source: MondoRescue/branches/3.3/mondo/src/common/libmondo-cli.c@ 3879

Last change on this file since 3879 was 3879, checked in by Bruno Cornec, 3 months ago

Fix all remaining compiler errors
  • Property svn:keywords set to Id
File size: 31.6 KB
Line 
1/***************************************************************************
2$Id: libmondo-cli.c 3879 2024-03-09 02:10:04Z 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['r'] +
207 flag_set['w'] + flag_set['C'] + flag_set['U'];
208 if ((i == 0) && (! bkpinfo->restore_data)) {
209 retval++;
210 log_to_screen("You must specify the media type\n");
211 }
212 if (i > 1) {
213 retval++;
214 log_to_screen("Please specify only one media type\n");
215 }
216
217 if (flag_set['K']) {
218 g_loglevel = atoi(flag_val['K']);
219 log_msg(1,"Loglevel forced to %d",g_loglevel);
220 if (g_loglevel < 3) {
221 g_loglevel = 3;
222 }
223 }
224
225 if ((flag_set['L'] && flag_set['0']) && (! bkpinfo->restore_data)) {
226 retval++;
227 log_to_screen("You cannot have 'no compression' _and_ LZOP.\n");
228 }
229 if (! bkpinfo->restore_data) {
230 bkpinfo->backup_data = flag_set['O'];
231 }
232 bkpinfo->verify_data = flag_set['V'];
233
234 if (flag_set['I'] && !bkpinfo->backup_data) {
235 log_to_screen("-I switch is ignored if just verifying");
236 }
237 if (flag_set['E'] && !bkpinfo->backup_data) {
238 log_to_screen("-E switch is ignored if just verifying");
239 }
240
241 if ((tmp = find_home_of_exe("afio")) == NULL) {
242 mr_free(tmp);
243 if ((tmp = find_home_of_exe("star")) != NULL) {
244 mr_free(tmp);
245 flag_set['R'] = TRUE;
246 log_msg(1, "Using star instead of afio");
247 } else {
248 mr_free(tmp);
249 fatal_error("Neither afio nor star is installed. Please install at least one.");
250 }
251 }
252
253 if (flag_set['R']) {
254 bkpinfo->use_star = TRUE;
255 if (flag_set['L']) {
256 fatal_error("You may not use star and lzop at the same time.");
257 }
258 if ((tmp = find_home_of_exe("star")) == NULL) {
259 mr_free(tmp);
260 fatal_error("Please install 'star' if you are going to use -R. Thanks.");
261 }
262 mr_free(tmp);
263 }
264
265 if ((flag_set['W']) && (! bkpinfo->restore_data)) {
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
274 if (flag_set['I']) {
275 if (flag_val['I'][0] == '-') {
276 retval++;
277 log_to_screen("Please supply a sensible value with '-I'\n");
278 }
279 if (!strcmp(flag_val['I'],"/")) {
280 log_msg(2, "'/' is pleonastic.");
281 }
282 if (bkpinfo->include_paths && bkpinfo->include_paths[0]) {
283 mr_strcat(bkpinfo->include_paths, "|");
284 }
285
286 mr_asprintf(tmp1, "%s", flag_val['I']);
287 p = tmp1;
288 q = tmp1;
289
290 /* Cut the flag_val['I'] in parts containing all paths to test them */
291 while (p != NULL) {
292 q = strchr(p, '|');
293 if (q != NULL) {
294 *q = '\0';
295 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
296 log_msg(1, "ERROR ! %s doesn't exist", p);
297 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
298 }
299 p = q+1 ;
300 } else {
301 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
302 log_msg(1, "ERROR ! %s doesn't exist", p);
303 fatal_error("ERROR ! You specified a directory to include which doesn't exist");
304 }
305 p = NULL;
306 }
307 }
308 mr_free(tmp1);
309 mr_make_devlist_from_pathlist(flag_val['I'], 'I');
310 log_msg(4, "Finished with the -I option");
311 }
312
313 if (g_kernel_version >= 2.6 && !flag_set['d'] && (flag_set['c'] || flag_set['w']) && (! bkpinfo->restore_data)) {
