64(), pageID().toUInt64(), frameID().toUInt64(), coreIdentifier().toUInt64(), isMainResource(), static_cast<unsigned>(m_parameters.options.destination), isSynchronous(), ##__VA_ARGS__)
#define LOADER_RELEASE_LOG_ERROR(fmt, ...) RELEASE_LOG_ERROR(Network, "%p - [pageProxyID=%" PRIu64 ", webPageID=%" PRIu64 ", frameID=%" PRIu64 ", resourceID=%" PRIu64 ", isMainResource=%d, destination=%u, isSynchronous=%d] NetworkResourceLoader::" fmt, this, webPageProxyID().toUInt64(), pageID().toUInt64(), frameID().toUInt64(), coreIdentifier().toUInt64(), isMainResource(), static_cast<unsigned>(m_parameters.options.destination), isSynchronous(), ##__VA_ARGS__)
#define LOADER_RELEASE_LOG_FAULT(fmt, ...) RELEASE_LOG_FAULT(Network, "%p - [pageProxyID=%" PRIu64 ", webPageID=%" PRIu64 ", frameID=%" PRIu64 ", resourceID=%" PRIu64 ", isMainResource=%d, destination=%u, isSynchronous=%d] NetworkResourceLoader::" fmt, this, webPageProxyID().toUInt64(), pageID().toUInt64(), frameID().toUInt64(), coreIdentifier().toUInt64(), isMainResource(), static_cast<unsigned>(m_parameters.options.destination), isSynchronous(), ##__VA_ARGS__)
namespace WebKit {
using namespace WebCore;
#if HAVE(BROKEN_MULTIPART_RESPONSE_FLOW_CONTROL)
// Upper bounds on what may accumulate in m_deferredMessages while the WebProcess has not yet answered
// ContinueDidReceiveResponse. Generous for a fast load whose data outruns the content-policy check, but keeps a
// WebProcess that never answers from growing the network process' memory without limit.
static constexpr size_t maximumDeferredMessagesSize = 100 * MB;
static constexpr size_t maximumDeferredMessageCount = 1024;
#endif
struct NetworkResourceLoader::SynchronousLoadData {
WTF_DEPRECATED_MAKE_STRUCT_FAST_ALLOCATED(NetworkResourceLoader);
SynchronousLoadData(CompletionHandler<void(const ResourceError&, const ResourceResponse, Vector<uint8_t>&&)>&& reply)
: delayedReply(WTF::move(reply))
{
ASSERT(delayedReply);
}
ResourceRequest currentRequest;
CompletionHandler<void(const ResourceError&, const ResourceResponse, Vector<uint8_t>&&)> delayedReply;
ResourceResponse response;
ResourceError error;
};
static void sendReplyToSynchronousRequest(NetworkResourceLoader::SynchronousLoadData& data, const FragmentedSharedBuffer* buffer, const NetworkLoadMetrics& metrics)
{
ASSERT(data.delayedReply);
ASSERT(!data.response.isNull() || !data.error.isNull());
if (!data.delayedReply)
return;
Vector<uint8_t> responseBuffer;
if (buffer && buffer->size())
responseBuffer.append(buffer->makeContiguous()->span());
data.response.setDeprecatedNetworkLoadMetrics(Box<NetworkLoadMetrics>::create(metrics));
data.delayedReply(data.error, data.response, WTF::move(responseBuffer));
data.delayedReply = nullptr;
}
NetworkResourceLoader::NetworkResourceLoader(NetworkResourceLoadParameters&& parameters, NetworkConnectionToWebProcess& connection, CompletionHandler<void(const ResourceError&, const ResourceResponse, Vector<uint8_t>&&)>&& synchronousReply)
: m_parameters { WTF::move(parameters) }
, m_connection { connection }
, m_fileReferences(connection.resolveBlobReferences(m_parameters))
, m_isAllowedToAskUserForCredentials { m_parameters.clientCredentialPolicy == ClientCredentialPolicy::MayAskClientForCredentials }
, m_bufferingTimer { *this, &NetworkResourceLoader::bufferingTimerFired }
, m_shouldCaptureExtraNetworkLoadMetrics(m_connection->captureExtraNetworkLoadMetricsEnabled())
, m_resourceLoadID { NetworkResourceLoadIdentifier::generate() }
{
ASSERT(RunLoop::isMain());
if (CheckedPtr session = connection.networkProcess().networkSession(sessionID()))
m_cache = session->cache();
NetworkLoadChecker::LoadType requestLoadType = isMainFrameLoad() ? NetworkLoadChecker::LoadType::MainFrame : NetworkLoadChecker::LoadType::Other;
m_networkLoadChecker = NetworkLoadChecker::create(Ref { connection.networkProcess() }.get(), this, &connection.schemeRegistry(), FetchOptions { m_parameters.options },
sessionID(), webPageProxyID(), HTTPHeaderMap { m_parameters.originalRequestHeaders }, URL { m_parameters.request.url() },
URL { m_parameters.documentURL }, m_parameters.sourceOrigin.copyRef(), m_parameters.topOrigin.copyRef(), m_parameters.parentOrigin(),
m_parameters.preflightPolicy, originalRequest().httpReferrer(), m_parameters.allowPrivacyProxy, m_parameters.advancedPrivacyProtections,
shouldCaptureExtraNetworkLoadMetrics(), requestLoadType);
RefPtr networkLoadChecker = m_networkLoadChecker;
if (m_parameters.cspResponseHeaders)
networkLoadChecker->setCSPResponseHeaders(ContentSecurityPolicyResponseHeaders { m_parameters.cspResponseHeaders.value() });
networkLoadChecker->setParentCrossOriginEmbedderPolicy(m_parameters.parentCrossOriginEmbedderPolicy);
networkLoadChecker->setCrossOriginEmbedderPolicy(m_parameters.crossOriginEmbedderPolicy);
#if ENABLE(CONTENT_EXTENSIONS)
networkLoadChecker->setContentExtensionController(URL { m_parameters.mainDocumentURL }, URL { m_parameters.frameURL }, m_parameters.userContentControllerIdentifier);
#endif
if (synchronousReply)
m_synchronousLoadData = makeUnique<SynchronousLoadData>(WTF::move(synchronousReply));
if (RefPtr body = m_parameters.request.httpBody()) {
if (body->isPendingStream()) {
m_pendingStreamState = PendingStreamState::create();
body->setPendingStreamState(*m_pendingStreamState);
}
}
}
NetworkResourceLoader::~NetworkResourceLoader()
{
ASSERT(RunLoop::isMain());
ASSERT(!m_networkLoad);
ASSERT(!isSynchronous() || !m_synchronousLoadData->delayedReply);
ASSERT(m_fileReferences.isEmpty());
#if HAVE(BROKEN_MULTIPART_RESPONSE_FLOW_CONTROL)
// Before answering the handlers: answering one runs the wrapper installed by didReceiveResponse(), which would
// otherwise try to deliver deferred messages from here.
