| /* |
| * Copyright (C) 2013 Google 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: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * 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. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND 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 THE COPYRIGHT |
| * OWNER OR 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 "modules/serviceworkers/ServiceWorkerGlobalScope.h" |
| |
| #include "bindings/core/v8/CallbackPromiseAdapter.h" |
| #include "bindings/core/v8/ScriptPromise.h" |
| #include "bindings/core/v8/ScriptPromiseResolver.h" |
| #include "bindings/core/v8/ScriptState.h" |
| #include "bindings/core/v8/SourceLocation.h" |
| #include "bindings/core/v8/V8ThrowException.h" |
| #include "core/dom/ExceptionCode.h" |
| #include "core/events/Event.h" |
| #include "core/fetch/MemoryCache.h" |
| #include "core/fetch/ResourceLoaderOptions.h" |
| #include "core/inspector/ConsoleMessage.h" |
| #include "core/inspector/WorkerInspectorController.h" |
| #include "core/inspector/WorkerThreadDebugger.h" |
| #include "core/loader/ThreadableLoader.h" |
| #include "core/origin_trials/OriginTrialContext.h" |
| #include "core/workers/WorkerClients.h" |
| #include "core/workers/WorkerThreadStartupData.h" |
| #include "modules/EventTargetModules.h" |
| #include "modules/cachestorage/CacheStorage.h" |
| #include "modules/cachestorage/InspectorCacheStorageAgent.h" |
| #include "modules/fetch/GlobalFetch.h" |
| #include "modules/serviceworkers/ServiceWorkerClients.h" |
| #include "modules/serviceworkers/ServiceWorkerGlobalScopeClient.h" |
| #include "modules/serviceworkers/ServiceWorkerRegistration.h" |
| #include "modules/serviceworkers/ServiceWorkerScriptCachedMetadataHandler.h" |
| #include "modules/serviceworkers/ServiceWorkerThread.h" |
| #include "modules/serviceworkers/WaitUntilObserver.h" |
| #include "platform/Histogram.h" |
| #include "platform/network/ResourceRequest.h" |
| #include "platform/weborigin/KURL.h" |
| #include "public/platform/Platform.h" |
| #include "public/platform/WebURL.h" |
| #include "wtf/CurrentTime.h" |
| #include "wtf/PtrUtil.h" |
| #include <memory> |
| |
| namespace blink { |
| |
| ServiceWorkerGlobalScope* ServiceWorkerGlobalScope::create(ServiceWorkerThread* thread, std::unique_ptr<WorkerThreadStartupData> startupData) |
| { |
| // Note: startupData is finalized on return. After the relevant parts has been |
| // passed along to the created 'context'. |
| ServiceWorkerGlobalScope* context = new ServiceWorkerGlobalScope(startupData->m_scriptURL, startupData->m_userAgent, thread, monotonicallyIncreasingTime(), std::move(startupData->m_starterOriginPrivilegeData), startupData->m_workerClients.release()); |
| |
| context->setV8CacheOptions(startupData->m_v8CacheOptions); |
| context->applyContentSecurityPolicyFromVector(*startupData->m_contentSecurityPolicyHeaders); |
| if (!startupData->m_referrerPolicy.isNull()) |
| context->parseAndSetReferrerPolicy(startupData->m_referrerPolicy); |
| context->setAddressSpace(startupData->m_addressSpace); |
| OriginTrialContext::addTokens(context, startupData->m_originTrialTokens.get()); |
| |
| return context; |
| } |
| |
| ServiceWorkerGlobalScope::ServiceWorkerGlobalScope(const KURL& url, const String& userAgent, ServiceWorkerThread* thread, double timeOrigin, std::unique_ptr<SecurityOrigin::PrivilegeData> starterOriginPrivilegeData, WorkerClients* workerClients) |
| : WorkerGlobalScope(url, userAgent, thread, timeOrigin, std::move(starterOriginPrivilegeData), workerClients) |
| , m_didEvaluateScript(false) |
| , m_hadErrorInTopLevelEventHandler(false) |
| , m_eventNestingLevel(0) |
| , m_scriptCount(0) |
| , m_scriptTotalSize(0) |
| , m_scriptCachedMetadataTotalSize(0) |
| { |
| } |
| |
| ServiceWorkerGlobalScope::~ServiceWorkerGlobalScope() |
| { |
| } |
| |
| void ServiceWorkerGlobalScope::didEvaluateWorkerScript() |
| { |
| DEFINE_THREAD_SAFE_STATIC_LOCAL(CustomCountHistogram, scriptCountHistogram, new CustomCountHistogram("ServiceWorker.ScriptCount", 1, 1000, 50)); |
| scriptCountHistogram.count(m_scriptCount); |
| DEFINE_THREAD_SAFE_STATIC_LOCAL(CustomCountHistogram, scriptTotalSizeHistogram, new CustomCountHistogram("ServiceWorker.ScriptTotalSize", 1000, 5000000, 50)); |
| scriptTotalSizeHistogram.count(m_scriptTotalSize); |
| if (m_scriptCachedMetadataTotalSize) { |
| DEFINE_THREAD_SAFE_STATIC_LOCAL(CustomCountHistogram, cachedMetadataHistogram, new CustomCountHistogram("ServiceWorker.ScriptCachedMetadataTotalSize", 1000, 50000000, 50)); |
| cachedMetadataHistogram.count(m_scriptCachedMetadataTotalSize); |
| } |
| m_didEvaluateScript = true; |
| } |
| |
| ScriptPromise ServiceWorkerGlobalScope::fetch(ScriptState* scriptState, const RequestInfo& input, const Dictionary& init, ExceptionState& exceptionState) |
