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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR LGPL-3.0-only OR GPL-2.0-only OR GPL-3.0-only
#include "certificate_error_controller.h"
#include <net/base/net_errors.h>
#include <net/cert/x509_certificate.h>
#include <net/ssl/ssl_info.h>
#include <ui/base/l10n/l10n_util.h>
#include "chrome/grit/generated_resources.h"
#include "components/strings/grit/components_strings.h"
#include "type_conversion.h"
namespace QtWebEngineCore {
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::SslPinnedKeyNotInCertificateChain,
net::ERR_SSL_PINNED_KEY_NOT_IN_CERT_CHAIN)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateCommonNameInvalid, net::ERR_CERT_BEGIN)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateCommonNameInvalid,
net::ERR_CERT_COMMON_NAME_INVALID)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateDateInvalid, net::ERR_CERT_DATE_INVALID)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateAuthorityInvalid,
net::ERR_CERT_AUTHORITY_INVALID)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateContainsErrors,
net::ERR_CERT_CONTAINS_ERRORS)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateUnableToCheckRevocation,
net::ERR_CERT_UNABLE_TO_CHECK_REVOCATION)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateRevoked, net::ERR_CERT_REVOKED)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateInvalid, net::ERR_CERT_INVALID)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateWeakSignatureAlgorithm,
net::ERR_CERT_WEAK_SIGNATURE_ALGORITHM)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateNonUniqueName,
net::ERR_CERT_NON_UNIQUE_NAME)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateWeakKey, net::ERR_CERT_WEAK_KEY)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateNameConstraintViolation,
net::ERR_CERT_NAME_CONSTRAINT_VIOLATION)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateValidityTooLong,
net::ERR_CERT_VALIDITY_TOO_LONG)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateTransparencyRequired,
net::ERR_CERTIFICATE_TRANSPARENCY_REQUIRED)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateSymantecLegacy,
net::ERR_CERT_SYMANTEC_LEGACY)
ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateKnownInterceptionBlocked,
net::ERR_CERT_KNOWN_INTERCEPTION_BLOCKED)
// net::ERR_SSL_OBSOLETE_VERSION was removed again in Chromium 98
//ASSERT_ENUMS_MATCH(QWebEngineCertificateError::SslObsoleteVersion,
// net::ERR_SSL_OBSOLETE_VERSION)
//ASSERT_ENUMS_MATCH(QWebEngineCertificateError::CertificateErrorEnd, net::ERR_CERT_END)
// Copied from chrome/browser/ssl/ssl_error_handler.cc:
static int IsCertErrorFatal(int cert_error)
{
switch (cert_error) {
case net::ERR_CERT_COMMON_NAME_INVALID:
case net::ERR_CERT_DATE_INVALID:
case net::ERR_CERT_AUTHORITY_INVALID:
case net::ERR_CERT_NO_REVOCATION_MECHANISM:
case net::ERR_CERT_UNABLE_TO_CHECK_REVOCATION:
case net::ERR_CERT_WEAK_SIGNATURE_ALGORITHM:
case net::ERR_CERT_WEAK_KEY:
case net::ERR_CERT_NAME_CONSTRAINT_VIOLATION:
case net::ERR_CERT_VALIDITY_TOO_LONG:
case net::ERR_CERTIFICATE_TRANSPARENCY_REQUIRED:
case net::ERR_CERT_SYMANTEC_LEGACY:
case net::ERR_CERT_KNOWN_INTERCEPTION_BLOCKED:
return false;
case net::ERR_CERT_CONTAINS_ERRORS:
case net::ERR_CERT_REVOKED:
case net::ERR_CERT_INVALID:
case net::ERR_SSL_PINNED_KEY_NOT_IN_CERT_CHAIN:
return true;
default:
NOTREACHED();
}
return true;
}
CertificateErrorController::CertificateErrorController(
int cert_error, const net::SSLInfo &ssl_info, const GURL &request_url,
bool strict_enforcement, base::OnceCallback<void(content::CertificateRequestResultType)> cb)
: m_certError(QWebEngineCertificateError::Type(cert_error))
, m_requestUrl(toQt(request_url))
, m_overridable(!IsCertErrorFatal(cert_error) && !strict_enforcement)
{
// MEMO set callback anyway even for non overridable error since chromium halts load until it's called
// callback will be executed either explicitly by use code or implicitly when error goes out of scope
m_callback = std::move(cb);
if (auto cert = ssl_info.cert.get()) {
m_validExpiry = toQt(cert->valid_expiry());
m_certificateChain = toCertificateChain(cert);
}
}
CertificateErrorController::~CertificateErrorController()
{
if (!answered())
rejectCertificate();
}
QWebEngineCertificateError::Type CertificateErrorController::error() const
{
return m_certError;
}
QUrl CertificateErrorController::url() const
{
return m_requestUrl;
}
bool CertificateErrorController::overridable() const
{
return m_overridable;
}
bool CertificateErrorController::deferred() const
{
return m_deferred;
}
void CertificateErrorController::defer()
{
m_deferred = true;
}
bool CertificateErrorController::answered() const
{
return m_answered;
}
void CertificateErrorController::accept(bool accepted)
{
if (answered())
return;
m_answered = true;
if (m_callback)
std::move(m_callback)
.Run(accepted ? content::CERTIFICATE_REQUEST_RESULT_TYPE_CONTINUE
: content::CERTIFICATE_REQUEST_RESULT_TYPE_DENY);
}
void CertificateErrorController::deactivate()
{
m_callback.Reset();
}
static QString getQStringForMessageId(int message_id) {
std::u16string string = l10n_util::GetStringUTF16(message_id);
return toQt(string);
}
QString CertificateErrorController::errorString() const
{
// Try to use chromiums translation of the error strings, though not all are
// consistently described and we need to use versions that does not contain HTML
// formatted text.
