source: MondoRescue/branches/3.3/mondo/src/common/libmondo-cli.c@ 3881

Last change on this file since 3881 was 3881, checked in by Bruno Cornec, 4 months ago

-c means now optical backup for CD/DVD. Removed dvd special mode -r
  • Property svn:keywords set to Id
File size: 30.5 KB
Line 
1/***************************************************************************
2$Id: libmondo-cli.c 3881 2024-03-09 14:31:21Z 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-string-EXT.h"
18#include "libmondo-files-EXT.h"
19#include "libmondo-stream-EXT.h"
20#include "libmondo-devices-EXT.h"
21#include "libmondo-fork-EXT.h"
22#include "libmondo-fifo-EXT.h"
23#include "newt-specific-EXT.h"
24
25extern int g_loglevel;
26extern bool g_text_mode;
27extern bool g_fail_immediately;
28extern char g_startdir[MAX_STR_LEN]; ///< ????? @bug ?????
29extern char *MONDO_OPTIONS;
30
31/*@ file pointer **************************************************/
32extern FILE *g_tape_stream;
33
34/*@ long long *****************************************************/
35extern long long g_tape_posK;
36
37/*@ long **********************************************************/
38extern long g_noof_sets;
39
40/*@ bool******** **************************************************/
41bool g_debugging = FALSE; ///< ????? @bug ????? @ingroup globalGroup
42bool g_running_live = FALSE; ///< ????? @bug ????? @ingroup globalGroup
43extern bool g_cd_recovery;
44
45extern void setup_tmpdir(char *path);
46extern void setup_scratchdir(char *path);
47void mr_make_devlist_from_pathlist(char *pathlist, char mode);
48extern double g_kernel_version;
49extern int g_current_media_number;
50extern pid_t g_main_pid;
51extern char *resolve_softlinks_to_get_to_actual_device_file(char *);
52extern char *call_program_and_get_last_line_of_output(const char *);
53
54extern t_boot mr_boot_type(void);
55
56/* Do we use extended attributes and acl ?
57 * By default no, use -z option to force their usage */
58extern char *g_getfacl;
59extern char *g_getfattr;
60
61/* Reference to global bkpinfo */
62extern struct s_bkpinfo *bkpinfo;
63
64extern void free_MR_global_filenames(void);
65
66long g_max_biggie_size = BIGGIEMAXSIZE;
67
68
69/**
70 * Store the sizespec(s) stored in @p value into @p bkpinfo.
71 * @param bkpinfo The backup information structure; the @c bkpinfo->media_size field will be populated.
72 * @param value The sizespec (e.g. "2g", "40m").
73 * @return 0, always.
74 * @bug Return code not needed.
75 */
76int process_the_s_switch(char *value)
77{
78 assert(bkpinfo != NULL);
79 assert(value != NULL);
80
81 bkpinfo->media_size = -1; /* dummy value */
82 bkpinfo->media_size = friendly_sizestr_to_sizelong(value);
83 log_msg(3, "media_size = %ld", bkpinfo->media_size);
84 if (bkpinfo->media_size <= 0) {
85 log_msg(1, "You gave media an invalid size %s", value);
86 return (-1);
87 }
88 return (0);
89}
90
91
92/**
93 * Print a not-so-helpful help message and exit.
94 */
95void help_screen()
96{
97 log_msg(1, "Type 'man mondoarchive' for more information");
98 exit(1);
99}
100
101
102/**
103 * Get the switches from @p argc and @p argv using getopt() and place them in
104 * @p flag_set and @p flag_val.
105 * @param argc The argument count (@p argc passed to main()).
106 * @param argv The argument vector (@p argv passed to main()).
107 * @param flag_val An array indexed by switch letter - if a switch is set and
108 * has an argument then set flag_val[switch] to that argument.
109 * @param flag_set An array indexed by switch letter - if a switch is set then
110 * set flag_set[switch] to TRUE, else set it to FALSE.
111 * @return The number of problems with the command line (0 for success).