cancelDeferredMessages();
#endif
while (!m_responseCompletionHandlers.isEmpty())
m_responseCompletionHandlers.takeFirst()(PolicyAction::Ignore);
}
bool NetworkResourceLoader::canUseCache(const ResourceRequest& request) const
{
if (!m_cache)
return false;
ASSERT(!sessionID().isEphemeral());
if (!request.url().protocolIsInHTTPFamily())
return false;
if (originalRequest().cachePolicy() == WebCore::ResourceRequestCachePolicy::DoNotUseAnyCache)
return false;
return true;
}
bool NetworkResourceLoader::canUseCachedRedirect(const ResourceRequest& request) const
{
if (!canUseCache(request) || m_cacheEntryForMaxAgeCapValidation)
return false;
// Limit cached redirects to avoid cycles and other trouble.
// Networking layer follows over 30 redirects but caching that many seems unnecessary.
static const unsigned maximumCachedRedirectCount { 5 };
if (m_redirectCount > maximumCachedRedirectCount)
return false;
return true;
}
bool NetworkResourceLoader::isSynchronous() const
{
return !!m_synchronousLoadData;
}
void NetworkResourceLoader::start()
{
startRequest(originalRequest());
}
void NetworkResourceLoader::startRequest(const ResourceRequest& newRequest)
{
ASSERT(RunLoop::isMain());
RefPtr networkLoadChecker = m_networkLoadChecker;
LOADER_RELEASE_LOG("startRequest: hasNetworkLoadChecker=%d", !!networkLoadChecker);
m_networkActivityTracker = protect(connectionToWebProcess())->startTrackingResourceLoad(pageID(), coreIdentifier(), isMainFrameLoad());
ASSERT(!m_wasStarted);
m_wasStarted = true;
if (networkLoadChecker) {
networkLoadChecker->check(ResourceRequest { newRequest }, this, [weakThis = WeakPtr { *this }] (auto&& result) {
RefPtr protectedThis = weakThis.get();
if (!protectedThis)
return;
WTF::switchOn(result,
[protectedThis] (ResourceError& error) {
LOADER_RELEASE_LOG_WITH_THIS(protectedThis, "start: NetworkLoadChecker::check returned an error (error.domain=%" PUBLIC_LOG_STRING ", error.code=%d, isCancellation=%d)", error.domain().utf8().data(), error.errorCode(), error.isCancellation());
if (!error.isCancellation())
protectedThis->didFailLoading(error);
},
[protectedThis] (NetworkLoadChecker::RedirectionTriplet& triplet) {
LOADER_RELEASE_LOG_WITH_THIS(protectedThis, "start: NetworkLoadChecker::check returned a synthetic redirect");
protectedThis->m_isWaitingContinueWillSendRequestForCachedRedirect = true;
protectedThis->willSendRedirectedRequest(WTF::move(triplet.request), WTF::move(triplet.redirectRequest), WTF::move(triplet.redirectResponse), [](auto) { });
},
[protectedThis] (ResourceRequest& request) {
LOADER_RELEASE_LOG_WITH_THIS(protectedThis, "start: NetworkLoadChecker::check is done");
if (protectedThis->canUseCache(request)) {
protectedThis->retrieveCacheEntry(request);
return;
}
protectedThis->startNetworkLoad(WTF::move(request), FirstLoad::Yes);
}
);
});
return;
}
// FIXME: Remove that code path once m_networkLoadChecker is used for all network loads.
if (canUseCache(newRequest)) {
retrieveCacheEntry(originalRequest());
return;
}
startNetworkLoad(ResourceRequest { newRequest }, FirstLoad::Yes);
}
#if ENABLE(CONTENT_FILTERING)
void NetworkResourceLoader::startContentFiltering(ResourceRequest&& request, CompletionHandler<void(ResourceRequest)>&& completionHandler)
{
if (!isMainResource()) {
completionHandler(WTF::move(request));
return;
}
#if HAVE(BROWSERENGINEKIT_WEBCONTENTFILTER) && !HAVE(WEBCONTENTRESTRICTIONS_PATH_SPI)
WebParentalControlsURLFilter::setSharedParentalControlsURLFilterIfNecessary();
#endif
m_contentFilter = ContentFilter::create(*this, isMainFrameLoad() ? IsMainFrameLoad::Yes : IsMainFrameLoad::No);
RefPtr contentFilter = m_contentFilter;
#if HAVE(AUDIT_TOKEN)
contentFilter->setHostProcessAuditToken(connectionToWebProcess().networkProcess().sourceApplicationAuditToken());
#endif
contentFilter->startFilteringMainResource(request.url());
CompletionHandler<void(ResourceRequest)> completion = [contentFilter, completionHandler = WTF::move(completionHandler)](ResourceRequest&& request) mutable {
ASSERT(isMainRunLoop());
if (contentFilter && request.isNull())
contentFilter->stopFilteringMainResource();
completionHandler(WTF::move(request));
};
contentFilter->continueAfterWillSendRequest(WTF::move(request), ResourceResponse(), WTF::move(completion));
}
#endif
void NetworkResourceLoader::retrieveCacheEntry(const ResourceRequest& request)
{
