source: MondoRescue/branches/2.2.9/mondo/src/mondorestore/mondo-rstr-tools.c@ 2403

Last change on this file since 2403 was 2403, checked in by Bruno Cornec, 15 years ago
  • At restore time read the netfs protocol in the conf file
  • Property svn:keywords set to Id
File size: 74.5 KB
Line 
1/***************************************************************************
2$Id: mondo-rstr-tools.c 2403 2009-09-16 14:32:03Z bruno $
3***************************************************************************/
4
5#include <pthread.h>
6#include <linux/fd.h>
7#include "my-stuff.h"
8#include "mr_mem.h"
9#include "../common/mondostructures.h"
10#include "../common/libmondo.h"
11#include "mr-externs.h"
12#include "mondo-rstr-tools.h"
13
14/**
15 * The biggielist stub (appended to the directory where all.tar.gz was unpacked).
16 */
17#define BIGGIELIST_TXT_STUB "tmp/biggielist.txt"
18
19/**
20 * The filelist stub (appended to the directory where all.tar.gz was unpacked).
21 */
22#define FILELIST_FULL_STUB "tmp/filelist.full.gz"
23
24/**
25 * The mountlist stub (appended to the directory where all.tar.gz was unpacked).
26 */
27#define MOUNTLIST_FNAME_STUB "tmp/mountlist.txt"
28
29/**
30 * The mondo-restore.cfg stub (appended to the directory where all.tar.gz was unpacked).
31 */
32#define MONDO_CFG_FILE_STUB "tmp/mondo-restore.cfg"
33/**
34 * The i-want-my-lvm stub
35 */
36#define IWANTMYLVM_STUB "tmp/i-want-my-lvm"
37
38extern bool g_ISO_restore_mode; /* are we in Iso Mode? */
39extern bool g_I_have_just_nuked;
40/*
41extern char *g_tmpfs_mountpt;
42*/
43extern char *g_isodir_device;
44extern char *g_isodir_format;
45extern long g_current_progress, g_maximum_progress;
46extern char *g_biggielist_txt; // where 'biggielist.txt' is stored, on ramdisk / tempdir;
47 // biggielist.txt is the list of big files stored on the
48 // backup media set in question
49extern char *g_filelist_full; // filelist.full.gz is the list of all regular files
50 // (excluding big files) stored on the backup media set
51extern char *g_biggielist_pot; // list of big files which _could_ be restored, if the
52 // user chooses them
53extern char *g_filelist_imagedevs; // list of devices (e.g. /dev/hda1, /dev/sda5) which
54 // were archived as images, not just /dev entries
55 // ... e.g. NTFS, BeOS partitions
56extern char *g_imagedevs_restthese; // of the imagedevs listed in FILELIST_IMAGEDEVS,
57 // restore only these
58extern char *g_mondo_cfg_file; // where m*ndo-restore.cfg (the config file) is stored
59extern char *g_mountlist_fname; // where mountlist.txt (the mountlist file) is stored
60extern char *g_mondo_home; // homedir of Mondo; usually /usr/local/share/mondo
61
62extern t_bkptype g_backup_media_type;
63
64extern int g_partition_table_locked_up;
65extern char *MONDO_LOGFILE;
66
67/* Reference to global bkpinfo */
68extern struct s_bkpinfo *bkpinfo;
69
70/* Should we use or not extended attributes and acl when restoring */
71char *g_getfattr = NULL;
72char *g_getfacl = NULL;
73
74extern void kill_anything_like_this(char *str);
75extern int skip_obdr(void);
76extern int set_tape_block_size_with_mt(long internal_tape_block_size);
77
78/**
79* @addtogroup restoreUtilityGroup
80* @{
81*/
82/**
83* Free the malloc()s for the filename variables.
84*/
85void free_MR_global_filenames(void)
86{
87paranoid_free(g_biggielist_txt);
88paranoid_free(g_filelist_full);
89paranoid_free(g_filelist_imagedevs);
90paranoid_free(g_imagedevs_restthese);
91paranoid_free(g_mondo_cfg_file);
92paranoid_free(g_mountlist_fname);
93paranoid_free(g_mondo_home);
94/*
95paranoid_free(g_tmpfs_mountpt);
96*/
97paranoid_free(g_isodir_device);
98paranoid_free(g_isodir_format);
99
100}
101
102
103
104/**
105* Ask the user which imagedevs from the list contained in @p infname should
106* actually be restored.
107* @param infname The file containing a list of all imagedevs.
108* @param outfname The location of the output file containing the imagedevs the user wanted to restore.
109* @ingroup restoreUtilityGroup
110*/
111void ask_about_these_imagedevs(char *infname, char *outfname)
112{
113FILE *fin;
114FILE *fout;
115/************************************************************************
116* allocate memory regions. test and set -sab 16 feb 2003 *
117************************************************************************/
118char *incoming_ptr;
119char *question_ptr;
120
121char incoming[MAX_STR_LEN] = "\0";
122char question[MAX_STR_LEN];
123
124assert_string_is_neither_NULL_nor_zerolength(infname);
125assert_string_is_neither_NULL_nor_zerolength(outfname);
126
127incoming_ptr = malloc(sizeof(incoming));
128if (incoming_ptr == NULL) {
129fprintf(stderr, "Out of Memory\n");
130exit(EXIT_FAILURE);
131}
132
133question_ptr = malloc(sizeof(question));
134if (question_ptr == NULL) {
135fprintf(stderr, "Out of Memory\n");
136exit(EXIT_FAILURE);
137}
138
139memset(incoming_ptr, '\0', sizeof(incoming));
140memset(question_ptr, '\0', sizeof(question));
141
142
143
144if (!(fin = fopen(infname, "r"))) {
145fatal_error("Cannot openin infname");
146}
147if (!(fout = fopen(outfname, "w"))) {
148fatal_error("Cannot openin outfname");
149}
150for (fgets(incoming_ptr, MAX_STR_LEN, fin);
151 !feof(fin); fgets(incoming_ptr, MAX_STR_LEN, fin)) {
152strip_spaces(incoming_ptr);
153
154if (incoming[0] == '\0') {
155 continue;
156}
157
158sprintf(question_ptr,
159 "Should I restore the image of %s ?", incoming_ptr);
160
161if (ask_me_yes_or_no(question_ptr)) {
162 fprintf(fout, "%s\n", incoming_ptr);
163}
164}
165
166/*** free memory ***********/
167paranoid_free(incoming_ptr);
168incoming_ptr = NULL;
169paranoid_free(question_ptr);
170question_ptr = NULL;
171
172
173paranoid_fclose(fout);
174paranoid_fclose(fin);
175}
176
177/**************************************************************************
178*ASK_ABOUT_THESE_IMAGEDEVS *
179**************************************************************************/
180
181
182
183
184
185
186
187
188/**
189* Extract @c mondo-restore.cfg and @c mountlist.txt from @p ramdisk_fname.
190* @param bkpinfo The backup information structure. @c tmpdir is the only field used.
191* @param ramdisk_fname The filename of the @b compressed ramdisk to look in.
192* @param output_cfg_file Where to put the configuration file extracted.
193* @param output_mountlist_file Where to put the mountlist file extracted.
194* @return 0 for success, nonzero for failure.
195* @ingroup restoreUtilityGroup
196*/
197
198/**
199* Keep trying to get mondo-restore.cfg from the archive, until the user gives up.
200*/
201void get_cfg_file_from_archive_or_bust()
202{
203while (get_cfg_file_from_archive()) {
204if (!ask_me_yes_or_no
205 ("Failed to find config file/archives. Choose another source?"))
206{
207 fatal_error("Could not find config file/archives. Aborting.");
208}
209interactively_obtain_media_parameters_from_user(FALSE);
210}
211}
212
213
214/**
215* Determine whether @p list_fname contains a line containing @p f.
216* @param f The line to search for.
217* @param list_fname The file to search in.
218* @param preamble Ignore this beginning part of @p f ("" to disable).
219* @return TRUE if it's in the list, FALSE if it's not.
220*/
221bool is_file_in_list(char *f, char *list_fname, char *preamble)
222{
223
224/** needs malloc **/
225char *command;
226char *file;
227char *tmp;
228int res;
229
230malloc_string(command);
231malloc_string(file);
232malloc_string(tmp);
233assert_string_is_neither_NULL_nor_zerolength(f);
234assert_string_is_neither_NULL_nor_zerolength(list_fname);
235assert(preamble != NULL);
236
237if (strncmp(preamble, f, strlen(preamble)) == 0) {
238strcpy(file, f + strlen(preamble));
239} else {
240strcpy(file, f);
241}
242if (file[0] == '/' && file[1] == '/') {
243strcpy(tmp, file);
244strcpy(file, tmp + 1);
245}
246sprintf(tmp,
247 "Checking to see if f=%s, file=%s, is in the list of biggiefiles",
248 f, file);
249log_msg(2, tmp);
250sprintf(command, "grep -E '^%s$' %s", file, list_fname);
251res = run_program_and_log_output(command, FALSE);
252paranoid_free(command);
253paranoid_free(file);
254paranoid_free(tmp);
255if (res) {
256return (FALSE);
257} else {
258return (TRUE);
259}
260}
261
262/**************************************************************************
263*END_IS_FILE_IN_LIST *
264**************************************************************************/
265
266
267
268/**
269* Set up an ISO backup.
270* @param bkpinfo The backup information structure. Fields used:
271* - @c bkpinfo->backup_media_type
272* - @c bkpinfo->disaster_recovery
273* - @c bkpinfo->isodir
274* @param nuke_me_please If TRUE, we're in nuke mode; if FALSE we're in interactive mode.
275* @return 0 for success, nonzero for failure.
276*/
277int iso_fiddly_bits(bool nuke_me_please)
278{
279char *mount_isodir_command = NULL;
280char *tmp, *command;
281char *mds = NULL;
282int retval = 0, i;
283bool already_mounted = FALSE;
284
285assert(bkpinfo != NULL);
286malloc_string(tmp);
287malloc_string(command);
288g_ISO_restore_mode = TRUE;
289read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
290if (bkpinfo->disaster_recovery) {
291 /* Patch Conor Daly 26-june-2004
292 * Don't let this clobber an existing bkpinfo->isodir */
293 if (!bkpinfo->isodir[0]) {
294 strcpy(bkpinfo->isodir, "/tmp/isodir");
295 }
296 /* End patch */
297 sprintf(command, "mkdir -p %s", bkpinfo->isodir);
298 run_program_and_log_output(command, 5);
299 log_msg(2, "Setting isodir to %s", bkpinfo->isodir);
300}
301
302if (!get_isodir_info(g_isodir_device, g_isodir_format, bkpinfo->isodir, nuke_me_please)) {
303 return (1);
304}
305paranoid_system("umount " MNT_CDROM " 2> /dev/null"); /* just in case */
306
307if (is_this_device_mounted(g_isodir_device)) {
308 log_to_screen("WARNING - isodir is already mounted");
309 already_mounted = TRUE;
310} else {
311 mr_asprintf(&mount_isodir_command, "mount %s", g_isodir_device);
312 if (strlen(g_isodir_format) > 1) {
313 mr_strcat(mount_isodir_command, " -t %s", g_isodir_format);
314 }
315 mr_strcat(mount_isodir_command, " -o ro %s", bkpinfo->isodir);
316 run_program_and_log_output("df -m", FALSE);
317 sprintf(tmp,
318 "The 'mount' command is '%s'. PLEASE report this command to be if you have problems, ok?",
319 mount_isodir_command);
320 log_msg(1, tmp);
321 if (run_program_and_log_output(mount_isodir_command, FALSE)) {
322 popup_and_OK
323 ("Cannot mount the device where the ISO files are stored.");
324 return (1);
325 }
326 paranoid_free(mount_isodir_command);
327 log_to_screen
328 ("I have mounted the device where the ISO files are stored.");
329}
330if (!IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
331 mount_media();
332}
333i = what_number_cd_is_this(); /* has the side-effect of calling mount_media() */
334mds = media_descriptor_string(bkpinfo->backup_media_type);
335sprintf(tmp, "%s #%d has been mounted via loopback mount", mds, i);
336mr_free(mds);
337
338log_msg(1, tmp);
339if (i < 0) {
340popup_and_OK
341 ("Cannot find ISO images in the directory you specified.");
342retval = 1;
343}
344log_msg(2, "%ld: bkpinfo->isodir is now %s", __LINE__,
345 bkpinfo->isodir);
346paranoid_free(tmp);
347paranoid_free(command);
348return (retval);
349}
350
351
352
353
354/**
355* Kill all Petris processes.
