source: MondoRescue/branches/stable/mondo/src/mondoarchive/mondo-cli.c@ 1054

Last change on this file since 1054 was 999, checked in by Bruno Cornec, 17 years ago

Add option G to handle the gzip compression format
  • 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 999 2006-12-07 09:12:58Z 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 999 2006-12-07 09:12:58Z 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_erase_tmpdir_and_scratchdir[MAX_STR_LEN];
176extern char g_tmpfs_mountpt[MAX_STR_LEN];
177extern bool g_sigpipe;
178
179/*@ file pointer **************************************************/
180extern FILE *g_tape_stream;
181
182/*@ long long *****************************************************/
183extern long long g_tape_posK;
184
185/*@ long **********************************************************/
186extern long g_noof_sets;
187
188/*@ bool******** **************************************************/
189bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
190bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
191extern bool g_cd_recovery;
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/**
214 * @addtogroup cliGroup
215 * @{
216 */
217/**
218 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
219 * @param argc The argument count, including the program name; @p argc passed to main().
220 * @param argv The argument vector; @p argv passed to main().
221 * @param bkpinfo The backup information structure to populate.
222 * @return The number of problems with the command line (0 for success).
223 */
224int
225handle_incoming_parameters(int argc, char *argv[],
226 struct s_bkpinfo *bkpinfo)
227{
228 /*@ int *** */
229 int res = 0;
230 int retval = 0;
231 int i = 0, j;
232
233 /*@ buffers *************** */
234 char *tmp;
235 char flag_val[128][MAX_STR_LEN];
236 bool flag_set[128];
237
238 malloc_string(tmp);
239 sensibly_set_tmpdir_and_scratchdir(bkpinfo);
240 for (i = 0; i < 128; i++) {
241 flag_val[i][0] = '\0';
242 flag_set[i] = FALSE;
243 }
244 // strcpy (bkpinfo->tmpdir, "/root/images/mondo");
245 // strcpy (bkpinfo->scratchdir, "/home");
246 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
247 bkpinfo->media_size[j] = 650;
248 } /* default */
249 res =
250 retrieve_switches_from_command_line(argc, argv, flag_val,
251 flag_set);
252 retval += res;
253 if (!retval) {
254 res = process_switches(bkpinfo, flag_val, flag_set);
255 retval += res;
256 }
257/*
258 if (!retval)
259 {
260*/
261 log_msg(3, "Switches:-");
262 for (i = 0; i < 128; i++) {
263 if (flag_set[i]) {
264 sprintf(tmp, "-%c %s", i, flag_val[i]);
265 log_msg(3, tmp);
266 }
267 }
268// }
269 sprintf(tmp, "rm -Rf %s/tmp.mondo.*", bkpinfo->tmpdir);
270 paranoid_system(tmp);
271 sprintf(tmp, "rm -Rf %s/mondo.scratch.*", bkpinfo->scratchdir);
272 paranoid_system(tmp);
273 sprintf(bkpinfo->tmpdir + strlen(bkpinfo->tmpdir), "/tmp.mondo.%ld",
274 random() % 32767);
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 if (bkpinfo->nfs_mount[0] != '\0') {
282 store_nfs_config(bkpinfo);
283 }
284 paranoid_free(tmp);
285 return (retval);
286}
287
288
289
290
291/**
292 * Store the sizespec(s) stored in @p value into @p bkpinfo.
293 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
294 * @param value The sizespec (e.g. "2g", "40m").
295 * @return 0, always.
296 * @bug Return code not needed.
297 */
298int process_the_s_switch(struct s_bkpinfo *bkpinfo, char *value)
299{
300 int j;
301 char tmp[MAX_STR_LEN], *p, comment[MAX_STR_LEN];
302
303 assert(bkpinfo != NULL);
304 assert(value != NULL);
305
306 bkpinfo->media_size[0] = -1; /* dummy value */
307 for (j = 1, p = value; j < MAX_NOOF_MEDIA && strchr(p, ',');
308 j++, p = strchr(p, ',') + 1) {
309 strncpy(tmp, p, MAX_STR_LEN);
310 *(strchr(tmp, ',')) = '\0';
311 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(tmp);
312 sprintf(comment, "media_size[%d] = %ld", j,
313 bkpinfo->media_size[j]);
314 log_msg(3, comment);
315 }
316 for (; j <= MAX_NOOF_MEDIA; j++) {
317 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(p);
318 }
319// bkpinfo->media_size[0] = bkpinfo->media_size[MAX_NOOF_MEDIA];
320 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
321 if (bkpinfo->media_size[j] <= 0) {
322 log_msg(1, "You gave media #%d an invalid size\n", j);
323 return (-1);
324 }
325 }
326 return (0);
327}
328
329
330
331/**
332 * Process mondoarchive's command-line switches.