LOADER_RELEASE_LOG("retrieveCacheEntry: isMainFrameLoad=%d", isMainFrameLoad());
ASSERT(canUseCache(request));
Ref protectedThis { *this };
RefPtr cache = m_cache;
if (isMainFrameLoad()) {
ASSERT(m_parameters.options.mode == FetchOptions::Mode::Navigate);
if (CheckedPtr session = connectionToWebProcess().networkProcess().networkSession(sessionID())) {
if (auto entry = session->prefetchCache().take(request.url())) {
LOADER_RELEASE_LOG("retrieveCacheEntry: retrieved an entry from the prefetch cache (isRedirect=%d)", !entry->redirectRequest.isNull());
if (!entry->redirectRequest.isNull()) {
auto cacheEntry = cache->makeRedirectEntry(request, entry->response, entry->redirectRequest);
retrieveCacheEntryInternal(WTF::move(cacheEntry), ResourceRequest { request });
auto maxAgeCap = validateCacheEntryForMaxAgeCapValidation(request, entry->redirectRequest, entry->response);
cache->storeRedirect(request, entry->response, entry->redirectRequest, maxAgeCap);
return;
}
auto buffer = entry->releaseBuffer();
auto cacheEntry = cache->makeEntry(request, entry->response, entry->privateRelayed, buffer.copyRef());
retrieveCacheEntryInternal(WTF::move(cacheEntry), ResourceRequest { request });
cache->store(request, entry->response, entry->privateRelayed, WTF::move(buffer));
return;
}
}
}
LOADER_RELEASE_LOG("retrieveCacheEntry: Checking the HTTP disk cache");
cache->retrieve(request, globalFrameID(), m_parameters.isNavigatingToAppBoundDomain, m_parameters.allowPrivacyProxy, m_parameters.advancedPrivacyProtections, [weakThis = WeakPtr { *this }, request = ResourceRequest { request }](auto entry, auto info) mutable {
RefPtr protectedThis = weakThis.get();
if (!protectedThis)
return;
LOADER_RELEASE_LOG_WITH_THIS(protectedThis, "retrieveCacheEntry: Done checking the HTTP disk cache (foundCachedEntry=%d)", !!entry);
protectedThis->logSlowCacheRetrieveIfNeeded(info);
if (!entry) {
protectedThis->startNetworkLoad(WTF::move(request), FirstLoad::Yes);
return;
}
protectedThis->retrieveCacheEntryInternal(WTF::move(entry), WTF::move(request));
});
}
void NetworkResourceLoader::retrieveCacheEntryInternal(std::unique_ptr<NetworkCache::Entry>&& entry, WebCore::ResourceRequest&& request)
{
LOADER_RELEASE_LOG("retrieveCacheEntryInternal:");
if (entry->hasReachedPrevalentResourceAgeCap()) {
LOADER_RELEASE_LOG("retrieveCacheEntryInternal: Revalidating cached entry because it reached the prevalent resource age cap");
m_cacheEntryForMaxAgeCapValidation = WTF::move(entry);
ResourceRequest revalidationRequest = originalRequest();
startNetworkLoad(WTF::move(revalidationRequest), FirstLoad::Yes);
return;
}
if (entry->redirectRequest()) {
LOADER_RELEASE_LOG("retrieveCacheEntryInternal: Cached entry is a redirect");
dispatchWillSendRequestForCacheEntry(WTF::move(request), WTF::move(entry));
return;
}
if (m_parameters.needsCertificateInfo && !entry->response().certificateInfo()) {
LOADER_RELEASE_LOG("retrieveCacheEntryInternal: Cached entry is missing certificate information so we are not using it");
startNetworkLoad(WTF::move(request), FirstLoad::Yes);
return;
}
if (entry->needsValidation() || request.cachePolicy() == WebCore::ResourceRequestCachePolicy::RefreshAnyCacheData) {
LOADER_RELEASE_LOG("retrieveCacheEntryInternal: Cached entry needs revalidation");
validateCacheEntry(WTF::move(entry));
return;
}
LOADER_RELEASE_LOG("retrieveCacheEntryInternal: Cached entry is directly usable");
didRetrieveCacheEntry(WTF::move(entry));
}
bool NetworkResourceLoader::shouldSendResourceLoadMessages() const
{
if (m_parameters.pageHasResourceLoadClient)
return true;
#if ENABLE(WK_WEB_EXTENSIONS)
if (m_parameters.pageHasLoadedWebExtensions)
return true;
#endif
return false;
}
#if ENABLE(BLOCKING_OF_LOCAL_FILE_LOADS_WITHOUT_SANDBOX_EXTENSION)
bool NetworkResourceLoader::isLocalFileLoadAllowed(const URL& url)
{
bool pathIsAllowed = !pathIsBlockedForSandboxExtensions(url.fileSystemPath());
LOADER_RELEASE_LOG("isLocalFileLoadAllowed: allowed = %d, path = %{public}s", pathIsAllowed, url.fileSystemPath().utf8().data());
return pathIsAllowed;
}
#endif // ENABLE(BLOCKING_OF_LOCAL_FILE_LOADS_WITHOUT_SANDBOX_EXTENSION)
void NetworkResourceLoader::startNetworkLoad(ResourceRequest&& request, FirstLoad load)
{
if (request.url().protocolIsFile() && !m_parameters.resourceSandboxExtension) {
// Record when a file-load sandbox extension failed to reach the Networking process.