314 fatal_error("If you are using the 2.6.x kernel, please specify the CD-R(W) device.");
315 }
316
317
318 if (flag_set['J']) {
319 if (flag_set['I']) {
320 retval++;
321 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. :-)");
322 }
323 bkpinfo->make_filelist = FALSE;
324 mr_asprintf(bkpinfo->include_paths, "%s", flag_val['J']);
325 }
326
327 if ((flag_set['c'] || flag_set['w'] || flag_set['C'] || flag_set['r']) && (! bkpinfo->restore_data)) {
328 if (system("which cdrecord > /dev/null 2> /dev/null") && system("which dvdrecord > /dev/null 2> /dev/null")) {
329 fatal_error("Please install dvdrecord/cdrecord and try again.");
330 }
331 if (flag_set['C']) {
332 bkpinfo->cdrw_speed = atoi(flag_val['C']);
333 if (bkpinfo->cdrw_speed < 1) {
334 fatal_error("You specified a silly speed for a CD-R[W] drive");
335 }
336 if (!flag_set['L']) {
337 log_to_screen("You must use -L with -C. Therefore I am setting it for you.");
338 flag_set['L'] = 1;
339 flag_val['L'][0] = '\0';
340 }
341 } else {
342 log_msg(3, "flag_val['c'] = %s", flag_val['c']);
343 log_msg(3, "flag_val['w'] = %s", flag_val['w']);
344 if (flag_set['c']) {
345 bkpinfo->cdrw_speed = atoi(flag_val['c']);
346 } else if (flag_set['w']) {
347 bkpinfo->cdrw_speed = atoi(flag_val['w']);
348 } else if (flag_set['r']) {
349 bkpinfo->cdrw_speed = 1; /*atoi(flag_val['r']); */
350 }
351
352 if (bkpinfo->cdrw_speed < 1) {
353 fatal_error("You specified a silly speed for a CD-R[W] drive");
354 }
355 }
356 }
357
358 if ((flag_set['t'] && !flag_set['d']) && (! bkpinfo->restore_data)) {
359 log_it("Hmm! No tape drive specified. Let's see what we can do.");
360 if ((bkpinfo->media_device = find_tape_device()) == NULL) {
361 fatal_error("Tape device not specified and I couldn't find it either. Please use option -d");
362 }
363 flag_set['d'] = TRUE;
364 log_to_screen("You didn't specify a tape streamer device. I'm assuming %s", bkpinfo->media_device);
365 }
366
367 if (flag_set['U']) // USB
368 {
369 if (! flag_set['d']) {
370 fatal_error("You need to specify a device file with -d for bootable USB device usage");
371 }
372 if ((!flag_set['s']) && (! bkpinfo->restore_data)) {
373 fatal_error("You did not specify a size (-s) for your USB device. Aborting");
374 }
375 }
376
377 if (flag_set['r']) // DVD
378 {
379 if (flag_set['m']) {
380 fatal_error("Manual CD tray (-m) not yet supported in conjunction w/ DVD drives. Drop -m.");
381 }
382 if (!flag_set['d']) {
383 if ((bkpinfo->media_device = find_optical_device()) != NULL) {
384 flag_set['d'] = TRUE;
385 log_to_screen("I guess DVD drive is at %s", bkpinfo->media_device);
386 }
387 }
388 if (strchr(bkpinfo->media_device, ',')) {
389 fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
390 }
391 if (! bkpinfo->restore_data) {
392 if (!flag_set['s']) {
393 sprintf(flag_val['s'], "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
394 strcat(flag_val['s'], "m");
395 log_to_screen("You did not specify a size (-s) for DVD. I'm guessing %s.", flag_val['s']);
396 flag_set['s'] = 1;
397 }
398 }
399 }
400
401 if (flag_set['t'] || flag_set['u']) { /* tape size */
402 if (strchr(flag_val['d'], ',')) {
403 fatal_error("Please don't give a SCSI node. Give a _device_, preferably a /dev entry, for the parameter of the -d flag.");
404 }
405 if ((flag_set['O']) && (! bkpinfo->restore_data)) {
406 if (flag_set['s']) {
407 if (flag_set['t']) {
408 fatal_error("For the moment, please don't specify a tape size. Mondo should handle end-of-tape gracefully anyway.");
409 }
