source: MondoRescue/branches/2.2.5/mondo/src/mondoarchive/mondo-cli.c@ 1659

Last change on this file since 1659 was 1659, checked in by Bruno Cornec, 17 years ago

Fix a seg fault introduced by last patch
  • Property svn:keywords set to Id
File size: 31.7 KB
Line 
1/***************************************************************************
2mondo-cli.c
3-------------------
4begin : Fri Apr 19 16:40:35 EDT 2002
5copyright : (C) 2002 Mondo Hugo Rabson
6email : Hugo Rabson <hugorabson@msn.com>
7edited by : by Stan Benoit 4/2002
8email : troff@nakedsoul.org
9cvsid : $Id: mondo-cli.c 1659 2007-09-25 01:09:52Z bruno $
10 ***************************************************************************/
11
12/***************************************************************************
13 * *
14 * This program is free software; you can redistribute it and/or modify *
15 * it under the terms of the GNU General Public License as published by *
16 * the Free Software Foundation; either version 2 of the License, or *
17 * (at your option) any later version. *
18 * *
19 ***************************************************************************/
20
21/***************************************************************************
22UPDATE LOG
23
24
2508/04
26- if user specifies a dumb -T value, abort
27
2807/22
29- handle -Q sensibly (don't abort if only -Q supplied)
30
3107/17
32- better checking of NFS dir's validity
33
3406/19
35- added AUX_VER
36
3704/17
38- added '-b' support
3904/03
40- added star support
41
4202/06
43- fixed "Please give /dev entry" error msg
44
4501/20/2004
46- added 2.6.x-kernel "device = /dev/...." support to param reader
47- better handling of SCSI and /dev entries
48- touch /boot/boot.b if necessary
49
5009/26/2003
51- typo in command-line handling of 'r'
52
5309/25
54- added DVD write support
55
5609/24
57- if tape backup (-t) but user doesn't specify tape drive then
58 make an educated guess using find_tape_device_and_size()
59
6009/18
61- insist on partimagehack being present if -x found
62
6309/16
64- added support for multiple -I's and -E's in call to mondoarchive
65- the '-D' flag doesn't take a value now
66
6707/14
68- fatal error if -E too short
69
7005/14
71- if 'n' and user doesn't have rights to write to output dir
72 then error out
73
7405/05
75- added Joshua Oreman's FreeBSD patches
76
7705/04
78- added Herman Kuster's multi-level bkp patch
79
8005/02
81- write errors to screen, not just to log
82
8304/25
84- added lots of assert()'s and log_OS_error()'s
85
8604/21
87- line 570 --- resolve boot device if softlink
88
8904/08
90- changed a bunch of fprintf(stderr,...)'s to log_it()'s
91- fixed final / removal in retrieve_switches_from_command_line()
92
9304/04
94- added -e
95
9603/15
97- reject relative paths if -d flag (Alessandro Polverini)
98
9901/02/2003
100- added -J flag (to let user specify incoming filelist)
101
10212/13/2002
103- various strcpy() calls replaced with strncpy() calls
104
10512/10
106- added g_loglevel
107
10811/25
109- line 614 --- if commmand-line param ends in '/' then drop that '/'
110
11111/19
112- rewrote finish() to kill processes more softly
113- if user calls with '-l RAW' then
114
11509/01 - 09/30
116- added -N to let user exclude all NFS-related mounts and devices
117- run_program_and_log_output() now takes boolean operator to specify
118 whether it will log its activities in the event of _success_
119
12008/01 - 08/31
121- if no device specified when backing up to tape streamer then assume /dev/st0
122- abort if tape user specifies tape size (just for testing porpoises)
123- tape users no longer need to specify tape size
124- added some comments
125- added bkpinfo->backup_media_type
126- renamed from mondo-archive.c to mondo-cli.c
127
12807/01 - 07/31
129- better check for mkfs.vfat
130- more sanity-checking for -d flag
131- if isodir does not exist then abort
132- removed "the rest are..." comment from log
133- do not permit '-H' and '-t' in the same command line
134- if not '-o' then insist on vfat-friendly kernel
135
13606/01 - 06/30
137- added signal-trapping
138- added '-W' (won't make bootable CD or floppies) flag
139- added missing 'j++' to -s switch's code
140- expanded -s switch
141- added -u switch
142- if dvdrecord exists and cdrecord doesn't then use
143 dvdrecord instead of cdrecord
144
14504/01 - 04/30
146- if CD-ROM is supermounted then unmount, run, and remount
147- replace MONDO_VERSION #define with VERSION from ../config.h
148- if CD-ROM is mounted at start then abort
149- improved homedir-locating code
150- improved "backup will occupy N CD's" calculation a bit
151- added -m (manual CD tray) flag
152
153
154*******************************************************************/
155
156/**
157 * @file
158 * Functions for handling command-line arguments passed to mondoarchive.
