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

Last change on this file was 3320, checked in by Bruno Cornec, 9 years ago
  • Re-add (thanks git BTW) the 2.2.9 branch which had been destroyed in the move to 3.0
  • Property svn:eol-style set to native
File size: 71.9 KB
Line 
1/***************************************************************************
2$Id: mondo-rstr-tools.c 2878 2011-10-04 23:20:58Z 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 mount_media();
77extern int set_tape_block_size_with_mt(long internal_tape_block_size);
78
79/**
80* @addtogroup restoreUtilityGroup
81* @{
82*/
83/**
84* Free the malloc()s for the filename variables.
85*/
86void free_MR_global_filenames(void)
87{
88paranoid_free(g_biggielist_txt);
89paranoid_free(g_filelist_full);
90paranoid_free(g_filelist_imagedevs);
91paranoid_free(g_imagedevs_restthese);
92paranoid_free(g_mondo_cfg_file);
93paranoid_free(g_mountlist_fname);
94paranoid_free(g_mondo_home);
95/*
96paranoid_free(g_tmpfs_mountpt);
97*/
98paranoid_free(g_isodir_device);
99paranoid_free(g_isodir_format);
100
101}
102
103
104
105/**
106* Ask the user which imagedevs from the list contained in @p infname should
107* actually be restored.
108* @param infname The file containing a list of all imagedevs.
109* @param outfname The location of the output file containing the imagedevs the user wanted to restore.
110* @ingroup restoreUtilityGroup
111*/
112void ask_about_these_imagedevs(char *infname, char *outfname)
113{
114FILE *fin;
115FILE *fout;
116/************************************************************************
117* allocate memory regions. test and set -sab 16 feb 2003 *
118************************************************************************/
119char *incoming_ptr;
120char *question_ptr;
121
122char incoming[MAX_STR_LEN] = "\0";
123char question[MAX_STR_LEN];
124
125assert_string_is_neither_NULL_nor_zerolength(infname);
126assert_string_is_neither_NULL_nor_zerolength(outfname);
127
128incoming_ptr = malloc(sizeof(incoming));
129if (incoming_ptr == NULL) {
130fprintf(stderr, "Out of Memory\n");
131exit(EXIT_FAILURE);
132}
133
134question_ptr = malloc(sizeof(question));
135if (question_ptr == NULL) {
136fprintf(stderr, "Out of Memory\n");
137exit(EXIT_FAILURE);
138}
139
140memset(incoming_ptr, '\0', sizeof(incoming));
141memset(question_ptr, '\0', sizeof(question));
142
143
144
145if (!(fin = fopen(infname, "r"))) {
146fatal_error("Cannot openin infname");
147}
148if (!(fout = fopen(outfname, "w"))) {
149fatal_error("Cannot openin outfname");
150}
151for (fgets(incoming_ptr, MAX_STR_LEN, fin);
152 !feof(fin); fgets(incoming_ptr, MAX_STR_LEN, fin)) {
153strip_spaces(incoming_ptr);
154
155if (incoming[0] == '\0') {
156 continue;
157}
158
159sprintf(question_ptr,
160 "Should I restore the image of %s ?", incoming_ptr);
161
162if (ask_me_yes_or_no(question_ptr)) {
163 fprintf(fout, "%s\n", incoming_ptr);
164}
165}
166
167/*** free memory ***********/
168paranoid_free(incoming_ptr);
169incoming_ptr = NULL;
170paranoid_free(question_ptr);
171question_ptr = NULL;
172
173
174paranoid_fclose(fout);
175paranoid_fclose(fin);
176}
177
178/**************************************************************************
179*ASK_ABOUT_THESE_IMAGEDEVS *
180**************************************************************************/
181
182
183
184
185
186
187
188
189/**
190* Extract @c mondo-restore.cfg and @c mountlist.txt from @p ramdisk_fname.
191* @param bkpinfo The backup information structure. @c tmpdir is the only field used.
192* @param ramdisk_fname The filename of the @b compressed ramdisk to look in.
193* @param output_cfg_file Where to put the configuration file extracted.
194* @param output_mountlist_file Where to put the mountlist file extracted.
195* @return 0 for success, nonzero for failure.
196* @ingroup restoreUtilityGroup
197*/
198
199/**
200* Keep trying to get mondo-restore.cfg from the archive, until the user gives up.
201*/
202void get_cfg_file_from_archive_or_bust()
203{
204while (get_cfg_file_from_archive()) {
205if (!ask_me_yes_or_no
206 ("Failed to find config file/archives. Choose another source?"))
207{
208 fatal_error("Could not find config file/archives. Aborting.");
209}
210interactively_obtain_media_parameters_from_user(FALSE);
211}
212}
213
214
215/**
216* Determine whether @p list_fname contains a line containing @p f.
217* @param f The line to search for.
218* @param list_fname The file to search in.
219* @param preamble Ignore this beginning part of @p f ("" to disable).
220* @return TRUE if it's in the list, FALSE if it's not.
