267 lines
7.4 KiB
C
267 lines
7.4 KiB
C
/*****************************************************************************
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*
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* $Id$
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* Purpose: File Database Maintenance, kill or move old files
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*
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*****************************************************************************
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* Copyright (C) 1997-2002
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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, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
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*****************************************************************************/
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#include "../config.h"
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#include "../lib/libs.h"
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#include "../lib/structs.h"
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#include "../lib/users.h"
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#include "../lib/records.h"
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#include "../lib/common.h"
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#include "../lib/clcomm.h"
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#include "../lib/dbcfg.h"
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#include "../lib/mberrors.h"
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#include "mbfkill.h"
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#include "mbfutil.h"
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extern int do_quiet; /* Suppress screen output */
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extern int do_pack; /* Perform pack */
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/*
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* Check files for age, and not downloaded for x days. If they match
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* one of these criteria (setable in areas setup), the file will be
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* move to some retire area or deleted, depending on the setup.
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* If they are moved, the upload date is reset to the current date,
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* so you can set new removal criteria again.
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*/
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void Kill(void)
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{
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FILE *pAreas, *pFile, *pDest, *pTemp;
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int i, iAreas, iAreasNew = 0, iTotal = 0, iKilled = 0, iMoved = 0, rc, Killit, FilesLeft;
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char *sAreas, *fAreas, *newdir = NULL, *sTemp, from[PATH_MAX], to[PATH_MAX];
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time_t Now;
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struct fileareas darea;
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sAreas = calloc(PATH_MAX, sizeof(char));
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fAreas = calloc(PATH_MAX, sizeof(char));
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sTemp = calloc(PATH_MAX, sizeof(char));
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IsDoing("Kill files");
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if (!do_quiet) {
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colour(3, 0);
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printf("Kill/move files...\n");
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}
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sprintf(sAreas, "%s/etc/fareas.data", getenv("MBSE_ROOT"));
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if ((pAreas = fopen (sAreas, "r")) == NULL) {
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WriteError("Can't open %s", sAreas);
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die(MBERR_INIT_ERROR);
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}
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fread(&areahdr, sizeof(areahdr), 1, pAreas);
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fseek(pAreas, 0, SEEK_END);
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iAreas = (ftell(pAreas) - areahdr.hdrsize) / areahdr.recsize;
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Now = time(NULL);
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for (i = 1; i <= iAreas; i++) {
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fseek(pAreas, ((i-1) * areahdr.recsize) + areahdr.hdrsize, SEEK_SET);
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fread(&area, areahdr.recsize, 1, pAreas);
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if ((area.Available) && (area.DLdays || area.FDdays) && (!area.CDrom)) {
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if (!diskfree(CFG.freespace))
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die(MBERR_DISK_FULL);
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if (!do_quiet) {
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printf("\r%4d => %-44s \b\b\b\b", i, area.Name);
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fflush(stdout);
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}
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/*
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* Check if download directory exists, if not, create the directory.
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*/
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if (access(area.Path, R_OK) == -1) {
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Syslog('!', "Create dir: %s", area.Path);
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newdir = xstrcpy(area.Path);
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newdir = xstrcat(newdir, (char *)"/");
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mkdirs(newdir, 0755);
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free(newdir);
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newdir = NULL;
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}
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sprintf(fAreas, "%s/fdb/fdb%d.data", getenv("MBSE_ROOT"), i);
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/*
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* Open the file database, if it doesn't exist,
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* create an empty one.
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*/
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if ((pFile = fopen(fAreas, "r+")) == NULL) {
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Syslog('!', "Creating new %s", fAreas);
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if ((pFile = fopen(fAreas, "a+")) == NULL) {
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WriteError("$Can't create %s", fAreas);
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die(MBERR_GENERAL);
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}
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}
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/*
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* Now start checking the files in the filedatabase
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* against the contents of the directory.
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*/
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while (fread(&file, sizeof(file), 1, pFile) == 1) {
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iTotal++;
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Marker();
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Killit = FALSE;
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if (!file.UploadDate)
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Syslog('!', "Warning: file %s in area %d has no upload date", file.Name, i);
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if (area.DLdays) {
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/*
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* Test last download date or never downloaded and the
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* file is more then n days available for download.
