source: MondoRescue/branches/2.2.6/mondo/src/common/libmondo-cli.c@ 1932

Last change on this file since 1932 was 1932, checked in by Bruno Cornec, 16 years ago

Attempt to solve #244 by ignoring SIGPIPE during big file restore with gzip
  • Property svn:keywords set to Id
File size: 31.8 KB
RevLine 
[1]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
[116]9cvsid : $Id: libmondo-cli.c 1932 2008-05-07 09:54:58Z bruno $
[1]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>
[1917]164#include "my-stuff.h"
165#include "mondostructures.h"
166#include "libmondo-cli-EXT.h"
167#include "libmondo.h"
[1]168
169extern int g_loglevel;
170extern bool g_text_mode;
[116]171extern char g_startdir[MAX_STR_LEN]; ///< ????? @bug ?????
[1917]172extern char *MONDO_OPTIONS;
[1]173
174/*@ file pointer **************************************************/
175extern FILE *g_tape_stream;
176
177/*@ long long *****************************************************/
178extern long long g_tape_posK;
179
180/*@ long **********************************************************/
181extern long g_noof_sets;
182
183/*@ bool******** **************************************************/
[116]184bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
185bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
[1]186extern bool g_cd_recovery;
187
[1656]188extern void setup_tmpdir(char *path);
[1]189extern double g_kernel_version;
190extern int g_current_media_number;
191extern pid_t g_main_pid;
[116]192extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
[1]193
[948]194/* Do we use extended attributes and acl ?
195 * By default no, use --acl & --attr options to force their usage */
[1917]196extern char *g_getfacl;
197extern char *g_getfattr;
[1]198
[1645]199/* Reference to global bkpinfo */
200extern struct s_bkpinfo *bkpinfo;
201
[1]202/**
203 * @addtogroup cliGroup
204 * @{
205 */
206/**
207 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
208 * @param argc The argument count, including the program name; @p argc passed to main().
209 * @param argv The argument vector; @p argv passed to main().
210 * @param bkpinfo The backup information structure to populate.
211 * @return The number of problems with the command line (0 for success).
212 */
213int
[1645]214handle_incoming_parameters(int argc, char *argv[])
[1]215{
[116]216 /*@ int *** */
217 int res = 0;
218 int retval = 0;
219 int i = 0, j;
[1]220
[116]221 /*@ buffers *************** */
222 char *tmp;
223 char flag_val[128][MAX_STR_LEN];
224 bool flag_set[128];
[1]225
[1702]226 tmp = malloc(9*MAX_STR_LEN);
[116]227 for (i = 0; i < 128; i++) {
228 flag_val[i][0] = '\0';
229 flag_set[i] = FALSE;
230 }
[541]231 // strcpy (bkpinfo->scratchdir, "/home");
[116]232 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
233 bkpinfo->media_size[j] = 650;
234 } /* default */
235 res =
236 retrieve_switches_from_command_line(argc, argv, flag_val,
237 flag_set);
238 retval += res;
239 if (!retval) {
[1645]240 res = process_switches(flag_val, flag_set);
[116]241 retval += res;
242 }
[1]243/*
244 if (!retval)
245 {
246*/
[116]247 log_msg(3, "Switches:-");
248 for (i = 0; i < 128; i++) {
249 if (flag_set[i]) {
250 sprintf(tmp, "-%c %s", i, flag_val[i]);
251 log_msg(3, tmp);
252 }
[1]253 }
254// }
[116]255 sprintf(tmp, "rm -Rf %s/tmp.mondo.*", bkpinfo->tmpdir);
256 paranoid_system(tmp);
257 sprintf(tmp, "rm -Rf %s/mondo.scratch.*", bkpinfo->scratchdir);
258 paranoid_system(tmp);
259 sprintf(bkpinfo->scratchdir + strlen(bkpinfo->scratchdir),
260 "/mondo.scratch.%ld", random() % 32767);
261 sprintf(tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
262 paranoid_system(tmp);
263 sprintf(tmp, "mkdir -p %s", bkpinfo->scratchdir);
264 paranoid_system(tmp);
265 paranoid_free(tmp);
266 return (retval);
[1]267}
268
269
270
271
272/**
273 * Store the sizespec(s) stored in @p value into @p bkpinfo.
274 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
275 * @param value The sizespec (e.g. "2g", "40m").
276 * @return 0, always.
277 * @bug Return code not needed.