112 */
113int retrieve_switches_from_command_line(int argc, char *argv[], char flag_val[128][MAX_STR_LEN], bool flag_set[128])
114{
115 /*@ ints ** */
116 int opt = 0;
117 int i = 0;
118 int len;
119
120 /*@ bools *** */
121 bool bad_switches = FALSE;
122
123 assert(flag_val != NULL);
124 assert(flag_set != NULL);
125
126 for (i = 0; i < 128; i++) {
127 flag_val[i][0] = '\0';
128 flag_set[i] = FALSE;
129 }
130 while ((opt = getopt(argc, argv, MONDO_OPTIONS)) != -1) {
131 if (opt == '?') {
132 bad_switches = TRUE;
133 } else {
134 if (flag_set[opt]) {
135 bad_switches = TRUE;
136 log_to_screen("Switch -%c previously defined as %s\n", opt, flag_val[opt]);
137 } else {
138 flag_set[opt] = TRUE;
139 if (optarg) {
140 len = strlen(optarg);
141 if (optarg[0] != '/' && optarg[len - 1] == '/') {
142 optarg[--len] = '\0';
143 log_to_screen("Warning - param '%s' should not have trailing slash!", optarg);
144 }
145 if (opt == 'd') {
146 if (strchr(flag_val[opt], '/')
147 && flag_val[opt][0] != '/') {
148 log_to_screen("-%c flag --- must be absolute path --- '%s' isn't absolute", opt, flag_val[opt]);
149 bad_switches = TRUE;
150 }
151 }
152 strcpy(flag_val[opt], optarg);
153 }
154 }
155 }
156 }
157 for (i = optind; i < argc; i++) {
158 bad_switches = TRUE;
159 log_to_screen("Invalid arg -- %s\n", argv[i]);
160 }
161 return (bad_switches);
162}
163
164
165/**
166 * Process mondoarchive's command-line switches.
167 * @param bkpinfo The backup information structure to populate.
168 * @param flag_val An array of the argument passed to each switch (the letter is the index).
169 * If a switch is not set or has no argument, the field in @p flag_val doesn't matter.
170 * @param flag_set An array of <tt>bool</tt>s indexed by switch letter: TRUE if it's set,
171 * FALSE if it's not.
172 * @return The number of problems with the switches, or 0 for success.
173 * @bug Maybe include a list of all switches (inc. intentionally undocumented ones not in the manual!) here?
174 */
175int
176process_switches(char flag_val[128][MAX_STR_LEN], bool flag_set[128])
177{
178
179 /*@ ints *** */
180 int i = 0;
181 int retval = 0;
182
183 /*@ buffers ** */
184 char *tmp = NULL;
185 char *tmp1 = NULL;
186 char *tmp2 = NULL;
187 char *psz = NULL;
188 char *p = NULL;
189 char *q = NULL;
190 char *q2 = NULL;
191
192 long itbs = 0L;
193
194 struct stat buf;
195
196 malloc_string(tmp);
197
198 assert(bkpinfo != NULL);
199 assert(flag_val != NULL);
200 assert(flag_set != NULL);
201
202 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
203
204 /* compulsory */
205 i = flag_set['c'] + flag_set['i'] + flag_set['n'] +
206 flag_set['t'] + flag_set['u'] + flag_set['U'];
207 if ((i == 0) && (! bkpinfo->restore_data)) {
208 retval++;
209 log_to_screen("You must specify the media type\n");
210 }
211 if (i > 1) {
212 retval++;
213 log_to_screen("Please specify only one media type\n");
214 }
215
216 if (flag_set['K']) {
217 g_loglevel = atoi(flag_val['K']);
218 log_msg(1,"Loglevel forced to %d",g_loglevel);
219 if (g_loglevel < 3) {
220 g_loglevel = 3;
221 }
222 }
223
224 if ((flag_set['L'] && flag_set['0']) && (! bkpinfo->restore_data)) {
225 retval++;
226 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
227 }
228 if (! bkpinfo->restore_data) {
229 bkpinfo->backup_data = flag_set['O'];
230 }
231 bkpinfo->verify_data = flag_set['V'];
232
233 if (flag_set['I'] && !bkpinfo->backup_data) {
234 log_to_screen("-I switch is ignored if just verifying");
235 }
236 if (flag_set['E'] && !bkpinfo->backup_data) {
237 log_to_screen("-E switch is ignored if just verifying");
238 }
239
240 if ((tmp = find_home_of_exe("afio")) == NULL) {
241 mr_free(tmp);
242 if ((tmp = find_home_of_exe("star")) != NULL) {
243 mr_free(tmp);
244 flag_set['R'] = TRUE;
245 log_msg(1, "Using star instead of afio");
246 } else {
247 mr_free(tmp);
248 fatal_error("Neither afio nor star is installed. Please install at least one.");
249 }
250 }
251
252 if (flag_set['R']) {
253 bkpinfo->use_star = TRUE;
254 if (flag_set['L']) {
255 fatal_error("You may not use star and lzop at the same time.");
256 }
257 if ((tmp = find_home_of_exe("star")) == NULL) {
258 mr_free(tmp);
