source: MondoRescue/trunk/mondo/src/mondoarchive/mondo-cli.c@ 1079

Last change on this file since 1079 was 1079, checked in by Bruno Cornec, 17 years ago

merge -r1045:1078 £SVN_M/branches/stable
  • Property svn:keywords set to Id
File size: 27.6 KB
Line 
1/***************************************************************************
2 * $Id: mondo-cli.c 1079 2007-01-28 16:58:18Z bruno $
3 *
4 * Functions for handling command-line arguments passed to mondoarchive.
5 */
6
7/** @def BOOT_LOADER_CHARS The characters allowed for boot loader on this platform. */
8
9#include "my-stuff.h"
10#include "../common/mondostructures.h"
11#include "mondo-cli-EXT.h"
12#include "../common/libmondo.h"
13#ifndef S_SPLINT_S
14#include <pthread.h>
15#endif
16#include "mr_mem.h"
17
18extern int g_loglevel;
19extern bool g_text_mode;
20extern bool g_skip_floppies; ///< Whether to skip the creation of boot disks
21extern bool g_cd_recovery;
22extern double g_kernel_version;
23extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
24
25/**
26 * Whether we're restoring from ISOs. Obviously not, since this is the
27 * backup program.
28 * @note You @b MUST declare this variable somewhere in your program if
29 * you use libmondo. Otherwise the link will fail.
30 * @ingroup globalGroup
31 */
32bool g_ISO_restore_mode = FALSE;
33
34extern double g_kernel_version;
35extern int g_current_media_number;
36extern pid_t g_main_pid;
37extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
38
39/* Do we use extended attributes and acl ?
40 * By default no, use --acl & --attr options to force their usage */
41char *g_getfacl = NULL;
42char *g_getfattr = NULL;
43
44/**
45 * @addtogroup cliGroup
46 * @{
47 */
48/**
49 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
50 * @param argc The argument count, including the program name; @p argc passed to main().
51 * @param argv The argument vector; @p argv passed to main().
52 * @param bkpinfo The backup information structure to populate.
53 * @return The number of problems with the command line (0 for success).
54 */
55int
56handle_incoming_parameters(int argc, char *argv[],
57 struct s_bkpinfo *bkpinfo)
58{
59 /*@ int *** */
60 int res = 0;
61 int retval = 0;
62 int i = 0, j;
63
64 /*@ buffers *************** */
65 char *tmp;
66 char *flag_val[128];
67 bool flag_set[128];
68
69 sensibly_set_tmpdir_and_scratchdir(bkpinfo);
70
71 for (i = 0; i < 128; i++) {
72 flag_val[i] = NULL;
73 flag_set[i] = FALSE;
74 }
75 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
76 bkpinfo->media_size[j] = 650;
77 } /* default */
78 res =
79 retrieve_switches_from_command_line(argc, argv, flag_val,
80 flag_set);
81 log_it("value: %s", flag_val['s']);
82 retval += res;
83 if (!retval) {
84 res = process_switches(bkpinfo, flag_val, flag_set);
85 retval += res;
86 }
87/*
88 if (!retval)
89 {
90*/
91 log_msg(3, "Switches:-");
92 for (i = 0; i < 128; i++) {
93 if (flag_set[i]) {
94 mr_asprintf(&tmp, "-%c %s", i, flag_val[i]);
95 log_msg(3, tmp);
96 mr_free(tmp);
97 }
98 }
99// }
100 mr_asprintf(&tmp, "rm -Rf %s/mondo.tmp.*", bkpinfo->tmpdir);
101 paranoid_system(tmp);
102 mr_free(tmp);
103
104 mr_asprintf(&tmp, "rm -Rf %s/mondo.scratch.*", bkpinfo->scratchdir);
105 paranoid_system(tmp);
106 mr_free(tmp);
107
108 /* BERLIOS : Useless ???
109 s-printf(bkpinfo->tmpdir + strlen(bkpinfo->tmpdir), "/mondo.tmp.%ld",
110 random() % 32767);
111 s-printf(bkpinfo->scratchdir + strlen(bkpinfo->scratchdir),
112 "/mondo.scratch.%ld", random() % 32767);
113 */
114
115 mr_asprintf(&tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
116 paranoid_system(tmp);
117 mr_free(tmp);
118
119 mr_asprintf(&tmp, "mkdir -p %s", bkpinfo->scratchdir);
120 paranoid_system(tmp);
121 mr_free(tmp);
122
123 if (bkpinfo->nfs_mount != NULL) {
124 store_nfs_config(bkpinfo);
125 }
126 return (retval);
127}
128
129
130/**
131 * Store the sizespec(s) stored in @p value into @p bkpinfo.