410 if (process_the_s_switch(flag_val['s'])) {
411 fatal_error("Bad -s switch");
412 }
413 } else if (flag_set['u'] || flag_set['t']) {
414 bkpinfo->media_size = 0;
415 } else {
416 retval++;
417 log_to_screen("Tape size not specified.\n");
418 }
419 }
420 } else if (! bkpinfo->restore_data) { /* CD|USB size */
421 if (flag_set['s']) {
422 if (process_the_s_switch(flag_val['s'])) {
423 fatal_error("Bad -s switch");
424 }
425 }
426 if (flag_set['w']) {
427 bkpinfo->wipe_media_first = TRUE;
428 } /* CD-RW */
429 }
430
431 if (flag_set['n']) {
432 mr_asprintf(bkpinfo->netfs_mount, "%s", flag_val['n']);
433 if (!flag_set['d']) {
434 mr_asprintf(bkpinfo->netfs_remote_dir, "/");
435 mr_asprintf(bkpinfo->isodir, "%s", ".");
436 }
437 /* test for protocol */
438 p = strstr(bkpinfo->netfs_mount, "://");
439 if (p == NULL) {
440 /* protocol not found assuming NFS for compatibility */
441 mr_asprintf(q,"nfs");
442
443 p = strchr(bkpinfo->netfs_mount, ':');
444 if (p == NULL) {
445 fatal_error("No protocol specified for remote share mount, nor any old NFS syntax found.\nPlease do man mondoarchive as syntax changed");
446 }
447 /* p points on to the string server:/path */
448 p = bkpinfo->netfs_mount;
449
450 } else {
451 /* Isolate the protocol */
452 *p = '\0';
453 mr_asprintf(q,"%s",bkpinfo->netfs_mount);
454
455 /* Skip proto now */
456 p++;
457 p++;
458 p++;
459 }
460 /* whatever done before proto is pointed to by q */
461 bkpinfo->netfs_proto = q;
462
463 /* p points on to the string server:/path */
464 /* Store the 2 values */
465 q2 = bkpinfo->netfs_mount;
466 mr_asprintf(bkpinfo->netfs_mount, "%s", p);
467 mr_free(q2);
468
469 /* test if we specified a user */
470 p = strchr(bkpinfo->netfs_mount, '@');
471 if (p != NULL) {
472 /* User found. Store the 2 values */
473 mr_asprintf(bkpinfo->netfs_user, "%s", bkpinfo->netfs_mount);
474 p = strchr(bkpinfo->netfs_user, '@');
475 *p = '\0';
476 p = strchr(bkpinfo->netfs_mount, '@');
477 p++;
478 /* new netfs mount */
479 q2 = bkpinfo->netfs_mount;
480 mr_asprintf(bkpinfo->netfs_mount, "%s", p);
481 mr_free(q2);
482 }
483 if (bkpinfo->netfs_user != NULL) {
484 mr_asprintf(tmp1, "mount | grep -E \"^[a-z]*#*[%s@]*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_user, bkpinfo->netfs_mount);
485 } else {
486 mr_asprintf(tmp1, "mount | grep -E \"^[a-z]*#*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_mount);
487 }
488 mr_free(bkpinfo->isodir);
489 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp1);
490 mr_free(tmp1);
491
492 log_msg(3, "proto = %s", bkpinfo->netfs_proto);
493 log_msg(3, "mount = %s", bkpinfo->netfs_mount);
494 if (bkpinfo->netfs_user) {
495 log_msg(3, "user = %s", bkpinfo->netfs_user);
496 }
497 log_msg(3, "isodir= %s", bkpinfo->isodir);
498
499 if (strlen(bkpinfo->isodir) < 3) {
500 log_to_screen("Network share %s is not mounted. Trying to mount it for you.\n",bkpinfo->netfs_mount);
501 if (bkpinfo->netfs_user) {
502 if (strstr(bkpinfo->netfs_proto, "sshfs")) {
503 mr_asprintf(tmp1, "sshfs %s@%s", bkpinfo->netfs_user, bkpinfo->netfs_mount);
504 } else if (strstr(bkpinfo->netfs_proto, "smbfs")) {
505 mr_asprintf(tmp1, "mount -t cifs %s -o user=%s", bkpinfo->netfs_mount, bkpinfo->netfs_user);
506 } else if (strstr(bkpinfo->netfs_proto, "nfs")) {
507 mr_asprintf(tmp1, "mount -t %s %s@%s", bkpinfo->netfs_proto, bkpinfo->netfs_user, bkpinfo->netfs_mount);
508 } else {
509 log_to_screen("Protocol %s not supported yet for network backups.\n", bkpinfo->netfs_proto);
510 fatal_error("Bad Protocol\n");
