source: MondoRescue/branches/2.2.5/mondo/src/mondoarchive/mondo-cli.c@ 1784

Last change on this file since 1784 was 1784, checked in by Bruno Cornec, 16 years ago

Fix mindi for Debian x86_64 where /lib64 is a link
  • Property svn:keywords set to Id
File size: 32.2 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 1784 2007-11-10 22:47:07Z 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 1784 2007-11-10 22:47:07Z 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 bool g_sigpipe;
176
177/*@ file pointer **************************************************/
178extern FILE *g_tape_stream;
179
180/*@ long long *****************************************************/
181extern long long g_tape_posK;
182
183/*@ long **********************************************************/
184extern long g_noof_sets;
185
186/*@ bool******** **************************************************/
187bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
188bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
189extern bool g_cd_recovery;
190
191extern void setup_tmpdir(char *path);
192
193/**
194 * Whether we're restoring from ISOs. Obviously not, since this is the
195 * backup program.
196 * @note You @b MUST declare this variable somewhere in your program if
197 * you use libmondo. Otherwise the link will fail.
198 * @ingroup globalGroup
199 */
200bool g_ISO_restore_mode = FALSE;
201
202
203extern double g_kernel_version;
204extern int g_current_media_number;
205extern pid_t g_main_pid;
206extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
207
208/* Do we use extended attributes and acl ?
209 * By default no, use --acl & --attr options to force their usage */
210char *g_getfacl = NULL;
211char *g_getfattr = NULL;
212
213/* Reference to global bkpinfo */
214extern struct s_bkpinfo *bkpinfo;
215
216/**
217 * @addtogroup cliGroup
218 * @{
219 */
220/**
221 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
222 * @param argc The argument count, including the program name; @p argc passed to main().
223 * @param argv The argument vector; @p argv passed to main().
224 * @param bkpinfo The backup information structure to populate.
225 * @return The number of problems with the command line (0 for success).
226 */
227int
228handle_incoming_parameters(int argc, char *argv[])
229{
230 /*@ int *** */
231 int res = 0;
232 int retval = 0;
233 int i = 0, j;
234
235 /*@ buffers *************** */
236 char *tmp;
237 char flag_val[128][MAX_STR_LEN];
238 bool flag_set[128];
239
240 tmp = malloc(9*MAX_STR_LEN);
241 sensibly_set_tmpdir_and_scratchdir();
242 for (i = 0; i < 128; i++) {
243 flag_val[i][0] = '\0';
244 flag_set[i] = FALSE;
245 }
246 // strcpy (bkpinfo->scratchdir, "/home");
247 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
248 bkpinfo->media_size[j] = 650;
249 } /* default */
250 res =
251 retrieve_switches_from_command_line(argc, argv, flag_val,
252 flag_set);
253 retval += res;
254 if (!retval) {
255 res = process_switches(flag_val, flag_set);
256 retval += res;
257 }
258/*
259 if (!retval)
260 {
261*/
262 log_msg(3, "Switches:-");
263 for (i = 0; i < 128; i++) {
264 if (flag_set[i]) {
265 sprintf(tmp, "-%c %s", i, flag_val[i]);
266 log_msg(3, tmp);
267 }
268 }
269// }
270 sprintf(tmp, "rm -Rf %s/tmp.mondo.*", bkpinfo->tmpdir);
271 paranoid_system(tmp);
272 sprintf(tmp, "rm -Rf %s/mondo.scratch.*", bkpinfo->scratchdir);
273 paranoid_system(tmp);
274 sprintf(bkpinfo->scratchdir + strlen(bkpinfo->scratchdir),
275 "/mondo.scratch.%ld", random() % 32767);
276 sprintf(tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
277 paranoid_system(tmp);
278 sprintf(tmp, "mkdir -p %s", bkpinfo->scratchdir);
279 paranoid_system(tmp);
280 paranoid_free(tmp);
281 return (retval);
282}
283
284
285
286
287/**
288 * Store the sizespec(s) stored in @p value into @p bkpinfo.
289 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
290 * @param value The sizespec (e.g. "2g", "40m").
291 * @return 0, always.
292 * @bug Return code not needed.