132 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
133 * @param value The sizespec (e.g. "2g", "40m").
134 * @return 0, always.
135 * @bug Return code not needed.
136 */
137int process_the_s_switch(struct s_bkpinfo *bkpinfo, char *value)
138{
139 int j;
140 char *tmp;
141 char *p;
142 char *q;
143 char *comment;
144
145 assert(bkpinfo != NULL);
146 assert(value != NULL);
147
148 bkpinfo->media_size[0] = -1; /* dummy value */
149 for (j = 1, p = value; j < MAX_NOOF_MEDIA && strchr(p, ',');
150 j++, p = strchr(p, ',') + 1) {
151 mr_asprintf(&tmp, p);
152 q = strchr(tmp, ',');
153 if (q != NULL) {
154 *q = '\0';
155 }
156 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(tmp);
157 mr_free(tmp);
158
159 mr_asprintf(&comment, "media_size[%d] = %ld", j,
160 bkpinfo->media_size[j]);
161 log_msg(3, comment);
162 mr_free(comment);
163 }
164 for (; j <= MAX_NOOF_MEDIA; j++) {
165 bkpinfo->media_size[j] = friendly_sizestr_to_sizelong(p);
166 }
167 for (j = 1; j <= MAX_NOOF_MEDIA; j++) {
168 if (bkpinfo->media_size[j] <= 0) {
169 log_msg(1, "You gave media #%d an invalid size\n", j);
170 return (-1);
171 }
172 }
173 return (0);
174}
175
176
177/**
178 * Process mondoarchive's command-line switches.
179 * @param bkpinfo The backup information structure to populate.
180 * @param flag_val An array of the argument passed to each switch (the letter is the index).
181 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
182 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
183 * FALSE if it's not.
184 * @return The number of problems with the switches, or 0 for success.
185 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
186 */
187int
188process_switches(struct s_bkpinfo *bkpinfo,
189 char *flag_val[128], bool flag_set[128])
190{
191
192 /*@ ints *** */
193 int i = 0;
194 int j = 0;
195 int retval = 0;
196 int percent = 0;
197
198 /*@ buffers ** */
199 char *tmp = NULL;
200 char *tmp1 = NULL;
201 char *psz = NULL;
202 char *p = NULL;
203 char *q = NULL;
204
205 long itbs = 0L;
206
207 struct stat buf;
208
209 assert(bkpinfo != NULL);
210 assert(flag_val != NULL);
211 assert(flag_set != NULL);
212
213 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
214
215 /* compulsory */
216 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
217 flag_set['t'] + flag_set['u'] + flag_set['r'] +
218 flag_set['w'] + flag_set['C'] + flag_set['U'];
219 if (i == 0) {
220 retval++;
221 log_to_screen(_("You must specify the media type\n"));
222 }
223 if (i > 1) {
224 retval++;
225 log_to_screen(_("Please specify only one media type\n"));
226 }
227 if (flag_set['K']) {
228 g_loglevel = atoi(flag_val['K']);
229 if (g_loglevel < 3) {
230 g_loglevel = 3;
231 }
232 }
233 if (flag_set['L'] && flag_set['0']) {
234 retval++;
235 log_to_screen(_("You cannot have 'no compression' _and_ LZOP.\n"));
236 }
237 bkpinfo->backup_data = flag_set['O'];
238 bkpinfo->verify_data = flag_set['V'];
239 if (flag_set['I'] && !bkpinfo->backup_data) {
240 log_to_screen(_("-I switch is ignored if just verifying"));
241 }
242 if (flag_set['E'] && !bkpinfo->backup_data) {
243 log_to_screen(_("-E switch is ignored if just verifying"));
244 }
245
246 tmp = find_home_of_exe("afio");
247 tmp1 = find_home_of_exe("star");
248 if (!tmp) {
249 if (tmp1) {
250 flag_set['R'] = TRUE;
251 log_msg(1, "Using star instead of afio");
252 } else {
253 fatal_error
254 ("Neither afio nor star is installed. Please install at least one.");
255 }
256 }
257 mr_free(tmp);
258
259 if (flag_set['R']) {
260 bkpinfo->use_star = TRUE;
261 if (flag_set['L']) {
