source: MondoRescue/branches/2.2.5/mondo/src/mondoarchive/mondo-cli.c@ 1687

Last change on this file since 1687 was 1687, checked in by Bruno Cornec, 17 years ago

First attempt to integrate USB support in mondoarchive (may not compile)
  • Property svn:keywords set to Id
File size: 32.1 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 1687 2007-10-20 12:47:12Z 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 1687 2007-10-20 12:47:12Z 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['U']) // USB
554 {
555 if (! flag_set['d']) {
556 fatal_error
557 ("You need to specify a device file with -d for bootable USB device creation");
558 }
559 if (!flag_set['s']) {
560 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
561 }
562 }
563
564 if (flag_set['r']) // DVD
565 {
566 if (flag_set['m']) {
567 fatal_error
568 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
569 }
570 if (!flag_set['d']) {
571 if (!find_dvd_device(flag_val['d'], FALSE)) {
572 flag_set['d'] = TRUE;
573 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
574 }
575 }
576 if (!find_home_of_exe("growisofs")) {
577 fatal_error
578 ("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
579 }
580 if (!find_home_of_exe("dvd+rw-format")) {
581 fatal_error
582 ("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
583 }
584 if (strchr(flag_val['d'], ',')) {
585 fatal_error
586 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
587 }
588 if (!flag_set['s']) {
589 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
590 strcat(flag_val['s'], "m");
591 log_to_screen
592 ("You did not specify a size (-s) for DVD. I'm guessing %s.",
593 flag_val['s']);
594 flag_set['s'] = 1;
595 }
596/*
597 if (flag_set['Z']) {
598 bkpinfo->blank_dvd_first = TRUE;
599 }
600*/
601 }
602
603 if (flag_set['t'] || flag_set['u']) { /* tape size */
604 if (strchr(flag_val['d'], ',')) {
605 fatal_error
606 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
607 }
608 if (flag_set['O']) {
609 if (flag_set['s']) {
610 if (flag_set['t']) {
611 fatal_error
612 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
613 }
614 if (process_the_s_switch(flag_val['s'])) {
615 fatal_error("Bad -s switch");
616 }
617 } else if (flag_set['u'] || flag_set['t']) {
618 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
619 bkpinfo->media_size[i] = 0;
620 }
621 } else {
622 retval++;
623 log_to_screen("Tape size not specified.\n");
624 }
625 }
626 } else { /* CD|USB size */
627 if (flag_set['s']) {
628 if (process_the_s_switch(flag_val['s'])) {
629 fatal_error("Bad -s switch");
630 }
631 }
632 if (flag_set['w']) {
633 bkpinfo->wipe_media_first = TRUE;
634 } /* CD-RW */
635 }
636 if (flag_set['n']) {
637 strncpy(bkpinfo->nfs_mount, flag_val['n'], MAX_STR_LEN);
638 if (!flag_set['d']) {
639 strncpy(bkpinfo->nfs_remote_dir, "/", MAX_STR_LEN);
640 }
641 sprintf(tmp, "mount | grep -E \"^%s .*\" | cut -d' ' -f3",
642 bkpinfo->nfs_mount);
643 strncpy(bkpinfo->isodir,
644 call_program_and_get_last_line_of_output(tmp),
645 MAX_STR_LEN / 4);
646 if (strlen(bkpinfo->isodir) < 3) {
647 retval++;
648 log_to_screen("NFS share is not mounted. Please mount it.\n");
649 }
650 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
651 log_msg(3, "isodir= %s", bkpinfo->isodir);
652 }
653 if (flag_set['c']) {
654 bkpinfo->backup_media_type = cdr;
655 }
656 if (flag_set['C']) {
657 bkpinfo->backup_media_type = cdstream;
658 }
659 if (flag_set['i']) {
660 bkpinfo->backup_media_type = iso;
661 }
662 if (flag_set['n']) {
