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054c2cbd64
deb-mbse/mbfido/mbfido.c
Ken Bowley 40420d900a Initial revision
2001-08-17 05:46:24 +00:00

664 lines
16 KiB
C
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/*****************************************************************************
*
* File ..................: mbfido/mbfido.c
* Purpose ...............: Process Fidonet style mail and files.
* Last modification date : 10-Jul-2001
*
*****************************************************************************
* Copyright (C) 1997-2001
*
* 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 "../lib/libs.h"
#include "../lib/mbse.h"
#include "../lib/structs.h"
#include "../lib/records.h"
#include "../lib/common.h"
#include "../lib/clcomm.h"
#include "../lib/dbdupe.h"
#include "../lib/dbcfg.h"
#include "../lib/dbnode.h"
#include "../lib/dbmsgs.h"
#include "../lib/dbuser.h"
#include "../lib/dbftn.h"
#include "../lib/dbtic.h"
#include "../lib/msg.h"
#include "flock.h"
#include "tosspkt.h"
#include "pack.h"
#include "ulock.h"
#include "tic.h"
#include "fsort.h"
#include "scan.h"
#include "mbfido.h"
#include "tracker.h"
#include "notify.h"
#include "rollover.h"
#include "hatch.h"
#include "scannews.h"
#include "maketags.h"
#include "makestat.h"
#include "newspost.h"
#include "rnews.h"
#include "backalias.h"
#define UNPACK_FACTOR 300
int do_toss = FALSE; /* Toss flag */
int do_scan = FALSE; /* Scan flag */
int do_tic = FALSE; /* Process .tic files */
int do_notify = FALSE; /* Create notify messages */
int do_roll = FALSE; /* Rollover only */
int do_full = FALSE; /* Full mailscan */
int do_tags = FALSE; /* Create taglists */
int do_stat = FALSE; /* Create statistic HTML pages */
int do_test = FALSE; /* Test routing */
int do_news = FALSE; /* Process NNTP news */
int do_uucp = FALSE; /* Process UUCP newsbatch */
int do_unsec = FALSE; /* Unsecure tossing */
int do_learn = FALSE; /* News articles learnmode */
int check_crc = TRUE; /* Check .tic crc values */
int check_dupe = TRUE; /* Check duplicates */
int autocrea = FALSE; /* Autocreate new msg areas */
extern int do_quiet; /* Quiet flag */
extern int e_pid; /* Pid of child process */
extern int show_log; /* Show logging on screen */
int do_unprot = FALSE; /* Unprotected inbound flag */
time_t t_start; /* Start time */
time_t t_end; /* End time */
int packets = 0; /* Tossed packets */
int packets_ok = 0; /* Tossed packets Ok. */
char *envptr = NULL;
extern int net_in, net_imp, net_out, net_bad;
extern int echo_in, echo_imp, echo_out, echo_bad, echo_dupe;
extern int email_in, email_imp, email_out, email_bad;
extern int news_in, news_imp, news_out, news_bad, news_dupe;
extern int tic_in, tic_imp, tic_out, tic_bad, tic_dup;
extern int Magics, Hatched;
extern int notify, filemgr, areamgr;
/*
* If we don't know what to type
*/
void Help(void)
{
do_quiet = FALSE;
ProgName();
colour(11, 0);
printf("\nUsage: mbfido [command(s)] <options>\n\n");
colour(9, 0);
printf(" Commands are:\n\n");
colour(3, 0);
printf(" ne news Scan for new news\n");
printf(" no notify <nodes> Send notify messages\n");
printf(" r roll Rollover statistic counters\n");
printf(" s scan Scan outgoing Fido mail\n");
printf(" ta tag Create taglists\n");
printf(" te test Do some testing\n");
printf(" ti tic Process .tic files\n");
printf(" to toss Toss incoming Fido mail\n");
printf(" u uucp Process UUCP batchfile\n");
printf(" w web Create WWW statistics\n\n");
colour(9, 0);
printf(" Options are:\n\n");
colour(3, 0);
printf(" -a -auto Autocreate new msg areas\n");
printf(" -f -full Full Mailscan\n");
printf(" -l -learn Learn News dupes\n");
printf(" -noc -nocrc Skip CRC checking\n");
printf(" -nod -nodupe Skip dupe checking\n");
printf(" -q -quiet Quiet mode\n");
printf(" -uns -unsecure Toss unsecure\n");
printf(" -unp -unprotect Toss unprotected inbound\n");
colour(7, 0);
ExitClient(0);
}
/*
* Header, only if not quiet.
*/
void ProgName(void)
{
if (do_quiet)
return;
colour(15, 0);
printf("\nMBFIDO: MBSE BBS %s - Fidonet File and Mail processor\n", VERSION);
colour(14, 0);
printf(" %s\n", Copyright);
}
void die(int onsig)
{
/*
* First check if there is a child running, if so, kill it.
