source: MondoRescue/trunk/mondo/src/mondoarchive/mondo-cli.c@ 979

Last change on this file since 979 was 956, checked in by Bruno Cornec, 17 years ago

merge -r938:954 $SVN_M/branches/stable
  • Property svn:keywords set to Id
File size: 27.0 KB
Line 
1/***************************************************************************
2 * $Id: mondo-cli.c 956 2006-11-21 00:42:46Z 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'];
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['r']) // DVD
407 {
408 if (flag_set['m']) {
409 fatal_error
410 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
411 }
412 if (!flag_set['d']) {
413 if ((flag_val['d'] = find_dvd_device()) != NULL) {
414 flag_set['d'] = TRUE;
415 log_to_screen(_("I guess DVD drive is at %s"), flag_val['d']);
416 }
417 }
418
419 if (strchr(flag_val['d'], ',')) {
420 fatal_error
421 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
422 }
423 if (!flag_set['s']) {
424 mr_asprintf(&flag_val['s'], "%dm", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
425 log_to_screen
426 (_("You did not specify a size (-s) for DVD. I'm guessing %s."),
427 flag_val['s']);
428 flag_set['s'] = 1;
429 }
430 }
431
432 if (flag_set['t'] || flag_set['u']) { /* tape size */
433 if (strchr(flag_val['d'], ',')) {
434 fatal_error
435 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
436 }
437 if (flag_set['O']) {
438 if (flag_set['s']) {
439 if (flag_set['t']) {
440 fatal_error
441 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
442 }
443 if (process_the_s_switch(bkpinfo, flag_val['s'])) {
444 fatal_error("Bad -s switch");
445 }
446 } else if (flag_set['u'] || flag_set['t']) {
447 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
448 bkpinfo->media_size[i] = 0;
449 }
450 } else {
451 retval++;
452 log_to_screen("Tape size not specified.\n");
453 }
454 }
455 } else { /* CD size */
456 if (flag_set['s']) {
457 if (process_the_s_switch(bkpinfo, flag_val['s'])) {
458 fatal_error("Bad -s switch");
459 }
460 }
461 if (flag_set['w']) {
462 bkpinfo->wipe_media_first = TRUE;
463 } /* CD-RW */
464 }
465 if (flag_set['n']) {
466 mr_allocstr(bkpinfo->nfs_mount,flag_val['n']);
467 if (!flag_set['d']) {
468 mr_allocstr(bkpinfo->nfs_remote_dir,"/");
469 }
470 mr_asprintf(&tmp, "mount | grep -E '^%s .*$' | cut -d' ' -f3",
471 bkpinfo->nfs_mount);
472 mr_free(bkpinfo->isodir);
473 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp);
474 mr_free(tmp);
475
476 if (strlen(bkpinfo->isodir) < 3) {
477 retval++;
478 log_to_screen(_("NFS share is not mounted. Please mount it.\n"));
479 }
480 log_msg(3, "mount = %s", bkpinfo->nfs_mount);
481 log_msg(3, "isodir= %s", bkpinfo->isodir);
482 }
483
484 if (flag_set['c']) {
485 bkpinfo->backup_media_type = cdr;
486 }
487 if (flag_set['C']) {
488 bkpinfo->backup_media_type = cdstream;
489 }
490 if (flag_set['i']) {
491 bkpinfo->backup_media_type = iso;
492 }
493 if (flag_set['n']) {
494 bkpinfo->backup_media_type = nfs;
495 }
496 if (flag_set['r']) {
497 bkpinfo->backup_media_type = dvd;
498 }
499 if (flag_set['t']) {
500 bkpinfo->backup_media_type = tape;
501 }
502 if (flag_set['u']) {
503 bkpinfo->backup_media_type = udev;
504 }
505 if (flag_set['w']) {
506 bkpinfo->backup_media_type = cdrw;
507 }
508 if (flag_set['z']) {
509 if (find_home_of_exe("getfattr")) {
510 asprintf(&g_getfattr,"getfattr");
511 }
