void WebProcessProxy::addExistingWebPage(WebPageProxy* webPage, uint64_t pageID)
{
m_pageMap.set(pageID, webPage);
globalPageMap().set(pageID, webPage);
#if PLATFORM(MAC)
if (webPage->isProcessSuppressible())
m_processSuppressiblePages.add(pageID);
updateProcessSuppressionState();
#endif
}
void WebProcessProxy::pagePreferencesChanged(WebKit::WebPageProxy *page)
{
#if PLATFORM(MAC)
if (page->isProcessSuppressible())
m_processSuppressiblePages.add(page->pageID());
else
m_processSuppressiblePages.remove(page->pageID());
updateProcessSuppressionState();
#else
UNUSED_PARAM(page);
#endif
}
void WebProcessProxy::didFinishLaunching(ProcessLauncher* launcher, IPC::Connection::Identifier connectionIdentifier)
{
ChildProcessProxy::didFinishLaunching(launcher, connectionIdentifier);
m_webConnection = WebConnectionToWebProcess::create(this);
m_context->processDidFinishLaunching(this);
#if PLATFORM(MAC)
updateProcessSuppressionState();
#endif
}
PassRefPtr<WebPageProxy> WebProcessProxy::createWebPage(PageClient& pageClient, WebPageGroup& pageGroup)
{
uint64_t pageID = generatePageID();
RefPtr<WebPageProxy> webPage = WebPageProxy::create(pageClient, *this, pageGroup, pageID);
m_pageMap.set(pageID, webPage.get());
globalPageMap().set(pageID, webPage.get());
#if PLATFORM(MAC)
if (webPage->isProcessSuppressible())
m_processSuppressiblePages.add(pageID);
updateProcessSuppressionState();
#endif
return webPage.release();
}
void WebProcessProxy::removeWebPage(uint64_t pageID)
{
m_pageMap.remove(pageID);
globalPageMap().remove(pageID);
#if PLATFORM(MAC)
m_processSuppressiblePages.remove(pageID);
updateProcessSuppressionState();
#endif
// If this was the last WebPage open in that web process, and we have no other reason to keep it alive, let it go.
// We only allow this when using a network process, as otherwise the WebProcess needs to preserve its session state.
if (m_context->usesNetworkProcess() && canTerminateChildProcess()) {
abortProcessLaunchIfNeeded();
disconnect();
}
}
WebProcessPool::WebProcessPool(API::ProcessPoolConfiguration& configuration)
: m_configuration(configuration.copy())
, m_haveInitialEmptyProcess(false)
, m_processWithPageCache(0)
, m_defaultPageGroup(WebPageGroup::createNonNull())
, m_automationClient(std::make_unique<API::AutomationClient>())
, m_downloadClient(std::make_unique<API::DownloadClient>())
, m_historyClient(std::make_unique<API::LegacyContextHistoryClient>())
, m_visitedLinkStore(VisitedLinkStore::create())
, m_visitedLinksPopulated(false)
, m_plugInAutoStartProvider(this)
, m_alwaysUsesComplexTextCodePath(false)
, m_shouldUseFontSmoothing(true)
, m_memorySamplerEnabled(false)
, m_memorySamplerInterval(1400.0)
, m_websiteDataStore(m_configuration->shouldHaveLegacyDataStore() ? API::WebsiteDataStore::create(legacyWebsiteDataStoreConfiguration(m_configuration)).ptr() : nullptr)
#if USE(SOUP)
, m_initialHTTPCookieAcceptPolicy(HTTPCookieAcceptPolicyOnlyFromMainDocumentDomain)
#endif
, m_shouldUseTestingNetworkSession(false)
, m_processTerminationEnabled(true)
, m_canHandleHTTPSServerTrustEvaluation(true)
, m_didNetworkProcessCrash(false)
, m_memoryCacheDisabled(false)
, m_userObservablePageCounter([this](RefCounterEvent) {
updateProcessSuppressionState();
})
, m_processSuppressionDisabledForPageCounter([this](RefCounterEvent) {
updateProcessSuppressionState();
})
, m_hiddenPageThrottlingAutoIncreasesCounter([this](RefCounterEvent) {
m_hiddenPageThrottlingTimer.startOneShot(0);
})
, m_hiddenPageThrottlingTimer(RunLoop::main(), this, &WebProcessPool::updateHiddenPageThrottlingAutoIncreaseLimit)
{
for (auto& scheme : m_configuration->alwaysRevalidatedURLSchemes())
m_schemesToRegisterAsAlwaysRevalidated.add(scheme);
#if ENABLE(CACHE_PARTITIONING)
for (const auto& urlScheme : m_configuration->cachePartitionedURLSchemes())
m_schemesToRegisterAsCachePartitioned.add(urlScheme);
#endif
platformInitialize();
addMessageReceiver(Messages::WebProcessPool::messageReceiverName(), *this);
// NOTE: These sub-objects must be initialized after m_messageReceiverMap..
m_iconDatabase = WebIconDatabase::create(this);
addSupplement<WebCookieManagerProxy>();
addSupplement<WebGeolocationManagerProxy>();
addSupplement<WebNotificationManagerProxy>();
#if USE(SOUP)
addSupplement<WebSoupCustomProtocolRequestManager>();
#endif
#if ENABLE(BATTERY_STATUS)
addSupplement<WebBatteryManagerProxy>();
#endif
#if ENABLE(MEDIA_SESSION)
addSupplement<WebMediaSessionFocusManager>();
#endif
processPools().append(this);
addLanguageChangeObserver(this, languageChanged);
#if !LOG_DISABLED
WebCore::initializeLoggingChannelsIfNecessary();
WebKit::initializeLogChannelsIfNecessary();
#endif // !LOG_DISABLED
#if ENABLE(NETSCAPE_PLUGIN_API)
m_pluginInfoStore.setClient(this);
#endif
#ifndef NDEBUG
processPoolCounter.increment();
#endif
}