663 bkpinfo->backup_media_type = nfs;
664 }
665 if (flag_set['r']) {
666 bkpinfo->backup_media_type = dvd;
667 }
668 if (flag_set['t']) {
669 bkpinfo->backup_media_type = tape;
670 }
671 if (flag_set['u']) {
672 bkpinfo->backup_media_type = udev;
673 }
674 if (flag_set['w']) {
675 bkpinfo->backup_media_type = cdrw;
676 }
677 if (flag_set['U']) {
678 bkpinfo->backup_media_type = usb;
679 }
680 if (flag_set['z']) {
681 if (find_home_of_exe("getfattr")) {
682 asprintf(&g_getfattr,"getfattr");
683 }
684 if (find_home_of_exe("getfacl")) {
685 asprintf(&g_getfacl,"getfacl");
686 }
687 }
688
689 /* optional, popular */
690 if (flag_set['g']) {
691 g_text_mode = FALSE;
692 }
693
694 if (flag_set['E']) {
695 if (bkpinfo->exclude_paths[0]) {
696 strcat(bkpinfo->exclude_paths, " ");
697 }
698 asprintf(&tmp1, flag_val['E']);
699 p = tmp1;
700 q = tmp1;
701
702 /* Cut the flag_val['E'] in parts containing all paths to test them */
703 while (p != NULL) {
704 q = strchr(p, ' ');
705 if (q != NULL) {
706 *q = '\0';
707 /* Fix bug 14 where ending / cause a problem later
708 * so handled here for the moment */
709 q--;
710 if (*q == '/') {
711 *q = '\0';
712 }
713 q++;
714 /* End of bug fix */
715 if (stat(p, &buf) != 0) {
716 log_msg(1, "WARNING ! %s doesn't exist", p);
717 }
718 p = q+1 ;
719 } else {
720 if (stat(p, &buf) != 0) {
721 log_msg(1, "WARNING ! %s doesn't exist", p);
722 }
723 p = NULL;
724 }
725 }
726 paranoid_free(tmp1);
727
728 strncpy(bkpinfo->exclude_paths + strlen(bkpinfo->exclude_paths),
729 flag_val['E'],
730 4*MAX_STR_LEN - strlen(bkpinfo->exclude_paths));
731 }
732 if (flag_set['e']) {
733 bkpinfo->please_dont_eject = TRUE;
734 }
735 if (flag_set['N']) // exclude NFS mounts & devices
736 {
737// strncpy(psz, list_of_NFS_devices_and_mounts(), MAX_STR_LEN);
738 strncpy(psz, list_of_NFS_mounts_only(), MAX_STR_LEN);
739 if (bkpinfo->exclude_paths[0]) {
740 strncat(bkpinfo->exclude_paths, " ", 4*MAX_STR_LEN);
741 }
742 strncat(bkpinfo->exclude_paths, psz, 4*MAX_STR_LEN);
743 log_msg(3, "-N means we're now excluding %s",
744 bkpinfo->exclude_paths);
745 }
746 if (strlen(bkpinfo->exclude_paths) >= 4*MAX_STR_LEN) {
747 fatal_error
748 ("Your '-E' parameter is too long. Increase MAX_STR_LEN");
749 }
750 if (flag_set['b']) {
751 strcpy(psz, flag_val['b']);
752 log_msg(1, "psz = '%s'", psz);
753 if (psz[strlen(psz) - 1] == 'k') {
754 psz[strlen(psz) - 1] = '\0';
755 itbs = atol(psz) * 1024L;
756 } else {
757 itbs = atol(psz);
758 }
759 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
760 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
761 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
762 fatal_error
763 ("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
764 }
765 bkpinfo->internal_tape_block_size = itbs;
766 }
767 if (flag_set['D']) {
768 bkpinfo->differential = 1;
769// bkpinfo->differential = atoi (flag_val['D']);
770 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
771 fatal_error
772 ("The D option should be between 1 and 9 inclusive");
773 }
774 }
775 if (flag_set['x']) {
776 strncpy(bkpinfo->image_devs, flag_val['x'], MAX_STR_LEN / 4);
777 if (run_program_and_log_output("which ntfsclone", 2)) {
778 fatal_error("Please install ntfsprogs package/tarball.");
779 }
780 }
781 if (flag_set['m']) {
782 bkpinfo->manual_cd_tray = TRUE;
783 }
784 if (flag_set['k']) {
785 strncpy(bkpinfo->kernel_path, flag_val['k'], MAX_STR_LEN);
786 if (!strcmp(bkpinfo->kernel_path, "failsafe")) {