221*/
222bool is_file_in_list(char *f, char *list_fname, char *preamble)
223{
224
225/** needs malloc **/
226char *command;
227char *file;
228char *tmp;
229int res;
230
231malloc_string(command);
232malloc_string(file);
233malloc_string(tmp);
234assert_string_is_neither_NULL_nor_zerolength(f);
235assert_string_is_neither_NULL_nor_zerolength(list_fname);
236assert(preamble != NULL);
237
238if (strncmp(preamble, f, strlen(preamble)) == 0) {
239strcpy(file, f + strlen(preamble));
240} else {
241strcpy(file, f);
242}
243if (file[0] == '/' && file[1] == '/') {
244strcpy(tmp, file);
245strcpy(file, tmp + 1);
246}
247sprintf(tmp,
248 "Checking to see if f=%s, file=%s, is in the list of biggiefiles",
249 f, file);
250log_msg(2, tmp);
251sprintf(command, "grep -E '^%s$' %s", file, list_fname);
252res = run_program_and_log_output(command, FALSE);
253paranoid_free(command);
254paranoid_free(file);
255paranoid_free(tmp);
256if (res) {
257return (FALSE);
258} else {
259return (TRUE);
260}
261}
262
263/**************************************************************************
264*END_IS_FILE_IN_LIST *
265**************************************************************************/
266
267
268
269/**
270* Set up an ISO backup.
271* @param bkpinfo The backup information structure. Fields used:
272* - @c bkpinfo->backup_media_type
273* - @c bkpinfo->disaster_recovery
274* - @c bkpinfo->isodir
275* @param nuke_me_please If TRUE, we're in nuke mode; if FALSE we're in interactive mode.
276* @return 0 for success, nonzero for failure.
277*/
278int iso_fiddly_bits(bool nuke_me_please)
279{
280char *mount_isodir_command = NULL;
281char *tmp, *command;
282char *mds = NULL;
283int retval = 0, i;
284bool already_mounted = FALSE;
285
286assert(bkpinfo != NULL);
287malloc_string(tmp);
288malloc_string(command);
289g_ISO_restore_mode = TRUE;
290read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
291if (bkpinfo->disaster_recovery) {
292 /* Patch Conor Daly 26-june-2004
293 * Don't let this clobber an existing bkpinfo->isodir */
294 if (!bkpinfo->isodir[0]) {
295 strcpy(bkpinfo->isodir, "/tmp/isodir");
296 }
297 /* End patch */
298 sprintf(command, "mkdir -p %s", bkpinfo->isodir);
299 run_program_and_log_output(command, 5);
300 log_msg(2, "Setting isodir to %s", bkpinfo->isodir);
301}
302
303if (!get_isodir_info(g_isodir_device, g_isodir_format, bkpinfo->isodir, bkpinfo->subdir, nuke_me_please)) {
304 return (1);
305}
306paranoid_system("umount -d " MNT_CDROM " 2> /dev/null"); /* just in case */
307
308if (is_this_device_mounted(g_isodir_device)) {
309 log_to_screen("WARNING - isodir is already mounted");
310 already_mounted = TRUE;
311} else {
312 mr_asprintf(&mount_isodir_command, "mount %s", g_isodir_device);
313 if (strlen(g_isodir_format) > 1) {
314 mr_strcat(mount_isodir_command, " -t %s", g_isodir_format);
315 }
316 mr_strcat(mount_isodir_command, " -o ro %s", bkpinfo->isodir);
317 run_program_and_log_output("df -m", FALSE);
318 sprintf(tmp,
319 "The 'mount' command is '%s'. PLEASE report this command to be if you have problems, ok?",
320 mount_isodir_command);
321 log_msg(1, tmp);
322 if (run_program_and_log_output(mount_isodir_command, FALSE)) {
323 popup_and_OK
324 ("Cannot mount the device where the ISO files are stored.");
325 return (1);
326 }
327 paranoid_free(mount_isodir_command);
328 log_to_screen
329 ("I have mounted the device where the ISO files are stored.");
330}
331if (!IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
332 mount_media();
333}
334i = what_number_cd_is_this(); /* has the side-effect of calling mount_media() */
335mds = media_descriptor_string(bkpinfo->backup_media_type);
336sprintf(tmp, "%s #%d has been mounted via loopback mount", mds, i);
337mr_free(mds);
338
339log_msg(1, tmp);
340if (i < 0) {
341popup_and_OK
342 ("Cannot find ISO images in the directory you specified.");
343retval = 1;
344}
345log_msg(2, "%ld: bkpinfo->isodir is now %s", __LINE__,
346 bkpinfo->isodir);
347paranoid_free(tmp);
348paranoid_free(command);
349return (retval);
350}
351
352
353
354
355/**
356* Kill all Petris processes.
357*/
358void kill_petris(void) {
359 kill_anything_like_this("petris");
360}
361
362/**************************************************************************
363*END_KILL_PETRIS *
364**************************************************************************/
365
366
367/**
368 * Mount @p device at @p mpt as @p format.
369 * @param device The device (/dev entry) to mount.
370 * @param mpt The directory to mount it on.
371 * @param format The filesystem type of @p device.
372 * @param writeable If TRUE, mount read-write; if FALSE, mount read-only.
373 * @return 0 for success, nonzero for failure.
