1605 lines
43 KiB
C
1605 lines
43 KiB
C
/*****************************************************************************
|
|
*
|
|
* $Id$
|
|
* Purpose ...............: MBSE BBS Task Manager
|
|
*
|
|
*****************************************************************************
|
|
* Copyright (C) 1997-2005
|
|
*
|
|
* Michiel Broek FIDO: 2:280/2802
|
|
* Beekmansbos 10
|
|
* 1971 BV IJmuiden
|
|
* the Netherlands
|
|
*
|
|
* This file is part of MBSE BBS.
|
|
*
|
|
* This BBS 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, or (at your option) any
|
|
* later version.
|
|
*
|
|
* MBSE BBS 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 MBSE BBS; see the file COPYING. If not, write to the Free
|
|
* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
|
|
*****************************************************************************/
|
|
|
|
#include "../config.h"
|
|
#include "../lib/mbselib.h"
|
|
#include "../paths.h"
|
|
#include "signame.h"
|
|
#include "taskstat.h"
|
|
#include "taskutil.h"
|
|
#include "taskregs.h"
|
|
#include "taskcomm.h"
|
|
#include "taskdisk.h"
|
|
#include "taskibc.h"
|
|
#include "callstat.h"
|
|
#include "outstat.h"
|
|
#include "../lib/nodelist.h"
|
|
#include "ports.h"
|
|
#include "calllist.h"
|
|
#include "ping.h"
|
|
#include "taskchat.h"
|
|
#include "mbtask.h"
|
|
|
|
|
|
|
|
/*
|
|
* Global variables
|
|
*/
|
|
static onetask task[MAXTASKS]; /* Array with tasks */
|
|
extern tocall calllist[MAXTASKS]; /* Array with calllist */
|
|
reg_info reginfo[MAXCLIENT]; /* Array with clients */
|
|
static pid_t pgrp; /* Pids group */
|
|
int sock = -1; /* Datagram socket */
|
|
struct sockaddr_un servaddr; /* Server address */
|
|
struct sockaddr_un from; /* From address */
|
|
int fromlen;
|
|
char waitmsg[81]; /* Waiting message */
|
|
static char spath[PATH_MAX]; /* Socket path */
|
|
int logtrans = 0; /* Log transactions */
|
|
struct taskrec TCFG; /* Task config record */
|
|
struct sysconfig CFG; /* System config */
|
|
struct _nodeshdr nodeshdr; /* Nodes header record */
|
|
struct _nodes nodes; /* Nodes data record */
|
|
struct _fidonethdr fidonethdr; /* Fidonet header rec. */
|
|
struct _fidonet fidonet; /* Fidonet data record */
|
|
time_t tcfg_time; /* Config record time */
|
|
time_t cfg_time; /* Config record time */
|
|
time_t tty_time; /* TTY config time */
|
|
char tcfgfn[PATH_MAX]; /* Config file name */
|
|
char cfgfn[PATH_MAX]; /* Config file name */
|
|
char ttyfn[PATH_MAX]; /* TTY file name */
|
|
extern int ping_isocket; /* Ping socket */
|
|
int internet = FALSE; /* Internet is down */
|
|
double Load; /* System Load */
|
|
int Processing; /* Is system running */
|
|
int ZMH = FALSE; /* Zone Mail Hour */
|
|
int UPSalarm = FALSE; /* UPS alarm status */
|
|
int UPSdown = FALSE; /* UPS down status */
|
|
extern int s_bbsopen; /* BBS open semafore */
|
|
extern int s_scanout; /* Scan outbound sema */
|
|
extern int s_mailout; /* Mail out semafore */
|
|
extern int s_mailin; /* Mail in semafore */
|
|
extern int s_index; /* Compile nl semafore */
|
|
extern int s_newnews; /* New news semafore */
|
|
extern int s_reqindex; /* Create req index sem */
|
|
extern int s_msglink; /* Messages link sem */
|
|
int masterinit = FALSE; /* Master init needed */
|
|
int ptimer = PAUSETIME; /* Pause timer */
|
|
int tflags = FALSE; /* if nodes with Txx */
|
|
extern int nxt_hour; /* Next event hour */
|
|
extern int nxt_min; /* Next event minute */
|
|
extern _alist_l *alist; /* Nodes to call list */
|
|
int rescan = FALSE; /* Master rescan flag */
|
|
extern int pots_calls;
|
|
extern int isdn_calls;
|
|
extern int inet_calls;
|
|
extern int pots_lines; /* POTS lines available */
|
|
extern int isdn_lines; /* ISDN lines available */
|
|
extern int pots_free; /* POTS lines free */
|
|
extern int isdn_free; /* ISDN lines free */
|
|
extern pp_list *pl; /* List of tty ports */
|
|
extern int ipmailers; /* TCP/IP mail sessions */
|
|
extern int tosswait; /* Toss wait timer */
|
|
extern pid_t mypid; /* Pid of daemon */
|
|
int G_Shutdown = FALSE; /* Global shutdown */
|
|
int T_Shutdown = FALSE; /* Shutdown threads */
|
|
int nodaemon = FALSE; /* Run in foreground */
|
|
extern int cmd_run; /* Cmd running */
|
|
extern int ping_run; /* Ping running */
|
|
int sched_run = FALSE; /* Scheduler running */
|
|
extern int disk_run; /* Disk watch running */
|
|
extern int ibc_run; /* IBC thread running */
|
|
|
|
|
|
/*
|
|
* Global thread vaiables
|
|
*/
|
|
pthread_t pt_ping;
|
|
pthread_t pt_command;
|
|
pthread_t pt_disk;
|
|
pthread_t pt_scheduler;
|
|
pthread_t pt_ibc;
|
|
|
|
|
|
|
|
/*
|
|
* Load main configuration, if it doesn't exist, create it.
|
|
* This is the case the very first time when you start MBSE BBS.