LOADER_RELEASE_LOG_ERROR("startNetworkLoad: local file load, resourceSandboxExtension not provided");
}
#if ENABLE(BLOCKING_OF_LOCAL_FILE_LOADS_WITHOUT_SANDBOX_EXTENSION)
if (request.url().protocolIsFile() && !isLocalFileLoadAllowed(request.url())) {
LOADER_RELEASE_LOG("startNetworkLoad: stop local file load because a sandbox extension is not provided");
didFailLoading(internalError(request.url()));
return;
}
#endif // ENABLE(BLOCKING_OF_LOCAL_FILE_LOADS_WITHOUT_SANDBOX_EXTENSION)
if (load == FirstLoad::Yes) {
consumeSandboxExtensions();
if (isSynchronous() || m_parameters.maximumBufferingTime > 0_s)
m_bufferedData.empty();
if (canUseCache(request))
m_bufferedDataForCache.empty();
}
NetworkLoadParameters parameters = m_parameters.networkLoadParameters();
parameters.networkActivityTracker = m_networkActivityTracker;
if (parameters.storedCredentialsPolicy == WebCore::StoredCredentialsPolicy::Use && m_networkLoadChecker)
parameters.storedCredentialsPolicy = m_networkLoadChecker->storedCredentialsPolicy();
CheckedPtr networkSession = protect(connectionToWebProcess())->networkSession();
if (!networkSession) {
WTFLogAlways("Attempted to create a NetworkLoad with a session (id=%" PRIu64 ") that does not exist.", sessionID().toUInt64());
LOADER_RELEASE_LOG_ERROR("startNetworkLoad: Attempted to create a NetworkLoad for a session that does not exist (sessionID=%" PRIu64 ")", sessionID().toUInt64());
connectionToWebProcess().networkProcess().logDiagnosticMessage(webPageProxyID(), WebCore::DiagnosticLoggingKeys::internalErrorKey(), WebCore::DiagnosticLoggingKeys::invalidSessionIDKey(), WebCore::ShouldSample::No);
didFailLoading(internalError(request.url()));
return;
}
if (request.wasSchemeOptimisticallyUpgraded()) {
double optimisticUpgradeTimeout { 3 };
if (double average = networkSession->currentHTTPSConnectionAverageTiming())
optimisticUpgradeTimeout = average;
request.setTimeoutInterval(optimisticUpgradeTimeout);
}
LOADER_RELEASE_LOG("startNetworkLoad: (isFirstLoad=%d, timeout=%f)", load == FirstLoad::Yes, request.timeoutInterval());
if (request.url().protocolIsBlob()) {
ASSERT(parameters.topOrigin);
parameters.blobFileReferences = networkSession->blobRegistry().filesInBlob(originalRequest().url(), parameters.topOrigin ? std::optional { parameters.topOrigin->data() } : std::nullopt);
}
if (shouldSendResourceLoadMessages()) {
std::optional<IPC::FormDataReference> httpBody;
if (RefPtr formData = request.httpBody()) {
static constexpr auto maxSerializedRequestSize = 1024 * 1024;
if (formData->lengthInBytes() <= maxSerializedRequestSize)
httpBody = IPC::FormDataReference { WTF::move(formData) };
}
connectionToWebProcess().networkProcess().parentProcessConnection()->send(Messages::NetworkProcessProxy::ResourceLoadDidSendRequest(webPageProxyID(), resourceLoadInfo(), request, httpBody), 0);
}
if (networkSession->shouldSendPrivateTokenIPCForTesting())
connectionToWebProcess().networkProcess().parentProcessConnection()->send(Messages::NetworkProcessProxy::DidAllowPrivateTokenUsageByThirdPartyForTesting(sessionID(), request.isPrivateTokenUsageByThirdPartyAllowed(), request.url()), 0);
if (m_parameters.globalPrivacyControlEnabled) {
auto requestOrigin = SecurityOrigin::create(request.url());
if (requestOrigin->isPotentiallyTrustworthy())
request.addHTTPHeaderFieldIfNotPresent(HTTPHeaderName::SecGPC, "1"_s);
}
parameters.request = WTF::move(request);
parameters.isNavigatingToAppBoundDomain = m_parameters.isNavigatingToAppBoundDomain;
m_networkLoad = NetworkLoad::create(*this, WTF::move(parameters), *networkSession);
WeakPtr weakThis { *this };
RefPtr networkLoad = m_networkLoad;
if (isSynchronous())
networkLoad->start(); // May delete this object
else
networkLoad->startWithScheduling();
if (weakThis && networkLoad)
LOADER_RELEASE_LOG("startNetworkLoad: Going to the network (description=%" PUBLIC_LOG_STRING ")", networkLoad->description().utf8().data());
}
ResourceLoadInfo NetworkResourceLoader::resourceLoadInfo()
{
auto loadedFromCache = [] (const ResourceResponse& response) {
switch (response.source()) {
case ResourceResponse::Source::DiskCache:
case ResourceResponse::Source::DiskCacheAfterValidation:
case ResourceResponse::Source::MemoryCache:
case ResourceResponse::Source::MemoryCacheAfterValidation:
case ResourceResponse::Source::LegacyApplicationCachePlaceholder:
case ResourceResponse::Source::DOMCache:
return true;
case ResourceResponse::Source::Unknown:
case ResourceResponse::Source::Network:
case ResourceResponse::Source::ServiceWorker:
case ResourceResponse::Source::InspectorOverride:
break;
}
return false;
};
auto resourceType = [] (WebCore::ResourceRequestRequester requester, WebCore::FetchOptions::Destination destination) {
switch (requester) {
case WebCore::ResourceRequestRequester::XHR:
return ResourceLoadInfo::Type::XMLHTTPRequest;
case WebCore::ResourceRequestRequester::Fetch:
return ResourceLoadInfo::Type::Fetch;
case WebCore::ResourceRequestRequester::Ping:
return ResourceLoadInfo::Type::Ping;
case WebCore::ResourceRequestRequester::Beacon:
return ResourceLoadInfo::Type::Beacon;
default:
break;
}
switch (destination) {
case WebCore::FetchOptions::Destination::EmptyString:
return ResourceLoadInfo::Type::Other;
case WebCore::FetchOptions::Destination::Audio:
return ResourceLoadInfo::Type::Media;
case WebCore::FetchOptions::Destination::Audioworklet:
case WebCore::FetchOptions::Destination::CompressionDictionary:
return ResourceLoadInfo::Type::Other;
case WebCore::FetchOptions::Destination::Document:
case WebCore::FetchOptions::Destination::Iframe:
return ResourceLoadInfo::Type::Document;
case WebCore::FetchOptions::Destination::Json:
return ResourceLoadInfo::Type::Script;
case WebCore::FetchOptions::Destination::Text:
return ResourceLoadInfo::Type::Script;
case WebCore::FetchOptions::Destination::Embed:
return ResourceLoadInfo::Type::Object;
case WebCore::FetchOptions::Destination::Environmentmap:
return ResourceLoadInfo::Type::Media;
case WebCore::FetchOptions::Destination::Font:
return ResourceLoadInfo::Type::Font;
case WebCore::FetchOptions::Destination::Image:
return ResourceLoadInfo::Type::Image;
case WebCore::FetchOptions::Destination::Manifest:
return ResourceLoadInfo::Type::ApplicationManifest;
case WebCore::FetchOptions::Destination::Model:
return ResourceLoadInfo::Type::Media;
case WebCore::FetchOptions::Destination::Object:
return ResourceLoadInfo::Type::Object;
case WebCore::FetchOptions::Destination::Paintworklet:
return ResourceLoadInfo::Type::Other;
case WebCore::FetchOptions::Destination::Report:
return ResourceLoadInfo::Type::CSPReport;
case WebCore::FetchOptions::Destination::Script:
return ResourceLoadInfo::Type::Script;
case WebCore::FetchOptions::Destination::Serviceworker:
return ResourceLoadInfo::Type::Other;
case WebCore::FetchOptions::Destination::Sharedworker:
return ResourceLoadInfo::Type::Other;
case WebCore::FetchOptions::Destination::Speculationrules:
return ResourceLoadInfo::Type::Other;
case WebCore::FetchOptions::Destination::Style:
return ResourceLoadInfo::Type::Stylesheet;
case WebCore::FetchOptions::Destination::Track:
return ResourceLoadInfo::Type::Media;
case WebCore::FetchOptions::Destination::Video:
return ResourceLoadInfo::Type::Media;
case WebCore::FetchOptions::Destination::Worker:
return ResourceLoadInfo::Type::Other;
case WebCore::FetchOptions::Destination::Xslt:
return ResourceLoadInfo::Type::XSLT;
}
ASSERT_NOT_REACHED();
return ResourceLoadInfo::Type::Other;
};
return {
m_resourceLoadID,
m_parameters.webFrameID,
m_parameters.parentFrameID,
m_parameters.options.resultingClientIdentifier ?: m_parameters.options.clientIdentifier,
originalRequest().url(),
originalRequest().httpMethod(),
WallTime::now(),
loadedFromCache(m_response),
resourceType(originalRequest().requester(), m_parameters.options.destination)
};
}
void NetworkResourceLoader::cleanup(LoadResult result)
{
ASSERT(RunLoop::isMain());
LOADER_RELEASE_LOG("cleanup: (result=%u)", static_cast<unsigned>(result));
NetworkActivityTracker::CompletionCode code { };
switch (result) {
case LoadResult::Unknown:
code = NetworkActivityTracker::CompletionCode::Undefined;
break;
case LoadResult::Success:
code = NetworkActivityTracker::CompletionCode::Success;
break;
case LoadResult::Failure:
code = NetworkActivityTracker::CompletionCode::Failure;
break;
case LoadResult::Cancel:
code = NetworkActivityTracker::CompletionCode::Cancel;
break;
}
Ref connection = m_connection;
connection->stopTrackingResourceLoad(coreIdentifier(), code);
m_bufferingTimer.stop();
invalidateSandboxExtensions();
if (RefPtr networkLoad = std::exchange(m_networkLoad, nullptr))
networkLoad->clearClient();
// This will cause NetworkResourceLoader to be destroyed and therefore we do it last.
connection->didCleanupResourceLoader(*this);
}
void NetworkResourceLoader::convertToDownload(DownloadID downloadID, const ResourceRequest& request, const ResourceResponse& response)
{
LOADER_RELEASE_LOG("convertToDownload: (downloadID=%" PRIu64 ", hasNetworkLoad=%d, pendingResponseCompletionHandlers=%zu)", downloadID.toUInt64(), !!m_networkLoad, m_responseCompletionHandlers.size());
RefPtr task = m_serviceWorkerFetchTask;
if (task && task->convertToDownload(protect(connectionToWebProcess().networkProcess().downloadManager()), downloadID, request, response))
return;
// This can happen if the resource came from the disk cache.
if (!m_networkLoad) {
protect(connectionToWebProcess().networkProcess().downloadManager())->startDownload(sessionID(), downloadID, request, m_parameters.topOrigin ? std::optional { m_parameters.topOrigin->data() } : std::nullopt, m_parameters.isNavigatingToAppBoundDomain);
abort();
return;
}
auto networkLoad = std::exchange(m_networkLoad, nullptr);
if (!m_responseCompletionHandlers.isEmpty()) {
auto firstHandler = m_responseCompletionHandlers.takeFirst();
#if HAVE(BROKEN_MULTIPART_RESPONSE_FLOW_CONTROL)
cancelDeferredMessages();
#endif
while (!m_responseCompletionHandlers.isEmpty())
m_responseCompletionHandlers.takeFirst()(PolicyAction::Ignore);
protect(connectionToWebProcess().networkProcess().downloadManager())->convertNetworkLoadToDownload(downloadID, networkLoad.releaseNonNull(), WTF::move(firstHandler), WTF::move(m_fileReferences), request, response);
}
}
void NetworkResourceLoader::abort()
{
LOADER_RELEASE_LOG("abort: (hasNetworkLoad=%d)", !!m_networkLoad);
ASSERT(RunLoop::isMain());
if (m_parameters.options.keepAlive && m_response.isNull() && !m_isKeptAlive) {
m_isKeptAlive = true;
LOADER_RELEASE_LOG("abort: Keeping network load alive due to keepalive option");
protect(connectionToWebProcess())->transferKeptAliveLoad(*this);
return;
}
if (auto task = WTF::move(m_serviceWorkerFetchTask)) {
LOADER_RELEASE_LOG("abort: Cancelling pending service worker fetch task (fetchIdentifier=%" PRIu64 ")", task->fetchIdentifier().toUInt64());
task->cancelFromClient();
}
if (RefPtr networkLoad = m_networkLoad) {
if (canUseCache(networkLoad->currentRequest())) {
// We might already have used data from this incomplete load. Ensure older versions don't remain in the cache after cancel.
