NetworkProcessProxy.cpp [plain text]
#include "config.h"
#include "NetworkProcessProxy.h"
#include "AuthenticationChallengeProxy.h"
#include "DatabaseProcessMessages.h"
#include "DownloadProxyMessages.h"
#include "LegacyCustomProtocolManagerProxyMessages.h"
#include "Logging.h"
#include "NetworkProcessCreationParameters.h"
#include "NetworkProcessMessages.h"
#include "SandboxExtension.h"
#include "WebPageProxy.h"
#include "WebProcessMessages.h"
#include "WebProcessPool.h"
#include "WebsiteData.h"
#if ENABLE(SEC_ITEM_SHIM)
#include "SecItemShimProxy.h"
#endif
#if PLATFORM(IOS)
#include <wtf/spi/darwin/XPCSPI.h>
#endif
#define MESSAGE_CHECK(assertion) MESSAGE_CHECK_BASE(assertion, connection())
using namespace WebCore;
namespace WebKit {
static uint64_t generateCallbackID()
{
static uint64_t callbackID;
return ++callbackID;
}
Ref<NetworkProcessProxy> NetworkProcessProxy::create(WebProcessPool& processPool)
{
return adoptRef(*new NetworkProcessProxy(processPool));
}
NetworkProcessProxy::NetworkProcessProxy(WebProcessPool& processPool)
: ChildProcessProxy(processPool.alwaysRunsAtBackgroundPriority())
, m_processPool(processPool)
, m_numPendingConnectionRequests(0)
, m_customProtocolManagerProxy(*this)
, m_throttler(*this, processPool.shouldTakeUIBackgroundAssertion())
{
connect();
}
NetworkProcessProxy::~NetworkProcessProxy()
{
ASSERT(m_pendingFetchWebsiteDataCallbacks.isEmpty());
ASSERT(m_pendingDeleteWebsiteDataCallbacks.isEmpty());
ASSERT(m_pendingDeleteWebsiteDataForOriginsCallbacks.isEmpty());
}
void NetworkProcessProxy::getLaunchOptions(ProcessLauncher::LaunchOptions& launchOptions)
{
launchOptions.processType = ProcessLauncher::ProcessType::Network;
ChildProcessProxy::getLaunchOptions(launchOptions);
}
void NetworkProcessProxy::connectionWillOpen(IPC::Connection& connection)
{
#if ENABLE(SEC_ITEM_SHIM)
SecItemShimProxy::singleton().initializeConnection(connection);
#else
UNUSED_PARAM(connection);
#endif
}
void NetworkProcessProxy::processWillShutDown(IPC::Connection& connection)
{
ASSERT_UNUSED(connection, this->connection() == &connection);
}
void NetworkProcessProxy::getNetworkProcessConnection(Ref<Messages::WebProcessProxy::GetNetworkProcessConnection::DelayedReply>&& reply)
{
m_pendingConnectionReplies.append(WTFMove(reply));
if (state() == State::Launching) {
m_numPendingConnectionRequests++;
return;
}
connection()->send(Messages::NetworkProcess::CreateNetworkConnectionToWebProcess(), 0, IPC::SendOption::DispatchMessageEvenWhenWaitingForSyncReply);
}
DownloadProxy* NetworkProcessProxy::createDownloadProxy(const ResourceRequest& resourceRequest)
{
if (!m_downloadProxyMap)
m_downloadProxyMap = std::make_unique<DownloadProxyMap>(this);
return m_downloadProxyMap->createDownloadProxy(m_processPool, resourceRequest);
}
void NetworkProcessProxy::fetchWebsiteData(SessionID sessionID, OptionSet<WebsiteDataType> dataTypes, OptionSet<WebsiteDataFetchOption> fetchOptions, WTF::Function<void (WebsiteData)>&& completionHandler)
{
ASSERT(canSendMessage());
uint64_t callbackID = generateCallbackID();
RELEASE_LOG_IF(sessionID.isAlwaysOnLoggingAllowed(), ProcessSuspension, "%p - NetworkProcessProxy is taking a background assertion because the Network process is fetching Website data", this);
m_pendingFetchWebsiteDataCallbacks.add(callbackID, [this, token = throttler().backgroundActivityToken(), completionHandler = WTFMove(completionHandler), sessionID](WebsiteData websiteData) {