|
|
*/
|
|
void load_maincfg(void)
|
|
{
|
|
FILE *fp;
|
|
struct utsname un;
|
|
int i;
|
|
|
|
if ((fp = fopen(cfgfn, "r")) == NULL) {
|
|
masterinit = TRUE;
|
|
memset(&CFG, 0, sizeof(CFG));
|
|
|
|
/*
|
|
* Fill Registration defaults
|
|
*/
|
|
snprintf(CFG.bbs_name, 36, "MBSE BBS");
|
|
uname((struct utsname *)&un);
|
|
#if defined(__USE_GNU)
|
|
snprintf(CFG.sysdomain, 36, "%s.%s", un.nodename, un.domainname);
|
|
#elif defined(__linux__)
|
|
snprintf(CFG.sysdomain, 36, "%s.%s", un.nodename, un.__domainname);
|
|
#elif defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
|
|
snprintf(CFG.sysdomain, 36, "%s", un.nodename); /* No domain in FreeBSD */
|
|
#else
|
|
#error "Don't know un.domainname on this OS"
|
|
#endif
|
|
snprintf(CFG.comment, 56, "MBSE BBS development");
|
|
snprintf(CFG.origin, 51, "MBSE BBS. Made in the Netherlands");
|
|
snprintf(CFG.location, 36, "Earth");
|
|
|
|
/*
|
|
* Fill Filenames defaults
|
|
*/
|
|
snprintf(CFG.logfile, 15, "system.log");
|
|
snprintf(CFG.error_log, 15, "error.log");
|
|
snprintf(CFG.default_menu, 15, "main.mnu");
|
|
snprintf(CFG.current_language, 15, "english.lang");
|
|
snprintf(CFG.chat_log, 15, "chat.log");
|
|
snprintf(CFG.welcome_logo, 15, "logo.asc");
|
|
snprintf(CFG.mgrlog, 15, "manager.log");
|
|
snprintf(CFG.debuglog, 15, "debug.log");
|
|
|
|
/*
|
|
* Fill Global defaults
|
|
*/
|
|
snprintf(CFG.bbs_menus, 65, "%s/english/menus", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.bbs_txtfiles, 65, "%s/english/txtfiles", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.bbs_macros, 65, "%s/english/macro", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.bbs_usersdir, 65, "%s/home", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.nodelists, 65, "%s/var/nodelist", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.inbound, 65, "%s/var/unknown", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.pinbound, 65, "%s/var/inbound", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.outbound, 65, "%s/var/bso/outbound", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.msgs_path, 65, "%s/var/msgs", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.uxpath, 65, "%s", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.badtic, 65, "%s/var/badtic", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.ticout, 65, "%s/var/ticqueue", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.req_magic, 65, "%s/var/magic", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.alists_path, 65, "%s/var/arealists", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.out_queue, 65, "%s/var/queue", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.rulesdir, 65, "%s/var/rules", getenv("MBSE_ROOT"));
|
|
CFG.leavecase = TRUE;
|
|
|
|
/*
|
|
* Newfiles reports
|
|
*/
|
|
snprintf(CFG.ftp_base, 65, "%s/ftp/pub", getenv("MBSE_ROOT"));
|
|
CFG.newdays = 30;
|
|
CFG.security.level = 20;
|
|
CFG.new_split = 27;
|
|
CFG.new_force = 30;
|
|
|
|
/*
|
|
* BBS Globals
|
|
*/
|
|
CFG.CityLen = 6;
|
|
CFG.exclude_sysop = TRUE;
|
|
CFG.iConnectString = FALSE;
|
|
CFG.iAskFileProtocols = FALSE;
|
|
CFG.sysop_access = 32000;
|
|
CFG.password_length = 4;
|
|
CFG.iPasswd_Char = '.';
|
|
CFG.idleout = 3;
|
|
CFG.iQuota = 10;
|
|
CFG.iCRLoginCount = 10;
|
|
CFG.bbs_loglevel = DLOG_ALLWAYS | DLOG_ERROR | DLOG_ATTENT | DLOG_NORMAL | DLOG_VERBOSE;
|
|
CFG.util_loglevel = DLOG_ALLWAYS | DLOG_ERROR | DLOG_ATTENT | DLOG_NORMAL | DLOG_VERBOSE;
|
|
CFG.OLR_NewFileLimit = 30;
|
|
CFG.OLR_MaxReq = 25;
|
|
CFG.slow_util = TRUE;
|
|
CFG.iCrashLevel = 100;
|
|
CFG.iAttachLevel = 100;
|
|
CFG.new_groups = 25;
|
|
CFG.max_logins = 1;
|
|
CFG.AskNewmail = YES;
|
|
CFG.AskNewfiles = YES;
|
|
|
|
CFG.slow_util = TRUE;
|
|
CFG.iCrashLevel = 100;
|
|
CFG.iAttachLevel = 100;
|
|
CFG.new_groups = 25;
|
|
snprintf(CFG.startname, 9, "bbs");
|
|
CFG.freespace = 10;
|
|
|
|
/*
|
|
* New Users
|
|
*/
|
|
CFG.newuser_access.level = 20;
|
|
CFG.iCapUserName = TRUE;
|
|
CFG.iAnsi = TRUE;
|
|
CFG.iDataPhone = TRUE;
|
|
CFG.iVoicePhone = TRUE;
|
|
CFG.iDOB = TRUE;
|
|
CFG.iTelephoneScan = TRUE;
|
|
CFG.iLocation = TRUE;
|
|
CFG.iHotkeys = TRUE;
|
|
CFG.iCapLocation = FALSE;
|
|
CFG.AskAddress = TRUE;
|
|
CFG.GiveEmail = TRUE;
|
|
|
|
/*
|
|
* Colors
|
|
*/
|
|
CFG.TextColourF = CYAN;
|
|
CFG.TextColourB = BLACK;
|
|
CFG.UnderlineColourF = YELLOW;
|
|
CFG.UnderlineColourB = BLACK;
|
|
CFG.InputColourF = LIGHTCYAN;
|
|
CFG.InputColourB = BLACK;
|
|
CFG.CRColourF = WHITE;
|
|
CFG.CRColourB = BLACK;
|
|
CFG.MoreF = LIGHTMAGENTA;
|
|
CFG.MoreB = BLACK;
|
|
CFG.HiliteF = WHITE;
|
|
CFG.HiliteB = BLACK;
|
|
CFG.FilenameF = YELLOW;
|
|
CFG.FilenameB = BLACK;
|
|
CFG.FilesizeF = LIGHTMAGENTA;
|
|
CFG.FilesizeB = BLACK;
|
|
CFG.FiledateF = LIGHTGREEN;
|
|
CFG.FiledateB = BLACK;
|
|
CFG.FiledescF = CYAN;
|
|
CFG.FiledescB = BLACK;
|
|
CFG.MsgInputColourF = CYAN;
|
|
CFG.MsgInputColourB = BLACK;
|
|
|
|
/*
|
|
* Paging
|
|
*/
|
|
CFG.iPageLength = 30;
|
|
CFG.iMaxPageTimes = 5;
|
|
CFG.iAskReason = TRUE;
|
|
CFG.iSysopArea = 1;
|
|
CFG.iAutoLog = TRUE;
|
|
CFG.iChatPromptChk = TRUE;
|
|
CFG.iStopChatTime = TRUE;
|
|
|
|
/*
|
|
* Fill ticconf defaults
|
|
*/
|
|
CFG.ct_PlusAll = TRUE;
|
|
CFG.ct_Notify = TRUE;
|
|
CFG.ct_Message = TRUE;
|
|
CFG.ct_TIC = TRUE;
|
|
CFG.tic_days = 30;
|
|
snprintf(CFG.hatchpasswd, 21, "DizIzMyBIGseeKret");
|
|
CFG.tic_systems = 10;
|
|
CFG.tic_groups = 25;
|
|
CFG.tic_dupes = 16000;
|
|
|
|
/*
|
|
* Fill Mail defaults
|
|
*/
|
|
CFG.maxpktsize = 150;
|
|
CFG.maxarcsize = 300;
|
|
snprintf(CFG.badboard, 65, "%s/var/mail/badmail", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.dupboard, 65, "%s/var/mail/dupemail", getenv("MBSE_ROOT"));
|
|
snprintf(CFG.popnode, 65, "localhost");
|
|
snprintf(CFG.smtpnode, 65, "localhost");
|
|
snprintf(CFG.nntpnode, 65, "localhost");
|
|
CFG.toss_days = 30;
|
|
CFG.toss_dupes = 16000;
|
|
CFG.toss_old = 60;
|
|
CFG.defmsgs = 500;
|
|
CFG.defdays = 90;
|
|
CFG.toss_systems = 10;
|
|
CFG.toss_groups = 25;
|
|
CFG.UUCPgate.zone = 2;
|
|
CFG.UUCPgate.net = 292;
|
|
CFG.UUCPgate.node = 875;
|
|
snprintf(CFG.UUCPgate.domain, 13, "fidonet");
|
|
CFG.nntpdupes = 16000;
|
|
CFG.ca_PlusAll = TRUE;
|
|
CFG.ca_Notify = TRUE;
|
|
CFG.ca_Passwd = TRUE;
|
|
CFG.ca_Pause = TRUE;
|
|
CFG.ca_Check = TRUE;
|
|
|
|
for (i = 0; i < 32; i++) {
|
|
snprintf(CFG.fname[i], 17, "Flag %d", i+1);
|
|
snprintf(CFG.aname[i], 17, "Flag %d", i+1);
|
|
}
|
|
snprintf(CFG.aname[0], 17, "Everyone");
|
|
|
|
|
|
/*
|
|
* Fido mailer defaults
|
|
*/
|
|
CFG.timeoutreset = 3L;
|
|
CFG.timeoutconnect = 60L;
|
|
snprintf(CFG.phonetrans[0].match, 21, "31-255");
|
|
snprintf(CFG.phonetrans[1].match, 21, "31-");
|
|
snprintf(CFG.phonetrans[1].repl, 21, "0");
|
|
snprintf(CFG.phonetrans[2].repl, 21, "00");
|
|
CFG.IP_Speed = 256000;
|
|
CFG.dialdelay = 60;
|
|
snprintf(CFG.IP_Flags, 31, "ICM,XX,IBN");
|
|
CFG.cico_loglevel = DLOG_ALLWAYS | DLOG_ERROR | DLOG_ATTENT | DLOG_NORMAL | DLOG_VERBOSE;
|
|
|
|
/*
|
|
* WWW defaults
|
|
*/
|
|
snprintf(CFG.www_root, 81, "/var/www/htdocs");
|
|
snprintf(CFG.www_link2ftp, 21, "files");
|
|
snprintf(CFG.www_url, 41, "http://%s", CFG.sysdomain);
|
|
snprintf(CFG.www_charset, 21, "ISO 8859-1");
|
|
snprintf(CFG.www_author, 41, "Your Name");
|
|
if (strlen(_PATH_CONVERT))
|
|
snprintf(CFG.www_convert, 81, "%s -geometry x100", _PATH_CONVERT);
|
|
CFG.www_files_page = 10;
|
|
|
|
CFG.maxarticles = 500;
|
|
|
|
CFG.priority = 15;
|
|
#ifdef __linux__
|
|
CFG.do_sync = TRUE;
|
|
#endif
|
|
CFG.is_upgraded = TRUE;
|
|
|
|
if ((fp = fopen(cfgfn, "a+")) == NULL) {
|
|
perror("");
|
|
fprintf(stderr, "Can't create %s\n", cfgfn);
|
|
exit(MBERR_INIT_ERROR);
|
|
}
|
|
fwrite(&CFG, sizeof(CFG), 1, fp);
|
|
fclose(fp);
|
|
chmod(cfgfn, 0640);
|
|
} else {
|
|
fread(&CFG, sizeof(CFG), 1, fp);
|
|
fclose(fp);
|
|
if (strlen(CFG.debuglog) == 0)
|
|
snprintf(CFG.debuglog, 15, "debug.log");
|
|
}
|
|
|
|
cfg_time = file_time(cfgfn);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Load task configuration data.