293 */
294int process_the_s_switch(char *value)
295{
296 int j;
297 char tmp[MAX_STR_LEN], *p, comment[MAX_STR_LEN];
298
299 assert(bkpinfo != NULL);
300 assert(value != NULL);
301
302 bkpinfo->media_size[0] = -1; /* dummy value */
303 for (j = 1, p = value; j < MAX_NOOF_MEDIA && strchr(p, ',');
304 j++, p = strchr(p, ',') + 1) {
305 strncpy(tmp, p, MAX_STR_LEN);
306 *(strchr(tmp, ',')) = '\0';
307 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(tmp);
308 sprintf(comment, "media_size[%d] = %ld", j,
309 bkpinfo->media_size[j]);
310 log_msg(3, comment);
311 }
312 for (; j <= MAX_NOOF_MEDIA; j++) {
313 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(p);
314 }
315// bkpinfo->media_size[0] = bkpinfo->media_size[MAX_NOOF_MEDIA];
316 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
317 if (bkpinfo->media_size[j] <= 0) {
318 log_msg(1, "You gave media #%d an invalid size\n", j);
319 return (-1);
320 }
321 }
322 return (0);
323}
324
325
326
327/**
328 * Process mondoarchive's command-line switches.
329 * @param bkpinfo The backup information structure to populate.
330 * @param flag_val An array of the argument passed to each switch (the letter is the index).
331 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
332 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
333 * FALSE if it's not.
334 * @return The number of problems with the switches, or 0 for success.
335 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
336 */
337int
338process_switches(char flag_val[128][MAX_STR_LEN], bool flag_set[128])
339{
340
341 /*@ ints *** */
342 int i = 0;
343 int retval = 0;
344 int percent = 0;
345
346 /*@ buffers ** */
347 char *tmp;
348 char *tmp1;
349 char *psz;
350 char *p;
351 char *q;
352
353 long itbs = 0L;
354
355 struct stat buf;
356
357 malloc_string(tmp);
358 malloc_string(psz);
359
360 assert(bkpinfo != NULL);
361 assert(flag_val != NULL);
362 assert(flag_set != NULL);
363
364 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
365
366/* compulsory */
367 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
368 flag_set['t'] + flag_set['u'] + flag_set['r'] +
369 flag_set['w'] + flag_set['C'] + flag_set['U'];
370 if (i == 0) {
371 retval++;
372 log_to_screen("You must specify the media type\n");
373 }
374 if (i > 1) {
375 retval++;
376 log_to_screen("Please specify only one media type\n");
377 }
378 if (flag_set['K']) {
379 g_loglevel = atoi(flag_val['K']);
380 if (g_loglevel < 3) {
381 g_loglevel = 3;
382 }
383 }
384 if (flag_set['L'] && flag_set['0']) {
385 retval++;
386 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
387 }
388 bkpinfo->backup_data = flag_set['O'];
389 bkpinfo->verify_data = flag_set['V'];
390 if (flag_set['I'] && !bkpinfo->backup_data) {
391 log_to_screen("-I switch is ignored if just verifying");
392 }
393 if (flag_set['E'] && !bkpinfo->backup_data) {
394 log_to_screen("-E switch is ignored if just verifying");
395 }
396
397 if (!find_home_of_exe("afio")) {
398 if (find_home_of_exe("star")) {
399 flag_set['R'] = TRUE;
400 log_msg(1, "Using star instead of afio");
401 } else {
402 fatal_error
403 ("Neither afio nor star is installed. Please install at least one.");
404 }
405 }
406
407 if (flag_set['R']) {
408 bkpinfo->use_star = TRUE;
409 if (flag_set['L']) {
410 fatal_error("You may not use star and lzop at the same time.");
411 }
412 if (!find_home_of_exe("star")) {
413 fatal_error
414 ("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
415 }
416 }
417 if (flag_set['W']) {
418 bkpinfo->nonbootable_backup = TRUE;