262 fatal_error("You may not use star and lzop at the same time.");
263 }
264 if (!tmp1) {
265 fatal_error
266 ("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
267 }
268 }
269 mr_free(tmp1);
270
271 if (flag_set['W']) {
272 bkpinfo->nonbootable_backup = TRUE;
273 log_to_screen("Warning - you have opted for non-bootable backup");
274 if (flag_set['f'] || flag_set['l']) {
275 log_to_screen
276 (_("You don't need to specify bootloader or bootdevice"));
277 }
278 }
279 if (flag_set['t'] && flag_set['H']) {
280 fatal_error
281 ("Sorry, you may not nuke w/o warning from tape. Drop -H, please.");
282 }
283 if (flag_set['I']) {
284 if (!strcmp(bkpinfo->include_paths, "/")) {
285 log_msg(2, "'/' is pleonastic.");
286 bkpinfo->include_paths = NULL;
287 }
288 mr_asprintf(&tmp1, flag_val['I']);
289 p = tmp1;
290 q = tmp1;
291
292 /* Cut the flag_val['I'] in parts containing all paths to test them */
293 while (p != NULL) {
294 q = strchr(p, ' ');
295 if (q != NULL) {
296 *q = '\0';
297 if (stat(p, &buf) != 0) {
298 log_msg(1, "ERROR ! %s doesn't exist", p);
299 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
300 }
301 p = q+1 ;
302 } else {
303 if (stat(p, &buf) != 0) {
304 log_msg(1, "ERROR ! %s doesn't exist", p);
305 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
306 }
307 p = NULL;
308 }
309 }
310 mr_free(tmp1);
311
312 if (bkpinfo->include_paths == NULL) {
313 mr_asprintf(&tmp1, "%s", flag_val['I']);
314 } else {
315 mr_asprintf(&tmp1, "%s %s", bkpinfo->include_paths, flag_val['I']);
316 }
317 mr_allocstr(bkpinfo->include_paths,tmp1);
318 mr_free(tmp1);
319
320 log_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
321 if (bkpinfo->include_paths[0] == '-') {
322 retval++;
323 log_to_screen(_("Please supply a sensible value with '-I'\n"));
324 }
325 }
326
327 if (g_kernel_version >= 2.6 && !flag_set['d']
328 && (flag_set['c'] || flag_set['w'])) {
329 fatal_error
330 ("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
331 }
332
333 if (flag_set['J']) {
334 if (flag_set['I']) {
335 retval++;
336 log_to_screen
337 (_("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 combine -J with -I. Thanks. :-)"));
338 }
339 bkpinfo->make_filelist = FALSE;
340 mr_allocstr(bkpinfo->include_paths, flag_val['J']);
341 }
342
343 if (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) {
344 if (!flag_set['r'] && g_kernel_version <= 2.5
345 && strstr(flag_val['d'], "/dev/")) {
346 fatal_error
347 ("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
348 }
349 if (flag_set['r'] && g_kernel_version <= 2.5
350 && !strstr(flag_val['d'], "/dev/")) {
351 fatal_error
352 ("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
353 }
354 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
355 log_to_screen
356 (_("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk..."));
357 }
358
359 if (flag_set['C']) {
360 bkpinfo->cdrw_speed = atoi(flag_val['C']);
361 if (bkpinfo->cdrw_speed < 1) {
362 fatal_error
363 ("You specified a silly speed for a CD-R[W] drive");
364 }
365 if (!flag_set['L']) {
366 log_to_screen
367 (_("You must use -L with -C. Therefore I am setting it for you."));
368 flag_set['L'] = 1;
369 flag_val['L'] = NULL;
370 }
371 } else {
372 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
373 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
374 if (flag_set['c']) {
375 bkpinfo->cdrw_speed = atoi(flag_val['c']);
376 } else if (flag_set['w']) {
377 bkpinfo->cdrw_speed = atoi(flag_val['w']);
378 } else if (flag_set['r']) {
379 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
