source: MondoRescue/branches/stable/mondo/src/common/libmondo-cli.c@ 1924

Last change on this file since 1924 was 1924, checked in by Bruno Cornec, 16 years ago

svn merge -r 1902:1923 $SVN_M/branches/2.2.6
  • Property svn:keywords set to Id
File size: 31.8 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: libmondo-cli.c 1924 2008-04-17 23:41:41Z 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 "my-stuff.h"
165#include "mondostructures.h"
166#include "libmondo-cli-EXT.h"
167#include "libmondo.h"
168
169extern int g_loglevel;
170extern bool g_text_mode;
171extern char g_startdir[MAX_STR_LEN]; ///< ????? @bug ?????
172extern bool g_sigpipe;
173extern char *MONDO_OPTIONS;
174
175/*@ file pointer **************************************************/
176extern FILE *g_tape_stream;
177
178/*@ long long *****************************************************/
179extern long long g_tape_posK;
180
181/*@ long **********************************************************/
182extern long g_noof_sets;
183
184/*@ bool******** **************************************************/
185bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
186bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
187extern bool g_cd_recovery;
188
189extern void setup_tmpdir(char *path);
190extern double g_kernel_version;
191extern int g_current_media_number;
192extern pid_t g_main_pid;
193extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
194
195/* Do we use extended attributes and acl ?
196 * By default no, use --acl & --attr options to force their usage */
197extern char *g_getfacl;
198extern char *g_getfattr;
199
200/* Reference to global bkpinfo */
201extern struct s_bkpinfo *bkpinfo;
202
203/**
204 * @addtogroup cliGroup
205 * @{
206 */
207/**
208 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
209 * @param argc The argument count, including the program name; @p argc passed to main().
210 * @param argv The argument vector; @p argv passed to main().
211 * @param bkpinfo The backup information structure to populate.
212 * @return The number of problems with the command line (0 for success).
213 */
214int
215handle_incoming_parameters(int argc, char *argv[])
216{
217 /*@ int *** */
218 int res = 0;
219 int retval = 0;
220 int i = 0, j;
221
222 /*@ buffers *************** */
223 char *tmp;
224 char flag_val[128][MAX_STR_LEN];
225 bool flag_set[128];
226
227 tmp = malloc(9*MAX_STR_LEN);
228 for (i = 0; i < 128; i++) {
229 flag_val[i][0] = '\0';
230 flag_set[i] = FALSE;
231 }
232 // strcpy (bkpinfo->scratchdir, "/home");
233 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
234 bkpinfo->media_size[j] = 650;
235 } /* default */
236 res =
237 retrieve_switches_from_command_line(argc, argv, flag_val,
238 flag_set);
239 retval += res;
240 if (!retval) {
241 res = process_switches(flag_val, flag_set);
242 retval += res;
243 }
244/*
245 if (!retval)
246 {
247*/
248 log_msg(3, "Switches:-");
249 for (i = 0; i < 128; i++) {
250 if (flag_set[i]) {
251 sprintf(tmp, "-%c %s", i, flag_val[i]);
252 log_msg(3, tmp);
253 }
254 }
255// }
256 sprintf(tmp, "rm -Rf %s/tmp.mondo.*", bkpinfo->tmpdir);
257 paranoid_system(tmp);
258 sprintf(tmp, "rm -Rf %s/mondo.scratch.*", bkpinfo->scratchdir);
259 paranoid_system(tmp);
260 sprintf(bkpinfo->scratchdir + strlen(bkpinfo->scratchdir),
261 "/mondo.scratch.%ld", random() % 32767);
262 sprintf(tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
263 paranoid_system(tmp);
264 sprintf(tmp, "mkdir -p %s", bkpinfo->scratchdir);
265 paranoid_system(tmp);
266 paranoid_free(tmp);
267 return (retval);
268}
269
270
271
272
273/**
274 * Store the sizespec(s) stored in @p value into @p bkpinfo.
275 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
276 * @param value The sizespec (e.g. "2g", "40m").
277 * @return 0, always.
278 * @bug Return code not needed.
