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deb-mbse/mbfido/createf.c

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/*****************************************************************************
*
* $Id$
* Purpose ...............: Create TIC Area and BBS file area.
*
*****************************************************************************
* Copyright (C) 1997-2002
*
* 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.
*****************************************************************************/
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#include "../config.h"
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#include "../lib/libs.h"
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#include "../lib/memwatch.h"
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#include "../lib/structs.h"
#include "../lib/users.h"
#include "../lib/records.h"
#include "../lib/common.h"
#include "../lib/clcomm.h"
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#include "mgrutil.h"
#include "createf.h"
#define MCHARS "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
int create_ticarea(char *farea, faddr *p_from)
{
char *temp;
FILE *gp;
Syslog('f', "create_ticarea(%s)", farea);
temp = calloc(PATH_MAX, sizeof(char));
sprintf(temp, "%s/etc/fgroups.data", getenv("MBSE_ROOT"));
if ((gp = fopen(temp, "r")) == NULL) {
WriteError("Can't open %s", temp);
free(temp);
return FALSE;
}
fread(&fgrouphdr, sizeof(fgrouphdr), 1, gp);
free(temp);
fseek(gp, fgrouphdr.hdrsize, SEEK_SET);
while ((fread(&fgroup, fgrouphdr.recsize, 1, gp)) == 1) {
if ((fgroup.UpLink.zone == p_from->zone) && (fgroup.UpLink.net == p_from->net) &&
(fgroup.UpLink.node == p_from->node) && (fgroup.UpLink.point == p_from->point) &&
strlen(fgroup.AreaFile)) {
if (CheckTicGroup(farea, FALSE, p_from) == 0) {
fclose(gp);
return TRUE;
}
}
}
fclose(gp);
return FALSE;
}
/*
* Check TIC group AREAS file if requested area exists.
* If so, create tic area and if SendUplink is TRUE,
* send the uplink a FileMgr request to connect this area.
* The tic group record (fgroup) must be in memory.
* Return codes:
* 0 - All Seems Well
* 1 - Some error
*
* The current nodes record may be destroyed after this,
* make sure it is saved.
*/
int CheckTicGroup(char *Area, int SendUplink, faddr *f)
{
char *temp, *buf, *tag = NULL, *desc = NULL, *p, *raid = NULL, *flow = NULL;
FILE *ap, *mp, *fp;
long offset, AreaNr;
int i, rc = 0, Found = FALSE;
sysconnect System;
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faddr *From, *To;
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temp = calloc(PATH_MAX, sizeof(char));
Syslog('f', "Checking file group \"%s\" \"%s\"", fgroup.Name, fgroup.Comment);
sprintf(temp, "%s/%s", CFG.alists_path , fgroup.AreaFile);
if ((ap = fopen(temp, "r")) == NULL) {
WriteError("Filegroup %s: area taglist %s not found", fgroup.Name, temp);
free(temp);
return 1;
}
buf = calloc(4097, sizeof(char));
if (fgroup.FileGate) {
/*
* filegate.zxx format
*/
while (fgets(buf, 4096, ap)) {
/*
* Each filegroup starts with "% FDN: Filegroup Description"
*/
if (strlen(buf) && !strncmp(buf, "% FDN:", 6)) {
tag = strtok(buf, "\t \r\n\0");
p = strtok(NULL, "\t \r\n\0");
p = strtok(NULL, "\r\n\0");
desc = p;
while ((*desc == ' ') || (*desc == '\t'))
desc++;
if (!strcmp(desc, fgroup.Comment)) {
// Syslog('f', "Start of group \"%s\" found", desc);
while (fgets(buf, 4096, ap)) {
if (!strncasecmp(buf, "Area ", 5)) {
// Syslog('f', "Area: %s", buf);
tag = strtok(buf, "\t \r\n\0");
tag = strtok(NULL, "\t \r\n\0");
// Syslog('f', "Tag: \"%s\"", tag);
if (!strcmp(tag, Area)) {
raid = strtok(NULL, "\t \r\n\0");
flow = strtok(NULL, "\t \r\n\0");
p = strtok(NULL, "\r\n\0");
desc = p;
while ((*desc == ' ') || (*desc == '\t'))
desc++;
Syslog('f', "Found area \"%s\" \"%s\" \"%s\" \"%s\"", tag, raid, flow, desc);
Found = TRUE;
break;
}
}
if (strlen(buf) && !strncmp(buf, "% FDN:", 6)) {
/*
* All entries in group are seen, the area wasn't there.