380 }
381
382 if (bkpinfo->cdrw_speed < 1) {
383 fatal_error
384 ("You specified a silly speed for a CD-R[W] drive");
385 }
386 }
387 }
388
389 if (flag_set['t'] && !flag_set['d']) {
390 log_it("Hmm! No tape drive specified. Let's see what we can do.");
391 if (find_tape_device_and_size(flag_val['d'], tmp)) {
392 fatal_error
393 ("Tape device not specified. I couldn't find it either.");
394 }
395 flag_set['d'] = TRUE;
396 mr_free(tmp); // allocation from find_tape_device_and_size
397
398 mr_asprintf(&tmp,
399 _("You didn't specify a tape streamer device. I'm assuming %s"),
400 flag_val['d']);
401 log_to_screen(tmp);
402 mr_free(tmp);
403 percent = 0;
404 }
405
406 if (flag_set['U']) // USB
407 {
408 if (! flag_set['d']) {
409 fatal_error
410 ("You need to specify a device file with -d for bootable USB device creation");
411 }
412 if (!flag_set['s']) {
413 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
414 }
415 }
416
417 if (flag_set['r']) // DVD
418 {
419 if (flag_set['m']) {
420 fatal_error
421 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
422 }
423 if (!flag_set['d']) {
424 if ((flag_val['d'] = find_dvd_device()) != NULL) {
425 flag_set['d'] = TRUE;
426 log_to_screen(_("I guess DVD drive is at %s"), flag_val['d']);
427 }
428 }
429
430 if (strchr(flag_val['d'], ',')) {
431 fatal_error
432 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
433 }
434 if (!flag_set['s']) {
435 mr_asprintf(&flag_val['s'], "%dm", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
436 log_to_screen
437 (_("You did not specify a size (-s) for DVD. I'm guessing %s."),
438 flag_val['s']);
439 flag_set['s'] = 1;
440 }
441 }
442
443 if (flag_set['t'] || flag_set['u']) { /* tape size */
444 if (strchr(flag_val['d'], ',')) {
445 fatal_error
446 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
447 }
448 if (flag_set['O']) {
449 if (flag_set['s']) {
450 if (flag_set['t']) {
451 fatal_error
452 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
453 }
454 if (process_the_s_switch(bkpinfo, flag_val['s'])) {
455 fatal_error("Bad -s switch");
456 }
457 } else if (flag_set['u'] || flag_set['t']) {
458 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
459 bkpinfo->media_size[i] = 0;
460 }
461 } else {
462 retval++;
463 log_to_screen("Tape size not specified.\n");
464 }
465 }
466 } else { /* CD|USB size */
467 if (flag_set['s']) {
468 if (process_the_s_switch(bkpinfo, flag_val['s'])) {
469 fatal_error("Bad -s switch");
470 }
471 }
472 if (flag_set['w']) {
473 bkpinfo->wipe_media_first = TRUE;
474 } /* CD-RW */
475 }
476 if (flag_set['n']) {
477 mr_allocstr(bkpinfo->nfs_mount,flag_val['n']);
478 if (!flag_set['d']) {
479 mr_allocstr(bkpinfo->nfs_remote_dir,"/");
480 }
481 mr_asprintf(&tmp, "mount | grep -E '^%s .*$' | cut -d' ' -f3",
482 bkpinfo->nfs_mount);
483 mr_free(bkpinfo->isodir);
484 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp);
485 mr_free(tmp);
486
487 if (strlen(bkpinfo->isodir) < 3) {
488 retval++;
489 log_to_screen(_("NFS share is not mounted. Please mount it.\n"));
490 }
491 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
492 log_msg(3, "isodir= %s", bkpinfo->isodir);
493 }
494
495 if (flag_set['c']) {
496 bkpinfo->backup_media_type = cdr;
497 }
498 if (flag_set['C']) {
499 bkpinfo->backup_media_type = cdstream;
500 }
501 if (flag_set['i']) {
502 bkpinfo->backup_media_type = iso;
503 }
504 if (flag_set['n']) {
505 bkpinfo->backup_media_type = nfs;
506 }
507 if (flag_set['r']) {
508 bkpinfo->backup_media_type = dvd;
509 }
510 if (flag_set['t']) {