if (!m_response.isNull())
protect(m_cache)->remove(networkLoad->currentRequest());
}
LOADER_RELEASE_LOG("abort: Cancelling network load");
networkLoad->cancel();
}
if (isSynchronous()) {
m_synchronousLoadData->error = ResourceError { ResourceError::Type::Cancellation };
sendReplyToSynchronousRequest(*m_synchronousLoadData, nullptr, { });
}
cleanup(LoadResult::Cancel);
}
std::optional<NetworkLoadMetrics> NetworkResourceLoader::computeResponseMetrics(const ResourceResponse& response) const
{
if (parameters().options.mode != FetchOptions::Mode::Navigate)
return { };
NetworkLoadMetrics networkLoadMetrics;
if (auto* metrics = response.deprecatedNetworkLoadMetricsOrNull())
networkLoadMetrics = *metrics;
networkLoadMetrics.redirectCount = m_redirectCount;
return networkLoadMetrics;
}
void NetworkResourceLoader::transferToNewWebProcess(NetworkConnectionToWebProcess& newConnection, const NetworkResourceLoadParameters& parameters)
{
m_connection = newConnection;
m_parameters.identifier = parameters.identifier;
m_parameters.webPageProxyID = parameters.webPageProxyID;
m_parameters.webPageID = parameters.webPageID;
m_parameters.webFrameID = parameters.webFrameID;
m_parameters.options.clientIdentifier = parameters.options.clientIdentifier;
if (parameters.options.resultingClientIdentifier && m_parameters.options.resultingClientIdentifier)
send(Messages::WebResourceLoader::UpdateResultingClientIdentifier { *parameters.options.resultingClientIdentifier, *m_parameters.options.resultingClientIdentifier });
ASSERT(!m_responseCompletionHandlers.isEmpty() || m_cacheEntryWaitingForContinueDidReceiveResponse || m_serviceWorkerFetchTask);
if (RefPtr serviceWorkerRegistration = m_serviceWorkerRegistration.get()) {
if (RefPtr swConnection = newConnection.swConnection())
swConnection->transferServiceWorkerLoadToNewWebProcess(*this, *serviceWorkerRegistration, parameters.request);
}
if (m_serviceWorkerTimingInfo)
send(Messages::WebResourceLoader::SetServiceWorkerTimingInfo { *m_serviceWorkerTimingInfo }, coreIdentifier());
bool willWaitForContinueDidReceiveResponse = true;
send(Messages::WebResourceLoader::DidReceiveResponse { m_response, m_privateRelayed, willWaitForContinueDidReceiveResponse, computeResponseMetrics(m_response) });
}
bool NetworkResourceLoader::shouldInterruptLoadForXFrameOptions(const String& xFrameOptions, const URL& url)
{
if (isMainFrameLoad())
return false;
switch (parseXFrameOptionsHeader(xFrameOptions)) {
case XFrameOptionsDisposition::None:
case XFrameOptionsDisposition::AllowAll:
return false;
case XFrameOptionsDisposition::Deny:
return true;
case XFrameOptionsDisposition::SameOrigin: {
auto origin = SecurityOrigin::create(url);
auto topFrameOrigin = m_parameters.frameAncestorOrigins.last();
if (!origin->isSameSchemeHostPort(topFrameOrigin))
return true;
for (auto& ancestorOrigin : m_parameters.frameAncestorOrigins) {
if (!origin->isSameSchemeHostPort(ancestorOrigin))
return true;
}
return false;
}
case XFrameOptionsDisposition::Conflict: {
auto errorMessage = makeString("Multiple 'X-Frame-Options' headers with conflicting values ('"_s, xFrameOptions, "') encountered when loading '"_s, url.stringCenterEllipsizedToLength(), "'. Falling back to 'DENY'."_s);
send(Messages::WebPage::AddConsoleMessage { frameID(), MessageSource::JS, MessageLevel::Error, errorMessage, coreIdentifier() }, pageID());
return true;
}
case XFrameOptionsDisposition::Invalid: {
auto errorMessage = makeString("Invalid 'X-Frame-Options' header encountered when loading '"_s, url.stringCenterEllipsizedToLength(), "': '"_s, xFrameOptions, "' is not a recognized directive. The header will be ignored."_s);
send(Messages::WebPage::AddConsoleMessage { frameID(), MessageSource::JS, MessageLevel::Error, errorMessage, coreIdentifier() }, pageID());
return false;
}
}
ASSERT_NOT_REACHED();
return false;
}
bool NetworkResourceLoader::shouldInterruptLoadForCSPFrameAncestorsOrXFrameOptions(const ResourceResponse& response)
{
ASSERT(isMainResource());
auto sharedPreferences = connectionToWebProcess().sharedPreferencesForWebProcess();
if (!sharedPreferences || sharedPreferences->ignoreIframeEmbeddingProtectionsEnabled)
return false;
#if USE(QUICK_LOOK)
if (PreviewConverter::supportsMIMEType(response.mimeType()))
return false;
#endif
auto url = response.url();
ContentSecurityPolicy contentSecurityPolicy { URL { url }, this, this };
contentSecurityPolicy.didReceiveHeaders(ContentSecurityPolicyResponseHeaders { response }, originalRequest().httpReferrer());
if (!contentSecurityPolicy.allowFrameAncestors(m_parameters.frameAncestorOrigins, url))
return true;
if (shouldInterruptNavigationForCrossOriginEmbedderPolicy(response))
return true;
if (!contentSecurityPolicy.overridesXFrameOptions()) {
String xFrameOptions = response.httpHeaderField(HTTPHeaderName::XFrameOptions);
if (!xFrameOptions.isNull() && shouldInterruptLoadForXFrameOptions(xFrameOptions, response.url())) {
String errorMessage = makeString("Refused to display '"_s, response.url().stringCenterEllipsizedToLength(), "' in a frame because it set 'X-Frame-Options' to '"_s, xFrameOptions, "'."_s);
send(Messages::WebPage::AddConsoleMessage { frameID(), MessageSource::Security, MessageLevel::Error, errorMessage, coreIdentifier() }, pageID());
return true;
}
}
return false;
}
bool NetworkResourceLoader::shouldInterruptNavigationForCrossOriginEmbedderPolicy(const ResourceResponse& response)