512 if (find_home_of_exe("getfacl")) {
513 asprintf(&g_getfacl,"getfacl");
514 }
515 }
516
517 /* optional, popular */
518 if (flag_set['g']) {
519 g_text_mode = FALSE;
520 }
521
522 if (flag_set['E']) {
523 mr_asprintf(&tmp1, flag_val['E']);
524 p = tmp1;
525 q = tmp1;
526
527 /* Cut the flag_val['E'] in parts containing all paths to test them */
528 while (p != NULL) {
529 q = strchr(p, ' ');
530 if (q != NULL) {
531 *q = '\0';
532 /* Fix bug 14 where ending / cause a problem later
533 * so handled here for the moment */
534 q--;
535 if (*q == '/') {
536 *q = '\0';
537 }
538 q++;
539 /* End of bug fix */
540 if (stat(p, &buf) != 0) {
541 log_msg(1, "WARNING ! %s doesn't exist", p);
542 }
543 p = q+1 ;
544 } else {
545 if (stat(p, &buf) != 0) {
546 log_msg(1, "WARNING ! %s doesn't exist", p);
547 }
548 p = NULL;
549 }
550 }
551 mr_free(tmp1);
552
553 if (bkpinfo->exclude_paths == NULL) {
554 mr_asprintf(&tmp1, "%s", flag_val['E']);
555 } else {
556 mr_asprintf(&tmp1, "%s %s", bkpinfo->exclude_paths, flag_val['E']);
557 }
558 mr_allocstr(bkpinfo->exclude_paths,tmp1);
559 mr_free(tmp1);
560 }
561
562 if (flag_set['e']) {
563 bkpinfo->please_dont_eject = TRUE;
564 }
565
566 if (flag_set['N']) // exclude NFS mounts & devices
567 {
568 psz = list_of_NFS_mounts_only();
569 if (bkpinfo->exclude_paths != NULL) {
570 mr_asprintf(&tmp1, "%s %s", bkpinfo->exclude_paths, psz);
571 } else {
572 mr_asprintf(&tmp1, "%s", psz);
573 }
574 mr_free(psz);
575 mr_allocstr(bkpinfo->exclude_paths, tmp1);
576 mr_free(tmp1);
577
578 log_msg(3, "-N means we're now excluding %s",
579 bkpinfo->exclude_paths);
580 }
581
582 if (flag_set['b']) {
583 mr_asprintf(&psz, flag_val['b']);
584 log_msg(1, "psz = '%s'", psz);
585 if (psz[strlen(psz) - 1] == 'k') {
586 psz[strlen(psz) - 1] = '\0';
587 itbs = atol(psz) * 1024L;
588 } else {
589 itbs = atol(psz);
590 }
591 mr_free(psz);
592
593 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
594 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
595 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
596 fatal_error
597 ("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
598 }
599 bkpinfo->internal_tape_block_size = itbs;
600 }
601
602 if (flag_set['D']) {
603 bkpinfo->differential = 1;
604// bkpinfo->differential = atoi (flag_val['D']);
605 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
606 fatal_error
607 ("The D option should be between 1 and 9 inclusive");
608 }
609 }
610
611 if (flag_set['x']) {
612 mr_allocstr(bkpinfo->image_devs,flag_val['x']);
613 if (run_program_and_log_output("which ntfsclone", 2)) {
614 fatal_error("Please install ntfsprogs package/tarball.");
615 }
616 }
617
618 if (flag_set['m']) {
619 bkpinfo->manual_cd_tray = TRUE;
620 }
621
622 if (flag_set['k']) {
623 if (strcasecmp(flag_val['k'], "FAILSAFE")) {
624 mr_allocstr(bkpinfo->kernel_path,"FAILSAFE");
625
626 if (!does_file_exist(bkpinfo->kernel_path)) {
627 retval++;
628 mr_asprintf(&tmp,
629 _("You specified kernel '%s', which does not exist\n"),
630 bkpinfo->kernel_path);
631 log_to_screen(tmp);
632 mr_free(tmp);
633 }
634 } else {
635 mr_allocstr(bkpinfo->kernel_path,flag_val['k']);
636 }
637 }
638
639 if (flag_set['p']) {
640 mr_allocstr(bkpinfo->prefix,flag_val['p']);
641 }
642
643 if (flag_set['d']) { /* backup directory (if ISO/NFS) */
644 if (flag_set['i']) {