511 bkpinfo->backup_media_type = tape;
512 }
513 if (flag_set['u']) {
514 bkpinfo->backup_media_type = udev;
515 }
516 if (flag_set['w']) {
517 bkpinfo->backup_media_type = cdrw;
518 }
519 if (flag_set['U']) {
520 bkpinfo->backup_media_type = usb;
521 }
522 if (flag_set['z']) {
523 if (find_home_of_exe("getfattr")) {
524 asprintf(&g_getfattr,"getfattr");
525 }
526 if (find_home_of_exe("getfacl")) {
527 asprintf(&g_getfacl,"getfacl");
528 }
529 }
530
531 /* optional, popular */
532 if (flag_set['g']) {
533 g_text_mode = FALSE;
534 }
535
536 if (flag_set['E']) {
537 mr_asprintf(&tmp1, flag_val['E']);
538 p = tmp1;
539 q = tmp1;
540
541 /* Cut the flag_val['E'] in parts containing all paths to test them */
542 while (p != NULL) {
543 q = strchr(p, ' ');
544 if (q != NULL) {
545 *q = '\0';
546 /* Fix bug 14 where ending / cause a problem later
547 * so handled here for the moment */
548 q--;
549 if (*q == '/') {
550 *q = '\0';
551 }
552 q++;
553 /* End of bug fix */
554 if (stat(p, &buf) != 0) {
555 log_msg(1, "WARNING ! %s doesn't exist", p);
556 }
557 p = q+1 ;
558 } else {
559 if (stat(p, &buf) != 0) {
560 log_msg(1, "WARNING ! %s doesn't exist", p);
561 }
562 p = NULL;
563 }
564 }
565 mr_free(tmp1);
566
567 if (bkpinfo->exclude_paths == NULL) {
568 mr_asprintf(&tmp1, "%s", flag_val['E']);
569 } else {
570 mr_asprintf(&tmp1, "%s %s", bkpinfo->exclude_paths, flag_val['E']);
571 }
572 mr_allocstr(bkpinfo->exclude_paths,tmp1);
573 mr_free(tmp1);
574 }
575
576 if (flag_set['e']) {
577 bkpinfo->please_dont_eject = TRUE;
578 }
579
580 if (flag_set['N']) // exclude NFS mounts & devices
581 {
582 psz = list_of_NFS_mounts_only();
583 if (bkpinfo->exclude_paths != NULL) {
584 mr_asprintf(&tmp1, "%s %s", bkpinfo->exclude_paths, psz);
585 } else {
586 mr_asprintf(&tmp1, "%s", psz);
587 }
588 mr_free(psz);
589 mr_allocstr(bkpinfo->exclude_paths, tmp1);
590 mr_free(tmp1);
591
592 log_msg(3, "-N means we're now excluding %s",
593 bkpinfo->exclude_paths);
594 }
595
596 if (flag_set['b']) {
597 mr_asprintf(&psz, flag_val['b']);
598 log_msg(1, "psz = '%s'", psz);
599 if (psz[strlen(psz) - 1] == 'k') {
600 psz[strlen(psz) - 1] = '\0';
601 itbs = atol(psz) * 1024L;
602 } else {
603 itbs = atol(psz);
604 }
605 mr_free(psz);
606
607 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
608 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
609 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
610 fatal_error
611 ("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
612 }
613 bkpinfo->internal_tape_block_size = itbs;
614 }
615
616 if (flag_set['D']) {
617 bkpinfo->differential = 1;
618// bkpinfo->differential = atoi (flag_val['D']);
619 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
620 fatal_error
621 ("The D option should be between 1 and 9 inclusive");
622 }
623 }
624
625 if (flag_set['x']) {
626 mr_allocstr(bkpinfo->image_devs,flag_val['x']);
627 if (run_program_and_log_output("which ntfsclone", 2)) {
628 fatal_error("Please install ntfsprogs package/tarball.");
629 }
630 }
631
632 if (flag_set['m']) {
633 bkpinfo->manual_cd_tray = TRUE;
634 }
635
636 if (flag_set['k']) {
637 if (strcasecmp(flag_val['k'], "FAILSAFE")) {
638 mr_allocstr(bkpinfo->kernel_path,"FAILSAFE");
639
640 if (!does_file_exist(bkpinfo->kernel_path)) {
641 retval++;
642 mr_asprintf(&tmp,
643 _("You specified kernel '%s', which does not exist\n"),
644 bkpinfo->kernel_path);
645 log_to_screen(tmp);
646 mr_free(tmp);
647 }
648 } else {
649 mr_allocstr(bkpinfo->kernel_path,flag_val['k']);
650 }
651 }
652
653 if (flag_set['p']) {