279 */
280int process_the_s_switch(char *value)
281{
282 int j;
283 char tmp[MAX_STR_LEN], *p, comment[MAX_STR_LEN];
284
285 assert(bkpinfo != NULL);
286 assert(value != NULL);
287
288 bkpinfo->media_size[0] = -1; /* dummy value */
289 for (j = 1, p = value; j < MAX_NOOF_MEDIA && strchr(p, ',');
290 j++, p = strchr(p, ',') + 1) {
291 strncpy(tmp, p, MAX_STR_LEN);
292 *(strchr(tmp, ',')) = '\0';
293 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(tmp);
294 sprintf(comment, "media_size[%d] = %ld", j,
295 bkpinfo->media_size[j]);
296 log_msg(3, comment);
297 }
298 for (; j <= MAX_NOOF_MEDIA; j++) {
299 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(p);
300 }
301// bkpinfo->media_size[0] = bkpinfo->media_size[MAX_NOOF_MEDIA];
302 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
303 if (bkpinfo->media_size[j] <= 0) {
304 log_msg(1, "You gave media #%d an invalid size\n", j);
305 return (-1);
306 }
307 }
308 return (0);
309}
310
311
312
313/**
314 * Process mondoarchive's command-line switches.
315 * @param bkpinfo The backup information structure to populate.
316 * @param flag_val An array of the argument passed to each switch (the letter is the index).
317 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
318 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
319 * FALSE if it's not.
320 * @return The number of problems with the switches, or 0 for success.
321 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
322 */
323int
324process_switches(char flag_val[128][MAX_STR_LEN], bool flag_set[128])
325{
326
327 /*@ ints *** */
328 int i = 0;
329 int retval = 0;
330 int percent = 0;
331
332 /*@ buffers ** */
333 char *tmp;
334 char *tmp1;
335 char *psz;
336 char *p;
337 char *q;
338
339 long itbs = 0L;
340
341 struct stat buf;
342
343 malloc_string(tmp);
344 malloc_string(psz);
345
346 assert(bkpinfo != NULL);
347 assert(flag_val != NULL);
348 assert(flag_set != NULL);
349
350 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
351
352/* compulsory */
353 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
354 flag_set['t'] + flag_set['u'] + flag_set['r'] +
355 flag_set['w'] + flag_set['C'] + flag_set['U'];
356 if (i == 0) {
357 retval++;
358 log_to_screen("You must specify the media type\n");
359 }
360 if (i > 1) {
361 retval++;
362 log_to_screen("Please specify only one media type\n");
363 }
364 if (flag_set['K']) {
365 g_loglevel = atoi(flag_val['K']);
366 log_msg(1,"Loglevel forced to %s",g_loglevel);
367 if (g_loglevel < 3) {
368 g_loglevel = 3;
369 }
370 }
371 if (flag_set['L'] && flag_set['0']) {
372 retval++;
373 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
374 }
375 bkpinfo->backup_data = flag_set['O'];
376 bkpinfo->verify_data = flag_set['V'];
377 if (flag_set['I'] && !bkpinfo->backup_data) {
378 log_to_screen("-I switch is ignored if just verifying");
379 }
380 if (flag_set['E'] && !bkpinfo->backup_data) {
381 log_to_screen("-E switch is ignored if just verifying");
382 }
383
384 if (!find_home_of_exe("afio")) {
385 if (find_home_of_exe("star")) {
386 flag_set['R'] = TRUE;
387 log_msg(1, "Using star instead of afio");
388 } else {
389 fatal_error
390 ("Neither afio nor star is installed. Please install at least one.");
391 }
392 }
393
394 if (flag_set['R']) {
395 bkpinfo->use_star = TRUE;
396 if (flag_set['L']) {
397 fatal_error("You may not use star and lzop at the same time.");
398 }
399 if (!find_home_of_exe("star")) {
400 fatal_error
401 ("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
402 }
403 }
404 if (flag_set['W']) {
405 bkpinfo->nonbootable_backup = TRUE;
406 log_to_screen("Warning - you have opted for non-bootable backup");
407 if (flag_set['f'] || flag_set['l']) {
408 log_to_screen
409 ("You don't need to specify bootloader or bootdevice");
