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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** $QT_BEGIN_LICENSE:LGPL$
** 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.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU General
** Public License version 3.0 as published by the Free Software Foundation
** and appearing in the file LICENSE.GPL included in the packaging of this
** file. Please review the following information to ensure the GNU General
** Public License version 3.0 requirements will be met:
** http://www.gnu.org/copyleft/gpl.html.
**
** 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.
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/
#include <QCoreApplication>
#include <QDebug>
#include <QStringList>
#include <procutils.h>
//#include <stdio.h>
//#include <string.h>
#include <errno.h>
#include <iostream>
#include <sys/types.h>
#include <unistd.h>
QT_USE_NAMESPACE_PROCESSMANAGER
QString progname;
static void usage()
{
qWarning("Usage: %s [ARGS] [PID+]\n"
"\n"
"Arguments are only useful if don't specify a PID value to read\n"
" -uid UID Set user id\n"
" -gid GID Set group id\n"
" -euid UID Set effective user id\n"
" -egid GID Set effective group id\n"
"\n"
"If you don't pass any PID values on the command line, this program's pid will be used\n"
, qPrintable(progname));
exit(1);
}
static void dumpInfo(pid_t pid)
{
ExecutingProcessInfo p(pid);
if (p.exists()) {
std::cout << "PID: " << p.pid() << std::endl
<< "PPID: " << p.ppid() << std::endl
<< "PGRP: " << p.pgrp() << std::endl
<< "SID: " << p.sid() << std::endl
<< "UID: " << p.uid() << " (real) " << p.euid()
<< " (effective) " << p.suid() << " (saved) " << std::endl
<< "GID: " << p.gid() << " (real) " << p.egid()
<< " (effective) " << p.sgid() << " (saved) " << std::endl
<< "Priority: " << p.priority() << std::endl
<< "Nice: " << p.nice() << std::endl
<< "Groups:";
foreach (gid_t group, p.groups())
std::cout << " " << group;
std::cout << std::endl
<< "Name: " << qPrintable(p.name()) << std::endl;
}
else
std::cout << "Doesn't exist" << pid << std::endl;
}
int
main(int argc, char **argv)
{
QCoreApplication app(argc, argv);
QStringList args = QCoreApplication::arguments();
progname = args.takeFirst();
while (args.size()) {
QString arg = args.at(0);
if (!arg.startsWith('-'))
break;
args.removeFirst();
if (arg == QLatin1String("-help"))
usage();
else if (arg == QLatin1String("-uid")) {
if (!args.size())
usage();
if (::setuid(args.takeFirst().toInt()) < 0)
qWarning("Unable to setuid: %s", strerror(errno));
}
else if (arg == QLatin1String("-gid")) {
if (!args.size())
usage();
if (::setgid(args.takeFirst().toInt()) < 0)
qWarning("Unable to setgid: %s", strerror(errno));
}
else if (arg == QLatin1String("-euid")) {
if (!args.size())
usage();
if (::seteuid(args.takeFirst().toInt()) < 0)
qWarning("Unable to seteuid: %s", strerror(errno));
}
else if (arg == QLatin1String("-egid")) {
if (!args.size())
usage();
if (::setegid(args.takeFirst().toInt()) < 0)
qWarning("Unable to setegid: %s", strerror(errno));
}
}
if (args.size()) {
while (args.size())
dumpInfo(args.takeFirst().toLongLong());
} else {
dumpInfo(::getpid());
}
// return app.exec();
}
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