419 log_to_screen("Warning - you have opted for non-bootable backup");
420 if (flag_set['f'] || flag_set['l']) {
421 log_to_screen
422 ("You don't need to specify bootloader or bootdevice");
423 }
424 }
425 if (flag_set['t'] && flag_set['H']) {
426 fatal_error
427 ("Sorry, you may not nuke w/o warning from tape. Drop -H, please.");
428 }
429 if (flag_set['I']) {
430 if (!strcmp(bkpinfo->include_paths, "/")) {
431 log_msg(2, "'/' is pleonastic.");
432 bkpinfo->include_paths[0] = '\0';
433 }
434 if (bkpinfo->include_paths[0]) {
435 strcat(bkpinfo->include_paths, " ");
436 }
437 asprintf(&tmp1, flag_val['I']);
438 p = tmp1;
439 q = tmp1;
440
441 /* Cut the flag_val['I'] in parts containing all paths to test them */
442 while (p != NULL) {
443 q = strchr(p, ' ');
444 if (q != NULL) {
445 *q = '\0';
446 if (stat(p, &buf) != 0) {
447 log_msg(1, "ERROR ! %s doesn't exist", p);
448 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
449 }
450 p = q+1 ;
451 } else {
452 if (stat(p, &buf) != 0) {
453 log_msg(1, "ERROR ! %s doesn't exist", p);
454 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
455 }
456 p = NULL;
457 }
458 }
459 paranoid_free(tmp1);
460
461 strncpy(bkpinfo->include_paths + strlen(bkpinfo->include_paths),
462 flag_val['I'],
463 4*MAX_STR_LEN - strlen(bkpinfo->include_paths));
464 log_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
465 if (bkpinfo->include_paths[0] == '-') {
466 retval++;
467 log_to_screen("Please supply a sensible value with '-I'\n");
468 }
469 }
470
471 if (g_kernel_version >= 2.6 && !flag_set['d']
472 && (flag_set['c'] || flag_set['w'])) {
473 fatal_error
474 ("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
475 }
476
477
478 if (flag_set['J']) {
479 if (flag_set['I']) {
480 retval++;
481 log_to_screen
482 ("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. :-)");
483 }
484 bkpinfo->make_filelist = FALSE;
485 strcpy(bkpinfo->include_paths, flag_val['J']);
486 }
487 if (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) {
488 if (!flag_set['r'] && g_kernel_version <= 2.5
489 && strstr(flag_val['d'], "/dev/")) {
490 fatal_error
491 ("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
492 }
493 if (flag_set['r'] && g_kernel_version <= 2.5
494 && !strstr(flag_val['d'], "/dev/")) {
495 fatal_error
496 ("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
497 }
498 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
499 log_to_screen
500 ("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk...");
501 }
502
503 if (system("which cdrecord > /dev/null 2> /dev/null")
504 && system("which dvdrecord > /dev/null 2> /dev/null")) {
505 fatal_error
506 ("Please install dvdrecord/cdrecord and try again.");
507 }
508 if (flag_set['C']) {
509 bkpinfo->cdrw_speed = atoi(flag_val['C']);
510 if (bkpinfo->cdrw_speed < 1) {
511 fatal_error
512 ("You specified a silly speed for a CD-R[W] drive");
513 }
514 if (!flag_set['L']) {
515 log_to_screen
516 ("You must use -L with -C. Therefore I am setting it for you.");
517 flag_set['L'] = 1;
518 flag_val['L'][0] = '\0';
519 }
520 } else {
521 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
522 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
523// log_msg(3, "flag_set['r'] = %i", flag_set['r'] );
524 if (flag_set['c']) {
525 bkpinfo->cdrw_speed = atoi(flag_val['c']);
526 } else if (flag_set['w']) {
527 bkpinfo->cdrw_speed = atoi(flag_val['w']);
528 } else if (flag_set['r']) {
529 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
530 }
531
532 if (bkpinfo->cdrw_speed < 1) {