410 }
411 }
412 if (flag_set['t'] && flag_set['H']) {
413 fatal_error
414 ("Sorry, you may not nuke w/o warning from tape. Drop -H, please.");
415 }
416 if (flag_set['I']) {
417 if (!strcmp(bkpinfo->include_paths, "/")) {
418 log_msg(2, "'/' is pleonastic.");
419 bkpinfo->include_paths[0] = '\0';
420 }
421 if (bkpinfo->include_paths[0]) {
422 strcat(bkpinfo->include_paths, " ");
423 }
424 asprintf(&tmp1, flag_val['I']);
425 p = tmp1;
426 q = tmp1;
427
428 /* Cut the flag_val['I'] in parts containing all paths to test them */
429 while (p != NULL) {
430 q = strchr(p, ' ');
431 if (q != NULL) {
432 *q = '\0';
433 if (stat(p, &buf) != 0) {
434 log_msg(1, "ERROR ! %s doesn't exist", p);
435 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
436 }
437 p = q+1 ;
438 } else {
439 if (stat(p, &buf) != 0) {
440 log_msg(1, "ERROR ! %s doesn't exist", p);
441 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
442 }
443 p = NULL;
444 }
445 }
446 paranoid_free(tmp1);
447
448 strncpy(bkpinfo->include_paths + strlen(bkpinfo->include_paths),
449 flag_val['I'],
450 4*MAX_STR_LEN - strlen(bkpinfo->include_paths));
451 log_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
452 if (bkpinfo->include_paths[0] == '-') {
453 retval++;
454 log_to_screen("Please supply a sensible value with '-I'\n");
455 }
456 }
457
458 if (g_kernel_version >= 2.6 && !flag_set['d']
459 && (flag_set['c'] || flag_set['w'])) {
460 fatal_error
461 ("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
462 }
463
464
465 if (flag_set['J']) {
466 if (flag_set['I']) {
467 retval++;
468 log_to_screen
469 ("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. :-)");
470 }
471 bkpinfo->make_filelist = FALSE;
472 strcpy(bkpinfo->include_paths, flag_val['J']);
473 }
474 if (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) {
475 if (!flag_set['r'] && g_kernel_version <= 2.5
476 && strstr(flag_val['d'], "/dev/")) {
477 fatal_error
478 ("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
479 }
480 if (flag_set['r'] && g_kernel_version <= 2.5
481 && !strstr(flag_val['d'], "/dev/")) {
482 fatal_error
483 ("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
484 }
485 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
486 log_to_screen
487 ("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk...");
488 }
489
490 if (system("which cdrecord > /dev/null 2> /dev/null")
491 && system("which dvdrecord > /dev/null 2> /dev/null")) {
492 fatal_error
493 ("Please install dvdrecord/cdrecord and try again.");
494 }
495 if (flag_set['C']) {
496 bkpinfo->cdrw_speed = atoi(flag_val['C']);
497 if (bkpinfo->cdrw_speed < 1) {
498 fatal_error
499 ("You specified a silly speed for a CD-R[W] drive");
500 }
501 if (!flag_set['L']) {
502 log_to_screen
503 ("You must use -L with -C. Therefore I am setting it for you.");
504 flag_set['L'] = 1;
505 flag_val['L'][0] = '\0';
506 }
507 } else {
508 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
509 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
510// log_msg(3, "flag_set['r'] = %i", flag_set['r'] );
511 if (flag_set['c']) {
512 bkpinfo->cdrw_speed = atoi(flag_val['c']);
513 } else if (flag_set['w']) {
514 bkpinfo->cdrw_speed = atoi(flag_val['w']);
515 } else if (flag_set['r']) {
516 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
517 }
518
519 if (bkpinfo->cdrw_speed < 1) {
520 fatal_error
521 ("You specified a silly speed for a CD-R[W] drive");
522 }
523 }
524 }
525 if (flag_set['t'] && !flag_set['d']) {
526 log_it("Hmm! No tape drive specified. Let's see what we can do.");
527 if (find_tape_device_and_size(flag_val['d'], tmp)) {
528 fatal_error
529 ("Tape device not specified. I couldn't find it either.");
530 }
531 flag_set['d'] = TRUE;
532 sprintf(tmp,