259 fatal_error("Please install 'star' if you are going to use -R. Thanks.");
260 }
261 mr_free(tmp);
262 }
263
264 if ((flag_set['W']) && (! bkpinfo->restore_data)) {
265 bkpinfo->nonbootable_backup = TRUE;
266 log_to_screen("Warning - you have opted for non-bootable backup");
267 if (flag_set['f'] || flag_set['l']) {
268 log_to_screen
269 ("You don't need to specify bootloader or bootdevice");
270 }
271 }
272
273 if (flag_set['I']) {
274 if (flag_val['I'][0] == '-') {
275 retval++;
276 log_to_screen("Please supply a sensible value with '-I'\n");
277 }
278 if (!strcmp(flag_val['I'],"/")) {
279 log_msg(2, "'/' is pleonastic.");
280 }
281 if (bkpinfo->include_paths && bkpinfo->include_paths[0]) {
282 mr_strcat(bkpinfo->include_paths, "|");
283 }
284
285 mr_asprintf(tmp1, "%s", 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) && (! bkpinfo->restore_data)) {
295 log_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) && (! bkpinfo->restore_data)) {
301 log_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 mr_make_devlist_from_pathlist(flag_val['I'], 'I');
309 log_msg(4, "Finished with the -I option");
310 }
311
312 if (g_kernel_version >= 2.6 && !flag_set['d'] && flag_set['c'] && (! bkpinfo->restore_data)) {
313 fatal_error("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
314 }
315
316
317 if (flag_set['J']) {
318 if (flag_set['I']) {
319 retval++;
320 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. :-)");
321 }
322 bkpinfo->make_filelist = FALSE;
323 mr_asprintf(bkpinfo->include_paths, "%s", flag_val['J']);
324 }
325
326 if (flag_set['c'] && (! bkpinfo->restore_data)) {
327 if (system("which cdrecord > /dev/null 2> /dev/null") && system("which dvdrecord > /dev/null 2> /dev/null")) {
328 fatal_error("Please install dvdrecord/cdrecord and try again.");
329 } else {
330 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
331 if (flag_set['c']) {
332 bkpinfo->cdrw_speed = atoi(flag_val['c']);
333 }
334 }
335 if (!flag_set['d']) {
336 if ((bkpinfo->media_device = find_optical_device()) != NULL) {
337 flag_set['d'] = TRUE;
338 log_to_screen("I guess optical drive is at %s", bkpinfo->media_device);
339 }
340 }
341
342 if (! bkpinfo->restore_data) {
343 if (!flag_set['s']) {
344 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
345 strcat(flag_val['s'], "m");
346 log_to_screen("You did not specify a size (-s) for your media. I'm guessing %s.", flag_val['s']);
347 flag_set['s'] = 1;
348 }
349 }
350 }
351
352 if ((flag_set['t'] && !flag_set['d']) && (! bkpinfo->restore_data)) {
353 log_it("Hmm! No tape drive specified. Let's see what we can do.");
354 if ((bkpinfo->media_device = find_tape_device()) == NULL) {
355 fatal_error("Tape device not specified and I couldn't find it either. Please use option -d");
356 }
357 flag_set['d'] = TRUE;
358 log_to_screen("You didn't specify a tape streamer device. I'm assuming %s", bkpinfo->media_device);
359 }
360
361 if (flag_set['U']) // USB
362 {
363 if (! flag_set['d']) {
364 fatal_error("You need to specify a device file with -d for bootable USB device usage");
365 }
366 if ((!flag_set['s']) && (! bkpinfo->restore_data)) {
367 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
368 }
369 }
370
371 if (flag_set['t'] || flag_set['u']) { /* tape size */
372 if (strchr(flag_val['d'], ',')) {
373 fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
374 }
375 if ((flag_set['O']) && (! bkpinfo->restore_data)) {
376 if (flag_set['s']) {
377 if (flag_set['t']) {
378 fatal_error("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
379 }
380 if (process_the_s_switch(flag_val['s'])) {
381 fatal_error("Bad -s switch");
382 }
383 } else if (flag_set['u'] || flag_set['t']) {
384 bkpinfo->media_size = 0;
385 } else {
386 retval++;
387 log_to_screen("Tape size not specified.\n");
388 }
389 }
390 } else if (! bkpinfo->restore_data) { /* CD|USB size */
391 if (flag_set['s']) {
392 if (process_the_s_switch(flag_val['s'])) {
393 fatal_error("Bad -s switch");
394 }
395 }
396 if (flag_set['w']) {
397 bkpinfo->wipe_media_first = TRUE;
398 } /* DVD/CD-RW */
399 }
400
401 if (flag_set['n']) {
402 mr_asprintf(bkpinfo->netfs_mount, "%s", flag_val['n']);
403 if (!flag_set['d']) {
