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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** 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 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** 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.
**
****************************************************************************/
#include "linuxdevicetester.h"
#include <projectexplorer/devicesupport/deviceusedportsgatherer.h>
#include <utils/port.h>
#include <utils/qtcassert.h>
#include <ssh/sftptransfer.h>
#include <ssh/sshremoteprocess.h>
#include <ssh/sshconnection.h>
using namespace ProjectExplorer;
using namespace QSsh;
namespace RemoteLinux {
namespace Internal {
namespace {
enum State { Inactive, Connecting, RunningUname, TestingPorts, TestingSftp };
} // anonymous namespace
class GenericLinuxDeviceTesterPrivate
{
public:
IDevice::ConstPtr deviceConfiguration;
SshConnection *connection = nullptr;
SshRemoteProcessPtr process;
DeviceUsedPortsGatherer portsGatherer;
SftpTransferPtr sftpUpload;
State state = Inactive;
};
} // namespace Internal
using namespace Internal;
GenericLinuxDeviceTester::GenericLinuxDeviceTester(QObject *parent)
: DeviceTester(parent), d(new GenericLinuxDeviceTesterPrivate)
{
}
GenericLinuxDeviceTester::~GenericLinuxDeviceTester()
{
delete d;
}
void GenericLinuxDeviceTester::testDevice(const IDevice::ConstPtr &deviceConfiguration)
{
QTC_ASSERT(d->state == Inactive, return);
d->deviceConfiguration = deviceConfiguration;
d->connection = new SshConnection(deviceConfiguration->sshParameters(), this);
connect(d->connection, &SshConnection::connected,
this, &GenericLinuxDeviceTester::handleConnected);
connect(d->connection, &SshConnection::errorOccurred,
this, &GenericLinuxDeviceTester::handleConnectionFailure);
emit progressMessage(tr("Connecting to host..."));
d->state = Connecting;
d->connection->connectToHost();
}
void GenericLinuxDeviceTester::stopTest()
{
QTC_ASSERT(d->state != Inactive, return);
switch (d->state) {
case Connecting:
d->connection->disconnectFromHost();
break;
case TestingPorts:
d->portsGatherer.stop();
break;
case RunningUname:
d->process->close();
break;
case TestingSftp:
d->sftpUpload->stop();
break;
case Inactive:
break;
}
setFinished(TestFailure);
}
void GenericLinuxDeviceTester::handleConnected()
{
QTC_ASSERT(d->state == Connecting, return);
d->process = d->connection->createRemoteProcess("uname -rsm");
connect(d->process.get(), &SshRemoteProcess::done,
this, &GenericLinuxDeviceTester::handleProcessFinished);
emit progressMessage(tr("Checking kernel version..."));
d->state = RunningUname;
d->process->start();
}
void GenericLinuxDeviceTester::handleConnectionFailure()
{
QTC_ASSERT(d->state != Inactive, return);
emit errorMessage(d->connection->errorString() + QLatin1Char('\n'));
setFinished(TestFailure);
}
void GenericLinuxDeviceTester::handleProcessFinished(const QString &error)
{
QTC_ASSERT(d->state == RunningUname, return);
if (!error.isEmpty() || d->process->exitCode() != 0) {
const QByteArray stderrOutput = d->process->readAllStandardError();
if (!stderrOutput.isEmpty())
emit errorMessage(tr("uname failed: %1").arg(QString::fromUtf8(stderrOutput)) + QLatin1Char('\n'));
else
emit errorMessage(tr("uname failed.") + QLatin1Char('\n'));
} else {
emit progressMessage(QString::fromUtf8(d->process->readAllStandardOutput()));
}
connect(&d->portsGatherer, &DeviceUsedPortsGatherer::error,
this, &GenericLinuxDeviceTester::handlePortsGatheringError);
connect(&d->portsGatherer, &DeviceUsedPortsGatherer::portListReady,
this, &GenericLinuxDeviceTester::handlePortListReady);
emit progressMessage(tr("Checking if specified ports are available..."));
d->state = TestingPorts;
d->portsGatherer.start(d->deviceConfiguration);
}
void GenericLinuxDeviceTester::handlePortsGatheringError(const QString &message)
{
QTC_ASSERT(d->state == TestingPorts, return);
emit errorMessage(tr("Error gathering ports: %1").arg(message) + QLatin1Char('\n'));
setFinished(TestFailure);
}
void GenericLinuxDeviceTester::handlePortListReady()
{
QTC_ASSERT(d->state == TestingPorts, return);
if (d->portsGatherer.usedPorts().isEmpty()) {
emit progressMessage(tr("All specified ports are available.") + QLatin1Char('\n'));
} else {
QString portList;
foreach (const Utils::Port port, d->portsGatherer.usedPorts())
portList += QString::number(port.number()) + QLatin1String(", ");
portList.remove(portList.count() - 2, 2);
emit errorMessage(tr("The following specified ports are currently in use: %1")
.arg(portList) + QLatin1Char('\n'));
}
emit progressMessage(tr("Checking whether an SFTP connection can be set up..."));
d->sftpUpload = d->connection->createUpload(FilesToTransfer(),
FileTransferErrorHandling::Abort);
connect(d->sftpUpload.get(), &SftpTransfer::done,
this, &GenericLinuxDeviceTester::handleSftpFinished);
d->state = TestingSftp;
d->sftpUpload->start();
}
void GenericLinuxDeviceTester::handleSftpFinished(const QString &error)
{
QTC_ASSERT(d->state == TestingSftp, return);
if (!error.isEmpty()) {
emit errorMessage(tr("Error setting up SFTP connection: %1\n").arg(error));
setFinished(TestFailure);
} else {
emit progressMessage(tr("SFTP service available.\n"));
setFinished(TestSuccess);
}
}
void GenericLinuxDeviceTester::setFinished(TestResult result)
{
d->state = Inactive;
disconnect(&d->portsGatherer, nullptr, this, nullptr);
if (d->sftpUpload) {
disconnect(d->sftpUpload.get(), nullptr, this, nullptr);
d->sftpUpload.release()->deleteLater();
}
if (d->connection) {
disconnect(d->connection, nullptr, this, nullptr);
d->connection->deleteLater();
d->connection = nullptr;
}
emit finished(result);
}
} // namespace RemoteLinux
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