completionHandler(WTFMove(websiteData));
RELEASE_LOG_IF(sessionID.isAlwaysOnLoggingAllowed(), ProcessSuspension, "%p - NetworkProcessProxy is releasing a background assertion because the Network process is done fetching Website data", this);
});
send(Messages::NetworkProcess::FetchWebsiteData(sessionID, dataTypes, fetchOptions, callbackID), 0);
}
void NetworkProcessProxy::deleteWebsiteData(WebCore::SessionID sessionID, OptionSet<WebsiteDataType> dataTypes, std::chrono::system_clock::time_point modifiedSince, WTF::Function<void ()>&& completionHandler)
{
auto callbackID = generateCallbackID();
RELEASE_LOG_IF(sessionID.isAlwaysOnLoggingAllowed(), ProcessSuspension, "%p - NetworkProcessProxy is taking a background assertion because the Network process is deleting Website data", this);
m_pendingDeleteWebsiteDataCallbacks.add(callbackID, [this, token = throttler().backgroundActivityToken(), completionHandler = WTFMove(completionHandler), sessionID] {
completionHandler();
RELEASE_LOG_IF(sessionID.isAlwaysOnLoggingAllowed(), ProcessSuspension, "%p - NetworkProcessProxy is releasing a background assertion because the Network process is done deleting Website data", this);
});
send(Messages::NetworkProcess::DeleteWebsiteData(sessionID, dataTypes, modifiedSince, callbackID), 0);
}
void NetworkProcessProxy::deleteWebsiteDataForOrigins(SessionID sessionID, OptionSet<WebsiteDataType> dataTypes, const Vector<WebCore::SecurityOriginData>& origins, const Vector<String>& cookieHostNames, WTF::Function<void()>&& completionHandler)
{
ASSERT(canSendMessage());
uint64_t callbackID = generateCallbackID();
RELEASE_LOG_IF(sessionID.isAlwaysOnLoggingAllowed(), ProcessSuspension, "%p - NetworkProcessProxy is taking a background assertion because the Network process is deleting Website data for several origins", this);
m_pendingDeleteWebsiteDataForOriginsCallbacks.add(callbackID, [this, token = throttler().backgroundActivityToken(), completionHandler = WTFMove(completionHandler), sessionID] {
completionHandler();
RELEASE_LOG_IF(sessionID.isAlwaysOnLoggingAllowed(), ProcessSuspension, "%p - NetworkProcessProxy is releasing a background assertion because the Network process is done deleting Website data for several origins", this);
});
send(Messages::NetworkProcess::DeleteWebsiteDataForOrigins(sessionID, dataTypes, origins, cookieHostNames, callbackID), 0);
}
void NetworkProcessProxy::networkProcessCrashed()
{
clearCallbackStates();
Vector<Ref<Messages::WebProcessProxy::GetNetworkProcessConnection::DelayedReply>> pendingReplies;
pendingReplies.reserveInitialCapacity(m_pendingConnectionReplies.size());
for (auto& reply : m_pendingConnectionReplies)
pendingReplies.append(WTFMove(reply));
m_processPool.networkProcessCrashed(*this, WTFMove(pendingReplies));
}
void NetworkProcessProxy::networkProcessFailedToLaunch()
{
while (!m_pendingConnectionReplies.isEmpty()) {
Ref<Messages::WebProcessProxy::GetNetworkProcessConnection::DelayedReply> reply = m_pendingConnectionReplies.takeFirst();
#if USE(UNIX_DOMAIN_SOCKETS)
reply->send(IPC::Attachment());
#elif OS(DARWIN)
reply->send(IPC::Attachment(0, MACH_MSG_TYPE_MOVE_SEND));
#else
notImplemented();
#endif
}
clearCallbackStates();
m_processPool.networkProcessFailedToLaunch(*this);
}
void NetworkProcessProxy::clearCallbackStates()
{
for (const auto& callback : m_pendingFetchWebsiteDataCallbacks.values())
callback(WebsiteData());
m_pendingFetchWebsiteDataCallbacks.clear();
