131 lines
4.0 KiB
C++
131 lines
4.0 KiB
C++
// Copyright 2022 The Chromium Embedded Framework Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be found
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// in the LICENSE file.
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#include "libcef/browser/certificate_query.h"
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#include "include/cef_request_handler.h"
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#include "libcef/browser/browser_host_base.h"
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#include "libcef/browser/ssl_info_impl.h"
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#include "libcef/browser/thread_util.h"
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#include "base/functional/callback.h"
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#include "base/functional/callback_helpers.h"
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#include "base/logging.h"
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#include "content/public/browser/web_contents.h"
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#include "net/ssl/ssl_info.h"
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#include "url/gurl.h"
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namespace certificate_query {
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namespace {
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class CefAllowCertificateErrorCallbackImpl : public CefCallback {
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public:
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using CallbackType = CertificateErrorCallback;
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explicit CefAllowCertificateErrorCallbackImpl(CallbackType callback)
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: callback_(std::move(callback)) {}
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CefAllowCertificateErrorCallbackImpl(
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const CefAllowCertificateErrorCallbackImpl&) = delete;
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CefAllowCertificateErrorCallbackImpl& operator=(
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const CefAllowCertificateErrorCallbackImpl&) = delete;
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~CefAllowCertificateErrorCallbackImpl() {
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if (!callback_.is_null()) {
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// The callback is still pending. Cancel it now.
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if (CEF_CURRENTLY_ON_UIT()) {
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RunNow(std::move(callback_), false);
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} else {
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CEF_POST_TASK(
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CEF_UIT,
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base::BindOnce(&CefAllowCertificateErrorCallbackImpl::RunNow,
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std::move(callback_), false));
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}
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}
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}
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void Continue() override { ContinueNow(true); }
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void Cancel() override { ContinueNow(false); }
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[[nodiscard]] CallbackType Disconnect() { return std::move(callback_); }
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private:
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void ContinueNow(bool allow) {
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if (CEF_CURRENTLY_ON_UIT()) {
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if (!callback_.is_null()) {
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RunNow(std::move(callback_), allow);
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}
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} else {
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CEF_POST_TASK(
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CEF_UIT,
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base::BindOnce(&CefAllowCertificateErrorCallbackImpl::ContinueNow,
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this, allow));
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}
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}
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static void RunNow(CallbackType callback, bool allow) {
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CEF_REQUIRE_UIT();
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std::move(callback).Run(
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allow ? content::CERTIFICATE_REQUEST_RESULT_TYPE_CONTINUE
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: content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
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}
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CallbackType callback_;
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IMPLEMENT_REFCOUNTING(CefAllowCertificateErrorCallbackImpl);
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};
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} // namespace
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CertificateErrorCallback AllowCertificateError(
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content::WebContents* web_contents,
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int cert_error,
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const net::SSLInfo& ssl_info,
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const GURL& request_url,
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bool is_main_frame_request,
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bool strict_enforcement,
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CertificateErrorCallback callback,
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bool default_disallow) {
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CEF_REQUIRE_UIT();
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if (!is_main_frame_request) {
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// A sub-resource has a certificate error. The user doesn't really
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// have a context for making the right decision, so block the request
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// hard.
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std::move(callback).Run(content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
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return base::NullCallback();
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}
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if (auto browser = CefBrowserHostBase::GetBrowserForContents(web_contents)) {
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if (auto client = browser->GetClient()) {
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if (auto handler = client->GetRequestHandler()) {
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CefRefPtr<CefSSLInfo> sslInfo(new CefSSLInfoImpl(ssl_info));
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CefRefPtr<CefAllowCertificateErrorCallbackImpl> callbackImpl(
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new CefAllowCertificateErrorCallbackImpl(std::move(callback)));
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bool proceed = handler->OnCertificateError(
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browser.get(), static_cast<cef_errorcode_t>(cert_error),
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request_url.spec(), sslInfo, callbackImpl.get());
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if (!proceed) {
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callback = callbackImpl->Disconnect();
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LOG_IF(ERROR, callback.is_null())
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<< "Should return true from OnCertificateError when executing "
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"the callback";
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}
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}
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}
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}
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if (!callback.is_null() && default_disallow) {
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std::move(callback).Run(content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
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return base::NullCallback();
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}
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return callback;
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}
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} // namespace certificate_query
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