404 mr_asprintf(bkpinfo->netfs_remote_dir, "/");
405 mr_asprintf(bkpinfo->isodir, "%s", ".");
406 }
407 /* test for protocol */
408 p = strstr(bkpinfo->netfs_mount, "://");
409 if (p == NULL) {
410 /* protocol not found assuming NFS for compatibility */
411 mr_asprintf(q,"nfs");
412
413 p = strchr(bkpinfo->netfs_mount, ':');
414 if (p == NULL) {
415 fatal_error("No protocol specified for remote share mount, nor any old NFS syntax found.\nPlease do man mondoarchive as syntax changed");
416 }
417 /* p points on to the string server:/path */
418 p = bkpinfo->netfs_mount;
419
420 } else {
421 /* Isolate the protocol */
422 *p = '\0';
423 mr_asprintf(q,"%s",bkpinfo->netfs_mount);
424
425 /* Skip proto now */
426 p++;
427 p++;
428 p++;
429 }
430 /* whatever done before proto is pointed to by q */
431 bkpinfo->netfs_proto = q;
432
433 /* p points on to the string server:/path */
434 /* Store the 2 values */
435 q2 = bkpinfo->netfs_mount;
436 mr_asprintf(bkpinfo->netfs_mount, "%s", p);
437 mr_free(q2);
438
439 /* test if we specified a user */
440 p = strchr(bkpinfo->netfs_mount, '@');
441 if (p != NULL) {
442 /* User found. Store the 2 values */
443 mr_asprintf(bkpinfo->netfs_user, "%s", bkpinfo->netfs_mount);
444 p = strchr(bkpinfo->netfs_user, '@');
445 *p = '\0';
446 p = strchr(bkpinfo->netfs_mount, '@');
447 p++;
448 /* new netfs mount */
449 q2 = bkpinfo->netfs_mount;
450 mr_asprintf(bkpinfo->netfs_mount, "%s", p);
451 mr_free(q2);
452 }
453 if (bkpinfo->netfs_user != NULL) {
454 mr_asprintf(tmp1, "mount | grep -E \"^[a-z]*#*[%s@]*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_user, bkpinfo->netfs_mount);
455 } else {
456 mr_asprintf(tmp1, "mount | grep -E \"^[a-z]*#*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_mount);
457 }
458 mr_free(bkpinfo->isodir);
459 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp1);
460 mr_free(tmp1);
461
462 log_msg(3, "proto = %s", bkpinfo->netfs_proto);
463 log_msg(3, "mount = %s", bkpinfo->netfs_mount);
464 if (bkpinfo->netfs_user) {
465 log_msg(3, "user = %s", bkpinfo->netfs_user);
466 }
467 log_msg(3, "isodir= %s", bkpinfo->isodir);
468
469 if (strlen(bkpinfo->isodir) < 3) {
470 log_to_screen("Network share %s is not mounted. Trying to mount it for you.\n",bkpinfo->netfs_mount);
471 if (bkpinfo->netfs_user) {
472 if (strstr(bkpinfo->netfs_proto, "sshfs")) {
473 mr_asprintf(tmp1, "sshfs %s@%s", bkpinfo->netfs_user, bkpinfo->netfs_mount);
474 } else if (strstr(bkpinfo->netfs_proto, "smbfs")) {
475 mr_asprintf(tmp1, "mount -t cifs %s -o user=%s", bkpinfo->netfs_mount, bkpinfo->netfs_user);
476 } else if (strstr(bkpinfo->netfs_proto, "nfs")) {
477 mr_asprintf(tmp1, "mount -t %s %s@%s", bkpinfo->netfs_proto, bkpinfo->netfs_user, bkpinfo->netfs_mount);
478 } else {
479 log_to_screen("Protocol %s not supported yet for network backups.\n", bkpinfo->netfs_proto);
480 fatal_error("Bad Protocol\n");
481 }
482 } else {
483 if (strstr(bkpinfo->netfs_proto, "sshfs")) {
484 mr_asprintf(tmp1, "sshfs %s", bkpinfo->netfs_mount);
485 } else if (strstr(bkpinfo->netfs_proto, "smbfs")) {
486 mr_asprintf(tmp1, "mount -t cifs %s", bkpinfo->netfs_mount);
487 } else if (strstr(bkpinfo->netfs_proto, "nfs")) {
488 mr_asprintf(tmp1, "mount -t %s %s", bkpinfo->netfs_proto, bkpinfo->netfs_mount);
489 } else {
490 log_to_screen("Protocol %s not supported yet for network backups.\n", bkpinfo->netfs_proto);
491 fatal_error("Bad Protocol\n");
492 }
493 }
494 i = system(tmp1);
495 mr_free(tmp1);
496
497 if (i) {
498 log_to_screen("Unable to mount Network share %s. Please mount manually.\n", bkpinfo->netfs_mount);
499 retval++;
500 } else {
501 if (bkpinfo->netfs_user) {
502 mr_asprintf(tmp1, "mount | grep -E \"^[%s@]*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_user, bkpinfo->netfs_mount);
503 } else {
504 mr_asprintf(tmp1, "mount | grep -E \"^%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_mount);
505 }
506 mr_free(bkpinfo->isodir);
507 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp1);
508 if (strlen(bkpinfo->isodir) < 3) {
509 retval++;
510 log_to_screen("Network share %s is strangely not mounted. Please mount manually...\n", bkpinfo->netfs_mount);
511 }
512 }
513 }