356*/
357void kill_petris(void) {
358 kill_anything_like_this("petris");
359}
360
361/**************************************************************************
362*END_KILL_PETRIS *
363**************************************************************************/
364
365
366/**
367 * Mount @p device at @p mpt as @p format.
368 * @param device The device (/dev entry) to mount.
369 * @param mpt The directory to mount it on.
370 * @param format The filesystem type of @p device.
371 * @param writeable If TRUE, mount read-write; if FALSE, mount read-only.
372 * @return 0 for success, nonzero for failure.
373 */
374int mount_device(char *device, char *mpt, char *format, bool writeable)
375{
376int res = 0;
377
378/** malloc **/
379char *tmp, *command, *mountdir, *mountpoint;
380char *additional_parameters = NULL;
381
382assert_string_is_neither_NULL_nor_zerolength(device);
383assert_string_is_neither_NULL_nor_zerolength(mpt);
384assert(format != NULL);
385malloc_string(tmp);
386malloc_string(command);
387malloc_string(mountdir);
388malloc_string(mountpoint);
389
390 if (!strcmp(mpt, "/1")) {
391 strcpy(mountpoint, "/");
392 log_msg(3, "Mommm! SME is being a dildo!");
393 } else {
394 strcpy(mountpoint, mpt);
395 }
396
397 if (!strcmp(mountpoint, "lvm")) {
398 return (0);
399 }
400 if (!strcmp(mountpoint, "image")) {
401 return (0);
402 }
403 sprintf(tmp, "Mounting device %s ", device);
404 log_msg(1, tmp);
405 /* Deal with additional params only if not /proc or /sys */
406 mr_asprintf(&additional_parameters, "");
407 if (strcmp(format, "proc") && strcmp(format, "sys")) {
408 if (writeable) {
409 mr_strcat(additional_parameters, "-o rw");
410 } else {
411 mr_strcat(additional_parameters, "-o ro");
412 }
413 if (find_home_of_exe("setfattr")) {
414 mr_strcat(additional_parameters, ",user_xattr");
415 }
416 if (find_home_of_exe("setfacl")) {
417 mr_strcat(additional_parameters, ",acl");
418 }
419 }
420
421 if (!strcmp(mountpoint, "swap")) {
422 sprintf(command, "swapon %s", device);
423 } else {
424 if (!strcmp(mountpoint, "/")) {
425 strcpy(mountdir, MNT_RESTORING);
426 } else {
427 sprintf(mountdir, "%s%s", MNT_RESTORING, mountpoint);
428 }
429 sprintf(command, "mkdir -p %s", mountdir);
430 run_program_and_log_output(command, FALSE);
431 sprintf(command, "mount -t %s %s %s %s 2>> %s", format, device,
432 additional_parameters, mountdir, MONDO_LOGFILE);
433 log_msg(2, "command='%s'", command);
434 }
435 paranoid_free(additional_parameters);
436
437 res = run_program_and_log_output(command, TRUE);
438 if (res && (strstr(command, "xattr") || strstr(command, "acl"))) {
439 log_msg(1, "Re-trying without the fancy extra parameters");
440 sprintf(command, "mount -t %s %s %s 2>> %s", format, device,
441 mountdir, MONDO_LOGFILE);
442 res = run_program_and_log_output(command, TRUE);
443 }
444 if (res) {
445 log_msg(1, "Unable to mount device %s (type %s) at %s", device,
446 format, mountdir);
447 log_msg(1, "command was '%s'", command);
448 if (!strcmp(mountpoint, "swap")) {
449 log_to_screen(tmp);
450 } else {
451 log_msg(2, "Retrying w/o the '-t' switch");
452 sprintf(command, "mount %s %s 2>> %s", device, mountdir,
453 MONDO_LOGFILE);
454 log_msg(2, "2nd command = '%s'", command);
455 res = run_program_and_log_output(command, TRUE);
456 if (res == 0) {
457 log_msg(1,
458 "That's OK. I called mount w/o a filesystem type and it worked fine in the end.");
459 } else {
460 log_to_screen(tmp);
461 }
462 }
463 }
464
465 if (res && !strcmp(mountpoint, "swap")) {
466 log_msg(2, "That's ok. It's just a swap partition.");
467 log_msg(2, "Non-fatal error. Returning 0.");
468 res = 0;
469 }
470
471paranoid_free(tmp);
472paranoid_free(command);
473paranoid_free(mountdir);
474paranoid_free(mountpoint);
475
476 return (res);
477}
478/**************************************************************************
479 *END_MOUNT_DEVICE *
480**************************************************************************/
481
482
483/**
484 * Mount all devices in @p p_external_copy_of_mountlist on @p MNT_RESTORING.
485 * @param p_external_copy_of_mountlist The mountlist containing devices to be mounted.
486 * @param writeable If TRUE, then mount read-write; if FALSE mount read-only.
487 * @return The number of errors encountered (0 for success).
488 */
489int mount_all_devices(struct mountlist_itself
490 *p_external_copy_of_mountlist, bool writeable)
491{
492int retval = 0, lino, res;
493char *tmp;
494char *these_failed = NULL;
495char *format;
496struct mountlist_itself *mountlist = NULL;
497
498malloc_string(tmp);
499malloc_string(format);
500
501assert(p_external_copy_of_mountlist != NULL);
502mountlist = malloc(sizeof(struct mountlist_itself));
503memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
504 sizeof(struct mountlist_itself));
505 sort_mountlist_by_mountpoint(mountlist, 0);
506
507
508 mvaddstr_and_log_it(g_currentY, 0, "Mounting devices ");
509 open_progress_form("Mounting devices",
510 "I am now mounting all the drives.",
511 "This should not take long.",
512 "", mountlist->entries);
513
514 mr_asprintf(&these_failed, "");
515 for (lino = 0; lino < mountlist->entries; lino++) {
516 if (!strcmp(mountlist->el[lino].device, "/proc")) {
517 log_msg(1,
518 "Again with the /proc - why is this in your mountlist?");
519 } else if (is_this_device_mounted(mountlist->el[lino].device)) {
520 sprintf(tmp, "%s is already mounted",
521 mountlist->el[lino].device);
522 log_to_screen(tmp);
523 } else if (strcmp(mountlist->el[lino].mountpoint, "none")
524 && strcmp(mountlist->el[lino].mountpoint, "lvm")
525 && strcmp(mountlist->el[lino].mountpoint, "raid")
526 && strcmp(mountlist->el[lino].mountpoint, "image")) {
527 sprintf(tmp, "Mounting %s", mountlist->el[lino].device);
528 update_progress_form(tmp);
529 strcpy(format, mountlist->el[lino].format);
530 res = mount_device(mountlist->el[lino].device,
531 mountlist->el[lino].mountpoint,
532 format, writeable);
533 retval += res;
534 if (res) {
535 mr_strcat(these_failed, "%s ",mountlist->el[lino].device);
536 }
537 }
538 g_current_progress++;
539 }
540 close_progress_form();
541 if (retval) {
542 if (g_partition_table_locked_up > 0) {
543 log_to_screen
544 ("fdisk's ictol() call to refresh its copy of the partition table causes the kernel to");
545 log_to_screen
546 ("lock up the partition table. You might have to reboot and use Interactive Mode to");
547 log_to_screen
548 ("format and restore *without* partitioning first. Sorry for the inconvenience.");
549 }
550 sprintf(tmp, "Could not mount device(s) %s- shall I abort?", these_failed);
551
552 if (!ask_me_yes_or_no(tmp)) {
553 retval = 0;
554 log_to_screen
555 ("Continuing, although some device(s) failed to be mounted");
556 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
557 } else {
558 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
559 log_to_screen
560 ("Unable to mount some or all of your partitions.");
561 }
562 } else {
563 log_to_screen("All partitions were mounted OK.");
564 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
565 }
566 paranoid_free(these_failed);
567
568 /* Also mounting under MNT_RESTORING special FS */
569 (void)mount_device("/proc","/proc","proc",TRUE);
570 (void)mount_device("/sys","/sys","sysfs",TRUE);
571 run_program_and_log_output("df -m", 3);
572 paranoid_free(mountlist);
573 paranoid_free(tmp);
574 paranoid_free(format);
575 return (retval);
576}
577/**************************************************************************
578*END_MOUNT_ALL_DEVICES *
579**************************************************************************/
580
581
582/**
583* Mount the CD-ROM or USB device at /mnt/cdrom.
584* @param bkpinfo The backup information structure. Fields used:
585* - @c bkpinfo->backup_media_type
586* - @c bkpinfo->disaster_recovery
587* - @c bkpinfo->isodir
588* - @c bkpinfo->media_device
589* @return 0 for success, nonzero for failure.
590*/
591int mount_media()
592{
593char *mount_cmd;
594int i, res;
595#ifdef __FreeBSD__
596char mdd[32];
597char *mddev = mdd;
598#endif
599
600malloc_string(mount_cmd);
601assert(bkpinfo != NULL);
602
603 if (bkpinfo->backup_media_type == tape
604 || bkpinfo->backup_media_type == udev) {
605 log_msg(8, "Tape/udev. Therefore, no need to mount a media.");
606 paranoid_free(mount_cmd);
607 return 0;
608 }
609
610 if (!run_program_and_log_output("mount | grep -F " MNT_CDROM, FALSE)) {
611 log_msg(2, "mount_media() - media already mounted. Fair enough.");
612 paranoid_free(mount_cmd);
613 return (0);
614 }
615
616 if (bkpinfo->backup_media_type == netfs) {
617 log_msg(2, "Mounting for Network thingy");
618 log_msg(2, "isodir = %s", bkpinfo->isodir);
619 if ((!bkpinfo->isodir[0] || !strcmp(bkpinfo->isodir, "/"))
620 && am_I_in_disaster_recovery_mode()) {
621 strcpy(bkpinfo->isodir, "/tmp/isodir");
622 log_msg(1, "isodir is being set to %s", bkpinfo->isodir);
623 }
624#ifdef __FreeBSD__
625 sprintf(mount_cmd, "/mnt/isodir/%s/%s/%s-%d.iso", bkpinfo->isodir,
626 bkpinfo->netfs_remote_dir, bkpinfo->prefix, g_current_media_number);
627 mddev = make_vn(mount_cmd);
628 sprintf(mount_cmd, "mount_cd9660 -r %s " MNT_CDROM, mddev);
629#else
630 sprintf(mount_cmd, "mount %s/%s/%s-%d.iso -t iso9660 -o loop,ro %s",
631 bkpinfo->isodir, bkpinfo->netfs_remote_dir,
632 bkpinfo->prefix, g_current_media_number, MNT_CDROM);
633#endif
634
635 } else if (bkpinfo->backup_media_type == iso) {
636#ifdef __FreeBSD__
637 sprintf(mount_cmd, "%s/%s-%d.iso", bkpinfo->isodir,
638 bkpinfo->prefix, g_current_media_number);
639 mddev = make_vn(mount_cmd);
640 sprintf(mount_cmd, "mount_cd9660 -r %s %s", mddev, MNT_CDROM);
641#else
642 sprintf(mount_cmd, "mount %s/%s-%d.iso -t iso9660 -o loop,ro %s",
643 bkpinfo->isodir, bkpinfo->prefix, g_current_media_number, MNT_CDROM);
644#endif
645 } else if (bkpinfo->backup_media_type == usb) {
646 sprintf(mount_cmd, "mount -t vfat %s %s", bkpinfo->media_device, MNT_CDROM);
647 } else if (strstr(bkpinfo->media_device, "/dev/")) {
648#ifdef __FreeBSD__
649 sprintf(mount_cmd, "mount_cd9660 -r %s %s", bkpinfo->media_device,
650 MNT_CDROM);
651#else
652 sprintf(mount_cmd, "mount %s -t iso9660 -o ro %s",
653 bkpinfo->media_device, MNT_CDROM);
654#endif
655 } else {
656 if (bkpinfo->disaster_recovery
657 && does_file_exist("/tmp/CDROM-LIVES-HERE")) {
658 strcpy(bkpinfo->media_device,
659 last_line_of_file("/tmp/CDROM-LIVES-HERE"));
660 } else {
661 find_cdrom_device(bkpinfo->media_device, TRUE);
662 }
663
664#ifdef __FreeBSD__
665 sprintf(mount_cmd, "mount_cd9660 -r %s %s", bkpinfo->media_device,
666 MNT_CDROM);
667#else
668 sprintf(mount_cmd, "mount %s -t iso9660 -o ro %s",
669 bkpinfo->media_device, MNT_CDROM);
670#endif
671 }
672
673 log_msg(2, "(mount_media) --- command = %s", mount_cmd);
674 for (i = 0; i < 2; i++) {
675 res = run_program_and_log_output(mount_cmd, FALSE);
676 if (!res) {
677 break;
678 } else {
679 log_msg(2, "Failed to mount device.");
680 sleep(5);
681 run_program_and_log_output("sync", FALSE);
682 }
683 }
684
685 if (res) {
686 log_msg(2, "Failed, despite %d attempts", i);
687 } else {
688 log_msg(2, "Mounted media drive OK");
689 }
690 paranoid_free(mount_cmd);
691 return (res);
692}
693/**************************************************************************
694*END_MOUNT_CDROM *
695**************************************************************************/
696
697
698
699/**
700* Fix some miscellaneous things in the filesystem so the system will come
701* up correctly on the first boot.