533 fatal_error
534 ("You specified a silly speed for a CD-R[W] drive");
535 }
536 }
537 }
538 if (flag_set['t'] && !flag_set['d']) {
539 log_it("Hmm! No tape drive specified. Let's see what we can do.");
540 if (find_tape_device_and_size(flag_val['d'], tmp)) {
541 fatal_error
542 ("Tape device not specified. I couldn't find it either.");
543 }
544 flag_set['d'] = TRUE;
545 sprintf(tmp,
546 "You didn't specify a tape streamer device. I'm assuming %s",
547 flag_val['d']);
548 log_to_screen(tmp);
549 percent = 0;
550 }
551
552 if (flag_set['U']) // USB
553 {
554 if (! flag_set['d']) {
555 fatal_error
556 ("You need to specify a device file with -d for bootable USB device creation");
557 }
558 if (!flag_set['s']) {
559 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
560 }
561 }
562
563 if (flag_set['r']) // DVD
564 {
565 if (flag_set['m']) {
566 fatal_error
567 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
568 }
569 if (!flag_set['d']) {
570 if (!find_dvd_device(flag_val['d'], FALSE)) {
571 flag_set['d'] = TRUE;
572 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
573 }
574 }
575 if (!find_home_of_exe("growisofs")) {
576 fatal_error
577 ("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
578 }
579 if (!find_home_of_exe("dvd+rw-format")) {
580 fatal_error
581 ("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
582 }
583 if (strchr(flag_val['d'], ',')) {
584 fatal_error
585 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
586 }
587 if (!flag_set['s']) {
588 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
589 strcat(flag_val['s'], "m");
590 log_to_screen
591 ("You did not specify a size (-s) for DVD. I'm guessing %s.",
592 flag_val['s']);
593 flag_set['s'] = 1;
594 }
595/*
596 if (flag_set['Z']) {
597 bkpinfo->blank_dvd_first = TRUE;
598 }
599*/
600 }
601
602 if (flag_set['t'] || flag_set['u']) { /* tape size */
603 if (strchr(flag_val['d'], ',')) {
604 fatal_error
605 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
606 }
607 if (flag_set['O']) {
608 if (flag_set['s']) {
609 if (flag_set['t']) {
610 fatal_error
611 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
612 }
613 if (process_the_s_switch(flag_val['s'])) {
614 fatal_error("Bad -s switch");
615 }
616 } else if (flag_set['u'] || flag_set['t']) {
617 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
618 bkpinfo->media_size[i] = 0;
619 }
620 } else {
621 retval++;
622 log_to_screen("Tape size not specified.\n");
623 }
624 }
625 } else { /* CD|USB size */
626 if (flag_set['s']) {
627 if (process_the_s_switch(flag_val['s'])) {
628 fatal_error("Bad -s switch");
629 }
630 }
631 if (flag_set['w']) {
632 bkpinfo->wipe_media_first = TRUE;
633 } /* CD-RW */
634 }
635 if (flag_set['n']) {
636 strncpy(bkpinfo->nfs_mount, flag_val['n'], MAX_STR_LEN);
637 if (!flag_set['d']) {
638 strncpy(bkpinfo->nfs_remote_dir, "/", MAX_STR_LEN);
639 }
640 sprintf(tmp, "mount | grep -E \"^%s .*\" | cut -d' ' -f3",
641 bkpinfo->nfs_mount);
642 strncpy(bkpinfo->isodir,
643 call_program_and_get_last_line_of_output(tmp),
644 MAX_STR_LEN / 4);
645 if (strlen(bkpinfo->isodir) < 3) {
646 retval++;
647 log_to_screen("NFS share is not mounted. Please mount it.\n");
648 }
649 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
650 log_msg(3, "isodir= %s", bkpinfo->isodir);
651 }
652 if (flag_set['c']) {
653 bkpinfo->backup_media_type = cdr;
654 }
655 if (flag_set['C']) {
656 bkpinfo->backup_media_type = cdstream;
657 }
658 if (flag_set['i']) {
659 bkpinfo->backup_media_type = iso;
660 }
661 if (flag_set['n']) {