278 */
[1645]279int process_the_s_switch(char *value)
[1]280{
[116]281 int j;
282 char tmp[MAX_STR_LEN], *p, comment[MAX_STR_LEN];
[1]283
[116]284 assert(bkpinfo != NULL);
285 assert(value != NULL);
[1]286
[116]287 bkpinfo->media_size[0] = -1; /* dummy value */
288 for (j = 1, p = value; j < MAX_NOOF_MEDIA && strchr(p, ',');
289 j++, p = strchr(p, ',') + 1) {
290 strncpy(tmp, p, MAX_STR_LEN);
291 *(strchr(tmp, ',')) = '\0';
292 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(tmp);
293 sprintf(comment, "media_size[%d] = %ld", j,
294 bkpinfo->media_size[j]);
295 log_msg(3, comment);
[1]296 }
[116]297 for (; j <= MAX_NOOF_MEDIA; j++) {
298 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(p);
[1]299 }
300// bkpinfo->media_size[0] = bkpinfo->media_size[MAX_NOOF_MEDIA];
[116]301 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
302 if (bkpinfo->media_size[j] <= 0) {
303 log_msg(1, "You gave media #%d an invalid size\n", j);
304 return (-1);
305 }
306 }
307 return (0);
[1]308}
309
310
311
312/**
313 * Process mondoarchive's command-line switches.
314 * @param bkpinfo The backup information structure to populate.
315 * @param flag_val An array of the argument passed to each switch (the letter is the index).
316 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
317 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
318 * FALSE if it's not.
319 * @return The number of problems with the switches, or 0 for success.
320 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
321 */
322int
[1645]323process_switches(char flag_val[128][MAX_STR_LEN], bool flag_set[128])
[1]324{
325
[116]326 /*@ ints *** */
327 int i = 0;
328 int retval = 0;
329 int percent = 0;
[1]330
[116]331 /*@ buffers ** */
332 char *tmp;
[542]333 char *tmp1;
[116]334 char *psz;
[603]335 char *p;
336 char *q;
[1]337
[949]338 long itbs = 0L;
[1]339
[289]340 struct stat buf;
341
[116]342 malloc_string(tmp);
343 malloc_string(psz);
[1]344
[116]345 assert(bkpinfo != NULL);
346 assert(flag_val != NULL);
347 assert(flag_set != NULL);
[1]348
[116]349 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
[1]350
351/* compulsory */
[116]352 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
353 flag_set['t'] + flag_set['u'] + flag_set['r'] +
[1690]354 flag_set['w'] + flag_set['C'] + flag_set['U'];
[116]355 if (i == 0) {
356 retval++;
[541]357 log_to_screen("You must specify the media type\n");
[1]358 }
[116]359 if (i > 1) {
360 retval++;
[541]361 log_to_screen("Please specify only one media type\n");
[1]362 }
[116]363 if (flag_set['K']) {
364 g_loglevel = atoi(flag_val['K']);
[1917]365 log_msg(1,"Loglevel forced to %s",g_loglevel);
[116]366 if (g_loglevel < 3) {
367 g_loglevel = 3;
368 }
[1]369 }
[116]370 if (flag_set['L'] && flag_set['0']) {
371 retval++;
[541]372 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
[1]373 }
[116]374 bkpinfo->backup_data = flag_set['O'];
375 bkpinfo->verify_data = flag_set['V'];
376 if (flag_set['I'] && !bkpinfo->backup_data) {
[541]377 log_to_screen("-I switch is ignored if just verifying");
[116]378 }
379 if (flag_set['E'] && !bkpinfo->backup_data) {
[541]380 log_to_screen("-E switch is ignored if just verifying");
[116]381 }
[1]382
[116]383 if (!find_home_of_exe("afio")) {
384 if (find_home_of_exe("star")) {
385 flag_set['R'] = TRUE;
386 log_msg(1, "Using star instead of afio");
387 } else {
388 fatal_error
389 ("Neither afio nor star is installed. Please install at least one.");
390 }
[1]391 }
392
[116]393 if (flag_set['R']) {
394 bkpinfo->use_star = TRUE;
395 if (flag_set['L']) {
396 fatal_error("You may not use star and lzop at the same time.");
397 }
398 if (!find_home_of_exe("star")) {
399 fatal_error
400 ("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
401 }