533 "You didn't specify a tape streamer device. I'm assuming %s",
534 flag_val['d']);
535 log_to_screen(tmp);
536 percent = 0;
537 }
538
539 if (flag_set['U']) // USB
540 {
541 if (! flag_set['d']) {
542 fatal_error
543 ("You need to specify a device file with -d for bootable USB device creation");
544 }
545 if (!flag_set['s']) {
546 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
547 }
548 }
549
550 if (flag_set['r']) // DVD
551 {
552 if (flag_set['m']) {
553 fatal_error
554 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
555 }
556 if (!flag_set['d']) {
557 if (!find_dvd_device(flag_val['d'], FALSE)) {
558 flag_set['d'] = TRUE;
559 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
560 }
561 }
562 if (!find_home_of_exe("growisofs")) {
563 fatal_error
564 ("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
565 }
566 if (!find_home_of_exe("dvd+rw-format")) {
567 fatal_error
568 ("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
569 }
570 if (strchr(flag_val['d'], ',')) {
571 fatal_error
572 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
573 }
574 if (!flag_set['s']) {
575 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
576 strcat(flag_val['s'], "m");
577 log_to_screen
578 ("You did not specify a size (-s) for DVD. I'm guessing %s.",
579 flag_val['s']);
580 flag_set['s'] = 1;
581 }
582/*
583 if (flag_set['Z']) {
584 bkpinfo->blank_dvd_first = TRUE;
585 }
586*/
587 }
588
589 if (flag_set['t'] || flag_set['u']) { /* tape size */
590 if (strchr(flag_val['d'], ',')) {
591 fatal_error
592 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
593 }
594 if (flag_set['O']) {
595 if (flag_set['s']) {
596 if (flag_set['t']) {
597 fatal_error
598 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
599 }
600 if (process_the_s_switch(flag_val['s'])) {
601 fatal_error("Bad -s switch");
602 }
603 } else if (flag_set['u'] || flag_set['t']) {
604 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
605 bkpinfo->media_size[i] = 0;
606 }
607 } else {
608 retval++;
609 log_to_screen("Tape size not specified.\n");
610 }
611 }
612 } else { /* CD|USB size */
613 if (flag_set['s']) {
614 if (process_the_s_switch(flag_val['s'])) {
615 fatal_error("Bad -s switch");
616 }
617 }
618 if (flag_set['w']) {
619 bkpinfo->wipe_media_first = TRUE;
620 } /* CD-RW */
621 }
622 if (flag_set['n']) {
623 strncpy(bkpinfo->nfs_mount, flag_val['n'], MAX_STR_LEN);
624 if (!flag_set['d']) {
625 strncpy(bkpinfo->nfs_remote_dir, "/", MAX_STR_LEN);
626 }
627 sprintf(tmp, "mount | grep -E \"^%s .*\" | cut -d' ' -f3",
628 bkpinfo->nfs_mount);
629 strncpy(bkpinfo->isodir,
630 call_program_and_get_last_line_of_output(tmp),
631 MAX_STR_LEN / 4);
632 if (strlen(bkpinfo->isodir) < 3) {
633 retval++;
634 log_to_screen("NFS share is not mounted. Please mount it.\n");
635 }
636 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
637 log_msg(3, "isodir= %s", bkpinfo->isodir);
638 }
639 if (flag_set['c']) {
640 bkpinfo->backup_media_type = cdr;
641 }
642 if (flag_set['C']) {
643 bkpinfo->backup_media_type = cdstream;
644 }
645 if (flag_set['i']) {
646 bkpinfo->backup_media_type = iso;
647 }
648 if (flag_set['n']) {
649 bkpinfo->backup_media_type = nfs;
650 /* Never try to eject a NFS device */
651 bkpinfo->please_dont_eject = TRUE;
652 }
653 if (flag_set['r']) {
654 bkpinfo->backup_media_type = dvd;
655 }
656 if (flag_set['t']) {
657 bkpinfo->backup_media_type = tape;
658 }
659 if (flag_set['u']) {
660 bkpinfo->backup_media_type = udev;
661 }
662 if (flag_set['w']) {
663 bkpinfo->backup_media_type = cdrw;
664 }
665 if (flag_set['U']) {
666 bkpinfo->backup_media_type = usb;
667 /* Never try to eject a USB device */
668 bkpinfo->please_dont_eject = TRUE;
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, " ", 4*MAX_STR_LEN);
731 }