787 strcpy(bkpinfo->kernel_path, "FAILSAFE");
788 }
789 if (strcmp(bkpinfo->kernel_path, "FAILSAFE")
790 && !does_file_exist(bkpinfo->kernel_path)) {
791 retval++;
792 sprintf(tmp,
793 "You specified kernel '%s', which does not exist\n",
794 bkpinfo->kernel_path);
795 log_to_screen(tmp);
796 }
797 }
798 if (flag_set['p']) {
799 strncpy(bkpinfo->prefix, flag_val['p'], MAX_STR_LEN / 4);
800 }
801
802
803 if (flag_set['d']) { /* backup directory (if ISO/NFS) */
804 if (flag_set['i']) {
805 strncpy(bkpinfo->isodir, flag_val['d'], MAX_STR_LEN / 4);
806 sprintf(tmp, "ls -l %s", bkpinfo->isodir);
807 if (run_program_and_log_output(tmp, FALSE)) {
808 fatal_error
809 ("output folder does not exist - please create it");
810 }
811 } else if (flag_set['n']) {
812 strncpy(bkpinfo->nfs_remote_dir, flag_val['d'], MAX_STR_LEN);
813 } else { /* backup device (if tape/CD-R/CD-RW) */
814
815 strncpy(bkpinfo->media_device, flag_val['d'], MAX_STR_LEN / 4);
816 }
817 }
818
819 if (flag_set['n']) {
820 sprintf(tmp, "echo hi > %s/%s/.dummy.txt", bkpinfo->isodir,
821 bkpinfo->nfs_remote_dir);
822 if (run_program_and_log_output(tmp, FALSE)) {
823 retval++;
824 sprintf(tmp,
825 "Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n",
826 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
827 log_to_screen(tmp);
828 }
829 }
830
831 if (!flag_set['d']
832 && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
833 if (g_kernel_version >= 2.6) {
834 if (popup_and_get_string
835 ("Device", "Please specify the device",
836 bkpinfo->media_device, MAX_STR_LEN / 4)) {
837 retval++;
838 log_to_screen("User opted to cancel.");
839 }
840 } else if (find_cdrw_device(bkpinfo->media_device)) {
841 retval++;
842 log_to_screen
843 ("Tried and failed to find CD-R[W] drive automatically.\n");
844 } else {
845 flag_set['d'] = TRUE;
846 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
847 }
848 }
849
850 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
851 retval++;
852 log_to_screen("Please specify the backup device/directory.\n");
853 fatal_error
854 ("You didn't use -d to specify the backup device/directory.");
855 }
856/* optional, obscure */
857 for (i = '0'; i <= '9'; i++) {
858 if (flag_set[i]) {
859 bkpinfo->compression_level = i - '0';
860 } /* not '\0' but '0' */
861 }
862 if (flag_set['S']) {
863 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'],
864 random() % 32768);
865 }
866 if (flag_set['T']) {
867 setup_tmpdir(flag_val['T']);
868 sprintf(tmp, "touch %s/.foo.dat", bkpinfo->tmpdir);
869 if (run_program_and_log_output(tmp, 1)) {
870 retval++;
871 log_to_screen
872 ("Please specify a tempdir which I can write to. :)");
873 fatal_error("I cannot write to the tempdir you specified.");
874 }
875 sprintf(tmp, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
876 if (run_program_and_log_output(tmp, 1)) {
877 retval++;
878 log_to_screen
879 ("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
880 fatal_error("I cannot write to the tempdir you specified.");
881 }
882 }
883 if (flag_set['A']) {
884 strncpy(bkpinfo->call_after_iso, flag_val['A'], MAX_STR_LEN);
885 }
886 if (flag_set['B']) {
887 strncpy(bkpinfo->call_before_iso, flag_val['B'], MAX_STR_LEN);
888 }
889 if (flag_set['F']) {
890 g_skip_floppies = TRUE;
891 }
892 if (flag_set['H']) {
893 g_cd_recovery = TRUE;
894 }
895 if (flag_set['l']) {
896#ifdef __FreeBSD__
897# define BOOT_LOADER_CHARS "GLBMR"
898#else
899# ifdef __IA64__
900# define BOOT_LOADER_CHARS "GER"
901# else
902# define BOOT_LOADER_CHARS "GLR"
