source: MondoRescue/branches/3.3/mondo/src/common/libmondo-cli.c@ 3843

Last change on this file since 3843 was 3843, checked in by Bruno Cornec, 4 months ago

Fix find_dvd_device by removing useless second param and using wodim -inq
  • Property svn:keywords set to Id
File size: 32.3 KB
Line 
1/***************************************************************************
2$Id: libmondo-cli.c 3843 2024-03-06 01:07:54Z 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 <pthread.h>
13#include "my-stuff.h"
14#include "mr_mem.h"
15#include "mr_str.h"
16#include "mondostructures.h"
17#include "libmondo-cli-EXT.h"
18#include "libmondo.h"
19
20extern int g_loglevel;
21extern bool g_text_mode;
22extern bool g_fail_immediately;
23extern char g_startdir[MAX_STR_LEN]; ///< ????? @bug ?????
24extern char *MONDO_OPTIONS;
25
26/*@ file pointer **************************************************/
27extern FILE *g_tape_stream;
28
29/*@ long long *****************************************************/
30extern long long g_tape_posK;
31
32/*@ long **********************************************************/
33extern long g_noof_sets;
34
35/*@ bool******** **************************************************/
36bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
37bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
38extern bool g_cd_recovery;
39
40extern void setup_tmpdir(char *path);
41extern void setup_scratchdir(char *path);
42void mr_make_devlist_from_pathlist(char *pathlist, char mode);
43extern double g_kernel_version;
44extern int g_current_media_number;
45extern pid_t g_main_pid;
46extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
47extern char *mr_popup_and_get_string(char *, char *, char *);
48extern char *call_program_and_get_last_line_of_output(const char *);
49
50extern t_boot mr_boot_type(void);
51
52/* Do we use extended attributes and acl ?
53 * By default no, use -z option to force their usage */
54extern char *g_getfacl;
55extern char *g_getfattr;
56
57/* Reference to global bkpinfo */
58extern struct s_bkpinfo *bkpinfo;
59
60extern void free_MR_global_filenames(void);
61
62long g_max_biggie_size = BIGGIEMAXSIZE;
63
64/**
65 * @addtogroup cliGroup
66 * @{
67 */
68/**
69 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
70 * @param argc The argument count, including the program name; @p argc passed to main().
71 * @param argv The argument vector; @p argv passed to main().
72 * @param bkpinfo The backup information structure to populate.
73 * @return The number of problems with the command line (0 for success).
74 */
75int
76handle_incoming_parameters(int argc, char *argv[])
77{
78 /*@ int *** */
79 int res = 0;
80 int retval = 0;
81 int i = 0;
82
83 /*@ buffers *************** */
84 char flag_val[128][MAX_STR_LEN];
85 bool flag_set[128];
86
87 for (i = 0; i < 128; i++) {
88 flag_val[i][0] = '\0';
89 flag_set[i] = FALSE;
90 }
91 bkpinfo->media_size = 650; /* default */
92 res = retrieve_switches_from_command_line(argc, argv, flag_val, flag_set);
93 retval += res;
94 if (!retval) {
95 res = process_switches(flag_val, flag_set);
96 retval += res;
97 }
98
99 log_msg(3, "Switches:-");
100 for (i = 0; i < 128; i++) {
101 if (flag_set[i]) {
102 log_msg(3, "-%c %s", i, flag_val[i]);
103 }
104 }
105 bkpinfo->boot_type = mr_boot_type();
106
107 return (retval);
108}
109
110
111/**
112 * Store the sizespec(s) stored in @p value into @p bkpinfo.
113 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
114 * @param value The sizespec (e.g. "2g", "40m").
115 * @return 0, always.
116 * @bug Return code not needed.
117 */
118int process_the_s_switch(char *value)
119{
120 assert(bkpinfo != NULL);
121 assert(value != NULL);
122
123 bkpinfo->media_size = -1; /* dummy value */
124 bkpinfo->media_size = friendly_sizestr_to_sizelong(value);
125 log_msg(3, "media_size = %ld", bkpinfo->media_size);
126 if (bkpinfo->media_size <= 0) {
127 log_msg(1, "You gave media an invalid size %s", value);
128 return (-1);
129 }
130 return (0);
131}
132
133/**
134 * Process mondoarchive's command-line switches.
135 * @param bkpinfo The backup information structure to populate.
136 * @param flag_val An array of the argument passed to each switch (the letter is the index).
137 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
138 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
139 * FALSE if it's not.
140 * @return The number of problems with the switches, or 0 for success.