374 */
375int mount_device(char *device, char *mpt, char *format, bool writeable)
376{
377int res = 0;
378
379/** malloc **/
380char *tmp, *command, *mountdir, *mountpoint;
381char *additional_parameters = NULL;
382
383assert_string_is_neither_NULL_nor_zerolength(device);
384assert_string_is_neither_NULL_nor_zerolength(mpt);
385assert(format != NULL);
386malloc_string(tmp);
387malloc_string(command);
388malloc_string(mountdir);
389malloc_string(mountpoint);
390
391 if (!strcmp(mpt, "/1")) {
392 strcpy(mountpoint, "/");
393 log_msg(3, "Mommm! SME is being a dildo!");
394 } else {
395 strcpy(mountpoint, mpt);
396 }
397
398 if (!strcmp(mountpoint, "lvm")) {
399 return (0);
400 }
401 if (!strcmp(mountpoint, "image")) {
402 return (0);
403 }
404 sprintf(tmp, "Mounting device %s ", device);
405 log_msg(1, tmp);
406 /* Deal with additional params only if not /proc or /sys */
407 mr_asprintf(&additional_parameters, "");
408 if (strcmp(format, "proc") && strcmp(format, "sys")) {
409 if (writeable) {
410 mr_strcat(additional_parameters, "-o rw");
411 } else {
412 mr_strcat(additional_parameters, "-o ro");
413 }
414 if (find_home_of_exe("setfattr")) {
415 mr_strcat(additional_parameters, ",user_xattr");
416 }
417 if (find_home_of_exe("setfacl")) {
418 mr_strcat(additional_parameters, ",acl");
419 }
420 }
421
422 if (!strcmp(mountpoint, "swap")) {
423 sprintf(command, "swapon %s", device);
424 } else {
425 if (!strcmp(mountpoint, "/")) {
426 strcpy(mountdir, MNT_RESTORING);
427 } else {
428 sprintf(mountdir, "%s%s", MNT_RESTORING, mountpoint);
429 }
430 sprintf(command, "mkdir -p %s", mountdir);
431 run_program_and_log_output(command, FALSE);
432 sprintf(command, "mount -t %s %s %s %s 2>> %s", format, device,
433 additional_parameters, mountdir, MONDO_LOGFILE);
434 log_msg(2, "command='%s'", command);
435 }
436 paranoid_free(additional_parameters);
437
438 res = run_program_and_log_output(command, TRUE);
439 if (res && (strstr(command, "xattr") || strstr(command, "acl"))) {
440 log_msg(1, "Re-trying without the fancy extra parameters");
441 sprintf(command, "mount -t %s %s %s 2>> %s", format, device,
442 mountdir, MONDO_LOGFILE);
443 res = run_program_and_log_output(command, TRUE);
444 }
445 if (res) {
446 log_msg(1, "Unable to mount device %s (type %s) at %s", device,
447 format, mountdir);
448 log_msg(1, "command was '%s'", command);
449 if (!strcmp(mountpoint, "swap")) {
450 log_to_screen(tmp);
451 } else {
452 log_msg(2, "Retrying w/o the '-t' switch");
453 sprintf(command, "mount %s %s 2>> %s", device, mountdir,
454 MONDO_LOGFILE);
455 log_msg(2, "2nd command = '%s'", command);
456 res = run_program_and_log_output(command, TRUE);
457 if (res == 0) {
458 log_msg(1,
459 "That's OK. I called mount w/o a filesystem type and it worked fine in the end.");
460 } else {
461 log_to_screen(tmp);
462 }
463 }
464 }
465
466 if (res && !strcmp(mountpoint, "swap")) {
467 log_msg(2, "That's ok. It's just a swap partition.");
468 log_msg(2, "Non-fatal error. Returning 0.");
469 res = 0;
470 }
471
472paranoid_free(tmp);
473paranoid_free(command);
474paranoid_free(mountdir);
475paranoid_free(mountpoint);
476
477 return (res);
478}
479/**************************************************************************
480 *END_MOUNT_DEVICE *
481**************************************************************************/
482
483
484/**
485 * Mount all devices in @p p_external_copy_of_mountlist on @p MNT_RESTORING.
486 * @param p_external_copy_of_mountlist The mountlist containing devices to be mounted.
487 * @param writeable If TRUE, then mount read-write; if FALSE mount read-only.
488 * @return The number of errors encountered (0 for success).
