486 lines
11 KiB
C
486 lines
11 KiB
C
/*****************************************************************************
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*
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* $Id$
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* Purpose ...............: Keep track of server status
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*
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*****************************************************************************
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* Copyright (C) 1997-2005
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*
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* Michiel Broek FIDO: 2:280/2802
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* Beekmansbos 10
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* 1971 BV IJmuiden
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* the Netherlands
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*
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* This file is part of MBSE BBS.
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*
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* This BBS is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2, or (at your option) any
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* later version.
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*
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* MB BBS is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with MB BBS; see the file COPYING. If not, write to the Free
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* Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/mbselib.h"
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#include "taskstat.h"
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#include "callstat.h"
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#include "outstat.h"
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#include "taskibc.h"
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#include "taskutil.h"
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/*
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* Semafores
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*/
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int s_scanout = FALSE;
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int s_mailout = FALSE;
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int s_mailin = FALSE;
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int s_reqindex = FALSE;
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int s_index = FALSE;
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int s_msglink = FALSE;
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int s_newnews = FALSE;
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int s_bbsopen = FALSE;
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int s_do_inet = FALSE;
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int tosswait = TOSSWAIT_TIME;
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extern int UPSalarm;
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extern int UPSdown;
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extern int ptimer;
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extern int rescan;
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extern struct taskrec TCFG;
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extern int internet;
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extern int ZMH;
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typedef struct {
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long tot_clt; /* Total client connects */
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long peak_clt; /* Peak simultaneous tot_cltes */
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long s_error; /* Syntax errors from clients */
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long c_error; /* Comms errors from clients */
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} cl_stat;
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typedef struct {
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time_t start; /* Start date/time */
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time_t laststart; /* Last start date/time */
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time_t daily; /* Last daily update */
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long startups; /* Total starts */
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long clients; /* Connected clients */
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cl_stat total; /* Total statistics */
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cl_stat today; /* Todays statistics */
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unsigned open : 1; /* Is BBS open */
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unsigned long sequence; /* Sequencer counter */
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} status_r;
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static char stat_fn[PATH_MAX]; /* Statusfile name */
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static status_r status; /* Status data */
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extern double Load; /* System Load */
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extern int Processing; /* Is system running */
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extern srv_list *servers; /* Connected servers */
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extern usr_list *users; /* Connected users */
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extern chn_list *channels; /* Connected channels */
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/************************************************************************
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*
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* Initialize the statusfile, create it if necesary.
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*/
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void status_init()
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{
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size_t cnt;
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int stat_fd;
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sprintf(stat_fn, "%s/var/status.mbsed", getenv("MBSE_ROOT"));
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/*
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* First check if this is the very first time we start the show.
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* If so, we generate an empty status file with only the start
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* date in it.
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*/
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stat_fd = open(stat_fn, O_RDWR);
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if (stat_fd == -1) {
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memset((char *)&status, 0, sizeof(status_r));
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status.start = time(NULL);
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status.daily = time(NULL);
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status.sequence = (unsigned long)time(NULL);
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stat_fd = open(stat_fn, O_CREAT | O_RDWR, S_IRUSR | S_IWUSR);
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cnt = write(stat_fd, &status, sizeof(status_r));
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Syslog('+', "New statusfile created");
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lseek(stat_fd, 0, SEEK_SET);
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}
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cnt = read(stat_fd, &status, sizeof(status_r));
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if (cnt != sizeof(status_r)) {
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printf("Error reading status file\n");
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exit(MBERR_INIT_ERROR);
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}
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status.startups++;
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status.laststart = time(NULL);
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status.clients = 1; /* We are a client ourself */
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s_bbsopen = status.open;
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lseek(stat_fd, 0, SEEK_SET);
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cnt = write(stat_fd, &status, sizeof(status_r));
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if (cnt != sizeof(status_r)) {
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Syslog('?', "$Error rewrite status file\n");
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exit(MBERR_INIT_ERROR);
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}
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close(stat_fd);
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}
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/*
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* Writeback the updated status record.
