source: MondoRescue/branches/stable/mondo/src/mondoarchive/mondo-cli.c@ 1378

Last change on this file since 1378 was 1378, checked in by Bruno Cornec, 18 years ago

Fixes for merges
  • Property svn:keywords set to Id
File size: 28.2 KB
Line 
1/***************************************************************************
2$Id: mondo-cli.c 1378 2007-04-30 13:14:47Z bruno $
3*******************************************************************/
4
5/**
6 * @file
7 * Functions for handling command-line arguments passed to mondoarchive.
8 */
9
10/** @def BOOT_LOADER_CHARS The characters allowed for boot loader on this platform. */
11
12#include "my-stuff.h"
13#include "mondostructures.h"
14#include "mondo-cli-EXT.h"
15#include "libmondo.h"
16#include <pthread.h>
17#include "mr_mem.h"
18#include "mr_msg.h"
19
20//static char cvsid[] = "$Id: mondo-cli.c 1378 2007-04-30 13:14:47Z bruno $";
21
22extern int g_loglevel;
23extern bool g_text_mode;
24extern bool g_skip_floppies; ///< Whether to skip the creation of boot disks
25extern char g_startdir[MAX_STR_LEN]; ///< ????? @bug ?????
26extern char g_erase_tmpdir_and_scratchdir[MAX_STR_LEN];
27extern char g_tmpfs_mountpt[MAX_STR_LEN];
28extern bool g_sigpipe;
29
30/*@ file pointer **************************************************/
31extern FILE *g_tape_stream;
32
33/*@ long long *****************************************************/
34extern long long g_tape_posK;
35
36/*@ long **********************************************************/
37extern long g_noof_sets;
38
39/*@ bool******** **************************************************/
40bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
41bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
42extern bool g_cd_recovery;
43
44/**
45 * Whether we're restoring from ISOs. Obviously not, since this is the
46 * backup program.
47 * @note You @b MUST declare this variable somewhere in your program if
48 * you use libmondo. Otherwise the link will fail.
49 * @ingroup globalGroup
50 */
51bool g_ISO_restore_mode = FALSE;
52
53extern double g_kernel_version;
54extern int g_current_media_number;
55extern pid_t g_main_pid;
56extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
57
58/* Do we use extended attributes and acl ?
59 * By default no, use --acl & --attr options to force their usage */
60char *g_getfacl = NULL;
61char *g_getfattr = NULL;
62
63/**
64 * @addtogroup cliGroup
65 * @{
66 */
67/**
68 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
69 * @param argc The argument count, including the program name; @p argc passed to main().
70 * @param argv The argument vector; @p argv passed to main().
71 * @param bkpinfo The backup information structure to populate.
72 * @return The number of problems with the command line (0 for success).
73 */
74int
75handle_incoming_parameters(int argc, char *argv[],
76 struct s_bkpinfo *bkpinfo)
77{
78 /*@ int *** */
79 int res = 0;
80 int retval = 0;
81 int i = 0;
82
83 /*@ buffers *************** */
84 char *tmp = NULL;
85 char flag_val[128][MAX_STR_LEN];
86 bool flag_set[128];
87
88 sensibly_set_tmpdir_and_scratchdir(bkpinfo);
89
90 for (i = 0; i < 128; i++) {
91 flag_val[i][0] = '\0';
92 flag_set[i] = FALSE;
93 }
94 bkpinfo->media_size = (long)650;
95 res =
96 retrieve_switches_from_command_line(argc, argv, flag_val,
97 flag_set);
98 retval += res;
99 if (!retval) {
100 res = process_switches(bkpinfo, flag_val, flag_set);
101 retval += res;
102 }
103/*
104 if (!retval)
105 {
106*/
107 mr_msg(3, "Switches:-");
108 for (i = 0; i < 128; i++) {
109 if (flag_set[i]) {
110 mr_msg(3, "-%c %s", i, flag_val[i]);
111 }
112 }
113// }
114 mr_asprintf(&tmp, "rm -Rf %s/tmp.mondo.*", bkpinfo->tmpdir);
115 paranoid_system(tmp);
116 mr_free(tmp);
117
118 mr_asprintf(&tmp, "rm -Rf %s/mondo.scratch.*", bkpinfo->scratchdir);
119 paranoid_system(tmp);
120 mr_free(tmp);
121
122 sprintf(bkpinfo->tmpdir + strlen(bkpinfo->tmpdir), "/tmp.mondo.%ld",
123 random() % 32767);
124 sprintf(bkpinfo->scratchdir + strlen(bkpinfo->scratchdir),
125 "/mondo.scratch.%ld", random() % 32767);
126
127 mr_asprintf(&tmp, "mkdir -p %s/tmpfs", bkpinfo->tmpdir);
128 paranoid_system(tmp);
129 mr_free(tmp);
130
131 mr_asprintf(&tmp, "mkdir -p %s", bkpinfo->scratchdir);
132 paranoid_system(tmp);
133 mr_free(tmp);
134 return (retval);
135}
136
137
138/**
139 * Store the sizespec(s) stored in @p value into @p bkpinfo.
