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636c03fece
deb-mbse/mbsebbs/transfer.c
Michiel Broek fbe265e949 Updated transfers
2004-11-25 21:00:32 +00:00

569 lines
14 KiB
C
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/*****************************************************************************
*
* $Id$
* Purpose ...............: File Transfers
*
*****************************************************************************
* 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/mbselib.h"
#include "../lib/mbse.h"
#include "../lib/users.h"
#include "transfer.h"
#include "change.h"
#include "whoson.h"
#include "funcs.h"
#include "term.h"
#include "ttyio.h"
#include "filesub.h"
#include "language.h"
#include "openport.h"
#include "timeout.h"
#include "zmmisc.h"
#include "zmsend.h"
#include "zmrecv.h"
#include "ymsend.h"
#include "ymrecv.h"
int sentbytes;
int rcvdbytes;
extern int zmodem_requested;
int ForceProtocol()
{
/*
* If user has no default protocol, make sure he has one.
*/
if (strcmp(sProtName, "") == 0) {
Chg_Protocol();
/*
* If the user didn't pick a protocol, quit.
*/
if (strcmp(sProtName, "") == 0) {
return FALSE;
}
}
return TRUE;
}
void add_download(down_list **lst, char *local, char *remote, long Area, unsigned long size, int kfs)
{
down_list *tmp, *ta;
int i;
Syslog('b', "add_download(\"%s\",\"%s\",%ld,%ld,%d)", MBSE_SS(local), MBSE_SS(remote), Area, size, kfs);
tmp = (down_list *)malloc(sizeof(down_list));
tmp->next = NULL;
tmp->local = xstrcpy(local);
tmp->remote = xstrcpy(remote);
tmp->cps = 0;
tmp->area = Area;
tmp->size = size;
tmp->kfs = kfs;
tmp->sent = FALSE;
tmp->failed = FALSE;
/*
* Most prottocols don't allow spaces in filenames, so we modify the remote name.
* However, they should not exist on a bbs.
*/
for (i = 0; i < strlen(tmp->remote); i++) {
if (tmp->remote[i] == ' ')
tmp->remote[i] = '_';
}
if (*lst == NULL) {
*lst = tmp;
} else {
for (ta = *lst; ta; ta = ta->next) {
if (ta->next == NULL) {
ta->next = (down_list *)tmp;
break;
}
}
}
return;
}
void tidy_download(down_list **fdp)
{
down_list *tmp, *old;
for (tmp = *fdp; tmp; tmp = old) {
old = tmp->next;
if (tmp->local)
free(tmp->local);
if (tmp->remote)
free(tmp->remote);
free(tmp);
}
*fdp = NULL;
return;
}
/*
* Download files to the user.
* Returns:
* 0 - All seems well
* 1 - No transfer protocol selected
* 2 - No files to download.
*/
int download(down_list *download_list)
{
down_list *tmpf;
int err, maxrc = 0, Count = 0;
char *temp, *symTo, *symFrom;
unsigned long Size = 0;
struct dirent *dp;
DIR *dirp;
struct timeval starttime, endtime;
struct timezone tz;
Syslog('b', "download()");
for (tmpf = download_list; tmpf; tmpf = tmpf->next) {
Syslog('b', "%s,%s,%ld,%ld,%ld,%s,%s,%s", tmpf->local, tmpf->remote, tmpf->cps, tmpf->area, tmpf->size,
tmpf->kfs ?"KFS":"KEEP", tmpf->sent ?"SENT":"N/A", tmpf->failed ?"FAILED":"N/A");
}
/*
* If user has no default protocol, make sure he has one.
*/
if (!ForceProtocol()) {
return 1;
}
symTo = calloc(PATH_MAX, sizeof(char));
symFrom = calloc(PATH_MAX, sizeof(char));
temp = calloc(PATH_MAX, sizeof(char));
/*
* Build symlinks into the users tag directory.