*/
if (e_pid) {
if ((kill(e_pid, SIGTERM)) == 0)
Syslog('+', "SIGTERM to pid %d succeeded", e_pid);
else {
if ((kill(e_pid, SIGKILL)) == 0)
Syslog('+', "SIGKILL to pid %d succeeded", e_pid);
else
WriteError("Failed to kill pid %d", e_pid);
}
/*
* In case the child had the tty in raw mode, reset the tty.
*/
system("stty sane");
}
CloseDupes();
/*
* Check for locked and open message base.
*/
if (MsgBase.Locked)
Msg_UnLock();
if (MsgBase.Open)
Msg_Close();
signal(onsig, SIG_IGN);
if (!do_quiet) {
show_log = TRUE;
colour(3, 0);
}
if (onsig) {
if (onsig <= NSIG)
WriteError("Terminated on signal %d (%s)", onsig, SigName[onsig]);
else
WriteError("Terminated with error %d", onsig);
}
if (echo_imp + net_imp + net_out + echo_out)
CreateSema((char *)"msglink");
if (echo_out + net_out + tic_out)
CreateSema((char *)"scanout");
if (tic_imp)
CreateSema((char *)"reqindex");
if (net_in + net_imp + net_out + net_bad)
Syslog('+', "Netmail [%4d] import [%4d] out [%4d] bad [%4d]",
net_in, net_imp, net_out, net_bad);
if (email_in + email_imp + email_out + email_bad)
Syslog('+', "Email [%4d] import [%4d] out [%4d] bad [%4d]",
email_in, email_imp, email_out, email_bad);
if (echo_in + echo_imp + echo_out + echo_bad + echo_dupe)
Syslog('+', "Echomail [%4d] import [%4d] out [%4d] bad [%4d] dupe [%4d]",
echo_in, echo_imp, echo_out, echo_bad, echo_dupe);
if (news_in + news_imp + news_out + news_bad + news_dupe)
Syslog('+', "News [%4d] import [%4d] out [%4d] bad [%4d] dupe [%4d]",
news_in, news_imp, news_out, news_bad, news_dupe);
if (tic_in + tic_imp + tic_out + tic_bad + tic_dup)
Syslog('+', "TICfiles [%4d] import [%4d] out [%4d] bad [%4d] dupe [%4d]",
tic_in, tic_imp, tic_out, tic_bad, tic_dup);
if (Magics + Hatched)
Syslog('+', " Magics [%4d] hatch [%4d]", Magics, Hatched);
if (notify + areamgr + filemgr)
Syslog('+', "Notify msgs [%4d] AreaMgr [%4d] FileMgr [%4d]", notify, areamgr, filemgr);
time(&t_end);
Syslog(' ', "MBFIDO finished in %s", t_elapsed(t_start, t_end));
ulockunpack();
if (!do_quiet)
colour(7, 0);
ExitClient(onsig);
}
int main(int argc, char **argv)
{
int i, Loop;
char *p, *cmd, Options[81];
struct passwd *pw;
struct tm *t;
#ifdef MEMWATCH
mwInit();
#endif
/*
* The next trick is to supply a fake environment variable
* MBSE_ROOT in case we are started from UUCP.
* this will setup the variable so InitConfig() will work.
* The /etc/passwd must point to the correct homedirectory.
*/
if (getenv("MBSE_ROOT") == NULL) {
pw = getpwuid(getuid());
if (strcmp(pw->pw_name, "mbse")) {
/*
* We are not running as user mbse.
*/
pw = getpwnam("mbse");
if (setuid(pw->pw_uid)) {
printf("Fatal error: can't set uid to user mbse\n");
}
}
envptr = xstrcpy((char *)"MBSE_ROOT=");
envptr = xstrcat(envptr, pw->pw_dir);
putenv(envptr);
}
InitConfig();
memset(&Options, 0, sizeof(Options));
/*
* Initialize global variables, data records.
*/
InitNode();
InitMsgs();
InitTic();
InitUser();
InitFidonet();
TermInit(1);
time(&t_start);
t = localtime(&t_start);
Diw = t->tm_wday;
Miy = t->tm_mon;
umask(002);
/*
* Catch all the signals we can, and ignore the rest.