|
|
*/
|
|
void load_taskcfg(void)
|
|
{
|
|
FILE *fp;
|
|
|
|
if ((fp = fopen(tcfgfn, "r")) == NULL) {
|
|
memset(&TCFG, 0, sizeof(TCFG));
|
|
TCFG.maxload = 1.50;
|
|
snprintf(TCFG.zmh_start, 6, "02:30");
|
|
snprintf(TCFG.zmh_end, 6, "03:30");
|
|
snprintf(TCFG.cmd_mailout, 81, "%s/bin/mbfido scan web -quiet", getenv("MBSE_ROOT"));
|
|
snprintf(TCFG.cmd_mailin, 81, "%s/bin/mbfido tic toss web -quiet", getenv("MBSE_ROOT"));
|
|
snprintf(TCFG.cmd_newnews, 81, "%s/bin/mbfido news web -quiet", getenv("MBSE_ROOT"));
|
|
snprintf(TCFG.cmd_mbindex1, 81, "%s/bin/mbindex -quiet", getenv("MBSE_ROOT"));
|
|
if (strlen(_PATH_GOLDNODE))
|
|
snprintf(TCFG.cmd_mbindex2, 81, "%s -f -q", _PATH_GOLDNODE);
|
|
snprintf(TCFG.cmd_msglink, 81, "%s/bin/mbmsg link -quiet", getenv("MBSE_ROOT"));
|
|
snprintf(TCFG.cmd_reqindex, 81, "%s/bin/mbfile index -quiet", getenv("MBSE_ROOT"));
|
|
TCFG.max_tcp = 0;
|
|
snprintf(TCFG.isp_ping1, 41, "192.168.1.1");
|
|
snprintf(TCFG.isp_ping2, 41, "192.168.1.1");
|
|
if ((fp = fopen(tcfgfn, "a+")) == NULL) {
|
|
Syslog('?', "$Can't create %s", tcfgfn);
|
|
die(MBERR_INIT_ERROR);
|
|
}
|
|
fwrite(&TCFG, sizeof(TCFG), 1, fp);
|
|
fclose(fp);
|
|
chmod(tcfgfn, 0640);
|
|
Syslog('+', "Created new %s", tcfgfn);
|
|
} else {
|
|
fread(&TCFG, sizeof(TCFG), 1, fp);
|
|
fclose(fp);
|
|
}
|
|
|
|
tcfg_time = file_time(tcfgfn);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Launch an external program in the background.
|
|
* On success add it to the tasklist and return
|
|
* the pid. Set the pause timer.
|
|
*/
|
|
pid_t launch(char *cmd, char *opts, char *name, int tasktype)
|
|
{
|
|
char buf[PATH_MAX], *vector[16];
|
|
int i, rc = 0;
|
|
pid_t pid = 0;
|
|
|
|
if (checktasks(0) >= MAXTASKS) {
|
|
Syslog('?', "Launch: can't execute %s, maximum tasks reached", cmd);
|
|
return 0;
|
|
}
|
|
memset(vector, 0, sizeof(vector));
|
|
|
|
if (opts == NULL)
|
|
snprintf(buf, PATH_MAX, "%s", cmd);
|
|
else
|
|
snprintf(buf, PATH_MAX, "%s %s", cmd, opts);
|
|
|
|
i = 0;
|
|
vector[i++] = strtok(buf," \t\n\0");
|
|
while ((vector[i++] = strtok(NULL," \t\n")) && (i<16));
|
|
vector[15] = NULL;
|
|
|
|
if (file_exist(vector[0], X_OK)) {
|
|
Syslog('?', "Launch: can't execute %s, command not found", vector[0]);
|
|
return 0;
|
|
}
|
|
|
|
pid = fork();
|
|
switch (pid) {
|
|
case -1:
|
|
Syslog('?', "$Launch: error, can't fork grandchild");
|
|
return 0;
|
|
case 0:
|
|
/* From Paul Vixies cron: */
|
|
(void)setsid(); /* It doesn't seem to help */
|
|
close(0);
|
|
if (open("/dev/null", O_RDONLY) != 0) {
|
|
Syslog('?', "$Launch: \"%s\": reopen of stdin to /dev/null failed", buf);
|
|
_exit(MBERR_EXEC_FAILED);
|
|
}
|
|
close(1);
|
|
if (open("/dev/null", O_WRONLY | O_APPEND | O_CREAT,0600) != 1) {
|
|
Syslog('?', "$Launch: \"%s\": reopen of stdout to /dev/null failed", buf);
|
|
_exit(MBERR_EXEC_FAILED);
|
|
}
|
|
close(2);
|
|
if (open("/dev/null", O_WRONLY | O_APPEND | O_CREAT,0600) != 2) {
|
|
Syslog('?', "$Launch: \"%s\": reopen of stderr to /dev/null failed", buf);
|
|
_exit(MBERR_EXEC_FAILED);
|
|
}
|
|
errno = 0;
|
|
rc = execv(vector[0],vector);
|
|
Syslog('?', "$Launch: execv \"%s\" failed, returned %d", cmd, rc);
|
|
_exit(MBERR_EXEC_FAILED);
|
|
default:
|
|
/* grandchild's daddy's process */
|
|
break;
|
|
}
|
|
|
|
/*
|
|
* Add it to the tasklist.
|
|
*/
|
|
for (i = 0; i < MAXTASKS; i++) {
|
|
if (strlen(task[i].name) == 0) {
|
|
strcpy(task[i].name, name);
|
|
strcpy(task[i].cmd, cmd);
|
|
if (opts)
|
|
strcpy(task[i].opts, opts);
|
|
task[i].pid = pid;
|
|
task[i].status = 0;
|
|
task[i].running = TRUE;
|
|
task[i].rc = 0;
|
|
task[i].tasktype = tasktype;
|
|
break;
|
|
}
|
|
}
|
|
|
|
ptimer = PAUSETIME;
|
|
|
|
if (opts)
|
|
Syslog('+', "Launch: task %d \"%s %s\" success, pid=%d", i, cmd, opts, pid);
|
|
else
|
|
Syslog('+', "Launch: task %d \"%s\" success, pid=%d", i, cmd, pid);
|
|
return pid;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Count specific running tasks
|
|
*/
|
|
int runtasktype(int tasktype)
|
|
{
|
|
int i, count = 0;
|
|
|
|
for (i = 0; i < MAXTASKS; i++) {
|
|
if (strlen(task[i].name) && task[i].running && (task[i].tasktype == tasktype))
|
|
count++;
|
|
}
|
|
return count;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Check all running tasks registered in the tasklist.