702*/
703void protect_against_braindead_sysadmins()
704{
705run_program_and_log_output("touch " MNT_RESTORING "/var/log/pacct",
706 FALSE);
707run_program_and_log_output("touch " MNT_RESTORING "/var/account/pacct",
708 FALSE);
709if (run_program_and_log_output("ls " MNT_RESTORING " /tmp", FALSE)) {
710run_program_and_log_output("chmod 1777 " MNT_RESTORING "/tmp",
711 FALSE);
712}
713run_program_and_log_output("mkdir -p " MNT_RESTORING
714 "/var/run/console", FALSE);
715run_program_and_log_output("chmod 777 " MNT_RESTORING "/dev/null",
716 FALSE);
717run_program_and_log_output("cd " MNT_RESTORING
718 "; for i in `ls home/`; do echo \"Moving $i's spurious files to $i/.disabled\"; mkdir \"$i\"/.disabled ; mv -f \"$i\"/.DCOP* \"$i\"/.MCOP* \"$i\"/.*authority \"$i\"/.kde/tmp* \"$i\"/.kde/socket* \"$i\"/.disabled/ ; done",
719 TRUE);
720run_program_and_log_output("rm -f " MNT_RESTORING "/var/run/*.pid",
721 TRUE);
722run_program_and_log_output("rm -f " MNT_RESTORING "/var/lock/subsys/*",
723 TRUE);
724}
725
726/**************************************************************************
727*END_PROTECT_AGAINST_BRAINDEAD_SYSADMINS *
728**************************************************************************/
729
730
731
732
733/**
734* Fill out @p bkpinfo based on @p cfg_file.
735* @param cfg_file The mondo-restore.cfg file to read into @p bkpinfo.
736* @param bkpinfo The backup information structure to fill out with information
737* from @p cfg_file.
738* @return 0 for success, nonzero for failure.
739*/
740int read_cfg_file_into_bkpinfo(char *cfgf)
741{
742/** add mallocs **/
743char *value = NULL;
744char *tmp = NULL;
745char *envtmp1 = NULL;
746char *envtmp2 = NULL;
747char *command = NULL;
748char *iso_mnt = NULL;
749char *iso_path = NULL;
750char *old_isodir = NULL;
751char cfg_file[100];
752t_bkptype media_specified_by_user;
753
754malloc_string(command);
755malloc_string(iso_mnt);
756malloc_string(iso_path);
757malloc_string(old_isodir);
758malloc_string(value);
759malloc_string(tmp);
760// assert_string_is_neither_NULL_nor_zerolength(cfg_file);
761assert(bkpinfo != NULL);
762
763if (!cfgf) {
764 strcpy(cfg_file, g_mondo_cfg_file);
765} else {
766 strcpy(cfg_file, cfgf);
767}
768
769media_specified_by_user = bkpinfo->backup_media_type; // or 'none', if not specified
770
771if (0 == read_cfg_var(cfg_file, "backup-media-type", value)) {
772if (!strcmp(value, "cdstream")) {
773 bkpinfo->backup_media_type = cdstream;
774} else if (!strcmp(value, "cdr")) {
775 bkpinfo->backup_media_type = cdr;
776} else if (!strcmp(value, "cdrw")) {
777 bkpinfo->backup_media_type = cdrw;
778} else if (!strcmp(value, "dvd")) {
779 bkpinfo->backup_media_type = dvd;
780} else if (!strcmp(value, "usb")) {
781 bkpinfo->backup_media_type = usb;
782 bkpinfo->please_dont_eject = TRUE;
783} else if (!strcmp(value, "iso")) {
784
785// Patch by Conor Daly - 2004/07/12
786 bkpinfo->backup_media_type = iso;
787 if (am_I_in_disaster_recovery_mode()) {
788 /* Check to see if CD is already mounted before mounting it... */
789 if (!is_this_device_mounted("/dev/cdrom")) {
790 log_msg(2,
791 "NB: CDROM device not mounted, mounting...");
792 run_program_and_log_output("mount /dev/cdrom "
793 MNT_CDROM, 1);
794 }
795 if (does_file_exist(MNT_CDROM "/archives/filelist.0")) {
796 bkpinfo->backup_media_type = cdr;
797 run_program_and_log_output("umount " MNT_CDROM, 1);
798 log_it
799 ("Re-jigging configuration AGAIN. CD-R, not ISO.");
800 }
801 }
802 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
803 strcpy(bkpinfo->prefix,value);
804 } else {
805 strcpy(bkpinfo->prefix,STD_PREFIX);
806 }
807} else if ((!strcmp(value, "netfs")) || (!strcmp(value, "nfs"))) {
808 /* Stay compatible with previous versions by allowing nfs as an entry here */
809 bkpinfo->backup_media_type = netfs;
810 bkpinfo->please_dont_eject = TRUE;
811 if (read_cfg_var(cfg_file, "netfs-proto", value) == 0) {
812 mr_asprintf(&(bkpinfo->netfs_proto),"%s", value);
813 } else {
814 /* For compatibility, force protocol in old nfs case to be transparent */
815 mr_asprintf(&(bkpinfo->netfs_proto), "nfs");
816 }
817 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
818 strcpy(bkpinfo->prefix,value);
819 } else {
820 strcpy(bkpinfo->prefix,STD_PREFIX);
821 }
822 if (strstr(call_program_and_get_last_line_of_output
823 ("cat /proc/cmdline"), "pxe")) {
824 /* We need to override prefix value in PXE mode as it's
825 * already done in start-netfs */
826 envtmp1 = getenv("imgname");
827 if (envtmp1 == NULL) {
828 fatal_error("no imgname variable in environment");
829 }
830 strcpy(bkpinfo->prefix,envtmp1);
831 }
832
833} else if (!strcmp(value, "tape")) {
834 bkpinfo->backup_media_type = tape;
835} else if (!strcmp(value, "udev")) {
836 bkpinfo->backup_media_type = udev;
837} else {
838 fatal_error("UNKNOWN bkp-media-type");
839}
840} else {
841fatal_error("backup-media-type not specified!");
842}
843if (bkpinfo->disaster_recovery) {
844 if (bkpinfo->backup_media_type == cdstream) {
845 sprintf(bkpinfo->media_device, "/dev/cdrom");
846// bkpinfo->media_size[0] = -1;
847 bkpinfo->media_size[0] = 1999 * 1024;
848 bkpinfo->media_size[1] = 650; /* good guess */
849 } else if (bkpinfo->backup_media_type == usb) {
850 envtmp1 = getenv("MRUSBDEV");
851 if (envtmp1 == NULL) {
852 if (read_cfg_var(cfg_file, "usb-dev", value)) {
853 fatal_error("Cannot get USB device name from cfg file");
854 }
855 } else {
856 strcpy(value,envtmp1);
857 }
858 sprintf(bkpinfo->media_device, "%s1", value);
859 sprintf(tmp, "Backup medium is USB --- dev=%s", bkpinfo->media_device);
860 log_msg(2, tmp);
861 } else if (bkpinfo->backup_media_type == tape
862 || bkpinfo->backup_media_type == udev) {
863 if (read_cfg_var(cfg_file, "media-dev", value)) {
864 fatal_error("Cannot get tape device name from cfg file");
865 }
866 strcpy(bkpinfo->media_device, value);
867 read_cfg_var(cfg_file, "media-size", value);
868 bkpinfo->media_size[1] = atol(value);
869 sprintf(tmp, "Backup medium is TAPE --- dev=%s",
870 bkpinfo->media_device);
871 log_msg(2, tmp);
872 } else {
873 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* we don't really need this var */
874 bkpinfo->media_size[0] = 1999 * 1024; /* 650, probably, but we don't need this var anyway */
875 bkpinfo->media_size[1] = 1999 * 1024; /* 650, probably, but we don't need this var anyway */
876 log_msg(2, "Backup medium is CD-R[W]");
877 }
878} else {
879 log_msg(2,
880 "Not in Disaster Recovery Mode. No need to derive device name from config file.");
881}
882
883read_cfg_var(cfg_file, "use-star", value);
884if (strstr(value, "yes")) {
885 bkpinfo->use_star = TRUE;
886 log_msg(1, "Goody! ... bkpinfo->use_star is now true.");
887}
888
889read_cfg_var(cfg_file, "obdr", value);
890if (strstr(value, "TRUE")) {
891 bkpinfo->use_obdr = TRUE;
892 log_msg(1, "OBDR mode activated");
893}
894
895read_cfg_var(cfg_file, "acl", value);
896if (strstr(value, "TRUE")) {
897 mr_asprintf(&g_getfacl,"setfacl");
898 log_msg(1, "We will restore ACLs");
899 if (! find_home_of_exe("setfacl")) {
900 log_msg(1, "Unable to restore ACLs as no setfacl found");
901 }
902}
903read_cfg_var(cfg_file, "xattr", value);
904if (strstr(value, "TRUE")) {
905 mr_asprintf(&g_getfattr,"setfattr");
906 log_msg(1, "We will restore XATTRs");
907 if (! find_home_of_exe("setfattr")) {
908 log_msg(1, "Unable to restore XATTRs as no setfattr found");
909 }
910}
911
912if (0 == read_cfg_var(cfg_file, "internal-tape-block-size", value)) {
913bkpinfo->internal_tape_block_size = atol(value);
914log_msg(1, "Internal tape block size has been custom-set to %ld",
915 bkpinfo->internal_tape_block_size);
916} else {
917bkpinfo->internal_tape_block_size =
918 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
919log_msg(1, "Internal tape block size = default (%ld)",
920 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE);
921}
922
923read_cfg_var(cfg_file, "use-lzo", value);
924if (strstr(value, "yes")) {
925bkpinfo->use_lzo = TRUE;
926bkpinfo->use_gzip = FALSE;
927strcpy(bkpinfo->zip_exe, "lzop");
928strcpy(bkpinfo->zip_suffix, "lzo");
929} else {
930read_cfg_var(cfg_file, "use-gzip", value);
931if (strstr(value, "yes")) {
932 bkpinfo->use_lzo = FALSE;
933 bkpinfo->use_gzip = TRUE;
934 strcpy(bkpinfo->zip_exe, "gzip");
935 strcpy(bkpinfo->zip_suffix, "gz");
936} else {
937 read_cfg_var(cfg_file, "use-comp", value);
938 if (strstr(value, "yes")) {
939 bkpinfo->use_lzo = FALSE;
940 bkpinfo->use_gzip = FALSE;
941 strcpy(bkpinfo->zip_exe, "bzip2");
942 strcpy(bkpinfo->zip_suffix, "bz2");
943 } else {
944 bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
945 }
946}
947}
948
949value[0] = '\0';
950read_cfg_var(cfg_file, "differential", value);
951if (!strcmp(value, "yes") || !strcmp(value, "1")) {
952bkpinfo->differential = TRUE;
953}
954log_msg(2, "differential var = '%s'", value);
955if (bkpinfo->differential) {
956log_msg(2, "THIS IS A DIFFERENTIAL BACKUP");
957} else {
958log_msg(2, "This is a regular (full) backup");
959}
960
961read_cfg_var(g_mondo_cfg_file, "please-dont-eject", tmp);
962if (tmp[0]
963||
964strstr(call_program_and_get_last_line_of_output
965 ("cat /proc/cmdline"), "donteject")) {