140 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
141 * @param value The sizespec (e.g. "2g", "40m").
142 * @return 0, always.
143 * @bug Return code not needed.
144 */
145int process_the_s_switch(struct s_bkpinfo *bkpinfo, char *value)
146{
147 char *tmp = NULL;
148 char *p = NULL;
149 char *q = NULL;
150
151 assert(bkpinfo != NULL);
152 assert(value != NULL);
153
154 bkpinfo->media_size = 0L; /* dummy value */
155 for ( p = value; strchr(p, ','); p = strchr(p, ',') + 1) {
156 mr_asprintf(&tmp, p);
157 q = strchr(tmp, ',');
158 if (q != NULL) {
159 *q = '\0';
160 }
161 bkpinfo->media_size = friendly_sizestr_to_sizelong(tmp);
162 mr_free(tmp);
163
164 mr_msg(3, "media_size = %ld", bkpinfo->media_size);
165 }
166 if (bkpinfo->media_size <= 0L) {
167 mr_msg(1, "You gave media an invalid size\n");
168 return (-1);
169 }
170 return (0);
171}
172
173
174/**
175 * Process mondoarchive's command-line switches.
176 * @param bkpinfo The backup information structure to populate.
177 * @param flag_val An array of the argument passed to each switch (the letter is the index).
178 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
179 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
180 * FALSE if it's not.
181 * @return The number of problems with the switches, or 0 for success.
182 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
183 */
184int
185process_switches(struct s_bkpinfo *bkpinfo,
186 char flag_val[128][MAX_STR_LEN], bool flag_set[128])
187{
188
189 /*@ ints *** */
190 int i = 0;
191 int retval = 0;
192 int percent = 0;
193
194 /*@ buffers ** */
195 char *tmp = NULL;
196 char *tmp1 = NULL;
197 char *tmp2 = NULL;
198 char *psz = NULL;
199 char *p = NULL;
200 char *q = NULL;
201
202 long itbs = 0L;
203
204 struct stat buf;
205
206 malloc_string(tmp);
207
208 assert(bkpinfo != NULL);
209 assert(flag_val != NULL);
210 assert(flag_set != NULL);
211
212 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
213
214 /* compulsory */
215 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
216 flag_set['t'] + flag_set['u'] + flag_set['r'] +
217 flag_set['w'] + flag_set['C'] + flag_set['U'];
218 if (i == 0) {
219 retval++;
220 log_to_screen(_("You must specify the media type\n"));
221 }
222 if (i > 1) {
223 retval++;
224 log_to_screen(_("Please specify only one media type\n"));
225 }
226 if (flag_set['K']) {
227 g_loglevel = atoi(flag_val['K']);
228 if (g_loglevel < 3) {
229 g_loglevel = 3;
230 }
231 }
232 if (flag_set['L'] && flag_set['0']) {
233 retval++;
234 log_to_screen(_("You cannot have 'no compression' _and_ LZOP.\n"));
235 }
236 bkpinfo->backup_data = flag_set['O'];
237 bkpinfo->verify_data = flag_set['V'];
238 if (flag_set['I'] && !bkpinfo->backup_data) {
239 log_to_screen(_("-I switch is ignored if just verifying"));
240 }
241 if (flag_set['E'] && !bkpinfo->backup_data) {
242 log_to_screen(_("-E switch is ignored if just verifying"));
243 }
244
245 if (!find_home_of_exe("afio")) {
246 if (find_home_of_exe("star")) {
247 flag_set['R'] = TRUE;
248 mr_msg(1, "Using star instead of afio");
249 } else {
250 fatal_error
251 ("Neither afio nor star is installed. Please install at least one.");
252 }
253 }
254
255 if (flag_set['R']) {
256 bkpinfo->use_star = TRUE;
257 if (flag_set['L']) {
258 fatal_error("You may not use star and lzop at the same time.");
259 }
260 if (!find_home_of_exe("star")) {
261 fatal_error
262 ("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
263 }
264 }
265 if (flag_set['W']) {
266 bkpinfo->nonbootable_backup = TRUE;
267 log_to_screen("Warning - you have opted for non-bootable backup");