903# endif
904#endif
905 if (!strchr
906 (BOOT_LOADER_CHARS,
907 (bkpinfo->boot_loader = flag_val['l'][0]))) {
908 log_msg(1, "%c? WTF is %c? I need G, L, E or R.",
909 bkpinfo->boot_loader, bkpinfo->boot_loader);
910 fatal_error
911 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
912 }
913#undef BOOT_LOADER_CHARS
914 }
915 if (flag_set['f']) {
916 strncpy(bkpinfo->boot_device,
917 resolve_softlinks_to_get_to_actual_device_file(flag_val
918 ['f']),
919 MAX_STR_LEN / 4);
920 }
921 if (flag_set['P']) {
922 strncpy(bkpinfo->postnuke_tarball, flag_val['P'], MAX_STR_LEN);
923 }
924 if (flag_set['Q']) {
925 i = which_boot_loader(tmp);
926 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
927 printf("boot loader is %c, residing at %s\n", i, tmp);
928 finish(0);
929 }
930 if (flag_set['L']) {
931 bkpinfo->use_lzo = TRUE;
932 if (run_program_and_log_output("which lzop", FALSE)) {
933 retval++;
934 log_to_screen
935 ("Please install LZOP. You can't use '-L' until you do.\n");
936 }
937 }
938
939 if (flag_set['G']) {
940 bkpinfo->use_gzip = TRUE;
941 if (run_program_and_log_output("which gzip", FALSE)) {
942 retval++;
943 log_to_screen
944 ("Please install gzip. You can't use '-G' until you do.\n");
945 }
946 }
947
948 if (!flag_set['o']
949 &&
950 !run_program_and_log_output
951 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", TRUE)) {
952 bkpinfo->make_cd_use_lilo = TRUE;
953 log_to_screen
954 ("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary.");
955 }
956 if (flag_set['o']) {
957 bkpinfo->make_cd_use_lilo = TRUE;
958 }
959#ifndef __FreeBSD__
960 else {
961 if (!is_this_a_valid_disk_format("vfat")) {
962 bkpinfo->make_cd_use_lilo = TRUE;
963 log_to_screen
964 ("Your kernel appears not to support vfat filesystems. I am therefore");
965 log_to_screen
966 ("using LILO instead of SYSLINUX as the CD/floppy's boot loader.");
967 }
968 if (run_program_and_log_output("which mkfs.vfat", FALSE)) {
969 bkpinfo->make_cd_use_lilo = TRUE;
970#ifdef __IA32__
971 log_to_screen
972 ("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
973 log_to_screen
974 ("your boot loader. I shall therefore use LILO instead.");
975#endif
976#ifdef __IA64__
977 log_to_screen
978 ("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
979 log_to_screen("environment correctly. Please install it.");
980 fatal_error("Aborting");
981#endif
982 }
983#ifdef __IA64__
984 /* We force ELILO usage on IA64 */
985 bkpinfo->make_cd_use_lilo = TRUE;
986#endif
987 }
988#endif
989
990 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
991 paranoid_system("touch /boot/boot.b");
992 }
993
994 i = flag_set['O'] + flag_set['V'];
995 if (i == 0) {
996 retval++;
997 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
998 }
999
1000/* and finally... */
1001
1002 paranoid_free(tmp);
1003 paranoid_free(psz);
1004 return (retval);
1005}
1006
1007
1008
1009/**
1010 * Get the switches from @p argc and @p argv using getopt() and place them in
1011 * @p flag_set and @p flag_val.
1012 * @param argc The argument count (@p argc passed to main()).
1013 * @param argv The argument vector (@p argv passed to main()).
1014 * @param flag_val An array indexed by switch letter - if a switch is set and
1015 * has an argument then set flag_val[switch] to that argument.
1016 * @param flag_set An array indexed by switch letter - if a switch is set then
1017 * set flag_set[switch] to TRUE, else set it to FALSE.
1018 * @return The number of problems with the command line (0 for success).