654 mr_allocstr(bkpinfo->prefix,flag_val['p']);
655 }
656
657 if (flag_set['d']) { /* backup directory (if ISO/NFS/USB) */
658 if (flag_set['i']) {
659 mr_allocstr(bkpinfo->isodir,flag_val['d']);
660 mr_asprintf(&tmp, "ls -l %s", bkpinfo->isodir);
661 if (run_program_and_log_output(tmp, FALSE)) {
662 fatal_error
663 ("output folder does not exist - please create it");
664 }
665 mr_free(tmp);
666 } else if (flag_set['n']) {
667 mr_allocstr(bkpinfo->nfs_remote_dir,flag_val['d']);
668 } else { /* backup device (if tape/CD-R/CD-RW) */
669 mr_allocstr(bkpinfo->media_device, flag_val['d']);
670 }
671 }
672
673 if (flag_set['n']) {
674 mr_asprintf(&tmp, "echo hi > %s/%s/.dummy.txt", bkpinfo->isodir,
675 bkpinfo->nfs_remote_dir);
676 if (run_program_and_log_output(tmp, FALSE)) {
677 retval++;
678 mr_free(tmp);
679 mr_asprintf(&tmp,
680 _("Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n"),
681 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
682 log_to_screen(tmp);
683 }
684 mr_free(tmp);
685 }
686
687 if (!flag_set['d']
688 && (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['U'])) {
689 if (g_kernel_version >= 2.6) {
690 if (popup_and_get_string
691 (_("Device"), _("Please specify the device"),
692 bkpinfo->media_device)) {
693 retval++;
694 log_to_screen(_("User opted to cancel."));
695 }
696 } else if ((tmp = find_cdrw_device()) == NULL) {
697 mr_allocstr(bkpinfo->media_device, tmp);
698 mr_free(tmp);
699 retval++;
700 log_to_screen
701 (_("Tried and failed to find CD-R[W] drive automatically.\n"));
702 } else {
703 flag_set['d'] = TRUE;
704 mr_asprintf(&flag_val['d'], bkpinfo->media_device);
705 }
706 }
707
708 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
709 retval++;
710 log_to_screen(_("Please specify the backup device/directory.\n"));
711 fatal_error
712 ("You didn't use -d to specify the backup device/directory.");
713 }
714/* optional, obscure */
715 for (i = '0'; i <= '9'; i++) {
716 if (flag_set[i]) {
717 bkpinfo->compression_level = i - '0';
718 } /* not '\0' but '0' */
719 }
720 j = (int) random() % 32768;
721 if (flag_set['S']) {
722 mr_asprintf(&tmp, "%s/mondo.scratch.%d", flag_val['S'], j);
723 mr_free(bkpinfo->scratchdir);
724 bkpinfo->scratchdir = tmp;
725 }
726 if (flag_set['T']) {
727 mr_asprintf(&tmp, "%s/mondo.tmp.%d", flag_val['T'], j);
728 mr_free(bkpinfo->tmpdir);
729 bkpinfo->tmpdir = tmp;
730 mr_asprintf(&tmp, "touch %s/.foo.dat", flag_val['T']);
731 if (run_program_and_log_output(tmp, 1)) {
732 retval++;
733 log_to_screen
734 (_("Please specify a tempdir which I can write to. :)"));
735 fatal_error("I cannot write to the tempdir you specified.");
736 }
737 mr_free(tmp);
738
739 mr_asprintf(&tmp, "ln -sf %s/.foo.dat %s/.bar.dat", flag_val['T'],
740 flag_val['T']);
741 if (run_program_and_log_output(tmp, 1)) {
742 retval++;
743 log_to_screen
744 (_("Please don't specify a SAMBA or VFAT or NFS tmpdir."));
745 fatal_error("I cannot write to the tempdir you specified.");
746 }
747 mr_free(tmp);
748 }
749
750 if (flag_set['A']) {
751 mr_allocstr(bkpinfo->call_after_iso,flag_val['A']);
752 }
753 if (flag_set['B']) {
754 mr_allocstr(bkpinfo->call_before_iso,flag_val['B']);
755 }
756 if (flag_set['F']) {
757 g_skip_floppies = TRUE;
758 }
759 if (flag_set['H']) {
760 g_cd_recovery = TRUE;
761 }
762 if (flag_set['l']) {
763#ifdef __FreeBSD__
764# define BOOT_LOADER_CHARS "GLBMR"
765#else
766# ifdef __IA64__
767# define BOOT_LOADER_CHARS "GER"
768# else
769# define BOOT_LOADER_CHARS "GLR"
770# endif
771#endif
772 if (!strchr
773 (BOOT_LOADER_CHARS,