966bkpinfo->please_dont_eject = TRUE;
967log_msg(2, "Ok, I shan't eject when restoring! Groovy.");
968}
969
970if (bkpinfo->backup_media_type == netfs) {
971 if (!cfgf) {
972 log_msg(2, "netfs_mount remains %s", bkpinfo->netfs_mount);
973 log_msg(2, "netfs_remote_dir remains %s",
974 bkpinfo->netfs_remote_dir);
975 log_msg(2,
976 "...cos it wouldn't make sense to abandon the values that GOT ME to this config file in the first place");
977 } else {
978 read_cfg_var(g_mondo_cfg_file, "netfs-server-mount",
979 bkpinfo->netfs_mount);
980 read_cfg_var(g_mondo_cfg_file, "netfs-server-path",
981 bkpinfo->netfs_remote_dir);
982 log_msg(2, "netfs_mount is %s", bkpinfo->netfs_mount);
983 log_msg(2, "netfs_proto is %s", bkpinfo->netfs_proto);
984 log_msg(2, "netfs_remote_dir is %s", bkpinfo->netfs_remote_dir);
985 }
986 if (strstr(call_program_and_get_last_line_of_output
987 ("cat /proc/cmdline"), "pxe")) {
988 /* We need to override values in PXE mode as it's
989 * already done in start-netfs */
990 envtmp1 = getenv("netfsmount");
991 if (envtmp1 == NULL) {
992 fatal_error("no netfsmount variable in environment");
993 }
994 envtmp2 = getenv("dirimg");
995 if (envtmp2 == NULL) {
996 fatal_error("no dirimg variable in environment");
997 }
998 strcpy(bkpinfo->netfs_mount,envtmp1);
999 strcpy(bkpinfo->netfs_remote_dir,envtmp2);
1000 }
1001} else if (bkpinfo->backup_media_type == iso) {
1002 /* Patch by Conor Daly 23-june-2004
1003 * to correctly mount iso-dev and set a sensible
1004 * isodir in disaster recovery mode
1005 */
1006 strcpy(old_isodir, bkpinfo->isodir);
1007 read_cfg_var(g_mondo_cfg_file, "iso-mnt", iso_mnt);
1008 read_cfg_var(g_mondo_cfg_file, "isodir", iso_path);
1009 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
1010 if (!bkpinfo->isodir[0]) {
1011 strcpy(bkpinfo->isodir, old_isodir);
1012 }
1013 if (!bkpinfo->disaster_recovery) {
1014 if (strcmp(old_isodir, bkpinfo->isodir)) {
1015 log_it
1016 ("user nominated isodir differs from archive, keeping user's choice: %s %s\n",
1017 old_isodir, bkpinfo->isodir);
1018 strcpy(bkpinfo->isodir, old_isodir);
1019 }
1020 }
1021 read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
1022 log_msg(2, "isodir=%s; iso-dev=%s", bkpinfo->isodir,
1023 g_isodir_device);
1024 if (bkpinfo->disaster_recovery) {
1025 if (is_this_device_mounted(g_isodir_device)) {
1026 log_msg(2, "NB: isodir is already mounted");
1027 /* Find out where it's mounted */
1028 sprintf(command,
1029 "mount | grep -E '^%s' | tail -n1 | cut -d' ' -f3",
1030 g_isodir_device);
1031 log_it("command = %s", command);
1032 log_it("res of it = %s",
1033 call_program_and_get_last_line_of_output(command));
1034 sprintf(iso_mnt, "%s",
1035 call_program_and_get_last_line_of_output(command));
1036 } else {
1037 sprintf(iso_mnt, "/tmp/isodir");
1038 sprintf(tmp, "mkdir -p %s", iso_mnt);
1039 run_program_and_log_output(tmp, 5);
1040 sprintf(tmp, "mount %s %s", g_isodir_device, iso_mnt);
1041 if (run_program_and_log_output(tmp, 3)) {
1042 log_msg(1,
1043 "Unable to mount isodir. Perhaps this is really a CD backup?");
1044 bkpinfo->backup_media_type = cdr;
1045 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* superfluous */
1046 bkpinfo->isodir[0] = iso_mnt[0] = iso_path[0] = '\0';
1047 if (mount_media()) {
1048 fatal_error
1049 ("Unable to mount isodir. Failed to mount CD-ROM as well.");
1050 } else {
1051 log_msg(1,
1052 "You backed up to disk, then burned some CDs.");
1053 }
1054 }
1055 }
1056 /* bkpinfo->isodir should now be the true path to prefix-1.iso etc... */
1057 if (bkpinfo->backup_media_type == iso) {
1058 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
1059 }
1060 }
1061}
1062
1063if (media_specified_by_user != none) {
1064 if (g_restoring_live_from_cd) {
1065 if (bkpinfo->backup_media_type != media_specified_by_user) {
1066 log_msg(2,
1067 "bkpinfo->backup_media_type != media_specified_by_user, so I'd better ask :)");
1068 interactively_obtain_media_parameters_from_user(FALSE);
1069 media_specified_by_user = bkpinfo->backup_media_type;
1070 get_cfg_file_from_archive();
1071 /*
1072 if (media_specified_by_user != cdr && media_specified_by_user == cdrw)
1073 { g_restoring_live_from_cd = FALSE; }
1074 */
1075 }
1076 }
1077 bkpinfo->backup_media_type = media_specified_by_user;
1078}
1079g_backup_media_type = bkpinfo->backup_media_type;
1080paranoid_free(value);
1081paranoid_free(tmp);
1082paranoid_free(command);
1083paranoid_free(iso_mnt);
1084paranoid_free(iso_path);
1085paranoid_free(old_isodir);
1086return (0);
1087
1088}
1089
1090/**************************************************************************
1091*END_READ_CFG_FILE_INTO_BKPINFO *
1092**************************************************************************/
1093
1094
1095
1096
1097/**
1098 * Allow the user to edit the filelist and biggielist.
1099 * The filelist is unlinked after it is read.
1100 * @param bkpinfo The backup information structure. Fields used:
1101 * - @c bkpinfo->backup_media_type
1102 * - @c bkpinfo->isodir
1103 * - @c bkpinfo->media_device
1104 * - @c bkpinfo->tmpdir
1105 * @return The filelist structure containing the information read from disk.
1106 */
1107struct
1108s_node *process_filelist_and_biggielist()
1109{
1110struct s_node *filelist;
1111
1112/** add mallocs**/
1113char *command;
1114char *tmp;
1115int res = 0;
1116pid_t pid;
1117bool extract_mountlist_stub = FALSE;
1118
1119assert(bkpinfo != NULL);
1120malloc_string(command);
1121malloc_string(tmp);
1122
1123/* If those files already exist, do not overwrite them later on */
1124if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
1125 extract_mountlist_stub = FALSE;
1126} else {
1127 extract_mountlist_stub = TRUE;
1128}
1129
1130if (does_file_exist(g_filelist_full)
1131&& does_file_exist(g_biggielist_txt)) {
1132 log_msg(1, "%s exists", g_filelist_full);
1133 log_msg(1, "%s exists", g_biggielist_txt);
1134 log_msg(2,
1135 "Filelist and biggielist already recovered from media. Yay!");
1136} else {
1137 getcwd(tmp, MAX_STR_LEN);
1138 chdir(bkpinfo->tmpdir);
1139 log_msg(1, "chdir(%s)", bkpinfo->tmpdir);
1140 log_to_screen("Extracting filelist and biggielist from media...");
1141 unlink("/tmp/filelist.full");
1142 unlink(FILELIST_FULL_STUB);
1143 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1144 sprintf(command,
1145 "tar -b %ld -zxf %s ./%s ./%s ./%s ./%s ./%s",
1146 bkpinfo->internal_tape_block_size,
1147 bkpinfo->media_device,
1148 MOUNTLIST_FNAME_STUB,
1149 BIGGIELIST_TXT_STUB,
1150 FILELIST_FULL_STUB,
1151 IWANTMYLVM_STUB,
1152 MONDO_CFG_FILE_STUB);
1153 log_msg(1, "tarcommand = %s", command);
1154 run_program_and_log_output(command, 1);
1155 if (!does_file_exist(FILELIST_FULL_STUB)) {
1156 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1157 log_msg(2, "pre-2.2.4 compatible mode on");
1158 sprintf(command,
1159 "tar -b %ld -zxf %s %s %s %s %s %s",
1160 bkpinfo->internal_tape_block_size,
1161 bkpinfo->media_device,
1162 MOUNTLIST_FNAME_STUB,
1163 BIGGIELIST_TXT_STUB,
1164 FILELIST_FULL_STUB,
1165 IWANTMYLVM_STUB,
1166 MONDO_CFG_FILE_STUB);
1167 log_msg(1, "tarcommand = %s", command);
1168 run_program_and_log_output(command, 1);
1169 }
1170 } else {
1171 log_msg(2,
1172 "Calling insist_on_this_cd_number; bkpinfo->isodir=%s",
1173 bkpinfo->isodir);
1174 insist_on_this_cd_number(1);
1175 log_msg(2, "Back from iotcn");
1176 run_program_and_log_output("mount", 1);
1177 sprintf(command,
1178 "tar -zxf %s/images/all.tar.gz ./%s ./%s ./%s ./%s ./%s",
1179 MNT_CDROM,
1180 MOUNTLIST_FNAME_STUB,
1181 BIGGIELIST_TXT_STUB,
1182 FILELIST_FULL_STUB,
1183 IWANTMYLVM_STUB,
1184 MONDO_CFG_FILE_STUB);
1185
1186 log_msg(1, "tarcommand = %s", command);
1187 run_program_and_log_output(command, 1);
1188 if (!does_file_exist(FILELIST_FULL_STUB)) {
1189 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1190 log_msg(2, "pre-2.2.4 compatible mode on");
1191 sprintf(command,
1192 "tar -zxf %s/images/all.tar.gz %s %s %s %s %s",
1193 MNT_CDROM,
1194 MOUNTLIST_FNAME_STUB,
1195 BIGGIELIST_TXT_STUB,
1196 FILELIST_FULL_STUB,
1197 IWANTMYLVM_STUB,
1198 MONDO_CFG_FILE_STUB);
1199
1200 log_msg(1, "tarcommand = %s", command);
1201 run_program_and_log_output(command, 1);
1202 }
1203 if (!does_file_exist(BIGGIELIST_TXT_STUB)) {
1204 fatal_error
1205 ("all.tar.gz did not include " BIGGIELIST_TXT_STUB);
1206 }
1207 if (!does_file_exist(FILELIST_FULL_STUB)) {
1208 fatal_error
1209 ("all.tar.gz did not include " FILELIST_FULL_STUB);
1210 }
1211 }
1212 sprintf(command, "cp -f %s %s", MONDO_CFG_FILE_STUB,
1213 g_mondo_cfg_file);
1214 run_program_and_log_output(command, FALSE);
1215
1216 sprintf(command, "cp -f %s/%s %s", bkpinfo->tmpdir,
1217 BIGGIELIST_TXT_STUB, g_biggielist_txt);
1218 log_msg(1, "command = %s", command);
1219 paranoid_system(command);
1220 sprintf(command, "ln -sf %s/%s %s", bkpinfo->tmpdir,
1221 FILELIST_FULL_STUB, g_filelist_full);
1222 log_msg(1, "command = %s", command);
1223 paranoid_system(command);
1224 }
1225
1226 if (am_I_in_disaster_recovery_mode()
1227 &&
1228 /* If it was there, do not overwrite it */
1229 (extract_mountlist_stub)
1230 &&
1231 ask_me_yes_or_no("Do you want to retrieve the mountlist as well?"))