switch (m_certError) {
case QWebEngineCertificateError::SslPinnedKeyNotInCertificateChain:
return getQStringForMessageId(IDS_CERT_ERROR_SUMMARY_PINNING_FAILURE_DETAILS);
case QWebEngineCertificateError::CertificateCommonNameInvalid:
return getQStringForMessageId(IDS_CERT_ERROR_COMMON_NAME_INVALID_DESCRIPTION);
case QWebEngineCertificateError::CertificateDateInvalid:
if (QDateTime::currentDateTime() > m_validExpiry)
return getQStringForMessageId(IDS_CERT_ERROR_EXPIRED_DESCRIPTION);
else
return getQStringForMessageId(IDS_CERT_ERROR_NOT_YET_VALID_DESCRIPTION);
case QWebEngineCertificateError::CertificateAuthorityInvalid:
case QWebEngineCertificateError::CertificateKnownInterceptionBlocked:
case QWebEngineCertificateError::CertificateSymantecLegacy:
return getQStringForMessageId(IDS_CERT_ERROR_AUTHORITY_INVALID_DESCRIPTION);
case QWebEngineCertificateError::CertificateContainsErrors:
return getQStringForMessageId(IDS_CERT_ERROR_CONTAINS_ERRORS_DESCRIPTION);
case QWebEngineCertificateError::CertificateNoRevocationMechanism:
return getQStringForMessageId(IDS_CERT_ERROR_NO_REVOCATION_MECHANISM_DESCRIPTION);
case QWebEngineCertificateError::CertificateRevoked:
return getQStringForMessageId(IDS_CERT_ERROR_REVOKED_CERT_DESCRIPTION);
case QWebEngineCertificateError::CertificateInvalid:
return getQStringForMessageId(IDS_CERT_ERROR_INVALID_CERT_DESCRIPTION);
case QWebEngineCertificateError::CertificateWeakSignatureAlgorithm:
return getQStringForMessageId(IDS_CERT_ERROR_WEAK_SIGNATURE_ALGORITHM_DESCRIPTION);
case QWebEngineCertificateError::CertificateNonUniqueName:
return getQStringForMessageId(IDS_PAGE_INFO_SECURITY_TAB_NON_UNIQUE_NAME);
case QWebEngineCertificateError::CertificateWeakKey:
return getQStringForMessageId(IDS_CERT_ERROR_WEAK_KEY_DESCRIPTION);
case QWebEngineCertificateError::CertificateNameConstraintViolation:
return getQStringForMessageId(IDS_CERT_ERROR_NAME_CONSTRAINT_VIOLATION_DESCRIPTION);
case QWebEngineCertificateError::CertificateValidityTooLong:
return getQStringForMessageId(IDS_CERT_ERROR_VALIDITY_TOO_LONG_DESCRIPTION);
case QWebEngineCertificateError::CertificateTransparencyRequired:
return getQStringForMessageId(IDS_CERT_ERROR_CERTIFICATE_TRANSPARENCY_REQUIRED_DESCRIPTION);
case QWebEngineCertificateError::SslObsoleteVersion:
return getQStringForMessageId(IDS_SSL_ERROR_OBSOLETE_VERSION_DESCRIPTION);
case QWebEngineCertificateError::CertificateUnableToCheckRevocation: // Deprecated in Chromium.
default:
break;
}
return getQStringForMessageId(IDS_CERT_ERROR_UNKNOWN_ERROR_DESCRIPTION);
}
QList<QSslCertificate> CertificateErrorController::certificateChain() const
{
return m_certificateChain;
}
}
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