| { |
| return GlobalFetch::fetch(scriptState, *this, input, init, exceptionState); |
| } |
| |
| ServiceWorkerClients* ServiceWorkerGlobalScope::clients() |
| { |
| if (!m_clients) |
| m_clients = ServiceWorkerClients::create(); |
| return m_clients; |
| } |
| |
| ServiceWorkerRegistration* ServiceWorkerGlobalScope::registration() |
| { |
| return m_registration; |
| } |
| |
| ScriptPromise ServiceWorkerGlobalScope::skipWaiting(ScriptState* scriptState) |
| { |
| ExecutionContext* executionContext = scriptState->getExecutionContext(); |
| // FIXME: short-term fix, see details at: https://codereview.chromium.org/535193002/. |
| if (!executionContext) |
| return ScriptPromise(); |
| |
| ScriptPromiseResolver* resolver = ScriptPromiseResolver::create(scriptState); |
| ScriptPromise promise = resolver->promise(); |
| |
| ServiceWorkerGlobalScopeClient::from(executionContext)->skipWaiting(new CallbackPromiseAdapter<void, void>(resolver)); |
| return promise; |
| } |
| |
| void ServiceWorkerGlobalScope::setRegistration(std::unique_ptr<WebServiceWorkerRegistration::Handle> handle) |
| { |
| if (!getExecutionContext()) |
| return; |
| m_registration = ServiceWorkerRegistration::getOrCreate(getExecutionContext(), wrapUnique(handle.release())); |
| } |
| |
| bool ServiceWorkerGlobalScope::addEventListenerInternal(const AtomicString& eventType, EventListener* listener, const AddEventListenerOptionsResolved& options) |
| { |
| if (m_didEvaluateScript) { |
| if (eventType == EventTypeNames::install) { |
| ConsoleMessage* consoleMessage = ConsoleMessage::create(JSMessageSource, WarningMessageLevel, "Event handler of 'install' event must be added on the initial evaluation of worker script."); |
| addMessageToWorkerConsole(consoleMessage); |
| } else if (eventType == EventTypeNames::activate) { |
| ConsoleMessage* consoleMessage = ConsoleMessage::create(JSMessageSource, WarningMessageLevel, "Event handler of 'activate' event must be added on the initial evaluation of worker script."); |
| addMessageToWorkerConsole(consoleMessage); |
| } |
| } |
| return WorkerGlobalScope::addEventListenerInternal(eventType, listener, options); |
| } |
| |
| const AtomicString& ServiceWorkerGlobalScope::interfaceName() const |
| { |
| return EventTargetNames::ServiceWorkerGlobalScope; |
| } |
| |
| DispatchEventResult ServiceWorkerGlobalScope::dispatchEventInternal(Event* event) |
| { |
| m_eventNestingLevel++; |
| DispatchEventResult dispatchResult = WorkerGlobalScope::dispatchEventInternal(event); |
| if (event->interfaceName() == EventNames::ErrorEvent && m_eventNestingLevel == 2) |
| m_hadErrorInTopLevelEventHandler = true; |
| m_eventNestingLevel--; |
| return dispatchResult; |
| } |
| |
| void ServiceWorkerGlobalScope::dispatchExtendableEvent(Event* event, WaitUntilObserver* observer) |
| { |
| ASSERT(m_eventNestingLevel == 0); |
| m_hadErrorInTopLevelEventHandler = false; |
| |
| observer->willDispatchEvent(); |
| dispatchEvent(event); |
| if (thread()->terminated()) |
| m_hadErrorInTopLevelEventHandler = true; |
| observer->didDispatchEvent(m_hadErrorInTopLevelEventHandler); |
| } |
| |
| DEFINE_TRACE(ServiceWorkerGlobalScope) |
| { |
| visitor->trace(m_clients); |
| visitor->trace(m_registration); |
| WorkerGlobalScope::trace(visitor); |
| } |
| |
| void ServiceWorkerGlobalScope::importScripts(const Vector<String>& urls, ExceptionState& exceptionState) |
| { |
| // Bust the MemoryCache to ensure script requests reach the browser-side |
| // and get added to and retrieved from the ServiceWorker's script cache. |
| // FIXME: Revisit in light of the solution to crbug/388375. |
| for (Vector<String>::const_iterator it = urls.begin(); it != urls.end(); ++it) |
| getExecutionContext()->removeURLFromMemoryCache(completeURL(*it)); |
| WorkerGlobalScope::importScripts(urls, exceptionState); |
| } |
| |
| CachedMetadataHandler* ServiceWorkerGlobalScope::createWorkerScriptCachedMetadataHandler(const KURL& scriptURL, const Vector<char>* metaData) |
| { |
| return ServiceWorkerScriptCachedMetadataHandler::create(this, scriptURL, metaData); |
| } |
| |
| void ServiceWorkerGlobalScope::exceptionThrown(const String& errorMessage, std::unique_ptr<SourceLocation> location) |
| { |
| WorkerGlobalScope::exceptionThrown(errorMessage, location->clone()); |
| if (WorkerThreadDebugger* debugger = WorkerThreadDebugger::from(thread()->isolate())) |
| debugger->exceptionThrown(errorMessage, std::move(location)); |
| } |
| |
| void ServiceWorkerGlobalScope::scriptLoaded(size_t scriptSize, size_t cachedMetadataSize) |
| { |
| ++m_scriptCount; |
| m_scriptTotalSize += scriptSize; |
| m_scriptCachedMetadataTotalSize += cachedMetadataSize; |
| } |
| |
| } // namespace blink |