1232 {
1233 sprintf(command, "ln -sf %s/%s /tmp", MOUNTLIST_FNAME_STUB,
1234 bkpinfo->tmpdir);
1235 paranoid_system(command);
1236 }
1237
1238 chdir(tmp);
1239
1240 if (!does_file_exist(g_biggielist_txt)) {
1241 log_msg(1, "Warning - %s not found", g_biggielist_txt);
1242 }
1243 if (!does_file_exist(g_filelist_full)) {
1244 log_msg(1, "Warning - %s does not exist", g_filelist_full);
1245 }
1246// popup_and_OK("Wonderful.");
1247
1248 log_msg(2, "Forking");
1249 pid = fork();
1250 switch (pid) {
1251 case -1:
1252 fatal_error("Forking error");
1253 break;
1254
1255 case 0:
1256 log_to_screen("Pre-processing filelist");
1257 if (!does_file_exist(g_biggielist_txt)) {
1258 sprintf(command, "echo -n > %s", g_biggielist_txt);
1259 paranoid_system(command);
1260 }
1261 sprintf(command, "grep -E '^/dev/.*' %s > %s",
1262 g_biggielist_txt, g_filelist_imagedevs);
1263 paranoid_system(command);
1264 exit(0);
1265 break;
1266
1267 default:
1268 open_evalcall_form("Pre-processing filelist");
1269 while (!waitpid(pid, (int *) 0, WNOHANG)) {
1270 usleep(100000);
1271 update_evalcall_form(0);
1272 }
1273 }
1274 close_evalcall_form();
1275
1276 log_msg(3, "loading filelist");
1277 filelist = load_filelist(g_filelist_full);
1278 log_msg(3, "deleting original filelist");
1279 unlink(g_filelist_full);
1280 if (g_text_mode) {
1281 printf("Restore which directory? --> ");
1282 fgets(tmp, sizeof(tmp), stdin);
1283 toggle_path_selection(filelist, tmp, TRUE);
1284 if (strlen(tmp) == 0) {
1285 res = 1;
1286 } else {
1287 res = 0;
1288 }
1289 } else {
1290 res = edit_filelist(filelist);
1291 }
1292 if (res) {
1293 log_msg(2, "User hit 'cancel'. Freeing filelist and aborting.");
1294 free_filelist(filelist);
1295 return (NULL);
1296 }
1297 ask_about_these_imagedevs(g_filelist_imagedevs, g_imagedevs_restthese);
1298 close_evalcall_form();
1299
1300 // NB: It's not necessary to add g_biggielist_txt to the filelist.full
1301 // file. The filelist.full file already contains the filename of EVERY
1302 // file backed up - regular and biggie files.
1303
1304 // However, we do want to make sure the imagedevs selected by the user
1305 // are flagged for restoring.
1306 if (length_of_file(g_imagedevs_restthese) > 2) {
1307 add_list_of_files_to_filelist(filelist, g_imagedevs_restthese,
1308 TRUE);
1309 }
1310
1311 paranoid_free(command);
1312 paranoid_free(tmp);
1313 return (filelist);
1314}
1315
1316/**************************************************************************
1317 *END_ PROCESS_FILELIST_AND_BIGGIELIST *
1318 **************************************************************************/
1319
1320
1321
1322
1323/**
1324 * Make a backup copy of <tt>path_root</tt>/<tt>filename</tt>.
1325 * The backup filename is the filename of the original with ".pristine" added.
1326 * @param path_root The place where the filesystem is mounted (e.g. MNT_RESTORING).
1327 * @param filename The filename (absolute path) within @p path_root.
1328 * @return 0 for success, nonzero for failure.
1329 */
1330int backup_crucial_file(char *path_root, char *filename)
1331{
1332 char *tmp;
1333 char *command;
1334 int res;
1335
1336 malloc_string(tmp);
1337 malloc_string(command);
1338 assert(path_root != NULL);
1339 assert_string_is_neither_NULL_nor_zerolength(filename);
1340
1341 sprintf(tmp, "%s/%s", path_root, filename);
1342 sprintf(command, "cp -f %s %s.pristine", tmp, tmp);
1343
1344 res = run_program_and_log_output(command, 5);
1345 paranoid_free(tmp);
1346 paranoid_free(command);
1347 return (res);
1348}
1349
1350void offer_to_make_initrd() {
1351
1352if (bkpinfo->restore_mode != nuke) {
1353 if (ask_me_yes_or_no
1354 ("You will now be able to re-generate your initrd.\nThis is especially useful if you changed of hardware configuration, cloned, made P2V, used multipath...\nDo you need to do it ?")) {
1355 log_msg(1,"Launching shell for manual initrd recreation");
1356 popup_and_OK("You'll now be chrooted under your future / partition.\nGo under /boot and rebuild your initrd with\nmkinitrd -f -v initrd-2.x.y.img 2.x.y e.g.\nThen type exit to finish.");
1357 mvaddstr_and_log_it(g_currentY, 0, "Modifying initrd...");
1358 if (!g_text_mode) {
1359 newtSuspend();
1360 }
1361 (void)system("chroot " MNT_RESTORING);
1362 if (!g_text_mode) {
1363 newtResume();
1364 }
1365 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1366 } else {
1367 return;
1368 }
1369} else {
1370 log_to_screen("Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1371 log_msg(1,"Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1372}
1373}
1374
1375
1376/**
1377 * Install the user's boot loader in the MBR.
1378 * Currently LILO, ELILO, GRUB, RAW (dd of MBR), and the FreeBSD bootloader are supported.
1379 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1380 * @return 0 for success, nonzero for failure.
1381 */
1382int run_boot_loader(bool offer_to_hack_scripts)
1383{
1384 int res;
1385 int retval = 0;
1386
1387 /** malloc *******/
1388 char *device;
1389 char *tmp = NULL;
1390 char *name;
1391 char *cmd = NULL;
1392
1393 malloc_string(device);
1394 malloc_string(name);
1395
1396 /* In order to have a working bootloader, we need to have all devices
1397 * ready in the chroot. If they are not there (udev) then copy them from
1398 * the current /dev location
1399 */
1400 mr_asprintf(&cmd,"tar cf - /dev | ( cd %s ; tar xf - )",MNT_RESTORING);
1401 run_program_and_log_output(cmd, 3);
1402 paranoid_free(cmd);
1403
1404 backup_crucial_file(MNT_RESTORING, "/etc/fstab");
1405 backup_crucial_file(MNT_RESTORING, "/boot/grub/menu.lst");
1406 backup_crucial_file(MNT_RESTORING, "/etc/lilo.conf");
1407 backup_crucial_file(MNT_RESTORING, "/etc/elilo.conf");
1408 backup_crucial_file(MNT_RESTORING, "/boot/grub/device.map");
1409 backup_crucial_file(MNT_RESTORING, "/etc/mtab");
1410 read_cfg_var(g_mondo_cfg_file, "bootloader.device", device);
1411 read_cfg_var(g_mondo_cfg_file, "bootloader.name", name);
1412 mr_asprintf(&tmp, "run_boot_loader: device='%s', name='%s'", device, name);
1413 log_msg(2, tmp);
1414 paranoid_free(tmp);
1415 system("sync");
1416
1417 offer_to_make_initrd();
1418 if (!strcmp(name, "LILO")) {
1419 res = run_lilo(offer_to_hack_scripts);
1420 } else if (!strcmp(name, "ELILO")) {
1421 res = run_elilo(offer_to_hack_scripts);
1422 } else if (!strcmp(name, "GRUB")) {
1423 res = run_grub(offer_to_hack_scripts, device);
1424 } else if (!strcmp(name, "RAW")) {
1425 res = run_raw_mbr(offer_to_hack_scripts, device);
1426 }
1427#ifdef __FreeBSD__
1428 else if (!strcmp(name, "BOOT0")) {
1429 mr_asprintf(&tmp, "boot0cfg -B %s", device);
1430 res = run_program_and_log_output(tmp, FALSE);
1431 paranoid_free(tmp);
1432 } else {
1433 mr_asprintf(&tmp, "ls /dev | grep -Eq '^%ss[1-4].*'", device);
1434 if (!system(tmp)) {
1435 paranoid_free(tmp);
1436 mr_asprintf(&tmp, MNT_RESTORING "/sbin/fdisk -B %s", device);
1437 res = run_program_and_log_output(tmp, 3);
1438 } else {
1439 log_msg(1,
1440 "I'm not running any boot loader. You have a DD boot drive. It's already loaded up.");
1441 }
1442 paranoid_free(tmp);
1443 }
1444#else
1445 else {
1446 log_to_screen
1447 ("Unable to determine type of boot loader. Defaulting to LILO.");
1448 res = run_lilo(offer_to_hack_scripts);
1449 }
1450#endif
1451 retval += res;
1452 if (res) {
1453 log_to_screen("Your boot loader returned an error");
1454 } else {
1455 log_to_screen("Your boot loader ran OK");
1456 }
1457 paranoid_free(device);
1458 paranoid_free(name);
1459 return (retval);
1460}
1461
1462/**************************************************************************
1463 *END_ RUN_BOOT_LOADER *
1464 **************************************************************************/
1465
1466
1467
1468/**
1469 * Attempt to find the user's editor.
1470 * @return The editor found ("vi" if none could be found).
1471 * @note The returned string points to static storage that will be overwritten with each call.
1472 */
1473char *find_my_editor(void)
1474{
1475 static char output[MAX_STR_LEN];
1476 if (find_home_of_exe("pico")) {
1477 strcpy(output, "pico");
1478 } else if (find_home_of_exe("nano")) {
1479 strcpy(output, "nano");
1480 } else if (find_home_of_exe("e3em")) {
1481 strcpy(output, "e3em");
1482 } else if (find_home_of_exe("e3vi")) {
1483 strcpy(output, "e3vi");
1484 } else {
1485 strcpy(output, "vi");
1486 }
1487 if (!find_home_of_exe(output)) {
1488 log_msg(2, " (find_my_editor) --- warning - %s not found", output);
1489 }
1490 return (output);
1491}
1492
1493
1494/**
1495 * Install GRUB on @p bd.
1496 * @param offer_to_run_stabgrub If TRUE, then offer to hack the user's fstab for them.
1497 * @param bd The boot device where GRUB is installed.
1498 * @return 0 for success, nonzero for failure.
