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// Copyright (C) 2023 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include <QtCore/qcoreapplication.h>
#include <QtCore/qthread.h>
#include <QtCore/qfile.h>
#include <QtCore/qdir.h>
#include <QtNetwork/qsslsocket.h>
#include <QtNetwork/qtcpserver.h>
#include <QtNetwork/qsslconfiguration.h>
#include <QtNetwork/qsslkey.h>
// Client and/or server presents a certificate signed by a system-trusted CA
// but the other side presents a certificate signed by a different CA.
constexpr bool TestServerPresentsIncorrectCa = true;
constexpr bool TestClientPresentsIncorrectCa = false;
// Decides whether or not to put the root CA into the global ssl configuration
// or into the socket's specific ssl configuration.
constexpr bool UseGlobalConfiguration = true;
/* No built-in QSslServer in this branch .... */
class QSslServer : public QTcpServer
{
Q_OBJECT
public:
QSslServer(QObject *parent = nullptr) : QTcpServer(parent) {}
void setSslConfiguration(const QSslConfiguration &config)
{
m_config = config;
}
QSslConfiguration sslConfiguration() const
{
return m_config;
}
protected:
void incomingConnection(qintptr handle) override
{
QSslSocket *socket = new QSslSocket(this);
socket->setSocketDescriptor(handle, QAbstractSocket::ConnectedState);
socket->setSslConfiguration(m_config);
socket->startServerEncryption();
QObject::connect(socket, &QSslSocket::peerVerifyError, this, [this, socket](const QSslError &error) {
emit peerVerifyError(socket, error);
});
emit startedEncryptionHandshake(socket);
if (socket->waitForEncrypted()) {
QTcpServer::addPendingConnection(socket);
emit pendingConnectionAvailable(socket);
} else {
emit errorOccurred(socket, socket->error());
socket->disconnectFromHost();
}
}
signals:
void pendingConnectionAvailable(QSslSocket *socket);
void startedEncryptionHandshake(QSslSocket *socket);
void errorOccurred(QSslSocket *socket, QAbstractSocket::SocketError error);
void peerVerifyError(QSslSocket *socket, const QSslError &error);
private:
QSslConfiguration m_config;
};
class ServerThread : public QThread
{
Q_OBJECT
public:
void run() override
{
QSslServer server;
QSslConfiguration config = server.sslConfiguration();
if (!UseGlobalConfiguration) {
QList<QSslCertificate> certs = QSslCertificate::fromPath(QStringLiteral(":/rootCA.pem"));
config.setCaCertificates(certs);
}
config.setLocalCertificate(QSslCertificate::fromPath(QStringLiteral(":/127.0.0.1.pem"))
.first());
QFile keyFile(QStringLiteral(":/127.0.0.1-key.pem"));
if (!keyFile.open(QIODevice::ReadOnly))
qFatal("Failed to open key file");
config.setPrivateKey(QSslKey(&keyFile, QSsl::Rsa));
config.setPeerVerifyMode(QSslSocket::VerifyPeer);
server.setSslConfiguration(config);
connect(&server, &QSslServer::pendingConnectionAvailable, [&server]() {
QSslSocket *socket = qobject_cast<QSslSocket *>(server.nextPendingConnection());
qDebug() << "[s] newConnection" << socket->peerAddress() << socket->peerPort();
});
connect(&server, &QSslServer::startedEncryptionHandshake, [](QSslSocket *socket) {
qDebug() << "[s] new handshake" << socket->peerAddress() << socket->peerPort();
});
connect(&server, &QSslServer::errorOccurred,
[](QSslSocket *socket, QAbstractSocket::SocketError error) {
qDebug() << "[s] errorOccurred" << socket->peerAddress() << socket->peerPort()
<< error << socket->errorString();
});
connect(&server, &QSslServer::peerVerifyError,
[](QSslSocket *socket, const QSslError &error) {
qDebug() << "[s] peerVerifyError" << socket->peerAddress() << socket->peerPort()
<< error;
});
server.listen(QHostAddress::LocalHost, 24242);
exec();
server.close();
}
};
int main(int argc, char **argv)
{
QCoreApplication app(argc, argv);
if (!QFileInfo(":/rootCA.pem").exists())
qFatal("rootCA.pem not found. Did you run generate.sh in the certs directory?");
if (UseGlobalConfiguration) {
QSslConfiguration config = QSslConfiguration::defaultConfiguration();
config.setCaCertificates(QSslCertificate::fromPath(":/rootCA.pem"));
QSslConfiguration::setDefaultConfiguration(config);
}
ServerThread serverThread;
serverThread.start();
QSslSocket socket;
QSslConfiguration config = socket.sslConfiguration();
QString certificatePath;
QString keyFileName;
if (TestClientPresentsIncorrectCa) { // true: Present cert signed with incorrect CA: should fail
certificatePath = ":/127.0.0.1-client.pem";
keyFileName = ":/127.0.0.1-client-key.pem";
} else { // false: Use correct CA: should succeed
certificatePath = ":/accepted-client.pem";
keyFileName = ":/accepted-client-key.pem";
}
config.setLocalCertificate(QSslCertificate::fromPath(certificatePath).first());
if (!UseGlobalConfiguration && TestServerPresentsIncorrectCa) {
// Verify server using incorrect CA: should fail
config.setCaCertificates(QSslCertificate::fromPath(":/rootCA.pem"));
} else if (UseGlobalConfiguration && !TestServerPresentsIncorrectCa) {
// Verify server using correct CA, we need to explicitly set the
// system CAs when the global config is overridden.
config.setCaCertificates(QSslConfiguration::systemCaCertificates());
}
QFile keyFile(keyFileName);
if (!keyFile.open(QIODevice::ReadOnly))
qFatal("Failed to open key file");
config.setPrivateKey(QSslKey(&keyFile, QSsl::Rsa));
socket.setSslConfiguration(config);
QObject::connect(&socket, &QSslSocket::encrypted, []() { qDebug() << "[c] encrypted"; });
QObject::connect(&socket, &QSslSocket::errorOccurred,
[&socket](QAbstractSocket::SocketError error) {
qDebug() << "[c] errorOccurred" << error << socket.errorString();
qApp->quit();
});
QObject::connect(&socket, qOverload<const QList<QSslError> &>(&QSslSocket::sslErrors),
[](const QList<QSslError> &errors) {
qDebug() << "[c] sslErrors" << errors;
});
QObject::connect(&socket, &QSslSocket::connected, []() { qDebug() << "[c] connected"; });
socket.connectToHostEncrypted(QStringLiteral("127.0.0.1"), 24242);
const int res = app.exec();
serverThread.quit();
serverThread.wait();
return res;
}
#include "tst_manual_ssl_client_auth.moc"
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