static bool allowsTimingRedirect(const Vector<ResourceResponse>& redirectChain, const ResourceResponse& finalResponse, Document* initiatorDocument) { if (!passesTimingAllowCheck(finalResponse, initiatorDocument)) return false; for (size_t i = 0; i < redirectChain.size(); i++) { if (!passesTimingAllowCheck(redirectChain[i], initiatorDocument)) return false; } return true; }
void Performance::addResourceTiming(const ResourceTimingInfo& info, Document* initiatorDocument) { if (isResourceTimingBufferFull()) return; const ResourceResponse& finalResponse = info.finalResponse(); bool allowTimingDetails = passesTimingAllowCheck(finalResponse, initiatorDocument); double startTime = info.initialTime(); if (info.redirectChain().isEmpty()) { RefPtr<PerformanceEntry> entry = PerformanceResourceTiming::create(info, initiatorDocument, startTime, allowTimingDetails); addResourceTimingBuffer(entry); return; } const Vector<ResourceResponse>& redirectChain = info.redirectChain(); bool allowRedirectDetails = allowsTimingRedirect(redirectChain, finalResponse, initiatorDocument); if (!allowRedirectDetails) { ResourceLoadTiming* finalTiming = finalResponse.resourceLoadTiming(); ASSERT(finalTiming); if (finalTiming) startTime = finalTiming->requestTime; } ResourceLoadTiming* lastRedirectTiming = redirectChain.last().resourceLoadTiming(); ASSERT(lastRedirectTiming); double lastRedirectEndTime = lastRedirectTiming->receiveHeadersEnd; RefPtr<PerformanceEntry> entry = PerformanceResourceTiming::create(info, initiatorDocument, startTime, lastRedirectEndTime, allowTimingDetails, allowRedirectDetails); addResourceTimingBuffer(entry); }
static bool allowsTimingRedirect(const Vector<ResourceResponse>& redirectChain, const ResourceResponse& finalResponse, const SecurityOrigin& initiatorSecurityOrigin, ExecutionContext* context) { if (!passesTimingAllowCheck(finalResponse, initiatorSecurityOrigin, AtomicString(), context)) return false; for (const ResourceResponse& response : redirectChain) { if (!passesTimingAllowCheck(response, initiatorSecurityOrigin, AtomicString(), context)) return false; } return true; }
PerformanceResourceTiming::PerformanceResourceTiming(const AtomicString& initiatorType, const ResourceRequest& request, const ResourceResponse& response, double initiationTime, double finishTime, Document* requestingDocument) : PerformanceEntry(request.url().string(), "resource", monotonicTimeToDocumentMilliseconds(requestingDocument, initiationTime), monotonicTimeToDocumentMilliseconds(requestingDocument, finishTime)) , m_initiatorType(initiatorType) , m_timing(response.resourceLoadTiming()) , m_finishTime(finishTime) , m_shouldReportDetails(passesTimingAllowCheck(response, requestingDocument)) , m_requestingDocument(requestingDocument) { }
void PerformanceBase::addResourceTiming(const ResourceTimingInfo& info) { if (isResourceTimingBufferFull() && !hasObserverFor(PerformanceEntry::Resource)) return; SecurityOrigin* securityOrigin = nullptr; ExecutionContext* context = getExecutionContext(); if (context) securityOrigin = context->getSecurityOrigin(); if (!securityOrigin) return; const ResourceResponse& finalResponse = info.finalResponse(); bool allowTimingDetails = passesTimingAllowCheck(finalResponse, *securityOrigin, info.originalTimingAllowOrigin(), context); double startTime = info.initialTime(); if (info.redirectChain().isEmpty()) { PerformanceEntry* entry = PerformanceResourceTiming::create( info, timeOrigin(), startTime, allowTimingDetails); notifyObserversOfEntry(*entry); if (!isResourceTimingBufferFull()) addResourceTimingBuffer(*entry); return; } const Vector<ResourceResponse>& redirectChain = info.redirectChain(); bool allowRedirectDetails = allowsTimingRedirect(redirectChain, finalResponse, *securityOrigin, context); if (!allowRedirectDetails) { ResourceLoadTiming* finalTiming = finalResponse.resourceLoadTiming(); ASSERT(finalTiming); if (finalTiming) startTime = finalTiming->requestTime(); } ResourceLoadTiming* lastRedirectTiming = redirectChain.back().resourceLoadTiming(); ASSERT(lastRedirectTiming); double lastRedirectEndTime = lastRedirectTiming->receiveHeadersEnd(); PerformanceEntry* entry = PerformanceResourceTiming::create( info, timeOrigin(), startTime, lastRedirectEndTime, allowTimingDetails, allowRedirectDetails); notifyObserversOfEntry(*entry); if (!isResourceTimingBufferFull()) addResourceTimingBuffer(*entry); }