[1]402 }
[116]403 if (flag_set['W']) {
404 bkpinfo->nonbootable_backup = TRUE;
405 log_to_screen("Warning - you have opted for non-bootable backup");
406 if (flag_set['f'] || flag_set['l']) {
407 log_to_screen
[541]408 ("You don't need to specify bootloader or bootdevice");
[116]409 }
[1]410 }
[116]411 if (flag_set['t'] && flag_set['H']) {
412 fatal_error
413 ("Sorry, you may not nuke w/o warning from tape. Drop -H, please.");
414 }
415 if (flag_set['I']) {
416 if (!strcmp(bkpinfo->include_paths, "/")) {
417 log_msg(2, "'/' is pleonastic.");
418 bkpinfo->include_paths[0] = '\0';
419 }
420 if (bkpinfo->include_paths[0]) {
421 strcat(bkpinfo->include_paths, " ");
422 }
[542]423 asprintf(&tmp1, flag_val['I']);
[603]424 p = tmp1;
425 q = tmp1;
[542]426
427 /* Cut the flag_val['I'] in parts containing all paths to test them */
428 while (p != NULL) {
429 q = strchr(p, ' ');
430 if (q != NULL) {
431 *q = '\0';
432 if (stat(p, &buf) != 0) {
433 log_msg(1, "ERROR ! %s doesn't exist", p);
434 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
435 }
[633]436 p = q+1 ;
[542]437 } else {
438 if (stat(p, &buf) != 0) {
439 log_msg(1, "ERROR ! %s doesn't exist", p);
440 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
441 }
442 p = NULL;
443 }
[289]444 }
[542]445 paranoid_free(tmp1);
446
[116]447 strncpy(bkpinfo->include_paths + strlen(bkpinfo->include_paths),
448 flag_val['I'],
[543]449 4*MAX_STR_LEN - strlen(bkpinfo->include_paths));
[116]450 log_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
451 if (bkpinfo->include_paths[0] == '-') {
452 retval++;
[541]453 log_to_screen("Please supply a sensible value with '-I'\n");
[116]454 }
455 }
[1]456
[116]457 if (g_kernel_version >= 2.6 && !flag_set['d']
458 && (flag_set['c'] || flag_set['w'])) {
459 fatal_error
460 ("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
[1]461 }
462
[116]463
464 if (flag_set['J']) {
465 if (flag_set['I']) {
466 retval++;
467 log_to_screen
[541]468 ("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. :-)");
[116]469 }
470 bkpinfo->make_filelist = FALSE;
471 strcpy(bkpinfo->include_paths, flag_val['J']);
[1]472 }
[116]473 if (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) {
474 if (!flag_set['r'] && g_kernel_version <= 2.5
475 && strstr(flag_val['d'], "/dev/")) {
476 fatal_error
477 ("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
478 }
479 if (flag_set['r'] && g_kernel_version <= 2.5
480 && !strstr(flag_val['d'], "/dev/")) {
481 fatal_error
482 ("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
483 }
484 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
485 log_to_screen
[541]486 ("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk...");
[116]487 }
488
489 if (system("which cdrecord > /dev/null 2> /dev/null")
490 && system("which dvdrecord > /dev/null 2> /dev/null")) {
491 fatal_error
492 ("Please install dvdrecord/cdrecord and try again.");
493 }
494 if (flag_set['C']) {
495 bkpinfo->cdrw_speed = atoi(flag_val['C']);
496 if (bkpinfo->cdrw_speed < 1) {
497 fatal_error
498 ("You specified a silly speed for a CD-R[W] drive");
499 }
500 if (!flag_set['L']) {
501 log_to_screen
[541]502 ("You must use -L with -C. Therefore I am setting it for you.");
[116]503 flag_set['L'] = 1;
504 flag_val['L'][0] = '\0';
505 }
506 } else {
507 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
508 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
509// log_msg(3, "flag_set['r'] = %i", flag_set['r'] );
510 if (flag_set['c']) {
511 bkpinfo->cdrw_speed = atoi(flag_val['c']);
512 } else if (flag_set['w']) {
513 bkpinfo->cdrw_speed = atoi(flag_val['w']);
514 } else if (flag_set['r']) {
515 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
516 }
517
518 if (bkpinfo->cdrw_speed < 1) {