|
|
* Report programs that are stopped. If signal is set
|
|
* then send that signal.
|
|
*/
|
|
int checktasks(int onsig)
|
|
{
|
|
int i, j, rc, count = 0, first = TRUE, status;
|
|
|
|
for (i = 0; i < MAXTASKS; i++) {
|
|
if (strlen(task[i].name)) {
|
|
|
|
if (onsig) {
|
|
if (kill(task[i].pid, onsig) == 0)
|
|
Syslog('+', "%s to %s (pid %d) succeeded", SigName[onsig], task[i].name, task[i].pid);
|
|
else
|
|
Syslog('+', "%s to %s (pid %d) failed", SigName[onsig], task[i].name, task[i].pid);
|
|
}
|
|
|
|
task[i].rc = wait4(task[i].pid, &status, WNOHANG | WUNTRACED, NULL);
|
|
if (task[i].rc) {
|
|
task[i].running = FALSE;
|
|
/*
|
|
* If a mailer call is finished, set the global rescan flag.
|
|
*/
|
|
if (task[i].tasktype == CM_POTS || task[i].tasktype == CM_ISDN || task[i].tasktype == CM_INET)
|
|
rescan = TRUE;
|
|
ptimer = PAUSETIME;
|
|
/*
|
|
* If a nodelist compiler is ready, reload the nodelists configuration
|
|
*/
|
|
if (task[i].tasktype == MBINDEX) {
|
|
deinitnl();
|
|
initnl();
|
|
}
|
|
}
|
|
|
|
if (first && task[i].rc) {
|
|
first = FALSE;
|
|
Syslog('t', "Task Type pid stat");
|
|
Syslog('t', "---------------- ------- ----- ----");
|
|
for (j = 0; j < MAXTASKS; j++)
|
|
if (strlen(task[j].name))
|
|
Syslog('t', "%-16s %s %5d %s", task[j].name, callmode(task[j].tasktype),
|
|
task[j].pid, task[j].running?"runs":"stop");
|
|
}
|
|
|
|
switch (task[i].rc) {
|
|
case -1:
|
|
if (errno == ECHILD)
|
|
Syslog('+', "Task %d \"%s\" is ready", i, task[i].name);
|
|
else
|
|
Syslog('+', "Task %d \"%s\" is ready, error: %s", i, task[i].name, strerror(errno));
|
|
break;
|
|
case 0:
|
|
/*
|
|
* Update last known status when running.
|
|
*/
|
|
task[i].status = status;
|
|
count++;
|
|
break;
|
|
default:
|
|
if (WIFEXITED(task[i].status)) {
|
|
rc = WEXITSTATUS(task[i].status);
|
|
if (rc)
|
|
Syslog('+', "Task %s is ready, error=%d", task[i].name, rc);
|
|
else
|
|
Syslog('+', "Task %s is ready", task[i].name);
|
|
} else if (WIFSIGNALED(task[i].status)) {
|
|
rc = WTERMSIG(task[i].status);
|
|
/*
|
|
* Here we don't report an error number, on FreeBSD WIFSIGNALED
|
|
* seems true while there's nothing wrong.
|
|
*/
|
|
Syslog('+', "Task %s terminated", task[i].name);
|
|
} else if (WIFSTOPPED(task[i].status)) {
|
|
rc = WSTOPSIG(task[i].status);
|
|
Syslog('+', "Task %s stopped on signal %s (%d)", task[i].name, SigName[rc], rc);
|
|
} else {
|
|
Syslog('+', "FIXME: 1");
|
|
}
|
|
break;
|
|
}
|
|
|
|
if (!task[i].running) {
|
|
for (j = 0; j < MAXTASKS; j++) {
|
|
if (calllist[j].taskpid == task[i].pid) {
|
|
calllist[j].calling = FALSE;
|
|
calllist[j].taskpid = 0;
|
|
rescan = TRUE;
|
|
}
|
|
}
|
|
memset(&task[i], 0, sizeof(onetask));
|
|
}
|
|
}
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* This function triggers the shutdown and is only installed for SIGTERM
|
|
* and SIGINT. On NetBSD the threads signal handlers cannot be disabled,
|
|
* so in fact all threads call this function as soon as one of these
|
|
* signals is received. The first one arrived will initiate the shutdown.
|
|
*/
|
|
void start_shutdown(int onsig)
|
|
{
|
|
Syslog('s', "Trigger shutdown on signal %s", SigName[onsig]);
|
|
signal(onsig, SIG_IGN);
|
|
G_Shutdown = TRUE;
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Normal fatal signal handler, but also used during shutdown.
|
|
*/
|
|
void die(int onsig)
|
|
{
|
|
int i, count;
|
|
char temp[80];
|
|
time_t now;
|
|
|
|
signal(onsig, SIG_IGN);
|
|
|
|
if (onsig < NSIG) {
|
|
if ((onsig == SIGTERM) || (nodaemon && (onsig == SIGINT))) {
|
|
Syslog('+', "Starting normal shutdown (%s)", SigName[onsig]);
|
|
} else {
|
|
Syslog('+', "Abnormal shutdown on signal %s", SigName[onsig]);
|
|
}
|
|
} else {
|
|
Syslog('+', "Shutdown on error %d", onsig);
|
|
}
|
|
|
|
/*
|
|
* First check if there are tasks running, if so try to stop them
|
|
*/
|
|
if ((count = checktasks(0))) {
|
|
Syslog('+', "There are %d tasks running, sending SIGTERM", count);
|
|
checktasks(SIGTERM);
|
|
for (i = 0; i < 15; i++) {
|
|
sleep(1);
|
|
count = checktasks(0);
|
|
if (count == 0)
|
|
break;
|
|
}
|
|
if (count) {
|
|
/*
|
|
* There are some diehards running...
|
|
*/
|
|
Syslog('+', "There are %d tasks running, sending SIGKILL", count);
|
|
count = checktasks(SIGKILL);
|
|
}
|
|
if (count) {
|
|
sleep(1);
|
|
count = checktasks(0);
|
|
if (count)
|
|
Syslog('?', "Still %d tasks running, giving up", count);
|
|
}
|
|
}
|
|
|
|
if ((count = checktasks(0)))
|
|
Syslog('?', "Shutdown with %d tasks still running", count);
|
|
else
|
|
Syslog('+', "Good, no more tasks running");
|
|
|
|
/*
|
|
* Now check for users online and other programs not started
|
|
* under control of mbtask.
|
|
*/
|
|
count = 30;
|
|
while (count) {
|
|
snprintf(temp, 80, "%s", reg_fre());
|
|
if (strcmp(temp, "100:0;") == 0) {
|
|
Syslog('+', "Good, no more other programs running");
|
|
break;
|
|
}
|
|
Syslog('+', "%s", temp+6);
|
|
sleep(1);
|
|
count--;
|
|
}
|
|
if ((count == 0) && strcmp(temp, "100:0;")) {
|
|
Syslog('?', "Continue shutdown with other programs running");
|
|
}
|
|
|
|
/*
|
|
* Now stop the threads
|
|
*/
|
|
T_Shutdown = TRUE;
|
|
Syslog('+', "Signal all threads to stop");
|
|
|
|
/*
|
|
* Wait at most 2 seconds for the threads, internal they are
|
|
* build to stop within a second.
