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/**************************************************************************
**
** This file is part of Qt Creator
**
** Copyright (c) 2012 Nokia Corporation and/or its subsidiary(-ies).
**
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** GNU Lesser General Public License Usage
**
** This file may be used under the terms of the GNU Lesser General Public
** License version 2.1 as published by the Free Software Foundation and
** appearing in the file LICENSE.LGPL included in the packaging of this file.
** Please review the following information to ensure the GNU Lesser General
** Public License version 2.1 requirements will be met:
** http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights. These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** Other Usage
**
** Alternatively, this file may be used in accordance with the terms and
** conditions contained in a signed written agreement between you and Nokia.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**************************************************************************/
#include "remotelinuxenvironmentreader.h"
#include "linuxdeviceconfiguration.h"
#include "remotelinuxrunconfiguration.h"
#include <ssh/sshremoteprocessrunner.h>
namespace RemoteLinux {
namespace Internal {
RemoteLinuxEnvironmentReader::RemoteLinuxEnvironmentReader(RemoteLinuxRunConfiguration *config,
QObject *parent)
: QObject(parent)
, m_stop(false)
, m_devConfig(config->deviceConfig())
, m_runConfig(config)
, m_remoteProcessRunner(0)
{
connect(config, SIGNAL(deviceConfigurationChanged(ProjectExplorer::Target*)),
this, SLOT(handleCurrentDeviceConfigChanged()));
}
RemoteLinuxEnvironmentReader::~RemoteLinuxEnvironmentReader()
{
}
void RemoteLinuxEnvironmentReader::start(const QString &environmentSetupCommand)
{
if (!m_devConfig)
return;
m_stop = false;
if (!m_remoteProcessRunner)
m_remoteProcessRunner = new QSsh::SshRemoteProcessRunner(this);
connect(m_remoteProcessRunner, SIGNAL(connectionError()), SLOT(handleConnectionFailure()));
connect(m_remoteProcessRunner, SIGNAL(processClosed(int)), SLOT(remoteProcessFinished(int)));
connect(m_remoteProcessRunner, SIGNAL(processOutputAvailable(QByteArray)),
SLOT(remoteOutput(QByteArray)));
connect(m_remoteProcessRunner, SIGNAL(processErrorOutputAvailable(QByteArray)),
SLOT(remoteErrorOutput(QByteArray)));
const QByteArray remoteCall
= QString(environmentSetupCommand + QLatin1String("; env")).toUtf8();
m_remoteOutput.clear();
m_remoteProcessRunner->run(remoteCall, m_devConfig->sshParameters());
}
void RemoteLinuxEnvironmentReader::stop()
{
m_stop = true;
if (m_remoteProcessRunner)
disconnect(m_remoteProcessRunner, 0, this, 0);
}
void RemoteLinuxEnvironmentReader::handleConnectionFailure()
{
if (m_stop)
return;
disconnect(m_remoteProcessRunner, 0, this, 0);
emit error(tr("Connection error: %1").arg(m_remoteProcessRunner->lastConnectionErrorString()));
emit finished();
}
void RemoteLinuxEnvironmentReader::handleCurrentDeviceConfigChanged()
{
m_devConfig = m_runConfig->deviceConfig();
if (m_remoteProcessRunner)
disconnect(m_remoteProcessRunner, 0, this, 0);
m_env.clear();
setFinished();
}
void RemoteLinuxEnvironmentReader::remoteProcessFinished(int exitCode)
{
Q_ASSERT(exitCode == QSsh::SshRemoteProcess::FailedToStart
|| exitCode == QSsh::SshRemoteProcess::KilledBySignal
|| exitCode == QSsh::SshRemoteProcess::ExitedNormally);
if (m_stop)
return;
disconnect(m_remoteProcessRunner, 0, this, 0);
m_env.clear();
if (exitCode == QSsh::SshRemoteProcess::ExitedNormally) {
if (!m_remoteOutput.isEmpty()) {
m_env = Utils::Environment(m_remoteOutput.split(QLatin1Char('\n'),
QString::SkipEmptyParts));
}
} else {
QString errorMsg = tr("Error running remote process: %1")
.arg(m_remoteProcessRunner->processErrorString());
if (!m_remoteErrorOutput.isEmpty()) {
errorMsg += tr("\nRemote stderr was: '%1'")
.arg(QString::fromUtf8(m_remoteErrorOutput));
}
emit error(errorMsg);
}
setFinished();
}
void RemoteLinuxEnvironmentReader::remoteOutput(const QByteArray &data)
{
m_remoteOutput.append(QString::fromUtf8(data));
}
void RemoteLinuxEnvironmentReader::remoteErrorOutput(const QByteArray &data)
{
m_remoteErrorOutput += data;
}
void RemoteLinuxEnvironmentReader::setFinished()
{
stop();
emit finished();
}
} // namespace Internal
} // namespace RemoteLinux
|