511 }
512 } else {
513 if (strstr(bkpinfo->netfs_proto, "sshfs")) {
514 mr_asprintf(tmp1, "sshfs %s", bkpinfo->netfs_mount);
515 } else if (strstr(bkpinfo->netfs_proto, "smbfs")) {
516 mr_asprintf(tmp1, "mount -t cifs %s", bkpinfo->netfs_mount);
517 } else if (strstr(bkpinfo->netfs_proto, "nfs")) {
518 mr_asprintf(tmp1, "mount -t %s %s", bkpinfo->netfs_proto, bkpinfo->netfs_mount);
519 } else {
520 log_to_screen("Protocol %s not supported yet for network backups.\n", bkpinfo->netfs_proto);
521 fatal_error("Bad Protocol\n");
522 }
523 }
524 i = system(tmp1);
525 mr_free(tmp1);
526
527 if (i) {
528 log_to_screen("Unable to mount Network share %s. Please mount manually.\n", bkpinfo->netfs_mount);
529 retval++;
530 } else {
531 if (bkpinfo->netfs_user) {
532 mr_asprintf(tmp1, "mount | grep -E \"^[%s@]*%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_user, bkpinfo->netfs_mount);
533 } else {
534 mr_asprintf(tmp1, "mount | grep -E \"^%s[/]* .*\" | cut -d' ' -f3", bkpinfo->netfs_mount);
535 }
536 mr_free(bkpinfo->isodir);
537 bkpinfo->isodir = call_program_and_get_last_line_of_output(tmp1);
538 if (strlen(bkpinfo->isodir) < 3) {
539 retval++;
540 log_to_screen("Network share %s is strangely not mounted. Please mount manually...\n", bkpinfo->netfs_mount);
541 }
542 }
543 }
544 }
545
546 if (flag_set['c']) {
547 bkpinfo->backup_media_type = cdr;
548 }
549 if (flag_set['C']) {
550 bkpinfo->backup_media_type = cdstream;
551 }
552 if (flag_set['i']) {
553 bkpinfo->backup_media_type = iso;
554 }
555 if (flag_set['n']) {
556 bkpinfo->backup_media_type = netfs;
557 /* Never try to eject a Network device */
558 bkpinfo->please_dont_eject = TRUE;
559 }
560 if (flag_set['r']) {
561 bkpinfo->backup_media_type = dvd;
562 }
563 if (flag_set['t']) {
564 bkpinfo->backup_media_type = tape;
565 }
566 if (flag_set['u']) {
567 bkpinfo->backup_media_type = udev;
568 }
569 if (flag_set['U']) {
570 bkpinfo->backup_media_type = usb;
571 /* Never try to eject a USB device */
572 bkpinfo->please_dont_eject = TRUE;
573 }
574 if (flag_set['z']) {
575 if ((tmp = find_home_of_exe("getfattr")) != NULL) {
576 mr_asprintf(g_getfattr,"getfattr");
577 }
578 mr_free(tmp);
579 if ((tmp = find_home_of_exe("getfacl")) != NULL) {
580 mr_asprintf(g_getfattr,"getfaacl");
581 }
582 mr_free(tmp);
583 }
584
585 /* optional, popular */
586 if (flag_set['g']) {
587 g_text_mode = FALSE;
588 }
589
590 if (flag_set['E']) {
591 if ((flag_val['E'][0] == '-')) {
592 retval++;
593 log_to_screen("Please supply a sensible value with '-E'\n");
594 }
595 mr_asprintf(tmp1, "%s", flag_val['E']);
596
597 p = tmp1;
598 q = tmp1;
599
600 /* Cut the flag_val['E'] in parts containing all paths to test them */
601 while (p != NULL) {
602 q = strchr(p, '|');
603 if (q != NULL) {
604 *q = '\0';
605 /* Fix bug 14 where ending / cause a problem later
606 * so handled here for the moment */
607 q--;
608 if (*q == '/') {
609 *q = '\0';
610 }
611 q++;
612 /* End of bug fix */
613 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
614 log_msg(1, "WARNING ! %s doesn't exist", p);
615 }
616 p = q+1 ;
617 } else {
618 if ((stat(p, &buf) != 0) && (! bkpinfo->restore_data)) {
619 log_msg(1, "WARNING ! %s doesn't exist", p);
620 }
621 p = NULL;
622 }
623 }
624 mr_free(tmp1);
625
626 mr_make_devlist_from_pathlist(flag_val['E'], 'E');
627 log_msg(4, "Finished with the -E option");
628 }
629
630 if (flag_set['e']) {
631 bkpinfo->please_dont_eject = TRUE;
632 }
633
634 if (flag_set['M']) {