732 strncat(bkpinfo->exclude_paths, psz, 4*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) >= 4*MAX_STR_LEN) {
737 fatal_error
738 ("Your '-E' parameter is too long. Increase MAX_STR_LEN");
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, 2)) {
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 asprintf(&tmp1,"%s/%s/.dummy.txt", bkpinfo->isodir,bkpinfo->nfs_remote_dir);
811 sprintf(tmp, "echo hi > %s", tmp1);
812 if (run_program_and_log_output(tmp, 2)) {
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 unlink(tmp1);
820 paranoid_free(tmp1);
821 }
822
823 if (!flag_set['d']
824 && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
825 if (g_kernel_version >= 2.6) {
826 if (popup_and_get_string
827 ("Device", "Please specify the device",
828 bkpinfo->media_device, MAX_STR_LEN / 4)) {
829 retval++;
830 log_to_screen("User opted to cancel.");
831 }
832 } else if (find_cdrw_device(bkpinfo->media_device)) {
833 retval++;
834 log_to_screen
835 ("Tried and failed to find CD-R[W] drive automatically.\n");
836 } else {
837 flag_set['d'] = TRUE;
838 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
839 }
840 }
841
842 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
843 retval++;
844 log_to_screen("Please specify the backup device/directory.\n");
845 fatal_error
846 ("You didn't use -d to specify the backup device/directory.");
847 }
848/* optional, obscure */
849 for (i = '0'; i <= '9'; i++) {
850 if (flag_set[i]) {
851 bkpinfo->compression_level = i - '0';
852 } /* not '\0' but '0' */
853 }
854 if (flag_set['S']) {
855 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'],
856 random() % 32768);
857 }
858 if (flag_set['T']) {
859 setup_tmpdir(flag_val['T']);
860 sprintf(tmp, "touch %s/.foo.dat", bkpinfo->tmpdir);
861 if (run_program_and_log_output(tmp, 1)) {
862 retval++;
863 log_to_screen
864 ("Please specify a tempdir which I can write to. :)");
865 fatal_error("I cannot write to the tempdir you specified.");
866 }
867 sprintf(tmp, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
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['H']) {
882 g_cd_recovery = TRUE;
883 }
884 if (flag_set['l']) {
885#ifdef __FreeBSD__
886# define BOOT_LOADER_CHARS "GLBMR"
887#else
888# ifdef __IA64__
889# define BOOT_LOADER_CHARS "GER"
890# else
891# define BOOT_LOADER_CHARS "GLR"
892# endif
893#endif
894 if (!strchr
895 (BOOT_LOADER_CHARS,
896 (bkpinfo->boot_loader = flag_val['l'][0]))) {
897 log_msg(1, "%c? WTF is %c? I need G, L, E or R.",
898 bkpinfo->boot_loader, bkpinfo->boot_loader);
899 fatal_error
900 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
901 }
902#undef BOOT_LOADER_CHARS
903 }
904 if (flag_set['f']) {
905 strncpy(bkpinfo->boot_device,
906 resolve_softlinks_to_get_to_actual_device_file(flag_val
907 ['f']),
908 MAX_STR_LEN / 4);
909 }
910 if (flag_set['P']) {
911 strncpy(bkpinfo->postnuke_tarball, flag_val['P'], MAX_STR_LEN);
912 }
913 if (flag_set['Q']) {
914 i = which_boot_loader(tmp);
915 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
916 printf("boot loader is %c, residing at %s\n", i, tmp);
917 finish(0);
918 }
919 if (flag_set['L']) {
920 bkpinfo->use_lzo = TRUE;
921 if (run_program_and_log_output("which lzop", 2)) {
922 retval++;
923 log_to_screen
924 ("Please install LZOP. You can't use '-L' until you do.\n");
925 }
926 }
927
928 if (flag_set['G']) {
929 bkpinfo->use_gzip = TRUE;
930 if (run_program_and_log_output("which gzip", 2)) {
931 retval++;
932 log_to_screen
933 ("Please install gzip. You can't use '-G' until you do.\n");
934 }
935 }
936
937 if (!flag_set['o']
938 &&
939 !run_program_and_log_output
940 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", 2)) {
941 bkpinfo->make_cd_use_lilo = TRUE;
942 log_to_screen