159 */
160
161/** @def BOOT_LOADER_CHARS The characters allowed for boot loader on this platform. */
162
163#include <pthread.h>
164#include "../common/my-stuff.h"
165#include "../common/mondostructures.h"
166#include "mondo-cli-EXT.h"
167#include "../common/libmondo.h"
168
169//static char cvsid[] = "$Id: mondo-cli.c 1659 2007-09-25 01:09:52Z bruno $";
170
171extern int g_loglevel;
172extern bool g_text_mode;
173extern bool g_skip_floppies; ///< Whether to skip the creation of boot disks
174extern char g_startdir[MAX_STR_LEN]; ///< ????? @bug ?????
175extern char g_tmpfs_mountpt[MAX_STR_LEN];
176extern bool g_sigpipe;
177
178/*@ file pointer **************************************************/
179extern FILE *g_tape_stream;
180
181/*@ long long *****************************************************/
182extern long long g_tape_posK;
183
184/*@ long **********************************************************/
185extern long g_noof_sets;
186
187/*@ bool******** **************************************************/
188bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
189bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
190extern bool g_cd_recovery;
191
192extern void setup_tmpdir(char *path);
193
194/**
195 * Whether we're restoring from ISOs. Obviously not, since this is the
196 * backup program.
197 * @note You @b MUST declare this variable somewhere in your program if
198 * you use libmondo. Otherwise the link will fail.
199 * @ingroup globalGroup
200 */
201bool g_ISO_restore_mode = FALSE;
202
203
204extern double g_kernel_version;
205extern int g_current_media_number;
206extern pid_t g_main_pid;
207extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
208
209/* Do we use extended attributes and acl ?
210 * By default no, use --acl & --attr options to force their usage */
211char *g_getfacl = NULL;
212char *g_getfattr = NULL;
213
214/* Reference to global bkpinfo */
215extern struct s_bkpinfo *bkpinfo;
216
217/**
218 * @addtogroup cliGroup
219 * @{
220 */
221/**
222 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
223 * @param argc The argument count, including the program name; @p argc passed to main().
224 * @param argv The argument vector; @p argv passed to main().
225 * @param bkpinfo The backup information structure to populate.
226 * @return The number of problems with the command line (0 for success).
227 */
228int
229handle_incoming_parameters(int argc, char *argv[])
230{
231 /*@ int *** */
232 int res = 0;
233 int retval = 0;
234 int i = 0, j;
235
236 /*@ buffers *************** */
237 char *tmp;
238 char flag_val[128][MAX_STR_LEN];
239 bool flag_set[128];
240
241 malloc_string(tmp);
242 sensibly_set_tmpdir_and_scratchdir();
243 for (i = 0; i < 128; i++) {
244 flag_val[i][0] = '\0';
245 flag_set[i] = FALSE;
246 }
247 // strcpy (bkpinfo->scratchdir, "/home");
248 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
249 bkpinfo->media_size[j] = 650;
250 } /* default */
251 res =
252 retrieve_switches_from_command_line(argc, argv, flag_val,
253 flag_set);
254 retval += res;
255 if (!retval) {
256 res = process_switches(flag_val, flag_set);
257 retval += res;
258 }
259/*
260 if (!retval)
261 {
262*/
263 log_msg(3, "Switches:-");
264 for (i = 0; i < 128; i++) {
265 if (flag_set[i]) {
266 sprintf(tmp, "-%c %s", i, flag_val[i]);
267 log_msg(3, tmp);
268 }
269 }
270// }
271 sprintf(tmp, "rm -Rf %s/tmp.mondo.*", bkpinfo->tmpdir);
272 paranoid_system(tmp);
273 sprintf(tmp, "rm -Rf %s/mondo.scratch.*", bkpinfo->scratchdir);
274 paranoid_system(tmp);
275 sprintf(bkpinfo->scratchdir + strlen(bkpinfo->scratchdir),
276 "/mondo.scratch.%ld", random() % 32767);
277 sprintf(tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
278 paranoid_system(tmp);
279 sprintf(tmp, "mkdir -p %s", bkpinfo->scratchdir);
280 paranoid_system(tmp);
281 paranoid_free(tmp);
282 return (retval);
283}
284
285
286
287
288/**
289 * Store the sizespec(s) stored in @p value into @p bkpinfo.
290 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
291 * @param value The sizespec (e.g. "2g", "40m").
292 * @return 0, always.
293 * @bug Return code not needed.
