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/*
* InspIRCd -- Internet Relay Chat Daemon
*
* Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
* Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
*
* This file is part of InspIRCd. InspIRCd 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, version 2.
*
* 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, see <http://www.gnu.org/licenses/>.
*/
#include "inspircd.h"
/** Handle /RESTART
*/
class CommandRestart : public Command
{
public:
/** Constructor for restart.
*/
CommandRestart(Module* parent) : Command(parent,"RESTART",1,1) { flags_needed = 'o'; syntax = "<password>"; }
/** Handle command.
* @param parameters The parameters to the comamnd
* @param pcnt The number of parameters passed to teh command
* @param user The user issuing the command
* @return A value from CmdResult to indicate command success or failure.
*/
CmdResult Handle(const std::vector<std::string>& parameters, User *user);
};
CmdResult CommandRestart::Handle (const std::vector<std::string>& parameters, User *user)
{
ServerInstance->Logs->Log("COMMAND",LOG_DEFAULT,"Restart: %s",user->nick.c_str());
if (!ServerInstance->PassCompare(user, ServerInstance->Config->restartpass, parameters[0].c_str(), ServerInstance->Config->powerhash))
{
ServerInstance->SNO->WriteGlobalSno('a', "RESTART command from %s, restarting server.", user->GetFullRealHost().c_str());
ServerInstance->SendError("Server restarting.");
#ifndef _WIN32
/* XXX: This hack sets FD_CLOEXEC on all possible file descriptors, so they're closed if the execv() below succeeds.
* Certainly, this is not a nice way to do things and it's slow when the fd limit is high.
*
* A better solution would be to set the close-on-exec flag for each fd we create (or create them with O_CLOEXEC),
* however there is no guarantee that third party libs will do the same.
*/
for (int i = getdtablesize(); --i > 2;)
{
int flags = fcntl(i, F_GETFD);
if (flags != -1)
fcntl(i, F_SETFD, flags | FD_CLOEXEC);
}
#endif
execv(ServerInstance->Config->cmdline.argv[0], ServerInstance->Config->cmdline.argv);
ServerInstance->SNO->WriteGlobalSno('a', "Failed RESTART - could not execute '%s' (%s)",
ServerInstance->Config->cmdline.argv[0], strerror(errno));
}
else
{
ServerInstance->SNO->WriteGlobalSno('a', "Failed RESTART Command from %s.", user->GetFullRealHost().c_str());
}
return CMD_FAILURE;
}
COMMAND_INIT(CommandRestart)
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