*/
// Syslogp('f', buf);
break;
}
}
}
if (Found)
break;
}
}
} else {
/*
* Normal taglist format
*/
while (fgets(buf, 4096, ap)) {
if (strlen(buf) && isalnum(buf[0])) {
tag = strtok(buf, "\t \r\n\0");
p = strtok(NULL, "\r\n\0");
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if (p == NULL)
p = tag; /* If no description after the TAG, use TAG as description */
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desc = p;
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while ((*desc == ' ') || (*desc == '\t'))
desc++;
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if (strcmp(tag, Area) == 0) {
Syslog('f', "Found tag \"%s\" desc \"%s\"", tag, desc);
Found = TRUE;
break;
}
}
}
}
if (!Found) {
Syslog('f', "Area %s not found in taglist", Area);
free(buf);
fclose(ap);
free(temp);
return 1;
}
Syslog('m', "Found tag \"%s\" desc \"%s\"", tag, desc);
/*
* Area is in AREAS file, now create area.
* If needed, connect at uplink.
*/
if (SendUplink) {
sprintf(temp, "+%s", Area);
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From = fido2faddr(fgroup.UseAka);
To = fido2faddr(fgroup.UpLink);
if (UplinkRequest(To, From, TRUE, temp)) {
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WriteError("Can't send netmail to uplink");
fclose(ap);
free(buf);
free(temp);
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tidy_faddr(From);
tidy_faddr(To);
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return 1;
}
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tidy_faddr(From);
tidy_faddr(To);
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}
Syslog('f', "Netmail ready");
/*
* Open tic area and set filepointer to the end to append
* a new record.
*/
sprintf(temp, "%s/etc/tic.data", getenv("MBSE_ROOT"));
if ((mp = fopen(temp, "r+")) == NULL) {
WriteError("$Can't open %s", temp);
fclose(ap);
free(buf);
free(temp);
return 1;
}
fread(&tichdr, sizeof(tichdr), 1, mp);
fseek(mp, 0, SEEK_END);
memset(&tic, 0, sizeof(tic));
Syslog('f', "TIC area open, filepos %ld", ftell(mp));
/*
* Open files area, and find a free slot
*/
sprintf(temp, "%s/etc/fareas.data", getenv("MBSE_ROOT"));
if ((fp = fopen(temp, "r+")) == NULL) {
WriteError("$Can't open %s", temp);
fclose(ap);
fclose(mp);
free(buf);
free(temp);
return 1;
}
fread(&areahdr, sizeof(areahdr), 1, fp);
Syslog('f', "File area is open");
/*
* Verify the file is large enough
*/
fseek(fp, 0, SEEK_END);
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offset = areahdr.hdrsize + ((fgroup.StartArea -1) * (areahdr.recsize));
Syslog('+', "file end at %ld, offset needed %ld", ftell(fp), offset);
if (ftell(fp) < offset) {
Syslog('f', "Database too small, expanding...");
memset(&area, 0, sizeof(area));
while (TRUE) {
fwrite(&area, sizeof(area), 1, fp);
if (ftell(fp) >= areahdr.hdrsize + ((fgroup.StartArea -1) * (areahdr.recsize)))
break;
}
}
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if (fseek(fp, offset, SEEK_SET)) {
WriteError("$Can't seek in %s to position %ld", temp, offset);
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fclose(ap);
fclose(mp);
fclose(fp);
free(buf);
free(temp);
return 1;
}
/*
* Search a free record
*/
Syslog('f', "Start search record");
while (fread(&area, sizeof(area), 1, fp) == 1) {
if (!area.Available) {
fseek(fp, - areahdr.recsize, SEEK_CUR);
rc = 1;
break;
}
}
if (!rc) {
Syslog('f', "No free slot, append after last record");
fseek(fp, 0, SEEK_END);
if (ftell(fp) < areahdr.hdrsize + ((fgroup.StartArea -1) * (areahdr.recsize))) {
Syslog('f', "Database too small, expanding...");
memset(&area, 0, sizeof(area));
while (TRUE) {
fwrite(&area, sizeof(area), 1, fp);
if (ftell(fp) >= areahdr.hdrsize + ((fgroup.StartArea -1) * (areahdr.recsize)))
break;
}
}
rc = 1;
}
AreaNr = ((ftell(fp) - areahdr.hdrsize) / (areahdr.recsize)) + 1;
Syslog('f', "Found free slot at %ld", AreaNr);
/*
* Create the records
*/
memset(&area, 0, sizeof(area));
strncpy(area.Name, desc, 44);
strcpy(temp, tag);
temp = tl(temp);
for (i = 0; i < strlen(temp); i++)
if (temp[i] == '.')