1499 */
1500int run_grub(bool offer_to_run_stabgrub, char *bd)
1501{
1502 /** malloc **/
1503 char *command;
1504 char *boot_device;
1505 char *rootdev;
1506 char *rootdrive;
1507 char *conffile;
1508 char *tmp;
1509 char *editor;
1510
1511 int res;
1512 int done;
1513
1514 malloc_string(command);
1515 malloc_string(boot_device);
1516 malloc_string(tmp);
1517 malloc_string(editor);
1518 malloc_string(rootdev);
1519 malloc_string(rootdrive);
1520 malloc_string(conffile);
1521 assert_string_is_neither_NULL_nor_zerolength(bd);
1522 strcpy(editor, find_my_editor());
1523 strcpy(boot_device, bd);
1524
1525 if (!run_program_and_log_output("which grub-MR", FALSE)) {
1526 log_msg(1, "Yay! grub-MR found...");
1527 sprintf(command, "grub-MR %s /tmp/mountlist.txt", boot_device);
1528 log_msg(1, "command = %s", command);
1529 } else {
1530 sprintf(command, "chroot " MNT_RESTORING " grub-install %s",
1531 boot_device);
1532 log_msg(1, "WARNING - grub-MR not found; using grub-install");
1533 }
1534 if (offer_to_run_stabgrub
1535 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1536 /* interactive mode */
1537 {
1538 mvaddstr_and_log_it(g_currentY,
1539 0,
1540 "Modifying fstab, mtab, device.map and menu.lst, and running GRUB... ");
1541 for (done = FALSE; !done;) {
1542 popup_and_get_string("Boot device",
1543 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1544 boot_device, MAX_STR_LEN / 4);
1545 sprintf(command, "stabgrub-me %s", boot_device);
1546 res = run_program_and_log_output(command, 1);
1547 if (res) {
1548 popup_and_OK
1549 ("GRUB installation failed. Please install manually using 'grub-install' or similar command. You are now chroot()'ed to your restored system. Please type 'exit' when you are done.");
1550 newtSuspend();
1551 system("chroot " MNT_RESTORING);
1552 newtResume();
1553 popup_and_OK("Thank you.");
1554 } else {
1555 done = TRUE;
1556 }
1557 popup_and_OK("You will now edit fstab, mtab, device.map and menu.lst");
1558 if (!g_text_mode) {
1559 newtSuspend();
1560 }
1561 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1562 paranoid_system(tmp);
1563 sprintf(tmp, "chroot %s %s /etc/mtab", MNT_RESTORING, editor);
1564 paranoid_system(tmp);
1565 sprintf(tmp, "chroot %s %s /boot/grub/menu.lst", MNT_RESTORING, editor);
1566 paranoid_system(tmp);
1567 sprintf(tmp, "chroot %s %s /boot/grub/device.map", MNT_RESTORING, editor);
1568 paranoid_system(tmp);
1569 if (!g_text_mode) {
1570 newtResume();
1571 }
1572 }
1573 } else
1574 /* nuke mode */
1575 {
1576 mvaddstr_and_log_it(g_currentY,
1577 0,
1578 "Running GRUB... ");
1579 log_it("%s",command);
1580 res = run_program_and_log_output(command, 1);
1581 if (res) {
1582 popup_and_OK
1583 ("Because of bugs in GRUB's own installer, GRUB was not installed properly. Please install the boot loader manually now, using this chroot()'ed shell prompt. Type 'exit' when you have finished.");
1584 newtSuspend();
1585 system("chroot " MNT_RESTORING);
1586 newtResume();
1587 popup_and_OK("Thank you.");
1588 }
1589 }
1590 if (res) {
1591 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1592 log_to_screen
1593 ("GRUB ran w/error(s). See %s for more info.", MONDO_LOGFILE);
1594 log_msg(1, "Type:-");
1595 log_msg(1, " mount-me");
1596 log_msg(1, " chroot " MNT_RESTORING);
1597 log_msg(1, " mount /boot");
1598 log_msg(1, " grub-install '(hd0)'");
1599 log_msg(1, " exit");
1600 log_msg(1, " unmount-me");
1601 log_msg(1,
1602 "If you're really stuck, please e-mail the mailing list.");
1603 } else {
1604 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1605 }
1606 paranoid_free(rootdev);
1607 paranoid_free(rootdrive);
1608 paranoid_free(conffile);
1609 paranoid_free(command);
1610 paranoid_free(boot_device);
1611 paranoid_free(tmp);
1612 paranoid_free(editor);
1613
1614 return (res);
1615}
1616
1617/**************************************************************************
1618 *END_RUN_GRUB *
1619 **************************************************************************/
1620
1621
1622/**
1623 * Install ELILO on the user's boot drive (determined by elilo.conf).
1624 * @param offer_to_run_stabelilo If TRUE, then offer to hack the user's fstab for them.
1625 * @return 0 for success, nonzero for failure.
1626 */
1627int run_elilo(bool offer_to_run_stabelilo)
1628{
1629 /** malloc **/
1630 char *command;
1631 char *tmp;
1632 char *editor;
1633
1634 int res;
1635 int done;
1636
1637 malloc_string(command);
1638 malloc_string(tmp);
1639 malloc_string(editor);
1640 strcpy(editor, find_my_editor());
1641 if (offer_to_run_stabelilo
1642 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1643
1644 /* interactive mode */
1645 {
1646 mvaddstr_and_log_it(g_currentY,
1647 0,
1648 "Modifying fstab and elilo.conf... ");
1649 sprintf(command, "stabelilo-me");
1650 res = run_program_and_log_output(command, 3);
1651 if (res) {
1652 popup_and_OK
1653 ("You will now edit fstab and elilo.conf, to make sure they match your new mountlist.");
1654 for (done = FALSE; !done;) {
1655 if (!g_text_mode) {
1656 newtSuspend();
1657 }
1658 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1659 paranoid_system(tmp);
1660 sprintf(tmp, "chroot %s %s /etc/elilo.conf", MNT_RESTORING, editor);
1661 paranoid_system(tmp);
1662 if (!g_text_mode) {
1663 newtResume();
1664 }
1665// newtCls();
1666 if (ask_me_yes_or_no("Edit them again?")) {
1667 continue;
1668 }
1669 done = TRUE;
1670 }
1671 } else {
1672 log_to_screen("elilo.conf and fstab were modified OK");
1673 }
1674 } else
1675 /* nuke mode */
1676 {
1677 res = TRUE;
1678 }
1679 paranoid_free(command);
1680 paranoid_free(tmp);
1681 paranoid_free(editor);
1682 return (res);
1683}
1684
1685/**************************************************************************
1686 *END_RUN_ELILO *
1687 **************************************************************************/
1688
1689
1690/**
1691 * Install LILO on the user's boot drive (determined by /etc/lilo.conf).
1692 * @param offer_to_run_stablilo If TRUE, then offer to hack the user's fstab for them.
1693 * @return 0 for success, nonzero for failure.
1694 */
1695int run_lilo(bool offer_to_run_stablilo)
1696{
1697 /** malloc **/
1698 char *command;
1699 char *tmp;
1700 char *editor;
1701
1702 int res;
1703 int done;
1704 bool run_lilo_M = FALSE;
1705 malloc_string(command);
1706 malloc_string(tmp);
1707 malloc_string(editor);
1708
1709 if (!run_program_and_log_output
1710 ("grep \"boot.*=.*/dev/md\" " MNT_RESTORING "/etc/lilo.conf", 1)) {
1711 run_lilo_M = TRUE;
1712 }
1713
1714 strcpy(editor, find_my_editor());
1715 if (offer_to_run_stablilo
1716 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1717
1718 /* interactive mode */
1719 {
1720 mvaddstr_and_log_it(g_currentY,
1721 0,
1722 "Modifying fstab and lilo.conf, and running LILO... ");
1723 sprintf(command, "stablilo-me");
1724 res = run_program_and_log_output(command, 3);
1725 if (res) {
1726 popup_and_OK
1727 ("You will now edit fstab and lilo.conf, to make sure they match your new mountlist.");
1728 for (done = FALSE; !done;) {
1729 if (!g_text_mode) {
1730 newtSuspend();
1731 }
1732 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1733 paranoid_system(tmp);
1734 sprintf(tmp, "%s " MNT_RESTORING "/etc/lilo.conf", editor);
1735 paranoid_system(tmp);
1736 if (!g_text_mode) {
1737 newtResume();
1738 }
1739// newtCls();
1740 if (ask_me_yes_or_no("Edit them again?")) {
1741 continue;
1742 }
1743 res =
1744 run_program_and_log_output("chroot " MNT_RESTORING
1745 " lilo -L", 3);
1746 if (res) {
1747 res =
1748 run_program_and_log_output("chroot " MNT_RESTORING
1749 " lilo", 3);
1750 }
1751 if (res) {
1752 done =
1753 ask_me_yes_or_no
1754 ("LILO failed. Re-edit system files?");
1755 } else {
1756 done = TRUE;
1757 }
1758 }
1759 } else {
1760 log_to_screen("lilo.conf and fstab were modified OK");
1761 }
1762 } else
1763 /* nuke mode */
1764 {
1765 mvaddstr_and_log_it(g_currentY,
1766 0,
1767 "Running LILO... ");
1768 res =
1769 run_program_and_log_output("chroot " MNT_RESTORING " lilo -L",
1770 3);
1771 if (res) {
1772 res =
1773 run_program_and_log_output("chroot " MNT_RESTORING " lilo",
1774 3);
1775 }
1776 if (res) {
1777 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1778 log_to_screen
1779 ("Failed to re-jig fstab and/or lilo. Edit/run manually, please.");
1780 } else {
1781 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1782 }
1783 }
1784 if (run_lilo_M) {
1785 run_program_and_log_output("chroot " MNT_RESTORING
1786 " lilo -M /dev/hda", 3);
1787 run_program_and_log_output("chroot " MNT_RESTORING
1788 " lilo -M /dev/sda", 3);
1789 }
1790 paranoid_free(command);
1791 paranoid_free(tmp);
1792 paranoid_free(editor);
1793 return (res);
1794}
1795
1796/**************************************************************************
1797 *END_RUN_LILO *
1798 **************************************************************************/
1799
1800
1801/**
1802 * Install a raw MBR onto @p bd.
1803 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1804 * @param bd The device to copy the stored MBR to.
1805 * @return 0 for success, nonzero for failure.
1806 */
1807int run_raw_mbr(bool offer_to_hack_scripts, char *bd)
1808{
1809 /** malloc **/
1810 char *command;
1811 char *boot_device;
1812 char *tmp;
1813 char *editor;
1814 int res;
1815 int done;
1816
1817 malloc_string(command);
1818 malloc_string(boot_device);
1819 malloc_string(tmp);
1820 malloc_string(editor);
1821 assert_string_is_neither_NULL_nor_zerolength(bd);
1822
1823 strcpy(editor, find_my_editor());
1824 strcpy(boot_device, bd);
1825 sprintf(command, "raw-MR %s /tmp/mountlist.txt", boot_device);
1826 log_msg(2, "run_raw_mbr() --- command='%s'", command);
1827
1828 if (offer_to_hack_scripts
1829 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1830 /* interactive mode */
1831 {
1832 mvaddstr_and_log_it(g_currentY, 0,
1833 "Modifying fstab and restoring MBR... ");
1834 for (done = FALSE; !done;) {
1835 if (!run_program_and_log_output("which vi", FALSE)) {
1836 popup_and_OK("You will now edit fstab");
1837 if (!g_text_mode) {
1838 newtSuspend();
1839 }
1840 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1841 paranoid_system(tmp);
1842 if (!g_text_mode) {
1843 newtResume();
1844 }
1845// newtCls();
1846 }
1847 popup_and_get_string("Boot device",
1848 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1849 boot_device, MAX_STR_LEN / 4);
1850 sprintf(command, "stabraw-me %s", boot_device);
1851 res = run_program_and_log_output(command, 3);
1852 if (res) {
1853 done = ask_me_yes_or_no("Modifications failed. Re-try?");
1854 } else {
1855 done = TRUE;
1856 }
1857 }
1858 } else
1859 /* nuke mode */
1860 {
1861 mvaddstr_and_log_it(g_currentY, 0,
1862 "Restoring MBR... ");
1863 res = run_program_and_log_output(command, 3);
1864 }
1865 if (res) {
1866 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1867 log_to_screen
1868 ("MBR+fstab processed w/error(s). See %s for more info.", MONDO_LOGFILE);
1869 } else {
1870 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1871 }
1872 paranoid_free(command);
1873 paranoid_free(boot_device);
1874 paranoid_free(tmp);
1875 paranoid_free(editor);
1876 return (res);
1877}
1878
1879/**************************************************************************
1880 *END_RUN_RAW_MBR *
1881 **************************************************************************/
1882
1883
1884
1885/**
1886 * malloc() and set sensible defaults for the mondorestore filename variables.
