243 lines
6.7 KiB
C
243 lines
6.7 KiB
C
/*****************************************************************************
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*
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* $Id: scanout.c,v 1.13 2007/09/24 18:44:42 mbse Exp $
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* Purpose ...............: Outbound scanning
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*
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*****************************************************************************
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* Copyright (C) 1997-2007
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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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* MBSE 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 MBSE 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 "taskutil.h"
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#include "scanout.h"
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#ifndef PATH_MAX
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#define PATH_MAX 512
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#endif
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static faddr addr = {
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NULL,
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0,0,0,0,
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NULL
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};
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extern struct sysconfig CFG;
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extern struct _fidonet fidonet;
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static int scan_dir(int (*)(faddr*, char, int, char *), char *, int);
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static int scan_dir(int (*fn)(faddr *, char, int, char *), char *dname, int ispoint)
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{
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char *fname, flavor = '?';
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DIR *dp = NULL;
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struct dirent *de;
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int rc = 0, isflo, fage;
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time_t t_start;
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unsigned short t_net, t_node, t_point;
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t_start = time(NULL);
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fname = calloc(PATH_MAX, sizeof(char));
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if ((dp = opendir(dname)) == NULL) {
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Syslog('-', "Creating directory %s", dname);
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/*
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* Create a fake filename, mkdirs() likes that.
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*/
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snprintf(fname, PATH_MAX, "%s/foo", dname);
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(void)mkdirs(fname, 0770);
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if ((dp = opendir(dname)) == NULL) {
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Syslog('o' ,"\"%s\" cannot be opened, proceed",MBSE_SS(dname));
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free(fname);
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return 0;
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}
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}
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while ((de=readdir(dp))) {
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if ((strlen(de->d_name) == 12) && (de->d_name[8] == '.') && (strspn(de->d_name,"0123456789abcdefABCDEF") == 8)) {
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addr.point= 0;
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strncpy(fname,dname,PATH_MAX-2);
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strcat(fname,"/");
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strncat(fname,de->d_name,PATH_MAX-strlen(fname)-2);
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if ((strcasecmp(de->d_name+9,"pnt") == 0) && !ispoint) {
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sscanf(de->d_name,"%04hx%04hx",&t_net,&t_node);
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addr.net = t_net;
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addr.node = t_node;
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if ((rc = scan_dir(fn, fname, 1)))
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goto exout;
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} else if ((strcasecmp(de->d_name+8,".out") == 0) ||
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(strcasecmp(de->d_name+8,".cut") == 0) ||
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(strcasecmp(de->d_name+8,".hut") == 0) ||
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(strcasecmp(de->d_name+8,".iut") == 0) ||
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(strcasecmp(de->d_name+8,".dut") == 0) ||
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(strcasecmp(de->d_name+8,".opk") == 0) ||
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(strcasecmp(de->d_name+8,".cpk") == 0) ||
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(strcasecmp(de->d_name+8,".hpk") == 0) ||
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(strcasecmp(de->d_name+8,".ipk") == 0) ||
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(strcasecmp(de->d_name+8,".flo") == 0) ||
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(strcasecmp(de->d_name+8,".clo") == 0) ||
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(strcasecmp(de->d_name+8,".hlo") == 0) ||
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(strcasecmp(de->d_name+8,".ilo") == 0) ||
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(strcasecmp(de->d_name+8,".dlo") == 0) ||
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(strcasecmp(de->d_name+8,".req") == 0) ||
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(strcasecmp(de->d_name+8,".pol") == 0)) {
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if (ispoint) {
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sscanf(de->d_name,"%08hx", &t_point);
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addr.point = t_point;
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} else {
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sscanf(de->d_name,"%04hx%04hx", &t_net,&t_node);
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addr.net = t_net;
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addr.node = t_node;
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}
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flavor = tolower(de->d_name[9]);
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if (flavor == 'f')
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flavor='o';
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if (flavor == 'i')
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flavor='d';
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if (strcasecmp(de->d_name+10,"ut") == 0)
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isflo=OUT_PKT;
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else if (strcasecmp(de->d_name+10,"pk") == 0)
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isflo=OUT_DIR;
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else if (strcasecmp(de->d_name+10,"lo") == 0)
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isflo=OUT_FLO;