333 * @param bkpinfo The backup information structure to populate.
334 * @param flag_val An array of the argument passed to each switch (the letter is the index).
335 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
336 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
337 * FALSE if it's not.
338 * @return The number of problems with the switches, or 0 for success.
339 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
340 */
341int
342process_switches(struct s_bkpinfo *bkpinfo,
343 char flag_val[128][MAX_STR_LEN], bool flag_set[128])
344{
345
346 /*@ ints *** */
347 int i = 0;
348 int retval = 0;
349 int percent = 0;
350
351 /*@ buffers ** */
352 char *tmp;
353 char *tmp1;
354 char *psz;
355 char *p;
356 char *q;
357
358 long itbs = 0L;
359
360 struct stat buf;
361
362 malloc_string(tmp);
363 malloc_string(psz);
364
365 assert(bkpinfo != NULL);
366 assert(flag_val != NULL);
367 assert(flag_set != NULL);
368
369 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
370
371/* compulsory */
372 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
373 flag_set['t'] + flag_set['u'] + flag_set['r'] +
374 flag_set['w'] + flag_set['C'];
375 if (i == 0) {
376 retval++;
377 log_to_screen("You must specify the media type\n");
378 }
379 if (i > 1) {
380 retval++;
381 log_to_screen("Please specify only one media type\n");
382 }
383 if (flag_set['K']) {
384 g_loglevel = atoi(flag_val['K']);
385 if (g_loglevel < 3) {
386 g_loglevel = 3;
387 }
388 }
389 if (flag_set['L'] && flag_set['0']) {
390 retval++;
391 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
392 }
393 bkpinfo->backup_data = flag_set['O'];
394 bkpinfo->verify_data = flag_set['V'];
395 if (flag_set['I'] && !bkpinfo->backup_data) {
396 log_to_screen("-I switch is ignored if just verifying");
397 }
398 if (flag_set['E'] && !bkpinfo->backup_data) {
399 log_to_screen("-E switch is ignored if just verifying");
400 }
401
402 if (!find_home_of_exe("afio")) {
403 if (find_home_of_exe("star")) {
404 flag_set['R'] = TRUE;
405 log_msg(1, "Using star instead of afio");
406 } else {
407 fatal_error
408 ("Neither afio nor star is installed. Please install at least one.");
409 }
410 }
411
412 if (flag_set['R']) {
413 bkpinfo->use_star = TRUE;
414 if (flag_set['L']) {
415 fatal_error("You may not use star and lzop at the same time.");
416 }
417 if (!find_home_of_exe("star")) {
418 fatal_error
419 ("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
420 }
421 }
422 if (flag_set['W']) {
423 bkpinfo->nonbootable_backup = TRUE;
424 log_to_screen("Warning - you have opted for non-bootable backup");
425 if (flag_set['f'] || flag_set['l']) {
426 log_to_screen
427 ("You don't need to specify bootloader or bootdevice");
428 }
429 }
430 if (flag_set['t'] && flag_set['H']) {
431 fatal_error
432 ("Sorry, you may not nuke w/o warning from tape. Drop -H, please.");
433 }
434 if (flag_set['I']) {
435 if (!strcmp(bkpinfo->include_paths, "/")) {
436 log_msg(2, "'/' is pleonastic.");
437 bkpinfo->include_paths[0] = '\0';
438 }
439 if (bkpinfo->include_paths[0]) {
440 strcat(bkpinfo->include_paths, " ");
441 }
442 asprintf(&tmp1, flag_val['I']);
443 p = tmp1;
444 q = tmp1;
445
446 /* Cut the flag_val['I'] in parts containing all paths to test them */
447 while (p != NULL) {
448 q = strchr(p, ' ');
449 if (q != NULL) {
450 *q = '\0';
451 if (stat(p, &buf) != 0) {
452 log_msg(1, "ERROR ! %s doesn't exist", p);
453 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
454 }
455 p = q+1 ;
456 } else {
457 if (stat(p, &buf) != 0) {
458 log_msg(1, "ERROR ! %s doesn't exist", p);