774 (bkpinfo->boot_loader = flag_val['l'][0]))) {
775 log_msg(1, "%c? What is %c? I need G, L, E or R.",
776 bkpinfo->boot_loader, bkpinfo->boot_loader);
777 fatal_error
778 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
779 }
780#undef BOOT_LOADER_CHARS
781 }
782
783 tmp = NULL;
784 if (flag_set['f']) {
785 tmp = resolve_softlinks_to_get_to_actual_device_file(flag_val['f']);
786 mr_allocstr(bkpinfo->boot_device,tmp);
787 }
788 if (flag_set['Q']) {
789 if (tmp == NULL) {
790 printf("-f option required when using -Q\n");
791 finish(-1);
792 }
793 i = which_boot_loader(tmp);
794 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
795 printf(_("boot loader is %c, residing at %s\n"), i, tmp);
796 mr_free(tmp);
797 finish(0);
798 }
799 mr_free(tmp);
800
801 if (flag_set['P']) {
802 mr_allocstr(bkpinfo->postnuke_tarball,flag_val['P']);
803 }
804
805 if (flag_set['L']) {
806 bkpinfo->use_lzo = TRUE;
807 if (run_program_and_log_output("which lzop", FALSE)) {
808 retval++;
809 log_to_screen
810 (_("Please install LZOP. You can't use '-L' until you do.\n"));
811 }
812 }
813
814 if (flag_set['G']) {
815 bkpinfo->use_gzip = TRUE;
816 if (run_program_and_log_output("which gzip", FALSE)) {
817 retval++;
818 log_to_screen
819 ("Please install gzip. You can't use '-G' until you do.\n");
820 }
821 }
822
823 if (!flag_set['o']
824 &&
825 !run_program_and_log_output
826 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", TRUE)) {
827 bkpinfo->make_cd_use_lilo = TRUE;
828 log_to_screen
829 (_("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary."));
830 }
831
832 if (flag_set['o']) {
833 bkpinfo->make_cd_use_lilo = TRUE;
834 }
835#ifndef __FreeBSD__
836 else {
837 if (!is_this_a_valid_disk_format("vfat")) {
838 bkpinfo->make_cd_use_lilo = TRUE;
839 log_to_screen
840 (_("Your kernel appears not to support vfat filesystems. I am therefore"));
841 log_to_screen
842 (_("using LILO instead of SYSLINUX as the CD/floppy's boot loader."));
843 }
844 if (run_program_and_log_output("which mkfs.vfat", FALSE)) {
845 bkpinfo->make_cd_use_lilo = TRUE;
846#ifdef __IA32__
847 log_to_screen
848 (_("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as"));
849 log_to_screen
850 (_("your boot loader. I shall therefore use LILO instead."));
851#endif
852#ifdef __IA64__
853 log_to_screen
854 (_("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI"));
855 log_to_screen(_("environment correctly. Please install it."));
856 fatal_error("Aborting");
857#endif
858 }
859#ifdef __IA64__
860 /* We force ELILO usage on IA64 */
861 bkpinfo->make_cd_use_lilo = TRUE;
862#endif
863 }
864#endif
865
866 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
867 paranoid_system("touch /boot/boot.b");
868 }
869
870 i = flag_set['O'] + flag_set['V'];
871 if (i == 0) {
872 retval++;
873 log_to_screen(_("Specify backup (-O), verify (-V) or both (-OV).\n"));
874 }
875
876/* and finally... */
877
878 return (retval);
879}
880
881
882
883/**
884 * Get the switches from @p argc and @p argv using getopt() and place them in
885 * @p flag_set and @p flag_val.
886 * @param argc The argument count (@p argc passed to main()).
887 * @param argv The argument vector (@p argv passed to main()).
888 * @param flag_val An array indexed by switch letter - if a switch is set and
889 * has an argument then set flag_val[switch] to that argument.
890 * @param flag_set An array indexed by switch letter - if a switch is set then
891 * set flag_set[switch] to TRUE, else set it to FALSE.
892 * @return The number of problems with the command line (0 for success).