519 fatal_error
520 ("You specified a silly speed for a CD-R[W] drive");
521 }
522 }
[1]523 }
[116]524 if (flag_set['t'] && !flag_set['d']) {
525 log_it("Hmm! No tape drive specified. Let's see what we can do.");
526 if (find_tape_device_and_size(flag_val['d'], tmp)) {
527 fatal_error
528 ("Tape device not specified. I couldn't find it either.");
529 }
530 flag_set['d'] = TRUE;
531 sprintf(tmp,
[541]532 "You didn't specify a tape streamer device. I'm assuming %s",
[116]533 flag_val['d']);
534 log_to_screen(tmp);
535 percent = 0;
536 }
537
[1687]538 if (flag_set['U']) // USB
539 {
540 if (! flag_set['d']) {
541 fatal_error
542 ("You need to specify a device file with -d for bootable USB device creation");
543 }
544 if (!flag_set['s']) {
545 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
546 }
547 }
548
[116]549 if (flag_set['r']) // DVD
550 {
551 if (flag_set['m']) {
552 fatal_error
553 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
554 }
555 if (!flag_set['d']) {
556 if (!find_dvd_device(flag_val['d'], FALSE)) {
557 flag_set['d'] = TRUE;
[541]558 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
[116]559 }
560 }
561 if (!find_home_of_exe("growisofs")) {
562 fatal_error
563 ("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
564 }
565 if (!find_home_of_exe("dvd+rw-format")) {
566 fatal_error
567 ("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
568 }
569 if (strchr(flag_val['d'], ',')) {
570 fatal_error
571 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
572 }
573 if (!flag_set['s']) {
574 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
575 strcat(flag_val['s'], "m");
576 log_to_screen
[541]577 ("You did not specify a size (-s) for DVD. I'm guessing %s.",
[116]578 flag_val['s']);
579 flag_set['s'] = 1;
580 }
[1]581/*
582 if (flag_set['Z']) {
583 bkpinfo->blank_dvd_first = TRUE;
584 }
585*/
[116]586 }
[1]587
[116]588 if (flag_set['t'] || flag_set['u']) { /* tape size */
589 if (strchr(flag_val['d'], ',')) {
590 fatal_error
591 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
592 }
593 if (flag_set['O']) {
594 if (flag_set['s']) {
595 if (flag_set['t']) {
596 fatal_error
597 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
598 }
[1645]599 if (process_the_s_switch(flag_val['s'])) {
[116]600 fatal_error("Bad -s switch");
601 }
602 } else if (flag_set['u'] || flag_set['t']) {
603 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
604 bkpinfo->media_size[i] = 0;
605 }
606 } else {
607 retval++;
608 log_to_screen("Tape size not specified.\n");
609 }
610 }
[1687]611 } else { /* CD|USB size */
[116]612 if (flag_set['s']) {
[1645]613 if (process_the_s_switch(flag_val['s'])) {
[116]614 fatal_error("Bad -s switch");
615 }
616 }
617 if (flag_set['w']) {
618 bkpinfo->wipe_media_first = TRUE;
619 } /* CD-RW */
[1]620 }
[116]621 if (flag_set['n']) {
622 strncpy(bkpinfo->nfs_mount, flag_val['n'], MAX_STR_LEN);
623 if (!flag_set['d']) {
624 strncpy(bkpinfo->nfs_remote_dir, "/", MAX_STR_LEN);
625 }
[910]626 sprintf(tmp, "mount | grep -E \"^%s .*\" | cut -d' ' -f3",
[116]627 bkpinfo->nfs_mount);
628 strncpy(bkpinfo->isodir,
629 call_program_and_get_last_line_of_output(tmp),
630 MAX_STR_LEN / 4);
631 if (strlen(bkpinfo->isodir) < 3) {
632 retval++;
[541]633 log_to_screen("NFS share is not mounted. Please mount it.\n");
[116]634 }
635 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
636 log_msg(3, "isodir= %s", bkpinfo->isodir);
[1]637 }
[116]638 if (flag_set['c']) {
639 bkpinfo->backup_media_type = cdr;
[1]640 }
[116]641 if (flag_set['C']) {
642 bkpinfo->backup_media_type = cdstream;
[1]643 }
[116]644 if (flag_set['i']) {
645 bkpinfo->backup_media_type = iso;
646 }
647 if (flag_set['n']) {
648 bkpinfo->backup_media_type = nfs;
[1848]649 /* Never try to eject a NFS device */