268 if (flag_set['f'] || flag_set['l']) {
269 log_to_screen
270 (_("You don't need to specify bootloader or bootdevice"));
271 }
272 }
273 if (flag_set['t'] && flag_set['H']) {
274 fatal_error
275 ("Sorry, you may not nuke w/o warning from tape. Drop -H, please.");
276 }
277 if (flag_set['I']) {
278 if (!strcmp(bkpinfo->include_paths, "/")) {
279 mr_msg(2, "'/' is pleonastic.");
280 bkpinfo->include_paths[0] = '\0';
281 }
282 if (bkpinfo->include_paths[0]) {
283 strcat(bkpinfo->include_paths, " ");
284 }
285 mr_asprintf(&tmp1, flag_val['I']);
286 p = tmp1;
287 q = tmp1;
288
289 /* Cut the flag_val['I'] in parts containing all paths to test them */
290 while (p != NULL) {
291 q = strchr(p, ' ');
292 if (q != NULL) {
293 *q = '\0';
294 if (stat(p, &buf) != 0) {
295 mr_msg(1, "ERROR ! %s doesn't exist", p);
296 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
297 }
298 p = q+1 ;
299 } else {
300 if (stat(p, &buf) != 0) {
301 mr_msg(1, "ERROR ! %s doesn't exist", p);
302 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
303 }
304 p = NULL;
305 }
306 }
307 mr_free(tmp1);
308
309 strncpy(bkpinfo->include_paths + strlen(bkpinfo->include_paths),
310 flag_val['I'],
311 4*MAX_STR_LEN - strlen(bkpinfo->include_paths));
312 mr_msg(1, "include_paths is now '%s'", bkpinfo->include_paths);
313 if (bkpinfo->include_paths[0] == '-') {
314 retval++;
315 log_to_screen(_("Please supply a sensible value with '-I'\n"));
316 }
317 }
318
319 if (g_kernel_version >= 2.6 && !flag_set['d']
320 && (flag_set['c'] || flag_set['w'])) {
321 fatal_error
322 ("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
323 }
324
325 if (flag_set['J']) {
326 if (flag_set['I']) {
327 retval++;
328 log_to_screen
329 (_("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. :-)"));
330 }
331 bkpinfo->make_filelist = FALSE;
332 strcpy(bkpinfo->include_paths, flag_val['J']);
333 }
334
335 if (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) {
336 if (!flag_set['r'] && g_kernel_version <= 2.5
337 && strstr(flag_val['d'], "/dev/")) {
338 fatal_error
339 ("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
340 }
341 if (flag_set['r'] && g_kernel_version <= 2.5
342 && !strstr(flag_val['d'], "/dev/")) {
343 fatal_error
344 ("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
345 }
346 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
347 log_to_screen
348 (_("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk..."));
349 }
350
351 if (system("which cdrecord > /dev/null 2> /dev/null")
352 && system("which dvdrecord > /dev/null 2> /dev/null")) {
353 fatal_error
354 ("Please install dvdrecord/cdrecord and try again.");
355 }
356 if (flag_set['C']) {
357 bkpinfo->cdrw_speed = atoi(flag_val['C']);
358 if (bkpinfo->cdrw_speed < 1) {
359 fatal_error
360 ("You specified a silly speed for a CD-R[W] drive");
361 }
362 if (!flag_set['L']) {
363 log_to_screen
364 (_("You must use -L with -C. Therefore I am setting it for you."));
365 flag_set['L'] = 1;
366 flag_val['L'][0] = '\0';
367 }
368 } else {
369 mr_msg(3, "flag_val['c'] = %s", flag_val['c']);
370 mr_msg(3, "flag_val['w'] = %s", flag_val['w']);
371 if (flag_set['c']) {
372 bkpinfo->cdrw_speed = atoi(flag_val['c']);
373 } else if (flag_set['w']) {
374 bkpinfo->cdrw_speed = atoi(flag_val['w']);
375 } else if (flag_set['r']) {
376 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
377 }
378
379 if (bkpinfo->cdrw_speed < 1) {
380 fatal_error
381 ("You specified a silly speed for a CD-R[W] drive");
382 }
383 }
384 }
385
386 if (flag_set['t'] && !flag_set['d']) {