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*/
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if ((file.LastDL) && (((Now - file.LastDL) / 84400) > area.DLdays)) {
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Killit = TRUE;
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}
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if ((!file.LastDL) && file.UploadDate && (((Now - file.UploadDate) / 84400) > area.DLdays)) {
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Killit = TRUE;
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}
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}
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if (area.FDdays) {
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/*
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* Check filedate
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*/
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if (file.UploadDate && (((Now - file.UploadDate) / 84400) > area.FDdays)) {
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Killit = TRUE;
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}
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}
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if (Killit) {
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do_pack = TRUE;
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if (area.MoveArea) {
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fseek(pAreas, ((area.MoveArea -1) * areahdr.recsize) + areahdr.hdrsize, SEEK_SET);
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fread(&darea, areahdr.recsize, 1, pAreas);
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sprintf(from, "%s/%s", area.Path, file.Name);
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sprintf(to, "%s/%s", darea.Path, file.Name);
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if ((rc = file_mv(from, to)) == 0) {
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Syslog('+', "Move %s, area %d => %d", file.Name, i, area.MoveArea);
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sprintf(to, "%s/fdb/fdb%d.data", getenv("MBSE_ROOT"), area.MoveArea);
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if ((pDest = fopen(to, "a+")) != NULL) {
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file.UploadDate = time(NULL);
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file.LastDL = time(NULL);
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fwrite(&file, sizeof(file), 1, pDest);
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fclose(pDest);
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}
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/*
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* Now again if there is a dotted version (thumbnail) of this file.
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*/
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sprintf(from, "%s/.%s", area.Path, file.Name);
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sprintf(to, "%s/.%s", darea.Path, file.Name);
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if (file_exist(from, R_OK) == 0)
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file_mv(from, to);
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/*
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* Unlink the old symbolic link
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*/
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sprintf(from, "%s/%s", area.Path, file.LName);
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unlink(from);
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/*
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* Create the new symbolic link
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*/
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sprintf(from, "%s/%s", darea.Path, file.Name);
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sprintf(to, "%s/%s", darea.Path, file.LName);
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symlink(from, to);
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file.Deleted = TRUE;
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fseek(pFile, - sizeof(file), SEEK_CUR);
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fwrite(&file, sizeof(file), 1, pFile);
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iMoved++;
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} else {
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WriteError("Move %s to area %d failed, %s", file.Name, area.MoveArea, strerror(rc));
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}
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} else {
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Syslog('+', "Delete %s, area %d", file.LName, i);
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file.Deleted = TRUE;
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fseek(pFile, - sizeof(file), SEEK_CUR);
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fwrite(&file, sizeof(file), 1, pFile);
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iKilled++;
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sprintf(from, "%s/%s", area.Path, file.LName);
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unlink(from);
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sprintf(from, "%s/%s", area.Path, file.Name);
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unlink(from);
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}
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}
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}
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/*
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* Now we must pack this area database otherwise
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* we run into trouble later on.
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*/
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fseek(pFile, 0, SEEK_SET);
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sprintf(sTemp, "%s/fdb/fdbtmp.data", getenv("MBSE_ROOT"));
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if ((pTemp = fopen(sTemp, "a+")) != NULL) {
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FilesLeft = FALSE;
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while (fread(&file, sizeof(file), 1, pFile) == 1) {
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if ((!file.Deleted) && strcmp(file.LName, "") != 0) {
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fwrite(&file, sizeof(file), 1, pTemp);
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FilesLeft = TRUE;
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}
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}
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fclose(pFile);
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fclose(pTemp);
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if ((rename(sTemp, fAreas)) == 0) {
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unlink(sTemp);
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chmod(fAreas, 006600);
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}
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} else
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fclose(pFile);
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iAreasNew++;
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} /* if area.Available */
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}
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fclose(pAreas);
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Syslog('+', "Kill Areas [%5d] Files [%5d] Deleted [%5d] Moved [%5d]", iAreasNew, iTotal, iKilled, iMoved);
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if (!do_quiet) {
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printf("\r \r");
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fflush(stdout);
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}
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free(sTemp);
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free(sAreas);
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free(fAreas);
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}
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