459 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
460 }
461 p = NULL;
462 }
463 }
464 paranoid_free(tmp1);
465
466 strncpy(bkpinfo->include_paths + strlen(bkpinfo->include_paths),
467 flag_val['I'],
468 4*MAX_STR_LEN - strlen(bkpinfo->include_paths));
469 log_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
470 if (bkpinfo->include_paths[0] == '-') {
471 retval++;
472 log_to_screen("Please supply a sensible value with '-I'\n");
473 }
474 }
475
476 if (g_kernel_version >= 2.6 && !flag_set['d']
477 && (flag_set['c'] || flag_set['w'])) {
478 fatal_error
479 ("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
480 }
481
482
483 if (flag_set['J']) {
484 if (flag_set['I']) {
485 retval++;
486 log_to_screen
487 ("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. :-)");
488 }
489 bkpinfo->make_filelist = FALSE;
490 strcpy(bkpinfo->include_paths, flag_val['J']);
491 }
492 if (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) {
493 if (!flag_set['r'] && g_kernel_version <= 2.5
494 && strstr(flag_val['d'], "/dev/")) {
495 fatal_error
496 ("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
497 }
498 if (flag_set['r'] && g_kernel_version <= 2.5
499 && !strstr(flag_val['d'], "/dev/")) {
500 fatal_error
501 ("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
502 }
503 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
504 log_to_screen
505 ("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk...");
506 }
507
508 if (system("which cdrecord > /dev/null 2> /dev/null")
509 && system("which dvdrecord > /dev/null 2> /dev/null")) {
510 fatal_error
511 ("Please install dvdrecord/cdrecord and try again.");
512 }
513 if (flag_set['C']) {
514 bkpinfo->cdrw_speed = atoi(flag_val['C']);
515 if (bkpinfo->cdrw_speed < 1) {
516 fatal_error
517 ("You specified a silly speed for a CD-R[W] drive");
518 }
519 if (!flag_set['L']) {
520 log_to_screen
521 ("You must use -L with -C. Therefore I am setting it for you.");
522 flag_set['L'] = 1;
523 flag_val['L'][0] = '\0';
524 }
525 } else {
526 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
527 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
528// log_msg(3, "flag_set['r'] = %i", flag_set['r'] );
529 if (flag_set['c']) {
530 bkpinfo->cdrw_speed = atoi(flag_val['c']);
531 } else if (flag_set['w']) {
532 bkpinfo->cdrw_speed = atoi(flag_val['w']);
533 } else if (flag_set['r']) {
534 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
535 }
536
537 if (bkpinfo->cdrw_speed < 1) {
538 fatal_error
539 ("You specified a silly speed for a CD-R[W] drive");
540 }
541 }
542 }
543 if (flag_set['t'] && !flag_set['d']) {
544 log_it("Hmm! No tape drive specified. Let's see what we can do.");
545 if (find_tape_device_and_size(flag_val['d'], tmp)) {
546 fatal_error
547 ("Tape device not specified. I couldn't find it either.");
548 }
549 flag_set['d'] = TRUE;
550 sprintf(tmp,
551 "You didn't specify a tape streamer device. I'm assuming %s",
552 flag_val['d']);
553 log_to_screen(tmp);
554 percent = 0;
555 }
556
557 if (flag_set['r']) // DVD
558 {
559 if (flag_set['m']) {
560 fatal_error
561 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
562 }
563 if (!flag_set['d']) {
564 if (!find_dvd_device(flag_val['d'], FALSE)) {
565 flag_set['d'] = TRUE;
566 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
567 }
568 }
569 if (!find_home_of_exe("growisofs")) {
570 fatal_error
571 ("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
572 }
573 if (!find_home_of_exe("dvd+rw-format")) {
574 fatal_error
575 ("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
576 }
577 if (strchr(flag_val['d'], ',')) {