662 bkpinfo->backup_media_type = nfs;
663 }
664 if (flag_set['r']) {
665 bkpinfo->backup_media_type = dvd;
666 }
667 if (flag_set['t']) {
668 bkpinfo->backup_media_type = tape;
669 }
670 if (flag_set['u']) {
671 bkpinfo->backup_media_type = udev;
672 }
673 if (flag_set['w']) {
674 bkpinfo->backup_media_type = cdrw;
675 }
676 if (flag_set['U']) {
677 bkpinfo->backup_media_type = usb;
678 /* Never try to eject a USB device */
679 bkpinfo->please_dont_eject = TRUE;
680 }
681 if (flag_set['z']) {
682 if (find_home_of_exe("getfattr")) {
683 asprintf(&g_getfattr,"getfattr");
684 }
685 if (find_home_of_exe("getfacl")) {
686 asprintf(&g_getfacl,"getfacl");
687 }
688 }
689
690 /* optional, popular */
691 if (flag_set['g']) {
692 g_text_mode = FALSE;
693 }
694
695 if (flag_set['E']) {
696 if (bkpinfo->exclude_paths[0]) {
697 strcat(bkpinfo->exclude_paths, " ");
698 }
699 asprintf(&tmp1, flag_val['E']);
700 p = tmp1;
701 q = tmp1;
702
703 /* Cut the flag_val['E'] in parts containing all paths to test them */
704 while (p != NULL) {
705 q = strchr(p, ' ');
706 if (q != NULL) {
707 *q = '\0';
708 /* Fix bug 14 where ending / cause a problem later
709 * so handled here for the moment */
710 q--;
711 if (*q == '/') {
712 *q = '\0';
713 }
714 q++;
715 /* End of bug fix */
716 if (stat(p, &buf) != 0) {
717 log_msg(1, "WARNING ! %s doesn't exist", p);
718 }
719 p = q+1 ;
720 } else {
721 if (stat(p, &buf) != 0) {
722 log_msg(1, "WARNING ! %s doesn't exist", p);
723 }
724 p = NULL;
725 }
726 }
727 paranoid_free(tmp1);
728
729 strncpy(bkpinfo->exclude_paths + strlen(bkpinfo->exclude_paths),
730 flag_val['E'],
731 4*MAX_STR_LEN - strlen(bkpinfo->exclude_paths));
732 }
733 if (flag_set['e']) {
734 bkpinfo->please_dont_eject = TRUE;
735 }
736 if (flag_set['N']) // exclude NFS mounts & devices
737 {
738// strncpy(psz, list_of_NFS_devices_and_mounts(), MAX_STR_LEN);
739 strncpy(psz, list_of_NFS_mounts_only(), MAX_STR_LEN);
740 if (bkpinfo->exclude_paths[0]) {
741 strncat(bkpinfo->exclude_paths, " ", 4*MAX_STR_LEN);
742 }
743 strncat(bkpinfo->exclude_paths, psz, 4*MAX_STR_LEN);
744 log_msg(3, "-N means we're now excluding %s",
745 bkpinfo->exclude_paths);
746 }
747 if (strlen(bkpinfo->exclude_paths) >= 4*MAX_STR_LEN) {
748 fatal_error
749 ("Your '-E' parameter is too long. Increase MAX_STR_LEN");
750 }
751 if (flag_set['b']) {
752 strcpy(psz, flag_val['b']);
753 log_msg(1, "psz = '%s'", psz);
754 if (psz[strlen(psz) - 1] == 'k') {
755 psz[strlen(psz) - 1] = '\0';
756 itbs = atol(psz) * 1024L;
757 } else {
758 itbs = atol(psz);
759 }
760 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
761 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
762 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
763 fatal_error
764 ("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
765 }
766 bkpinfo->internal_tape_block_size = itbs;
767 }
768 if (flag_set['D']) {
769 bkpinfo->differential = 1;
770// bkpinfo->differential = atoi (flag_val['D']);
771 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
772 fatal_error
773 ("The D option should be between 1 and 9 inclusive");
774 }
775 }
776 if (flag_set['x']) {
777 strncpy(bkpinfo->image_devs, flag_val['x'], MAX_STR_LEN / 4);
778 if (run_program_and_log_output("which ntfsclone", 2)) {
779 fatal_error("Please install ntfsprogs package/tarball.");
780 }
781 }
782 if (flag_set['m']) {
783 bkpinfo->manual_cd_tray = TRUE;
784 }
785 if (flag_set['k']) {
786 strncpy(bkpinfo->kernel_path, flag_val['k'], MAX_STR_LEN);
787 if (!strcmp(bkpinfo->kernel_path, "failsafe")) {
