cef/libcef/browser/certificate_query.cc

131 lines
4.0 KiB
C++

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