578 fatal_error
579 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
580 }
581 if (!flag_set['s']) {
582 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
583 strcat(flag_val['s'], "m");
584 log_to_screen
585 ("You did not specify a size (-s) for DVD. I'm guessing %s.",
586 flag_val['s']);
587 flag_set['s'] = 1;
588 }
589/*
590 if (flag_set['Z']) {
591 bkpinfo->blank_dvd_first = TRUE;
592 }
593*/
594 }
595
596 if (flag_set['t'] || flag_set['u']) { /* tape size */
597 if (strchr(flag_val['d'], ',')) {
598 fatal_error
599 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
600 }
601 if (flag_set['O']) {
602 if (flag_set['s']) {
603 if (flag_set['t']) {
604 fatal_error
605 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
606 }
607 if (process_the_s_switch(bkpinfo, flag_val['s'])) {
608 fatal_error("Bad -s switch");
609 }
610 } else if (flag_set['u'] || flag_set['t']) {
611 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
612 bkpinfo->media_size[i] = 0;
613 }
614 } else {
615 retval++;
616 log_to_screen("Tape size not specified.\n");
617 }
618 }
619 } else { /* CD size */
620 if (flag_set['s']) {
621 if (process_the_s_switch(bkpinfo, flag_val['s'])) {
622 fatal_error("Bad -s switch");
623 }
624 }
625 if (flag_set['w']) {
626 bkpinfo->wipe_media_first = TRUE;
627 } /* CD-RW */
628 }
629 if (flag_set['n']) {
630 strncpy(bkpinfo->nfs_mount, flag_val['n'], MAX_STR_LEN);
631 if (!flag_set['d']) {
632 strncpy(bkpinfo->nfs_remote_dir, "/", MAX_STR_LEN);
633 }
634 sprintf(tmp, "mount | grep -E \"^%s .*\" | cut -d' ' -f3",
635 bkpinfo->nfs_mount);
636 strncpy(bkpinfo->isodir,
637 call_program_and_get_last_line_of_output(tmp),
638 MAX_STR_LEN / 4);
639 if (strlen(bkpinfo->isodir) < 3) {
640 retval++;
641 log_to_screen("NFS share is not mounted. Please mount it.\n");
642 }
643 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
644 log_msg(3, "isodir= %s", bkpinfo->isodir);
645 }
646 if (flag_set['c']) {
647 bkpinfo->backup_media_type = cdr;
648 }
649 if (flag_set['C']) {
650 bkpinfo->backup_media_type = cdstream;
651 }
652 if (flag_set['i']) {
653 bkpinfo->backup_media_type = iso;
654 }
655 if (flag_set['n']) {
656 bkpinfo->backup_media_type = nfs;
657 }
658 if (flag_set['r']) {
659 bkpinfo->backup_media_type = dvd;
660 }
661 if (flag_set['t']) {
662 bkpinfo->backup_media_type = tape;
663 }
664 if (flag_set['u']) {
665 bkpinfo->backup_media_type = udev;
666 }
667 if (flag_set['w']) {
668 bkpinfo->backup_media_type = cdrw;
669 }
670 if (flag_set['z']) {
671 if (find_home_of_exe("getfattr")) {
672 asprintf(&g_getfattr,"getfattr");
673 }
674 if (find_home_of_exe("getfacl")) {
675 asprintf(&g_getfacl,"getfacl");
676 }
677 }
678
679 /* optional, popular */
680 if (flag_set['g']) {
681 g_text_mode = FALSE;
682 }
683
684 if (flag_set['E']) {
685 if (bkpinfo->exclude_paths[0]) {
686 strcat(bkpinfo->exclude_paths, " ");
687 }
688 asprintf(&tmp1, flag_val['E']);
689 p = tmp1;
690 q = tmp1;
691
692 /* Cut the flag_val['E'] in parts containing all paths to test them */
693 while (p != NULL) {
694 q = strchr(p, ' ');
695 if (q != NULL) {
696 *q = '\0';
697 /* Fix bug 14 where ending / cause a problem later
698 * so handled here for the moment */
699 q--;
700 if (*q == '/') {
701 *q = '\0';
702 }
703 q++;
704 /* End of bug fix */
705 if (stat(p, &buf) != 0) {
706 log_msg(1, "WARNING ! %s doesn't exist", p);
707 }
708 p = q+1 ;
709 } else {
710 if (stat(p, &buf) != 0) {
711 log_msg(1, "WARNING ! %s doesn't exist", p);
712 }
713 p = NULL;
714 }
715 }
716 paranoid_free(tmp1);
717
718 strncpy(bkpinfo->exclude_paths + strlen(bkpinfo->exclude_paths),