*/
chdir("./tag");
for (tmpf = download_list; tmpf; tmpf = tmpf->next) {
if (!tmpf->sent && !tmpf->failed) {
sprintf(symFrom, "%s/%s/tag/%s", CFG.bbs_usersdir, exitinfo.Name, tmpf->remote);
Syslog('b', "test \"%s\" \"%s\"", symFrom, tmpf->local);
if (strcmp(symFrom, tmpf->local)) {
Syslog('b', "different, need a symlink");
unlink(tmpf->remote);
sprintf(symFrom, "%s", tmpf->remote);
sprintf(symTo, "%s", tmpf->local);
if (symlink(symTo, symFrom)) {
WriteError("$Can't create symlink %s %s %d", symTo, symFrom, errno);
tmpf->failed = TRUE;
} else {
Syslog('b', "Created symlink %s -> %s", symFrom, symTo);
}
tmpf->kfs = FALSE;
} else {
Syslog('b', "the same, file is in tag directory");
}
/*
* Check if file or symlink is really there.
*/
sprintf(symFrom, "%s", tmpf->remote);
if ((access(symFrom, F_OK)) != 0) {
WriteError("File or symlink %s check failed, unmarking download", symFrom);
tmpf->failed = TRUE;
} else {
Count++;
Size += tmpf->size;
}
}
}
Home();
if (!Count) {
/*
* Nothing to download
*/
free(temp);
free(symTo);
free(symFrom);
return 2;
}
clear();
/* File(s) : */
pout(YELLOW, BLACK, (char *) Language(349)); sprintf(temp, "%d", Count); PUTSTR(temp); Enter(1);
/* Size : */
pout( CYAN, BLACK, (char *) Language(350)); sprintf(temp, "%lu", Size); PUTSTR(temp); Enter(1);
/* Protocol : */
pout( CYAN, BLACK, (char *) Language(351)); sprintf(temp, "%s", sProtName); PUTSTR(temp); Enter(1);
Syslog('+', "Download files start, protocol: %s", sProtName);
PUTSTR(sProtAdvice);
Enter(2);
/*
* Wait a while before download
*/
sleep(2);
if (uProtInternal) {
sprintf(temp, "%s/%s/tag", CFG.bbs_usersdir, exitinfo.Name);
chdir(temp);
if (strncasecmp(sProtName, "zmodem 8k", 9) == 0) {
maxrc = zmsndfiles(download_list, TRUE);
Home();
} else if (strncasecmp(sProtName, "zmodem", 6) == 0) {
maxrc = zmsndfiles(download_list, FALSE);
Home();
} else if ((strncasecmp(sProtName, "xmodem", 6) == 0) || (strncasecmp(sProtName, "ymodem", 6) == 0)) {
if (strncasecmp(sProtName, "xmodem", 6) == 0)
protocol = ZM_XMODEM;
else
protocol = ZM_YMODEM;
if (strstr(sProtName, "1K") || strstr(sProtName, "1k"))
maxrc = ymsndfiles(download_list, TRUE);
else
maxrc = ymsndfiles(download_list, FALSE);
Home();
} else {
Syslog('!', "Warning internal protocol %s not supported", sProtName);
maxrc = 1;
}
} else {
gettimeofday(&starttime, &tz);
/*
* Transfer the files. Set the Client/Server time at the maximum
* time the user has plus 10 minutes. The overall timer 10 seconds
* less. Not a nice but working solution.
*/
alarm_set(((exitinfo.iTimeLeft + 10) * 60) - 10);
Altime((exitinfo.iTimeLeft + 10) * 60);
sprintf(temp, "%s/%s/tag", CFG.bbs_usersdir, exitinfo.Name);
if ((dirp = opendir(temp)) == NULL) {
WriteError("$Download: Can't open dir: %s", temp);
free(temp);
} else {
chdir(temp);
free(temp);
temp = NULL;
while ((dp = readdir(dirp)) != NULL ) {
if (*(dp->d_name) != '.') {
if (temp != NULL) {
temp = xstrcat(temp, (char *)" ");
temp = xstrcat(temp, dp->d_name);
} else {
temp = xstrcpy(dp->d_name);
}
}
}
if (temp != NULL) {
if ((err = execute_str(sProtDn, temp, NULL, NULL, NULL, NULL))) {
WriteError("$Download error %d, prot: %s", err, sProtDn);
}
/*
* Restore rawport
*/
rawport();
free(temp);
} else {
WriteError("No filebatch created");
}
closedir(dirp);
}
Altime(0);
alarm_off();
alarm_on();
Home();
gettimeofday(&endtime, &tz);
/*
* Checking the successfull sent files, they are missing from
* the ./tag directory. Failed files are still there.
