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deb-mbse/mbfido/mbfutil.c
Michiel Broek 5a0e317f23 Lost of changes
2004-01-25 10:57:35 +00:00

531 lines
12 KiB
C
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/*****************************************************************************
*
* $Id$
* Purpose: File Database Maintenance - utilities
*
*****************************************************************************
* Copyright (C) 1997-2004
*
* 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, 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
*****************************************************************************/
#include "../config.h"
#include "../lib/libs.h"
#include "../lib/structs.h"
#include "../lib/users.h"
#include "../lib/records.h"
#include "../lib/common.h"
#include "../lib/clcomm.h"
#include "../lib/dbcfg.h"
#include "../lib/mberrors.h"
#include "mbfutil.h"
#include "mbfile.h"
extern int do_quiet; /* Suppress screen output */
extern int e_pid; /* Pid of external process */
extern time_t t_start; /* Start time */
extern time_t t_end; /* End time */
int marker = 0; /* Marker counter */
void ProgName(void)
{
if (do_quiet)
return;
colour(WHITE, BLACK);
printf("\nMBFILE: MBSE BBS %s File maintenance utility\n", VERSION);
colour(YELLOW, BLACK);
printf(" %s\n", COPYRIGHT);
}
void die(int onsig)
{
/*
* First check if a child is 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 succeded", e_pid);
else
WriteError("$Failed to kill pid %d", e_pid);
}
/*
* In case the child had the tty in raw mode...
*/
if (!do_quiet)
system("stty sane");
}
signal(onsig, SIG_IGN);
if (onsig) {
if (onsig <= NSIG)
WriteError("Terminated on signal %d (%s)", onsig, SigName[onsig]);
else
WriteError("Terminated with error %d", onsig);
}
ulockprogram((char *)"mbfile");
t_end = time(NULL);
Syslog(' ', "MBFILE finished in %s", t_elapsed(t_start, t_end));
if (!do_quiet) {
colour(LIGHTGRAY, BLACK);
fflush(stdout);
}
ExitClient(onsig);
}
void Help(void)
{
do_quiet = FALSE;
ProgName();
colour(LIGHTCYAN, BLACK);
printf("Usage: mbfile [command] <options>\n\n");
colour(LIGHTBLUE, BLACK);
printf(" Commands are:\n\n");
colour(CYAN, BLACK);
printf(" a adopt <area> <file> [desc] Adopt file to area\n");
printf(" c check Check filebase\n");
printf(" d delete <area> <file> Mark file in area for deletion\n");
printf(" im import <area> Import files in current dir to area\n");
printf(" in index Create filerequest index\n");
printf(" k kill Kill/move old files\n");
printf(" l list [area] List file areas or one area\n");
printf(" m move <from> <to> <file> Move file from to area\n");
printf(" p pack Pack filebase\n");
// printf(" r rearc <area> [file] [arc] Rearc file(s) in area\n");
printf(" s sort <area> Sort files in a file area\n");
printf(" t toberep Show toberep database\n");
printf(" u undelete <area> <file> Mark file in area for undeletion\n");
colour(LIGHTBLUE, BLACK);
printf("\n Options are:\n\n");
colour(CYAN, BLACK);
printf(" -a -announce Suppress announce added files\n");
printf(" -q -quiet Quiet mode\n");
printf(" -v -virus Suppress virus scanning, use with care\n");
die(MBERR_COMMANDLINE);
}
void Marker(void)
{
/*
* Keep the connection with the server alive
*/
Nopper();
/*
* Release system resources when running in the background
*/
if (CFG.slow_util && do_quiet)
msleep(1);
if (do_quiet)
return;
switch (marker) {
case 0: printf(">---");
break;
case 1: printf(">>--");
break;
case 2: printf(">>>-");
break;
case 3: printf(">>>>");
break;
case 4: printf("<>>>");
break;
case 5: printf("<<>>");
break;
case 6: printf("<<<>");
break;
case 7: printf("<<<<");
break;
case 8: printf("-<<<");
break;
case 9: printf("--<<");
break;
case 10:printf("---<");
break;
case 11:printf("----");
break;
}
printf("\b\b\b\b");
fflush(stdout);
if (marker < 11)
marker++;
else
marker = 0;
}
void DeleteVirusWork()
{
char *buf, *temp;
buf = calloc(PATH_MAX, sizeof(char));
temp = calloc(PATH_MAX, sizeof(char));
getcwd(buf, PATH_MAX);
sprintf(temp, "%s/tmp", getenv("MBSE_ROOT"));
if (chdir(temp) == 0) {
Syslog('f', "DeleteVirusWork %s/arc", temp);
system("rm -r -f arc");
system("mkdir arc");
} else
WriteError("$Can't chdir to %s", temp);
chdir(buf);
free(temp);
free(buf);
}
int UnpackFile(char *File)
{
char *temp, *pwd, *unarc, *cmd;
Syslog('f', "UnpackFile(%s)", File);
if ((unarc = unpacker(File)) == NULL) {
Syslog('f', "Unknown archive format %s", File);
return FALSE;
}
temp = calloc(PATH_MAX, sizeof(char));
pwd = calloc(PATH_MAX, sizeof(char));
getcwd(pwd, PATH_MAX);
/*
* Check if there is a temp directory to unpack the archive.
