TEST(KnownPortsTest, IsDefaultPortForProtocol)
{
struct TestCase {
const unsigned short port;
const char* protocol;
const bool isKnown;
} inputs[] = {
// Known ones.
{ 80, "http", true },
{ 443, "https", true },
{ 80, "ws", true },
{ 443, "wss", true },
{ 21, "ftp", true },
{ 990, "ftps", true },
// Unknown ones.
{ 5, "foo", false },
{ 80, "http:", false },
{ 443, "http", false },
{ 21, "ftps", false },
{ 990, "ftp", false },
// With upper cases.
{ 80, "HTTP", false },
{ 443, "Https", false },
};
for (const TestCase& test : inputs) {
bool result = isDefaultPortForProtocol(test.port, test.protocol);
EXPECT_EQ(test.isKnown, result);
}
}
String DOMURLUtilsReadOnly::host(const KURL& kurl) {
if (kurl.hostEnd() == kurl.pathStart())
return kurl.host();
if (isDefaultPortForProtocol(kurl.port(), kurl.protocol()))
return kurl.host();
return kurl.host() + ":" + String::number(kurl.port());
}
void HTMLAnchorElement::setHost(const String& value)
{
if (value.isEmpty())
return;
KURL url = href();
if (!url.canSetHostOrPort())
return;
size_t separator = value.find(':');
if (!separator)
return;
if (separator == notFound)
url.setHostAndPort(value);
else {
unsigned portEnd;
unsigned port = parsePortFromStringPosition(value, separator + 1, portEnd);
if (!port) {
// http://dev.w3.org/html5/spec/infrastructure.html#url-decomposition-idl-attributes
// specifically goes against RFC 3986 (p3.2) and
// requires setting the port to "0" if it is set to empty string.
url.setHostAndPort(value.substring(0, separator + 1) + "0");
} else {
if (isDefaultPortForProtocol(port, url.protocol()))
url.setHostAndPort(value.substring(0, separator));
else
url.setHostAndPort(value.substring(0, portEnd));
}
}
setHref(url.string());
}
bool portMatches(const KURL& url) const
{
if (m_portHasWildcard)
return true;
int port = url.port();
return port ? port == m_port : isDefaultPortForProtocol(m_port, url.protocol());
}
String HTMLAnchorElement::host() const
{
const KURL& url = href();
if (url.hostEnd() == url.pathStart())
return url.host();
if (isDefaultPortForProtocol(url.port(), url.protocol()))
return url.host();
return url.host() + ":" + String::number(url.port());
}
bool CSPSource::portMatches(int port, const String& protocol) const {
if (m_portWildcard == HasWildcard)
return true;
if (port == m_port)
return true;
if (m_port == 80 &&
(port == 443 || (port == 0 && defaultPortForProtocol(protocol) == 443)))
return true;
if (!port)
return isDefaultPortForProtocol(m_port, protocol);
if (!m_port)
return isDefaultPortForProtocol(port, protocol);
return false;
}
bool CSPSource::portMatches(const KURL& url) const
{
if (m_portWildcard == HasWildcard)
return true;
int port = url.port();
if (port == m_port)
return true;
if (m_port == 80 && (port == 443 || (port == 0 && (url.protocol() == "https" || url.protocol() == "wss"))))
return true;
if (!port)
return isDefaultPortForProtocol(m_port, url.protocol());
if (!m_port)
return isDefaultPortForProtocol(port, url.protocol());
return false;
}
void KURL::setPort(unsigned short port)
{
if (isDefaultPortForProtocol(port, protocol())) {
removePort();
return;
}
String portString = String::number(port);
ASSERT(portString.is8Bit());
url::Replacements<char> replacements;
replacements.SetPort(reinterpret_cast<const char*>(portString.characters8()), url::Component(0, portString.length()));
replaceComponents(replacements);
}
void HTMLAnchorElement::setPort(const String& value)
{
KURL url = href();
if (!url.canSetHostOrPort())
return;
// http://dev.w3.org/html5/spec/infrastructure.html#url-decomposition-idl-attributes
// specifically goes against RFC 3986 (p3.2) and
// requires setting the port to "0" if it is set to empty string.
