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/*
* Main source module for the Citadel server
*
* Copyright (c) 1987-2017 by the citadel.org team
*
* This program is open source software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License, version 3.
*
* 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.
*/
#include <stdio.h>
#include <libcitadel.h>
#include "serv_extensions.h"
#include "ctdl_module.h"
/*
* Shut down the server
*/
void cmd_down(char *argbuf) {
char *Reply ="%d Shutting down server. Goodbye.\n";
if (CtdlAccessCheck(ac_aide)) return;
if (!IsEmptyStr(argbuf))
{
int state = CIT_OK;
restart_server = extract_int(argbuf, 0);
if (restart_server > 0)
{
Reply = "%d citserver will now shut down and automatically restart.\n";
}
if ((restart_server > 0) && !running_as_daemon)
{
syslog(LOG_ERR, "The user requested restart, but not running as daemon! Geronimooooooo!\n");
Reply = "%d Warning: citserver is not running in daemon mode and is therefore unlikely to restart automatically.\n";
state = ERROR;
}
cprintf(Reply, state);
}
else
{
cprintf(Reply, CIT_OK + SERVER_SHUTTING_DOWN);
}
CC->kill_me = KILLME_SERVER_SHUTTING_DOWN;
server_shutting_down = 1;
}
/*
* Halt the server without exiting the server process.
*/
void cmd_halt(char *argbuf) {
if (CtdlAccessCheck(ac_aide)) return;
cprintf("%d Halting server. Goodbye.\n", CIT_OK);
server_shutting_down = 1;
shutdown_and_halt = 1;
}
/*
* Schedule or cancel a server shutdown
*/
void cmd_scdn(char *argbuf)
{
int new_state;
int state = CIT_OK;
char *Reply = "%d %d\n";
if (CtdlAccessCheck(ac_aide)) return;
new_state = extract_int(argbuf, 0);
if ((new_state == 2) || (new_state == 3))
{
restart_server = 1;
if (!running_as_daemon)
{
syslog(LOG_ERR, "The user requested restart, but not running as deamon! Geronimooooooo!\n");
Reply = "%d %d Warning, not running in deamon mode. maybe we will come up again, but don't lean on it.\n";
state = ERROR;
}
restart_server = extract_int(argbuf, 0);
new_state -= 2;
}
if ((new_state == 0) || (new_state == 1)) {
ScheduledShutdown = new_state;
}
cprintf(Reply, state, ScheduledShutdown);
}
/*
* Manually initiate log file cull.
*/
void cmd_cull(char *argbuf) {
if (CtdlAccessCheck(ac_internal)) return;
cdb_cull_logs();
cprintf("%d Database log file cull completed.\n", CIT_OK);
}
/*****************************************************************************/
/* MODULE INITIALIZATION STUFF */
/*****************************************************************************/
CTDL_MODULE_INIT(syscmd)
{
if (!threading) {
CtdlRegisterProtoHook(cmd_down, "DOWN", "perform a server shutdown");
CtdlRegisterProtoHook(cmd_halt, "HALT", "halt the server without exiting the server process");
CtdlRegisterProtoHook(cmd_scdn, "SCDN", "schedule or cancel a server shutdown");
CtdlRegisterProtoHook(cmd_cull, "CULL", "Cull database logs");
}
/* return our id for the Log */
return "syscmd";
}
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