294 */
295int process_the_s_switch(char *value)
296{
297 int j;
298 char tmp[MAX_STR_LEN], *p, comment[MAX_STR_LEN];
299
300 assert(bkpinfo != NULL);
301 assert(value != NULL);
302
303 bkpinfo->media_size[0] = -1; /* dummy value */
304 for (j = 1, p = value; j < MAX_NOOF_MEDIA && strchr(p, ',');
305 j++, p = strchr(p, ',') + 1) {
306 strncpy(tmp, p, MAX_STR_LEN);
307 *(strchr(tmp, ',')) = '\0';
308 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(tmp);
309 sprintf(comment, "media_size[%d] = %ld", j,
310 bkpinfo->media_size[j]);
311 log_msg(3, comment);
312 }
313 for (; j <= MAX_NOOF_MEDIA; j++) {
314 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(p);
315 }
316// bkpinfo->media_size[0] = bkpinfo->media_size[MAX_NOOF_MEDIA];
317 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
318 if (bkpinfo->media_size[j] <= 0) {
319 log_msg(1, "You gave media #%d an invalid size\n", j);
320 return (-1);
321 }
322 }
323 return (0);
324}
325
326
327
328/**
329 * Process mondoarchive's command-line switches.
330 * @param bkpinfo The backup information structure to populate.
331 * @param flag_val An array of the argument passed to each switch (the letter is the index).
332 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
333 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
334 * FALSE if it's not.
335 * @return The number of problems with the switches, or 0 for success.
336 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
337 */
338int
339process_switches(char flag_val[128][MAX_STR_LEN], bool flag_set[128])
340{
341
342 /*@ ints *** */
343 int i = 0;
344 int retval = 0;
345 int percent = 0;
346
347 /*@ buffers ** */
348 char *tmp;
349 char *tmp1;
350 char *psz;
351 char *p;
352 char *q;
353
354 long itbs = 0L;
355
356 struct stat buf;
357
358 malloc_string(tmp);
359 malloc_string(psz);
360
361 assert(bkpinfo != NULL);
362 assert(flag_val != NULL);
363 assert(flag_set != NULL);
364
365 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
366
367/* compulsory */
368 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
369 flag_set['t'] + flag_set['u'] + flag_set['r'] +
370 flag_set['w'] + flag_set['C'];
371 if (i == 0) {
372 retval++;
373 log_to_screen("You must specify the media type\n");
374 }
375 if (i > 1) {
376 retval++;
377 log_to_screen("Please specify only one media type\n");
378 }
379 if (flag_set['K']) {
380 g_loglevel = atoi(flag_val['K']);
381 if (g_loglevel < 3) {
382 g_loglevel = 3;
383 }
384 }
385 if (flag_set['L'] && flag_set['0']) {
386 retval++;
387 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
388 }
389 bkpinfo->backup_data = flag_set['O'];
390 bkpinfo->verify_data = flag_set['V'];
391 if (flag_set['I'] && !bkpinfo->backup_data) {
392 log_to_screen("-I switch is ignored if just verifying");
393 }
394 if (flag_set['E'] && !bkpinfo->backup_data) {
395 log_to_screen("-E switch is ignored if just verifying");
396 }
397
398 if (!find_home_of_exe("afio")) {
399 if (find_home_of_exe("star")) {
400 flag_set['R'] = TRUE;
401 log_msg(1, "Using star instead of afio");
402 } else {
403 fatal_error
404 ("Neither afio nor star is installed. Please install at least one.");
405 }
406 }
407
408 if (flag_set['R']) {
409 bkpinfo->use_star = TRUE;
410 if (flag_set['L']) {
411 fatal_error("You may not use star and lzop at the same time.");
412 }
413 if (!find_home_of_exe("star")) {
414 fatal_error
415 ("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
416 }
417 }
418 if (flag_set['W']) {
419 bkpinfo->nonbootable_backup = TRUE;
420 log_to_screen("Warning - you have opted for non-bootable backup");
421 if (flag_set['f'] || flag_set['l']) {
422 log_to_screen
423 ("You don't need to specify bootloader or bootdevice");
424 }
425 }
426 if (flag_set['t'] && flag_set['H']) {
427 fatal_error
428 ("Sorry, you may not nuke w/o warning from tape. Drop -H, please.");
429 }
430 if (flag_set['I']) {
431 if (!strcmp(bkpinfo->include_paths, "/")) {
432 log_msg(2, "'/' is pleonastic.");
433 bkpinfo->include_paths[0] = '\0';
434 }
435 if (bkpinfo->include_paths[0]) {
436 strcat(bkpinfo->include_paths, " ");
437 }
438 asprintf(&tmp1, flag_val['I']);
439 p = tmp1;
440 q = tmp1;
441