788 strcpy(bkpinfo->kernel_path, "FAILSAFE");
789 }
790 if (strcmp(bkpinfo->kernel_path, "FAILSAFE")
791 && !does_file_exist(bkpinfo->kernel_path)) {
792 retval++;
793 sprintf(tmp,
794 "You specified kernel '%s', which does not exist\n",
795 bkpinfo->kernel_path);
796 log_to_screen(tmp);
797 }
798 }
799 if (flag_set['p']) {
800 strncpy(bkpinfo->prefix, flag_val['p'], MAX_STR_LEN / 4);
801 }
802
803
804 if (flag_set['d']) { /* backup directory (if ISO/NFS) */
805 if (flag_set['i']) {
806 strncpy(bkpinfo->isodir, flag_val['d'], MAX_STR_LEN / 4);
807 sprintf(tmp, "ls -l %s", bkpinfo->isodir);
808 if (run_program_and_log_output(tmp, 2)) {
809 fatal_error
810 ("output folder does not exist - please create it");
811 }
812 } else if (flag_set['n']) {
813 strncpy(bkpinfo->nfs_remote_dir, flag_val['d'], MAX_STR_LEN);
814 } else { /* backup device (if tape/CD-R/CD-RW) */
815
816 strncpy(bkpinfo->media_device, flag_val['d'], MAX_STR_LEN / 4);
817 }
818 }
819
820 if (flag_set['n']) {
821 asprintf(&tmp1,"%s/%s/.dummy.txt", bkpinfo->isodir,bkpinfo->nfs_remote_dir);
822 sprintf(tmp, "echo hi > %s", tmp1);
823 if (run_program_and_log_output(tmp, 2)) {
824 retval++;
825 sprintf(tmp,
826 "Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n",
827 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
828 log_to_screen(tmp);
829 }
830 unlink(tmp1);
831 paranoid_free(tmp1);
832 }
833
834 if (!flag_set['d']
835 && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
836 if (g_kernel_version >= 2.6) {
837 if (popup_and_get_string
838 ("Device", "Please specify the device",
839 bkpinfo->media_device, MAX_STR_LEN / 4)) {
840 retval++;
841 log_to_screen("User opted to cancel.");
842 }
843 } else if (find_cdrw_device(bkpinfo->media_device)) {
844 retval++;
845 log_to_screen
846 ("Tried and failed to find CD-R[W] drive automatically.\n");
847 } else {
848 flag_set['d'] = TRUE;
849 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
850 }
851 }
852
853 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
854 retval++;
855 log_to_screen("Please specify the backup device/directory.\n");
856 fatal_error
857 ("You didn't use -d to specify the backup device/directory.");
858 }
859/* optional, obscure */
860 for (i = '0'; i <= '9'; i++) {
861 if (flag_set[i]) {
862 bkpinfo->compression_level = i - '0';
863 } /* not '\0' but '0' */
864 }
865 if (flag_set['S']) {
866 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'],
867 random() % 32768);
868 }
869 if (flag_set['T']) {
870 setup_tmpdir(flag_val['T']);
871 sprintf(tmp, "touch %s/.foo.dat", bkpinfo->tmpdir);
872 if (run_program_and_log_output(tmp, 1)) {
873 retval++;
874 log_to_screen
875 ("Please specify a tempdir which I can write to. :)");
876 fatal_error("I cannot write to the tempdir you specified.");
877 }
878 sprintf(tmp, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
879 if (run_program_and_log_output(tmp, 1)) {
880 retval++;
881 log_to_screen
882 ("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
883 fatal_error("I cannot write to the tempdir you specified.");
884 }
885 }
886 if (flag_set['A']) {
887 strncpy(bkpinfo->call_after_iso, flag_val['A'], MAX_STR_LEN);
888 }
889 if (flag_set['B']) {
890 strncpy(bkpinfo->call_before_iso, flag_val['B'], MAX_STR_LEN);
891 }
892 if (flag_set['F']) {
893 g_skip_floppies = TRUE;
894 }
895 if (flag_set['H']) {
896 g_cd_recovery = TRUE;
897 }
898 if (flag_set['l']) {
899#ifdef __FreeBSD__
900# define BOOT_LOADER_CHARS "GLBMR"
901#else
902# ifdef __IA64__
903# define BOOT_LOADER_CHARS "GER"