635 g_max_biggie_size = atol(flag_val['M']);
636 log_msg(1, "Max size for biggie file is now %ld KB", g_max_biggie_size);
637 }
638
639 if ((flag_set['N']) && (! bkpinfo->restore_data)) // exclude Network mounts & devices
640 {
641 psz = list_of_NETFS_mounts_only();
642 log_msg(5, "-N means we'll exclude %s", psz);
643 if (bkpinfo->exclude_paths) {
644 mr_strcat(bkpinfo->exclude_paths, "|%s", psz);
645 mr_free(psz);
646 } else {
647 bkpinfo->exclude_paths = psz;
648 }
649
650 if (bkpinfo->exclude_paths != NULL) {
651 log_msg(3, "-N means we're now excluding %s", bkpinfo->exclude_paths);
652 }
653 }
654
655 if (flag_set['b']) {
656 mr_asprintf(psz, "%s", flag_val['b']);
657 log_msg(1, "psz = '%s'", psz);
658 if (psz[strlen(psz) - 1] == 'k') {
659 psz[strlen(psz) - 1] = '\0';
660 itbs = atol(psz) * 1024L;
661 } else {
662 itbs = atol(psz);
663 }
664 mr_free(psz);
665 log_msg(1, "'%s' --> %ld", flag_val['b'], itbs);
666 log_msg(1, "Internal tape block size is now %ld bytes", itbs);
667 if (itbs % 512 != 0 || itbs < 256 || itbs > 1024L * 1024) {
668 fatal_error("Are you nuts? Silly, your internal tape block size is. Abort, I shall.");
669 }
670 bkpinfo->internal_tape_block_size = itbs;
671 }
672
673 if ((flag_set['D']) && (! bkpinfo->restore_data)) {
674 bkpinfo->differential = 1;
675// bkpinfo->differential = atoi (flag_val['D']);
676 if ((bkpinfo->differential < 1) || (bkpinfo->differential > 9)) {
677 fatal_error("The D option should be between 1 and 9 inclusive");
678 }
679 }
680
681 if (flag_set['x']) {
682 mr_asprintf(bkpinfo->image_devs, "%s", flag_val['x']);
683 if ((run_program_and_log_output("which ntfsclone", 2)) && (! bkpinfo->restore_data)) {
684 fatal_error("Please install ntfsprogs package/tarball.");
685 }
686 }
687
688 if (flag_set['m']) {
689 bkpinfo->manual_cd_tray = TRUE;
690 }
691
692 if ((flag_set['k']) && (! bkpinfo->restore_data)) {
693 mr_asprintf(bkpinfo->kernel_path, "%s", flag_val['k']);
694 if (!does_file_exist(bkpinfo->kernel_path)) {
695 retval++;
696 log_to_screen("You specified kernel '%s', which does not exist\n", bkpinfo->kernel_path);
697 }
698 }
699
700 if (flag_set['p']) {
701 mr_asprintf(bkpinfo->prefix, "%s", flag_val['p']);
702 log_msg(1,"Prefix forced to %s",bkpinfo->prefix);
703 }
704
705 if (flag_set['d']) { /* backup directory (if ISO/NETFS) */
706 if (flag_set['i']) {
707 // what is flag_val['d'] is NULL/undefined
708 mr_asprintf(bkpinfo->isodir, "%s", flag_val['d']);
709 mr_asprintf(tmp1, "ls -l %s", bkpinfo->isodir);
710 if (run_program_and_log_output(tmp1, 2)) {
711 mr_free(tmp1);
712 fatal_error("output folder does not exist - please create it");
713 }
714 mr_free(tmp1);
715 } else if (flag_set['n']) {
716 mr_free(bkpinfo->netfs_remote_dir);
717 // what is flag_val['d'] is NULL/undefined
718 mr_asprintf(bkpinfo->netfs_remote_dir, "%s", flag_val['d']);
719 } else { /* backup device (if tape/CD-R/CD-RW) */
720 /* bkpinfo-> media_device already setup upper */
721 }
722 }
723
724 if ((flag_set['n']) && (! bkpinfo->restore_data)) {
725 mr_asprintf(tmp1,"%s/%s/.dummy.txt", bkpinfo->isodir,bkpinfo->netfs_remote_dir);
726 if ((bkpinfo->netfs_user) && (strstr(bkpinfo->netfs_proto,"nfs"))) {
727 mr_asprintf(tmp2, "su - %s -c \"echo hi > %s\"", bkpinfo->netfs_user, tmp1);
728 } else {
729 mr_asprintf(tmp2, "echo hi > %s", tmp1);
730 }
731 i = run_program_and_log_output(tmp2, 2);
732 mr_free(tmp2);
733
734 if (i) {
735 retval++;
736 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);
737 }
738 unlink(tmp1);