for (const auto& callback : m_pendingDeleteWebsiteDataCallbacks.values())
callback();
m_pendingDeleteWebsiteDataCallbacks.clear();
for (const auto& callback : m_pendingDeleteWebsiteDataForOriginsCallbacks.values())
callback();
m_pendingDeleteWebsiteDataForOriginsCallbacks.clear();
}
void NetworkProcessProxy::didReceiveMessage(IPC::Connection& connection, IPC::Decoder& decoder)
{
if (dispatchMessage(connection, decoder))
return;
if (m_processPool.dispatchMessage(connection, decoder))
return;
didReceiveNetworkProcessProxyMessage(connection, decoder);
}
void NetworkProcessProxy::didReceiveSyncMessage(IPC::Connection& connection, IPC::Decoder& decoder, std::unique_ptr<IPC::Encoder>& replyEncoder)
{
if (dispatchSyncMessage(connection, decoder, replyEncoder))
return;
ASSERT_NOT_REACHED();
}
void NetworkProcessProxy::didClose(IPC::Connection&)
{
if (m_downloadProxyMap)
m_downloadProxyMap->processDidClose();
m_customProtocolManagerProxy.invalidate();
m_tokenForHoldingLockedFiles = nullptr;
networkProcessCrashed();
}
void NetworkProcessProxy::didReceiveInvalidMessage(IPC::Connection&, IPC::StringReference, IPC::StringReference)
{
}
void NetworkProcessProxy::didCreateNetworkConnectionToWebProcess(const IPC::Attachment& connectionIdentifier)
{
ASSERT(!m_pendingConnectionReplies.isEmpty());
RefPtr<Messages::WebProcessProxy::GetNetworkProcessConnection::DelayedReply> reply = m_pendingConnectionReplies.takeFirst();
#if USE(UNIX_DOMAIN_SOCKETS)
reply->send(connectionIdentifier);
#elif OS(DARWIN)
reply->send(IPC::Attachment(connectionIdentifier.port(), MACH_MSG_TYPE_MOVE_SEND));
#else
notImplemented();
#endif
}
void NetworkProcessProxy::didReceiveAuthenticationChallenge(uint64_t pageID, uint64_t frameID, const WebCore::AuthenticationChallenge& coreChallenge, uint64_t challengeID)
{
WebPageProxy* page = WebProcessProxy::webPage(pageID);
MESSAGE_CHECK(page);
auto authenticationChallenge = AuthenticationChallengeProxy::create(coreChallenge, challengeID, connection());
page->didReceiveAuthenticationChallengeProxy(frameID, WTFMove(authenticationChallenge));
}
void NetworkProcessProxy::didFetchWebsiteData(uint64_t callbackID, const WebsiteData& websiteData)
{
auto callback = m_pendingFetchWebsiteDataCallbacks.take(callbackID);
callback(websiteData);
}
void NetworkProcessProxy::didDeleteWebsiteData(uint64_t callbackID)
{
auto callback = m_pendingDeleteWebsiteDataCallbacks.take(callbackID);
callback();
}
void NetworkProcessProxy::didDeleteWebsiteDataForOrigins(uint64_t callbackID)
{
auto callback = m_pendingDeleteWebsiteDataForOriginsCallbacks.take(callbackID);
callback();
}
void NetworkProcessProxy::grantSandboxExtensionsToDatabaseProcessForBlobs(uint64_t requestID, const Vector<String>& paths)
{
#if ENABLE(DATABASE_PROCESS)
#if ENABLE(SANDBOX_EXTENSIONS)
SandboxExtension::HandleArray extensions;
extensions.allocate(paths.size());
for (size_t i = 0; i < paths.size(); ++i) {
SandboxExtension::createHandle(paths[i], SandboxExtension::ReadWrite, extensions[i]);
}
m_processPool.sendToDatabaseProcessRelaunchingIfNecessary(Messages::DatabaseProcess::GrantSandboxExtensionsForBlobs(paths, extensions));
#endif
connection()->send(Messages::NetworkProcess::DidGrantSandboxExtensionsToDatabaseProcessForBlobs(requestID), 0);
#endif
}
void NetworkProcessProxy::didFinishLaunching(ProcessLauncher* launcher, IPC::Connection::Identifier connectionIdentifier)
{
ChildProcessProxy::didFinishLaunching(launcher, connectionIdentifier);