|
|
*/
|
|
now = time(NULL) + 2;
|
|
while ((cmd_run || ping_run || sched_run || disk_run || ibc_run) && (time(NULL) < now)) {
|
|
sleep(1);
|
|
}
|
|
if (cmd_run || ping_run || sched_run || disk_run || ibc_run)
|
|
Syslog('+', "Not all threads stopped! Forced shutdown");
|
|
else
|
|
Syslog('+', "All threads stopped");
|
|
|
|
/*
|
|
* Free memory
|
|
*/
|
|
deinitnl();
|
|
ulocktask();
|
|
printable(NULL, 0);
|
|
|
|
/*
|
|
* Close socket
|
|
*/
|
|
if (sock != -1)
|
|
close(sock);
|
|
if (ping_isocket != -1)
|
|
close(ping_isocket);
|
|
if (!file_exist(spath, R_OK)) {
|
|
unlink(spath);
|
|
}
|
|
|
|
Syslog(' ', "MBTASK finished");
|
|
exit(onsig);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Put a lock on this program.
|
|
*/
|
|
int locktask(char *root)
|
|
{
|
|
char *tempfile, *lockfile;
|
|
FILE *fp;
|
|
pid_t oldpid;
|
|
|
|
tempfile = calloc(PATH_MAX, sizeof(char));
|
|
lockfile = calloc(PATH_MAX, sizeof(char));
|
|
|
|
snprintf(tempfile, PATH_MAX, "%s/var/run/mbtask.tmp", root);
|
|
snprintf(lockfile, PATH_MAX, "%s/var/run/mbtask", root);
|
|
|
|
if ((fp = fopen(tempfile, "w")) == NULL) {
|
|
perror("mbtask");
|
|
printf("Can't create lockfile \"%s\"\n", tempfile);
|
|
free(tempfile);
|
|
free(lockfile);
|
|
return 1;
|
|
}
|
|
fprintf(fp, "%10u\n", getpid());
|
|
fclose(fp);
|
|
|
|
while (TRUE) {
|
|
if (link(tempfile, lockfile) == 0) {
|
|
unlink(tempfile);
|
|
free(tempfile);
|
|
free(lockfile);
|
|
return 0;
|
|
}
|
|
if ((fp = fopen(lockfile, "r")) == NULL) {
|
|
perror("mbtask");
|
|
printf("Can't open lockfile \"%s\"\n", tempfile);
|
|
unlink(tempfile);
|
|
free(tempfile);
|
|
free(lockfile);
|
|
return 1;
|
|
}
|
|
if (fscanf(fp, "%u", &oldpid) != 1) {
|
|
perror("mbtask");
|
|
printf("Can't read old pid from \"%s\"\n", tempfile);
|
|
fclose(fp);
|
|
unlink(tempfile);
|
|
free(tempfile);
|
|
free(lockfile);
|
|
return 1;
|
|
}
|
|
fclose(fp);
|
|
if (kill(oldpid,0) == -1) {
|
|
if (errno == ESRCH) {
|
|
printf("Stale lock found for pid %u\n", oldpid);
|
|
unlink(lockfile);
|
|
/* no return, try lock again */
|
|
} else {
|
|
perror("mbtask");
|
|
printf("Kill for %u failed\n",oldpid);
|
|
unlink(tempfile);
|
|
free(tempfile);
|
|
free(lockfile);
|
|
return 1;
|
|
}
|
|
} else {
|
|
printf("Another mbtask is already running, pid=%u\n", oldpid);
|
|
unlink(tempfile);
|
|
free(tempfile);
|
|
free(lockfile);
|
|
return 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
|
|
|
|
void ulocktask(void)
|
|
{
|
|
char *lockfile;
|
|
pid_t oldpid;
|
|
FILE *fp;
|
|
struct passwd *pw;
|
|
|
|
pw = getpwnam((char *)"mbse");
|
|
lockfile = calloc(PATH_MAX, sizeof(char));
|
|
snprintf(lockfile, PATH_MAX, "%s/var/run/mbtask", pw->pw_dir);
|
|
|
|
if ((fp = fopen(lockfile, "r")) == NULL) {
|
|
WriteError("$Can't open lockfile \"%s\"", lockfile);
|
|
free(lockfile);
|
|
return;
|
|
}
|
|
|
|
if (fscanf(fp, "%u", &oldpid) != 1) {
|
|
WriteError("$Can't read old pid from \"%s\"", lockfile);
|
|
fclose(fp);
|
|
unlink(lockfile);
|
|
free(lockfile);
|
|
return;
|
|
}
|
|
|
|
fclose(fp);
|
|
|
|
if (oldpid == getpid()) {
|
|
(void)unlink(lockfile);
|
|
}
|
|
|
|
free(lockfile);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* External Semafore Checks
|
|
*/
|
|
void test_sema(char *);
|
|
void test_sema(char *sema)
|
|
{
|
|
if (IsSema(sema)) {
|
|
RemoveSema(sema);
|
|
Syslog('s', "Semafore %s detected", sema);
|
|
sem_set(sema, TRUE);
|
|
}
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Check semafore's, system status flags etc. This is called
|
|
* each second to test for condition changes.
|
|
*/
|
|
void check_sema(void);
|
|
void check_sema(void)
|
|
{
|
|
/*
|
|
* Check UPS status.
|
|
*/
|
|
if (IsSema((char *)"upsalarm")) {
|
|
if (!UPSalarm)
|
|
Syslog('!', "UPS: power failure");
|
|
UPSalarm = TRUE;
|
|
} else {
|
|
if (UPSalarm)
|
|
Syslog('!', "UPS: the power is back");
|
|
UPSalarm = FALSE;
|
|
}
|
|
if (IsSema((char *)"upsdown")) {
|
|
Syslog('!', "UPS: power failure, starting shutdown");
|
|
UPSdown = TRUE;
|
|
/*
|
|
* Since the upsdown semafore is permanent, the system WILL go down
|
|
* there is no point for this program to stay. Signal all tasks and stop.
|
|
*/
|
|
die(MBERR_UPS_ALARM);
|
|
}
|
|
|
|
/*
|
|
* Check Zone Mail Hour
|
|
*/
|
|
get_zmh();
|
|
|
|
/*
|
|
* Semafore's that still can be detected, usefull for
|
|
* external programs that create them.
|
|
*/
|
|
test_sema((char *)"newnews");
|
|
test_sema((char *)"mailout");
|
|
test_sema((char *)"mailin");
|
|
test_sema((char *)"scanout");
|
|
}
|
|
|
|
|
|
|
|
void start_scheduler(void)
|
|
{
|
|
struct passwd *pw;
|
|
char *cmd = NULL;
|
|
int rc;
|
|
|
|
if (nodaemon)
|
|
printf("init fidonet\n");
|
|
InitFidonet();
|
|
if (nodaemon)
|
|
printf("done\n");
|
|
|
|
/*
|
|
* Registrate this server for mbmon in slot 0.
|
|
*/
|
|
reginfo[0].pid = getpid();
|
|
strcpy(reginfo[0].tty, "-");
|
|
strcpy(reginfo[0].uname, "mbse");
|
|
strcpy(reginfo[0].prg, "mbtask");
|
|
strcpy(reginfo[0].city, "localhost");
|
|
strcpy(reginfo[0].doing, "Start");
|
|
reginfo[0].started = (int)time(NULL);
|
|
if (nodaemon)
|
|
printf("reginfo filled\n");
|
|
|
|
Processing = TRUE;
|
|
TouchSema((char *)"mbtask.last");
|
|
|
|
/*
|
|
* Setup UNIX Datagram socket
|
|
*/
|
|
if ((sock = socket(AF_UNIX, SOCK_DGRAM, 0)) < 0) {
|
|
WriteError("$Can't create socket");
|
|
die(MBERR_INIT_ERROR);
|
|
}
|
|
|
|
memset(&servaddr, 0, sizeof(servaddr));
|
|
servaddr.sun_family = AF_UNIX;
|
|
strcpy(servaddr.sun_path, spath);
|
|
|
|
if (bind(sock, (struct sockaddr *)&servaddr, sizeof(servaddr)) < 0) {
|
|
close(sock);
|
|
sock = -1;
|
|
WriteError("$Can't bind socket %s", spath);
|
|
die(MBERR_INIT_ERROR);
|
|
}
|
|
if (nodaemon)
|
|
printf("sockets created\n");
|
|
|
|
/*
|
|
* The flag masterinit is set if a new config.data is created, this
|
|
* is true if mbtask is started the very first time. Then we run
|
|
* mbsetup init to create the default databases.