489 */
490int mount_all_devices(struct mountlist_itself
491 *p_external_copy_of_mountlist, bool writeable)
492{
493int retval = 0, lino, res;
494char *tmp;
495char *these_failed = NULL;
496char *format;
497struct mountlist_itself *mountlist = NULL;
498
499malloc_string(tmp);
500malloc_string(format);
501
502assert(p_external_copy_of_mountlist != NULL);
503mountlist = malloc(sizeof(struct mountlist_itself));
504memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
505 sizeof(struct mountlist_itself));
506 sort_mountlist_by_mountpoint(mountlist, 0);
507
508
509 mvaddstr_and_log_it(g_currentY, 0, "Mounting devices ");
510 open_progress_form("Mounting devices",
511 "I am now mounting all the drives.",
512 "This should not take long.",
513 "", mountlist->entries);
514
515 mr_asprintf(&these_failed, "");
516 for (lino = 0; lino < mountlist->entries; lino++) {
517 if (!strcmp(mountlist->el[lino].device, "/proc")) {
518 log_msg(1,
519 "Again with the /proc - why is this in your mountlist?");
520 } else if (is_this_device_mounted(mountlist->el[lino].device)) {
521 sprintf(tmp, "%s is already mounted",
522 mountlist->el[lino].device);
523 log_to_screen(tmp);
524 } else if (strcmp(mountlist->el[lino].mountpoint, "none")
525 && strcmp(mountlist->el[lino].mountpoint, "lvm")
526 && strcmp(mountlist->el[lino].mountpoint, "raid")
527 && strcmp(mountlist->el[lino].mountpoint, "image")) {
528 sprintf(tmp, "Mounting %s", mountlist->el[lino].device);
529 update_progress_form(tmp);
530 strcpy(format, mountlist->el[lino].format);
531 res = mount_device(mountlist->el[lino].device,
532 mountlist->el[lino].mountpoint,
533 format, writeable);
534 retval += res;
535 if (res) {
536 mr_strcat(these_failed, "%s ",mountlist->el[lino].device);
537 }
538 }
539 g_current_progress++;
540 }
541 close_progress_form();
542 if (retval) {
543 if (g_partition_table_locked_up > 0) {
544 log_to_screen
545 ("fdisk's ictol() call to refresh its copy of the partition table causes the kernel to");
546 log_to_screen
547 ("lock up the partition table. You might have to reboot and use Interactive Mode to");
548 log_to_screen
549 ("format and restore *without* partitioning first. Sorry for the inconvenience.");
550 }
551 sprintf(tmp, "Could not mount device(s) %s- shall I abort?", these_failed);
552
553 if (!ask_me_yes_or_no(tmp)) {
554 retval = 0;
555 log_to_screen
556 ("Continuing, although some device(s) failed to be mounted");
557 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
558 } else {
559 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
560 log_to_screen
561 ("Unable to mount some or all of your partitions.");
562 }
563 } else {
564 log_to_screen("All partitions were mounted OK.");
565 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
566 }
567 paranoid_free(these_failed);
568
569 /* Also mounting under MNT_RESTORING special FS */
570 (void)mount_device("/proc","/proc","proc",TRUE);
571 (void)mount_device("/sys","/sys","sysfs",TRUE);
572 run_program_and_log_output("df -m", 3);
573 paranoid_free(mountlist);
574 paranoid_free(tmp);
575 paranoid_free(format);
576 return (retval);
577}
578/**************************************************************************
579*END_MOUNT_ALL_DEVICES *
580**************************************************************************/
581
582
583
584
585/**
586* Fix some miscellaneous things in the filesystem so the system will come
587* up correctly on the first boot.
588*/
589void protect_against_braindead_sysadmins()
590{
591run_program_and_log_output("touch " MNT_RESTORING "/var/log/pacct",
592 FALSE);
593run_program_and_log_output("touch " MNT_RESTORING "/var/account/pacct",
594 FALSE);
595if (run_program_and_log_output("ls " MNT_RESTORING " /tmp", FALSE)) {
596run_program_and_log_output("chmod 1777 " MNT_RESTORING "/tmp",
597 FALSE);
598}
599run_program_and_log_output("mkdir -p " MNT_RESTORING
600 "/var/run/console", FALSE);
601run_program_and_log_output("chmod 777 " MNT_RESTORING "/dev/null",
602 FALSE);
603run_program_and_log_output("cd " MNT_RESTORING
604 "; 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",
605 TRUE);
606run_program_and_log_output("rm -f " MNT_RESTORING "/var/run/*.pid",
607 TRUE);
608run_program_and_log_output("rm -f " MNT_RESTORING "/var/lock/subsys/*",
609 TRUE);
610}
611
612/**************************************************************************
613*END_PROTECT_AGAINST_BRAINDEAD_SYSADMINS *
614**************************************************************************/
615
616
617
618
619/**
620* Fill out @p bkpinfo based on @p cfg_file.
621* @param cfg_file The mondo-restore.cfg file to read into @p bkpinfo.
622* @param bkpinfo The backup information structure to fill out with information
623* from @p cfg_file.
624* @return 0 for success, nonzero for failure.
