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/*
* Copyright (C) 2012-2017 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 "WebResourceLoader.h"
#include "DataReference.h"
#include "Logging.h"
#include "NetworkProcessConnection.h"
#include "NetworkResourceLoaderMessages.h"
#include "WebCoreArgumentCoders.h"
#include "WebErrors.h"
#include "WebProcess.h"
#include <WebCore/ApplicationCacheHost.h>
#include <WebCore/CertificateInfo.h>
#include <WebCore/DiagnosticLoggingClient.h>
#include <WebCore/DiagnosticLoggingKeys.h>
#include <WebCore/DocumentLoader.h>
#include <WebCore/Frame.h>
#include <WebCore/Page.h>
#include <WebCore/ResourceError.h>
#include <WebCore/ResourceLoader.h>
#include <WebCore/SubresourceLoader.h>
using namespace WebCore;
#define RELEASE_LOG_IF_ALLOWED(fmt, ...) RELEASE_LOG_IF(isAlwaysOnLoggingAllowed(), Network, "%p - WebResourceLoader::" fmt, this, ##__VA_ARGS__)
namespace WebKit {
Ref<WebResourceLoader> WebResourceLoader::create(Ref<ResourceLoader>&& coreLoader, const TrackingParameters& trackingParameters)
{
return adoptRef(*new WebResourceLoader(WTFMove(coreLoader), trackingParameters));
}
WebResourceLoader::WebResourceLoader(Ref<WebCore::ResourceLoader>&& coreLoader, const TrackingParameters& trackingParameters)
: m_coreLoader(WTFMove(coreLoader))
, m_trackingParameters(trackingParameters)
{
}
WebResourceLoader::~WebResourceLoader()
{
}
IPC::Connection* WebResourceLoader::messageSenderConnection()
{
return &WebProcess::singleton().networkConnection().connection();
}
uint64_t WebResourceLoader::messageSenderDestinationID()
{
return m_coreLoader->identifier();
}
void WebResourceLoader::detachFromCoreLoader()
{
m_coreLoader = nullptr;
}
void WebResourceLoader::willSendRequest(ResourceRequest&& proposedRequest, ResourceResponse&& redirectResponse)
{
LOG(Network, "(WebProcess) WebResourceLoader::willSendRequest to '%s'", proposedRequest.url().string().latin1().data());
RELEASE_LOG_IF_ALLOWED("willSendRequest: (pageID = %" PRIu64 ", frameID = %" PRIu64 ", resourceID = %" PRIu64 ")", m_trackingParameters.pageID, m_trackingParameters.frameID, m_trackingParameters.resourceID);
RefPtr<WebResourceLoader> protectedThis(this);
if (m_coreLoader->documentLoader()->applicationCacheHost().maybeLoadFallbackForRedirect(m_coreLoader.get(), proposedRequest, redirectResponse))
return;
m_coreLoader->willSendRequest(WTFMove(proposedRequest), redirectResponse, [protectedThis](ResourceRequest&& request) {
if (!protectedThis->m_coreLoader)
return;
protectedThis->send(Messages::NetworkResourceLoader::ContinueWillSendRequest(request));
});
}
void WebResourceLoader::didSendData(uint64_t bytesSent, uint64_t totalBytesToBeSent)
{
m_coreLoader->didSendData(bytesSent, totalBytesToBeSent);
}
void WebResourceLoader::didReceiveResponse(const ResourceResponse& response, bool needsContinueDidReceiveResponseMessage)
{
LOG(Network, "(WebProcess) WebResourceLoader::didReceiveResponse for '%s'. Status %d.", m_coreLoader->url().string().latin1().data(), response.httpStatusCode());
RELEASE_LOG_IF_ALLOWED("didReceiveResponse: (pageID = %" PRIu64 ", frameID = %" PRIu64 ", resourceID = %" PRIu64 ", status = %d)", m_trackingParameters.pageID, m_trackingParameters.frameID, m_trackingParameters.resourceID, response.httpStatusCode());
Ref<WebResourceLoader> protect(*this);
if (m_coreLoader->documentLoader()->applicationCacheHost().maybeLoadFallbackForResponse(m_coreLoader.get(), response))
return;
m_coreLoader->didReceiveResponse(response);
// If m_coreLoader becomes null as a result of the didReceiveResponse callback, we can't use the send function().
