2 * InspIRCd -- Internet Relay Chat Daemon
4 * Copyright (C) 2009 Daniel De Graaf <danieldg@inspircd.org>
5 * Copyright (C) 2007 Robin Burchell <robin+git@viroteck.net>
7 * This file is part of InspIRCd. InspIRCd is free software: you can
8 * redistribute it and/or modify it under the terms of the GNU General Public
9 * License as published by the Free Software Foundation, version 2.
11 * This program is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
13 * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
16 * You should have received a copy of the GNU General Public License
17 * along with this program. If not, see <http://www.gnu.org/licenses/>.
22 #include "core_oper.h"
24 CommandRestart::CommandRestart(Module* parent, std::string& hashref)
25 : Command(parent, "RESTART", 1, 1)
29 syntax = "<servername>";
32 CmdResult CommandRestart::Handle(User* user, const Params& parameters)
34 ServerInstance->Logs->Log(MODNAME, LOG_DEFAULT, "Restart: %s", user->nick.c_str());
35 if (ServerInstance->PassCompare(user, password, parameters[0], hash))
37 ServerInstance->SNO->WriteGlobalSno('a', "RESTART command from %s, restarting server.", user->GetFullRealHost().c_str());
39 DieRestart::SendError("Server restarting.");
42 /* XXX: This hack sets FD_CLOEXEC on all possible file descriptors, so they're closed if the execvp() below succeeds.
43 * Certainly, this is not a nice way to do things and it's slow when the fd limit is high.
45 * A better solution would be to set the close-on-exec flag for each fd we create (or create them with O_CLOEXEC),
46 * however there is no guarantee that third party libs will do the same.
48 for (int i = getdtablesize(); --i > 2;)
50 int flags = fcntl(i, F_GETFD);
52 fcntl(i, F_SETFD, flags | FD_CLOEXEC);
56 execvp(ServerInstance->Config->cmdline.argv[0], ServerInstance->Config->cmdline.argv);
57 ServerInstance->SNO->WriteGlobalSno('a', "Failed RESTART - could not execute '%s' (%s)",
58 ServerInstance->Config->cmdline.argv[0], strerror(errno));
62 ServerInstance->SNO->WriteGlobalSno('a', "Failed RESTART Command from %s.", user->GetFullRealHost().c_str());