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else if (strcasecmp(de->d_name+9,"req") == 0)
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isflo=OUT_REQ;
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else if (strcasecmp(de->d_name+9,"pol") == 0)
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isflo=OUT_POL;
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else
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isflo=-1;
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if ((rc=fn(&addr,flavor,isflo,fname)))
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goto exout;
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} else if ((strncasecmp(de->d_name+9,"su",2) == 0) ||
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(strncasecmp(de->d_name+9,"mo",2) == 0) ||
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(strncasecmp(de->d_name+9,"tu",2) == 0) ||
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(strncasecmp(de->d_name+9,"we",2) == 0) ||
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(strncasecmp(de->d_name+9,"th",2) == 0) ||
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(strncasecmp(de->d_name+9,"fr",2) == 0) ||
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(strncasecmp(de->d_name+9,"sa",2) == 0)) {
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isflo = OUT_ARC;
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if ((rc = fn(&addr, flavor, isflo, fname)))
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goto exout;
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snprintf(fname, PATH_MAX, "%s/%s", dname, de->d_name);
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fage = (int)((t_start - file_time(fname)) / 86400);
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if (file_size(fname) == 0) {
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/*
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* Remove truncated ARCmail that has a day extension
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* other then the current day or if the file is older
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* then 6 days.
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*/
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if ((strncasecmp(de->d_name+9, dayname(), 2)) || (fage > 6)) {
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if (unlink(fname) == 0)
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Syslog('-', "Removed truncated ARCmail file %s", fname);
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}
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}
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if (CFG.toss_days && (fage > CFG.toss_days)) {
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/*
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* Remove ARCmail that is on hold too long.
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*/
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if (unlink(fname) == 0)
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Syslog('+', "Removed ARCmail %s, %d days", fname, fage);
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}
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}
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}
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}
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exout:
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closedir(dp);
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free(fname);
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return rc;
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}
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int scanout(int (*fn)(faddr *, char, int, char *))
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{
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int i, j, rc = 0;
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unsigned short zone = 0;
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char fext[5], *p = NULL, *q = NULL;
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DIR *dp;
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if ((dp = opendir(CFG.outbound)) == NULL) {
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Syslog('?', "$Can't open outbound directory \"%s\" for reading", MBSE_SS(CFG.outbound));
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return 1;
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}
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closedir(dp);
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/*
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* Build outbound directory names with zone numbers.
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*/
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for (i = 0; i < 40; i++) {
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if ((CFG.aka[i].zone) && (CFG.aka[i].zone != zone)) {
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zone = CFG.aka[i].zone;
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if (SearchFidonet(zone)) {
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for (j = 0; j < 6; j++) {
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/*
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* Create outbound directory name for the primary aka of that zone.
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*/
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p = xstrcpy(CFG.outbound);
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if (zone != CFG.aka[0].zone) {
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if ((q = strrchr(p, '/')))
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*q = '\0';
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p = xstrcat(p, (char *)"/");
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p = xstrcat(p, fidonet.domain);
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}
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/*
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* Not primary zones in the domain get a directory extension.
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*/
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if (fidonet.zone[j]) {
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if (j) {
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snprintf(fext, 5, ".%03x", fidonet.zone[j]);
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p = xstrcat(p, fext);
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}
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addr.zone = fidonet.zone[j];
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addr.domain = fidonet.domain;
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if ((rc = scan_dir(fn, p, 0))) {
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if (p)
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free(p);
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p = NULL;
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return rc;
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}
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}
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if (p)
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free(p);
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p = NULL;
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}
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}
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}
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}
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return rc;
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}
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