141 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
142 */
143int
144process_switches(char flag_val[128][MAX_STR_LEN], bool flag_set[128])
145{
146
147 /*@ ints *** */
148 int i = 0;
149 int retval = 0;
150
151 /*@ buffers ** */
152 char *tmp = NULL;
153 char *tmp1 = NULL;
154 char *tmp2 = NULL;
155 char *psz = NULL;
156 char *p = NULL;
157 char *q = NULL;
158 char *q2 = NULL;
159
160 long itbs = 0L;
161
162 struct stat buf;
163
164 malloc_string(tmp);
165
166 assert(bkpinfo != NULL);
167 assert(flag_val != NULL);
168 assert(flag_set != NULL);
169
170 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
171
172 /* compulsory */
173 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
174 flag_set['t'] + flag_set['u'] + flag_set['r'] +
175 flag_set['w'] + flag_set['C'] + flag_set['U'];
176 if ((i == 0) && (! bkpinfo->restore_data)) {
177 retval++;
178 log_to_screen("You must specify the media type\n");
179 }
180 if (i > 1) {
181 retval++;
182 log_to_screen("Please specify only one media type\n");
183 }
184
185 if (flag_set['K']) {
186 g_loglevel = atoi(flag_val['K']);
187 log_msg(1,"Loglevel forced to %d",g_loglevel);
188 if (g_loglevel < 3) {
189 g_loglevel = 3;
190 }
191 }
192
193 if ((flag_set['L'] && flag_set['0']) && (! bkpinfo->restore_data)) {
194 retval++;
195 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
196 }
197 if (! bkpinfo->restore_data) {
198 bkpinfo->backup_data = flag_set['O'];
199 }
200 bkpinfo->verify_data = flag_set['V'];
201
202 if (flag_set['I'] && !bkpinfo->backup_data) {
203 log_to_screen("-I switch is ignored if just verifying");
204 }
205 if (flag_set['E'] && !bkpinfo->backup_data) {
206 log_to_screen("-E switch is ignored if just verifying");
207 }
208
209 if (!find_home_of_exe("afio")) {
210 if (find_home_of_exe("star")) {
211 flag_set['R'] = TRUE;
212 log_msg(1, "Using star instead of afio");
213 } else {
214 fatal_error("Neither afio nor star is installed. Please install at least one.");
215 }
216 }
217
218 if (flag_set['R']) {
219 bkpinfo->use_star = TRUE;
220 if (flag_set['L']) {
221 fatal_error("You may not use star and lzop at the same time.");
222 }
223 if (!find_home_of_exe("star")) {
224 fatal_error("Please install 'star' RPM or tarball if you are going to use -R. Thanks.");
225 }
226 }
227
228 if ((flag_set['W']) && (! bkpinfo->restore_data)) {
229 bkpinfo->nonbootable_backup = TRUE;
230 log_to_screen("Warning - you have opted for non-bootable backup");
231 if (flag_set['f'] || flag_set['l']) {
232 log_to_screen
233 ("You don't need to specify bootloader or bootdevice");
234 }
235 }
236
237 if (flag_set['I']) {
238 if (flag_val['I'][0] == '-') {
239 retval++;
240 log_to_screen("Please supply a sensible value with '-I'\n");
241 }
242 if (!strcmp(flag_val['I'],"/")) {
243 log_msg(2, "'/' is pleonastic.");
244 }
245 if (bkpinfo->include_paths && bkpinfo->include_paths[0]) {
246 mr_strcat(bkpinfo->include_paths, "|");
247 }
248
249 mr_asprintf(tmp1, "%s", flag_val['I']);
250 p = tmp1;
251 q = tmp1;
252
253 /* Cut the flag_val['I'] in parts containing all paths to test them */
254 while (p != NULL) {
255 q = strchr(p, '|');
256 if (q != NULL) {
257 *q = '\0';
258 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
259 log_msg(1, "ERROR ! %s doesn't exist", p);
260 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
261 }
262 p = q+1 ;
263 } else {
264 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
265 log_msg(1, "ERROR ! %s doesn't exist", p);
266 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
267 }
268 p = NULL;
269 }
270 }
271 mr_free(tmp1);
272 mr_make_devlist_from_pathlist(flag_val['I'], 'I');
273 log_msg(4, "Finished with the -I option");
274 }
275
276 if (g_kernel_version >= 2.6 && !flag_set['d'] && (flag_set['c'] || flag_set['w']) && (! bkpinfo->restore_data)) {
277 fatal_error("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
278 }
279
280
281 if (flag_set['J']) {
282 if (flag_set['I']) {
283 retval++;
284 log_to_screen("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. :-)");
285 }
286 bkpinfo->make_filelist = FALSE;
287 mr_asprintf(bkpinfo->include_paths, "%s", flag_val['J']);
288 }
289
290 if ((flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) && (! bkpinfo->restore_data)) {
291 if (!flag_set['r'] && g_kernel_version <= 2.5 && strstr(flag_val['d'], "/dev/")) {