514 }
515
516 if (flag_set['c']) {
517 bkpinfo->backup_media_type = optical;
518 }
519 if (flag_set['C']) {
520 bkpinfo->backup_media_type = cdstream;
521 }
522 if (flag_set['i']) {
523 bkpinfo->backup_media_type = iso;
524 }
525 if (flag_set['n']) {
526 bkpinfo->backup_media_type = netfs;
527 /* Never try to eject a Network device */
528 bkpinfo->please_dont_eject = TRUE;
529 }
530 if (flag_set['t']) {
531 bkpinfo->backup_media_type = tape;
532 }
533 if (flag_set['u']) {
534 bkpinfo->backup_media_type = udev;
535 }
536 if (flag_set['U']) {
537 bkpinfo->backup_media_type = usb;
538 /* Never try to eject a USB device */
539 bkpinfo->please_dont_eject = TRUE;
540 }
541 if (flag_set['z']) {
542 if ((tmp = find_home_of_exe("getfattr")) != NULL) {
543 mr_asprintf(g_getfattr,"getfattr");
544 }
545 mr_free(tmp);
546 if ((tmp = find_home_of_exe("getfacl")) != NULL) {
547 mr_asprintf(g_getfattr,"getfaacl");
548 }
549 mr_free(tmp);
550 }
551
552 /* optional, popular */
553 if (flag_set['g']) {
554 g_text_mode = FALSE;
555 }
556
557 if (flag_set['E']) {
558 if ((flag_val['E'][0] == '-')) {
559 retval++;
560 log_to_screen("Please supply a sensible value with '-E'\n");
561 }
562 mr_asprintf(tmp1, "%s", flag_val['E']);
563
564 p = tmp1;
565 q = tmp1;
566
567 /* Cut the flag_val['E'] in parts containing all paths to test them */
568 while (p != NULL) {
569 q = strchr(p, '|');
570 if (q != NULL) {
571 *q = '\0';
572 /* Fix bug 14 where ending / cause a problem later
573 * so handled here for the moment */
574 q--;
575 if (*q == '/') {
576 *q = '\0';
577 }
578 q++;
579 /* End of bug fix */
580 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
581 log_msg(1, "WARNING ! %s doesn't exist", p);
582 }
583 p = q+1 ;
584 } else {
585 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
586 log_msg(1, "WARNING ! %s doesn't exist", p);
587 }
588 p = NULL;
589 }
590 }
591 mr_free(tmp1);
592
593 mr_make_devlist_from_pathlist(flag_val['E'], 'E');
594 log_msg(4, "Finished with the -E option");
595 }
596
597 if (flag_set['e']) {
598 bkpinfo->please_dont_eject = TRUE;
599 }
600
601 if (flag_set['M']) {
602 g_max_biggie_size = atol(flag_val['M']);
603 log_msg(1, "Max size for biggie file is now %ld KB", g_max_biggie_size);
604 }
605
606 if ((flag_set['N']) && (! bkpinfo->restore_data)) // exclude Network mounts & devices
607 {
608 psz = list_of_NETFS_mounts_only();
609 log_msg(5, "-N means we'll exclude %s", psz);
610 if (bkpinfo->exclude_paths) {
611 mr_strcat(bkpinfo->exclude_paths, "|%s", psz);
612 mr_free(psz);
613 } else {
614 bkpinfo->exclude_paths = psz;
615 }
616
617 if (bkpinfo->exclude_paths != NULL) {
618 log_msg(3, "-N means we're now excluding %s", bkpinfo->exclude_paths);
619 }
620 }
621
622 if (flag_set['b']) {
623 mr_asprintf(psz, "%s", flag_val['b']);
624 log_msg(1, "psz = '%s'", psz);
625 if (psz[strlen(psz) - 1] == 'k') {
626 psz[strlen(psz) - 1] = '\0';
627 itbs = atol(psz) * 1024L;
628 } else {
629 itbs = atol(psz);
630 }
631 mr_free(psz);
632 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
633 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
634 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
635 fatal_error("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
636 }
637 bkpinfo->internal_tape_block_size = itbs;
638 }
639
640 if ((flag_set['D']) && (! bkpinfo->restore_data)) {
641 bkpinfo->differential = 1;
642// bkpinfo->differential = atoi (flag_val['D']);
643 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
644 fatal_error("The D option should be between 1 and 9 inclusive");
645 }
646 }
647
648 if (flag_set['x']) {
649 mr_asprintf(bkpinfo->image_devs, "%s", flag_val['x']);
650 if ((run_program_and_log_output("which ntfsclone", 2)) && (! bkpinfo->restore_data)) {
651 fatal_error("Please install ntfsprogs package/tarball.");
652 }
653 }
654
655 if (flag_set['m']) {
656 bkpinfo->manual_cd_tray = TRUE;
657 }
658
659 if ((flag_set['k']) && (! bkpinfo->restore_data)) {
660 mr_asprintf(bkpinfo->kernel_path, "%s", flag_val['k']);
661 if (!does_file_exist(bkpinfo->kernel_path)) {
662 retval++;
663 log_to_screen("You specified kernel '%s', which does not exist\n", bkpinfo->kernel_path);
664 }