*/
Count = Size = 0;
for (tmpf = download_list; tmpf && (maxrc < 2); tmpf = tmpf->next) {
if (!tmpf->sent && !tmpf->failed) {
sprintf(symTo, "./tag/%s", tmpf->remote);
/*
* If symlink is gone the file is sent.
*/
if ((access(symTo, R_OK)) != 0) {
Syslog('+', "File %s from area %d sent ok", tmpf->remote, tmpf->area);
tmpf->sent = TRUE;
Size += tmpf->size;
Count++;
} else {
Syslog('+', "Failed to sent %s from area %d", Tag.LFile, Tag.Area);
}
}
}
/*
* Work out transfer rate in seconds by dividing the
* Size of the File by the amount of time it took to download
* the file.
*/
Syslog('+', "Download %s in %d file(s)", transfertime(starttime, endtime, (unsigned long)Size, TRUE), Count);
}
free(symTo);
free(symFrom);
for (tmpf = download_list; tmpf; tmpf = tmpf->next) {
Syslog('b', "%s,%s,%ld,%ld,%ld,%s,%s,%s", tmpf->local, tmpf->remote, tmpf->cps, tmpf->area, tmpf->size,
tmpf->kfs ?"KFS":"KEEP", tmpf->sent ?"SENT":"N/A", tmpf->failed ?"FAILED":"N/A");
}
Syslog('b', "download() rc=%d", maxrc);
return maxrc;
}
void tidy_upload(up_list **fdp)
{
up_list *tmp, *old;
for (tmp = *fdp; tmp; tmp = old) {
old = tmp->next;
if (tmp->filename)
free(tmp->filename);
free(tmp);
}
*fdp = NULL;
return;
}
/*
* Upload files from the user.
* Returns:
* 0 - All seems well
* 1 - No transfer protocol selected.
* 2 - Transfer failed
*/
int upload(up_list **upload_list)
{
char *temp;
struct dirent *dp;
DIR *dirp;
struct stat statfile;
struct timeval starttime, endtime;
struct timezone tz;
unsigned long Size = 0;
int err, Count = 0, rc = 0, want1k = FALSE;
up_list *tmp, *ta;
/*
* If user has no default protocol, make sure he has one.
*/
if (!ForceProtocol()) {
return 1;
}
temp = calloc(PATH_MAX, sizeof(char));
/* Please start your upload now */
sprintf(temp, "%s, %s", sProtAdvice, (char *) Language(283));
pout(CFG.HiliteF, CFG.HiliteB, temp);
Enter(2);
Syslog('+', "Upload using %s", sProtName);
sprintf(temp, "%s/%s/upl", CFG.bbs_usersdir, exitinfo.Name);
if (chdir(temp)) {
WriteError("$Can't chdir to %s", temp);
free(temp);
return 1;
}
sleep(2);
if (uProtInternal) {
if ((strncasecmp(sProtName, "zmodem", 6) == 0) || (strncasecmp(sProtName, "ymodem", 6) == 0)) {
if (strncasecmp(sProtName, "zmodem", 6) == 0) {
zmodem_requested = TRUE;
protocol = ZM_ZMODEM;
} else {
zmodem_requested = FALSE;
}
if (strncasecmp(sProtName, "ymodem", 6) == 0)
protocol = ZM_YMODEM;
if (strstr(sProtName, "1K") || strstr(sProtName, "1k"))
want1k = TRUE;
rc = zmrcvfiles(want1k);
Syslog('b', "Begin dir processing");
if ((dirp = opendir(".")) == NULL) {
WriteError("$Upload: can't open ./upl");
Home();
rc = 1;
} else {
while ((dp = readdir(dirp)) != NULL) {
if (*(dp->d_name) != '.') {
if (rc == 0) {
stat(dp->d_name, &statfile);
Syslog('b', "Uploaded \"%s\", %ld bytes", dp->d_name, statfile.st_size);