292 fatal_error("Please don't give a /dev entry. Give a SCSI node for the parameter of the -d flag.");
293 }
294 if (flag_set['r'] && g_kernel_version <= 2.5 && !strstr(flag_val['d'], "/dev/")) {
295 fatal_error("Please give a /dev entry, not a SCSI node, as the parameter of the -d flag.");
296 }
297 if (g_kernel_version >= 2.6 && !strstr(flag_val['d'], "/dev/")) {
298 log_to_screen("Linus says 2.6 has a broken ide-scsi module. Proceed at your own risk...");
299 }
300
301 if (system("which cdrecord > /dev/null 2> /dev/null") && system("which dvdrecord > /dev/null 2> /dev/null")) {
302 fatal_error("Please install dvdrecord/cdrecord and try again.");
303 }
304 if (flag_set['C']) {
305 bkpinfo->cdrw_speed = atoi(flag_val['C']);
306 if (bkpinfo->cdrw_speed < 1) {
307 fatal_error("You specified a silly speed for a CD-R[W] drive");
308 }
309 if (!flag_set['L']) {
310 log_to_screen("You must use -L with -C. Therefore I am setting it for you.");
311 flag_set['L'] = 1;
312 flag_val['L'][0] = '\0';
313 }
314 } else {
315 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
316 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
317 if (flag_set['c']) {
318 bkpinfo->cdrw_speed = atoi(flag_val['c']);
319 } else if (flag_set['w']) {
320 bkpinfo->cdrw_speed = atoi(flag_val['w']);
321 } else if (flag_set['r']) {
322 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
323 }
324
325 if (bkpinfo->cdrw_speed < 1) {
326 fatal_error("You specified a silly speed for a CD-R[W] drive");
327 }
328 }
329 }
330
331 if ((flag_set['t'] && !flag_set['d']) && (! bkpinfo->restore_data)) {
332 log_it("Hmm! No tape drive specified. Let's see what we can do.");
333 if (find_tape_device_and_size(flag_val['d'], tmp)) {
334 fatal_error("Tape device not specified. I couldn't find it either.");
335 }
336 flag_set['d'] = TRUE;
337 log_to_screen("You didn't specify a tape streamer device. I'm assuming %s", flag_val['d']);
338 }
339
340 if (flag_set['U']) // USB
341 {
342 if (! flag_set['d']) {
343 fatal_error("You need to specify a device file with -d for bootable USB device usage");
344 }
345 if ((!flag_set['s']) && (! bkpinfo->restore_data)) {
346 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
347 }
348 }
349
350 if (flag_set['r']) // DVD
351 {
352 if (flag_set['m']) {
353 fatal_error("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
354 }
355 if (!flag_set['d']) {
356 if (!find_dvd_device(flag_val['d'])) {
357 flag_set['d'] = TRUE;
358 log_to_screen("I guess DVD drive is at %s", flag_val['d']);
359 }
360 }
361 if (strchr(flag_val['d'], ',')) {
362 fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
363 }
364 if (! bkpinfo->restore_data) {
365 if (!find_home_of_exe("growisofs")) {
366 fatal_error("Please install growisofs (probably part of dvd+rw-tools). If you want DVD support, you need it.");
367 }
368 if (!find_home_of_exe("dvd+rw-format")) {
369 fatal_error("Please install dvd+rw-format (probably part of dvd+rw-tools). If you want DVD support, you need it.");
370 }
371 if (!flag_set['s']) {
372 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
373 strcat(flag_val['s'], "m");
374 log_to_screen("You did not specify a size (-s) for DVD. I'm guessing %s.", flag_val['s']);
375 flag_set['s'] = 1;
376 }
377 }
378 }
379
380 if (flag_set['t'] || flag_set['u']) { /* tape size */
381 if (strchr(flag_val['d'], ',')) {
382 fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
383 }
384 if ((flag_set['O']) && (! bkpinfo->restore_data)) {
385 if (flag_set['s']) {
386 if (flag_set['t']) {
387 fatal_error("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
388 }
389 if (process_the_s_switch(flag_val['s'])) {
390 fatal_error("Bad -s switch");
391 }
392 } else if (flag_set['u'] || flag_set['t']) {
393 bkpinfo->media_size = 0;
394 } else {
395 retval++;
396 log_to_screen("Tape size not specified.\n");
397 }
398 }
399 } else if (! bkpinfo->restore_data) { /* CD|USB size */
400 if (flag_set['s']) {
401 if (process_the_s_switch(flag_val['s'])) {
402 fatal_error("Bad -s switch");
403 }
404 }
405 if (flag_set['w']) {
406 bkpinfo->wipe_media_first = TRUE;
407 } /* CD-RW */
408 }
409
410 if (flag_set['n']) {
411 mr_asprintf(bkpinfo->netfs_mount, "%s", flag_val['n']);
412 if (!flag_set['d']) {
413 mr_asprintf(bkpinfo->netfs_remote_dir, "/");