665 }
666
667 if (flag_set['p']) {
668 mr_asprintf(bkpinfo->prefix, "%s", flag_val['p']);
669 log_msg(1,"Prefix forced to %s",bkpinfo->prefix);
670 }
671
672 if (flag_set['d']) { /* backup directory (if ISO/NETFS) */
673 if (flag_set['i']) {
674 // what is flag_val['d'] is NULL/undefined
675 mr_asprintf(bkpinfo->isodir, "%s", flag_val['d']);
676 mr_asprintf(tmp1, "ls -l %s", bkpinfo->isodir);
677 if (run_program_and_log_output(tmp1, 2)) {
678 mr_free(tmp1);
679 fatal_error("output folder does not exist - please create it");
680 }
681 mr_free(tmp1);
682 } else if (flag_set['n']) {
683 mr_free(bkpinfo->netfs_remote_dir);
684 // what is flag_val['d'] is NULL/undefined
685 mr_asprintf(bkpinfo->netfs_remote_dir, "%s", flag_val['d']);
686 } else { /* backup device (if tape/CD-R/CD-RW) */
687 /* bkpinfo-> media_device already setup upper */
688 }
689 }
690
691 if ((flag_set['n']) && (! bkpinfo->restore_data)) {
692 mr_asprintf(tmp1,"%s/%s/.dummy.txt", bkpinfo->isodir,bkpinfo->netfs_remote_dir);
693 if ((bkpinfo->netfs_user) && (strstr(bkpinfo->netfs_proto,"nfs"))) {
694 mr_asprintf(tmp2, "su - %s -c \"echo hi > %s\"", bkpinfo->netfs_user, tmp1);
695 } else {
696 mr_asprintf(tmp2, "echo hi > %s", tmp1);
697 }
698 i = run_program_and_log_output(tmp2, 2);
699 mr_free(tmp2);
700
701 if (i) {
702 retval++;
703 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);
704 }
705 unlink(tmp1);
706 mr_free(tmp1);
707 }
708
709 if (!flag_set['d'] && (flag_set['c'] || flag_set['C'])) {
710 tmp1 = mr_popup_and_get_string("Device", "Please specify the device", bkpinfo->media_device);
711 if (tmp1 == NULL) {
712 retval++;
713 log_to_screen("User opted to cancel.");
714 } else {
715 mr_free(bkpinfo->media_device);
716 bkpinfo->media_device = tmp1;
717 }
718 } else {
719 }
720
721 if ((!flag_set['d'] && !flag_set['n'] && !flag_set['C']) && (! bkpinfo->restore_data)) {
722 retval++;
723 log_to_screen("Please specify the backup device/directory.\n");
724 fatal_error("You didn't use -d to specify the backup device/directory.");
725 }
726
727 for (i = '0'; i <= '9'; i++) {
728 if (flag_set[i]) {
729 bkpinfo->compression_level = i - '0';
730 } /* not '\0' but '0' */
731 }
732
733 if (flag_set['S']) {
734 setup_scratchdir(flag_val['S']);
735 mr_asprintf(tmp1, "touch %s/.foo.dat", bkpinfo->scratchdir);
736 if (run_program_and_log_output(tmp1, 1)) {
737 retval++;
738 mr_free(tmp1);
739 log_to_screen("Please specify a scratchdir which I can write to. :)");
740 fatal_error("I cannot write to the scratchdir you specified.");
741 }
742 mr_free(tmp1);
743
744 mr_asprintf(tmp1, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->scratchdir, bkpinfo->scratchdir);
745 if (run_program_and_log_output(tmp1, 1)) {
746 retval++;
747 mr_free(tmp1);
748 log_to_screen("Please don't specify a SAMBA or VFAT or NFS scratchdir.");
749 fatal_error("I cannot write to the scratchdir you specified.");
750 }
751 mr_free(tmp1);
752 }
753
754 if (flag_set['T']) {
755 setup_tmpdir(flag_val['T']);
756 mr_asprintf(tmp1, "touch %s/.foo.dat", bkpinfo->tmpdir);
757 i = run_program_and_log_output(tmp1, 1);
758 mr_free(tmp1);
759
760 if (i) {
761 retval++;
762 log_to_screen("Please specify a tempdir which I can write to. :)");
763 fatal_error("I cannot write to the tempdir you specified.");
764 }
765 mr_asprintf(tmp1, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
766 i = run_program_and_log_output(tmp1, 1);
767 mr_free(tmp1);
768
769 if (i) {
770 retval++;
771 log_to_screen("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
772 fatal_error("I cannot write to the tempdir you specified.");
773 }
774 }
775
776 if ((flag_set['A']) && (! bkpinfo->restore_data)) {
777 mr_asprintf(bkpinfo->call_after_iso, "%s", flag_val['A']);
778 }
779
780 if ((flag_set['B']) && (! bkpinfo->restore_data)) {
781 mr_asprintf(bkpinfo->call_before_iso, "%s", flag_val['B']);
782 }
783
784 if ((flag_set['H']) && (! bkpinfo->restore_data)) {
785 g_cd_recovery = TRUE;
786 }
787
788 if ((flag_set['l']) && (! bkpinfo->restore_data)) {
789#ifdef __FreeBSD__
790# define BOOT_LOADER_CHARS "GLBMR"
791#else
792# ifdef __IA64__
793# define BOOT_LOADER_CHARS "GER"
794# else
795# define BOOT_LOADER_CHARS "GLR"