719 flag_val['E'],
720 4*MAX_STR_LEN - strlen(bkpinfo->exclude_paths));
721 }
722 if (flag_set['e']) {
723 bkpinfo->please_dont_eject = TRUE;
724 }
725 if (flag_set['N']) // exclude NFS mounts & devices
726 {
727// strncpy(psz, list_of_NFS_devices_and_mounts(), MAX_STR_LEN);
728 strncpy(psz, list_of_NFS_mounts_only(), MAX_STR_LEN);
729 if (bkpinfo->exclude_paths[0]) {
730 strncat(bkpinfo->exclude_paths, " ", MAX_STR_LEN);
731 }
732 strncat(bkpinfo->exclude_paths, psz, MAX_STR_LEN);
733 log_msg(3, "-N means we're now excluding %s",
734 bkpinfo->exclude_paths);
735 }
736 if (strlen(bkpinfo->exclude_paths) >= MAX_STR_LEN) {
737 fatal_error
738 ("Your '-E' parameter is too long. Please use '-J'. (See manual.)");
739 }
740 if (flag_set['b']) {
741 strcpy(psz, flag_val['b']);
742 log_msg(1, "psz = '%s'", psz);
743 if (psz[strlen(psz) - 1] == 'k') {
744 psz[strlen(psz) - 1] = '\0';
745 itbs = atol(psz) * 1024L;
746 } else {
747 itbs = atol(psz);
748 }
749 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
750 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
751 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
752 fatal_error
753 ("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
754 }
755 bkpinfo->internal_tape_block_size = itbs;
756 }
757 if (flag_set['D']) {
758 bkpinfo->differential = 1;
759// bkpinfo->differential = atoi (flag_val['D']);
760 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
761 fatal_error
762 ("The D option should be between 1 and 9 inclusive");
763 }
764 }
765 if (flag_set['x']) {
766 strncpy(bkpinfo->image_devs, flag_val['x'], MAX_STR_LEN / 4);
767 if (run_program_and_log_output("which ntfsclone", 2)) {
768 fatal_error("Please install ntfsprogs package/tarball.");
769 }
770 }
771 if (flag_set['m']) {
772 bkpinfo->manual_cd_tray = TRUE;
773 }
774 if (flag_set['k']) {
775 strncpy(bkpinfo->kernel_path, flag_val['k'], MAX_STR_LEN);
776 if (!strcmp(bkpinfo->kernel_path, "failsafe")) {
777 strcpy(bkpinfo->kernel_path, "FAILSAFE");
778 }
779 if (strcmp(bkpinfo->kernel_path, "FAILSAFE")
780 && !does_file_exist(bkpinfo->kernel_path)) {
781 retval++;
782 sprintf(tmp,
783 "You specified kernel '%s', which does not exist\n",
784 bkpinfo->kernel_path);
785 log_to_screen(tmp);
786 }
787 }
788 if (flag_set['p']) {
789 strncpy(bkpinfo->prefix, flag_val['p'], MAX_STR_LEN / 4);
790 }
791
792
793 if (flag_set['d']) { /* backup directory (if ISO/NFS) */
794 if (flag_set['i']) {
795 strncpy(bkpinfo->isodir, flag_val['d'], MAX_STR_LEN / 4);
796 sprintf(tmp, "ls -l %s", bkpinfo->isodir);
797 if (run_program_and_log_output(tmp, FALSE)) {
798 fatal_error
799 ("output folder does not exist - please create it");
800 }
801 } else if (flag_set['n']) {
802 strncpy(bkpinfo->nfs_remote_dir, flag_val['d'], MAX_STR_LEN);
803 } else { /* backup device (if tape/CD-R/CD-RW) */
804
805 strncpy(bkpinfo->media_device, flag_val['d'], MAX_STR_LEN / 4);
806 }
807 }
808
809 if (flag_set['n']) {
810 sprintf(tmp, "echo hi > %s/%s/.dummy.txt", bkpinfo->isodir,
811 bkpinfo->nfs_remote_dir);
812 if (run_program_and_log_output(tmp, FALSE)) {
813 retval++;
814 sprintf(tmp,
815 "Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n",
816 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
817 log_to_screen(tmp);
818 }
819 }
820
821 if (!flag_set['d']
822 && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
823 if (g_kernel_version >= 2.6) {
824 if (popup_and_get_string
825 ("Device", "Please specify the device",
826 bkpinfo->media_device, MAX_STR_LEN / 4)) {
827 retval++;
828 log_to_screen("User opted to cancel.");
829 }