*/
for(i = 0; i < NSIG; i++) {
if ((i == SIGINT) || (i == SIGBUS) || (i == SIGILL) ||
(i == SIGSEGV) || (i == SIGTERM) || (i == SIGKILL))
signal(i, (void (*))die);
else
signal(i, SIG_IGN);
}
if ((p = strrchr(argv[0], '/')))
p++;
else
p = argv[0];
if (!strcmp(p, "mbnews")) {
do_quiet = TRUE;
do_uucp = TRUE;
cmd = xstrcpy((char *)"Cmd: mbnews");
} else {
if (argc < 2)
Help();
cmd = xstrcpy((char *)"Cmd: mbfido");
}
for (i = 1; i < argc; i++) {
cmd = xstrcat(cmd, (char *)" ");
cmd = xstrcat(cmd, tl(argv[i]));
if (strncmp(tl(argv[i]), "ne", 2) == 0)
do_news = TRUE;
if (strncmp(tl(argv[i]), "no", 2) == 0) {
do_notify = TRUE;
if (((i + 1) < argc) &&
((strchr(argv[i + 1], ':') != NULL) ||
(atoi(argv[i + 1])) ||
(strncmp(argv[i + 1], "*", 1) == 0))) {
sprintf(Options, "%s", argv[i + 1]);
i++;
}
}
if (strncmp(tl(argv[i]), "r", 1) == 0)
do_roll = TRUE;
if (strncmp(tl(argv[i]), "s", 1) == 0)
do_scan = TRUE;
if (strncmp(tl(argv[i]), "ta", 2) == 0)
do_tags = TRUE;
if (strncmp(tl(argv[i]), "ti", 2) == 0)
do_tic = TRUE;
if (strncmp(tl(argv[i]), "te", 2) == 0)
do_test = TRUE;
if (strncmp(tl(argv[i]), "to", 2) == 0)
do_toss = TRUE;
if (strncmp(tl(argv[i]), "u", 1) == 0)
do_uucp = TRUE;
if (strncmp(tl(argv[i]), "w", 1) == 0)
do_stat = TRUE;
if (strncmp(tl(argv[i]), "-a", 2) == 0)
autocrea = TRUE;
if (strncmp(tl(argv[i]), "-f", 2) == 0)
do_full = TRUE;
if (strncmp(tl(argv[i]), "-l", 2) == 0)
do_learn = TRUE;
if (strncmp(tl(argv[i]), "-noc", 4) == 0)
check_crc = FALSE;
if (strncmp(tl(argv[i]), "-nod", 4) == 0)
check_dupe = FALSE;
if (strncmp(tl(argv[i]), "-q", 2) == 0)
do_quiet = TRUE;
if (strncmp(tl(argv[i]), "-unp", 4) == 0)
do_unprot = TRUE;
if (strncmp(tl(argv[i]), "-uns", 4) == 0)
do_unsec = TRUE;
}
ProgName();
pw = getpwuid(getuid());
InitClient(pw->pw_name, (char *)"mbfido", CFG.location, CFG.logfile, CFG.util_loglevel, CFG.error_log);
Syslog(' ', " ");
Syslog(' ', "MBFIDO v%s", VERSION);
Syslog(' ', cmd);
free(cmd);
InitDupes();
if (!diskfree(CFG.freespace))
die(101);
if (lockunpack())
die(0);
if (initnl())
die(101);
Rollover();
if (!do_quiet)
printf("\n");
/*
* Read alias file
*/
cmd = calloc(PATH_MAX, sizeof(char));
sprintf(cmd, "%s/etc/aliases", getenv("MBSE_ROOT"));
if ((do_news || do_scan || do_toss) && file_exist(cmd, R_OK) == 0)
readalias(cmd);
free(cmd);
if (do_notify)
if (Notify(Options))
packmail();
if (do_tic) {
if (IsSema((char *)"mailin"))
RemoveSema((char *)"mailin");
/*
* Hatch new files and process .tic files
* until nothing left to do.
*/
if (!diskfree(CFG.freespace))
die(101);
Loop = TRUE;
do {
Hatch();
switch (Tic()) {
case -1: die(0);
break;
case 0: Loop = FALSE;
break;
default: break;
}
} while (Loop);
}
if (do_news) {
ScanNews();
if (IsSema((char *)"newnews"))
RemoveSema((char *)"newnews");
}
if (do_scan)
ScanMail(do_full);
if (do_toss) {
if (IsSema((char *)"mailin"))
RemoveSema((char *)"mailin");
if (TossMail() == FALSE)
die(0);
}
if (!do_uucp)
newspost();
if (do_test)
TestTracker();
if (do_tags)
MakeTags();
if (do_stat)
MakeStat();
if (do_uucp)
NewsUUCP(FALSE);
die(0);
return 0;
}
/*
* Toss Fidonet mail
*/
int TossMail(void)
{
char *inbound, *fname;
DIR *dp;
struct dirent *de;
struct stat sbuf;
int files = 0, files_ok = 0;
int rc = 0, maxrc = 0;
fd_list *fdl = NULL;
if (do_unprot)
inbound = xstrcpy(CFG.inbound);
else
inbound = xstrcpy(CFG.pinbound);
Syslog('+', "Pass: toss netmail (%s)", inbound);
if (chdir(inbound) == -1) {
WriteError("$Can't chdir(%s)", inbound);
die(0);
}
/*
* First toss any netmail packets.