442 /* Cut the flag_val['I'] in parts containing all paths to test them */
443 while (p != NULL) {
444 q = strchr(p, ' ');
445 if (q != NULL) {
446 *q = '\0';
447 if (stat(p, &buf) != 0) {
448 log_msg(1, "ERROR ! %s doesn't exist", p);
449 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
450 }
451 p = q+1 ;
452 } else {
453 if (stat(p, &buf) != 0) {
454 log_msg(1, "ERROR ! %s doesn't exist", p);
455 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
456 }
457 p = NULL;
458 }
459 }
460 paranoid_free(tmp1);
461
462 strncpy(bkpinfo->include_paths + strlen(bkpinfo->include_paths),
463 flag_val['I'],
464 4*MAX_STR_LEN - strlen(bkpinfo->include_paths));
465 log_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
466 if (bkpinfo->include_paths[0] == '-') {
467 retval++;
468 log_to_screen("Please supply a sensible value with '-I'\n");
469 }
470 }
471
472 if (g_kernel_version >= 2.6 && !flag_set['d']
473 && (flag_set['c'] || flag_set['w'])) {
474 fatal_error
475 ("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
476 }
477
478
479 if (flag_set['J']) {
480 if (flag_set['I']) {
481 retval++;
482 log_to_screen
483 ("Please do not use -J in combination with -I. If you want to make a list of files to backup, that's fine, use -J <filename> but please don't muddy the waters by combining -J with -I. Thanks. :-)");
484 }
485 bkpinfo->make_filelist = FALSE;
486 strcpy(bkpinfo->include_paths, flag_val['J']);
487 }
488 if (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) {
489 if (!flag_set['r'] && g_kernel_version <= 2.5
490 && strstr(flag_val['d'], "/dev/")) {
491 fatal_error
492 ("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
493 }
494 if (flag_set['r'] && g_kernel_version <= 2.5
495 && !strstr(flag_val['d'], "/dev/")) {
496 fatal_error
497 ("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
498 }
499 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
500 log_to_screen
501 ("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk...");
502 }
503
504 if (system("which cdrecord > /dev/null 2> /dev/null")
505 && system("which dvdrecord > /dev/null 2> /dev/null")) {
506 fatal_error
507 ("Please install dvdrecord/cdrecord and try again.");
508 }
509 if (flag_set['C']) {
510 bkpinfo->cdrw_speed = atoi(flag_val['C']);
511 if (bkpinfo->cdrw_speed < 1) {
512 fatal_error
513 ("You specified a silly speed for a CD-R[W] drive");
514 }
515 if (!flag_set['L']) {
516 log_to_screen
517 ("You must use -L with -C. Therefore I am setting it for you.");
518 flag_set['L'] = 1;
519 flag_val['L'][0] = '\0';
520 }
521 } else {
522 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
523 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
524// log_msg(3, "flag_set['r'] = %i", flag_set['r'] );
525 if (flag_set['c']) {
526 bkpinfo->cdrw_speed = atoi(flag_val['c']);
527 } else if (flag_set['w']) {
528 bkpinfo->cdrw_speed = atoi(flag_val['w']);
529 } else if (flag_set['r']) {
530 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
531 }
532
533 if (bkpinfo->cdrw_speed < 1) {
534 fatal_error
535 ("You specified a silly speed for a CD-R[W] drive");
536 }
537 }
538 }
539 if (flag_set['t'] && !flag_set['d']) {
540 log_it("Hmm! No tape drive specified. Let's see what we can do.");
541 if (find_tape_device_and_size(flag_val['d'], tmp)) {
542 fatal_error
543 ("Tape device not specified. I couldn't find it either.");
544 }
545 flag_set['d'] = TRUE;
546 sprintf(tmp,
547 "You didn't specify a tape streamer device. I'm assuming %s",
548 flag_val['d']);
549 log_to_screen(tmp);
550 percent = 0;
551 }
552
553 if (flag_set['r']) // DVD
554 {
555 if (flag_set['m']) {
556 fatal_error
557 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
558 }
559 if (!flag_set['d']) {
560 if (!find_dvd_device(flag_val['d'], FALSE)) {
561 flag_set['d'] = TRUE;
562 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
563 }
564 }
565 if (!find_home_of_exe("growisofs")) {
566 fatal_error
567 ("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
568 }
569 if (!find_home_of_exe("dvd+rw-format")) {
570 fatal_error
571 ("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
572 }
573 if (strchr(flag_val['d'], ',')) {
574 fatal_error