739 mr_free(tmp1);
740 }
741
742 if (!flag_set['d'] && (flag_set['c'] || flag_set['w'] || flag_set['C'])) {
743 tmp1 = mr_popup_and_get_string("Device", "Please specify the device", bkpinfo->media_device);
744 if (tmp1 == NULL) {
745 retval++;
746 log_to_screen("User opted to cancel.");
747 } else {
748 mr_free(bkpinfo->media_device);
749 bkpinfo->media_device = tmp1;
750 }
751 } else {
752 }
753
754 if ((!flag_set['d'] && !flag_set['n'] && !flag_set['C']) && (! bkpinfo->restore_data)) {
755 retval++;
756 log_to_screen("Please specify the backup device/directory.\n");
757 fatal_error("You didn't use -d to specify the backup device/directory.");
758 }
759
760 for (i = '0'; i <= '9'; i++) {
761 if (flag_set[i]) {
762 bkpinfo->compression_level = i - '0';
763 } /* not '\0' but '0' */
764 }
765
766 if (flag_set['S']) {
767 setup_scratchdir(flag_val['S']);
768 mr_asprintf(tmp1, "touch %s/.foo.dat", bkpinfo->scratchdir);
769 if (run_program_and_log_output(tmp1, 1)) {
770 retval++;
771 mr_free(tmp1);
772 log_to_screen("Please specify a scratchdir which I can write to. :)");
773 fatal_error("I cannot write to the scratchdir you specified.");
774 }
775 mr_free(tmp1);
776
777 mr_asprintf(tmp1, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->scratchdir, bkpinfo->scratchdir);
778 if (run_program_and_log_output(tmp1, 1)) {
779 retval++;
780 mr_free(tmp1);
781 log_to_screen("Please don't specify a SAMBA or VFAT or NFS scratchdir.");
782 fatal_error("I cannot write to the scratchdir you specified.");
783 }
784 mr_free(tmp1);
785 }
786
787 if (flag_set['T']) {
788 setup_tmpdir(flag_val['T']);
789 mr_asprintf(tmp1, "touch %s/.foo.dat", bkpinfo->tmpdir);
790 i = run_program_and_log_output(tmp1, 1);
791 mr_free(tmp1);
792
793 if (i) {
794 retval++;
795 log_to_screen("Please specify a tempdir which I can write to. :)");
796 fatal_error("I cannot write to the tempdir you specified.");
797 }
798 mr_asprintf(tmp1, "ln -sf %s/.foo.dat %s/.bar.dat", bkpinfo->tmpdir, bkpinfo->tmpdir);
799 i = run_program_and_log_output(tmp1, 1);
800 mr_free(tmp1);
801
802 if (i) {
803 retval++;
804 log_to_screen("Please don't specify a SAMBA or VFAT or NFS tmpdir.");
805 fatal_error("I cannot write to the tempdir you specified.");
806 }
807 }
808
809 if ((flag_set['A']) && (! bkpinfo->restore_data)) {
810 mr_asprintf(bkpinfo->call_after_iso, "%s", flag_val['A']);
811 }
812
813 if ((flag_set['B']) && (! bkpinfo->restore_data)) {
814 mr_asprintf(bkpinfo->call_before_iso, "%s", flag_val['B']);
815 }
816
817 if ((flag_set['H']) && (! bkpinfo->restore_data)) {
818 g_cd_recovery = TRUE;
819 }
820
821 if ((flag_set['l']) && (! bkpinfo->restore_data)) {
822#ifdef __FreeBSD__
823# define BOOT_LOADER_CHARS "GLBMR"
824#else
825# ifdef __IA64__
826# define BOOT_LOADER_CHARS "GER"
827# else
828# define BOOT_LOADER_CHARS "GLR"
829# endif
830#endif
831 if (!strchr(BOOT_LOADER_CHARS, (bkpinfo->boot_loader = flag_val['l'][0]))) {
832 log_msg(1, "%c? What is %c? I need G, L, E or R.", bkpinfo->boot_loader, bkpinfo->boot_loader);
833 fatal_error("Please specify GRUB, LILO, ELILO or RAW with the -l switch");
834 }
835#undef BOOT_LOADER_CHARS
836 }
837
838 if (flag_set['f']) {
839 mr_free(bkpinfo->boot_device);
840 mr_asprintf(bkpinfo->boot_device, "%s", resolve_softlinks_to_get_to_actual_device_file(flag_val['f']));
841 }
842
843 if ((flag_set['P']) && (! bkpinfo->restore_data)) {
844 mr_asprintf(bkpinfo->postnuke_tarball, "%s", flag_val['P']);
845 }
846
847 if (flag_set['Q']) {