*/
sprintf(temp, "%s/tmp/arc", getenv("MBSE_ROOT"));
if ((access(temp, R_OK)) != 0) {
if (mkdir(temp, 0777)) {
WriteError("$Can't create %s", temp);
if (!do_quiet)
printf("\nCan't create %s\n", temp);
die(MBERR_GENERAL);
}
}
/*
* Check for stale FILE_ID.DIZ files
*/
sprintf(temp, "%s/tmp/arc/FILE_ID.DIZ", getenv("MBSE_ROOT"));
if (!unlink(temp))
Syslog('+', "Removed stale %s", temp);
sprintf(temp, "%s/tmp/arc/file_id.diz", getenv("MBSE_ROOT"));
if (!unlink(temp))
Syslog('+', "Removed stale %s", temp);
if (!getarchiver(unarc)) {
WriteError("No archiver available for %s", File);
if (!do_quiet)
printf("\nNo archiver available for %s\n", File);
return FALSE;
}
cmd = xstrcpy(archiver.funarc);
if ((cmd == NULL) || (cmd == "")) {
WriteError("No unarc command available");
if (!do_quiet)
printf("\nNo unarc command available\n");
return FALSE;
}
sprintf(temp, "%s/tmp/arc", getenv("MBSE_ROOT"));
if (chdir(temp) != 0) {
WriteError("$Can't change to %s", temp);
die(MBERR_GENERAL);
}
if (execute(cmd, File, (char *)NULL, (char *)"/dev/null", (char *)"/dev/null", (char *)"/dev/null") == 0) {
chdir(pwd);
free(temp);
free(pwd);
free(cmd);
return TRUE;
} else {
chdir(pwd);
WriteError("Unpack error, file may be corrupt");
DeleteVirusWork();
}
return FALSE;
}
/*
* Add file to the BBS. The file is in the current
* directory. The fdb record already has all needed
* information.
*/
int AddFile(struct FILERecord fdb, int Area, char *DestPath, char *FromPath, char *LinkPath)
{
char *temp1, *temp2;
FILE *fp1, *fp2;
int i, rc, Insert, Done = FALSE, Found = FALSE;
/*
* Copy file to the final destination and make a hard link with the
* 8.3 filename to the long filename.
*/
mkdirs(DestPath, 0775);
if (file_exist(DestPath, F_OK) == 0) {
WriteError("File %s already exists in area %d", fdb.Name, Area);
if (!do_quiet)
printf("\nFile %s already exists in area %d\n", fdb.Name, Area);
return FALSE;
}
if ((rc = file_cp(FromPath, DestPath))) {
WriteError("Can't copy file in place");
if (!do_quiet)
printf("\nCan't copy file to %s, %s\n", DestPath, strerror(rc));
return FALSE;
}
chmod(DestPath, 0644);
if (LinkPath) {
if ((rc = symlink(DestPath, LinkPath))) {
WriteError("Can't create symbolic link %s", LinkPath);
if (!do_quiet)
printf("\nCan't create symbolic link %s, %s\n", LinkPath, strerror(rc));
unlink(DestPath);
return FALSE;
}
}
temp1 = calloc(PATH_MAX, sizeof(char));
temp2 = calloc(PATH_MAX, sizeof(char));
sprintf(temp1, "%s/fdb/fdb%d.data", getenv("MBSE_ROOT"), Area);
sprintf(temp2, "%s/fdb/fdb%d.temp", getenv("MBSE_ROOT"), Area);
fp1 = fopen(temp1, "r+");
fseek(fp1, 0, SEEK_END);
if (ftell(fp1) == 0) {
/*
* No records yet
*/
fwrite(&fdb, sizeof(fdb), 1, fp1);
fclose(fp1);
} else {
/*
* Files are already there. Find the right spot.
