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/*
* Copyright (C) 2018 Apple 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:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS 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 APPLE INC. OR ITS 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 "config.h"
#include "WebAuthenticatorCoordinator.h"
#if ENABLE(WEB_AUTHN)
#include "DefaultWebBrowserChecks.h"
#include "FrameInfoData.h"
#include "WebAuthenticatorCoordinatorProxyMessages.h"
#include "WebAuthnConnectionToWebProcess.h"
#include "WebAuthnProcessConnection.h"
#include "WebFrame.h"
#include "WebPage.h"
#include "WebProcess.h"
#include <JavaScriptCore/ConsoleTypes.h>
#include <WebCore/AuthenticatorAttachment.h>
#include <WebCore/AuthenticatorResponseData.h>
#include <WebCore/Frame.h>
#include <WebCore/PublicKeyCredentialCreationOptions.h>
#include <WebCore/PublicKeyCredentialRequestOptions.h>
#include <WebCore/Quirks.h>
#include <WebCore/RuntimeEnabledFeatures.h>
#include <WebCore/SecurityOrigin.h>
#include <WebCore/UserGestureIndicator.h>
namespace WebKit {
using namespace WebCore;
namespace {
inline bool isWebBrowser()
{
return isParentProcessAFullWebBrowser(WebProcess::singleton());
}
}
WebAuthenticatorCoordinator::WebAuthenticatorCoordinator(WebPage& webPage)
: m_webPage(webPage)
{
}
void WebAuthenticatorCoordinator::makeCredential(const Frame& frame, const SecurityOrigin&, const Vector<uint8_t>& hash, const PublicKeyCredentialCreationOptions& options, RequestCompletionHandler&& handler)
{
auto* webFrame = WebFrame::fromCoreFrame(frame);
if (!webFrame)
return;
auto isProcessingUserGesture = processingUserGesture(frame, webFrame->frameID());
if (!RuntimeEnabledFeatures::sharedFeatures().webAuthenticationModernEnabled()) {
m_webPage.sendWithAsyncReply(Messages::WebAuthenticatorCoordinatorProxy::MakeCredential(webFrame->frameID(), webFrame->info(), hash, options, isProcessingUserGesture), WTFMove(handler));
return;
}
if (!isWebBrowser())
return;
WebProcess::singleton().ensureWebAuthnProcessConnection().connection().sendWithAsyncReply(Messages::WebAuthnConnectionToWebProcess::MakeCredential(hash, options, isProcessingUserGesture), WTFMove(handler));
}
void WebAuthenticatorCoordinator::getAssertion(const Frame& frame, const SecurityOrigin&, const Vector<uint8_t>& hash, const PublicKeyCredentialRequestOptions& options, RequestCompletionHandler&& handler)
{
auto* webFrame = WebFrame::fromCoreFrame(frame);
if (!webFrame)
return;
auto isProcessingUserGesture = processingUserGesture(frame, webFrame->frameID());
if (!RuntimeEnabledFeatures::sharedFeatures().webAuthenticationModernEnabled()) {
m_webPage.sendWithAsyncReply(Messages::WebAuthenticatorCoordinatorProxy::GetAssertion(webFrame->frameID(), webFrame->info(), hash, options, isProcessingUserGesture), WTFMove(handler));
return;
}
if (!isWebBrowser())
return;
WebProcess::singleton().ensureWebAuthnProcessConnection().connection().sendWithAsyncReply(Messages::WebAuthnConnectionToWebProcess::GetAssertion(hash, options, isProcessingUserGesture), WTFMove(handler));
}
void WebAuthenticatorCoordinator::isUserVerifyingPlatformAuthenticatorAvailable(QueryCompletionHandler&& handler)
{
if (!RuntimeEnabledFeatures::sharedFeatures().webAuthenticationModernEnabled()) {
m_webPage.sendWithAsyncReply(Messages::WebAuthenticatorCoordinatorProxy::IsUserVerifyingPlatformAuthenticatorAvailable(), WTFMove(handler));
return;
}
if (!isWebBrowser())
return;
WebProcess::singleton().ensureWebAuthnProcessConnection().connection().sendWithAsyncReply(Messages::WebAuthnConnectionToWebProcess::IsUserVerifyingPlatformAuthenticatorAvailable(), WTFMove(handler));
}
bool WebAuthenticatorCoordinator::processingUserGesture(const Frame& frame, const FrameIdentifier& frameID)
{
bool needsQuirk = frame.document() && frame.document()->quirks().shouldBypassUserGestureRequirementForWebAuthn();
auto processingUserGesture = UserGestureIndicator::processingUserGestureForMedia() || (!m_requireUserGesture && needsQuirk);
if (!processingUserGesture)
m_webPage.addConsoleMessage(frameID, MessageSource::Other, MessageLevel::Warning, "User gesture is not detected. To use the WebAuthn API, call 'navigator.credentials.create' within user activated events."_s);
m_requireUserGesture = true;
return processingUserGesture;
}
} // namespace WebKit
#endif // ENABLE(WEB_AUTHN)
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