temp[i] = '/';
sprintf(area.Path, "%s/%s", fgroup.BasePath, temp);
area.DLSec = fgroup.DLSec;
area.UPSec = fgroup.UPSec;
area.LTSec = fgroup.LTSec;
area.New = area.Dupes = area.Free = area.AddAlpha = area.FileFind = area.Available = area.FileReq = TRUE;
strncpy(area.BbsGroup, fgroup.BbsGroup, 12);
strncpy(area.NewGroup, fgroup.AnnGroup, 12);
strncpy(area.Archiver, fgroup.Convert, 5);
area.Upload = fgroup.Upload;
fwrite(&area, sizeof(area), 1, fp);
fclose(fp);
/*
* Create download path
*/
sprintf(temp, "%s/foobar", area.Path);
if (!mkdirs(temp, 0775))
WriteError("Can't create %s", temp);
/*
* Create download database
*/
sprintf(temp, "%s/fdb/fdb%ld.data", getenv("MBSE_ROOT"), AreaNr);
if ((fp = fopen(temp, "r+")) == NULL) {
Syslog('+', "Creating new %s", temp);
if ((fp = fopen(temp, "a+")) == NULL) {
WriteError("$Can't create %s", temp);
} else {
fclose(fp);
}
} else {
fclose(fp);
}
chmod(temp, 0660);
/*
* Setup new TIC area.
*/
strncpy(tic.Name, tag, 20);
strncpy(tic.Comment, desc, 55);
tic.FileArea = AreaNr;
strncpy(tic.Group, fgroup.Name, 12);
tic.AreaStart = time(NULL);
tic.Aka = fgroup.UseAka;
strncpy(tic.Convert, fgroup.Convert, 5);
strncpy(tic.Banner, fgroup.Banner, 14);
tic.Replace = fgroup.Replace;
tic.DupCheck = fgroup.DupCheck;
tic.Secure = fgroup.Secure;
tic.Touch = fgroup.Touch;
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tic.VirScan = fgroup.VirScan;
tic.Announce = fgroup.Announce;
tic.UpdMagic = fgroup.UpdMagic;
tic.FileId = fgroup.FileId;
tic.ConvertAll = fgroup.ConvertAll;
tic.SendOrg = fgroup.SendOrg;
tic.Active = TRUE;
tic.LinkSec.level = fgroup.LinkSec.level;
tic.LinkSec.flags = fgroup.LinkSec.flags;
tic.LinkSec.notflags = fgroup.LinkSec.notflags;
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fwrite(&tic, sizeof(tic), 1, mp);
memset(&System, 0, sizeof(System));
System.aka = fgroup.UpLink;
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if (flow && !strcmp(flow, "*&"))
/*
* Areas direction HQ's go the other way
*/
System.sendto = TRUE;
else
/*
* Normal distribution areas.
*/
System.receivefrom = TRUE;
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fwrite(&System, sizeof(System), 1, mp);
memset(&System, 0, sizeof(System));
for (i = 1; i < (tichdr.syssize / sizeof(System)); i++)
fwrite(&System, sizeof(System), 1, mp);
fclose(mp);
fclose(ap);
free(buf);
free(temp);
if (f == NULL)
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Mgrlog("Auto created TIC area %s, group %s, bbs area %ld", tic.Name, tic.Group, AreaNr);
else
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Mgrlog("Auto created TIC area %s, group %s, bbs area %ld, for node %s",
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tic.Name, tic.Group, AreaNr, ascfnode(f, 0x1f));
return 0;
}
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