575 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
576 }
577 if (!flag_set['s']) {
578 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
579 strcat(flag_val['s'], "m");
580 log_to_screen
581 ("You did not specify a size (-s) for DVD. I'm guessing %s.",
582 flag_val['s']);
583 flag_set['s'] = 1;
584 }
585/*
586 if (flag_set['Z']) {
587 bkpinfo->blank_dvd_first = TRUE;
588 }
589*/
590 }
591
592 if (flag_set['t'] || flag_set['u']) { /* tape size */
593 if (strchr(flag_val['d'], ',')) {
594 fatal_error
595 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
596 }
597 if (flag_set['O']) {
598 if (flag_set['s']) {
599 if (flag_set['t']) {
600 fatal_error
601 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
602 }
603 if (process_the_s_switch(flag_val['s'])) {
604 fatal_error("Bad -s switch");
605 }
606 } else if (flag_set['u'] || flag_set['t']) {
607 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
608 bkpinfo->media_size[i] = 0;
609 }
610 } else {
611 retval++;
612 log_to_screen("Tape size not specified.\n");
613 }
614 }
615 } else { /* CD size */
616 if (flag_set['s']) {
617 if (process_the_s_switch(flag_val['s'])) {
618 fatal_error("Bad -s switch");
619 }
620 }
621 if (flag_set['w']) {
622 bkpinfo->wipe_media_first = TRUE;
623 } /* CD-RW */
624 }
625 if (flag_set['n']) {
626 strncpy(bkpinfo->nfs_mount, flag_val['n'], MAX_STR_LEN);
627 if (!flag_set['d']) {
628 strncpy(bkpinfo->nfs_remote_dir, "/", MAX_STR_LEN);
629 }
630 sprintf(tmp, "mount | grep -E \"^%s .*\" | cut -d' ' -f3",
631 bkpinfo->nfs_mount);
632 strncpy(bkpinfo->isodir,
633 call_program_and_get_last_line_of_output(tmp),
634 MAX_STR_LEN / 4);
635 if (strlen(bkpinfo->isodir) < 3) {
636 retval++;
637 log_to_screen("NFS share is not mounted. Please mount it.\n");
638 }
639 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
640 log_msg(3, "isodir= %s", bkpinfo->isodir);
641 }
642 if (flag_set['c']) {
643 bkpinfo->backup_media_type = cdr;
644 }
645 if (flag_set['C']) {
646 bkpinfo->backup_media_type = cdstream;
647 }
648 if (flag_set['i']) {
649 bkpinfo->backup_media_type = iso;
650 }
651 if (flag_set['n']) {
652 bkpinfo->backup_media_type = nfs;
653 }
654 if (flag_set['r']) {
655 bkpinfo->backup_media_type = dvd;
656 }
657 if (flag_set['t']) {
658 bkpinfo->backup_media_type = tape;
659 }
660 if (flag_set['u']) {
661 bkpinfo->backup_media_type = udev;
662 }
663 if (flag_set['w']) {
664 bkpinfo->backup_media_type = cdrw;
665 }
666 if (flag_set['z']) {
667 if (find_home_of_exe("getfattr")) {
668 asprintf(&g_getfattr,"getfattr");
669 }
670 if (find_home_of_exe("getfacl")) {
671 asprintf(&g_getfacl,"getfacl");
672 }
673 }
674
675 /* optional, popular */
676 if (flag_set['g']) {
677 g_text_mode = FALSE;
678 }
679
680 if (flag_set['E']) {
681 if (bkpinfo->exclude_paths[0]) {
682 strcat(bkpinfo->exclude_paths, " ");
683 }
684 asprintf(&tmp1, flag_val['E']);
685 p = tmp1;
686 q = tmp1;
687
688 /* Cut the flag_val['E'] in parts containing all paths to test them */
689 while (p != NULL) {
690 q = strchr(p, ' ');
691 if (q != NULL) {
692 *q = '\0';
693 /* Fix bug 14 where ending / cause a problem later
694 * so handled here for the moment */
695 q--;
696 if (*q == '/') {
697 *q = '\0';
698 }
699 q++;
700 /* End of bug fix */
701 if (stat(p, &buf) != 0) {
702 log_msg(1, "WARNING ! %s doesn't exist", p);
703 }
704 p = q+1 ;
705 } else {
706 if (stat(p, &buf) != 0) {
707 log_msg(1, "WARNING ! %s doesn't exist", p);
708 }
709 p = NULL;
710 }
711 }
712 paranoid_free(tmp1);
713
714 strncpy(bkpinfo->exclude_paths + strlen(bkpinfo->exclude_paths),
715 flag_val['E'],
716 4*MAX_STR_LEN - strlen(bkpinfo->exclude_paths));
717 }
718 if (flag_set['e']) {
719 bkpinfo->please_dont_eject = TRUE;
720 }
721 if (flag_set['N']) // exclude NFS mounts & devices
722 {
723// strncpy(psz, list_of_NFS_devices_and_mounts(), MAX_STR_LEN);
724 strncpy(psz, list_of_NFS_mounts_only(), MAX_STR_LEN);
725 if (bkpinfo->exclude_paths[0]) {
726 strncat(bkpinfo->exclude_paths, " ", 4*MAX_STR_LEN);
727 }
728 strncat(bkpinfo->exclude_paths, psz, 4*MAX_STR_LEN);
729 log_msg(3, "-N means we're now excluding %s",
730 bkpinfo->exclude_paths);
731 }
732 if (strlen(bkpinfo->exclude_paths) >= 4*MAX_STR_LEN) {