414 mr_asprintf(bkpinfo->isodir, "%s", ".");
415 }
416 /* test for protocol */
417 p = strstr(bkpinfo->netfs_mount, "://");
418 if (p == NULL) {
419 /* protocol not found assuming NFS for compatibility */
420 mr_asprintf(q,"nfs");
421
422 p = strchr(bkpinfo->netfs_mount, ':');
423 if (p == NULL) {
424 fatal_error("No protocol specified for remote share mount, nor any old NFS syntax found.\nPlease do man mondoarchive as syntax changed");
425 }
426 /* p points on to the string server:/path */
427 p = bkpinfo->netfs_mount;
428
429 } else {
430 /* Isolate the protocol */
431 *p = '\0';
432 mr_asprintf(q,"%s",bkpinfo->netfs_mount);
433
434 /* Skip proto now */
435 p++;
436 p++;
437 p++;
438 }
439 /* whatever done before proto is pointed to by q */
440 bkpinfo->netfs_proto = q;
441
442 /* p points on to the string server:/path */
443 /* Store the 2 values */
444 q2 = bkpinfo->netfs_mount;
445 mr_asprintf(bkpinfo->netfs_mount, "%s", p);
446 mr_free(q2);
447
448 /* test if we specified a user */
449 p = strchr(bkpinfo->netfs_mount, '@');
450 if (p != NULL) {
451 /* User found. Store the 2 values */
452 mr_asprintf(bkpinfo->netfs_user, "%s", bkpinfo->netfs_mount);
453 p = strchr(bkpinfo->netfs_user, '@');
454 *p = '\0';
455 p = strchr(bkpinfo->netfs_mount, '@');
456 p++;
457 /* new netfs mount */
458 q2 = bkpinfo->netfs_mount;
459 mr_asprintf(bkpinfo->netfs_mount, "%s", p);
460 mr_free(q2);
461 }
462 if (bkpinfo->netfs_user != NULL) {
463 mr_asprintf(tmp1, "mount | grep -E \"^[a-z]*#*[%s@]*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_user, bkpinfo->netfs_mount);
464 } else {
465 mr_asprintf(tmp1, "mount | grep -E \"^[a-z]*#*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_mount);
466 }
467 mr_free(bkpinfo->isodir);
468 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp1);
469 mr_free(tmp1);
470
471 log_msg(3, "proto = %s", bkpinfo->netfs_proto);
472 log_msg(3, "mount = %s", bkpinfo->netfs_mount);
473 if (bkpinfo->netfs_user) {
474 log_msg(3, "user = %s", bkpinfo->netfs_user);
475 }
476 log_msg(3, "isodir= %s", bkpinfo->isodir);
477
478 if (strlen(bkpinfo->isodir) < 3) {
479 log_to_screen("Network share %s is not mounted. Trying to mount it for you.\n",bkpinfo->netfs_mount);
480 if (bkpinfo->netfs_user) {
481 if (strstr(bkpinfo->netfs_proto, "sshfs")) {
482 mr_asprintf(tmp1, "sshfs %s@%s", bkpinfo->netfs_user, bkpinfo->netfs_mount);
483 } else if (strstr(bkpinfo->netfs_proto, "smbfs")) {
484 mr_asprintf(tmp1, "mount -t cifs %s -o user=%s", bkpinfo->netfs_mount, bkpinfo->netfs_user);
485 } else if (strstr(bkpinfo->netfs_proto, "nfs")) {
486 mr_asprintf(tmp1, "mount -t %s %s@%s", bkpinfo->netfs_proto, bkpinfo->netfs_user, bkpinfo->netfs_mount);
487 } else {
488 log_to_screen("Protocol %s not supported yet for network backups.\n", bkpinfo->netfs_proto);
489 fatal_error("Bad Protocol\n");
490 }
491 } else {
492 if (strstr(bkpinfo->netfs_proto, "sshfs")) {
493 mr_asprintf(tmp1, "sshfs %s", bkpinfo->netfs_mount);
494 } else if (strstr(bkpinfo->netfs_proto, "smbfs")) {
495 mr_asprintf(tmp1, "mount -t cifs %s", bkpinfo->netfs_mount);
496 } else if (strstr(bkpinfo->netfs_proto, "nfs")) {
497 mr_asprintf(tmp1, "mount -t %s %s", bkpinfo->netfs_proto, bkpinfo->netfs_mount);
498 } else {
499 log_to_screen("Protocol %s not supported yet for network backups.\n", bkpinfo->netfs_proto);
500 fatal_error("Bad Protocol\n");
501 }
502 }
503 i = system(tmp1);
504 mr_free(tmp1);
505
506 if (i) {
507 log_to_screen("Unable to mount Network share %s. Please mount manually.\n", bkpinfo->netfs_mount);
508 retval++;
509 } else {
510 if (bkpinfo->netfs_user) {
511 mr_asprintf(tmp1, "mount | grep -E \"^[%s@]*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_user, bkpinfo->netfs_mount);
512 } else {
513 mr_asprintf(tmp1, "mount | grep -E \"^%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_mount);
514 }
515 mr_free(bkpinfo->isodir);
516 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp1);
517 if (strlen(bkpinfo->isodir) < 3) {
518 retval++;
519 log_to_screen("Network share %s is strangely not mounted. Please mount manually...\n", bkpinfo->netfs_mount);
520 }
521 }
522 }
523 }
524
525 if (flag_set['c']) {
526 bkpinfo->backup_media_type = cdr;
527 }
528 if (flag_set['C']) {
529 bkpinfo->backup_media_type = cdstream;
530 }