{
ASSERT(isMainResource());
// https://html.spec.whatwg.org/multipage/origin.html#check-a-navigation-response's-adherence-to-its-embedder-policy
if (m_parameters.parentCrossOriginEmbedderPolicy.value == WebCore::CrossOriginEmbedderPolicyValue::RequireCORP || m_parameters.parentCrossOriginEmbedderPolicy.reportOnlyValue == WebCore::CrossOriginEmbedderPolicyValue::RequireCORP) {
auto responseCOEP = WebCore::obtainCrossOriginEmbedderPolicy(response, nullptr);
if (m_parameters.parentCrossOriginEmbedderPolicy.reportOnlyValue == WebCore::CrossOriginEmbedderPolicyValue::RequireCORP && responseCOEP.value != WebCore::CrossOriginEmbedderPolicyValue::RequireCORP)
sendCOEPInheritenceViolation(*this, m_parameters.parentFrameURL.isValid() ? m_parameters.parentFrameURL : aboutBlankURL(), m_parameters.parentCrossOriginEmbedderPolicy.reportOnlyReportingEndpoint, COEPDisposition::Reporting, "navigation"_s, m_firstResponseURL);
if (m_parameters.parentCrossOriginEmbedderPolicy.value != WebCore::CrossOriginEmbedderPolicyValue::UnsafeNone && responseCOEP.value != WebCore::CrossOriginEmbedderPolicyValue::RequireCORP) {
String errorMessage = makeString("Refused to display '"_s, response.url().stringCenterEllipsizedToLength(), "' in a frame because of Cross-Origin-Embedder-Policy."_s);
send(Messages::WebPage::AddConsoleMessage { frameID(), MessageSource::Security, MessageLevel::Error, errorMessage, coreIdentifier() }, pageID());
sendCOEPInheritenceViolation(*this, m_parameters.parentFrameURL.isValid() ? m_parameters.parentFrameURL : aboutBlankURL(), m_parameters.parentCrossOriginEmbedderPolicy.reportingEndpoint, COEPDisposition::Enforce, "navigation"_s, m_firstResponseURL);
return true;
}
}
return false;
}
// https://html.spec.whatwg.org/multipage/origin.html#check-a-global-object's-embedder-policy
bool NetworkResourceLoader::shouldInterruptWorkerLoadForCrossOriginEmbedderPolicy(const ResourceResponse& response)
{
if (m_parameters.options.destination != FetchOptions::Destination::Worker)
return false;
if (m_parameters.crossOriginEmbedderPolicy.value == WebCore::CrossOriginEmbedderPolicyValue::RequireCORP || m_parameters.crossOriginEmbedderPolicy.reportOnlyValue == WebCore::CrossOriginEmbedderPolicyValue::RequireCORP) {
auto responseCOEP = WebCore::obtainCrossOriginEmbedderPolicy(response, nullptr);
if (m_parameters.crossOriginEmbedderPolicy.reportOnlyValue == WebCore::CrossOriginEmbedderPolicyValue::RequireCORP && responseCOEP.value == WebCore::CrossOriginEmbedderPolicyValue::UnsafeNone)
sendCOEPInheritenceViolation(*this, m_parameters.frameURL.isValid() ? m_parameters.frameURL : aboutBlankURL(), m_parameters.crossOriginEmbedderPolicy.reportOnlyReportingEndpoint, COEPDisposition::Reporting, "worker initialization"_s, m_firstResponseURL);
if (m_parameters.crossOriginEmbedderPolicy.value == WebCore::CrossOriginEmbedderPolicyValue::RequireCORP && responseCOEP.value == WebCore::CrossOriginEmbedderPolicyValue::UnsafeNone) {
String errorMessage = makeString("Refused to load '"_s, response.url().stringCenterEllipsizedToLength(), "' worker because of Cross-Origin-Embedder-Policy."_s);
send(Messages::WebPage::AddConsoleMessage { frameID(), MessageSource::Security, MessageLevel::Error, errorMessage, coreIdentifier() }, pageID());
sendCOEPInheritenceViolation(*this, m_parameters.frameURL.isValid() ? m_parameters.frameURL : aboutBlankURL(), m_parameters.crossOriginEmbedderPolicy.reportingEndpoint, COEPDisposition::Enforce, "worker initialization"_s, m_firstResponseURL);
return true;
}
}
return false;
}
// https://html.spec.whatwg.org/multipage/browsing-the-web.html#process-a-navigate-fetch (Step 12.5.6)
std::optional<ResourceError> NetworkResourceLoader::doCrossOriginOpenerHandlingOfResponse(const ResourceResponse& response)
{
// COOP only applies to top-level browsing contexts.
if (!isMainFrameLoad())
return std::nullopt;
if (!m_parameters.isCrossOriginOpenerPolicyEnabled)
return std::nullopt;
std::unique_ptr<ContentSecurityPolicy> contentSecurityPolicy;
if (!response.httpHeaderField(HTTPHeaderName::ContentSecurityPolicy).isNull()) {
contentSecurityPolicy = makeUnique<ContentSecurityPolicy>(URL { response.url() }, nullptr, this);
contentSecurityPolicy->didReceiveHeaders(ContentSecurityPolicyResponseHeaders { response }, originalRequest().httpReferrer(), ContentSecurityPolicy::ReportParsingErrors::No);
}
if (!m_currentCoopEnforcementResult) {
auto sourceOrigin = m_parameters.sourceOrigin ? Ref { *m_parameters.sourceOrigin } : SecurityOrigin::createOpaque();
m_currentCoopEnforcementResult = CrossOriginOpenerPolicyEnforcementResult::from(m_parameters.documentURL, WTF::move(sourceOrigin), m_parameters.sourceCrossOriginOpenerPolicy, m_parameters.navigationRequester, m_parameters.openerURL);
}
m_currentCoopEnforcementResult = WebCore::doCrossOriginOpenerHandlingOfResponse(*this, response, m_parameters.navigationRequester, CheckedPtr { contentSecurityPolicy.get() }, m_parameters.effectiveSandboxFlags, originalRequest().httpReferrer(), m_parameters.isDisplayingInitialEmptyDocument, *m_currentCoopEnforcementResult);
if (!m_currentCoopEnforcementResult)
return ResourceError { errorDomainWebKitInternal, 0, response.url(), "Navigation was blocked by Cross-Origin-Opener-Policy"_s, ResourceError::Type::AccessControl };
return std::nullopt;
}
void NetworkResourceLoader::processClearSiteDataHeader(const WebCore::ResourceResponse& response, CompletionHandler<void()>&& completionHandler)