830 } else if (find_cdrw_device(bkpinfo->media_device)) {
831 retval++;
832 log_to_screen
833 ("Tried and failed to find CD-R[W] drive automatically.\n");
834 } else {
835 flag_set['d'] = TRUE;
836 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
837 }
838 }
839
840 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
841 retval++;
842 log_to_screen("Please specify the backup device/directory.\n");
843 fatal_error
844 ("You didn't use -d to specify the backup device/directory.");
845 }
846/* optional, obscure */
847 for (i = '0'; i <= '9'; i++) {
848 if (flag_set[i]) {
849 bkpinfo->compression_level = i - '0';
850 } /* not '\0' but '0' */
851 }
852 if (flag_set['S']) {
853 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'],
854 random() % 32768);
855 }
856 if (flag_set['T']) {
857 sprintf(bkpinfo->tmpdir, "%s/tmp.mondo.%ld", flag_val['T'],
858 random() % 32768);
859 sprintf(tmp, "touch %s/.foo.dat", flag_val['T']);
860 if (run_program_and_log_output(tmp, 1)) {
861 retval++;
862 log_to_screen
863 ("Please specify a tempdir which I can write to. :)");
864 fatal_error("I cannot write to the tempdir you specified.");
865 }
866 sprintf(tmp, "ln -sf %s/.foo.dat %s/.bar.dat", flag_val['T'],
867 flag_val['T']);
868 if (run_program_and_log_output(tmp, 1)) {
869 retval++;
870 log_to_screen
871 ("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
872 fatal_error("I cannot write to the tempdir you specified.");
873 }
874 }
875 if (flag_set['A']) {
876 strncpy(bkpinfo->call_after_iso, flag_val['A'], MAX_STR_LEN);
877 }
878 if (flag_set['B']) {
879 strncpy(bkpinfo->call_before_iso, flag_val['B'], MAX_STR_LEN);
880 }
881 if (flag_set['F']) {
882 g_skip_floppies = TRUE;
883 }
884 if (flag_set['H']) {
885 g_cd_recovery = TRUE;
886 }
887 if (flag_set['l']) {
888#ifdef __FreeBSD__
889# define BOOT_LOADER_CHARS "GLBMR"
890#else
891# ifdef __IA64__
892# define BOOT_LOADER_CHARS "GER"
893# else
894# define BOOT_LOADER_CHARS "GLR"
895# endif
896#endif
897 if (!strchr
898 (BOOT_LOADER_CHARS,
899 (bkpinfo->boot_loader = flag_val['l'][0]))) {
900 log_msg(1, "%c? WTF is %c? I need G, L, E or R.",
901 bkpinfo->boot_loader, bkpinfo->boot_loader);
902 fatal_error
903 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
904 }
905#undef BOOT_LOADER_CHARS
906 }
907 if (flag_set['f']) {
908 strncpy(bkpinfo->boot_device,
909 resolve_softlinks_to_get_to_actual_device_file(flag_val
910 ['f']),
911 MAX_STR_LEN / 4);
912 }
913 if (flag_set['P']) {
914 strncpy(bkpinfo->postnuke_tarball, flag_val['P'], MAX_STR_LEN);
915 }
916 if (flag_set['Q']) {
917 i = which_boot_loader(tmp);
918 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
919 printf("boot loader is %c, residing at %s\n", i, tmp);
920 finish(0);
921 }
922 if (flag_set['L']) {
923 bkpinfo->use_lzo = TRUE;
924 if (run_program_and_log_output("which lzop", FALSE)) {
925 retval++;
926 log_to_screen
927 ("Please install LZOP. You can't use '-L' until you do.\n");
928 }
929 }
930
931 if (flag_set['G']) {
932 bkpinfo->use_gzip = TRUE;
933 if (run_program_and_log_output("which gzip", FALSE)) {
934 retval++;
935 log_to_screen
936 ("Please install gzip. You can't use '-G' until you do.\n");
937 }
938 }
939
940 if (!flag_set['o']
941 &&
942 !run_program_and_log_output
943 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", TRUE)) {
944 bkpinfo->make_cd_use_lilo = TRUE;
945 log_to_screen
946 ("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary.");
947 }
948 if (flag_set['o']) {
949 bkpinfo->make_cd_use_lilo = TRUE;
950 }
951#ifndef __FreeBSD__
952 else {
953 if (!is_this_a_valid_disk_format("vfat")) {