unsigned port = value.toUInt();
if (isDefaultPortForProtocol(port, url.protocol()))
url.removePort();
else
url.setPort(port);
setHref(url.string());
}
void applyBlockedStatusToRequest(const BlockedStatus& status, ResourceRequest& request)
{
if (status.blockedCookies)
request.setAllowCookies(false);
if (status.madeHTTPS) {
const URL& originalURL = request.url();
ASSERT(originalURL.protocolIs("http"));
ASSERT(!originalURL.port() || isDefaultPortForProtocol(originalURL.port().value(), originalURL.protocol()));
URL newURL = originalURL;
newURL.setProtocol("https");
if (originalURL.port())
newURL.setPort(defaultPortForProtocol("https").value());
request.setURL(newURL);
}
}
SecurityOrigin::SecurityOrigin(const URL& url)
: m_protocol(url.protocol().isNull() ? emptyString() : url.protocol().toString().convertToASCIILowercase())
, m_host(url.host().isNull() ? emptyString() : url.host().convertToASCIILowercase())
, m_port(url.port())
{
// document.domain starts as m_host, but can be set by the DOM.
m_domain = m_host;
if (m_port && isDefaultPortForProtocol(m_port.value(), m_protocol))
m_port = Nullopt;
// By default, only local SecurityOrigins can load local resources.
m_canLoadLocalResources = isLocal();
if (m_canLoadLocalResources)
m_filePath = url.path(); // In case enforceFilePathSeparation() is called.
}
void ResourceLoader::didReceiveResponse(const ResourceResponse& r)
{
ASSERT(!m_reachedTerminalState);
// Protect this in this delegate method since the additional processing can do
// anything including possibly derefing this; one example of this is Radar 3266216.
Ref<ResourceLoader> protectedThis(*this);
logResourceResponseSource(m_frame.get(), r.source());
m_response = r;
if (m_response.isHttpVersion0_9()) {
auto url = m_response.url();
// Non-HTTP responses are interpreted as HTTP/0.9 which may allow exfiltration of data
// from non-HTTP services. Therefore cancel if the document was loaded with different
// HTTP version or if the resource request was to a non-default port.
if (!m_documentLoader->response().isHttpVersion0_9()) {
String message = "Cancelled resource load from '" + url.string() + "' because it is using HTTP/0.9 and the document was loaded with a different HTTP version.";
m_frame->document()->addConsoleMessage(MessageSource::Security, MessageLevel::Error, message, identifier());
ResourceError error(emptyString(), 0, url, message);
didFail(error);
return;
}
if (!isDefaultPortForProtocol(url.port(), url.protocol())) {
String message = "Cancelled resource load from '" + url.string() + "' because it is using HTTP/0.9 on a non-default port.";
m_frame->document()->addConsoleMessage(MessageSource::Security, MessageLevel::Error, message, identifier());
ResourceError error(emptyString(), 0, url, message);
didFail(error);
return;
}
String message = "Sandboxing '" + m_response.url().string() + "' because it is using HTTP/0.9.";
m_frame->document()->addConsoleMessage(MessageSource::Security, MessageLevel::Error, message, m_identifier);
frameLoader()->forceSandboxFlags(SandboxScripts | SandboxPlugins);
}
if (FormData* data = m_request.httpBody())
data->removeGeneratedFilesIfNeeded();
if (m_options.sendLoadCallbacks() == SendCallbacks)
frameLoader()->notifier().didReceiveResponse(this, m_response);
}
SecurityOrigin::SecurityOrigin(const KUrl& url) :
m_protocol(url.protocol().toLower())
, m_host(url.host().toLower())
, m_port(url.port())
, m_domainWasSetInDOM(false)
, m_isUnique(false)
{
// These protocols do not create security origins; the owner frame provides the origin
if (m_protocol == "about" || m_protocol == "javascript")
m_protocol = "";
// For edge case URLs that were probably misparsed, make sure that the origin is unique.
if (m_host.isEmpty() && KProtocolInfo::protocolClass(m_protocol) == QLatin1String(":internet"))
m_isUnique = true;
// document.domain starts as m_host, but can be set by the DOM.
