icinga2/lib/cli/internalsignalcommand.cpp

85 lines
3.0 KiB
C++

/******************************************************************************
* Icinga 2 *
* Copyright (C) 2012-2018 Icinga Development Team (https://www.icinga.com/) *
* *
* This program is free software; you can redistribute it and/or *
* modify it under the terms of the GNU General Public License *
* as published by the Free Software Foundation; either version 2 *
* of the License, or (at your option) any later version. *
* *
* This program is distributed in the hope that it will be useful, *
* but WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the *
* GNU General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with this program; if not, write to the Free Software Foundation *
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA. *
******************************************************************************/
#include "cli/internalsignalcommand.hpp"
#include "base/logger.hpp"
#include <signal.h>
using namespace icinga;
namespace po = boost::program_options;
REGISTER_CLICOMMAND("internal/signal", InternalSignalCommand);
String InternalSignalCommand::GetDescription() const
{
return "Send signal as Icinga user";
}
String InternalSignalCommand::GetShortDescription() const
{
return "Send signal as Icinga user";
}
ImpersonationLevel InternalSignalCommand::GetImpersonationLevel() const
{
return ImpersonateIcinga;
}
bool InternalSignalCommand::IsHidden() const
{
return true;
}
void InternalSignalCommand::InitParameters(boost::program_options::options_description& visibleDesc,
boost::program_options::options_description& hiddenDesc) const
{
visibleDesc.add_options()
("pid,p", po::value<int>(), "Target PID")
("sig,s", po::value<String>(), "Signal (POSIX string) to send")
;
}
/**
* The entry point for the "internal signal" CLI command.
*
* @returns An exit status.
*/
int InternalSignalCommand::Run(const boost::program_options::variables_map& vm, const std::vector<std::string>& ap) const
{
#ifndef _WIN32
String signal = vm["sig"].as<String>();
/* Thank POSIX */
if (signal == "SIGKILL")
return kill(vm["pid"].as<int>(), SIGKILL);
if (signal == "SIGINT")
return kill(vm["pid"].as<int>(), SIGINT);
if (signal == "SIGCHLD")
return kill(vm["pid"].as<int>(), SIGCHLD);
if (signal == "SIGHUP")
return kill(vm["pid"].as<int>(), SIGHUP);
Log(LogCritical, "cli") << "Unsupported signal \"" << signal << "\"";
#else
Log(LogCritical, "cli", "Unsupported action on Windows.");
#endif /* _Win32 */
return 1;
}