531 if (flag_set['i']) {
532 bkpinfo->backup_media_type = iso;
533 }
534 if (flag_set['n']) {
535 bkpinfo->backup_media_type = netfs;
536 /* Never try to eject a Network device */
537 bkpinfo->please_dont_eject = TRUE;
538 }
539 if (flag_set['r']) {
540 bkpinfo->backup_media_type = dvd;
541 }
542 if (flag_set['t']) {
543 bkpinfo->backup_media_type = tape;
544 }
545 if (flag_set['u']) {
546 bkpinfo->backup_media_type = udev;
547 }
548 if (flag_set['w']) {
549 bkpinfo->backup_media_type = cdrw;
550 }
551 if (flag_set['U']) {
552 bkpinfo->backup_media_type = usb;
553 /* Never try to eject a USB device */
554 bkpinfo->please_dont_eject = TRUE;
555 }
556 if (flag_set['z']) {
557 if (find_home_of_exe("getfattr")) {
558 mr_asprintf(g_getfattr,"getfattr");
559 }
560 if (find_home_of_exe("getfacl")) {
561 mr_asprintf(g_getfacl,"getfacl");
562 }
563 }
564
565 /* optional, popular */
566 if (flag_set['g']) {
567 g_text_mode = FALSE;
568 }
569
570 if (flag_set['E']) {
571 if ((flag_val['E'][0] == '-')) {
572 retval++;
573 log_to_screen("Please supply a sensible value with '-E'\n");
574 }
575 mr_asprintf(tmp1, "%s", flag_val['E']);
576
577 p = tmp1;
578 q = tmp1;
579
580 /* Cut the flag_val['E'] in parts containing all paths to test them */
581 while (p != NULL) {
582 q = strchr(p, '|');
583 if (q != NULL) {
584 *q = '\0';
585 /* Fix bug 14 where ending / cause a problem later
586 * so handled here for the moment */
587 q--;
588 if (*q == '/') {
589 *q = '\0';
590 }
591 q++;
592 /* End of bug fix */
593 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
594 log_msg(1, "WARNING ! %s doesn't exist", p);
595 }
596 p = q+1 ;
597 } else {
598 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
599 log_msg(1, "WARNING ! %s doesn't exist", p);
600 }
601 p = NULL;
602 }
603 }
604 mr_free(tmp1);
605
606 mr_make_devlist_from_pathlist(flag_val['E'], 'E');
607 log_msg(4, "Finished with the -E option");
608 }
609
610 if (flag_set['e']) {
611 bkpinfo->please_dont_eject = TRUE;
612 }
613
614 if (flag_set['M']) {
615 g_max_biggie_size = atol(flag_val['M']);
616 log_msg(1, "Max size for biggie file is now %ld KB", g_max_biggie_size);
617 }
618
619 if ((flag_set['N']) && (! bkpinfo->restore_data)) // exclude Network mounts & devices
620 {
621 psz = list_of_NETFS_mounts_only();
622 log_msg(5, "-N means we'll exclude %s", psz);
623 if (bkpinfo->exclude_paths) {
624 mr_strcat(bkpinfo->exclude_paths, "|%s", psz);
625 mr_free(psz);
626 } else {
627 bkpinfo->exclude_paths = psz;
628 }
629
630 if (bkpinfo->exclude_paths != NULL) {
631 log_msg(3, "-N means we're now excluding %s", bkpinfo->exclude_paths);
632 }
633 }
634
635 if (flag_set['b']) {
636 mr_asprintf(psz, "%s", flag_val['b']);
637 log_msg(1, "psz = '%s'", psz);
638 if (psz[strlen(psz) - 1] == 'k') {
639 psz[strlen(psz) - 1] = '\0';
640 itbs = atol(psz) * 1024L;
641 } else {
642 itbs = atol(psz);
643 }
644 mr_free(psz);
645 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
646 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
647 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
648 fatal_error("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
649 }
650 bkpinfo->internal_tape_block_size = itbs;
651 }
652
653 if ((flag_set['D']) && (! bkpinfo->restore_data)) {
654 bkpinfo->differential = 1;
655// bkpinfo->differential = atoi (flag_val['D']);
656 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
657 fatal_error("The D option should be between 1 and 9 inclusive");
658 }
659 }
660
661 if (flag_set['x']) {
662 mr_asprintf(bkpinfo->image_devs, "%s", flag_val['x']);
663 if ((run_program_and_log_output("which ntfsclone", 2)) && (! bkpinfo->restore_data)) {
664 fatal_error("Please install ntfsprogs package/tarball.");
665 }
666 }
667
668 if (flag_set['m']) {
669 bkpinfo->manual_cd_tray = TRUE;
670 }
671
672 if ((flag_set['k']) && (! bkpinfo->restore_data)) {
673 mr_asprintf(bkpinfo->kernel_path, "%s", flag_val['k']);
674 if (!does_file_exist(bkpinfo->kernel_path)) {
675 retval++;
676 log_to_screen("You specified kernel '%s', which does not exist\n", bkpinfo->kernel_path);
677 }
678 }
679
680 if (flag_set['p']) {
681 mr_asprintf(bkpinfo->prefix, "%s", flag_val['p']);
682 log_msg(1,"Prefix forced to %s",bkpinfo->prefix);
683 }
684
685 if (flag_set['d']) { /* backup directory (if ISO/NETFS) */
