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/****************************************************************************
**
** Copyright (C) 2015 The Qt Company Ltd.
** Contact: http://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 http://www.qt.io/terms-conditions. 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, The Qt Company gives you certain additional
** rights. These rights are described in The Qt Company LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "remotelinuxsignaloperation.h"
#include <ssh/sshremoteprocessrunner.h>
#include <ssh/sshconnection.h>
#include <utils/qtcassert.h>
using namespace RemoteLinux;
using namespace ProjectExplorer;
RemoteLinuxSignalOperation::RemoteLinuxSignalOperation(
const QSsh::SshConnectionParameters &sshParameters)
: DeviceProcessSignalOperation()
, m_sshParameters(sshParameters)
, m_runner(0)
{}
RemoteLinuxSignalOperation::~RemoteLinuxSignalOperation()
{
if (m_runner) {
connect(m_runner, &QSsh::SshRemoteProcessRunner::processClosed,
m_runner, &QSsh::SshRemoteProcessRunner::deleteLater);
connect(m_runner, &QSsh::SshRemoteProcessRunner::connectionError,
m_runner, &QSsh::SshRemoteProcessRunner::deleteLater);
}
}
static QString signalProcessByPidCommandLine(int pid, int signal)
{
return QString::fromLatin1("kill -%1 %2").arg(signal).arg(pid);
}
void RemoteLinuxSignalOperation::run(const QString &command)
{
QTC_ASSERT(!m_runner, return);
m_runner = new QSsh::SshRemoteProcessRunner();
connect(m_runner, SIGNAL(processClosed(int)), SLOT(runnerProcessFinished()));
connect(m_runner, SIGNAL(connectionError()), SLOT(runnerConnectionError()));
m_runner->run(command.toLatin1(), m_sshParameters);
}
void RemoteLinuxSignalOperation::finish()
{
delete m_runner;
m_runner = 0;
emit finished(m_errorMessage);
}
static QString signalProcessByNameCommandLine(const QString &filePath, int signal)
{
return QString::fromLatin1(
"cd /proc; for pid in `ls -d [0123456789]*`; "
"do "
"if [ \"`readlink /proc/$pid/exe`\" = \"%1\" ]; then "
" kill -%2 $pid;"
"fi; "
"done").arg(filePath).arg(signal);
}
QString RemoteLinuxSignalOperation::killProcessByNameCommandLine(const QString &filePath) const
{
return QString::fromLatin1("%1; %2").arg(signalProcessByNameCommandLine(filePath, 15),
signalProcessByNameCommandLine(filePath, 9));
}
QString RemoteLinuxSignalOperation::interruptProcessByNameCommandLine(const QString &filePath) const
{
return signalProcessByNameCommandLine(filePath, 2);
}
void RemoteLinuxSignalOperation::killProcess(int pid)
{
run(signalProcessByPidCommandLine(pid, 9));
}
void RemoteLinuxSignalOperation::killProcess(const QString &filePath)
{
run(killProcessByNameCommandLine(filePath));
}
void RemoteLinuxSignalOperation::interruptProcess(int pid)
{
run(signalProcessByPidCommandLine(pid, 2));
}
void RemoteLinuxSignalOperation::interruptProcess(const QString &filePath)
{
run(interruptProcessByNameCommandLine(filePath));
}
void RemoteLinuxSignalOperation::runnerProcessFinished()
{
m_errorMessage.clear();
if (m_runner->processExitStatus() != QSsh::SshRemoteProcess::NormalExit) {
m_errorMessage = m_runner->processErrorString();
} else if (m_runner->processExitCode() != 0) {
m_errorMessage = tr("Exit code is %1. stderr:").arg(m_runner->processExitCode())
+ QLatin1Char(' ')
+ QString::fromLatin1(m_runner->readAllStandardError());
}
finish();
}
void RemoteLinuxSignalOperation::runnerConnectionError()
{
m_errorMessage = m_runner->lastConnectionErrorString();
finish();
}
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