sprintf(temp, "%s/%s/upl/%s", CFG.bbs_usersdir, exitinfo.Name, dp->d_name);
chmod(temp, 0660);
/*
* Add uploaded file to the list
*/
tmp = (up_list *)malloc(sizeof(up_list));
tmp->next = NULL;
tmp->filename = xstrcpy(temp);
tmp->size = Size;
if (*upload_list == NULL) {
*upload_list = tmp;
} else {
for (ta = *upload_list; ta; ta = ta->next) {
if (ta->next == NULL) {
ta->next = (up_list *)tmp;
break;
}
}
}
} else {
Syslog('+', "Remove failed %s result %d", dp->d_name, unlink(dp->d_name));
}
}
}
closedir(dirp);
}
} else {
Syslog('!', "Internal protocol %s not supported", sProtName);
free(temp);
return 1;
}
} else {
/*
* External protocol
*/
gettimeofday(&starttime, &tz);
Altime(7200);
alarm_set(7190);
err = execute_str(sProtUp, (char *)"", NULL, NULL, NULL, NULL);
if (rawport() != 0) {
WriteError("Unable to set raw mode");
}
if (err) {
WriteError("$Upload error %d, prot: %s", err, sProtUp);
rc = 2;
}
Altime(0);
alarm_off();
alarm_on();
gettimeofday(&endtime, &tz);
/*
* With external protocols we don't know anything about what we got.
* Just check the files in the users upload directory.
*/
if ((dirp = opendir(".")) == NULL) {
WriteError("$Upload: can't open ./upl");
Home();
rc = 1;
} else {
while ((dp = readdir(dirp)) != NULL) {
if (*(dp->d_name) != '.') {
stat(dp->d_name, &statfile);
Syslog('+', "Uploaded \"%s\", %ld bytes", dp->d_name, statfile.st_size);
Count++;
Size += statfile.st_size;
sprintf(temp, "%s/%s/upl/%s", CFG.bbs_usersdir, exitinfo.Name, dp->d_name);
chmod(temp, 0660);
/*
* Add uploaded file to the list
*/
tmp = (up_list *)malloc(sizeof(up_list));
tmp->next = NULL;
tmp->filename = xstrcpy(temp);
tmp->size = Size;
if (*upload_list == NULL) {
*upload_list = tmp;
} else {
for (ta = *upload_list; ta; ta = ta->next) {
if (ta->next == NULL) {
ta->next = (up_list *)tmp;
break;
}
}
}
}
}
closedir(dirp);
Syslog('+', "Upload %s in %d file(s)", transfertime(starttime, endtime, (unsigned long)Size, FALSE), Count);
}
}
free(temp);
Syslog('b', "Done, return rc=%d", rc);
return rc;
}
char *transfertime(struct timeval start, struct timeval end, long bytes, int sent)
{
static char resp[81];
double long startms, endms, elapsed;
startms = (start.tv_sec * 1000) + (start.tv_usec / 1000);
endms = (end.tv_sec * 1000) + (end.tv_usec / 1000);
elapsed = endms - startms;
memset(&resp, 0, sizeof(resp));
if (!elapsed)
elapsed = 1L;
if (bytes > 1000000)
sprintf(resp, "%ld bytes %s in %0.3Lf seconds (%0.3Lf Kb/s)",
bytes, sent?"sent":"received", elapsed / 1000.000, ((bytes / elapsed) * 1000) / 1024);
else
sprintf(resp, "%ld bytes %s in %0.3Lf seconds (%0.3Lf Kb/s)",
bytes, sent?"sent":"received", elapsed / 1000.000, ((bytes * 1000) / elapsed) / 1024);
return resp;
}
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