904# else
905# define BOOT_LOADER_CHARS "GLR"
906# endif
907#endif
908 if (!strchr
909 (BOOT_LOADER_CHARS,
910 (bkpinfo->boot_loader = flag_val['l'][0]))) {
911 log_msg(1, "%c? WTF is %c? I need G, L, E or R.",
912 bkpinfo->boot_loader, bkpinfo->boot_loader);
913 fatal_error
914 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
915 }
916#undef BOOT_LOADER_CHARS
917 }
918 if (flag_set['f']) {
919 strncpy(bkpinfo->boot_device,
920 resolve_softlinks_to_get_to_actual_device_file(flag_val
921 ['f']),
922 MAX_STR_LEN / 4);
923 }
924 if (flag_set['P']) {
925 strncpy(bkpinfo->postnuke_tarball, flag_val['P'], MAX_STR_LEN);
926 }
927 if (flag_set['Q']) {
928 i = which_boot_loader(tmp);
929 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
930 printf("boot loader is %c, residing at %s\n", i, tmp);
931 finish(0);
932 }
933 if (flag_set['L']) {
934 bkpinfo->use_lzo = TRUE;
935 if (run_program_and_log_output("which lzop", 2)) {
936 retval++;
937 log_to_screen
938 ("Please install LZOP. You can't use '-L' until you do.\n");
939 }
940 }
941
942 if (flag_set['G']) {
943 bkpinfo->use_gzip = TRUE;
944 if (run_program_and_log_output("which gzip", 2)) {
945 retval++;
946 log_to_screen
947 ("Please install gzip. You can't use '-G' until you do.\n");
948 }
949 }
950
951 if (!flag_set['o']
952 &&
953 !run_program_and_log_output
954 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", 2)) {
955 bkpinfo->make_cd_use_lilo = TRUE;
956 log_to_screen
957 ("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary.");
958 }
959 if (flag_set['o']) {
960 bkpinfo->make_cd_use_lilo = TRUE;
961 }
962#ifndef __FreeBSD__
963 else {
964 if (!is_this_a_valid_disk_format("vfat")) {
965 bkpinfo->make_cd_use_lilo = TRUE;
966 log_to_screen
967 ("Your kernel appears not to support vfat filesystems. I am therefore");
968 log_to_screen
969 ("using LILO instead of SYSLINUX as the CD/floppy's boot loader.");
970 }
971 if (run_program_and_log_output("which mkfs.vfat", 2)) {
972 bkpinfo->make_cd_use_lilo = TRUE;
973#ifdef __IA32__
974 log_to_screen
975 ("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
976 log_to_screen
977 ("your boot loader. I shall therefore use LILO instead.");
978#endif
979#ifdef __IA64__
980 log_to_screen
981 ("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
982 log_to_screen("environment correctly. Please install it.");
983 fatal_error("Aborting");
984#endif
985 }
986#ifdef __IA64__
987 /* We force ELILO usage on IA64 */
988 bkpinfo->make_cd_use_lilo = TRUE;
989#endif
990 }
991#endif
992
993 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
994 paranoid_system("touch /boot/boot.b");
995 }
996
997 i = flag_set['O'] + flag_set['V'];
998 if (i == 0) {
999 retval++;
1000 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
1001 }
1002
1003/* and finally... */
1004
1005 paranoid_free(tmp);
1006 paranoid_free(psz);
1007 return (retval);
1008}
1009
1010
1011
1012/**
1013 * Get the switches from @p argc and @p argv using getopt() and place them in
1014 * @p flag_set and @p flag_val.
1015 * @param argc The argument count (@p argc passed to main()).
1016 * @param argv The argument vector (@p argv passed to main()).
1017 * @param flag_val An array indexed by switch letter - if a switch is set and
1018 * has an argument then set flag_val[switch] to that argument.
1019 * @param flag_set An array indexed by switch letter - if a switch is set then
1020 * set flag_set[switch] to TRUE, else set it to FALSE.
1021 * @return The number of problems with the command line (0 for success).