686 if (flag_set['i']) {
687 mr_asprintf(bkpinfo->isodir, "%s", flag_val['d']);
688 sprintf(tmp, "ls -l %s", bkpinfo->isodir);
689 if (run_program_and_log_output(tmp, 2)) {
690 fatal_error("output folder does not exist - please create it");
691 }
692 } else if (flag_set['n']) {
693 mr_free(bkpinfo->netfs_remote_dir);
694 mr_asprintf(bkpinfo->netfs_remote_dir, "%s", flag_val['d']);
695 } else { /* backup device (if tape/CD-R/CD-RW) */
696 mr_asprintf(bkpinfo->media_device, "%s", flag_val['d']);
697 }
698 }
699
700 if ((flag_set['n']) && (! bkpinfo->restore_data)) {
701 mr_asprintf(tmp1,"%s/%s/.dummy.txt", bkpinfo->isodir,bkpinfo->netfs_remote_dir);
702 if ((bkpinfo->netfs_user) && (strstr(bkpinfo->netfs_proto,"nfs"))) {
703 mr_asprintf(tmp2, "su - %s -c \"echo hi > %s\"", bkpinfo->netfs_user, tmp1);
704 } else {
705 mr_asprintf(tmp2, "echo hi > %s", tmp1);
706 }
707 i = run_program_and_log_output(tmp2, 2);
708 mr_free(tmp2);
709
710 if (i) {
711 retval++;
712 log_to_screen("Are you sure directory '%s' exists in remote dir '%s'?\nIf so, do you have rights to write to it?\n", bkpinfo->netfs_remote_dir, bkpinfo->netfs_mount);
713 }
714 unlink(tmp1);
715 mr_free(tmp1);
716 }
717
718 if (!flag_set['d'] && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
719 if (g_kernel_version >= 2.6) {
720 tmp1 = mr_popup_and_get_string("Device", "Please specify the device", bkpinfo->media_device);
721 if (tmp1 == NULL) {
722 retval++;
723 log_to_screen("User opted to cancel.");
724 } else {
725 mr_free(bkpinfo->media_device);
726 bkpinfo->media_device = tmp1;
727 }
728 } else if (find_cdrw_device(bkpinfo->media_device)) {
729 retval++;
730 log_to_screen("Tried and failed to find CD-R[W] drive automatically.\n");
731 } else {
732 flag_set['d'] = TRUE;
733 strncpy(flag_val['d'], bkpinfo->media_device, MAX_STR_LEN / 4);
734 }
735 }
736
737 if ((!flag_set['d'] && !flag_set['n'] && !flag_set['C']) && (! bkpinfo->restore_data)) {
738 retval++;
739 log_to_screen("Please specify the backup device/directory.\n");
740 fatal_error("You didn't use -d to specify the backup device/directory.");
741 }
742
743 for (i = '0'; i <= '9'; i++) {
744 if (flag_set[i]) {
745 bkpinfo->compression_level = i - '0';
746 } /* not '\0' but '0' */
747 }
748
749 if (flag_set['S']) {
750 setup_scratchdir(flag_val['S']);
751 mr_asprintf(tmp1, "touch %s/.foo.dat", bkpinfo->scratchdir);
752 if (run_program_and_log_output(tmp1, 1)) {
753 retval++;
754 mr_free(tmp1);
755 log_to_screen("Please specify a scratchdir which I can write to. :)");
756 fatal_error("I cannot write to the scratchdir you specified.");
757 }
758 mr_free(tmp1);
759
760 mr_asprintf(tmp1, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->scratchdir, bkpinfo->scratchdir);
761 if (run_program_and_log_output(tmp1, 1)) {
762 retval++;
763 mr_free(tmp1);
764 log_to_screen("Please don't specify a SAMBA or VFAT or NFS scratchdir.");
765 fatal_error("I cannot write to the scratchdir you specified.");
766 }
767 mr_free(tmp1);
768 }
769
770 if (flag_set['T']) {
771 setup_tmpdir(flag_val['T']);
772 mr_asprintf(tmp1, "touch %s/.foo.dat", bkpinfo->tmpdir);
773 i = run_program_and_log_output(tmp1, 1);
774 mr_free(tmp1);
775
776 if (i) {
777 retval++;
778 log_to_screen("Please specify a tempdir which I can write to. :)");
779 fatal_error("I cannot write to the tempdir you specified.");
780 }
781 mr_asprintf(tmp1, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
782 i = run_program_and_log_output(tmp1, 1);
783 mr_free(tmp1);
784
785 if (i) {
786 retval++;
787 log_to_screen("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
788 fatal_error("I cannot write to the tempdir you specified.");
789 }
790 }
791
792 if ((flag_set['A']) && (! bkpinfo->restore_data)) {
793 mr_asprintf(bkpinfo->call_after_iso, "%s", flag_val['A']);
794 }
795
796 if ((flag_set['B']) && (! bkpinfo->restore_data)) {
797 mr_asprintf(bkpinfo->call_before_iso, "%s", flag_val['B']);
798 }
799
800 if ((flag_set['H']) && (! bkpinfo->restore_data)) {
801 g_cd_recovery = TRUE;
802 }
803
804 if ((flag_set['l']) && (! bkpinfo->restore_data)) {
805#ifdef __FreeBSD__
806# define BOOT_LOADER_CHARS "GLBMR"
807#else
808# ifdef __IA64__
809# define BOOT_LOADER_CHARS "GER"
810# else
811# define BOOT_LOADER_CHARS "GLR"
812# endif
813#endif