943 ("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary.");
944 }
945 if (flag_set['o']) {
946 bkpinfo->make_cd_use_lilo = TRUE;
947 }
948#ifndef __FreeBSD__
949 else {
950 if (!is_this_a_valid_disk_format("vfat")) {
951 bkpinfo->make_cd_use_lilo = TRUE;
952 log_to_screen
953 ("Your kernel appears not to support vfat filesystems. I am therefore");
954 log_to_screen
955 ("using LILO instead of SYSLINUX as the media boot loader.");
956 }
957 if (run_program_and_log_output("which mkfs.vfat", 2)) {
958 bkpinfo->make_cd_use_lilo = TRUE;
959#ifdef __IA32__
960 log_to_screen
961 ("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
962 log_to_screen
963 ("your boot loader. I shall therefore use LILO instead.");
964#endif
965#ifdef __IA64__
966 log_to_screen
967 ("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
968 log_to_screen("environment correctly. Please install it.");
969 fatal_error("Aborting");
970#endif
971 }
972#ifdef __IA64__
973 /* We force ELILO usage on IA64 */
974 bkpinfo->make_cd_use_lilo = TRUE;
975#endif
976 }
977#endif
978
979 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
980 paranoid_system("touch /boot/boot.b");
981 }
982
983 if ( ! bkpinfo->restore_data ) {
984 i = flag_set['O'] + flag_set['V'];
985 if (i == 0) {
986 retval++;
987 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
988 }
989 }
990
991/* and finally... */
992
993 paranoid_free(tmp);
994 paranoid_free(psz);
995 return (retval);
996}
997
998
999
1000/**
1001 * Get the switches from @p argc and @p argv using getopt() and place them in
1002 * @p flag_set and @p flag_val.
1003 * @param argc The argument count (@p argc passed to main()).
1004 * @param argv The argument vector (@p argv passed to main()).
1005 * @param flag_val An array indexed by switch letter - if a switch is set and
1006 * has an argument then set flag_val[switch] to that argument.
1007 * @param flag_set An array indexed by switch letter - if a switch is set then
1008 * set flag_set[switch] to TRUE, else set it to FALSE.
1009 * @return The number of problems with the command line (0 for success).
1010 */
1011int
1012retrieve_switches_from_command_line(int argc, char *argv[],
1013 char flag_val[128][MAX_STR_LEN],
1014 bool flag_set[128])
1015{
1016 /*@ ints ** */
1017 int opt = 0;
1018 char tmp[MAX_STR_LEN];
1019 int i = 0;
1020 int len;
1021
1022 /*@ bools *** */
1023 bool bad_switches = FALSE;
1024
1025 assert(flag_val != NULL);
1026 assert(flag_set != NULL);
1027
1028 for (i = 0; i < 128; i++) {
1029 flag_val[i][0] = '\0';
1030 flag_set[i] = FALSE;
1031 }
1032 while ((opt =
1033 getopt(argc, argv, MONDO_OPTIONS))
1034 != -1) {
1035 if (opt == '?') {
1036 bad_switches = TRUE;
1037 /*log_it("Invalid option: %c\n",optopt); */
1038 } else {
1039 if (flag_set[optopt]) {
1040 bad_switches = TRUE;
1041 sprintf(tmp, "Switch -%c previously defined as %s\n", opt,
1042 flag_val[i]);
1043 log_to_screen(tmp);
1044 } else {
1045 flag_set[opt] = TRUE;
1046 if (optarg) {
1047 len = strlen(optarg);
1048 if (optarg[0] != '/' && optarg[len - 1] == '/') {
1049 optarg[--len] = '\0';
1050 log_to_screen
1051 ("Warning - param '%s' should not have trailing slash!",
1052 optarg);
1053 }
1054 if (opt == 'd') {
1055 if (strchr(flag_val[opt], '/')
1056 && flag_val[opt][0] != '/') {
1057 sprintf(tmp,
1058 "-%c flag --- must be absolute path --- '%s' isn't absolute",
1059 opt, flag_val[opt]);
1060 log_to_screen(tmp);
1061 bad_switches = TRUE;
1062 }
1063 }
1064 strcpy(flag_val[opt], optarg);
1065 }
1066 }
1067 }
1068 }
1069 for (i = optind; i < argc; i++) {
1070 bad_switches = TRUE;
1071 sprintf(tmp, "Invalid arg -- %s\n", argv[i]);
1072 log_to_screen(tmp);
1073 }
1074 return (bad_switches);
1075}
1076
1077
1078
1079
1080/**
1081 * Print a not-so-helpful help message and exit.