{
if (!m_parameters.isClearSiteDataHeaderEnabled)
return completionHandler();
auto clearSiteDataValues = parseClearSiteDataHeader(response);
OptionSet<WebsiteDataType> typesToRemove;
if (clearSiteDataValues.contains(ClearSiteDataValue::Cache))
typesToRemove.add({ WebsiteDataType::DiskCache, WebsiteDataType::MemoryCache });
if (clearSiteDataValues.contains(ClearSiteDataValue::Cookies))
typesToRemove.add(WebsiteDataType::Cookies);
if (clearSiteDataValues.contains(ClearSiteDataValue::Storage)) {
typesToRemove.add({ WebsiteDataType::LocalStorage, WebsiteDataType::SessionStorage, WebsiteDataType::IndexedDBDatabases, WebsiteDataType::DOMCache, WebsiteDataType::FileSystem, WebsiteDataType::WebSQLDatabases });
typesToRemove.add(WebsiteDataType::ServiceWorkerRegistrations);
}
bool shouldReloadExecutionContexts = m_parameters.isClearSiteDataExecutionContextEnabled && clearSiteDataValues.contains(ClearSiteDataValue::ExecutionContexts);
if (!typesToRemove && !shouldReloadExecutionContexts)
return completionHandler();
LOADER_RELEASE_LOG("processClearSiteDataHeader: BEGIN");
auto origin = SecurityOrigin::create(response.url())->data();
ClientOrigin clientOrigin {
m_parameters.topOrigin ? m_parameters.topOrigin->data() : origin,
origin
};
auto callbackAggregator = CallbackAggregator::create([weakThis = WeakPtr { *this }, completionHandler = WTF::move(completionHandler)]() mutable {
RefPtr protectedThis = weakThis.get();
if (!protectedThis)
return completionHandler();
LOADER_RELEASE_LOG_WITH_THIS(protectedThis, "processClearSiteDataHeader: END");
completionHandler();
});
if (typesToRemove)
connectionToWebProcess().networkProcess().deleteWebsiteDataForOrigin(sessionID(), typesToRemove, clientOrigin, [callbackAggregator] { });
if (WebsiteDataStore::computeWebProcessAccessTypeForDataRemoval(typesToRemove, sessionID().isEphemeral()) != WebsiteDataStore::ProcessAccessType::None)
connectionToWebProcess().networkProcess().parentProcessConnection()->sendWithAsyncReply(Messages::NetworkProcessProxy::DeleteWebsiteDataInWebProcessesForOrigin(typesToRemove, clientOrigin, sessionID(), webPageProxyID()), [callbackAggregator] { });
if (shouldReloadExecutionContexts) {
std::optional<WebCore::FrameIdentifier> triggeringFrame;
if (isMainResource())
triggeringFrame = frameID();
connectionToWebProcess().networkProcess().parentProcessConnection()->sendWithAsyncReply(Messages::NetworkProcessProxy::ReloadExecutionContextsForOrigin(clientOrigin, sessionID(), triggeringFrame), [callbackAggregator] { });
}
}
static BrowsingContextGroupSwitchDecision NODELETE toBrowsingContextGroupSwitchDecision(const std::optional<CrossOriginOpenerPolicyEnforcementResult>& currentCoopEnforcementResult)
{
if (!currentCoopEnforcementResult || !currentCoopEnforcementResult->needsBrowsingContextGroupSwitch)
return BrowsingContextGroupSwitchDecision::StayInGroup;
if (currentCoopEnforcementResult->crossOriginOpenerPolicy.value == CrossOriginOpenerPolicyValue::SameOriginPlusCOEP)
return BrowsingContextGroupSwitchDecision::NewIsolatedGroup;
return BrowsingContextGroupSwitchDecision::NewSharedGroup;
}
void NetworkResourceLoader::didReceiveInformationalResponse(ResourceResponse&& response)
{
if (response.httpStatusCode() != httpStatus103EarlyHints)
return;
if (!m_earlyHintsResourceLoader)
m_earlyHintsResourceLoader = WTF::makeUnique<EarlyHintsResourceLoader>(*this);
m_earlyHintsResourceLoader->handleEarlyHintsResponse(WTF::move(response));
}
void NetworkResourceLoader::didReceiveResponse(ResourceResponse&& receivedResponse, PrivateRelayed privateRelayed, ResponseCompletionHandler&& completionHandler)
{
#if HAVE(BROKEN_MULTIPART_RESPONSE_FLOW_CONTROL)
if (m_isProcessingResponse) {
m_deferredMessages.append(DeferredResponse { WTF::move(receivedResponse), privateRelayed, WTF::move(completionHandler) });
if (m_deferredMessages.size() > maximumDeferredMessageCount)
failDueToExcessiveDeferredMessages();
return;
}
// Claim the pipeline before any of the asynchronous steps below (e.g. processClearSiteDataHeader()), so a follow-up
// message cannot overtake this response while it is still being processed. Released once this response is resolved,
// which for a main resource is when the WebProcess answers ContinueDidReceiveResponse.
m_isProcessingResponse = true;
completionHandler = [weakThis = WeakPtr { *this }, completionHandler = WTF::move(completionHandler)](PolicyAction policyAction) mutable {
completionHandler(policyAction);
if (RefPtr protectedThis = weakThis.get())
protectedThis->responseProcessingCompleted(policyAction);
};
#endif
LOADER_RELEASE_LOG("didReceiveResponse: (httpStatusCode=%d, MIMEType=%" PUBLIC_LOG_STRING ", expectedContentLength=%lld, hasCachedEntryForValidation=%d, hasNetworkLoadChecker=%d)", receivedResponse.httpStatusCode(), receivedResponse.mimeType().utf8().data(), receivedResponse.expectedContentLength(), !!m_cacheEntryForValidation, !!m_networkLoadChecker);
#if ENABLE(CONTENT_FILTERING)
if (m_contentFilter && !protect(m_contentFilter)->continueAfterResponseReceived(receivedResponse))
return completionHandler(PolicyAction::Ignore);
#endif
if (isMainResource())
didReceiveMainResourceResponse(receivedResponse);
m_response = WTF::move(receivedResponse);
m_privateRelayed = privateRelayed;
if (!m_firstResponseURL.isValid())
m_firstResponseURL = m_response.url();
Ref connection = m_connection;