848 i = which_boot_loader(tmp);
849 log_msg(3, "boot loader is %c, residing at %s", i, tmp);
850 printf("boot loader is %c, residing at %s\n", i, tmp);
851 finish(0);
852 }
853
854 if ((flag_set['L']) && (! bkpinfo->restore_data)) {
855 bkpinfo->use_lzo = TRUE;
856 if (run_program_and_log_output("which lzop", 2)) {
857 retval++;
858 log_to_screen("Please install LZOP. You can't use '-L' until you do.\n");
859 }
860 }
861
862 if (flag_set['F']) {
863 log_msg(3, "-F means we will fail immediately at the first interaction request");
864 g_fail_immediately = TRUE;
865 }
866
867 if ((flag_set['G']) && (! bkpinfo->restore_data)) {
868 bkpinfo->use_gzip = TRUE;
869 if (run_program_and_log_output("which gzip", 2)) {
870 retval++;
871 log_to_screen("Please install gzip. You can't use '-G' until you do.\n");
872 }
873 }
874
875 if ((flag_set['Y']) && (! bkpinfo->restore_data)) {
876 bkpinfo->use_lzma = TRUE;
877 if (run_program_and_log_output("which lzma", 2)) {
878 retval++;
879 log_to_screen("Please install lzma. You can't use '-Y' until you do.\n");
880 }
881 }
882
883 bkpinfo->use_obdr = FALSE;
884 if (flag_set['o']) {
885 if ((!flag_set['t']) && (! bkpinfo->restore_data)) {
886 log_to_screen("OBDR support is only available for tapes. Use the -t option");
887 fatal_error("Aborting");
888 }
889 bkpinfo->use_obdr = TRUE;
890 }
891
892#ifndef __FreeBSD__
893 if ((!is_this_a_valid_disk_format("vfat")) && (! bkpinfo->restore_data)) {
894 bkpinfo->make_cd_use_lilo = TRUE;
895 log_to_screen("Your kernel appears not to support vfat filesystems. I am therefore");
896 log_to_screen("using LILO instead of SYSLINUX as the media boot loader.");
897 }
898 if ((run_program_and_log_output("which mkfs.vfat", 2)) && (! bkpinfo->restore_data)) {
899 bkpinfo->make_cd_use_lilo = TRUE;
900#ifdef __IA32__
901 log_to_screen("Your filesystem is missing 'mkfs.vfat', so I cannot use SYSLINUX as");
902 log_to_screen("your boot loader. I shall therefore use LILO instead.");
903#endif
904#ifdef __IA64__
905 log_to_screen("Your filesystem is missing 'mkfs.vfat', so I cannot prepare the EFI");
906 log_to_screen("environment correctly. Please install it.");
907 fatal_error("Aborting");
908#endif
909 }
910#ifdef __IA64__
911 /* We force ELILO usage on IA64 */
912 bkpinfo->make_cd_use_lilo = TRUE;
913#endif
914#endif
915
916 if (! bkpinfo->restore_data) {
917 i = flag_set['O'] + flag_set['V'];
918 if (i == 0) {
919 retval++;
920 log_to_screen("Specify backup (-O), verify (-V) or both (-OV).\n");
921 }
922 }
923
924 if ((! bkpinfo->restore_data) && (flag_set['Z'])) {
925 fatal_error("The -Z switch is only valid in restore mode");
926 }
927
928 if (flag_set['Z']) {
929 if (! strcmp(flag_val['Z'], "nuke")) {
930 bkpinfo->restore_mode = nuke;
931 } else if (! strcmp(flag_val['Z'], "interactive")) {
932 bkpinfo->restore_mode = interactive;
933 } else if (! strcmp(flag_val['Z'], "compare")) {
934 bkpinfo->restore_mode = compare;
935 } else if (! strcmp(flag_val['Z'], "mbr")) {
936 bkpinfo->restore_mode = mbr;
937 } else if (! strcmp(flag_val['Z'], "iso")) {
938 bkpinfo->restore_mode = isoonly;
939 } else if (! strcmp(flag_val['Z'], "isonuke")) {
940 bkpinfo->restore_mode = isonuke;
941 } else {
942 bkpinfo->restore_mode = interactive;
943 }
944 }
945
946/* and finally... */
947
948 paranoid_free(tmp);
949 return (retval);
950}
951
952
953
954/**
955 * @addtogroup cliGroup
956 * @{
957 */
958/**
959 * Populate @p bkpinfo from the command-line parameters stored in @p argc and @p argv.