954 bkpinfo->make_cd_use_lilo = TRUE;
955 log_to_screen
956 ("Your kernel appears not to support vfat filesystems. I am therefore");
957 log_to_screen
958 ("using LILO instead of SYSLINUX as the CD/floppy's boot loader.");
959 }
960 if (run_program_and_log_output("which mkfs.vfat", FALSE)) {
961 bkpinfo->make_cd_use_lilo = TRUE;
962#ifdef __IA32__
963 log_to_screen
964 ("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
965 log_to_screen
966 ("your boot loader. I shall therefore use LILO instead.");
967#endif
968#ifdef __IA64__
969 log_to_screen
970 ("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
971 log_to_screen("environment correctly. Please install it.");
972 fatal_error("Aborting");
973#endif
974 }
975#ifdef __IA64__
976 /* We force ELILO usage on IA64 */
977 bkpinfo->make_cd_use_lilo = TRUE;
978#endif
979 }
980#endif
981
982 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
983 paranoid_system("touch /boot/boot.b");
984 }
985
986 i = flag_set['O'] + flag_set['V'];
987 if (i == 0) {
988 retval++;
989 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
990 }
991
992/* and finally... */
993
994 paranoid_free(tmp);
995 paranoid_free(psz);
996 return (retval);
997}
998
999
1000
1001/**
1002 * Get the switches from @p argc and @p argv using getopt() and place them in
1003 * @p flag_set and @p flag_val.
1004 * @param argc The argument count (@p argc passed to main()).
1005 * @param argv The argument vector (@p argv passed to main()).
1006 * @param flag_val An array indexed by switch letter - if a switch is set and
1007 * has an argument then set flag_val[switch] to that argument.
1008 * @param flag_set An array indexed by switch letter - if a switch is set then
1009 * set flag_set[switch] to TRUE, else set it to FALSE.
1010 * @return The number of problems with the command line (0 for success).
1011 */
1012int
1013retrieve_switches_from_command_line(int argc, char *argv[],
1014 char flag_val[128][MAX_STR_LEN],
1015 bool flag_set[128])
1016{
1017 /*@ ints ** */
1018 int opt = 0;
1019 char tmp[MAX_STR_LEN];
1020 int i = 0;
1021 int len;
1022
1023 /*@ bools *** */
1024 bool bad_switches = FALSE;
1025
1026 assert(flag_val != NULL);
1027 assert(flag_set != NULL);
1028
1029 for (i = 0; i < 128; i++) {
1030 flag_val[i][0] = '\0';
1031 flag_set[i] = FALSE;
1032 }
1033 while ((opt =
1034 getopt(argc, argv,
1035 "0123456789A:B:C:DE:FGHI:J:K:LNOP:QRS:T:VWb:c:d:ef:gik:l:mn:op:rs:tuw:x:z"))
1036 != -1) {
1037 if (opt == '?') {
1038 bad_switches = TRUE;
1039 /*log_it("Invalid option: %c\n",optopt); */
1040 } else {
1041 if (flag_set[optopt]) {
1042 bad_switches = TRUE;
1043 sprintf(tmp, "Switch -%c previously defined as %s\n", opt,
1044 flag_val[i]);
1045 log_to_screen(tmp);
1046 } else {
1047 flag_set[opt] = TRUE;
1048 if (optarg) {
1049 len = strlen(optarg);
1050 if (optarg[0] != '/' && optarg[len - 1] == '/') {
1051 optarg[--len] = '\0';
1052 log_to_screen
1053 ("Warning - param '%s' should not have trailing slash!",
1054 optarg);
1055 }
1056 if (opt == 'd') {
1057 if (strchr(flag_val[opt], '/')
1058 && flag_val[opt][0] != '/') {
1059 sprintf(tmp,
1060 "-%c flag --- must be absolute path --- '%s' isn't absolute",
1061 opt, flag_val[opt]);
1062 log_to_screen(tmp);
1063 bad_switches = TRUE;
1064 }
1065 }
1066 strcpy(flag_val[opt], optarg);
1067 }
1068 }
1069 }
1070 }
1071 for (i = optind; i < argc; i++) {
1072 bad_switches = TRUE;
1073 sprintf(tmp, "Invalid arg -- %s\n", argv[i]);
1074 log_to_screen(tmp);
1075 }
1076 return (bad_switches);
1077}
1078
1079
1080
1081
1082/**
1083 * Print a not-so-helpful help message and exit.