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*/
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void status_write(void);
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void status_write(void)
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{
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int d, stat_fd, yday;
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struct tm ttm;
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time_t temp;
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#if defined(__OpenBSD)
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temp = time(NULL);
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localtime_r(&temp, &ttm);
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yday = ttm.tm_yday;
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temp = status.daily;
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localtime_r(&temp, &ttm);
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#else
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temp = time(NULL);
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ttm = *localtime(&temp);
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yday = ttm.tm_yday;
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temp = status.daily; // On a Sparc, first put the time in temp, then pass it to locattime.
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ttm = *localtime(&temp);
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#endif
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/*
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* If we passed to the next day, zero the today counters
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*/
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if (yday != ttm.tm_yday) {
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Syslog('+', "Last days statistics:");
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Syslog('+', "Total clients : %lu", status.today.tot_clt);
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Syslog('+', "Peak clients : %lu", status.today.peak_clt);
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Syslog('+', "Syntax errors : %lu", status.today.s_error);
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Syslog('+', "Comms errors : %lu", status.today.c_error);
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memset((char *)&status.today, 0, sizeof(cl_stat));
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status.daily = time(NULL);
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Syslog('+', "Zeroed todays status counters");
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}
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if ((stat_fd = open(stat_fn, O_RDWR)) == -1) {
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Syslog('?', "$Error open statusfile %s", stat_fn);
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return;
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}
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if ((d = lseek(stat_fd, 0, SEEK_SET)) != 0) {
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Syslog('?', "$Error seeking in statusfile");
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return;
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}
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d = write(stat_fd, &status, sizeof(status_r));
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if (d != sizeof(status_r))
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Syslog('?', "$Error writing statusfile, only %d bytes", d);
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/*
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* CLose the statusfile
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*/
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if (close(stat_fd) != 0)
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Syslog('?', "$Error closing statusfile");
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}
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/*************************************************************************
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*
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* Various actions on the statusfile.
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*/
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/*
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* Check for Zone Mail Hour, return TRUE if it is.
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*/
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int get_zmh()
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{
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struct tm l_date;
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char sstime[6];
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time_t Now;
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Now = time(NULL);
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#if defined(__OpenBSD__)
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gmtime_r(&Now, &l_date);
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#else
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l_date = *gmtime(&Now);
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#endif
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sprintf(sstime, "%02d:%02d", l_date.tm_hour, l_date.tm_min);
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if ((strncmp(sstime, TCFG.zmh_start, 5) >= 0) && (strncmp(sstime, TCFG.zmh_end, 5) < 0)) {
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if (!ZMH) {
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CreateSema((char *)"zmh");
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Syslog('!', "Start of Zone Mail Hour");
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ZMH = TRUE;
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}
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} else {
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if (ZMH) {
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RemoveSema((char *)"zmh");
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Syslog('!', "End of Zone Mail Hour");
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ZMH = FALSE;
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}
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}
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return ZMH;
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}
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void stat_inc_clients()
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{
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status.clients++;
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status.total.tot_clt++;
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status.today.tot_clt++;
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if (status.clients >= status.total.peak_clt)
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status.total.peak_clt = status.clients;
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if (status.clients >= status.today.peak_clt)
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status.today.peak_clt = status.clients;
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status_write();
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}
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void stat_dec_clients()
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{
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status.clients--;
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status_write();
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}
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void stat_set_open(int op)
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{
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if (op) {
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if (!s_bbsopen) {
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Syslog('!', "The bbs is open");
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sem_set((char *)"scanout", TRUE);
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}
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} else {
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if (s_bbsopen) {
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Syslog('!', "The bbs is closed");
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}
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}
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s_bbsopen = status.open = op;
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status_write();
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}
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void stat_inc_serr()
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{
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status.total.s_error++;
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status.today.s_error++;
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status_write();
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}
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void stat_inc_cerr()
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{
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status.total.c_error++;
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status.today.c_error++;
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status_write();
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}
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char *stat_status()
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{
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static char buf[160];
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int srvcnt = 0, chncnt = 0, usrcnt = 0;
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srv_list *tmps;
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chn_list *tmpc;
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usr_list *tmpu;
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buf[0] = '\0';
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for (tmps = servers; tmps; tmps = tmps->next)
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srvcnt++;
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for (tmpc = channels; tmpc; tmpc = tmpc->next)
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chncnt++;
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for (tmpu = users; tmpu; tmpu = tmpu->next)
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usrcnt++;
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sprintf(buf, "100:23,%ld,%ld,%ld,%ld,%ld,%ld,%ld,%ld,%ld,%ld,%ld,%ld,%ld,%d,%d,%d,%d,%d,%2.2f,%lu,%d,%d,%d;",
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(long)status.start, (long)status.laststart, (long)status.daily,
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status.startups, status.clients,
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status.total.tot_clt, status.total.peak_clt,
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status.total.s_error, status.total.c_error,
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status.today.tot_clt, status.today.peak_clt,
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status.today.s_error, status.today.c_error,
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status.open, get_zmh(), internet, s_do_inet, Processing, Load, status.sequence,
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srvcnt, chncnt, usrcnt);
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return buf;
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}
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/*
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* Return open status:
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* 0 = open.