|
|
*/
|
|
if (masterinit) {
|
|
pw = getpwuid(getuid());
|
|
cmd = xstrcpy(pw->pw_dir);
|
|
cmd = xstrcat(cmd, (char *)"/bin/mbsetup");
|
|
launch(cmd, (char *)"init", (char *)"mbsetup", MBINIT);
|
|
free(cmd);
|
|
sleep(2);
|
|
masterinit = FALSE;
|
|
}
|
|
|
|
if (nodaemon)
|
|
printf("init nodelists\n");
|
|
|
|
initnl();
|
|
sem_set((char *)"scanout", TRUE);
|
|
if (!TCFG.max_tcp && !pots_lines && !isdn_lines) {
|
|
Syslog('?', "WARNING: this system cannot connect to other systems, check setup");
|
|
}
|
|
|
|
if (nodaemon)
|
|
printf("creating threads\n");
|
|
/*
|
|
* Install the threads that do the real work.
|
|
*/
|
|
if ((rc = pthread_create(&pt_ping, NULL, /* (void (*)) */ ping_thread, NULL))) {
|
|
WriteError("$pthread_create ping_thread rc=%d", rc);
|
|
die(SIGTERM);
|
|
} else if ((rc = pthread_create(&pt_command, NULL, (void (*))cmd_thread, NULL))) {
|
|
WriteError("$pthread_create cmd_thread rc=%d", rc);
|
|
die(SIGTERM);
|
|
} else if ((rc = pthread_create(&pt_disk, NULL, (void (*))disk_thread, NULL))) {
|
|
WriteError("$pthread_create disk_thread rc=%d", rc);
|
|
die(SIGTERM);
|
|
} else if ((rc = pthread_create(&pt_scheduler, NULL, (void (*))scheduler, NULL))) {
|
|
WriteError("$pthread_create scheduler rc=%d", rc);
|
|
die(SIGTERM);
|
|
} else if ((rc = pthread_create(&pt_ibc, NULL, (void (*))ibc_thread, NULL))) {
|
|
WriteError("$pthread_create ibc rc=%d", rc);
|
|
die(SIGTERM);
|
|
} else {
|
|
Syslog('+', "All threads installed");
|
|
}
|
|
if (nodaemon)
|
|
printf("threads installed\n");
|
|
|
|
/*
|
|
* Sleep until we die
|
|
*/
|
|
while (! G_Shutdown) {
|
|
sleep(1);
|
|
}
|
|
die(SIGTERM);
|
|
}
|
|
|
|
|
|
|
|
/*
|
|
* Scheduler thread
|
|
*/
|
|
void *scheduler(void)
|
|
{
|
|
struct passwd *pw;
|
|
int running = 0, i, found;
|
|
static int LOADhi = FALSE, oldmin = 70, olddo = 70, oldsec = 70;
|
|
char *cmd = NULL, opts[41], port[21];
|
|
static char doing[32];
|
|
time_t now;
|
|
struct tm tm, utm;
|
|
#if defined(__linux__)
|
|
FILE *fp;
|
|
#endif
|
|
int call_work = 0;
|
|
static int call_entry = MAXTASKS;
|
|
double loadavg[3];
|
|
pp_list *tpl;
|
|
|
|
Syslog('+', "Starting scheduler thread");
|
|
sched_run = TRUE;
|
|
pw = getpwuid(getuid());
|
|
|
|
/*
|
|
* Enter the mainloop (forever)
|
|
*/
|
|
do {
|
|
sleep(1);
|
|
if (T_Shutdown)
|
|
break;
|
|
|
|
/*
|
|
* Check all registered connections and semafore's
|
|
*/
|
|
reg_check();
|
|
check_sema();
|
|
check_ports();
|
|
|
|
/*
|
|
* Check the systems load average.
|
|
*/
|
|
Load = loadavg[0] = loadavg[1] = loadavg[2] = 0.0;
|
|
#if defined(__FreeBSD__) || defined(__NetBSD__) || defined(__OpenBSD__)
|
|
if (getloadavg(loadavg, 3) == 3) {
|
|
Load = loadavg[0];
|
|
}
|
|
#elif defined(__linux__)
|
|
if ((fp = fopen((char *)"/proc/loadavg", "r"))) {
|
|
if (fscanf(fp, "%lf %lf %lf", &loadavg[0], &loadavg[1], &loadavg[2]) == 3) {
|
|
Load = loadavg[0];
|
|
} else {
|
|
Syslog('-', "error");
|
|
}
|
|
fclose(fp);
|
|
}
|
|
#else
|
|
#error "Don't know how to get the loadaverage on this OS"
|
|
#endif
|
|
if (Load >= TCFG.maxload) {
|
|
if (!LOADhi) {
|
|
Syslog('!', "System load too high: %2.2f (%2.2f)", Load, TCFG.maxload);
|
|
LOADhi = TRUE;
|
|
}
|
|
} else {
|
|
if (LOADhi) {
|
|
Syslog('!', "System load normal: %2.2f (%2.2f)", Load, TCFG.maxload);
|
|
LOADhi = FALSE;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Report to the system monitor.
|
|
*/
|
|
memset(&doing, 0, sizeof(doing));
|
|
if ((running = checktasks(0)))
|
|
snprintf(doing, 32, "Run %d tasks", running);
|
|
else if (UPSdown)
|
|
snprintf(doing, 32, "UPS shutdown");
|
|
else if (UPSalarm)
|
|
snprintf(doing, 32, "UPS alarm");
|
|
else if (!s_bbsopen)
|
|
snprintf(doing, 32, "BBS is closed");
|
|
else if (Processing)
|
|
snprintf(doing, 32, "%s", waitmsg);
|
|
else
|
|
snprintf(doing, 32, "Overload %2.2f", Load);
|
|
|
|
snprintf(reginfo[0].doing, 36, "%s", doing);
|
|
reginfo[0].lastcon = (int)time(NULL);
|
|
|
|
/*
|
|
* Touch the mbtask.last semafore to prove this daemon
|
|
* is actually running.
|
|
* Reload configuration data if some file is changed.
|
|
*/
|
|
now = time(NULL);
|
|
#if defined(__OpenBSD__)
|
|
localtime_r(&now, &tm);
|
|
gmtime_r(&now, &utm);
|
|
#else
|
|
tm = *localtime(&now);
|
|
utm = *gmtime(&now);
|
|
#endif
|
|
if (tm.tm_min != olddo) {
|
|
/*
|
|
* Each minute we execute this part
|
|
*/
|
|
if (tosswait)
|
|
tosswait--;
|
|
olddo = tm.tm_min;
|
|
TouchSema((char *)"mbtask.last");
|
|
if (file_time(tcfgfn) != tcfg_time) {
|
|
Syslog('+', "Task configuration changed, reloading");
|
|
load_taskcfg();
|
|
deinitnl();
|
|
initnl();
|
|
sem_set((char *)"scanout", TRUE);
|
|
}
|
|
if (file_time(cfgfn) != cfg_time) {
|
|
Syslog('+', "Main configuration changed, reloading");
|
|
load_maincfg();
|
|
deinitnl();
|
|
initnl();
|
|
sem_set((char *)"scanout", TRUE);
|
|
}
|
|
if (file_time(ttyfn) != tty_time) {
|
|
Syslog('+', "Ports configuration changed, reloading");
|
|
load_ports();
|
|
check_ports();
|
|
deinitnl();
|
|
initnl();
|
|
sem_set((char *)"scanout", TRUE);
|
|
}
|
|
|
|
/*
|
|
* If the next event time is reached, rescan the outbound
|
|
*/
|
|
if ((utm.tm_hour == nxt_hour) && (utm.tm_min == nxt_min)) {
|
|
Syslog('+', "It is now %02d:%02d UTC, starting new event", utm.tm_hour, utm.tm_min);
|
|
sem_set((char *)"scanout", TRUE);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Check system processing state
|
|
*/
|
|
if (s_bbsopen && !UPSalarm && !LOADhi) {
|
|
if (!Processing) {
|
|
Syslog('+', "Resuming normal operations");
|
|
Processing = TRUE;
|
|
}
|
|
} else {
|
|
if (Processing) {
|
|
Syslog('+', "Suspending operations");
|
|
Processing = FALSE;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Check Pause Timer, make sure it's only checked
|
|
* once each second. Also do pingcheck.