650 bkpinfo->please_dont_eject = TRUE;
[116]651 }
652 if (flag_set['r']) {
653 bkpinfo->backup_media_type = dvd;
654 }
655 if (flag_set['t']) {
656 bkpinfo->backup_media_type = tape;
657 }
658 if (flag_set['u']) {
659 bkpinfo->backup_media_type = udev;
660 }
661 if (flag_set['w']) {
662 bkpinfo->backup_media_type = cdrw;
663 }
[1687]664 if (flag_set['U']) {
665 bkpinfo->backup_media_type = usb;
[1745]666 /* Never try to eject a USB device */
[1746]667 bkpinfo->please_dont_eject = TRUE;
[1687]668 }
[948]669 if (flag_set['z']) {
670 if (find_home_of_exe("getfattr")) {
671 asprintf(&g_getfattr,"getfattr");
672 }
673 if (find_home_of_exe("getfacl")) {
674 asprintf(&g_getfacl,"getfacl");
675 }
676 }
[1]677
[805]678 /* optional, popular */
[116]679 if (flag_set['g']) {
680 g_text_mode = FALSE;
681 }
[805]682
[116]683 if (flag_set['E']) {
684 if (bkpinfo->exclude_paths[0]) {
685 strcat(bkpinfo->exclude_paths, " ");
686 }
[542]687 asprintf(&tmp1, flag_val['E']);
[605]688 p = tmp1;
689 q = tmp1;
[542]690
691 /* Cut the flag_val['E'] in parts containing all paths to test them */
692 while (p != NULL) {
693 q = strchr(p, ' ');
694 if (q != NULL) {
695 *q = '\0';
[805]696 /* Fix bug 14 where ending / cause a problem later
697 * so handled here for the moment */
698 q--;
[809]699 if (*q == '/') {
[805]700 *q = '\0';
701 }
702 q++;
703 /* End of bug fix */
[542]704 if (stat(p, &buf) != 0) {
705 log_msg(1, "WARNING ! %s doesn't exist", p);
706 }
[633]707 p = q+1 ;
[542]708 } else {
709 if (stat(p, &buf) != 0) {
710 log_msg(1, "WARNING ! %s doesn't exist", p);
711 }
712 p = NULL;
713 }
[289]714 }
[542]715 paranoid_free(tmp1);
716
[116]717 strncpy(bkpinfo->exclude_paths + strlen(bkpinfo->exclude_paths),
718 flag_val['E'],
[543]719 4*MAX_STR_LEN - strlen(bkpinfo->exclude_paths));
[116]720 }
721 if (flag_set['e']) {
722 bkpinfo->please_dont_eject = TRUE;
723 }
724 if (flag_set['N']) // exclude NFS mounts & devices
725 {
[1]726// strncpy(psz, list_of_NFS_devices_and_mounts(), MAX_STR_LEN);
[116]727 strncpy(psz, list_of_NFS_mounts_only(), MAX_STR_LEN);
728 if (bkpinfo->exclude_paths[0]) {
[1540]729 strncat(bkpinfo->exclude_paths, " ", 4*MAX_STR_LEN);
[116]730 }
[1540]731 strncat(bkpinfo->exclude_paths, psz, 4*MAX_STR_LEN);
[116]732 log_msg(3, "-N means we're now excluding %s",
733 bkpinfo->exclude_paths);
734 }
[1540]735 if (strlen(bkpinfo->exclude_paths) >= 4*MAX_STR_LEN) {
[116]736 fatal_error
[1540]737 ("Your '-E' parameter is too long. Increase MAX_STR_LEN");
[116]738 }
739 if (flag_set['b']) {
740 strcpy(psz, flag_val['b']);
741 log_msg(1, "psz = '%s'", psz);
742 if (psz[strlen(psz) - 1] == 'k') {
743 psz[strlen(psz) - 1] = '\0';
744 itbs = atol(psz) * 1024L;
745 } else {
746 itbs = atol(psz);
747 }
748 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
749 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
750 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
751 fatal_error
752 ("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
753 }
754 bkpinfo->internal_tape_block_size = itbs;
755 }
756 if (flag_set['D']) {
757 bkpinfo->differential = 1;
[1]758// bkpinfo->differential = atoi (flag_val['D']);
[116]759 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
760 fatal_error
761 ("The D option should be between 1 and 9 inclusive");
762 }
[1]763 }
[116]764 if (flag_set['x']) {
765 strncpy(bkpinfo->image_devs, flag_val['x'], MAX_STR_LEN / 4);
[296]766 if (run_program_and_log_output("which ntfsclone", 2)) {
767 fatal_error("Please install ntfsprogs package/tarball.");
[116]768 }
[1]769 }
[116]770 if (flag_set['m']) {
771 bkpinfo->manual_cd_tray = TRUE;
[1]772 }
[116]773 if (flag_set['k']) {
774 strncpy(bkpinfo->kernel_path, flag_val['k'], MAX_STR_LEN);