814 if (!strchr(BOOT_LOADER_CHARS, (bkpinfo->boot_loader = flag_val['l'][0]))) {
815 log_msg(1, "%c? What is %c? I need G, L, E or R.", bkpinfo->boot_loader, bkpinfo->boot_loader);
816 fatal_error("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
817 }
818#undef BOOT_LOADER_CHARS
819 }
820
821 if (flag_set['f']) {
822 mr_free(bkpinfo->boot_device);
823 mr_asprintf(bkpinfo->boot_device, "%s", resolve_softlinks_to_get_to_actual_device_file(flag_val['f']));
824 }
825
826 if ((flag_set['P']) && (! bkpinfo->restore_data)) {
827 mr_asprintf(bkpinfo->postnuke_tarball, "%s", flag_val['P']);
828 }
829
830 if (flag_set['Q']) {
831 i = which_boot_loader(tmp);
832 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
833 printf("boot loader is %c, residing at %s\n", i, tmp);
834 finish(0);
835 }
836
837 if ((flag_set['L']) && (! bkpinfo->restore_data)) {
838 bkpinfo->use_lzo = TRUE;
839 if (run_program_and_log_output("which lzop", 2)) {
840 retval++;
841 log_to_screen("Please install LZOP. You can't use '-L' until you do.\n");
842 }
843 }
844
845 if (flag_set['F']) {
846 log_msg(3, "-F means we will fail immediately at the first interaction request");
847 g_fail_immediately = TRUE;
848 }
849
850 if ((flag_set['G']) && (! bkpinfo->restore_data)) {
851 bkpinfo->use_gzip = TRUE;
852 if (run_program_and_log_output("which gzip", 2)) {
853 retval++;
854 log_to_screen("Please install gzip. You can't use '-G' until you do.\n");
855 }
856 }
857
858 if ((flag_set['Y']) && (! bkpinfo->restore_data)) {
859 bkpinfo->use_lzma = TRUE;
860 if (run_program_and_log_output("which lzma", 2)) {
861 retval++;
862 log_to_screen("Please install lzma. You can't use '-Y' until you do.\n");
863 }
864 }
865
866 bkpinfo->use_obdr = FALSE;
867 if (flag_set['o']) {
868 if ((!flag_set['t']) && (! bkpinfo->restore_data)) {
869 log_to_screen("OBDR support is only available for tapes. Use the -t option");
870 fatal_error("Aborting");
871 }
872 bkpinfo->use_obdr = TRUE;
873 }
874
875#ifndef __FreeBSD__
876 if ((!is_this_a_valid_disk_format("vfat")) && (! bkpinfo->restore_data)) {
877 bkpinfo->make_cd_use_lilo = TRUE;
878 log_to_screen("Your kernel appears not to support vfat filesystems. I am therefore");
879 log_to_screen("using LILO instead of SYSLINUX as the media boot loader.");
880 }
881 if ((run_program_and_log_output("which mkfs.vfat", 2)) && (! bkpinfo->restore_data)) {
882 bkpinfo->make_cd_use_lilo = TRUE;
883#ifdef __IA32__
884 log_to_screen("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
885 log_to_screen("your boot loader. I shall therefore use LILO instead.");
886#endif
887#ifdef __IA64__
888 log_to_screen("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
889 log_to_screen("environment correctly. Please install it.");
890 fatal_error("Aborting");
891#endif
892 }
893#ifdef __IA64__
894 /* We force ELILO usage on IA64 */
895 bkpinfo->make_cd_use_lilo = TRUE;
896#endif
897#endif
898
899 if (! bkpinfo->restore_data) {
900 i = flag_set['O'] + flag_set['V'];
901 if (i == 0) {
902 retval++;
903 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
904 }
905 }
906
907 if ((! bkpinfo->restore_data) && (flag_set['Z'])) {
908 fatal_error("The -Z switch is only valid in restore mode");
909 }
910
911 if (flag_set['Z']) {
912 if (! strcmp(flag_val['Z'], "nuke")) {
913 bkpinfo->restore_mode = nuke;
914 } else if (! strcmp(flag_val['Z'], "interactive")) {
915 bkpinfo->restore_mode = interactive;
916 } else if (! strcmp(flag_val['Z'], "compare")) {
917 bkpinfo->restore_mode = compare;
918 } else if (! strcmp(flag_val['Z'], "mbr")) {
919 bkpinfo->restore_mode = mbr;
920 } else if (! strcmp(flag_val['Z'], "iso")) {
921 bkpinfo->restore_mode = isoonly;
922 } else if (! strcmp(flag_val['Z'], "isonuke")) {
923 bkpinfo->restore_mode = isonuke;
924 } else {
925 bkpinfo->restore_mode = interactive;
926 }
927 }
928
929/* and finally... */
930
931 paranoid_free(tmp);
932 return (retval);
933}
934
935
936
937/**
938 * Get the switches from @p argc and @p argv using getopt() and place them in
939 * @p flag_set and @p flag_val.
940 * @param argc The argument count (@p argc passed to main()).
941 * @param argv The argument vector (@p argv passed to main()).
942 * @param flag_val An array indexed by switch letter - if a switch is set and
943 * has an argument then set flag_val[switch] to that argument.