1082 */
1083void help_screen()
1084{
1085 log_msg(1, "Type 'man mondo-archive' for more information\n");
1086 exit(1);
1087}
1088
1089
1090/**
1091 * Terminate Mondo in response to a signal.
1092 * @param sig The signal number received.
1093 */
1094void terminate_daemon(int sig)
1095{
1096 char tmp[64];
1097 char tmp2[MAX_STR_LEN];
1098 // char command[512];
1099 // pid_t pid;
1100
1101 switch (sig) {
1102 case SIGINT:
1103 sprintf(tmp, "SIGINT");
1104 strcpy(tmp2, "You interrupted me :-)");
1105 break;
1106 case SIGKILL:
1107 sprintf(tmp, "SIGKILL");
1108 strcpy(tmp2,
1109 "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1110 break;
1111 case SIGTERM:
1112 sprintf(tmp, "SIGTERM");
1113 strcpy(tmp2, "Got terminate signal");
1114 break;
1115 case SIGHUP:
1116 sprintf(tmp, "SIGHUP");
1117 strcpy(tmp2, "Hangup on line");
1118 break;
1119 case SIGSEGV:
1120 sprintf(tmp, "SIGSEGV");
1121 strcpy(tmp2,
1122 "Internal programming error. Please send a backtrace as well as your log.");
1123 break;
1124 case SIGPIPE:
1125 sprintf(tmp, "SIGPIPE");
1126 strcpy(tmp2, "Pipe was broken");
1127 break;
1128 case SIGABRT:
1129 sprintf(tmp, "SIGABRT");
1130 sprintf(tmp2,
1131 "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1132 break;
1133 default:
1134 sprintf(tmp, "(Unknown)");
1135 }
1136
1137 strcat(tmp, " signal received from OS");
1138 log_to_screen(tmp);
1139 log_to_screen(tmp2);
1140 if (sig == SIGABRT) {
1141 sleep(10);
1142 }
1143 kill_buffer();
1144 fatal_error
1145 ("Mondoarchive is terminating in response to a signal from the OS");
1146 finish(254); // just in case
1147}
1148
1149
1150
1151
1152/**
1153 * Turn signal-trapping on or off.
1154 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1155 */
1156void set_signals(int on)
1157{
1158 int signals[] =
1159 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1160 int i;
1161
1162 signal(SIGPIPE, sigpipe_occurred);
1163 for (i = 0; signals[i]; i++) {
1164 if (on) {
1165 signal(signals[i], terminate_daemon);
1166 } else {
1167 signal(signals[i], termination_in_progress);
1168 }
1169 }
1170}
1171
1172
1173
1174
1175/**
1176 * Exit immediately without cleaning up.
1177 * @param sig The signal we are exiting due to.
1178 */
1179void termination_in_progress(int sig)
1180{
1181 log_msg(1, "Termination in progress");
1182 usleep(1000);
1183 pthread_exit(0);
1184}
1185
1186/* @} - end of cliGroup */
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