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* 1 = closed.
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* 2 = Zone Mail Hour.
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*/
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int stat_bbs_stat()
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{
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if (!status.open)
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return 1;
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if (get_zmh())
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return 2;
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return 0;
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}
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/*
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* Get next sequence number
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*/
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char *getseq(void)
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{
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static char buf[80];
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buf[0] = '\0';
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status.sequence++;
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status_write();
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sprintf(buf, "100:1,%lu;", status.sequence);
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return buf;
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}
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unsigned long gettoken(void)
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{
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status.sequence++;
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status_write();
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return status.sequence;
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}
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int sem_set(char *sem, int value)
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{
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if (!strcmp(sem, "scanout")) {
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s_scanout = value;
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if (value)
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rescan = TRUE;
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} else if (!strcmp(sem, "mailout")) {
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s_mailout = value;
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} else if (!strcmp(sem, "mailin")) {
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s_mailin = value;
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if (value)
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tosswait = TOSSWAIT_TIME;
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} else if (!strcmp(sem, "mbindex")) {
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s_index = value;
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} else if (!strcmp(sem, "newnews")) {
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s_newnews = value;
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} else if (!strcmp(sem, "msglink")) {
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s_msglink = value;
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} else if (!strcmp(sem, "reqindex")) {
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s_reqindex = value;
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} else if (!strcmp(sem, "do_inet")) {
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s_do_inet = value;
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} else {
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return FALSE;
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}
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ptimer = PAUSETIME;
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return TRUE;
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}
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char *sem_status(char *data)
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{
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char *cnt, *sem;
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static char buf[40];
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int value;
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buf[0] = '\0';
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sprintf(buf, "200:1,16;");
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cnt = strtok(data, ",");
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sem = strtok(NULL, ";");
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if (!strcmp(sem, "scanout")) {
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value = s_scanout;
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} else if (!strcmp(sem, "mailout")) {
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value = s_mailout;
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} else if (!strcmp(sem, "mailin")) {
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value = s_mailin;
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} else if (!strcmp(sem, "mbindex")) {
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value = s_index;
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} else if (!strcmp(sem, "newnews")) {
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value = s_newnews;
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} else if (!strcmp(sem, "msglink")) {
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value = s_msglink;
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} else if (!strcmp(sem, "reqindex")) {
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value = s_reqindex;
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} else if (!strcmp(sem, "upsalarm")) {
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value = UPSalarm;
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} else if (!strcmp(sem, "upsdown")) {
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value = UPSdown;
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} else if (!strcmp(sem, "do_inet")) {
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value = s_do_inet;
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} else {
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Syslog('s', "sem_status(%s) buf=%s", sem, buf);
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return buf;
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}
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sprintf(buf, "100:1,%s;", value ? "1":"0");
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return buf;
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}
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char *sem_create(char *data)
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{
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static char buf[40];
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char *cnt, *sem;
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cnt = strtok(data, ",");
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sem = strtok(NULL, ";");
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buf[0] = '\0';
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sprintf(buf, "200:1,16;");
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if (sem_set(sem, TRUE))
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sprintf(buf, "100:0;");
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return buf;
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}
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char *sem_remove(char *data)
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{
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static char buf[40];
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char *cnt, *sem;
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cnt = strtok(data, ",");
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sem = strtok(NULL, ";");
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buf[0] = '\0';
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sprintf(buf, "200:1,16;");
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if (sem_set(sem, FALSE))
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sprintf(buf, "100:0;");
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return buf;
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}
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