893 */
894int
895retrieve_switches_from_command_line(int argc, char *argv[],
896 char *flag_val[128],
897 bool flag_set[128])
898{
899 /*@ ints ** */
900 int opt = 0;
901 char *tmp;
902 int i = 0;
903 int len;
904
905 /*@ bools *** */
906 bool bad_switches = FALSE;
907
908 assert(flag_val != NULL);
909 assert(flag_set != NULL);
910
911 for (i = 0; i < 128; i++) {
912 flag_val[i] = NULL;
913 flag_set[i] = FALSE;
914 }
915 while ((opt =
916 getopt(argc, argv,
917 "0123456789A:B:C:DE:FGHI:J:K:LNOP:QRS:T:UVWb:c:d:ef:gik:l:mn:op:rs:tuw:x:z"))
918 != -1) {
919 if (opt == '?') {
920 bad_switches = TRUE;
921 /*log_it("Invalid option: %c\n",optopt); */
922 } else {
923 if (flag_set[optopt]) {
924 bad_switches = TRUE;
925 mr_asprintf(&tmp, _("Switch -%c previously defined as %s\n"), opt,
926 flag_val[i]);
927 log_to_screen(tmp);
928 mr_free(tmp);
929 } else {
930 flag_set[opt] = TRUE;
931 if (optarg) {
932 len = strlen(optarg);
933 if (optarg[0] != '/' && optarg[len - 1] == '/') {
934 optarg[--len] = '\0';
935 log_to_screen
936 (_("Warning - param '%s' should not have trailing slash!"),
937 optarg);
938 }
939 if (opt == 'd') {
940 if (strchr(flag_val[opt], '/')
941 && flag_val[opt][0] != '/') {
942 mr_asprintf(&tmp,
943 _("-%c flag --- must be absolute path --- '%s' isn't absolute"),
944 opt, flag_val[opt]);
945 log_to_screen(tmp);
946 mr_free(tmp);
947 bad_switches = TRUE;
948 }
949 }
950 mr_asprintf(&flag_val[opt], optarg);
951 }
952 }
953 }
954 }
955 for (i = optind; i < argc; i++) {
956 bad_switches = TRUE;
957 mr_asprintf(&tmp, _("Invalid arg -- %s\n"), argv[i]);
958 log_to_screen(tmp);
959 mr_free(tmp);
960 }
961 return (bad_switches);
962}
963
964
965
966
967/**
968 * Print a not-so-helpful help message and exit.
969 */
970void help_screen()
971{
972 log_msg(1, "Type 'man mondo-archive' for more information\n");
973 exit(1);
974}
975
976
977/**
978 * Terminate Mondo in response to a signal.
979 * @param sig The signal number received.
980 */
981void terminate_daemon(int sig)
982{
983 char *tmp;
984 char *tmp2;
985
986 switch (sig) {
987 case SIGINT:
988 mr_asprintf(&tmp, _("SIGINT signal received from OS"));
989 mr_asprintf(&tmp2, _("You interrupted me :-)"));
990 break;
991 case SIGKILL:
992 mr_asprintf(&tmp, _("SIGKILL signal received from OS"));
993 mr_asprintf(&tmp2,
994 _("I seriously have no clue how this signal even got to me. Something's wrong with your system."));
995 break;
996 case SIGTERM:
997 mr_asprintf(&tmp, _("SIGTERM signal received from OS"));
998 mr_asprintf(&tmp2, _("Got terminate signal"));
999 break;
1000 case SIGHUP:
1001 mr_asprintf(&tmp, _("SIGHUP signal received from OS"));
1002 mr_asprintf(&tmp2, _("Hangup on line"));
1003 break;
1004 case SIGSEGV:
1005 mr_asprintf(&tmp, _("SIGSEGV signal received from OS"));
1006 mr_asprintf(&tmp2,
1007 _("Internal programming error. Please send a backtrace as well as your log."));
1008 break;
1009 case SIGPIPE:
1010 mr_asprintf(&tmp, _("SIGPIPE signal received from OS"));
1011 mr_asprintf(&tmp2, _("Pipe was broken"));
1012 break;
1013 case SIGABRT:
1014 mr_asprintf(&tmp, _("SIGABRT signal received from OS"));
1015 mr_asprintf(&tmp2,
1016 _("Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message."));
1017 break;
1018 default:
1019 mr_asprintf(&tmp, _("(Unknown)"));
1020 mr_asprintf(&tmp2, _("(Unknown)"));
1021 }
1022
1023 log_to_screen(tmp);
1024 log_to_screen(tmp2);
1025 mr_free(tmp);
1026 mr_free(tmp2);
1027 if (sig == SIGABRT) {
1028 sleep(10);
1029 }
1030 kill_buffer();
1031 fatal_error
1032 ("Mondoarchive is terminating in response to a signal from the OS");
1033 finish(254); // just in case
1034}
1035
1036
1037/**
1038 * Turn signal-trapping on or off.
1039 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1040 */
1041void set_signals(int on)
1042{
1043 int signals[] =
1044 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1045 int i;
1046
1047 signal(SIGPIPE, sigpipe_occurred);
1048 for (i = 0; signals[i]; i++) {
1049 if (on) {
1050 signal(signals[i], terminate_daemon);
1051 } else {
1052 signal(signals[i], termination_in_progress);
1053 }
1054 }
1055}
1056
1057
1058/**
1059 * Exit immediately without cleaning up.
1060 * @param sig The signal we are exiting due to.
1061 */
1062void termination_in_progress(int sig)
1063{
1064 log_msg(1, "Termination in progress");
1065 usleep(1000);
1066 pthread_exit(0);
1067}
1068
1069/* @} - end of cliGroup */
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