733 fatal_error
734 ("Your '-E' parameter is too long. Increase MAX_STR_LEN");
735 }
736 if (flag_set['b']) {
737 strcpy(psz, flag_val['b']);
738 log_msg(1, "psz = '%s'", psz);
739 if (psz[strlen(psz) - 1] == 'k') {
740 psz[strlen(psz) - 1] = '\0';
741 itbs = atol(psz) * 1024L;
742 } else {
743 itbs = atol(psz);
744 }
745 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
746 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
747 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
748 fatal_error
749 ("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
750 }
751 bkpinfo->internal_tape_block_size = itbs;
752 }
753 if (flag_set['D']) {
754 bkpinfo->differential = 1;
755// bkpinfo->differential = atoi (flag_val['D']);
756 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
757 fatal_error
758 ("The D option should be between 1 and 9 inclusive");
759 }
760 }
761 if (flag_set['x']) {
762 strncpy(bkpinfo->image_devs, flag_val['x'], MAX_STR_LEN / 4);
763 if (run_program_and_log_output("which ntfsclone", 2)) {
764 fatal_error("Please install ntfsprogs package/tarball.");
765 }
766 }
767 if (flag_set['m']) {
768 bkpinfo->manual_cd_tray = TRUE;
769 }
770 if (flag_set['k']) {
771 strncpy(bkpinfo->kernel_path, flag_val['k'], MAX_STR_LEN);
772 if (!strcmp(bkpinfo->kernel_path, "failsafe")) {
773 strcpy(bkpinfo->kernel_path, "FAILSAFE");
774 }
775 if (strcmp(bkpinfo->kernel_path, "FAILSAFE")
776 && !does_file_exist(bkpinfo->kernel_path)) {
777 retval++;
778 sprintf(tmp,
779 "You specified kernel '%s', which does not exist\n",
780 bkpinfo->kernel_path);
781 log_to_screen(tmp);
782 }
783 }
784 if (flag_set['p']) {
785 strncpy(bkpinfo->prefix, flag_val['p'], MAX_STR_LEN / 4);
786 }
787
788
789 if (flag_set['d']) { /* backup directory (if ISO/NFS) */
790 if (flag_set['i']) {
791 strncpy(bkpinfo->isodir, flag_val['d'], MAX_STR_LEN / 4);
792 sprintf(tmp, "ls -l %s", bkpinfo->isodir);
793 if (run_program_and_log_output(tmp, FALSE)) {
794 fatal_error
795 ("output folder does not exist - please create it");
796 }
797 } else if (flag_set['n']) {
798 strncpy(bkpinfo->nfs_remote_dir, flag_val['d'], MAX_STR_LEN);
799 } else { /* backup device (if tape/CD-R/CD-RW) */
800
801 strncpy(bkpinfo->media_device, flag_val['d'], MAX_STR_LEN / 4);
802 }
803 }
804
805 if (flag_set['n']) {
806 sprintf(tmp, "echo hi > %s/%s/.dummy.txt", bkpinfo->isodir,
807 bkpinfo->nfs_remote_dir);
808 if (run_program_and_log_output(tmp, FALSE)) {
809 retval++;
810 sprintf(tmp,
811 "Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n",
812 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
813 log_to_screen(tmp);
814 }
815 }
816
817 if (!flag_set['d']
818 && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
819 if (g_kernel_version >= 2.6) {
820 if (popup_and_get_string
821 ("Device", "Please specify the device",
822 bkpinfo->media_device, MAX_STR_LEN / 4)) {
823 retval++;
824 log_to_screen("User opted to cancel.");
825 }
826 } else if (find_cdrw_device(bkpinfo->media_device)) {
827 retval++;
828 log_to_screen
829 ("Tried and failed to find CD-R[W] drive automatically.\n");
830 } else {
831 flag_set['d'] = TRUE;
832 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
833 }
834 }
835
836 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
837 retval++;
838 log_to_screen("Please specify the backup device/directory.\n");
839 fatal_error
840 ("You didn't use -d to specify the backup device/directory.");
841 }
842/* optional, obscure */
843 for (i = '0'; i <= '9'; i++) {
844 if (flag_set[i]) {
845 bkpinfo->compression_level = i - '0';
846 } /* not '\0' but '0' */
847 }
848 if (flag_set['S']) {
849 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'],
850 random() % 32768);
851 }
852 if (flag_set['T']) {
853 setup_tmpdir(flag_val['T']);
854 sprintf(tmp, "touch %s/.foo.dat", bkpinfo->tmpdir);
855 if (run_program_and_log_output(tmp, 1)) {
856 retval++;
857 log_to_screen
858 ("Please specify a tempdir which I can write to. :)");
859 fatal_error("I cannot write to the tempdir you specified.");
860 }
861 sprintf(tmp, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
862 if (run_program_and_log_output(tmp, 1)) {