625*/
626int read_cfg_file_into_bkpinfo(char *cfgf)
627{
628/** add mallocs **/
629char *value = NULL;
630char *tmp = NULL;
631char *envtmp1 = NULL;
632char *envtmp2 = NULL;
633char *command = NULL;
634char *iso_mnt = NULL;
635char *iso_path = NULL;
636char *old_isodir = NULL;
637char cfg_file[100];
638t_bkptype media_specified_by_user;
639
640malloc_string(command);
641malloc_string(iso_mnt);
642malloc_string(iso_path);
643malloc_string(old_isodir);
644malloc_string(value);
645malloc_string(tmp);
646// assert_string_is_neither_NULL_nor_zerolength(cfg_file);
647assert(bkpinfo != NULL);
648
649if (!cfgf) {
650 strcpy(cfg_file, g_mondo_cfg_file);
651} else {
652 strcpy(cfg_file, cfgf);
653}
654
655media_specified_by_user = bkpinfo->backup_media_type; // or 'none', if not specified
656
657if (0 == read_cfg_var(cfg_file, "backup-media-type", value)) {
658if (!strcmp(value, "cdstream")) {
659 bkpinfo->backup_media_type = cdstream;
660} else if (!strcmp(value, "cdr")) {
661 bkpinfo->backup_media_type = cdr;
662} else if (!strcmp(value, "cdrw")) {
663 bkpinfo->backup_media_type = cdrw;
664} else if (!strcmp(value, "dvd")) {
665 bkpinfo->backup_media_type = dvd;
666} else if (!strcmp(value, "usb")) {
667 bkpinfo->backup_media_type = usb;
668 bkpinfo->please_dont_eject = TRUE;
669} else if (!strcmp(value, "iso")) {
670
671// Patch by Conor Daly - 2004/07/12
672 bkpinfo->backup_media_type = iso;
673 if (am_I_in_disaster_recovery_mode()) {
674 /* Check to see if CD is already mounted before mounting it... */
675 if (!is_this_device_mounted("/dev/cdrom")) {
676 log_msg(2,
677 "NB: CDROM device not mounted, mounting...");
678 run_program_and_log_output("mount /dev/cdrom "
679 MNT_CDROM, 1);
680 }
681 if (does_file_exist(MNT_CDROM "/archives/filelist.0")) {
682 bkpinfo->backup_media_type = cdr;
683 run_program_and_log_output("umount -d " MNT_CDROM, 1);
684 log_it
685 ("Re-jigging configuration AGAIN. CD-R, not ISO.");
686 }
687 }
688 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
689 strcpy(bkpinfo->prefix,value);
690 } else {
691 strcpy(bkpinfo->prefix,STD_PREFIX);
692 }
693} else if ((!strcmp(value, "netfs")) || (!strcmp(value, "nfs"))) {
694 /* Stay compatible with previous versions by allowing nfs as an entry here */
695 bkpinfo->backup_media_type = netfs;
696 bkpinfo->please_dont_eject = TRUE;
697 if (read_cfg_var(cfg_file, "netfs-proto", value) == 0) {
698 mr_asprintf(&(bkpinfo->netfs_proto),"%s", value);
699 } else {
700 /* For compatibility, force protocol in old nfs case to be transparent */
701 mr_asprintf(&(bkpinfo->netfs_proto), "nfs");
702 }
703 if (read_cfg_var(cfg_file, "netfs-server-user", value) == 0) {
704 mr_asprintf(&(bkpinfo->netfs_user),"%s", value);
705 }
706 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
707 strcpy(bkpinfo->prefix,value);
708 } else {
709 strcpy(bkpinfo->prefix,STD_PREFIX);
710 }
711 if (strstr(call_program_and_get_last_line_of_output
712 ("cat /proc/cmdline"), "pxe")) {
713 /* We need to override prefix value in PXE mode as it's
714 * already done in start-netfs */
715 envtmp1 = getenv("imgname");
716 if (envtmp1 == NULL) {
717 fatal_error("no imgname variable in environment");
718 }
719 strcpy(bkpinfo->prefix,envtmp1);
720 }
721
722} else if (!strcmp(value, "tape")) {
723 bkpinfo->backup_media_type = tape;
724} else if (!strcmp(value, "udev")) {
725 bkpinfo->backup_media_type = udev;
726} else {
727 fatal_error("UNKNOWN bkp-media-type");
728}
729} else {
730fatal_error("backup-media-type not specified!");
731}
732if (bkpinfo->disaster_recovery) {
733 if (bkpinfo->backup_media_type == cdstream) {
734 sprintf(bkpinfo->media_device, "/dev/cdrom");
735// bkpinfo->media_size[0] = -1;
736 bkpinfo->media_size[0] = 1999 * 1024;
737 bkpinfo->media_size[1] = 650; /* good guess */
738 } else if (bkpinfo->backup_media_type == usb) {
739 envtmp1 = getenv("MRUSBDEV");
740 if (envtmp1 == NULL) {
741 if (read_cfg_var(cfg_file, "usb-dev", value)) {
742 fatal_error("Cannot get USB device name from cfg file");
743 }
744 } else {
745 strcpy(value,envtmp1);
746 }
747 sprintf(bkpinfo->media_device, "%s1", value);
748 sprintf(tmp, "Backup medium is USB --- dev=%s", bkpinfo->media_device);
749 log_msg(2, tmp);
750 } else if (bkpinfo->backup_media_type == tape
751 || bkpinfo->backup_media_type == udev) {