1019 */
1020int
1021retrieve_switches_from_command_line(int argc, char *argv[],
1022 char flag_val[128][MAX_STR_LEN],
1023 bool flag_set[128])
1024{
1025 /*@ ints ** */
1026 int opt = 0;
1027 char tmp[MAX_STR_LEN];
1028 int i = 0;
1029 int len;
1030
1031 /*@ bools *** */
1032 bool bad_switches = FALSE;
1033
1034 assert(flag_val != NULL);
1035 assert(flag_set != NULL);
1036
1037 for (i = 0; i < 128; i++) {
1038 flag_val[i][0] = '\0';
1039 flag_set[i] = FALSE;
1040 }
1041 while ((opt =
1042 getopt(argc, argv,
1043 "0123456789A:B:C:DE:FGHI:J:K:LNOP:QRS:T:UVWb:c:d:ef:gik:l:mn:op:rs:tuw:x:z"))
1044 != -1) {
1045 if (opt == '?') {
1046 bad_switches = TRUE;
1047 /*log_it("Invalid option: %c\n",optopt); */
1048 } else {
1049 if (flag_set[optopt]) {
1050 bad_switches = TRUE;
1051 sprintf(tmp, "Switch -%c previously defined as %s\n", opt,
1052 flag_val[i]);
1053 log_to_screen(tmp);
1054 } else {
1055 flag_set[opt] = TRUE;
1056 if (optarg) {
1057 len = strlen(optarg);
1058 if (optarg[0] != '/' && optarg[len - 1] == '/') {
1059 optarg[--len] = '\0';
1060 log_to_screen
1061 ("Warning - param '%s' should not have trailing slash!",
1062 optarg);
1063 }
1064 if (opt == 'd') {
1065 if (strchr(flag_val[opt], '/')
1066 && flag_val[opt][0] != '/') {
1067 sprintf(tmp,
1068 "-%c flag --- must be absolute path --- '%s' isn't absolute",
1069 opt, flag_val[opt]);
1070 log_to_screen(tmp);
1071 bad_switches = TRUE;
1072 }
1073 }
1074 strcpy(flag_val[opt], optarg);
1075 }
1076 }
1077 }
1078 }
1079 for (i = optind; i < argc; i++) {
1080 bad_switches = TRUE;
1081 sprintf(tmp, "Invalid arg -- %s\n", argv[i]);
1082 log_to_screen(tmp);
1083 }
1084 return (bad_switches);
1085}
1086
1087
1088
1089
1090/**
1091 * Print a not-so-helpful help message and exit.
1092 */
1093void help_screen()
1094{
1095 log_msg(1, "Type 'man mondo-archive' for more information\n");
1096 exit(1);
1097}
1098
1099
1100/**
1101 * Terminate Mondo in response to a signal.
1102 * @param sig The signal number received.
1103 */
1104void terminate_daemon(int sig)
1105{
1106 char tmp[64];
1107 char tmp2[MAX_STR_LEN];
1108 // char command[512];
1109 // pid_t pid;
1110
1111 switch (sig) {
1112 case SIGINT:
1113 sprintf(tmp, "SIGINT");
1114 strcpy(tmp2, "You interrupted me :-)");
1115 break;
1116 case SIGKILL:
1117 sprintf(tmp, "SIGKILL");
1118 strcpy(tmp2,
1119 "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1120 break;
1121 case SIGTERM:
1122 sprintf(tmp, "SIGTERM");
1123 strcpy(tmp2, "Got terminate signal");
1124 break;
1125 case SIGHUP:
1126 sprintf(tmp, "SIGHUP");
1127 strcpy(tmp2, "Hangup on line");
1128 break;
1129 case SIGSEGV:
1130 sprintf(tmp, "SIGSEGV");
1131 strcpy(tmp2,
1132 "Internal programming error. Please send a backtrace as well as your log.");
1133 break;
1134 case SIGPIPE:
1135 sprintf(tmp, "SIGPIPE");
1136 strcpy(tmp2, "Pipe was broken");
1137 break;
1138 case SIGABRT:
1139 sprintf(tmp, "SIGABRT");
1140 sprintf(tmp2,
1141 "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1142 break;
1143 default:
1144 sprintf(tmp, "(Unknown)");
1145 }
1146
1147 strcat(tmp, " signal received from OS");
1148 log_to_screen(tmp);
1149 log_to_screen(tmp2);
1150 if (sig == SIGABRT) {
1151 sleep(10);
1152 }
1153 kill_buffer();
1154 fatal_error
1155 ("Mondoarchive is terminating in response to a signal from the OS");
1156 finish(254); // just in case
1157}
1158
1159
1160
1161
1162/**
1163 * Turn signal-trapping on or off.
1164 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1165 */
1166void set_signals(int on)
1167{
1168 int signals[] =
1169 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1170 int i;
1171
1172 signal(SIGPIPE, sigpipe_occurred);
1173 for (i = 0; signals[i]; i++) {
1174 if (on) {
1175 signal(signals[i], terminate_daemon);
1176 } else {
1177 signal(signals[i], termination_in_progress);
1178 }
1179 }
1180}
1181
1182
1183
1184
1185/**
1186 * Exit immediately without cleaning up.
1187 * @param sig The signal we are exiting due to.
1188 */
1189void termination_in_progress(int sig)
1190{
1191 log_msg(1, "Termination in progress");
1192 usleep(1000);
1193 pthread_exit(0);
1194}
1195
1196/* @} - end of cliGroup */
Note: See TracBrowser for help on using the repository browser.