|
|
*/
|
|
if (tm.tm_sec != oldsec) {
|
|
oldsec = tm.tm_sec;
|
|
if (ptimer)
|
|
ptimer--;
|
|
}
|
|
|
|
if (Processing) {
|
|
/*
|
|
* Here we run all normal operations.
|
|
*/
|
|
running = checktasks(0);
|
|
|
|
if (s_mailout && (!ptimer) && (!runtasktype(MBFIDO))) {
|
|
launch(TCFG.cmd_mailout, NULL, (char *)"mailout", MBFIDO);
|
|
running = checktasks(0);
|
|
s_mailout = FALSE;
|
|
}
|
|
|
|
if (s_mailin && (!ptimer) && (!runtasktype(MBFIDO))) {
|
|
/*
|
|
* Here we should check if no mailers are running. Only start
|
|
* processing the inbound if no mailers are running, but on busy
|
|
* systems this may hardly be the case. So we wait for 30 minutes
|
|
* and if there are still mailers running, mbfido is started
|
|
* anyway.
|
|
*/
|
|
if ((ipmailers + runtasktype(CM_ISDN) + runtasktype(CM_POTS)) == 0) {
|
|
Syslog('i', "Mailin, no mailers running, start direct");
|
|
tosswait = TOSSWAIT_TIME;
|
|
launch(TCFG.cmd_mailin, NULL, (char *)"mailin", MBFIDO);
|
|
running = checktasks(0);
|
|
s_mailin = FALSE;
|
|
} else {
|
|
Syslog('i', "Mailin, tosswait=%d", tosswait);
|
|
if (tosswait == 0) {
|
|
launch(TCFG.cmd_mailin, NULL, (char *)"mailin", MBFIDO);
|
|
running = checktasks(0);
|
|
s_mailin = FALSE;
|
|
}
|
|
}
|
|
}
|
|
|
|
if (s_newnews && (!ptimer) && (!runtasktype(MBFIDO))) {
|
|
launch(TCFG.cmd_newnews, NULL, (char *)"newnews", MBFIDO);
|
|
running = checktasks(0);
|
|
s_newnews = FALSE;
|
|
}
|
|
|
|
/*
|
|
* Only run the nodelist compiler if nothing else
|
|
* is running. There's no hurry to compile the
|
|
* new lists. If more then one compiler is defined,
|
|
* start them in parallel.
|
|
*/
|
|
if (s_index && (!ptimer) && (!running)) {
|
|
if (strlen(TCFG.cmd_mbindex1))
|
|
launch(TCFG.cmd_mbindex1, NULL, (char *)"compiler 1", MBINDEX);
|
|
if (strlen(TCFG.cmd_mbindex2))
|
|
launch(TCFG.cmd_mbindex2, NULL, (char *)"compiler 2", MBINDEX);
|
|
if (strlen(TCFG.cmd_mbindex3))
|
|
launch(TCFG.cmd_mbindex3, NULL, (char *)"compiler 3", MBINDEX);
|
|
running = checktasks(0);
|
|
s_index = FALSE;
|
|
}
|
|
|
|
/*
|
|
* Linking messages is also only done when there is
|
|
* nothing else to do.
|
|
*/
|
|
if (s_msglink && (!ptimer) && (!running)) {
|
|
launch(TCFG.cmd_msglink, NULL, (char *)"msglink", MBFIDO);
|
|
running = checktasks(0);
|
|
s_msglink = FALSE;
|
|
}
|
|
|
|
/*
|
|
* Creating filerequest indexes, also only if nothing to do.
|
|
*/
|
|
if (s_reqindex && (!ptimer) && (!running)) {
|
|
launch(TCFG.cmd_reqindex, NULL, (char *)"reqindex", MBFILE);
|
|
running = checktasks(0);
|
|
s_reqindex = FALSE;
|
|
}
|
|
|
|
} /* if (Processing) */
|
|
|
|
if ((tm.tm_sec / SLOWRUN) != oldmin) {
|
|
|
|
/*
|
|
* These tasks run once per 20 seconds.
|
|
*/
|
|
oldmin = tm.tm_sec / SLOWRUN;
|
|
|
|
if (Processing) {
|
|
|
|
/*
|
|
* Update outbound status if needed.
|
|
*/
|
|
if (rescan) {
|
|
rescan = FALSE;
|
|
outstat();
|
|
call_work = check_calllist();
|
|
}
|
|
|
|
/*
|
|
* Launch the systems to call, start one system each time.
|
|
* Set the safety counter to MAXTASKS + 1, this forces that
|
|
* the counter really will advance to the next node in case
|
|
* of failing sessions.
|
|
*/
|
|
i = MAXTASKS + 1;
|
|
found = FALSE;
|
|
if (call_work) {
|
|
while (TRUE) {
|
|
/*
|
|
* Rotate the call entries
|
|
*/
|
|
if (call_entry == MAXTASKS)
|
|
call_entry = 0;
|
|
else
|
|
call_entry++;
|
|
|
|
/*
|
|
* If a valid entry, and not yet calling, and the retry time is reached,
|
|
* then launch a callprocess for this node.
|
|
*/
|
|
if (calllist[call_entry].addr.zone && !calllist[call_entry].calling &&
|
|
(calllist[call_entry].cst.trytime < (int)now)) {
|
|
if ((calllist[call_entry].callmode == CM_INET) && (ipmailers < TCFG.max_tcp) && internet) {
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
if ((calllist[call_entry].callmode == CM_ISDN) && (runtasktype(CM_ISDN) < isdn_free)) {
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
if ((calllist[call_entry].callmode == CM_POTS) && (runtasktype(CM_POTS) < pots_free)) {
|
|
found = TRUE;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Safety counter, if all systems are already calling, we should
|
|
* never break out of this loop anymore.
|
|
*/
|
|
i--;
|
|
if (!i)
|
|
break;
|
|
}
|
|
if (found) {
|
|
cmd = xstrcpy(pw->pw_dir);
|
|
cmd = xstrcat(cmd, (char *)"/bin/mbcico");
|
|
/*
|
|
* For ISDN or POTS, select a free tty device.
|
|
*/
|
|
switch (calllist[call_entry].callmode) {
|
|
case CM_ISDN: for (tpl = pl; tpl; tpl = tpl->next) {
|
|
if (!tpl->locked && (tpl->dflags & calllist[call_entry].diflags)) {
|
|
snprintf(port, 21, "-l %s ", tpl->tty);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
case CM_POTS: for (tpl = pl; tpl; tpl = tpl->next) {
|
|
if (!tpl->locked && (tpl->mflags & calllist[call_entry].moflags)) {
|
|
snprintf(port, 21, "-l %s ", tpl->tty);
|
|
break;
|
|
}
|
|
}
|
|
break;
|
|
default: port[0] = '\0';
|
|
break;
|
|
}
|
|
if (calllist[call_entry].addr.point) {
|
|
snprintf(opts, 41, "%sp%u.f%u.n%u.z%u.%s", port, calllist[call_entry].addr.point,
|
|
calllist[call_entry].addr.node, calllist[call_entry].addr.net,
|
|
calllist[call_entry].addr.zone, calllist[call_entry].addr.domain);
|
|
} else {
|
|
snprintf(opts, 41, "%sf%u.n%u.z%u.%s", port, calllist[call_entry].addr.node,
|
|
calllist[call_entry].addr.net,
|
|
calllist[call_entry].addr.zone, calllist[call_entry].addr.domain);
|
|
}
|
|
calllist[call_entry].taskpid = launch(cmd, opts, (char *)"mbcico", calllist[call_entry].callmode);
|
|
if (calllist[call_entry].taskpid)
|
|
calllist[call_entry].calling = TRUE;
|
|
running = checktasks(0);
|
|
rescan = TRUE;
|
|
free(cmd);
|
|
cmd = NULL;
|
|
}
|
|
}
|
|
} /* if (Processing) */
|
|
} /* if ((tm->tm_sec / SLOWRUN) != oldmin) */
|
|
|
|
} while (! T_Shutdown);
|
|
|
|
sched_run = FALSE;
|
|
Syslog('+', "Scheduler thread stopped");
|
|
pthread_exit(NULL);
|
|
}
|
|
|
|
|
|
|
|
int main(int argc, char **argv)
|
|
{
|
|
struct passwd *pw;
|
|
char *lockfile;
|
|
int i;
|
|
pid_t frk;
|
|
FILE *fp;
|
|
|
|
/*
|
|
* Print copyright notices and setup logging.