752 if (read_cfg_var(cfg_file, "media-dev", value)) {
753 fatal_error("Cannot get tape device name from cfg file");
754 }
755 strcpy(bkpinfo->media_device, value);
756 read_cfg_var(cfg_file, "media-size", value);
757 bkpinfo->media_size[1] = atol(value);
758 sprintf(tmp, "Backup medium is TAPE --- dev=%s",
759 bkpinfo->media_device);
760 log_msg(2, tmp);
761 } else {
762 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* we don't really need this var */
763 bkpinfo->media_size[0] = 1999 * 1024; /* 650, probably, but we don't need this var anyway */
764 bkpinfo->media_size[1] = 1999 * 1024; /* 650, probably, but we don't need this var anyway */
765 log_msg(2, "Backup medium is CD-R[W]");
766 }
767} else {
768 log_msg(2,
769 "Not in Disaster Recovery Mode. No need to derive device name from config file.");
770}
771
772read_cfg_var(cfg_file, "use-star", value);
773if (strstr(value, "yes")) {
774 bkpinfo->use_star = TRUE;
775 log_msg(1, "Goody! ... bkpinfo->use_star is now true.");
776}
777
778read_cfg_var(cfg_file, "obdr", value);
779if (strstr(value, "TRUE")) {
780 bkpinfo->use_obdr = TRUE;
781 log_msg(1, "OBDR mode activated");
782}
783
784read_cfg_var(cfg_file, "acl", value);
785if (strstr(value, "TRUE")) {
786 mr_asprintf(&g_getfacl,"setfacl");
787 log_msg(1, "We will restore ACLs");
788 if (! find_home_of_exe("setfacl")) {
789 log_msg(1, "Unable to restore ACLs as no setfacl found");
790 }
791}
792read_cfg_var(cfg_file, "xattr", value);
793if (strstr(value, "TRUE")) {
794 mr_asprintf(&g_getfattr,"setfattr");
795 log_msg(1, "We will restore XATTRs");
796 if (! find_home_of_exe("setfattr")) {
797 log_msg(1, "Unable to restore XATTRs as no setfattr found");
798 }
799}
800
801if (0 == read_cfg_var(cfg_file, "internal-tape-block-size", value)) {
802bkpinfo->internal_tape_block_size = atol(value);
803log_msg(1, "Internal tape block size has been custom-set to %ld",
804 bkpinfo->internal_tape_block_size);
805} else {
806bkpinfo->internal_tape_block_size =
807 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
808log_msg(1, "Internal tape block size = default (%ld)",
809 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE);
810}
811
812read_cfg_var(cfg_file, "use-lzo", value);
813if (strstr(value, "yes")) {
814bkpinfo->use_lzo = TRUE;
815bkpinfo->use_gzip = FALSE;
816strcpy(bkpinfo->zip_exe, "lzop");
817strcpy(bkpinfo->zip_suffix, "lzo");
818} else {
819read_cfg_var(cfg_file, "use-gzip", value);
820if (strstr(value, "yes")) {
821 bkpinfo->use_lzo = FALSE;
822 bkpinfo->use_gzip = TRUE;
823 strcpy(bkpinfo->zip_exe, "gzip");
824 strcpy(bkpinfo->zip_suffix, "gz");
825} else {
826 read_cfg_var(cfg_file, "use-comp", value);
827 if (strstr(value, "yes")) {
828 bkpinfo->use_lzo = FALSE;
829 bkpinfo->use_gzip = FALSE;
830 strcpy(bkpinfo->zip_exe, "bzip2");
831 strcpy(bkpinfo->zip_suffix, "bz2");
832 } else {
833 bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
834 }
835}
836}
837
838value[0] = '\0';
839read_cfg_var(cfg_file, "differential", value);
840if (!strcmp(value, "yes") || !strcmp(value, "1")) {
841bkpinfo->differential = TRUE;
842}
843log_msg(2, "differential var = '%s'", value);
844if (bkpinfo->differential) {
845log_msg(2, "THIS IS A DIFFERENTIAL BACKUP");
846} else {
847log_msg(2, "This is a regular (full) backup");
848}
849
850read_cfg_var(g_mondo_cfg_file, "please-dont-eject", tmp);
851if (tmp[0]
852||
853strstr(call_program_and_get_last_line_of_output
854 ("cat /proc/cmdline"), "donteject")) {
855bkpinfo->please_dont_eject = TRUE;
856log_msg(2, "Ok, I shan't eject when restoring! Groovy.");
857}
858
859if (bkpinfo->backup_media_type == netfs) {
860 if (!cfgf) {
861 log_msg(2, "netfs_mount remains %s", bkpinfo->netfs_mount);
862 log_msg(2, "netfs_remote_dir remains %s",
863 bkpinfo->netfs_remote_dir);
864 log_msg(2,
865 "...cos it wouldn't make sense to abandon the values that GOT ME to this config file in the first place");
866 } else {
867 read_cfg_var(g_mondo_cfg_file, "netfs-server-mount",
868 bkpinfo->netfs_mount);
869 read_cfg_var(g_mondo_cfg_file, "netfs-server-path",
870 bkpinfo->netfs_remote_dir);
871 log_msg(2, "netfs_mount is %s", bkpinfo->netfs_mount);
872 log_msg(2, "netfs_proto is %s", bkpinfo->netfs_proto);
873 if (bkpinfo->netfs_user) {
874 log_msg(2, "netfs_user is %s", bkpinfo->netfs_user);