if (IPC::Connection::identifierIsNull(connectionIdentifier)) {
networkProcessFailedToLaunch();
return;
}
for (unsigned i = 0; i < m_numPendingConnectionRequests; ++i)
connection()->send(Messages::NetworkProcess::CreateNetworkConnectionToWebProcess(), 0);
m_numPendingConnectionRequests = 0;
#if PLATFORM(COCOA)
if (m_processPool.processSuppressionEnabled())
setProcessSuppressionEnabled(true);
#endif
#if PLATFORM(IOS)
if (xpc_connection_t connection = this->connection()->xpcConnection())
m_throttler.didConnectToProcess(xpc_connection_get_pid(connection));
#endif
}
void NetworkProcessProxy::logDiagnosticMessage(uint64_t pageID, const String& message, const String& description, WebCore::ShouldSample shouldSample)
{
WebPageProxy* page = WebProcessProxy::webPage(pageID);
if (!page)
return;
page->logDiagnosticMessage(message, description, shouldSample);
}
void NetworkProcessProxy::logDiagnosticMessageWithResult(uint64_t pageID, const String& message, const String& description, uint32_t result, WebCore::ShouldSample shouldSample)
{
WebPageProxy* page = WebProcessProxy::webPage(pageID);
if (!page)
return;
page->logDiagnosticMessageWithResult(message, description, result, shouldSample);
}
void NetworkProcessProxy::logDiagnosticMessageWithValue(uint64_t pageID, const String& message, const String& description, double value, unsigned significantFigures, WebCore::ShouldSample shouldSample)
{
WebPageProxy* page = WebProcessProxy::webPage(pageID);
if (!page)
return;
page->logDiagnosticMessageWithValue(message, description, value, significantFigures, shouldSample);
}
#if USE(PROTECTION_SPACE_AUTH_CALLBACK)
void NetworkProcessProxy::canAuthenticateAgainstProtectionSpace(uint64_t loaderID, uint64_t pageID, uint64_t frameID, const WebCore::ProtectionSpace& protectionSpace)
{
if (auto* page = WebProcessProxy::webPage(pageID)) {
if (page->process().webFrame(frameID)) {
page->canAuthenticateAgainstProtectionSpace(loaderID, frameID, protectionSpace);
return;
}
}
send(Messages::NetworkProcess::ContinueCanAuthenticateAgainstProtectionSpace(loaderID, false), 0);
}
#endif
void NetworkProcessProxy::sendProcessWillSuspendImminently()
{
if (!canSendMessage())
return;
bool handled = false;
sendSync(Messages::NetworkProcess::ProcessWillSuspendImminently(), Messages::NetworkProcess::ProcessWillSuspendImminently::Reply(handled), 0, 1_s);
}
void NetworkProcessProxy::sendPrepareToSuspend()
{
if (canSendMessage())
send(Messages::NetworkProcess::PrepareToSuspend(), 0);
}
void NetworkProcessProxy::sendCancelPrepareToSuspend()
{
if (canSendMessage())
send(Messages::NetworkProcess::CancelPrepareToSuspend(), 0);
}
void NetworkProcessProxy::sendProcessDidResume()
{
if (canSendMessage())
send(Messages::NetworkProcess::ProcessDidResume(), 0);
}
void NetworkProcessProxy::processReadyToSuspend()
{
m_throttler.processReadyToSuspend();
}
void NetworkProcessProxy::didSetAssertionState(AssertionState)
{
}
void NetworkProcessProxy::setIsHoldingLockedFiles(bool isHoldingLockedFiles)
{
if (!isHoldingLockedFiles) {
RELEASE_LOG(ProcessSuspension, "UIProcess is releasing a background assertion because the Network process is no longer holding locked files");
m_tokenForHoldingLockedFiles = nullptr;
return;
}
if (!m_tokenForHoldingLockedFiles) {
RELEASE_LOG(ProcessSuspension, "UIProcess is taking a background assertion because the Network process is holding locked files");
m_tokenForHoldingLockedFiles = m_throttler.backgroundActivityToken();
}
}
}