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/****************************************************************************
**
** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 Digia. For licensing terms and
** conditions see http://www.qt.io/licensing. For further information
** use the contact form at http://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 or version 3 as published by the Free
** Software Foundation and appearing in the file LICENSE.LGPLv21 and
** LICENSE.LGPLv3 included in the packaging of this file. Please review the
** following information to ensure the GNU Lesser General Public License
** requirements will be met: https://www.gnu.org/licenses/lgpl.html and
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights. These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "sshdeviceprocesslist.h"
#include "idevice.h"
#include <ssh/sshremoteprocessrunner.h>
#include <utils/qtcassert.h>
using namespace QSsh;
namespace ProjectExplorer {
class SshDeviceProcessList::SshDeviceProcessListPrivate
{
public:
SshRemoteProcessRunner process;
DeviceProcessSignalOperation::Ptr signalOperation;
};
SshDeviceProcessList::SshDeviceProcessList(const IDevice::ConstPtr &device, QObject *parent) :
DeviceProcessList(device, parent), d(new SshDeviceProcessListPrivate)
{
}
SshDeviceProcessList::~SshDeviceProcessList()
{
delete d;
}
void SshDeviceProcessList::doUpdate()
{
connect(&d->process, SIGNAL(connectionError()), SLOT(handleConnectionError()));
connect(&d->process, SIGNAL(processClosed(int)), SLOT(handleListProcessFinished(int)));
d->process.run(listProcessesCommandLine().toUtf8(), device()->sshParameters());
}
void SshDeviceProcessList::doKillProcess(const DeviceProcessItem &process)
{
d->signalOperation = device()->signalOperation();
QTC_ASSERT(d->signalOperation, return);
connect(d->signalOperation.data(), SIGNAL(finished(QString)),
SLOT(handleKillProcessFinished(QString)));
d->signalOperation->killProcess(process.pid);
}
void SshDeviceProcessList::handleConnectionError()
{
setFinished();
reportError(tr("Connection failure: %1").arg(d->process.lastConnectionErrorString()));
}
void SshDeviceProcessList::handleListProcessFinished(int exitStatus)
{
setFinished();
switch (exitStatus) {
case SshRemoteProcess::FailedToStart:
handleProcessError(tr("Error: Process listing command failed to start: %1")
.arg(d->process.processErrorString()));
break;
case SshRemoteProcess::CrashExit:
handleProcessError(tr("Error: Process listing command crashed: %1")
.arg(d->process.processErrorString()));
break;
case SshRemoteProcess::NormalExit:
if (d->process.processExitCode() == 0) {
const QByteArray remoteStdout = d->process.readAllStandardOutput();
const QString stdoutString
= QString::fromUtf8(remoteStdout.data(), remoteStdout.count());
reportProcessListUpdated(buildProcessList(stdoutString));
} else {
handleProcessError(tr("Process listing command failed with exit code %1.")
.arg(d->process.processExitCode()));
}
break;
default:
Q_ASSERT_X(false, Q_FUNC_INFO, "Invalid exit status");
}
}
void SshDeviceProcessList::handleKillProcessFinished(const QString &errorString)
{
if (errorString.isEmpty())
reportProcessKilled();
else
reportError(tr("Error: Kill process failed: %1").arg(errorString));
setFinished();
}
void SshDeviceProcessList::handleProcessError(const QString &errorMessage)
{
QString fullMessage = errorMessage;
const QByteArray remoteStderr = d->process.readAllStandardError();
if (!remoteStderr.isEmpty())
fullMessage += QLatin1Char('\n') + tr("Remote stderr was: %1").arg(QString::fromUtf8(remoteStderr));
reportError(fullMessage);
}
void SshDeviceProcessList::setFinished()
{
d->process.disconnect(this);
if (d->signalOperation) {
d->signalOperation->disconnect(this);
d->signalOperation.clear();
}
}
} // namespace ProjectExplorer
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