387 log_it("Hmm! No tape drive specified. Let's see what we can do.");
388 if (find_tape_device_and_size(flag_val['d'], tmp)) {
389 fatal_error
390 ("Tape device not specified. I couldn't find it either.");
391 }
392 flag_set['d'] = TRUE;
393 mr_asprintf(&tmp2,
394 _("You didn't specify a tape streamer device. I'm assuming %s"),
395 flag_val['d']);
396 log_to_screen(tmp2);
397 mr_free(tmp2);
398 percent = 0;
399 }
400
401 if (flag_set['U']) // USB
402 {
403 if (! flag_set['d']) {
404 fatal_error
405 ("You need to specify a device file with -d for bootable USB device creation");
406 }
407 if (!flag_set['s']) {
408 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
409 }
410 }
411
412 if (flag_set['r']) // DVD
413 {
414 if (flag_set['m']) {
415 fatal_error
416 ("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
417 }
418 if (!flag_set['d']) {
419 if (!find_dvd_device(flag_val['d'], FALSE)) {
420 flag_set['d'] = TRUE;
421 log_to_screen(_("I guess DVD drive is at %s"), flag_val['d']);
422 }
423 }
424 if (!find_home_of_exe("growisofs")) {
425 fatal_error
426 ("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
427 }
428 if (!find_home_of_exe("dvd+rw-format")) {
429 fatal_error
430 ("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
431 }
432 if (strchr(flag_val['d'], ',')) {
433 fatal_error
434 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
435 }
436 if (!flag_set['s']) {
437 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
438 strcat(flag_val['s'], "m");
439 log_to_screen
440 (_("You did not specify a size (-s) for DVD. I'm guessing %s."),
441 flag_val['s']);
442 flag_set['s'] = 1;
443 }
444 }
445
446 if (flag_set['t'] || flag_set['u']) { /* tape size */
447 if (strchr(flag_val['d'], ',')) {
448 fatal_error
449 ("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
450 }
451 if (flag_set['O']) {
452 if (flag_set['s']) {
453 if (flag_set['t']) {
454 fatal_error
455 ("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
456 }
457 if (process_the_s_switch(bkpinfo, flag_val['s'])) {
458 fatal_error("Bad -s switch");
459 }
460 } else if (flag_set['u'] || flag_set['t']) {
461 bkpinfo->media_size = 0L;
462 } else {
463 retval++;
464 log_to_screen("Tape size not specified.\n");
465 }
466 }
467 } else { /* CD|USB size */
468 if (flag_set['s']) {
469 if (process_the_s_switch(bkpinfo, flag_val['s'])) {
470 fatal_error("Bad -s switch");
471 }
472 }
473 if (flag_set['w']) {
474 bkpinfo->wipe_media_first = TRUE;
475 } /* CD-RW */
476 }
477 if (flag_set['n']) {
478 strncpy(bkpinfo->nfs_mount, flag_val['n'], MAX_STR_LEN);
479 if (!flag_set['d']) {
480 strncpy(bkpinfo->nfs_remote_dir, "/", MAX_STR_LEN);
481 }
482 mr_asprintf(&tmp2, "mount | grep -E '^%s .*$' | cut -d' ' -f3",
483 bkpinfo->nfs_mount);
484 strncpy(bkpinfo->isodir,
485 call_program_and_get_last_line_of_output(tmp2),
486 MAX_STR_LEN / 4);
487 mr_free(tmp2);
488 if (strlen(bkpinfo->isodir) < 3) {
489 retval++;
490 log_to_screen(_("NFS share is not mounted. Please mount it.\n"));
491 }
492 mr_msg(3, "mount = %s", bkpinfo->nfs_mount);
493 mr_msg(3, "isodir= %s", bkpinfo->isodir);
494 }
495
496 if (flag_set['c']) {
497 bkpinfo->backup_media_type = cdr;
498 }
499 if (flag_set['C']) {
500 bkpinfo->backup_media_type = cdstream;
501 }
502 if (flag_set['i']) {
503 bkpinfo->backup_media_type = iso;
504 }
505 if (flag_set['n']) {
506 bkpinfo->backup_media_type = nfs;
507 }
508 if (flag_set['r']) {
509 bkpinfo->backup_media_type = dvd;
510 }
511 if (flag_set['t']) {
512 bkpinfo->backup_media_type = tape;
513 }
514 if (flag_set['u']) {
515 bkpinfo->backup_media_type = udev;