796# endif
797#endif
798 if (!strchr(BOOT_LOADER_CHARS, (bkpinfo->boot_loader = flag_val['l'][0]))) {
799 log_msg(1, "%c? What is %c? I need G, L, E or R.", bkpinfo->boot_loader, bkpinfo->boot_loader);
800 fatal_error("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
801 }
802#undef BOOT_LOADER_CHARS
803 }
804
805 if (flag_set['f']) {
806 mr_free(bkpinfo->boot_device);
807 mr_asprintf(bkpinfo->boot_device, "%s", resolve_softlinks_to_get_to_actual_device_file(flag_val['f']));
808 }
809
810 if ((flag_set['P']) && (! bkpinfo->restore_data)) {
811 mr_asprintf(bkpinfo->postnuke_tarball, "%s", flag_val['P']);
812 }
813
814 if (flag_set['Q']) {
815 i = which_boot_loader(tmp);
816 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
817 printf("boot loader is %c, residing at %s\n", i, tmp);
818 finish(0);
819 }
820
821 if ((flag_set['L']) && (! bkpinfo->restore_data)) {
822 bkpinfo->use_lzo = TRUE;
823 if (run_program_and_log_output("which lzop", 2)) {
824 retval++;
825 log_to_screen("Please install LZOP. You can't use '-L' until you do.\n");
826 }
827 }
828
829 if (flag_set['F']) {
830 log_msg(3, "-F means we will fail immediately at the first interaction request");
831 g_fail_immediately = TRUE;
832 }
833
834 if ((flag_set['G']) && (! bkpinfo->restore_data)) {
835 bkpinfo->use_gzip = TRUE;
836 if (run_program_and_log_output("which gzip", 2)) {
837 retval++;
838 log_to_screen("Please install gzip. You can't use '-G' until you do.\n");
839 }
840 }
841
842 if ((flag_set['Y']) && (! bkpinfo->restore_data)) {
843 bkpinfo->use_lzma = TRUE;
844 if (run_program_and_log_output("which lzma", 2)) {
845 retval++;
846 log_to_screen("Please install lzma. You can't use '-Y' until you do.\n");
847 }
848 }
849
850 bkpinfo->use_obdr = FALSE;
851 if (flag_set['o']) {
852 if ((!flag_set['t']) && (! bkpinfo->restore_data)) {
853 log_to_screen("OBDR support is only available for tapes. Use the -t option");
854 fatal_error("Aborting");
855 }
856 bkpinfo->use_obdr = TRUE;
857 }
858
859#ifndef __FreeBSD__
860 if ((!is_this_a_valid_disk_format("vfat")) && (! bkpinfo->restore_data)) {
861 bkpinfo->make_cd_use_lilo = TRUE;
862 log_to_screen("Your kernel appears not to support vfat filesystems. I am therefore");
863 log_to_screen("using LILO instead of SYSLINUX as the media boot loader.");
864 }
865 if ((run_program_and_log_output("which mkfs.vfat", 2)) && (! bkpinfo->restore_data)) {
866 bkpinfo->make_cd_use_lilo = TRUE;
867#ifdef __IA32__
868 log_to_screen("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
869 log_to_screen("your boot loader. I shall therefore use LILO instead.");
870#endif
871#ifdef __IA64__
872 log_to_screen("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
873 log_to_screen("environment correctly. Please install it.");
874 fatal_error("Aborting");
875#endif
876 }
877#ifdef __IA64__
878 /* We force ELILO usage on IA64 */
879 bkpinfo->make_cd_use_lilo = TRUE;
880#endif
881#endif
882
883 if (! bkpinfo->restore_data) {
884 i = flag_set['O'] + flag_set['V'];
885 if (i == 0) {
886 retval++;
887 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
888 }
889 }
890
891 if ((! bkpinfo->restore_data) && (flag_set['Z'])) {
892 fatal_error("The -Z switch is only valid in restore mode");
893 }
894
895 if (flag_set['Z']) {
896 if (! strcmp(flag_val['Z'], "nuke")) {
897 bkpinfo->restore_mode = nuke;
898 } else if (! strcmp(flag_val['Z'], "interactive")) {
899 bkpinfo->restore_mode = interactive;
900 } else if (! strcmp(flag_val['Z'], "compare")) {
901 bkpinfo->restore_mode = compare;
902 } else if (! strcmp(flag_val['Z'], "mbr")) {
903 bkpinfo->restore_mode = mbr;
904 } else if (! strcmp(flag_val['Z'], "iso")) {
905 bkpinfo->restore_mode = isoonly;
906 } else if (! strcmp(flag_val['Z'], "isonuke")) {
907 bkpinfo->restore_mode = isonuke;
908 } else {
909 bkpinfo->restore_mode = interactive;
910 }
911 }
912
913/* and finally... */
914
915 paranoid_free(tmp);
916 return (retval);
917}
918
919
920
921/**
922 * @addtogroup cliGroup
923 * @{
924 */
925/**
926 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
927 * @param argc The argument count, including the program name; @p argc passed to main().