m_domain = m_host;
if (url.port() == -1 || isDefaultPortForProtocol(m_port, m_protocol))
m_port = 0;
}
SecurityOrigin::SecurityOrigin(const KURL& url)
: m_protocol(url.protocol().isNull() ? "" : url.protocol().lower())
, m_host(url.host().isNull() ? "" : url.host().lower())
, m_port(url.port())
, m_isUnique(false)
, m_universalAccess(false)
, m_domainWasSetInDOM(false)
, m_enforceFilePathSeparation(false)
, m_needsDatabaseIdentifierQuirkForFiles(false)
{
// document.domain starts as m_host, but can be set by the DOM.
m_domain = m_host;
if (isDefaultPortForProtocol(m_port, m_protocol))
m_port = InvalidPort;
// By default, only local SecurityOrigins can load local resources.
m_canLoadLocalResources = isLocal();
if (m_canLoadLocalResources)
m_filePath = url.path(); // In case enforceFilePathSeparation() is called.
}
SecurityOrigin::SecurityOrigin(const KURL& url)
: m_protocol(url.protocol().isNull() ? "" : url.protocol().lower())
, m_host(url.host().isNull() ? "" : url.host().lower())
, m_port(url.port())
, m_noAccess(false)
, m_domainWasSetInDOM(false)
{
// These protocols do not create security origins; the owner frame provides the origin
if (m_protocol == "about" || m_protocol == "javascript")
m_protocol = "";
// data: URLs are not allowed access to anything other than themselves.
if (m_protocol == "data")
m_noAccess = true;
// document.domain starts as m_host, but can be set by the DOM.
m_domain = m_host;
// By default, only local SecurityOrigins can load local resources.
m_canLoadLocalResources = isLocal();
if (isDefaultPortForProtocol(m_port, m_protocol))
m_port = 0;
}
BlockedStatus ContentExtensionsBackend::processContentExtensionRulesForLoad(const URL& url, ResourceType resourceType, DocumentLoader& initiatingDocumentLoader)
{
if (m_contentExtensions.isEmpty())
return { };
Document* currentDocument = nullptr;
URL mainDocumentURL;
if (Frame* frame = initiatingDocumentLoader.frame()) {
currentDocument = frame->document();
if (initiatingDocumentLoader.isLoadingMainResource()
&& frame->isMainFrame()
&& resourceType == ResourceType::Document)
mainDocumentURL = url;
else if (Document* mainDocument = frame->mainFrame().document())
mainDocumentURL = mainDocument->url();
}
ResourceLoadInfo resourceLoadInfo = { url, mainDocumentURL, resourceType };
Vector<ContentExtensions::Action> actions = actionsForResourceLoad(resourceLoadInfo);
bool willBlockLoad = false;
bool willBlockCookies = false;
bool willMakeHTTPS = false;
for (const auto& action : actions) {
switch (action.type()) {
case ContentExtensions::ActionType::BlockLoad:
willBlockLoad = true;
break;
case ContentExtensions::ActionType::BlockCookies:
willBlockCookies = true;
break;
case ContentExtensions::ActionType::CSSDisplayNoneSelector:
if (resourceType == ResourceType::Document)
initiatingDocumentLoader.addPendingContentExtensionDisplayNoneSelector(action.extensionIdentifier(), action.stringArgument(), action.actionID());
else if (currentDocument)
currentDocument->extensionStyleSheets().addDisplayNoneSelector(action.extensionIdentifier(), action.stringArgument(), action.actionID());
break;
case ContentExtensions::ActionType::CSSDisplayNoneStyleSheet: {
StyleSheetContents* styleSheetContents = globalDisplayNoneStyleSheet(action.stringArgument());
if (styleSheetContents) {
if (resourceType == ResourceType::Document)
initiatingDocumentLoader.addPendingContentExtensionSheet(action.stringArgument(), *styleSheetContents);
else if (currentDocument)
currentDocument->extensionStyleSheets().maybeAddContentExtensionSheet(action.stringArgument(), *styleSheetContents);
}
break;
}
case ContentExtensions::ActionType::MakeHTTPS: {
if ((url.protocolIs("http") || url.protocolIs("ws"))
&& (!url.port() || isDefaultPortForProtocol(url.port().value(), url.protocol())))
willMakeHTTPS = true;
break;
}
case ContentExtensions::ActionType::IgnorePreviousRules:
case ContentExtensions::ActionType::InvalidAction:
RELEASE_ASSERT_NOT_REACHED();
}
}
if (currentDocument) {