516 }
517 if (flag_set['w']) {
518 bkpinfo->backup_media_type = cdrw;
519 }
520 if (flag_set['U']) {
521 bkpinfo->backup_media_type = usb;
522 }
523 if (flag_set['z']) {
524 if (find_home_of_exe("getfattr")) {
525 mr_asprintf(&g_getfattr,"getfattr");
526 }
527 if (find_home_of_exe("getfacl")) {
528 mr_asprintf(&g_getfacl,"getfacl");
529 }
530 }
531
532 /* optional, popular */
533 if (flag_set['g']) {
534 g_text_mode = FALSE;
535 }
536
537 if (flag_set['E']) {
538 if (bkpinfo->exclude_paths[0]) {
539 strcat(bkpinfo->exclude_paths, " ");
540 }
541 mr_asprintf(&tmp1, flag_val['E']);
542 p = tmp1;
543 q = tmp1;
544
545 /* Cut the flag_val['E'] in parts containing all paths to test them */
546 while (p != NULL) {
547 q = strchr(p, ' ');
548 if (q != NULL) {
549 *q = '\0';
550 /* Fix bug 14 where ending / cause a problem later
551 * so handled here for the moment */
552 q--;
553 if (*q == '/') {
554 *q = '\0';
555 }
556 q++;
557 /* End of bug fix */
558 if (stat(p, &buf) != 0) {
559 mr_msg(1, "WARNING ! %s doesn't exist", p);
560 }
561 p = q+1 ;
562 } else {
563 if (stat(p, &buf) != 0) {
564 mr_msg(1, "WARNING ! %s doesn't exist", p);
565 }
566 p = NULL;
567 }
568 }
569 mr_free(tmp1);
570
571 strncpy(bkpinfo->exclude_paths + strlen(bkpinfo->exclude_paths),
572 flag_val['E'],
573 4*MAX_STR_LEN - strlen(bkpinfo->exclude_paths));
574 }
575 if (flag_set['e']) {
576 bkpinfo->please_dont_eject = TRUE;
577 }
578 if (flag_set['N']) // exclude NFS mounts & devices
579 {
580 mr_asprintf(&psz, list_of_NFS_mounts_only());
581 if (bkpinfo->exclude_paths[0]) {
582 strncat(bkpinfo->exclude_paths, " ", MAX_STR_LEN);
583 }
584 strncat(bkpinfo->exclude_paths, psz, MAX_STR_LEN);
585 mr_free(psz);
586 mr_msg(3, "-N means we're now excluding %s",
587 bkpinfo->exclude_paths);
588 }
589 if (strlen(bkpinfo->exclude_paths) >= MAX_STR_LEN) {
590 fatal_error
591 ("Your '-E' parameter is too long. Please use '-J'. (See manual.)");
592 }
593 if (flag_set['b']) {
594 mr_asprintf(&psz, flag_val['b']);
595 mr_msg(1, "psz = '%s'", psz);
596 if (psz[strlen(psz) - 1] == 'k') {
597 psz[strlen(psz) - 1] = '\0';
598 itbs = atol(psz) * 1024L;
599 } else {
600 itbs = atol(psz);
601 }
602 mr_free(psz);
603
604 mr_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
605 mr_msg(1, "Internal tape block size is now %ld bytes", itbs);
606 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
607 fatal_error
608 ("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
609 }
610 bkpinfo->internal_tape_block_size = itbs;
611 }
612
613 if (flag_set['D']) {
614 bkpinfo->differential = 1;
615// bkpinfo->differential = atoi (flag_val['D']);
616 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
617 fatal_error
618 ("The D option should be between 1 and 9 inclusive");
619 }
620 }
621
622 if (flag_set['x']) {
623 strncpy(bkpinfo->image_devs, flag_val['x'], MAX_STR_LEN / 4);
624 if (run_program_and_log_output("which ntfsclone", 2)) {
625 fatal_error("Please install ntfsprogs package/tarball.");
626 }
627 }
628 if (flag_set['m']) {
629 bkpinfo->manual_cd_tray = TRUE;
630 }
631 if (flag_set['k']) {
632 strncpy(bkpinfo->kernel_path, flag_val['k'], MAX_STR_LEN);
633 if (!strcmp(bkpinfo->kernel_path, "failsafe")) {
634 strcpy(bkpinfo->kernel_path, "FAILSAFE");
635 }
636 if (strcmp(bkpinfo->kernel_path, "FAILSAFE")
637 && !does_file_exist(bkpinfo->kernel_path)) {
638 retval++;
639 mr_asprintf(&tmp2,
640 _("You specified kernel '%s', which does not exist\n"),
641 bkpinfo->kernel_path);
642 log_to_screen(tmp2);
643 mr_free(tmp2);
644 }
645 }
646
647 if (flag_set['p']) {