775 if (!strcmp(bkpinfo->kernel_path, "failsafe")) {
776 strcpy(bkpinfo->kernel_path, "FAILSAFE");
777 }
778 if (strcmp(bkpinfo->kernel_path, "FAILSAFE")
779 && !does_file_exist(bkpinfo->kernel_path)) {
780 retval++;
781 sprintf(tmp,
[541]782 "You specified kernel '%s', which does not exist\n",
[116]783 bkpinfo->kernel_path);
784 log_to_screen(tmp);
785 }
786 }
787 if (flag_set['p']) {
788 strncpy(bkpinfo->prefix, flag_val['p'], MAX_STR_LEN / 4);
789 }
[1]790
791
[116]792 if (flag_set['d']) { /* backup directory (if ISO/NFS) */
793 if (flag_set['i']) {
794 strncpy(bkpinfo->isodir, flag_val['d'], MAX_STR_LEN / 4);
795 sprintf(tmp, "ls -l %s", bkpinfo->isodir);
[1737]796 if (run_program_and_log_output(tmp, 2)) {
[116]797 fatal_error
798 ("output folder does not exist - please create it");
799 }
800 } else if (flag_set['n']) {
801 strncpy(bkpinfo->nfs_remote_dir, flag_val['d'], MAX_STR_LEN);
802 } else { /* backup device (if tape/CD-R/CD-RW) */
803
804 strncpy(bkpinfo->media_device, flag_val['d'], MAX_STR_LEN / 4);
805 }
[1]806 }
[116]807
808 if (flag_set['n']) {
[1767]809 asprintf(&tmp1,"%s/%s/.dummy.txt", bkpinfo->isodir,bkpinfo->nfs_remote_dir);
810 sprintf(tmp, "echo hi > %s", tmp1);
[1737]811 if (run_program_and_log_output(tmp, 2)) {
[116]812 retval++;
813 sprintf(tmp,
[541]814 "Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n",
[116]815 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
816 log_to_screen(tmp);
817 }
[1767]818 unlink(tmp1);
819 paranoid_free(tmp1);
[1]820 }
821
[116]822 if (!flag_set['d']
823 && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
824 if (g_kernel_version >= 2.6) {
825 if (popup_and_get_string
[541]826 ("Device", "Please specify the device",
[116]827 bkpinfo->media_device, MAX_STR_LEN / 4)) {
828 retval++;
[541]829 log_to_screen("User opted to cancel.");
[116]830 }
831 } else if (find_cdrw_device(bkpinfo->media_device)) {
832 retval++;
833 log_to_screen
[541]834 ("Tried and failed to find CD-R[W] drive automatically.\n");
[116]835 } else {
836 flag_set['d'] = TRUE;
837 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
838 }
[1]839 }
840
[116]841 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
842 retval++;
[541]843 log_to_screen("Please specify the backup device/directory.\n");
[116]844 fatal_error
845 ("You didn't use -d to specify the backup device/directory.");
[1]846 }
[116]847/* optional, obscure */
848 for (i = '0'; i <= '9'; i++) {
849 if (flag_set[i]) {
850 bkpinfo->compression_level = i - '0';
851 } /* not '\0' but '0' */
[1]852 }
[116]853 if (flag_set['S']) {
854 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'],
855 random() % 32768);
[1]856 }
[116]857 if (flag_set['T']) {
[1655]858 setup_tmpdir(flag_val['T']);
859 sprintf(tmp, "touch %s/.foo.dat", bkpinfo->tmpdir);
[116]860 if (run_program_and_log_output(tmp, 1)) {
861 retval++;
862 log_to_screen
[541]863 ("Please specify a tempdir which I can write to. :)");
[116]864 fatal_error("I cannot write to the tempdir you specified.");
865 }
[1655]866 sprintf(tmp, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
[116]867 if (run_program_and_log_output(tmp, 1)) {
868 retval++;
869 log_to_screen
[541]870 ("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
[116]871 fatal_error("I cannot write to the tempdir you specified.");
872 }
[1]873 }
[116]874 if (flag_set['A']) {
875 strncpy(bkpinfo->call_after_iso, flag_val['A'], MAX_STR_LEN);
876 }
877 if (flag_set['B']) {
878 strncpy(bkpinfo->call_before_iso, flag_val['B'], MAX_STR_LEN);
879 }
880 if (flag_set['H']) {
881 g_cd_recovery = TRUE;
882 }
883 if (flag_set['l']) {
[1]884#ifdef __FreeBSD__
885# define BOOT_LOADER_CHARS "GLBMR"
886#else
887# ifdef __IA64__
888# define BOOT_LOADER_CHARS "GER"
889# else
890# define BOOT_LOADER_CHARS "GLR"