1084 */
1085void help_screen()
1086{
1087 log_msg(1, "Type 'man mondo-archive' for more information\n");
1088 exit(1);
1089}
1090
1091
1092/**
1093 * Terminate Mondo in response to a signal.
1094 * @param sig The signal number received.
1095 */
1096void terminate_daemon(int sig)
1097{
1098 char tmp[64];
1099 char tmp2[MAX_STR_LEN];
1100 // char command[512];
1101 // pid_t pid;
1102
1103 switch (sig) {
1104 case SIGINT:
1105 sprintf(tmp, "SIGINT");
1106 strcpy(tmp2, "You interrupted me :-)");
1107 break;
1108 case SIGKILL:
1109 sprintf(tmp, "SIGKILL");
1110 strcpy(tmp2,
1111 "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1112 break;
1113 case SIGTERM:
1114 sprintf(tmp, "SIGTERM");
1115 strcpy(tmp2, "Got terminate signal");
1116 break;
1117 case SIGHUP:
1118 sprintf(tmp, "SIGHUP");
1119 strcpy(tmp2, "Hangup on line");
1120 break;
1121 case SIGSEGV:
1122 sprintf(tmp, "SIGSEGV");
1123 strcpy(tmp2,
1124 "Internal programming error. Please send a backtrace as well as your log.");
1125 break;
1126 case SIGPIPE:
1127 sprintf(tmp, "SIGPIPE");
1128 strcpy(tmp2, "Pipe was broken");
1129 break;
1130 case SIGABRT:
1131 sprintf(tmp, "SIGABRT");
1132 sprintf(tmp2,
1133 "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1134 break;
1135 default:
1136 sprintf(tmp, "(Unknown)");
1137 }
1138
1139 strcat(tmp, " signal received from OS");
1140 log_to_screen(tmp);
1141 log_to_screen(tmp2);
1142 if (sig == SIGABRT) {
1143 sleep(10);
1144 }
1145 kill_buffer();
1146 fatal_error
1147 ("Mondoarchive is terminating in response to a signal from the OS");
1148 finish(254); // just in case
1149}
1150
1151
1152
1153
1154/**
1155 * Turn signal-trapping on or off.
1156 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1157 */
1158void set_signals(int on)
1159{
1160 int signals[] =
1161 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1162 int i;
1163
1164 signal(SIGPIPE, sigpipe_occurred);
1165 for (i = 0; signals[i]; i++) {
1166 if (on) {
1167 signal(signals[i], terminate_daemon);
1168 } else {
1169 signal(signals[i], termination_in_progress);
1170 }
1171 }
1172}
1173
1174
1175
1176
1177/**
1178 * Exit immediately without cleaning up.
1179 * @param sig The signal we are exiting due to.
1180 */
1181void termination_in_progress(int sig)
1182{
1183 log_msg(1, "Termination in progress");
1184 usleep(1000);
1185 pthread_exit(0);
1186}
1187
1188/* @} - end of cliGroup */
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