1022 */
1023int
1024retrieve_switches_from_command_line(int argc, char *argv[],
1025 char flag_val[128][MAX_STR_LEN],
1026 bool flag_set[128])
1027{
1028 /*@ ints ** */
1029 int opt = 0;
1030 char tmp[MAX_STR_LEN];
1031 int i = 0;
1032 int len;
1033
1034 /*@ bools *** */
1035 bool bad_switches = FALSE;
1036
1037 assert(flag_val != NULL);
1038 assert(flag_set != NULL);
1039
1040 for (i = 0; i < 128; i++) {
1041 flag_val[i][0] = '\0';
1042 flag_set[i] = FALSE;
1043 }
1044 while ((opt =
1045 getopt(argc, argv,
1046 "0123456789A:B:C:DE:FGHI:J:K:LNOP:QRS:T:UVWb:c:d:ef:gik:l:mn:op:rs:tuw:x:z"))
1047 != -1) {
1048 if (opt == '?') {
1049 bad_switches = TRUE;
1050 /*log_it("Invalid option: %c\n",optopt); */
1051 } else {
1052 if (flag_set[optopt]) {
1053 bad_switches = TRUE;
1054 sprintf(tmp, "Switch -%c previously defined as %s\n", opt,
1055 flag_val[i]);
1056 log_to_screen(tmp);
1057 } else {
1058 flag_set[opt] = TRUE;
1059 if (optarg) {
1060 len = strlen(optarg);
1061 if (optarg[0] != '/' && optarg[len - 1] == '/') {
1062 optarg[--len] = '\0';
1063 log_to_screen
1064 ("Warning - param '%s' should not have trailing slash!",
1065 optarg);
1066 }
1067 if (opt == 'd') {
1068 if (strchr(flag_val[opt], '/')
1069 && flag_val[opt][0] != '/') {
1070 sprintf(tmp,
1071 "-%c flag --- must be absolute path --- '%s' isn't absolute",
1072 opt, flag_val[opt]);
1073 log_to_screen(tmp);
1074 bad_switches = TRUE;
1075 }
1076 }
1077 strcpy(flag_val[opt], optarg);
1078 }
1079 }
1080 }
1081 }
1082 for (i = optind; i < argc; i++) {
1083 bad_switches = TRUE;
1084 sprintf(tmp, "Invalid arg -- %s\n", argv[i]);
1085 log_to_screen(tmp);
1086 }
1087 return (bad_switches);
1088}
1089
1090
1091
1092
1093/**
1094 * Print a not-so-helpful help message and exit.
1095 */
1096void help_screen()
1097{
1098 log_msg(1, "Type 'man mondo-archive' for more information\n");
1099 exit(1);
1100}
1101
1102
1103/**
1104 * Terminate Mondo in response to a signal.
1105 * @param sig The signal number received.
1106 */
1107void terminate_daemon(int sig)
1108{
1109 char tmp[64];
1110 char tmp2[MAX_STR_LEN];
1111 // char command[512];
1112 // pid_t pid;
1113
1114 switch (sig) {
1115 case SIGINT:
1116 sprintf(tmp, "SIGINT");
1117 strcpy(tmp2, "You interrupted me :-)");
1118 break;
1119 case SIGKILL:
1120 sprintf(tmp, "SIGKILL");
1121 strcpy(tmp2,
1122 "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1123 break;
1124 case SIGTERM:
1125 sprintf(tmp, "SIGTERM");
1126 strcpy(tmp2, "Got terminate signal");
1127 break;
1128 case SIGHUP:
1129 sprintf(tmp, "SIGHUP");
1130 strcpy(tmp2, "Hangup on line");
1131 break;
1132 case SIGSEGV:
1133 sprintf(tmp, "SIGSEGV");
1134 strcpy(tmp2,
1135 "Internal programming error. Please send a backtrace as well as your log.");
1136 break;
1137 case SIGPIPE:
1138 sprintf(tmp, "SIGPIPE");
1139 strcpy(tmp2, "Pipe was broken");
1140 break;
1141 case SIGABRT:
1142 sprintf(tmp, "SIGABRT");
1143 sprintf(tmp2,
1144 "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1145 break;
1146 default:
1147 sprintf(tmp, "(Unknown)");
1148 }
1149
1150 strcat(tmp, " signal received from OS");
1151 log_to_screen(tmp);
1152 log_to_screen(tmp2);
1153 if (sig == SIGABRT) {
1154 sleep(10);
1155 }
1156 kill_buffer();
1157 fatal_error
1158 ("Mondoarchive is terminating in response to a signal from the OS");
1159 finish(254); // just in case
1160}
1161
1162
1163
1164
1165/**
1166 * Turn signal-trapping on or off.
1167 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1168 */
1169void set_signals(int on)
1170{
1171 int signals[] =
1172 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1173 int i;
1174
1175 signal(SIGPIPE, sigpipe_occurred);
1176 for (i = 0; signals[i]; i++) {
1177 if (on) {
1178 signal(signals[i], terminate_daemon);
1179 } else {
1180 signal(signals[i], termination_in_progress);
1181 }
1182 }
1183}
1184
1185
1186
1187
1188/**
1189 * Exit immediately without cleaning up.
1190 * @param sig The signal we are exiting due to.
1191 */
1192void termination_in_progress(int sig)
1193{
1194 log_msg(1, "Termination in progress");
1195 usleep(1000);
1196 pthread_exit(0);
1197}
1198
1199/* @} - end of cliGroup */
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