891# endif
892#endif
[116]893 if (!strchr
894 (BOOT_LOADER_CHARS,
895 (bkpinfo->boot_loader = flag_val['l'][0]))) {
896 log_msg(1, "%c? WTF is %c? I need G, L, E or R.",
897 bkpinfo->boot_loader, bkpinfo->boot_loader);
898 fatal_error
899 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
900 }
[1]901#undef BOOT_LOADER_CHARS
902 }
[116]903 if (flag_set['f']) {
904 strncpy(bkpinfo->boot_device,
905 resolve_softlinks_to_get_to_actual_device_file(flag_val
906 ['f']),
907 MAX_STR_LEN / 4);
908 }
909 if (flag_set['P']) {
910 strncpy(bkpinfo->postnuke_tarball, flag_val['P'], MAX_STR_LEN);
911 }
912 if (flag_set['Q']) {
913 i = which_boot_loader(tmp);
914 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
[541]915 printf("boot loader is %c, residing at %s\n", i, tmp);
[116]916 finish(0);
917 }
918 if (flag_set['L']) {
919 bkpinfo->use_lzo = TRUE;
[1737]920 if (run_program_and_log_output("which lzop", 2)) {
[116]921 retval++;
922 log_to_screen
[541]923 ("Please install LZOP. You can't use '-L' until you do.\n");
[116]924 }
925 }
[1]926
[998]927 if (flag_set['G']) {
928 bkpinfo->use_gzip = TRUE;
[1737]929 if (run_program_and_log_output("which gzip", 2)) {
[998]930 retval++;
931 log_to_screen
932 ("Please install gzip. You can't use '-G' until you do.\n");
933 }
934 }
935
[116]936 if (!flag_set['o']
937 &&
938 !run_program_and_log_output
[1737]939 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", 2)) {
[116]940 bkpinfo->make_cd_use_lilo = TRUE;
941 log_to_screen
[541]942 ("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary.");
[116]943 }
944 if (flag_set['o']) {
945 bkpinfo->make_cd_use_lilo = TRUE;
946 }
[1]947#ifndef __FreeBSD__
[116]948 else {
949 if (!is_this_a_valid_disk_format("vfat")) {
950 bkpinfo->make_cd_use_lilo = TRUE;
951 log_to_screen
[541]952 ("Your kernel appears not to support vfat filesystems. I am therefore");
[116]953 log_to_screen
[1885]954 ("using LILO instead of SYSLINUX as the media boot loader.");
[116]955 }
[1737]956 if (run_program_and_log_output("which mkfs.vfat", 2)) {
[116]957 bkpinfo->make_cd_use_lilo = TRUE;
[1]958#ifdef __IA32__
[116]959 log_to_screen
[541]960 ("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
[116]961 log_to_screen
[541]962 ("your boot loader. I shall therefore use LILO instead.");
[1]963#endif
964#ifdef __IA64__
[116]965 log_to_screen
[541]966 ("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
967 log_to_screen("environment correctly. Please install it.");
[116]968 fatal_error("Aborting");
[1]969#endif
[116]970 }
[1]971#ifdef __IA64__
[116]972 /* We force ELILO usage on IA64 */
973 bkpinfo->make_cd_use_lilo = TRUE;
[1]974#endif
[116]975 }
[1]976#endif
977
[116]978 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
979 paranoid_system("touch /boot/boot.b");
980 }
[1]981
[1917]982 if ( ! bkpinfo->restore_data ) {
983 i = flag_set['O'] + flag_set['V'];
984 if (i == 0) {
985 retval++;
986 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
987 }
[116]988 }
[1]989
990/* and finally... */
991
[116]992 paranoid_free(tmp);
993 paranoid_free(psz);
994 return (retval);
[1]995}
996
997
998
999/**
1000 * Get the switches from @p argc and @p argv using getopt() and place them in
1001 * @p flag_set and @p flag_val.
1002 * @param argc The argument count (@p argc passed to main()).
1003 * @param argv The argument vector (@p argv passed to main()).
1004 * @param flag_val An array indexed by switch letter - if a switch is set and
1005 * has an argument then set flag_val[switch] to that argument.
1006 * @param flag_set An array indexed by switch letter - if a switch is set then
1007 * set flag_set[switch] to TRUE, else set it to FALSE.
1008 * @return The number of problems with the command line (0 for success).
