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/****************************************************************************
**
** Copyright (C) 2017 Witekio.
** Copyright (C) 2018 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of the QtCoap module.
**
** $QT_BEGIN_LICENSE:GPL$
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 or (at your option) any later version
** approved by the KDE Free Qt Foundation. The licenses are as published by
** the Free Software Foundation and appearing in the file LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QtTest>
#include <QtCore/qstring.h>
#include <QtNetwork/qhostinfo.h>
#include <QtCoap/qcoapclient.h>
#include <QtCoap/qcoapsecurityconfiguration.h>
/*!
\internal
This namespace provides URL and settings used in QtCoap tests.
Tests require a Californium plugtest server, accessible with
"coap-plugtest-server" host name. You create such server with Docker and
the following command line:
\code
docker run -d --rm -p 5683:5683/udp aleravat/coap-test-server:latest
\endcode
For more details, see
\l{https://github.com/Pixep/coap-testserver-docker}{https://github.com/Pixep/coap-testserver-docker}.
*/
namespace QtCoapNetworkSettings
{
#if defined(COAP_TEST_SERVER_IP) || defined(QT_TEST_SERVER)
#define CHECK_FOR_COAP_SERVER
#else
#define CHECK_FOR_COAP_SERVER \
QSKIP("CoAP server is not setup, skipping the test..."); \
return;
#endif
#if defined(QT_TEST_SERVER) && !defined(COAP_TEST_SERVER_IP)
static QString tryToResolveHostName(const QString &hostName)
{
const auto hostInfo = QHostInfo::fromName(hostName);
if (!hostInfo.addresses().empty())
return hostInfo.addresses().first().toString();
qWarning() << "Could not resolve the hostname"<< hostName;
return hostName;
}
#endif
static QString getHostAddress(const QString &serverName)
{
#if defined(COAP_TEST_SERVER_IP)
Q_UNUSED(serverName);
return QStringLiteral(COAP_TEST_SERVER_IP);
#elif defined(QT_TEST_SERVER_NAME)
QString hostname = serverName % "." % QString(QT_TEST_SERVER_DOMAIN);
return tryToResolveHostName(hostname);
#elif defined(QT_TEST_SERVER)
Q_UNUSED(serverName);
QString hostname = "qt-test-server." % QString(QT_TEST_SERVER_DOMAIN);
return tryToResolveHostName(hostname);
#else
Q_UNUSED(serverName);
qWarning("This test will fail, "
"please set the COAP_TEST_SERVER_IP variable to specify the CoAP server.");
return "";
#endif
}
QString testServerHost()
{
static QString testServerHostAddress = getHostAddress("californium");
return testServerHostAddress;
}
QString timeServerUrl()
{
static QString timeServerHostAddress = getHostAddress("freecoap");
return QStringLiteral("coaps://") + timeServerHostAddress + QStringLiteral(":5685/time");
}
QString testServerUrl()
{
return QStringLiteral("coap://") + testServerHost() + QStringLiteral(":")
+ QString::number(QtCoap::DefaultPort);
}
QString testServerResource()
{
return testServerHost() + QStringLiteral("/test");
}
QCoapSecurityConfiguration createConfiguration(QtCoap::SecurityMode securityMode)
{
QCoapSecurityConfiguration configuration;
if (securityMode == QtCoap::SecurityMode::PreSharedKey) {
configuration.setPreSharedKeyIdentity("Client_identity");
configuration.setPreSharedKey("secretPSK");
} else if (securityMode == QtCoap::SecurityMode::Certificate) {
const QString directory = QFINDTESTDATA("testdata");
if (directory.isEmpty()) {
qWarning() << "Found no testdata/, cannot load certificates.";
return configuration;
}
const auto localCertPath = directory + QDir::separator() +"local_cert.pem";
const auto localCerts = QSslCertificate::fromPath(localCertPath);
if (localCerts.isEmpty()) {
qWarning() << "Failed to load local certificates, the"
<< localCertPath
<< "file was not found or it is not valid.";
} else {
configuration.setLocalCertificateChain(localCerts.toVector());
}
const auto caCertPath = directory + QDir::separator() + "ca_cert.pem";
const auto caCerts = QSslCertificate::fromPath(caCertPath);
if (caCerts.isEmpty()) {
qWarning() << "Failed to load CA certificates, the"
<< caCertPath
<< "file was not found or it is not valid.";
} else {
configuration.setCaCertificates(caCerts.toVector());
}
const auto privateKeyPath = directory + QDir::separator() + "privkey.pem";
QFile privateKey(privateKeyPath);
if (privateKey.open(QIODevice::ReadOnly)) {
QCoapPrivateKey key(privateKey.readAll(), QSsl::Ec);
if (key.isNull()) {
qWarning() << "Failed to set a private key, the key" << privateKeyPath
<< "is not valid.";
} else {
configuration.setPrivateKey(key);
}
} else {
qWarning() << "Failed to read the private key" << privateKeyPath;
}
}
return configuration;
}
bool waitForHost(const QUrl &url, QtCoap::SecurityMode security = QtCoap::SecurityMode::NoSecurity,
quint8 retries = 10)
{
while (retries-- > 0) {
QCoapClient client(security);
if (security != QtCoap::SecurityMode::NoSecurity)
client.setSecurityConfiguration(createConfiguration(security));
QSignalSpy spyClientFinished(&client, SIGNAL(finished(QCoapReply *)));
client.get(url);
spyClientFinished.wait(1000);
if (spyClientFinished.count() == 1)
return true;
}
return false;
}
}
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