645 mr_allocstr(bkpinfo->isodir,flag_val['d']);
646 mr_asprintf(&tmp, "ls -l %s", bkpinfo->isodir);
647 if (run_program_and_log_output(tmp, FALSE)) {
648 fatal_error
649 ("output folder does not exist - please create it");
650 }
651 mr_free(tmp);
652 } else if (flag_set['n']) {
653 mr_allocstr(bkpinfo->nfs_remote_dir,flag_val['d']);
654 } else { /* backup device (if tape/CD-R/CD-RW) */
655
656 mr_allocstr(bkpinfo->media_device, flag_val['d']);
657 }
658 }
659
660 if (flag_set['n']) {
661 mr_asprintf(&tmp, "echo hi > %s/%s/.dummy.txt", bkpinfo->isodir,
662 bkpinfo->nfs_remote_dir);
663 if (run_program_and_log_output(tmp, FALSE)) {
664 retval++;
665 mr_free(tmp);
666 mr_asprintf(&tmp,
667 _("Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n"),
668 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
669 log_to_screen(tmp);
670 }
671 mr_free(tmp);
672 }
673
674 if (!flag_set['d']
675 && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
676 if (g_kernel_version >= 2.6) {
677 if (popup_and_get_string
678 (_("Device"), _("Please specify the device"),
679 bkpinfo->media_device)) {
680 retval++;
681 log_to_screen(_("User opted to cancel."));
682 }
683 } else if ((tmp = find_cdrw_device()) == NULL) {
684 mr_allocstr(bkpinfo->media_device, tmp);
685 mr_free(tmp);
686 retval++;
687 log_to_screen
688 (_("Tried and failed to find CD-R[W] drive automatically.\n"));
689 } else {
690 flag_set['d'] = TRUE;
691 mr_asprintf(&flag_val['d'], bkpinfo->media_device);
692 }
693 }
694
695 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
696 retval++;
697 log_to_screen(_("Please specify the backup device/directory.\n"));
698 fatal_error
699 ("You didn't use -d to specify the backup device/directory.");
700 }
701/* optional, obscure */
702 for (i = '0'; i <= '9'; i++) {
703 if (flag_set[i]) {
704 bkpinfo->compression_level = i - '0';
705 } /* not '\0' but '0' */
706 }
707 j = (int) random() % 32768;
708 if (flag_set['S']) {
709 mr_asprintf(&tmp, "%s/mondo.scratch.%d", flag_val['S'], j);
710 mr_free(bkpinfo->scratchdir);
711 bkpinfo->scratchdir = tmp;
712 }
713 if (flag_set['T']) {
714 mr_asprintf(&tmp, "%s/mondo.tmp.%d", flag_val['T'], j);
715 mr_free(bkpinfo->tmpdir);
716 bkpinfo->tmpdir = tmp;
717 mr_asprintf(&tmp, "touch %s/.foo.dat", flag_val['T']);
718 if (run_program_and_log_output(tmp, 1)) {
719 retval++;
720 log_to_screen
721 (_("Please specify a tempdir which I can write to. :)"));
722 fatal_error("I cannot write to the tempdir you specified.");
723 }
724 mr_free(tmp);
725
726 mr_asprintf(&tmp, "ln -sf %s/.foo.dat %s/.bar.dat", flag_val['T'],
727 flag_val['T']);
728 if (run_program_and_log_output(tmp, 1)) {
729 retval++;
730 log_to_screen
731 (_("Please don't specify a SAMBA or VFAT or NFS tmpdir."));
732 fatal_error("I cannot write to the tempdir you specified.");
733 }
734 mr_free(tmp);
735 }
736
737 if (flag_set['A']) {
738 mr_allocstr(bkpinfo->call_after_iso,flag_val['A']);
739 }
740 if (flag_set['B']) {
741 mr_allocstr(bkpinfo->call_before_iso,flag_val['B']);
742 }
743 if (flag_set['F']) {
744 g_skip_floppies = TRUE;
745 }
746 if (flag_set['H']) {
747 g_cd_recovery = TRUE;
748 }
749 if (flag_set['l']) {
750#ifdef __FreeBSD__
751# define BOOT_LOADER_CHARS "GLBMR"
752#else
753# ifdef __IA64__
754# define BOOT_LOADER_CHARS "GER"
755# else
756# define BOOT_LOADER_CHARS "GLR"
757# endif
758#endif
759 if (!strchr