960 * @param argc The argument count, including the program name; @p argc passed to main().
961 * @param argv The argument vector; @p argv passed to main().
962 * @param bkpinfo The backup information structure to populate.
963 * @return The number of problems with the command line (0 for success).
964 */
965int
966handle_incoming_parameters(int argc, char *argv[])
967{
968 /*@ int *** */
969 int res = 0;
970 int retval = 0;
971 int i = 0;
972
973 /*@ buffers *************** */
974 char flag_val[128][MAX_STR_LEN];
975 bool flag_set[128];
976
977 for (i = 0; i < 128; i++) {
978 flag_val[i][0] = '\0';
979 flag_set[i] = FALSE;
980 }
981 bkpinfo->media_size = 650; /* default */
982 res = retrieve_switches_from_command_line(argc, argv, flag_val, flag_set);
983 retval += res;
984 if (!retval) {
985 res = process_switches(flag_val, flag_set);
986 retval += res;
987 }
988
989 log_msg(3, "Switches:-");
990 for (i = 0; i < 128; i++) {
991 if (flag_set[i]) {
992 log_msg(3, "-%c %s", i, flag_val[i]);
993 }
994 }
995 bkpinfo->boot_type = mr_boot_type();
996
997 return (retval);
998}
999
1000
1001/**
1002 * Terminate Mondo in response to a signal.
1003 * @param sig The signal number received.
1004 */
1005void terminate_daemon(int sig)
1006{
1007 char *tmp = NULL;
1008 char *tmp2 = NULL;
1009
1010 switch (sig) {
1011 case SIGINT:
1012 mr_asprintf(tmp, "SIGINT");
1013 mr_asprintf(tmp2, "You interrupted me :-)");
1014 break;
1015 case SIGKILL:
1016 mr_asprintf(tmp, "SIGKILL");
1017 mr_asprintf(tmp2, "I seriously have no clue how this signal even got to me. Something's wrong with your system.");
1018 break;
1019 case SIGTERM:
1020 mr_asprintf(tmp, "SIGTERM");
1021 mr_asprintf(tmp2, "Got terminate signal");
1022 break;
1023 case SIGHUP:
1024 mr_asprintf(tmp, "SIGHUP");
1025 mr_asprintf(tmp2, "Hangup on line");
1026 break;
1027 case SIGSEGV:
1028 mr_asprintf(tmp, "SIGSEGV");
1029 mr_asprintf(tmp2, "Internal programming error. Please send a backtrace as well as your log.");
1030 break;
1031 case SIGPIPE:
1032 mr_asprintf(tmp, "SIGPIPE");
1033 mr_asprintf(tmp2, "Pipe was broken");
1034 break;
1035 case SIGABRT:
1036 mr_asprintf(tmp, "SIGABRT");
1037 mr_asprintf(tmp2, "Abort - probably failed assertion. I'm sleeping for a few seconds so you can read the message.");
1038 break;
1039 default:
1040 mr_asprintf(tmp, "(Unknown)");
1041 mr_asprintf(tmp2, "(Unknown)");
1042 }
1043
1044 mr_strcat(tmp, " signal received from OS");
1045 log_to_screen(tmp);
1046 mr_free(tmp);
1047
1048 log_to_screen(tmp2);
1049 mr_free(tmp2);
1050 if (sig == SIGABRT) {
1051 sleep(10);
1052 }
1053 kill_buffer();
1054
1055 free_MR_global_filenames();
1056
1057 fatal_error("MondoRescue is terminating in response to a signal from the OS");
1058 finish(254); // just in case
1059}
1060
1061
1062
1063
1064
1065/**
1066 * Exit immediately without cleaning up.
1067 * @param sig The signal we are exiting due to.
1068 */
1069void termination_in_progress(int sig)
1070{
1071 log_msg(1, "Termination in progress");
1072 usleep(1000);
1073 pthread_exit(0);
1074}
1075
1076
1077
1078/**
1079 * Turn signal-trapping on or off.
1080 * @param on If TRUE, turn it on; if FALSE, turn it off (we still trap it, just don't do as much).
1081 */
1082void set_signals(int on)
1083{
1084 int signals[] = { SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT, SIGKILL, SIGSTOP, 0 };
1085 int i;
1086
1087 signal(SIGPIPE, sigpipe_occurred);
1088 for (i = 0; signals[i]; i++) {
1089 if (on) {
1090 signal(signals[i], terminate_daemon);
1091 } else {
1092 signal(signals[i], termination_in_progress);
1093 }
1094 }
1095}
1096
1097/* @} - end of cliGroup */
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