|
|
*/
|
|
printf("MBTASK: MBSE BBS v%s Task Manager Daemon\n", VERSION);
|
|
printf(" %s\n\n", COPYRIGHT);
|
|
|
|
/*
|
|
* Catch all the signals we can, and ignore the rest. Note that SIGKILL can't be ignored
|
|
* but that's live. This daemon should only be stopped by SIGTERM.
|
|
*/
|
|
for (i = 0; i < NSIG; i++) {
|
|
if ((i == SIGHUP) || (i == SIGPIPE) || (i == SIGBUS) || (i == SIGILL) || (i == SIGSEGV))
|
|
signal(i, (void (*))die);
|
|
else if ((i == SIGINT) || (i == SIGTERM))
|
|
signal(i, (void (*))start_shutdown);
|
|
else if (i == SIGCHLD)
|
|
signal(i, SIG_DFL);
|
|
}
|
|
|
|
/*
|
|
* Secret undocumented startup switch, ie: no help available.
|
|
*/
|
|
if ((argc == 2) && (strcmp(argv[1], "-nd") == 0)) {
|
|
nodaemon = TRUE;
|
|
}
|
|
|
|
init_pingsocket();
|
|
|
|
/*
|
|
* mbtask is setuid root, drop privileges to user mbse.
|
|
* This will stay forever like this, no need to become
|
|
* root again. The child can't even become root anymore.
|
|
*/
|
|
pw = getpwnam((char *)"mbse");
|
|
if (setuid(pw->pw_uid)) {
|
|
perror("");
|
|
fprintf(stderr, "can't setuid to mbse\n");
|
|
close(ping_isocket);
|
|
exit(MBERR_INIT_ERROR);
|
|
}
|
|
|
|
/*
|
|
* If running in the foreground under valgrind the next call fails.
|
|
* Developers should know what they are doing so we are not bailing out.
|
|
*/
|
|
if (setgid(pw->pw_gid)) {
|
|
perror("");
|
|
fprintf(stderr, "can't setgid to bbs\n");
|
|
if (! nodaemon) {
|
|
close(ping_isocket);
|
|
exit(MBERR_INIT_ERROR);
|
|
}
|
|
}
|
|
|
|
umask(007);
|
|
if (locktask(pw->pw_dir)) {
|
|
close(ping_isocket);
|
|
exit(MBERR_NO_PROGLOCK);
|
|
}
|
|
|
|
snprintf(cfgfn, PATH_MAX, "%s/etc/config.data", getenv("MBSE_ROOT"));
|
|
load_maincfg();
|
|
if (nodaemon)
|
|
printf("main config loaded\n");
|
|
|
|
mypid = getpid();
|
|
if (nodaemon)
|
|
printf("my pid is %d\n", mypid);
|
|
|
|
Syslog(' ', " ");
|
|
Syslog(' ', "MBTASK v%s", VERSION);
|
|
|
|
if (nodaemon)
|
|
Syslog('+', "Starting in no-daemon mode");
|
|
|
|
snprintf(tcfgfn, PATH_MAX, "%s/etc/task.data", getenv("MBSE_ROOT"));
|
|
load_taskcfg();
|
|
|
|
status_init();
|
|
|
|
memset(&task, 0, sizeof(task));
|
|
memset(®info, 0, sizeof(reginfo));
|
|
memset(&calllist, 0, sizeof(calllist));
|
|
snprintf(spath, PATH_MAX, "%s/tmp/mbtask", getenv("MBSE_ROOT"));
|
|
snprintf(ttyfn, PATH_MAX, "%s/etc/ttyinfo.data", getenv("MBSE_ROOT"));
|
|
initnl();
|
|
load_ports();
|
|
check_ports();
|
|
chat_init();
|
|
|
|
/*
|
|
* Now that init is complete and this program is locked, it is
|
|
* safe to remove a stale socket if it is there after a crash.
|
|
*/
|
|
if (!file_exist(spath, R_OK))
|
|
unlink(spath);
|
|
|
|
if (nodaemon) {
|
|
/*
|
|
* For debugging, run in foreground mode
|
|
*/
|
|
mypid = getpid();
|
|
printf("init complete, starting scheduler ...\n");
|
|
start_scheduler();
|
|
} else {
|
|
/*
|
|
* Server initialization is complete. Now we can fork the
|
|
* daemon and return to the user. We need to do a setpgrp
|
|
* so that the daemon will no longer be assosiated with the
|
|
* users control terminal. This is done before the fork, so
|
|
* that the child will not be a process group leader. Otherwise,
|
|
* if the child were to open a terminal, it would become
|
|
* associated with that terminal as its control terminal.
|
|
*/
|
|
if ((pgrp = setpgid(0, 0)) == -1) {
|
|
Syslog('?', "$setpgid failed");
|
|
die(MBERR_INIT_ERROR);
|
|
}
|
|
|
|
frk = fork();
|
|
switch (frk) {
|
|
case -1:
|
|
Syslog('?', "$Unable to fork daemon");
|
|
die(MBERR_INIT_ERROR);
|
|
case 0:
|
|
/*
|
|
* Starting the deamon child process here.
|
|
*/
|
|
fclose(stdin);
|
|
if (open("/dev/null", O_RDONLY) != 0) {
|
|
Syslog('?', "$Reopen of stdin to /dev/null failed");
|
|
_exit(MBERR_EXEC_FAILED);
|
|
}
|
|
fclose(stdout);
|
|
if (open("/dev/null", O_WRONLY | O_APPEND | O_CREAT,0600) != 1) {
|
|
Syslog('?', "$Reopen of stdout to /dev/null failed");
|
|
_exit(MBERR_EXEC_FAILED);
|
|
}
|
|
fclose(stderr);
|
|
if (open("/dev/null", O_WRONLY | O_APPEND | O_CREAT,0600) != 2) {
|
|
Syslog('?', "$Reopen of stderr to /dev/null failed");
|
|
_exit(MBERR_EXEC_FAILED);
|
|
}
|
|
mypid = getpid();
|
|
start_scheduler();
|
|
/* Not reached */
|
|
default:
|
|
/*
|
|
* Here we detach this process and let the child
|
|
* run the deamon process. Put the child's pid
|
|
* in the lockfile before leaving.
|
|
*/
|
|
lockfile = calloc(PATH_MAX, sizeof(char));
|
|
snprintf(lockfile, PATH_MAX, "%s/var/run/mbtask", pw->pw_dir);
|
|
if ((fp = fopen(lockfile, "w"))) {
|
|
fprintf(fp, "%10u\n", frk);
|
|
fclose(fp);
|
|
}
|
|
free(lockfile);
|
|
Syslog('+', "Starting daemon with pid %d", frk);
|
|
pthread_exit(NULL);
|
|
exit(MBERR_OK);
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Not reached
|
|
*/
|
|
return 0;
|
|
}
|
|
|
|
|
|
|