1887 * @param bkpinfo The backup information structure. Fields used:
1888 * - @c bkpinfo->tmpdir
1889 * - @c bkpinfo->disaster_recovery
1890 */
1891void setup_MR_global_filenames()
1892{
1893 char *temppath;
1894
1895 assert(bkpinfo != NULL);
1896
1897 malloc_string(g_biggielist_txt);
1898 malloc_string(g_filelist_full);
1899 malloc_string(g_filelist_imagedevs);
1900 malloc_string(g_imagedevs_restthese);
1901 malloc_string(g_mondo_cfg_file);
1902 malloc_string(g_mountlist_fname);
1903 malloc_string(g_mondo_home);
1904 /*
1905 malloc_string(g_tmpfs_mountpt);
1906 */
1907 malloc_string(g_isodir_device);
1908 malloc_string(g_isodir_format);
1909
1910 temppath = bkpinfo->tmpdir;
1911
1912 sprintf(g_biggielist_txt, "%s/%s", temppath, BIGGIELIST_TXT_STUB);
1913 sprintf(g_filelist_full, "%s/%s", temppath, FILELIST_FULL_STUB);
1914 sprintf(g_filelist_imagedevs, "%s/tmp/filelist.imagedevs", temppath);
1915// sprintf(g_imagedevs_pot, "%s/tmp/imagedevs.pot", temppath);
1916 sprintf(g_imagedevs_restthese, "%s/tmp/imagedevs.restore-these",
1917 temppath);
1918 if (bkpinfo->disaster_recovery) {
1919 sprintf(g_mondo_cfg_file, "/%s", MONDO_CFG_FILE_STUB);
1920 sprintf(g_mountlist_fname, "/%s", MOUNTLIST_FNAME_STUB);
1921 } else {
1922 sprintf(g_mondo_cfg_file, "%s/%s", temppath, MONDO_CFG_FILE_STUB);
1923 sprintf(g_mountlist_fname, "%s/%s", temppath,
1924 MOUNTLIST_FNAME_STUB);
1925 }
1926}
1927
1928/**************************************************************************
1929 *END_SET_GLOBAL_FILENAME *
1930 **************************************************************************/
1931
1932
1933/**
1934 * Copy @p input_file (containing the result of a compare) to @p output_file,
1935 * deleting spurious "changes" along the way.
1936 * @param output_file The output file to write with spurious changes removed.
1937 * @param input_file The input file, a list of changed files created by a compare.
1938 */
1939void streamline_changes_file(char *output_file, char *input_file)
1940{
1941 FILE *fin;
1942 FILE *fout;
1943 /** malloc **/
1944 char *incoming;
1945
1946 assert_string_is_neither_NULL_nor_zerolength(output_file);
1947 assert_string_is_neither_NULL_nor_zerolength(input_file);
1948 malloc_string(incoming);
1949
1950 if (!(fin = fopen(input_file, "r"))) {
1951 log_OS_error(input_file);
1952 return;
1953 }
1954 if (!(fout = fopen(output_file, "w"))) {
1955 fatal_error("cannot open output_file");
1956 }
1957 for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
1958 fgets(incoming, MAX_STR_LEN - 1, fin)) {
1959 if (strncmp(incoming, "etc/adjtime", 11)
1960 && strncmp(incoming, "etc/mtab", 8)
1961 && strncmp(incoming, "tmp/", 4)
1962 && strncmp(incoming, "boot/map", 8)
1963 && !strstr(incoming, "incheckentry")
1964 && strncmp(incoming, "etc/mail/statistics", 19)
1965 && strncmp(incoming, "var/", 4))
1966 fprintf(fout, "%s", incoming); /* don't need \n here, for some reason.. */
1967 }
1968 paranoid_fclose(fout);
1969 paranoid_fclose(fin);
1970 paranoid_free(incoming);
1971}
1972
1973/**************************************************************************
1974 *END_STREAMLINE_CHANGES_FILE *
1975 **************************************************************************/
1976
1977
1978/**
1979 * Give the user twenty seconds to press Ctrl-Alt-Del before we nuke their drives.
1980 */
1981void twenty_seconds_til_yikes()
1982{
1983 int i;
1984 /* MALLOC * */
1985 char *tmp;
1986
1987 malloc_string(tmp);
1988 if (does_file_exist("/tmp/NOPAUSE")) {
1989 return;
1990 }
1991 open_progress_form("CAUTION",
1992 "Be advised: I am about to ERASE your hard disk(s)!",
1993 "You may press Ctrl+Alt+Del to abort safely.",
1994 "", 20);
1995 for (i = 0; i < 20; i++) {
1996 g_current_progress = i;
1997 sprintf(tmp, "You have %d seconds left to abort.", 20 - i);
1998 update_progress_form(tmp);
1999 sleep(1);
2000 }
2001 close_progress_form();
2002 paranoid_free(tmp);
2003}
2004
2005/**************************************************************************
2006 *END_TWENTY_SECONDS_TIL_YIKES *
2007 **************************************************************************/
2008
2009
2010/**
2011 * Unmount all devices in @p p_external_copy_of_mountlist.
2012 * @param p_external_copy_of_mountlist The mountlist to guide the devices to unmount.
2013 * @return 0 for success, nonzero for failure.
2014 */
2015int unmount_all_devices(struct mountlist_itself
2016 *p_external_copy_of_mountlist)
2017{
2018 struct mountlist_itself *mountlist;
2019 int retval = 0, lino, res = 0, i;
2020 char *command;
2021 char *tmp = NULL;
2022
2023 malloc_string(command);
2024 assert(p_external_copy_of_mountlist != NULL);
2025
2026 mountlist = malloc(sizeof(struct mountlist_itself));
2027 memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
2028 sizeof(struct mountlist_itself));
2029 sort_mountlist_by_mountpoint(mountlist, 0);
2030
2031 run_program_and_log_output("df -m", 3);
2032 mvaddstr_and_log_it(g_currentY, 0, "Unmounting devices ");
2033 open_progress_form("Unmounting devices",
2034 "Unmounting all devices that were mounted,",
2035 "in preparation for the post-restoration reboot.",
2036 "", mountlist->entries);
2037 chdir("/");
2038 for (i = 0;
2039 i < 10
2040 &&
2041 run_program_and_log_output
2042 ("ps | grep buffer | grep -v \"grep buffer\"", TRUE) == 0;
2043 i++) {
2044 sleep(1);
2045 log_msg(2, "Waiting for buffer() to finish");
2046 }
2047
2048 paranoid_system("sync");
2049
2050 mr_asprintf(&tmp, "cp -f %s " MNT_RESTORING "/var/log", MONDO_LOGFILE);
2051 if (run_program_and_log_output(tmp, FALSE)) {
2052 log_msg(1,
2053 "Error. Failed to copy log to PC's /var/log dir. (Mounted read-only?)");
2054 }
2055 paranoid_free(tmp);
2056 if (does_file_exist("/tmp/DUMBASS-GENTOO")) {
2057 run_program_and_log_output("mkdir -p " MNT_RESTORING
2058 "/mnt/.boot.d", 5);
2059 }
2060
2061 /* Unmounting the local /proc and /sys first */
2062 run_program_and_log_output("umount " MNT_RESTORING "/proc",3);
2063 run_program_and_log_output("umount " MNT_RESTORING "/sys",3);
2064
2065 for (lino = mountlist->entries - 1; lino >= 0; lino--) {
2066 if (!strcmp(mountlist->el[lino].mountpoint, "lvm")) {
2067 continue;
2068 }
2069 mr_asprintf(&tmp, "Unmounting device %s ", mountlist->el[lino].device);
2070
2071 update_progress_form(tmp);
2072
2073 if (is_this_device_mounted(mountlist->el[lino].device)) {
2074 if (!strcmp(mountlist->el[lino].mountpoint, "swap")) {
2075 sprintf(command, "swapoff %s", mountlist->el[lino].device);
2076 } else {
2077 if (!strcmp(mountlist->el[lino].mountpoint, "/1")) {
2078 sprintf(command, "umount %s/", MNT_RESTORING);
2079 log_msg(3,
2080 "Well, I know a certain kitty-kitty who'll be sleeping with Mommy tonight...");
2081 } else {
2082 sprintf(command, "umount " MNT_RESTORING "%s",
2083 mountlist->el[lino].mountpoint);
2084
2085 /* To support latest Ubuntu where /var is a separate FS
2086 * Cf: http://linux.derkeiler.com/Mailing-Lists/Ubuntu/2007-04/msg01319.html
2087 * we need to create some dirs under the real / before unmounting it */
2088 if (!strcmp(mountlist->el[lino].mountpoint, "/")) {
2089 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/lock", FALSE);
2090 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run", FALSE);
2091 }
2092 }
2093 }
2094 log_msg(10, "The 'umount' command is '%s'", command);
2095 res = run_program_and_log_output(command, 3);
2096 } else {
2097 mr_strcat(tmp, "...not mounted anyway :-) OK");
2098 res = 0;
2099 }
2100 g_current_progress++;
2101 if (res) {
2102 mr_strcat(tmp, "...Failed");
2103 retval++;
2104 log_to_screen(tmp);
2105 } else {
2106 log_msg(2, tmp);
2107 }
2108 paranoid_free(tmp);
2109 }
2110 close_progress_form();
2111 if (retval) {
2112 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
2113 } else {
2114 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
2115 }
2116 if (retval) {
2117 log_to_screen("Unable to unmount some of your partitions.");
2118 } else {
2119 log_to_screen("All partitions were unmounted OK.");
2120 }
2121 free(mountlist);
2122 paranoid_free(command);
2123 return (retval);
2124}
2125
2126/**************************************************************************
2127 *END_UNMOUNT_ALL_DEVICES *
2128 **************************************************************************/
2129
2130
2131
2132/**
2133 * Extract mondo-restore.cfg and the mountlist from the tape inserted
2134 * to the ./tmp/ directory.
2135 * @param dev The tape device to read from.
2136 * @return 0 for success, nonzero for failure.
2137 */
2138int extract_cfg_file_and_mountlist_from_tape_dev(char *dev)
2139{
2140 char *command;
2141 int res = 0;
2142
2143 malloc_string(command);
2144
2145 if (bkpinfo->use_obdr) {
2146 skip_obdr();
2147 } else {
2148 // BCO: below 32KB seems to block at least on RHAS 2.1 and MDK 10.0
2149 set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
2150 }
2151
2152 sprintf(command,
2153 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx ./%s ./%s ./%s ./%s ./%s",
2154 dev,
2155 bkpinfo->internal_tape_block_size,
2156 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2157 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2158 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2159 log_msg(2, "command = '%s'", command);
2160 res = run_program_and_log_output(command, -1);
2161 if (res != 0) {
2162 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2163 res = 0;
2164 } else {
2165 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2166 log_msg(2, "pre-2.2.4 compatible mode on");
2167 sprintf(command,
2168 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx %s %s %s %s %s",
2169 dev,
2170 bkpinfo->internal_tape_block_size,
2171 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2172 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2173 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2174 log_msg(2, "command = '%s'", command);
2175 res = run_program_and_log_output(command, -1);
2176 if ((res != 0) && (does_file_exist(MONDO_CFG_FILE_STUB))) {
2177 res = 0;
2178 }
2179 }
2180 }
2181 paranoid_free(command);
2182 return (res);
2183}
2184
2185
2186
2187/**
2188 * Get the configuration file from the floppy, tape, or CD.