928 * @param argv The argument vector; @p argv passed to main().
929 * @param bkpinfo The backup information structure to populate.
930 * @return The number of problems with the command line (0 for success).
931 */
932int
933handle_incoming_parameters(int argc, char *argv[])
934{
935 /*@ int *** */
936 int res = 0;
937 int retval = 0;
938 int i = 0;
939
940 /*@ buffers *************** */
941 char flag_val[128][MAX_STR_LEN];
942 bool flag_set[128];
943
944 for (i = 0; i < 128; i++) {
945 flag_val[i][0] = '\0';
946 flag_set[i] = FALSE;
947 }
948 bkpinfo->media_size = 650; /* default */
949 res = retrieve_switches_from_command_line(argc, argv, flag_val, flag_set);
950 retval += res;
951 if (!retval) {
952 res = process_switches(flag_val, flag_set);
953 retval += res;
954 }
955
956 log_msg(3, "Switches:-");
957 for (i = 0; i < 128; i++) {
958 if (flag_set[i]) {
959 log_msg(3, "-%c %s", i, flag_val[i]);
960 }
961 }
962 bkpinfo->boot_type = mr_boot_type();
963
964 return (retval);
965}
966
967
968/**
969 * Terminate Mondo in response to a signal.
970 * @param sig The signal number received.
971 */
972void terminate_daemon(int sig)
973{
974 char *tmp = NULL;
975 char *tmp2 = NULL;
976
977 switch (sig) {
978 case SIGINT:
979 mr_asprintf(tmp, "SIGINT");
980 mr_asprintf(tmp2, "You interrupted me :-)");
981 break;
982 case SIGKILL:
983 mr_asprintf(tmp, "SIGKILL");
984 mr_asprintf(tmp2, "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
985 break;
986 case SIGTERM:
987 mr_asprintf(tmp, "SIGTERM");
988 mr_asprintf(tmp2, "Got terminate signal");
989 break;
990 case SIGHUP:
991 mr_asprintf(tmp, "SIGHUP");
992 mr_asprintf(tmp2, "Hangup on line");
993 break;
994 case SIGSEGV:
995 mr_asprintf(tmp, "SIGSEGV");
996 mr_asprintf(tmp2, "Internal programming error. Please send a backtrace as well as your log.");
997 break;
998 case SIGPIPE:
999 mr_asprintf(tmp, "SIGPIPE");
1000 mr_asprintf(tmp2, "Pipe was broken");
1001 break;
1002 case SIGABRT:
1003 mr_asprintf(tmp, "SIGABRT");
1004 mr_asprintf(tmp2, "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1005 break;
1006 default:
1007 mr_asprintf(tmp, "(Unknown)");
1008 mr_asprintf(tmp2, "(Unknown)");
1009 }
1010
1011 mr_strcat(tmp, " signal received from OS");
1012 log_to_screen(tmp);
1013 mr_free(tmp);
1014
1015 log_to_screen(tmp2);
1016 mr_free(tmp2);
1017 if (sig == SIGABRT) {
1018 sleep(10);
1019 }
1020 kill_buffer();
1021
1022 free_MR_global_filenames();
1023
1024 fatal_error("MondoRescue is terminating in response to a signal from the OS");
1025 finish(254); // just in case
1026}
1027
1028
1029
1030
1031
1032/**
1033 * Exit immediately without cleaning up.
1034 * @param sig The signal we are exiting due to.
1035 */
1036void termination_in_progress(int sig)
1037{
1038 log_msg(1, "Termination in progress");
1039 usleep(1000);
1040 pthread_exit(0);
1041}
1042
1043
1044
1045/**
1046 * Turn signal-trapping on or off.
1047 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1048 */
1049void set_signals(int on)
1050{
1051 int signals[] = { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1052 int i;
1053
1054 signal(SIGPIPE, sigpipe_occurred);
1055 for (i = 0; signals[i]; i++) {
1056 if (on) {
1057 signal(signals[i], terminate_daemon);
1058 } else {
1059 signal(signals[i], termination_in_progress);
1060 }
1061 }
1062}
1063
1064/* @} - end of cliGroup */
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