648 strncpy(bkpinfo->prefix, flag_val['p'], MAX_STR_LEN / 4);
649 }
650
651 if (flag_set['d']) { /* backup directory (if ISO/NFS/USB) */
652 if (flag_set['i']) {
653 strncpy(bkpinfo->isodir, flag_val['d'], MAX_STR_LEN / 4);
654 mr_asprintf(&tmp2, "ls -l %s", bkpinfo->isodir);
655 if (run_program_and_log_output(tmp2, FALSE)) {
656 fatal_error
657 ("output folder does not exist - please create it");
658 }
659 mr_free(tmp2);
660 } else if (flag_set['n']) {
661 strncpy(bkpinfo->nfs_remote_dir, flag_val['d'], MAX_STR_LEN);
662 } else { /* backup device (if tape/CD-R/CD-RW) */
663 strncpy(bkpinfo->media_device, flag_val['d'], MAX_STR_LEN / 4);
664 }
665 }
666
667 if (flag_set['n']) {
668 mr_asprintf(&tmp2, "echo hi > %s/%s/.dummy.txt", bkpinfo->isodir,
669 bkpinfo->nfs_remote_dir);
670 if (run_program_and_log_output(tmp2, FALSE)) {
671 retval++;
672 mr_free(tmp2);
673 mr_asprintf(&tmp2,
674 _("Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n"),
675 bkpinfo->nfs_remote_dir, bkpinfo->nfs_mount);
676 log_to_screen(tmp2);
677 }
678 mr_free(tmp2);
679 }
680
681 if (!flag_set['d']
682 && (flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['U'])) {
683 if (g_kernel_version >= 2.6) {
684 if (popup_and_get_string
685 (_("Device"), _("Please specify the device"),
686 bkpinfo->media_device, MAX_STR_LEN / 4)) {
687 retval++;
688 log_to_screen(_("User opted to cancel."));
689 }
690 } else if (find_cdrw_device(bkpinfo->media_device)) {
691 retval++;
692 log_to_screen
693 (_("Tried and failed to find CD-R[W] drive automatically.\n"));
694 } else {
695 flag_set['d'] = TRUE;
696 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
697 }
698 }
699
700 if (!flag_set['d'] && !flag_set['n'] && !flag_set['C']) {
701 retval++;
702 log_to_screen(_("Please specify the backup device/directory.\n"));
703 fatal_error
704 ("You didn't use -d to specify the backup device/directory.");
705 }
706/* optional, obscure */
707 for (i = '0'; i <= '9'; i++) {
708 if (flag_set[i]) {
709 bkpinfo->compression_level = i - '0';
710 } /* not '\0' but '0' */
711 }
712 if (flag_set['S']) {
713 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%ld", flag_val['S'],
714 random() % 32768);
715 }
716 if (flag_set['T']) {
717 sprintf(bkpinfo->tmpdir, "%s/tmp.mondo.%ld", flag_val['T'],
718 random() % 32768);
719 mr_asprintf(&tmp2, "touch %s/.foo.dat", flag_val['T']);
720 if (run_program_and_log_output(tmp2, 1)) {
721 retval++;
722 log_to_screen
723 (_("Please specify a tempdir which I can write to. :)"));
724 fatal_error("I cannot write to the tempdir you specified.");
725 }
726 mr_free(tmp2);
727
728 mr_asprintf(&tmp2, "ln -sf %s/.foo.dat %s/.bar.dat", flag_val['T'],
729 flag_val['T']);
730 if (run_program_and_log_output(tmp2, 1)) {
731 retval++;
732 log_to_screen
733 (_("Please don't specify a SAMBA or VFAT or NFS tmpdir."));
734 fatal_error("I cannot write to the tempdir you specified.");
735 }
736 mr_free(tmp2);
737 }
738
739 if (flag_set['A']) {
740 strncpy(bkpinfo->call_after_iso, flag_val['A'], MAX_STR_LEN);
741 }
742 if (flag_set['B']) {
743 strncpy(bkpinfo->call_before_iso, flag_val['B'], MAX_STR_LEN);
744 }
745 if (flag_set['F']) {
746 g_skip_floppies = TRUE;
747 }
748 if (flag_set['H']) {
749 g_cd_recovery = TRUE;
750 }
751 if (flag_set['l']) {
752#ifdef __FreeBSD__
753# define BOOT_LOADER_CHARS "GLBMR"
754#else
755# ifdef __IA64__
756# define BOOT_LOADER_CHARS "GER"
757# else
758# define BOOT_LOADER_CHARS "GLR"
759# endif
760#endif
761 if (!strchr
762 (BOOT_LOADER_CHARS,
763 (bkpinfo->boot_loader = flag_val['l'][0]))) {