863 retval++;
864 log_to_screen
865 ("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
866 fatal_error("I cannot write to the tempdir you specified.");
867 }
868 }
869 if (flag_set['A']) {
870 strncpy(bkpinfo->call_after_iso, flag_val['A'], MAX_STR_LEN);
871 }
872 if (flag_set['B']) {
873 strncpy(bkpinfo->call_before_iso, flag_val['B'], MAX_STR_LEN);
874 }
875 if (flag_set['F']) {
876 g_skip_floppies = TRUE;
877 }
878 if (flag_set['H']) {
879 g_cd_recovery = TRUE;
880 }
881 if (flag_set['l']) {
882#ifdef __FreeBSD__
883# define BOOT_LOADER_CHARS "GLBMR"
884#else
885# ifdef __IA64__
886# define BOOT_LOADER_CHARS "GER"
887# else
888# define BOOT_LOADER_CHARS "GLR"
889# endif
890#endif
891 if (!strchr
892 (BOOT_LOADER_CHARS,
893 (bkpinfo->boot_loader = flag_val['l'][0]))) {
894 log_msg(1, "%c? WTF is %c? I need G, L, E or R.",
895 bkpinfo->boot_loader, bkpinfo->boot_loader);
896 fatal_error
897 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
898 }
899#undef BOOT_LOADER_CHARS
900 }
901 if (flag_set['f']) {
902 strncpy(bkpinfo->boot_device,
903 resolve_softlinks_to_get_to_actual_device_file(flag_val
904 ['f']),
905 MAX_STR_LEN / 4);
906 }
907 if (flag_set['P']) {
908 strncpy(bkpinfo->postnuke_tarball, flag_val['P'], MAX_STR_LEN);
909 }
910 if (flag_set['Q']) {
911 i = which_boot_loader(tmp);
912 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
913 printf("boot loader is %c, residing at %s\n", i, tmp);
914 finish(0);
915 }
916 if (flag_set['L']) {
917 bkpinfo->use_lzo = TRUE;
918 if (run_program_and_log_output("which lzop", FALSE)) {
919 retval++;
920 log_to_screen
921 ("Please install LZOP. You can't use '-L' until you do.\n");
922 }
923 }
924
925 if (flag_set['G']) {
926 bkpinfo->use_gzip = TRUE;
927 if (run_program_and_log_output("which gzip", FALSE)) {
928 retval++;
929 log_to_screen
930 ("Please install gzip. You can't use '-G' until you do.\n");
931 }
932 }
933
934 if (!flag_set['o']
935 &&
936 !run_program_and_log_output
937 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", TRUE)) {
938 bkpinfo->make_cd_use_lilo = TRUE;
939 log_to_screen
940 ("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary.");
941 }
942 if (flag_set['o']) {
943 bkpinfo->make_cd_use_lilo = TRUE;
944 }
945#ifndef __FreeBSD__
946 else {
947 if (!is_this_a_valid_disk_format("vfat")) {
948 bkpinfo->make_cd_use_lilo = TRUE;
949 log_to_screen
950 ("Your kernel appears not to support vfat filesystems. I am therefore");
951 log_to_screen
952 ("using LILO instead of SYSLINUX as the CD/floppy's boot loader.");
953 }
954 if (run_program_and_log_output("which mkfs.vfat", FALSE)) {
955 bkpinfo->make_cd_use_lilo = TRUE;
956#ifdef __IA32__
957 log_to_screen
958 ("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
959 log_to_screen
960 ("your boot loader. I shall therefore use LILO instead.");
961#endif
962#ifdef __IA64__
963 log_to_screen
964 ("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
965 log_to_screen("environment correctly. Please install it.");
966 fatal_error("Aborting");
967#endif
968 }
969#ifdef __IA64__
970 /* We force ELILO usage on IA64 */
971 bkpinfo->make_cd_use_lilo = TRUE;
972#endif
973 }
974#endif
975
976 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
977 paranoid_system("touch /boot/boot.b");
978 }
979
980 i = flag_set['O'] + flag_set['V'];
981 if (i == 0) {
982 retval++;
983 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
984 }
985
986/* and finally... */
987
988 paranoid_free(tmp);
989 paranoid_free(psz);
990 return (retval);
991}
992
993
994
995/**
996 * Get the switches from @p argc and @p argv using getopt() and place them in
997 * @p flag_set and @p flag_val.
998 * @param argc The argument count (@p argc passed to main()).
999 * @param argv The argument vector (@p argv passed to main()).
1000 * @param flag_val An array indexed by switch letter - if a switch is set and
1001 * has an argument then set flag_val[switch] to that argument.
1002 * @param flag_set An array indexed by switch letter - if a switch is set then
1003 * set flag_set[switch] to TRUE, else set it to FALSE.
1004 * @return The number of problems with the command line (0 for success).