944 * @param flag_set An array indexed by switch letter - if a switch is set then
945 * set flag_set[switch] to TRUE, else set it to FALSE.
946 * @return The number of problems with the command line (0 for success).
947 */
948int retrieve_switches_from_command_line(int argc, char *argv[], char flag_val[128][MAX_STR_LEN], bool flag_set[128])
949{
950 /*@ ints ** */
951 int opt = 0;
952 int i = 0;
953 int len;
954
955 /*@ bools *** */
956 bool bad_switches = FALSE;
957
958 assert(flag_val != NULL);
959 assert(flag_set != NULL);
960
961 for (i = 0; i < 128; i++) {
962 flag_val[i][0] = '\0';
963 flag_set[i] = FALSE;
964 }
965 while ((opt = getopt(argc, argv, MONDO_OPTIONS)) != -1) {
966 if (opt == '?') {
967 bad_switches = TRUE;
968 } else {
969 if (flag_set[opt]) {
970 bad_switches = TRUE;
971 log_to_screen("Switch -%c previously defined as %s\n", opt, flag_val[opt]);
972 } else {
973 flag_set[opt] = TRUE;
974 if (optarg) {
975 len = strlen(optarg);
976 if (optarg[0] != '/' && optarg[len - 1] == '/') {
977 optarg[--len] = '\0';
978 log_to_screen("Warning - param '%s' should not have trailing slash!", optarg);
979 }
980 if (opt == 'd') {
981 if (strchr(flag_val[opt], '/')
982 && flag_val[opt][0] != '/') {
983 log_to_screen("-%c flag --- must be absolute path --- '%s' isn't absolute", opt, flag_val[opt]);
984 bad_switches = TRUE;
985 }
986 }
987 strcpy(flag_val[opt], optarg);
988 }
989 }
990 }
991 }
992 for (i = optind; i < argc; i++) {
993 bad_switches = TRUE;
994 log_to_screen("Invalid arg -- %s\n", argv[i]);
995 }
996 return (bad_switches);
997}
998
999
1000
1001
1002/**
1003 * Print a not-so-helpful help message and exit.
1004 */
1005void help_screen()
1006{
1007 log_msg(1, "Type 'man mondoarchive' for more information");
1008 exit(1);
1009}
1010
1011
1012/**
1013 * Terminate Mondo in response to a signal.
1014 * @param sig The signal number received.
1015 */
1016void terminate_daemon(int sig)
1017{
1018 char *tmp = NULL;
1019 char *tmp2 = NULL;
1020
1021 switch (sig) {
1022 case SIGINT:
1023 mr_asprintf(tmp, "SIGINT");
1024 mr_asprintf(tmp2, "You interrupted me :-)");
1025 break;
1026 case SIGKILL:
1027 mr_asprintf(tmp, "SIGKILL");
1028 mr_asprintf(tmp2, "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1029 break;
1030 case SIGTERM:
1031 mr_asprintf(tmp, "SIGTERM");
1032 mr_asprintf(tmp2, "Got terminate signal");
1033 break;
1034 case SIGHUP:
1035 mr_asprintf(tmp, "SIGHUP");
1036 mr_asprintf(tmp2, "Hangup on line");
1037 break;
1038 case SIGSEGV:
1039 mr_asprintf(tmp, "SIGSEGV");
1040 mr_asprintf(tmp2, "Internal programming error. Please send a backtrace as well as your log.");
1041 break;
1042 case SIGPIPE:
1043 mr_asprintf(tmp, "SIGPIPE");
1044 mr_asprintf(tmp2, "Pipe was broken");
1045 break;
1046 case SIGABRT:
1047 mr_asprintf(tmp, "SIGABRT");
1048 mr_asprintf(tmp2, "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1049 break;
1050 default:
1051 mr_asprintf(tmp, "(Unknown)");
1052 mr_asprintf(tmp2, "(Unknown)");
1053 }
1054
1055 mr_strcat(tmp, " signal received from OS");
1056 log_to_screen(tmp);
1057 mr_free(tmp);
1058
1059 log_to_screen(tmp2);
1060 mr_free(tmp2);
1061 if (sig == SIGABRT) {
1062 sleep(10);
1063 }
1064 kill_buffer();
1065
1066 free_MR_global_filenames();
1067
1068 fatal_error("MondoRescue is terminating in response to a signal from the OS");
1069 finish(254); // just in case
1070}
1071
1072
1073
1074
1075/**
1076 * Turn signal-trapping on or off.
1077 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1078 */
1079void set_signals(int on)
1080{
1081 int signals[] = { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1082 int i;
1083
1084 signal(SIGPIPE, sigpipe_occurred);
1085 for (i = 0; signals[i]; i++) {
1086 if (on) {
1087 signal(signals[i], terminate_daemon);
1088 } else {
1089 signal(signals[i], termination_in_progress);
1090 }
1091 }
1092}
1093
1094
1095
1096
1097/**
1098 * Exit immediately without cleaning up.
1099 * @param sig The signal we are exiting due to.
1100 */
1101void termination_in_progress(int sig)
1102{
1103 log_msg(1, "Termination in progress");
1104 usleep(1000);
1105 pthread_exit(0);
1106}
1107
1108/* @} - end of cliGroup */
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