760 (BOOT_LOADER_CHARS,
761 (bkpinfo->boot_loader = flag_val['l'][0]))) {
762 log_msg(1, "%c? What is %c? I need G, L, E or R.",
763 bkpinfo->boot_loader, bkpinfo->boot_loader);
764 fatal_error
765 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
766 }
767#undef BOOT_LOADER_CHARS
768 }
769
770 tmp = NULL;
771 if (flag_set['f']) {
772 tmp = resolve_softlinks_to_get_to_actual_device_file(flag_val['f']);
773 mr_allocstr(bkpinfo->boot_device,tmp);
774 }
775 if (flag_set['Q']) {
776 if (tmp == NULL) {
777 printf("-f option required when using -Q\n");
778 finish(-1);
779 }
780 i = which_boot_loader(tmp);
781 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
782 printf(_("boot loader is %c, residing at %s\n"), i, tmp);
783 mr_free(tmp);
784 finish(0);
785 }
786 mr_free(tmp);
787
788 if (flag_set['P']) {
789 mr_allocstr(bkpinfo->postnuke_tarball,flag_val['P']);
790 }
791
792 if (flag_set['L']) {
793 bkpinfo->use_lzo = TRUE;
794 if (run_program_and_log_output("which lzop", FALSE)) {
795 retval++;
796 log_to_screen
797 (_("Please install LZOP. You can't use '-L' until you do.\n"));
798 }
799 }
800
801 if (!flag_set['o']
802 &&
803 !run_program_and_log_output
804 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", TRUE)) {
805 bkpinfo->make_cd_use_lilo = TRUE;
806 log_to_screen
807 (_("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary."));
808 }
809
810 if (flag_set['o']) {
811 bkpinfo->make_cd_use_lilo = TRUE;
812 }
813#ifndef __FreeBSD__
814 else {
815 if (!is_this_a_valid_disk_format("vfat")) {
816 bkpinfo->make_cd_use_lilo = TRUE;
817 log_to_screen
818 (_("Your kernel appears not to support vfat filesystems. I am therefore"));
819 log_to_screen
820 (_("using LILO instead of SYSLINUX as the CD/floppy's boot loader."));
821 }
822 if (run_program_and_log_output("which mkfs.vfat", FALSE)) {
823 bkpinfo->make_cd_use_lilo = TRUE;
824#ifdef __IA32__
825 log_to_screen
826 (_("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as"));
827 log_to_screen
828 (_("your boot loader. I shall therefore use LILO instead."));
829#endif
830#ifdef __IA64__
831 log_to_screen
832 (_("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI"));
833 log_to_screen(_("environment correctly. Please install it."));
834 fatal_error("Aborting");
835#endif
836 }
837#ifdef __IA64__
838 /* We force ELILO usage on IA64 */
839 bkpinfo->make_cd_use_lilo = TRUE;
840#endif
841 }
842#endif
843
844 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
845 paranoid_system("touch /boot/boot.b");
846 }
847
848 i = flag_set['O'] + flag_set['V'];
849 if (i == 0) {
850 retval++;
851 log_to_screen(_("Specify backup (-O), verify (-V) or both (-OV).\n"));
852 }
853
854/* and finally... */
855
856 return (retval);
857}
858
859
860
861/**
862 * Get the switches from @p argc and @p argv using getopt() and place them in
863 * @p flag_set and @p flag_val.
864 * @param argc The argument count (@p argc passed to main()).
865 * @param argv The argument vector (@p argv passed to main()).
866 * @param flag_val An array indexed by switch letter - if a switch is set and
867 * has an argument then set flag_val[switch] to that argument.
868 * @param flag_set An array indexed by switch letter - if a switch is set then
869 * set flag_set[switch] to TRUE, else set it to FALSE.
870 * @return The number of problems with the command line (0 for success).