if (!m_coreLoader)
return;
if (needsContinueDidReceiveResponseMessage)
send(Messages::NetworkResourceLoader::ContinueDidReceiveResponse());
}
void WebResourceLoader::didReceiveData(const IPC::DataReference& data, int64_t encodedDataLength)
{
LOG(Network, "(WebProcess) WebResourceLoader::didReceiveData of size %lu for '%s'", data.size(), m_coreLoader->url().string().latin1().data());
if (!m_hasReceivedData) {
RELEASE_LOG_IF_ALLOWED("didReceiveData: Started receiving data (pageID = %" PRIu64 ", frameID = %" PRIu64 ", resourceID = %" PRIu64 ")", m_trackingParameters.pageID, m_trackingParameters.frameID, m_trackingParameters.resourceID);
m_hasReceivedData = true;
}
m_coreLoader->didReceiveData(reinterpret_cast<const char*>(data.data()), data.size(), encodedDataLength, DataPayloadBytes);
}
void WebResourceLoader::didRetrieveDerivedData(const String& type, const IPC::DataReference& data)
{
LOG(Network, "(WebProcess) WebResourceLoader::didRetrieveDerivedData of size %lu for '%s'", data.size(), m_coreLoader->url().string().latin1().data());
auto buffer = SharedBuffer::create(data.data(), data.size());
m_coreLoader->didRetrieveDerivedDataFromCache(type, buffer.get());
}
void WebResourceLoader::didFinishResourceLoad(double finishTime)
{
LOG(Network, "(WebProcess) WebResourceLoader::didFinishResourceLoad for '%s'", m_coreLoader->url().string().latin1().data());
RELEASE_LOG_IF_ALLOWED("didFinishResourceLoad: (pageID = %" PRIu64 ", frameID = %" PRIu64 ", resourceID = %" PRIu64 ")", m_trackingParameters.pageID, m_trackingParameters.frameID, m_trackingParameters.resourceID);
m_coreLoader->didFinishLoading(finishTime);
}
void WebResourceLoader::didFailResourceLoad(const ResourceError& error)
{
LOG(Network, "(WebProcess) WebResourceLoader::didFailResourceLoad for '%s'", m_coreLoader->url().string().latin1().data());
RELEASE_LOG_IF_ALLOWED("didFailResourceLoad: (pageID = %" PRIu64 ", frameID = %" PRIu64 ", resourceID = %" PRIu64 ")", m_trackingParameters.pageID, m_trackingParameters.frameID, m_trackingParameters.resourceID);
if (m_coreLoader->documentLoader()->applicationCacheHost().maybeLoadFallbackForError(m_coreLoader.get(), error))
return;
m_coreLoader->didFail(error);
}
#if ENABLE(SHAREABLE_RESOURCE)
void WebResourceLoader::didReceiveResource(const ShareableResource::Handle& handle, double finishTime)
{
LOG(Network, "(WebProcess) WebResourceLoader::didReceiveResource for '%s'", m_coreLoader->url().string().latin1().data());
RELEASE_LOG_IF_ALLOWED("didReceiveResource: (pageID = %" PRIu64 ", frameID = %" PRIu64 ", resourceID = %" PRIu64 ")", m_trackingParameters.pageID, m_trackingParameters.frameID, m_trackingParameters.resourceID);
RefPtr<SharedBuffer> buffer = handle.tryWrapInSharedBuffer();
if (!buffer) {
LOG_ERROR("Unable to create buffer from ShareableResource sent from the network process.");
RELEASE_LOG_IF_ALLOWED("didReceiveResource: Unable to create SharedBuffer (pageID = %" PRIu64 ", frameID = %" PRIu64 ", resourceID = %" PRIu64 ")", m_trackingParameters.pageID, m_trackingParameters.frameID, m_trackingParameters.resourceID);
if (auto* frame = m_coreLoader->frame()) {
if (auto* page = frame->page())
page->diagnosticLoggingClient().logDiagnosticMessage(WebCore::DiagnosticLoggingKeys::internalErrorKey(), WebCore::DiagnosticLoggingKeys::createSharedBufferFailedKey(), WebCore::ShouldSample::No);
}
m_coreLoader->didFail(internalError(m_coreLoader->request().url()));
return;
}
Ref<WebResourceLoader> protect(*this);
// Only send data to the didReceiveData callback if it exists.
if (unsigned bufferSize = buffer->size())
m_coreLoader->didReceiveBuffer(buffer.releaseNonNull(), bufferSize, DataPayloadWholeResource);
if (!m_coreLoader)
return;
m_coreLoader->didFinishLoading(finishTime);
}
#endif
bool WebResourceLoader::isAlwaysOnLoggingAllowed() const
{
return resourceLoader() && resourceLoader()->isAlwaysOnLoggingAllowed();
}
} // namespace WebKit
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