if (willMakeHTTPS) {
ASSERT(url.protocolIs("http") || url.protocolIs("ws"));
String newProtocol = url.protocolIs("http") ? ASCIILiteral("https") : ASCIILiteral("wss");
currentDocument->addConsoleMessage(MessageSource::ContentBlocker, MessageLevel::Info, makeString("Content blocker promoted URL from ", url.string(), " to ", newProtocol));
}
if (willBlockLoad)
currentDocument->addConsoleMessage(MessageSource::ContentBlocker, MessageLevel::Info, makeString("Content blocker prevented frame displaying ", mainDocumentURL.string(), " from loading a resource from ", url.string()));
}
return { willBlockLoad, willBlockCookies, willMakeHTTPS };
}
BlockedStatus ContentExtensionsBackend::processContentExtensionRulesForLoad(ResourceRequest& request, ResourceType resourceType, DocumentLoader& initiatingDocumentLoader)
{
Document* currentDocument = nullptr;
URL mainDocumentURL;
if (Frame* frame = initiatingDocumentLoader.frame()) {
currentDocument = frame->document();
if (initiatingDocumentLoader.isLoadingMainResource()
&& frame->isMainFrame()
&& resourceType == ResourceType::Document)
mainDocumentURL = request.url();
else if (Document* mainDocument = frame->mainFrame().document())
mainDocumentURL = mainDocument->url();
}
ResourceLoadInfo resourceLoadInfo = { request.url(), mainDocumentURL, resourceType };
Vector<ContentExtensions::Action> actions = actionsForResourceLoad(resourceLoadInfo);
bool willBlockLoad = false;
for (const auto& action : actions) {
switch (action.type()) {
case ContentExtensions::ActionType::BlockLoad:
willBlockLoad = true;
break;
case ContentExtensions::ActionType::BlockCookies:
request.setAllowCookies(false);
break;
case ContentExtensions::ActionType::CSSDisplayNoneSelector:
if (resourceType == ResourceType::Document)
initiatingDocumentLoader.addPendingContentExtensionDisplayNoneSelector(action.extensionIdentifier(), action.stringArgument(), action.actionID());
else if (currentDocument)
currentDocument->extensionStyleSheets().addDisplayNoneSelector(action.extensionIdentifier(), action.stringArgument(), action.actionID());
break;
case ContentExtensions::ActionType::CSSDisplayNoneStyleSheet: {
StyleSheetContents* styleSheetContents = globalDisplayNoneStyleSheet(action.stringArgument());
if (styleSheetContents) {
if (resourceType == ResourceType::Document)
initiatingDocumentLoader.addPendingContentExtensionSheet(action.stringArgument(), *styleSheetContents);
else if (currentDocument)
currentDocument->extensionStyleSheets().maybeAddContentExtensionSheet(action.stringArgument(), *styleSheetContents);
}
break;
}
case ContentExtensions::ActionType::MakeHTTPS: {
const URL originalURL = request.url();
if (originalURL.protocolIs("http") && (!originalURL.hasPort() || isDefaultPortForProtocol(originalURL.port(), originalURL.protocol()))) {
URL newURL = originalURL;
newURL.setProtocol("https");
if (originalURL.hasPort())
newURL.setPort(defaultPortForProtocol("https"));
request.setURL(newURL);
if (resourceType == ResourceType::Document && initiatingDocumentLoader.isLoadingMainResource()) {
// This is to make sure the correct 'new' URL shows in the location bar.
initiatingDocumentLoader.request().setURL(newURL);
initiatingDocumentLoader.frameLoader()->client().dispatchDidChangeProvisionalURL();
}
if (currentDocument)
currentDocument->addConsoleMessage(MessageSource::ContentBlocker, MessageLevel::Info, makeString("Content blocker promoted URL from ", originalURL.string(), " to ", newURL.string()));
}
break;
}
case ContentExtensions::ActionType::IgnorePreviousRules:
case ContentExtensions::ActionType::InvalidAction:
RELEASE_ASSERT_NOT_REACHED();
}
}
if (willBlockLoad) {
if (currentDocument)
currentDocument->addConsoleMessage(MessageSource::ContentBlocker, MessageLevel::Info, makeString("Content blocker prevented frame displaying ", mainDocumentURL.string(), " from loading a resource from ", request.url().string()));
return BlockedStatus::Blocked;
}
return BlockedStatus::NotBlocked;
}