875 }
876 log_msg(2, "netfs_remote_dir is %s", bkpinfo->netfs_remote_dir);
877 }
878 if (strstr(call_program_and_get_last_line_of_output
879 ("cat /proc/cmdline"), "pxe")) {
880 /* We need to override values in PXE mode as it's
881 * already done in start-netfs */
882 envtmp1 = getenv("netfsmount");
883 if (envtmp1 == NULL) {
884 fatal_error("no netfsmount variable in environment");
885 }
886 envtmp2 = getenv("dirimg");
887 if (envtmp2 == NULL) {
888 fatal_error("no dirimg variable in environment");
889 }
890 strcpy(bkpinfo->netfs_mount,envtmp1);
891 strcpy(bkpinfo->netfs_remote_dir,envtmp2);
892 }
893} else if (bkpinfo->backup_media_type == iso) {
894 /* Patch by Conor Daly 23-june-2004
895 * to correctly mount iso-dev and set a sensible
896 * isodir in disaster recovery mode
897 */
898 strcpy(old_isodir, bkpinfo->isodir);
899 read_cfg_var(g_mondo_cfg_file, "iso-mnt", iso_mnt);
900 read_cfg_var(g_mondo_cfg_file, "isodir", iso_path);
901 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
902 if (!bkpinfo->isodir[0]) {
903 strcpy(bkpinfo->isodir, old_isodir);
904 }
905 if (!bkpinfo->disaster_recovery) {
906 if (strcmp(old_isodir, bkpinfo->isodir)) {
907 log_it
908 ("user nominated isodir %s differs from archive %s, keeping user's choice\n",
909 old_isodir, bkpinfo->isodir);
910 strcpy(bkpinfo->isodir, old_isodir);
911 }
912 }
913 read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
914 log_msg(2, "isodir=%s; iso-dev=%s", bkpinfo->isodir,
915 g_isodir_device);
916 if (bkpinfo->disaster_recovery) {
917 if (is_this_device_mounted(g_isodir_device)) {
918 log_msg(2, "NB: isodir is already mounted");
919 /* Find out where it's mounted */
920 sprintf(command,
921 "mount | grep -E '^%s' | tail -n1 | cut -d' ' -f3",
922 g_isodir_device);
923 log_it("command = %s", command);
924 log_it("res of it = %s",
925 call_program_and_get_last_line_of_output(command));
926 sprintf(iso_mnt, "%s",
927 call_program_and_get_last_line_of_output(command));
928 } else {
929 sprintf(iso_mnt, "/tmp/isodir");
930 sprintf(tmp, "mkdir -p %s", iso_mnt);
931 run_program_and_log_output(tmp, 5);
932 sprintf(tmp, "mount %s %s", g_isodir_device, iso_mnt);
933 if (run_program_and_log_output(tmp, 3)) {
934 log_msg(1,
935 "Unable to mount isodir. Perhaps this is really a CD backup?");
936 bkpinfo->backup_media_type = cdr;
937 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* superfluous */
938 bkpinfo->isodir[0] = iso_mnt[0] = iso_path[0] = '\0';
939 if (mount_media()) {
940 fatal_error
941 ("Unable to mount isodir. Failed to mount CD-ROM as well.");
942 } else {
943 log_msg(1,
944 "You backed up to disk, then burned some CDs.");
945 }
946 }
947 }
948 /* bkpinfo->isodir should now be the true path to prefix-1.iso etc... */
949 if (bkpinfo->backup_media_type == iso) {
950 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
951 }
952 }
953}
954
955if (media_specified_by_user != none) {
956 if (g_restoring_live_from_cd) {
957 if (bkpinfo->backup_media_type != media_specified_by_user) {
958 log_msg(2,
959 "bkpinfo->backup_media_type != media_specified_by_user, so I'd better ask :)");
960 interactively_obtain_media_parameters_from_user(FALSE);
961 media_specified_by_user = bkpinfo->backup_media_type;
962 get_cfg_file_from_archive();
963 /*
964 if (media_specified_by_user != cdr && media_specified_by_user == cdrw)
965 { g_restoring_live_from_cd = FALSE; }
966 */
967 }
968 }
969 bkpinfo->backup_media_type = media_specified_by_user;
970}
971g_backup_media_type = bkpinfo->backup_media_type;
972paranoid_free(value);
973paranoid_free(tmp);
974paranoid_free(command);
975paranoid_free(iso_mnt);
976paranoid_free(iso_path);
977paranoid_free(old_isodir);
978return (0);
979
980}
981
982/**************************************************************************
983*END_READ_CFG_FILE_INTO_BKPINFO *
984**************************************************************************/
985
986
987
988
989/**
990 * Allow the user to edit the filelist and biggielist.
991 * The filelist is unlinked after it is read.
992 * @param bkpinfo The backup information structure. Fields used:
993 * - @c bkpinfo->backup_media_type
994 * - @c bkpinfo->isodir
995 * - @c bkpinfo->media_device
996 * - @c bkpinfo->tmpdir
997 * @return The filelist structure containing the information read from disk.