871 */
872int
873retrieve_switches_from_command_line(int argc, char *argv[],
874 char *flag_val[128],
875 bool flag_set[128])
876{
877 /*@ ints ** */
878 int opt = 0;
879 char *tmp;
880 int i = 0;
881 int len;
882
883 /*@ bools *** */
884 bool bad_switches = FALSE;
885
886 assert(flag_val != NULL);
887 assert(flag_set != NULL);
888
889 for (i = 0; i < 128; i++) {
890 flag_val[i] = NULL;
891 flag_set[i] = FALSE;
892 }
893 while ((opt =
894 getopt(argc, argv,
895 "0123456789A:B:C:DE:FHI:J:K:LNOP:QRS:T:VWb:c:d:ef:gik:l:mn:op:rs:tuw:x:z"))
896 != -1) {
897 if (opt == '?') {
898 bad_switches = TRUE;
899 /*log_it("Invalid option: %c\n",optopt); */
900 } else {
901 if (flag_set[optopt]) {
902 bad_switches = TRUE;
903 mr_asprintf(&tmp, _("Switch -%c previously defined as %s\n"), opt,
904 flag_val[i]);
905 log_to_screen(tmp);
906 mr_free(tmp);
907 } else {
908 flag_set[opt] = TRUE;
909 if (optarg) {
910 len = strlen(optarg);
911 if (optarg[0] != '/' && optarg[len - 1] == '/') {
912 optarg[--len] = '\0';
913 log_to_screen
914 (_("Warning - param '%s' should not have trailing slash!"),
915 optarg);
916 }
917 if (opt == 'd') {
918 if (strchr(flag_val[opt], '/')
919 && flag_val[opt][0] != '/') {
920 mr_asprintf(&tmp,
921 _("-%c flag --- must be absolute path --- '%s' isn't absolute"),
922 opt, flag_val[opt]);
923 log_to_screen(tmp);
924 mr_free(tmp);
925 bad_switches = TRUE;
926 }
927 }
928 mr_asprintf(&flag_val[opt], optarg);
929 }
930 }
931 }
932 }
933 for (i = optind; i < argc; i++) {
934 bad_switches = TRUE;
935 mr_asprintf(&tmp, _("Invalid arg -- %s\n"), argv[i]);
936 log_to_screen(tmp);
937 mr_free(tmp);
938 }
939 return (bad_switches);
940}
941
942
943
944
945/**
946 * Print a not-so-helpful help message and exit.
947 */
948void help_screen()
949{
950 log_msg(1, "Type 'man mondo-archive' for more information\n");
951 exit(1);
952}
953
954
955/**
956 * Terminate Mondo in response to a signal.
957 * @param sig The signal number received.
958 */
959void terminate_daemon(int sig)
960{
961 char *tmp;
962 char *tmp2;
963
964 switch (sig) {
965 case SIGINT:
966 mr_asprintf(&tmp, _("SIGINT signal received from OS"));
967 mr_asprintf(&tmp2, _("You interrupted me :-)"));
968 break;
969 case SIGKILL:
970 mr_asprintf(&tmp, _("SIGKILL signal received from OS"));
971 mr_asprintf(&tmp2,
972 _("I seriously have no clue how this signal even got to me. Something's wrong with your system."));
973 break;
974 case SIGTERM:
975 mr_asprintf(&tmp, _("SIGTERM signal received from OS"));
976 mr_asprintf(&tmp2, _("Got terminate signal"));
977 break;
978 case SIGHUP:
979 mr_asprintf(&tmp, _("SIGHUP signal received from OS"));
980 mr_asprintf(&tmp2, _("Hangup on line"));
981 break;
982 case SIGSEGV:
983 mr_asprintf(&tmp, _("SIGSEGV signal received from OS"));
984 mr_asprintf(&tmp2,
985 _("Internal programming error. Please send a backtrace as well as your log."));
986 break;
987 case SIGPIPE:
988 mr_asprintf(&tmp, _("SIGPIPE signal received from OS"));
989 mr_asprintf(&tmp2, _("Pipe was broken"));
990 break;
991 case SIGABRT:
992 mr_asprintf(&tmp, _("SIGABRT signal received from OS"));
993 mr_asprintf(&tmp2,
994 _("Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message."));
995 break;
996 default:
997 mr_asprintf(&tmp, _("(Unknown)"));
998 mr_asprintf(&tmp2, _("(Unknown)"));
999 }
1000
1001 log_to_screen(tmp);
1002 log_to_screen(tmp2);
1003 mr_free(tmp);
1004 mr_free(tmp2);
1005 if (sig == SIGABRT) {
1006 sleep(10);
1007 }
1008 kill_buffer();
1009 fatal_error
1010 ("Mondoarchive is terminating in response to a signal from the OS");
1011 finish(254); // just in case
1012}
1013
1014
1015/**
1016 * Turn signal-trapping on or off.
1017 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1018 */
1019void set_signals(int on)
1020{
1021 int signals[] =
1022 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1023 int i;
1024
1025 signal(SIGPIPE, sigpipe_occurred);
1026 for (i = 0; signals[i]; i++) {
1027 if (on) {
1028 signal(signals[i], terminate_daemon);
1029 } else {
1030 signal(signals[i], termination_in_progress);
1031 }
1032 }
1033}
1034
1035
1036/**
1037 * Exit immediately without cleaning up.
1038 * @param sig The signal we are exiting due to.
1039 */
1040void termination_in_progress(int sig)
1041{
1042 log_msg(1, "Termination in progress");
1043 usleep(1000);
1044 pthread_exit(0);
1045}
1046
1047/* @} - end of cliGroup */
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