*/
maxrc = rc = TossPkts();
chdir(inbound);
/*
* Scan the directory for ARCmail archives. The archive extension
* numbering doesn't matter, as long as there is something, so
* all kind of ARCmail naming schemes are recognized.
*/
if ((dp = opendir(inbound)) == NULL) {
WriteError("$Can't opendir(%s)", inbound);
die(0);
}
Syslog('+', "Pass: toss ARCmail (%s)", inbound);
/*
* Add all ARCmail filenames to the memory array.
*/
sync();
while ((de=readdir(dp)))
if ((strlen(de->d_name) == 12) &&
((strncasecmp(de->d_name+8,".su",3) == 0) ||
(strncasecmp(de->d_name+8,".mo",3) == 0) ||
(strncasecmp(de->d_name+8,".tu",3) == 0) ||
(strncasecmp(de->d_name+8,".we",3) == 0) ||
(strncasecmp(de->d_name+8,".th",3) == 0) ||
(strncasecmp(de->d_name+8,".fr",3) == 0) ||
(strncasecmp(de->d_name+8,".sa",3) == 0))) {
stat(de->d_name, &sbuf);
fill_fdlist(&fdl, de->d_name, sbuf.st_mtime);
}
closedir(dp);
sort_fdlist(&fdl);
/*
* Now process the archives, the oldest first.
*/
while ((fname = pull_fdlist(&fdl)) != NULL) {
files++;
IsDoing("Unpack arcmail");
if (IsSema((char *)"upsalarm")) {
Syslog('+', "Detected upsalarm semafore, aborting toss");
break;
}
if (!diskfree(CFG.freespace)) {
rc = 101;
break;
}
if (checkspace(inbound, fname, UNPACK_FACTOR))
if ((rc = unpack(fname)) == 0) {
files_ok++;
sync();
rc = TossPkts();
chdir(inbound);
} else
WriteError("Error unpacking file %s", fname);
else
Syslog('!', "Insufficient space to unpack file %s", fname);
if (rc > maxrc)
maxrc = rc;
}
free(inbound);
if ((files || packets) &&
((files_ok != files) || (packets_ok != packets)))
Syslog('!', "Processed %d of %d files, %d of %d packets, rc=%d",
files_ok, files, packets_ok, packets, maxrc);
return TRUE;
}
/*
* Toss all packets currently in the inbound. Tossing is sorted by
* age of the files.
*/
int TossPkts(void)
{
char *inbound = NULL, *fname;
DIR *dp;
struct dirent *de;
struct stat sbuf;
int rc = 0, maxrc = 0;
fd_list *fdl = NULL;
IsDoing("Tossing mail");
if (do_unprot)
inbound = xstrcpy(CFG.inbound);
else
inbound = xstrcpy(CFG.pinbound);
if ((dp = opendir(inbound)) == NULL) {
WriteError("$Can't opendir(%s)", inbound);
return FALSE;
}
/*
* Read all .pkt filenames, get the timestamp and add them
* to the memory array for later sort on filedate.
*/
while((de = readdir(dp)))
if ((strlen(de->d_name) == 12) &&
(strncasecmp(de->d_name+8,".pkt",4) == 0)) {
stat(de->d_name, &sbuf);
fill_fdlist(&fdl, de->d_name, sbuf.st_mtime);
}
closedir(dp);
sort_fdlist(&fdl);
/*
* Get the filenames, the oldest first until nothing left.
*/
while ((fname = pull_fdlist(&fdl)) != NULL) {
if (!diskfree(CFG.freespace))
return FALSE;
packets++;
/*
* See if "pktdate" from Tobias Ernst (or another
* preprocessor) is installed.
*/
if (strlen(CFG.pktdate)) {
rc = execute(CFG.pktdate, fname, (char *)NULL, (char *)"/dev/null", (char *)"/dev/null", (char *)"/dev/null");
if (rc)
Syslog('+', "%s preprocessing rc=%d", fname, rc);
}
if ((rc = toss(fname)) == 0)
packets_ok++;
else
WriteError("Error tossing packet %s", fname);
if (rc > maxrc)
maxrc = rc;
}
free(inbound);
if (diskfree(CFG.freespace))
packmail();
return maxrc;
}
/*
* Toss one packet
*/
int toss(char *fn)
{
int rc, ld;
char newname[16];
rc = 0;
/*
* Lock the packet
*/
if ((ld = f_lock(fn)) == -1)
return 1;
rc = TossPkt(fn);
if (rc == 0) {
unlink(fn);
} else {
strncpy(newname,fn,sizeof(newname)-1);
strcpy(newname+8,".bad");
rename(fn,newname);
}
funlock(ld);
return rc;
}
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