*/
fseek(fp1, 0, SEEK_SET);
Insert = 0;
do {
if (fread(&file, sizeof(file), 1, fp1) != 1)
Done = TRUE;
if (!Done) {
if (strcmp(fdb.LName, file.LName) == 0) {
Found = TRUE;
Insert++;
} else {
if (strcmp(fdb.LName, file.LName) < 0)
Found = TRUE;
else
Insert++;
}
}
} while ((!Found) && (!Done));
if (Found) {
if ((fp2 = fopen(temp2, "a+")) == NULL) {
WriteError("Can't create %s", temp2);
return FALSE;
}
fseek(fp1, 0, SEEK_SET);
/*
* Copy until the insert point
*/
for (i = 0; i < Insert; i++) {
fread(&file, sizeof(file), 1, fp1);
/*
* If we are importing a file with the same name,
* skip the original record and put the new one in place.
*/
if (strcmp(file.LName, fdb.LName) != 0)
fwrite(&file, sizeof(file), 1, fp2);
}
if (area.AddAlpha)
fwrite(&fdb, sizeof(fdb), 1, fp2);
/*
* Append the rest of the records
*/
while (fread(&file, sizeof(file), 1, fp1) == 1) {
if (strcmp(file.LName, fdb.LName) != 0)
fwrite(&file, sizeof(file), 1, fp2);
}
if (!area.AddAlpha)
fwrite(&fdb, sizeof(fdb), 1, fp2);
fclose(fp1);
fclose(fp2);
if (unlink(temp1) == 0) {
rename(temp2, temp1);
chmod(temp1, 0660);
} else {
WriteError("$Can't unlink %s", temp1);
unlink(temp2);
return FALSE;
}
} else { /* if (Found) */
/*
* Append file record
*/
fseek(fp1, 0, SEEK_END);
fwrite(&fdb, sizeof(fdb), 1, fp1);
fclose(fp1);
}
}
free(temp1);
free(temp2);
return TRUE;
}
int CheckFDB(int Area, char *Path)
{
char *temp;
FILE *fp;
int rc = FALSE;
temp = calloc(PATH_MAX, sizeof(char));
sprintf(temp, "%s/fdb/fdb%d.data", getenv("MBSE_ROOT"), Area);
/*
* Open the file database, create new one if it doesn't excist.
*/
if ((fp = fopen(temp, "r+")) == NULL) {
Syslog('!', "Creating new %s", temp);
if ((fp = fopen(temp, "a+")) == NULL) {
WriteError("$Can't create %s", temp);
rc = TRUE;
} else {
fclose(fp);
}
} else {
fclose(fp);
}
/*
* Set the right attributes
*/
chmod(temp, 0660);
/*
* Now check the download directory
*/
if (access(Path, W_OK) == -1) {
sprintf(temp, "%s/foobar", Path);
if (mkdirs(temp, 0755))
Syslog('+', "Created directory %s", Path);
}
free(temp);
return rc;
}
/*
* Load Area Record
*/
int LoadAreaRec(int Area)
{
FILE *pAreas;
char *sAreas;
sAreas = calloc(PATH_MAX, sizeof(char));
sprintf(sAreas, "%s/etc/fareas.data", getenv("MBSE_ROOT"));
if ((pAreas = fopen (sAreas, "r")) == NULL) {
WriteError("$Can't open %s", sAreas);
if (!do_quiet)
printf("\nCan't open %s\n", sAreas);
return FALSE;
}
fread(&areahdr, sizeof(areahdr), 1, pAreas);
if (fseek(pAreas, ((Area - 1) * areahdr.recsize) + areahdr.hdrsize, SEEK_SET)) {
WriteError("$Can't seek record %d in %s", Area, sAreas);
if (!do_quiet)
printf("\nCan't seek record %d in %s\n", Area, sAreas);
fclose(pAreas);
free(sAreas);
return FALSE;
}
if (fread(&area, areahdr.recsize, 1, pAreas) != 1) {
WriteError("$Can't read record %d in %s", Area, sAreas);
if (!do_quiet)
printf("\nCan't read record %d in %s\n", Area, sAreas);
fclose(pAreas);
free(sAreas);
return FALSE;
}
fclose(pAreas);
free(sAreas);
return TRUE;
}
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