ResourceTiming.cpp [plain text]
#include "config.h"
#include "ResourceTiming.h"
#include "CachedResource.h"
#include "PerformanceServerTiming.h"
#include "RuntimeEnabledFeatures.h"
#include "SecurityOrigin.h"
#include "ServerTimingParser.h"
#include <wtf/CrossThreadCopier.h>
namespace WebCore {
static bool passesTimingAllowCheck(const ResourceResponse& response, const SecurityOrigin& initiatorSecurityOrigin)
{
Ref<SecurityOrigin> resourceOrigin = SecurityOrigin::create(response.url());
if (resourceOrigin->isSameSchemeHostPort(initiatorSecurityOrigin))
return true;
const String& timingAllowOriginString = response.httpHeaderField(HTTPHeaderName::TimingAllowOrigin);
if (timingAllowOriginString.isEmpty() || equalLettersIgnoringASCIICase(timingAllowOriginString, "null"))
return false;
if (timingAllowOriginString == "*")
return true;
const String& securityOrigin = initiatorSecurityOrigin.toString();
for (auto& origin : timingAllowOriginString.split(',')) {
if (origin.stripWhiteSpace() == securityOrigin)
return true;
}
return false;
}
ResourceTiming ResourceTiming::fromCache(const URL& url, const String& initiator, const LoadTiming& loadTiming, const ResourceResponse& response, const SecurityOrigin& securityOrigin)
{
return ResourceTiming(url, initiator, loadTiming, response, securityOrigin);
}
ResourceTiming ResourceTiming::fromLoad(CachedResource& resource, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadMetrics& networkLoadMetrics, const SecurityOrigin& securityOrigin)
{
return ResourceTiming(resource, initiator, loadTiming, networkLoadMetrics, securityOrigin);
}
ResourceTiming ResourceTiming::fromSynchronousLoad(const URL& url, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadMetrics& networkLoadMetrics, const ResourceResponse& response, const SecurityOrigin& securityOrigin)
{
return ResourceTiming(url, initiator, loadTiming, networkLoadMetrics, response, securityOrigin);
}
ResourceTiming::ResourceTiming(const URL& url, const String& initiator, const LoadTiming& loadTiming, const ResourceResponse& response, const SecurityOrigin& securityOrigin)
: m_url(url)
, m_initiator(initiator)
, m_loadTiming(loadTiming)
, m_allowTimingDetails(passesTimingAllowCheck(response, securityOrigin))
{
initServerTiming(response);
}
ResourceTiming::ResourceTiming(CachedResource& resource, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadMetrics& networkLoadMetrics, const SecurityOrigin& securityOrigin)
: m_url(resource.resourceRequest().url())
, m_initiator(initiator)
, m_loadTiming(loadTiming)
, m_networkLoadMetrics(networkLoadMetrics)
, m_allowTimingDetails(passesTimingAllowCheck(resource.response(), securityOrigin))
{
initServerTiming(resource.response());
}
ResourceTiming::ResourceTiming(const URL& url, const String& initiator, const LoadTiming& loadTiming, const NetworkLoadMetrics& networkLoadMetrics, const ResourceResponse& response, const SecurityOrigin& securityOrigin)
: m_url(url)
, m_initiator(initiator)
, m_loadTiming(loadTiming)
, m_networkLoadMetrics(networkLoadMetrics)
, m_allowTimingDetails(passesTimingAllowCheck(response, securityOrigin))
{
initServerTiming(response);
}
void ResourceTiming::initServerTiming(const ResourceResponse& response)
{
if (RuntimeEnabledFeatures::sharedFeatures().serverTimingEnabled() && m_allowTimingDetails)
m_serverTiming = ServerTimingParser::parseServerTiming(response.httpHeaderField(HTTPHeaderName::ServerTiming));
}
Vector<Ref<PerformanceServerTiming>> ResourceTiming::populateServerTiming()
{
return WTF::map(m_serverTiming, [] (auto& entry) {
return PerformanceServerTiming::create(WTFMove(entry.name), entry.duration, WTFMove(entry.description));
});
}
ResourceTiming ResourceTiming::isolatedCopy() const
{
return ResourceTiming(m_url.isolatedCopy(), m_initiator.isolatedCopy(), m_loadTiming.isolatedCopy(), m_networkLoadMetrics.isolatedCopy(), m_allowTimingDetails, crossThreadCopy(m_serverTiming));
}
}