764 mr_msg(1, "%c? What is %c? I need G, L, E or R.",
765 bkpinfo->boot_loader, bkpinfo->boot_loader);
766 fatal_error
767 ("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
768 }
769#undef BOOT_LOADER_CHARS
770 }
771
772 if (flag_set['f']) {
773 strncpy(bkpinfo->boot_device,
774 resolve_softlinks_to_get_to_actual_device_file(flag_val
775 ['f']),
776 MAX_STR_LEN / 4);
777 }
778
779 if (flag_set['Q']) {
780 if (bkpinfo->boot_device == NULL) {
781 fatal_error("-f option required when using -Q\n");
782 }
783 i = which_boot_loader(bkpinfo->boot_device);
784 mr_msg(3, "boot loader is %c, residing at %s", i, bkpinfo->boot_device);
785 log_to_screen(_("boot loader is %c, residing at %s\n"), i, tmp);
786 finish(0);
787 }
788
789 if (flag_set['P']) {
790 strncpy(bkpinfo->postnuke_tarball, flag_val['P'], MAX_STR_LEN);
791 }
792
793 if (flag_set['L']) {
794 bkpinfo->use_lzo = TRUE;
795 if (run_program_and_log_output("which lzop", FALSE)) {
796 retval++;
797 log_to_screen
798 (_("Please install LZOP. You can't use '-L' until you do.\n"));
799 }
800 }
801
802 if (flag_set['G']) {
803 bkpinfo->use_gzip = TRUE;
804 if (run_program_and_log_output("which gzip", FALSE)) {
805 retval++;
806 log_to_screen
807 ("Please install gzip. You can't use '-G' until you do.\n");
808 }
809 }
810
811 if (!flag_set['o']
812 &&
813 !run_program_and_log_output
814 ("grep -Ei suse /etc/issue.net | grep -E '9.0' | grep 64", TRUE)) {
815 bkpinfo->make_cd_use_lilo = TRUE;
816 log_to_screen
817 (_("Forcing you to use LILO. SuSE 9.0 (64-bit) has a broken mkfs.vfat binary."));
818 }
819
820 if (flag_set['o']) {
821 bkpinfo->make_cd_use_lilo = TRUE;
822 }
823#ifndef __FreeBSD__
824 else {
825 if (!is_this_a_valid_disk_format("vfat")) {
826 bkpinfo->make_cd_use_lilo = TRUE;
827 log_to_screen
828 (_("Your kernel appears not to support vfat filesystems. I am therefore"));
829 log_to_screen
830 (_("using LILO instead of SYSLINUX as the CD/floppy's boot loader."));
831 }
832 if (run_program_and_log_output("which mkfs.vfat", FALSE)) {
833 bkpinfo->make_cd_use_lilo = TRUE;
834#ifdef __IA32__
835 log_to_screen
836 (_("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as"));
837 log_to_screen
838 (_("your boot loader. I shall therefore use LILO instead."));
839#endif
840#ifdef __IA64__
841 log_to_screen
842 (_("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI"));
843 log_to_screen(_("environment correctly. Please install it."));
844 fatal_error("Aborting");
845#endif
846 }
847#ifdef __IA64__
848 /* We force ELILO usage on IA64 */
849 bkpinfo->make_cd_use_lilo = TRUE;
850#endif
851 }
852#endif
853
854 if (bkpinfo->make_cd_use_lilo && !does_file_exist("/boot/boot.b")) {
855 paranoid_system("touch /boot/boot.b");
856 }
857
858 i = flag_set['O'] + flag_set['V'];
859 if (i == 0) {
860 retval++;
861 log_to_screen(_("Specify backup (-O), verify (-V) or both (-OV).\n"));
862 }
863
864/* and finally... */
865
866 mr_free(tmp);
867 return (retval);
868}
869
870
871/**
872 * Get the switches from @p argc and @p argv using getopt() and place them in
873 * @p flag_set and @p flag_val.
874 * @param argc The argument count (@p argc passed to main()).
875 * @param argv The argument vector (@p argv passed to main()).
876 * @param flag_val An array indexed by switch letter - if a switch is set and
877 * has an argument then set flag_val[switch] to that argument.
878 * @param flag_set An array indexed by switch letter - if a switch is set then
879 * set flag_set[switch] to TRUE, else set it to FALSE.
880 * @return The number of problems with the command line (0 for success).