1005 */
1006int
1007retrieve_switches_from_command_line(int argc, char *argv[],
1008 char flag_val[128][MAX_STR_LEN],
1009 bool flag_set[128])
1010{
1011 /*@ ints ** */
1012 int opt = 0;
1013 char tmp[MAX_STR_LEN];
1014 int i = 0;
1015 int len;
1016
1017 /*@ bools *** */
1018 bool bad_switches = FALSE;
1019
1020 assert(flag_val != NULL);
1021 assert(flag_set != NULL);
1022
1023 for (i = 0; i < 128; i++) {
1024 flag_val[i][0] = '\0';
1025 flag_set[i] = FALSE;
1026 }
1027 while ((opt =
1028 getopt(argc, argv,
1029 "0123456789A:B:C:DE:FGHI:J:K:LNOP:QRS:T:VWb:c:d:ef:gik:l:mn:op:rs:tuw:x:z"))
1030 != -1) {
1031 if (opt == '?') {
1032 bad_switches = TRUE;
1033 /*log_it("Invalid option: %c\n",optopt); */
1034 } else {
1035 if (flag_set[optopt]) {
1036 bad_switches = TRUE;
1037 sprintf(tmp, "Switch -%c previously defined as %s\n", opt,
1038 flag_val[i]);
1039 log_to_screen(tmp);
1040 } else {
1041 flag_set[opt] = TRUE;
1042 if (optarg) {
1043 len = strlen(optarg);
1044 if (optarg[0] != '/' && optarg[len - 1] == '/') {
1045 optarg[--len] = '\0';
1046 log_to_screen
1047 ("Warning - param '%s' should not have trailing slash!",
1048 optarg);
1049 }
1050 if (opt == 'd') {
1051 if (strchr(flag_val[opt], '/')
1052 && flag_val[opt][0] != '/') {
1053 sprintf(tmp,
1054 "-%c flag --- must be absolute path --- '%s' isn't absolute",
1055 opt, flag_val[opt]);
1056 log_to_screen(tmp);
1057 bad_switches = TRUE;
1058 }
1059 }
1060 strcpy(flag_val[opt], optarg);
1061 }
1062 }
1063 }
1064 }
1065 for (i = optind; i < argc; i++) {
1066 bad_switches = TRUE;
1067 sprintf(tmp, "Invalid arg -- %s\n", argv[i]);
1068 log_to_screen(tmp);
1069 }
1070 return (bad_switches);
1071}
1072
1073
1074
1075
1076/**
1077 * Print a not-so-helpful help message and exit.
1078 */
1079void help_screen()
1080{
1081 log_msg(1, "Type 'man mondo-archive' for more information\n");
1082 exit(1);
1083}
1084
1085
1086/**
1087 * Terminate Mondo in response to a signal.
1088 * @param sig The signal number received.
1089 */
1090void terminate_daemon(int sig)
1091{
1092 char tmp[64];
1093 char tmp2[MAX_STR_LEN];
1094 // char command[512];
1095 // pid_t pid;
1096
1097 switch (sig) {
1098 case SIGINT:
1099 sprintf(tmp, "SIGINT");
1100 strcpy(tmp2, "You interrupted me :-)");
1101 break;
1102 case SIGKILL:
1103 sprintf(tmp, "SIGKILL");
1104 strcpy(tmp2,
1105 "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1106 break;
1107 case SIGTERM:
1108 sprintf(tmp, "SIGTERM");
1109 strcpy(tmp2, "Got terminate signal");
1110 break;
1111 case SIGHUP:
1112 sprintf(tmp, "SIGHUP");
1113 strcpy(tmp2, "Hangup on line");
1114 break;
1115 case SIGSEGV:
1116 sprintf(tmp, "SIGSEGV");
1117 strcpy(tmp2,
1118 "Internal programming error. Please send a backtrace as well as your log.");
1119 break;
1120 case SIGPIPE:
1121 sprintf(tmp, "SIGPIPE");
1122 strcpy(tmp2, "Pipe was broken");
1123 break;
1124 case SIGABRT:
1125 sprintf(tmp, "SIGABRT");
1126 sprintf(tmp2,
1127 "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1128 break;
1129 default:
1130 sprintf(tmp, "(Unknown)");
1131 }
1132
1133 strcat(tmp, " signal received from OS");
1134 log_to_screen(tmp);
1135 log_to_screen(tmp2);
1136 if (sig == SIGABRT) {
1137 sleep(10);
1138 }
1139 kill_buffer();
1140 fatal_error
1141 ("Mondoarchive is terminating in response to a signal from the OS");
1142 finish(254); // just in case
1143}
1144
1145
1146
1147
1148/**
1149 * Turn signal-trapping on or off.
1150 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1151 */
1152void set_signals(int on)
1153{
1154 int signals[] =
1155 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1156 int i;
1157
1158 signal(SIGPIPE, sigpipe_occurred);
1159 for (i = 0; signals[i]; i++) {
1160 if (on) {
1161 signal(signals[i], terminate_daemon);
1162 } else {
1163 signal(signals[i], termination_in_progress);
1164 }
1165 }
1166}
1167
1168
1169
1170
1171/**
1172 * Exit immediately without cleaning up.
1173 * @param sig The signal we are exiting due to.
1174 */
1175void termination_in_progress(int sig)
1176{
1177 log_msg(1, "Termination in progress");
1178 usleep(1000);
1179 pthread_exit(0);
1180}
1181
1182/* @} - end of cliGroup */
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