2189 * @param bkpinfo The backup information structure. Fields used:
2190 * - @c bkpinfo->backup_media_type
2191 * - @c bkpinfo->media_device
2192 * - @c bkpinfo->tmpdir
2193 * @return 0 for success, nonzero for failure.
2194 */
2195int get_cfg_file_from_archive()
2196{
2197 int retval = 0;
2198
2199 /** malloc *****/
2200 char *device;
2201 char *command;
2202 char *cfg_file;
2203 char *mounted_cfgf_path;
2204 char *tmp;
2205 char *mountpt;
2206 char *ramdisk_fname;
2207 char *mountlist_file;
2208 bool extract_mountlist_stub = FALSE;
2209 bool extract_i_want_my_lvm = FALSE;
2210
2211 bool try_plan_B;
2212
2213 assert(bkpinfo != NULL);
2214 malloc_string(cfg_file);
2215 malloc_string(mounted_cfgf_path);
2216 malloc_string(mountpt);
2217 malloc_string(ramdisk_fname);
2218 malloc_string(mountlist_file);
2219 malloc_string(device);
2220 malloc_string(command);
2221 malloc_string(tmp);
2222 log_msg(2, "gcffa --- starting");
2223 log_to_screen("I'm thinking...");
2224 sprintf(mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
2225 device[0] = '\0';
2226 chdir(bkpinfo->tmpdir);
2227 strcpy(cfg_file, MONDO_CFG_FILE_STUB);
2228 unlink(cfg_file); // cfg_file[] is missing the '/' at the start, FYI, by intent
2229 unlink(FILELIST_FULL_STUB);
2230 unlink(BIGGIELIST_TXT_STUB);
2231 sprintf(command, "mkdir -p %s", mountpt);
2232 run_program_and_log_output(command, FALSE);
2233
2234 sprintf(cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
2235 sprintf(mountlist_file, "%s/%s", bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2236 // make_hole_for_file( cfg_file );
2237 // make_hole_for_file( mountlist_file);
2238 log_msg(2, "mountpt = %s; cfg_file=%s", mountpt, cfg_file);
2239
2240 if (!does_file_exist(cfg_file)) {
2241 log_msg(2, "gcffa --- we don't have cfg file yet.");
2242 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
2243 try_plan_B = TRUE;
2244 } else {
2245 log_msg(2, "gcffa --- calling mount_media now :)");
2246 if (!mount_media()) {
2247 log_msg(2,
2248 "gcffa --- managed to mount CD; so, no need for Plan B");
2249 try_plan_B = FALSE;
2250 } else {
2251 try_plan_B = TRUE;
2252 }
2253 if (what_number_cd_is_this() > 1) {
2254 insist_on_this_cd_number((g_current_media_number = 1));
2255 }
2256 }
2257 if (try_plan_B) {
2258 log_msg(2, "gcffa --- OK, switching to Plan B");
2259 chdir(bkpinfo->tmpdir);
2260 run_program_and_log_output("mkdir -p tmp", FALSE);
2261
2262 if (strlen(bkpinfo->media_device) == 0) {
2263 strcpy(bkpinfo->media_device, "/dev/st0");
2264 log_msg(2, "media_device is blank; assuming %s");
2265 }
2266 strcpy(tmp, bkpinfo->media_device);
2267 if (extract_cfg_file_and_mountlist_from_tape_dev
2268 (bkpinfo->media_device)) {
2269 strcpy(bkpinfo->media_device, "/dev/st0");
2270 if (extract_cfg_file_and_mountlist_from_tape_dev
2271 (bkpinfo->media_device)) {
2272 strcpy(bkpinfo->media_device, "/dev/osst0");
2273 if (extract_cfg_file_and_mountlist_from_tape_dev
2274 (bkpinfo->media_device)) {
2275 strcpy(bkpinfo->media_device, "/dev/ht0");
2276 if (extract_cfg_file_and_mountlist_from_tape_dev
2277 (bkpinfo->media_device)) {
2278 log_msg(3,
2279 "I tried lots of devices but none worked.");
2280 strcpy(bkpinfo->media_device, tmp);
2281 }
2282 }
2283 }
2284 }
2285
2286 if (!does_file_exist("tmp/mondo-restore.cfg")) {
2287 log_to_screen("Cannot find config info on media");
2288 return (1);
2289 }
2290 } else {
2291 if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
2292 extract_mountlist_stub = FALSE;
2293 } else {
2294 extract_mountlist_stub = TRUE;
2295 }
2296 if (does_file_exist("/"IWANTMYLVM_STUB)) {
2297 extract_i_want_my_lvm = FALSE;
2298 } else {
2299 extract_i_want_my_lvm = TRUE;
2300 }
2301
2302 log_msg(2,
2303 "gcffa --- Plan B, a.k.a. untarring some file from all.tar.gz");
2304 sprintf(command, "tar -zxvf " MNT_CDROM "/images/all.tar.gz ./%s ./%s ./%s ./%s ./%s", MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB); // add -b TAPE_BLOCK_SIZE if you _really_ think it's necessary
2305 run_program_and_log_output(command, TRUE);
2306 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2307 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2308 log_msg(2, "pre-2.2.4 compatible mode on");
2309 sprintf(command, "tar -zxvf " MNT_CDROM "/images/all.tar.gz %s %s %s %s %s", MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB); // add -b TAPE_BLOCK_SIZE if you _really_ think it's necessary
2310 run_program_and_log_output(command, TRUE);
2311 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2312 fatal_error
2313 ("Please reinsert the disk/CD and try again.");
2314 }
2315 }
2316 }
2317 }
2318 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2319 log_msg(1, "gcffa --- great! We've got the config file");
2320 sprintf(tmp, "%s/%s",
2321 call_program_and_get_last_line_of_output("pwd"),
2322 MONDO_CFG_FILE_STUB);
2323 sprintf(command, "cp -f %s %s", tmp, cfg_file);
2324 log_it("%s",command);
2325 if (strcmp(tmp, cfg_file)
2326 && run_program_and_log_output(command, 1)) {
2327 log_msg(1,
2328 "... but an error occurred when I tried to move it to %s",
2329 cfg_file);
2330 } else {
2331 log_msg(1, "... and I moved it successfully to %s", cfg_file);
2332 }
2333 sprintf(command, "cp -f %s/%s %s",
2334 call_program_and_get_last_line_of_output("pwd"),
2335 MOUNTLIST_FNAME_STUB, mountlist_file);
2336 log_it("%s",command);
2337 if (extract_mountlist_stub) {
2338 if (strcmp(tmp, cfg_file)
2339 && run_program_and_log_output(command, 1)) {
2340 log_msg(1, "Failed to get mountlist");
2341 } else {
2342 log_msg(1, "Got mountlist too");
2343 sprintf(command, "cp -f %s %s", mountlist_file,
2344 g_mountlist_fname);
2345 if (run_program_and_log_output(command, 1)) {
2346 log_msg(1, "Failed to copy mountlist to /tmp");
2347 } else {
2348 log_msg(1, "Copied mountlist to /tmp as well OK");
2349 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2350 run_program_and_log_output(command, 1);
2351 }
2352 }
2353 }
2354 }
2355 run_program_and_log_output("umount " MNT_CDROM, FALSE);
2356 if (!does_file_exist(cfg_file)) {
2357 log_it("%s",cfg_file);
2358 log_msg(1, "%s not found", cfg_file);
2359 log_to_screen
2360 ("Oh dear. Unable to recover configuration file from boot disk");
2361 return (1);
2362 }
2363
2364 log_to_screen("Recovered mondo-restore.cfg");
2365 if (!does_file_exist(MOUNTLIST_FNAME_STUB)) {
2366 log_to_screen("...but not mountlist.txt - a pity, really...");
2367 }
2368 else {
2369 /* Is this code really useful ??? */
2370 if (extract_mountlist_stub) {
2371 sprintf(command, "cp -f %s %s/%s", MOUNTLIST_FNAME_STUB,
2372 bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2373 run_program_and_log_output(command, FALSE);
2374 }
2375 }
2376
2377 sprintf(command, "cp -f %s /%s", cfg_file, MONDO_CFG_FILE_STUB);
2378 run_program_and_log_output(command, FALSE);
2379 if (extract_mountlist_stub) {
2380 sprintf(command, "cp -f %s /%s", mountlist_file, MOUNTLIST_FNAME_STUB);
2381 run_program_and_log_output(command, FALSE);
2382 }
2383 sprintf(command, "cp -f etc/raidtab /etc/");
2384 run_program_and_log_output(command, FALSE);
2385 if (extract_i_want_my_lvm) {
2386 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2387 run_program_and_log_output(command, FALSE);
2388 }
2389 g_backup_media_type = bkpinfo->backup_media_type;
2390 paranoid_free(device);
2391 paranoid_free(command);
2392 paranoid_free(tmp);
2393 paranoid_free(cfg_file);
2394 paranoid_free(mounted_cfgf_path);
2395 paranoid_free(mountpt);
2396 paranoid_free(ramdisk_fname);
2397 paranoid_free(mountlist_file);
2398 return (retval);
2399}
2400
2401/**************************************************************************
2402 *END_GET_CFG_FILE_FROM_ARCHIVE *
2403 **************************************************************************/
2404
2405/* @} - end restoreUtilityGroup */
2406
2407
2408/***************************************************************************
2409 * F@ *
2410 * () -- Hugo Rabson *
2411 * *
2412 * Purpose: *
2413 * *
2414 * Called by: *
2415 * Params: - - *
2416 * Returns: 0=success; nonzero=failure *
2417 ***************************************************************************/
2418
2419
2420
2421void wait_until_software_raids_are_prepped(char *mdstat_file,
2422 int wait_for_percentage)
2423{
2424 struct raidlist_itself *raidlist;
2425 int unfinished_mdstat_devices = 9999, i;
2426 char *screen_message;
2427
2428 malloc_string(screen_message);
2429 raidlist = malloc(sizeof(struct raidlist_itself));
2430
2431 assert(wait_for_percentage <= 100);
2432 log_it("wait_until_software_raids_are_prepped");
2433 while (unfinished_mdstat_devices > 0) {
2434 // FIXME: Prefix '/dev/' should really be dynamic!
2435 if (parse_mdstat(raidlist, "/dev/")) {
2436 log_to_screen("Sorry, cannot read %s", MDSTAT_FILE);
2437 log_msg(1,"Sorry, cannot read %s", MDSTAT_FILE);
2438 return;
2439 }
2440 for (unfinished_mdstat_devices = i = 0; i <= raidlist->entries; i++) {
2441 if (raidlist->el[i].progress < wait_for_percentage) {
2442 unfinished_mdstat_devices++;
2443 if (raidlist->el[i].progress == -1) // delayed while another partition inits
2444 {
2445 continue;
2446 }
2447 log_msg(1,"Sync'ing %s (i=%d)", raidlist->el[i].raid_device, i);
2448 sprintf(screen_message, "Sync'ing %s",
2449 raidlist->el[i].raid_device);
2450 open_evalcall_form(screen_message);
2451 while (raidlist->el[i].progress < wait_for_percentage) {
2452 log_msg(1,"Percentage sync'ed: %d", raidlist->el[i].progress);
2453 update_evalcall_form(raidlist->el[i].progress);
2454 sleep(2);
2455 // FIXME: Prefix '/dev/' should really be dynamic!
2456 if (parse_mdstat(raidlist, "/dev/")) {
2457 break;
2458 }
2459 }
2460 close_evalcall_form();
2461 }
2462 }
2463 }
2464 paranoid_free(screen_message);
2465 paranoid_free(raidlist);
2466}
2467
2468
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