1009 */
1010int
[116]1011retrieve_switches_from_command_line(int argc, char *argv[],
1012 char flag_val[128][MAX_STR_LEN],
1013 bool flag_set[128])
[1]1014{
[116]1015 /*@ ints ** */
1016 int opt = 0;
1017 char tmp[MAX_STR_LEN];
1018 int i = 0;
1019 int len;
[1]1020
[116]1021 /*@ bools *** */
1022 bool bad_switches = FALSE;
[1]1023
[116]1024 assert(flag_val != NULL);
1025 assert(flag_set != NULL);
[1]1026
[116]1027 for (i = 0; i < 128; i++) {
1028 flag_val[i][0] = '\0';
1029 flag_set[i] = FALSE;
[1]1030 }
[116]1031 while ((opt =
[1917]1032 getopt(argc, argv, MONDO_OPTIONS))
[116]1033 != -1) {
1034 if (opt == '?') {
1035 bad_switches = TRUE;
1036 /*log_it("Invalid option: %c\n",optopt); */
1037 } else {
1038 if (flag_set[optopt]) {
1039 bad_switches = TRUE;
[541]1040 sprintf(tmp, "Switch -%c previously defined as %s\n", opt,
[116]1041 flag_val[i]);
1042 log_to_screen(tmp);
1043 } else {
1044 flag_set[opt] = TRUE;
1045 if (optarg) {
1046 len = strlen(optarg);
1047 if (optarg[0] != '/' && optarg[len - 1] == '/') {
1048 optarg[--len] = '\0';
1049 log_to_screen
[541]1050 ("Warning - param '%s' should not have trailing slash!",
[116]1051 optarg);
1052 }
1053 if (opt == 'd') {
1054 if (strchr(flag_val[opt], '/')
1055 && flag_val[opt][0] != '/') {
1056 sprintf(tmp,
[541]1057 "-%c flag --- must be absolute path --- '%s' isn't absolute",
[116]1058 opt, flag_val[opt]);
1059 log_to_screen(tmp);
1060 bad_switches = TRUE;
1061 }
1062 }
1063 strcpy(flag_val[opt], optarg);
1064 }
1065 }
[1]1066 }
1067 }
[116]1068 for (i = optind; i < argc; i++) {
1069 bad_switches = TRUE;
[541]1070 sprintf(tmp, "Invalid arg -- %s\n", argv[i]);
[116]1071 log_to_screen(tmp);
1072 }
1073 return (bad_switches);
[1]1074}
1075
1076
1077
1078
1079/**
1080 * Print a not-so-helpful help message and exit.
1081 */
[116]1082void help_screen()
[1]1083{
[116]1084 log_msg(1, "Type 'man mondo-archive' for more information\n");
1085 exit(1);
[1]1086}
1087
1088
1089/**
1090 * Terminate Mondo in response to a signal.
1091 * @param sig The signal number received.
1092 */
1093void terminate_daemon(int sig)
1094{
[116]1095 char tmp[64];
1096 char tmp2[MAX_STR_LEN];
1097 // char command[512];
1098 // pid_t pid;
[1]1099
[116]1100 switch (sig) {
[1]1101 case SIGINT:
1102 sprintf(tmp, "SIGINT");
[541]1103 strcpy(tmp2, "You interrupted me :-)");
[1]1104 break;
1105 case SIGKILL:
1106 sprintf(tmp, "SIGKILL");
[116]1107 strcpy(tmp2,
[541]1108 "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
[1]1109 break;
1110 case SIGTERM:
1111 sprintf(tmp, "SIGTERM");
[541]1112 strcpy(tmp2, "Got terminate signal");
[1]1113 break;
1114 case SIGHUP:
1115 sprintf(tmp, "SIGHUP");
[541]1116 strcpy(tmp2, "Hangup on line");
[1]1117 break;
1118 case SIGSEGV:
1119 sprintf(tmp, "SIGSEGV");
[116]1120 strcpy(tmp2,
[541]1121 "Internal programming error. Please send a backtrace as well as your log.");
[1]1122 break;
1123 case SIGPIPE:
1124 sprintf(tmp, "SIGPIPE");
[541]1125 strcpy(tmp2, "Pipe was broken");
[1]1126 break;
[116]1127 case SIGABRT:
1128 sprintf(tmp, "SIGABRT");
1129 sprintf(tmp2,
[541]1130 "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
[116]1131 break;
[1]1132 default:
[541]1133 sprintf(tmp, "(Unknown)");
[116]1134 }
[1]1135
[541]1136 strcat(tmp, " signal received from OS");
[116]1137 log_to_screen(tmp);
1138 log_to_screen(tmp2);
1139 if (sig == SIGABRT) {
1140 sleep(10);
1141 }
1142 kill_buffer();
1143 fatal_error
1144 ("Mondoarchive is terminating in response to a signal from the OS");
1145 finish(254); // just in case
[1]1146}
1147
1148
1149
1150
1151/**
1152 * Turn signal-trapping on or off.
1153 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1154 */
1155void set_signals(int on)
1156{
[116]1157 int signals[] =
1158 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1159 int i;
1160
1161 signal(SIGPIPE, sigpipe_occurred);
1162 for (i = 0; signals[i]; i++) {
1163 if (on) {
1164 signal(signals[i], terminate_daemon);
1165 } else {
1166 signal(signals[i], termination_in_progress);
1167 }
1168 }
[1]1169}
1170
1171
1172
1173
1174/**
1175 * Exit immediately without cleaning up.
1176 * @param sig The signal we are exiting due to.
1177 */
1178void termination_in_progress(int sig)
1179{
[116]1180 log_msg(1, "Termination in progress");
1181 usleep(1000);
1182 pthread_exit(0);
[1]1183}
1184
1185/* @} - end of cliGroup */
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