881 */
882int
883retrieve_switches_from_command_line(int argc, char *argv[],
884 char flag_val[128][MAX_STR_LEN],
885 bool flag_set[128])
886{
887 /*@ ints ** */
888 int opt = 0;
889 char *tmp = NULL;
890 int i = 0;
891 int len = 0;
892
893 /*@ bools *** */
894 bool bad_switches = FALSE;
895
896 assert(flag_val != NULL);
897 assert(flag_set != NULL);
898
899 for (i = 0; i < 128; i++) {
900 flag_val[i][0] = '\0';
901 flag_set[i] = FALSE;
902 }
903 while ((opt =
904 getopt(argc, argv,
905 "0123456789A:B:C:DE:FGHI:J:K:LNOP:QRS:T:UVWb:c:d:ef:gik:l:mn:op:rs:tuw:x:z"))
906 != -1) {
907 if (opt == '?') {
908 bad_switches = TRUE;
909 /*log_it("Invalid option: %c\n",optopt); */
910 } else {
911 if (flag_set[optopt]) {
912 bad_switches = TRUE;
913 mr_asprintf(&tmp, _("Switch -%c previously defined as %s\n"), opt,
914 flag_val[i]);
915 log_to_screen(tmp);
916 mr_free(tmp);
917 } else {
918 flag_set[opt] = TRUE;
919 if (optarg) {
920 len = strlen(optarg);
921 if (optarg[0] != '/' && optarg[len - 1] == '/') {
922 optarg[--len] = '\0';
923 log_to_screen
924 (_("Warning - param '%s' should not have trailing slash!"),
925 optarg);
926 }
927 if (opt == 'd') {
928 if (strchr(flag_val[opt], '/')
929 && flag_val[opt][0] != '/') {
930 mr_asprintf(&tmp,
931 _("-%c flag --- must be absolute path --- '%s' isn't absolute"),
932 opt, flag_val[opt]);
933 log_to_screen(tmp);
934 mr_free(tmp);
935 bad_switches = TRUE;
936 }
937 }
938 strcpy(flag_val[opt], optarg);
939 }
940 }
941 }
942 }
943 for (i = optind; i < argc; i++) {
944 bad_switches = TRUE;
945 mr_asprintf(&tmp, _("Invalid arg -- %s\n"), argv[i]);
946 log_to_screen(tmp);
947 mr_free(tmp);
948 }
949 return (bad_switches);
950}
951
952
953/**
954 * Terminate Mondo in response to a signal.
955 * @param sig The signal number received.
956 */
957void terminate_daemon(int sig)
958{
959 char *tmp = NULL;
960 char *tmp2 = NULL;
961
962 switch (sig) {
963 case SIGINT:
964 mr_asprintf(&tmp, _("SIGINT signal received from OS"));
965 mr_asprintf(&tmp2, _("You interrupted me :-)"));
966 break;
967 case SIGKILL:
968 mr_asprintf(&tmp, _("SIGKILL signal received from OS"));
969 mr_asprintf(&tmp2,
970 _("I seriously have no clue how this signal even got to me. Something's wrong with your system."));
971 break;
972 case SIGTERM:
973 mr_asprintf(&tmp, _("SIGTERM signal received from OS"));
974 mr_asprintf(&tmp2, _("Got terminate signal"));
975 break;
976 case SIGHUP:
977 mr_asprintf(&tmp, _("SIGHUP signal received from OS"));
978 mr_asprintf(&tmp2, _("Hangup on line"));
979 break;
980 case SIGSEGV:
981 mr_asprintf(&tmp, _("SIGSEGV signal received from OS"));
982 mr_asprintf(&tmp2,
983 _("Internal programming error. Please send a backtrace as well as your log."));
984 break;
985 case SIGPIPE:
986 mr_asprintf(&tmp, _("SIGPIPE signal received from OS"));
987 mr_asprintf(&tmp2, _("Pipe was broken"));
988 break;
989 case SIGABRT:
990 mr_asprintf(&tmp, _("SIGABRT signal received from OS"));
991 mr_asprintf(&tmp2,
992 _("Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message."));
993 break;
994 default:
995 mr_asprintf(&tmp, _("(Unknown)"));
996 mr_asprintf(&tmp2, _("(Unknown)"));
997 }
998
999 log_to_screen(tmp);
1000 log_to_screen(tmp2);
1001 mr_free(tmp);
1002 mr_free(tmp2);
1003 if (sig == SIGABRT) {
1004 sleep(10);
1005 }
1006 kill_buffer();
1007 fatal_error
1008 ("Mondoarchive is terminating in response to a signal from the OS");
1009 finish(254); // just in case
1010}
1011
1012
1013/**
1014 * Turn signal-trapping on or off.
1015 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1016 */
1017void set_signals(int on)
1018{
1019 int signals[] =
1020 { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1021 int i;
1022
1023 signal(SIGPIPE, sigpipe_occurred);
1024 for (i = 0; signals[i]; i++) {
1025 if (on) {
1026 signal(signals[i], terminate_daemon);
1027 } else {
1028 signal(signals[i], termination_in_progress);
1029 }
1030 }
1031}
1032
1033
1034/**
1035 * Exit immediately without cleaning up.
1036 * @param sig The signal we are exiting due to.
1037 */
1038void termination_in_progress(int sig)
1039{
1040 mr_msg(1, "Termination in progress");
1041 usleep(1000);
1042 pthread_exit(0);
1043}
1044
1045/* @} - end of cliGroup */
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