998 */
999struct
1000s_node *process_filelist_and_biggielist()
1001{
1002struct s_node *filelist;
1003
1004/** add mallocs**/
1005char *command;
1006char *tmp;
1007int res = 0;
1008pid_t pid;
1009bool extract_mountlist_stub = FALSE;
1010
1011assert(bkpinfo != NULL);
1012malloc_string(command);
1013malloc_string(tmp);
1014
1015/* If those files already exist, do not overwrite them later on */
1016if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
1017 extract_mountlist_stub = FALSE;
1018} else {
1019 extract_mountlist_stub = TRUE;
1020}
1021
1022if (does_file_exist(g_filelist_full)
1023&& does_file_exist(g_biggielist_txt)) {
1024 log_msg(1, "%s exists", g_filelist_full);
1025 log_msg(1, "%s exists", g_biggielist_txt);
1026 log_msg(2,
1027 "Filelist and biggielist already recovered from media. Yay!");
1028} else {
1029 getcwd(tmp, MAX_STR_LEN);
1030 chdir(bkpinfo->tmpdir);
1031 log_msg(1, "chdir(%s)", bkpinfo->tmpdir);
1032 log_to_screen("Extracting filelist and biggielist from media...");
1033 unlink("/tmp/filelist.full");
1034 unlink(FILELIST_FULL_STUB);
1035 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1036 sprintf(command,
1037 "tar -b %ld -zxf %s ./%s ./%s ./%s ./%s ./%s",
1038 bkpinfo->internal_tape_block_size,
1039 bkpinfo->media_device,
1040 MOUNTLIST_FNAME_STUB,
1041 BIGGIELIST_TXT_STUB,
1042 FILELIST_FULL_STUB,
1043 IWANTMYLVM_STUB,
1044 MONDO_CFG_FILE_STUB);
1045 log_msg(1, "tarcommand = %s", command);
1046 run_program_and_log_output(command, 1);
1047 if (!does_file_exist(FILELIST_FULL_STUB)) {
1048 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1049 log_msg(2, "pre-2.2.4 compatible mode on");
1050 sprintf(command,
1051 "tar -b %ld -zxf %s %s %s %s %s %s",
1052 bkpinfo->internal_tape_block_size,
1053 bkpinfo->media_device,
1054 MOUNTLIST_FNAME_STUB,
1055 BIGGIELIST_TXT_STUB,
1056 FILELIST_FULL_STUB,
1057 IWANTMYLVM_STUB,
1058 MONDO_CFG_FILE_STUB);
1059 log_msg(1, "tarcommand = %s", command);
1060 run_program_and_log_output(command, 1);
1061 }
1062 } else {
1063 log_msg(2,
1064 "Calling insist_on_this_cd_number; bkpinfo->isodir=%s",
1065 bkpinfo->isodir);
1066 insist_on_this_cd_number(1);
1067 log_msg(2, "Back from iotcn");
1068 run_program_and_log_output("mount", 1);
1069 sprintf(command,
1070 "tar -zxf %s/images/all.tar.gz ./%s ./%s ./%s ./%s ./%s",
1071 MNT_CDROM,
1072 MOUNTLIST_FNAME_STUB,
1073 BIGGIELIST_TXT_STUB,
1074 FILELIST_FULL_STUB,
1075 IWANTMYLVM_STUB,
1076 MONDO_CFG_FILE_STUB);
1077
1078 log_msg(1, "tarcommand = %s", command);
1079 run_program_and_log_output(command, 1);
1080 if (!does_file_exist(FILELIST_FULL_STUB)) {
1081 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1082 log_msg(2, "pre-2.2.4 compatible mode on");
1083 sprintf(command,
1084 "tar -zxf %s/images/all.tar.gz %s %s %s %s %s",
1085 MNT_CDROM,
1086 MOUNTLIST_FNAME_STUB,
1087 BIGGIELIST_TXT_STUB,
1088 FILELIST_FULL_STUB,
1089 IWANTMYLVM_STUB,
1090 MONDO_CFG_FILE_STUB);
1091
1092 log_msg(1, "tarcommand = %s", command);
1093 run_program_and_log_output(command, 1);
1094 }
1095 if (!does_file_exist(BIGGIELIST_TXT_STUB)) {
1096 fatal_error
1097 ("all.tar.gz did not include " BIGGIELIST_TXT_STUB);
1098 }
1099 if (!does_file_exist(FILELIST_FULL_STUB)) {
1100 fatal_error
1101 ("all.tar.gz did not include " FILELIST_FULL_STUB);
1102 }
1103 }
1104 sprintf(command, "cp -f %s %s", MONDO_CFG_FILE_STUB,
1105 g_mondo_cfg_file);
1106 run_program_and_log_output(command, FALSE);
1107
1108 sprintf(command, "cp -f %s/%s %s", bkpinfo->tmpdir,
1109 BIGGIELIST_TXT_STUB, g_biggielist_txt);
1110 log_msg(1, "command = %s", command);
1111 paranoid_system(command);
1112 sprintf(command, "ln -sf %s/%s %s", bkpinfo->tmpdir,
1113 FILELIST_FULL_STUB, g_filelist_full);
1114 log_msg(1, "command = %s", command);
1115 paranoid_system(command);
1116 }
1117
1118 if (am_I_in_disaster_recovery_mode()
1119 &&
1120 /* If it was there, do not overwrite it */
1121 (extract_mountlist_stub)
1122 &&
1123 ask_me_yes_or_no("Do you want to retrieve the mountlist as well?"))
1124 {
1125 sprintf(command, "ln -sf %s/%s /tmp", MOUNTLIST_FNAME_STUB,
1126 bkpinfo->tmpdir);
1127 paranoid_system(command);
1128 }
1129
1130 chdir(tmp);
1131
1132 if (!does_file_exist(g_biggielist_txt)) {
1133 log_msg(1, "Warning - %s not found", g_biggielist_txt);
1134 }
1135 if (!does_file_exist(g_filelist_full)) {
1136 log_msg(1, "Warning - %s does not exist", g_filelist_full);
1137 }
1138// popup_and_OK("Wonderful.");
1139
1140 log_msg(2, "Forking");
1141 pid = fork();
1142 switch (pid) {
1143 case -1:
1144 fatal_error("Forking error");
1145 break;
1146
1147 case 0:
1148 log_to_screen("Pre-processing filelist");
1149 if (!does_file_exist(g_biggielist_txt)) {
1150 sprintf(command, "echo -n > %s", g_biggielist_txt);
1151 paranoid_system(command);
1152 }
1153 sprintf(command, "grep -E '^/dev/.*' %s > %s",
1154 g_biggielist_txt, g_filelist_imagedevs);
1155 paranoid_system(command);
1156 exit(0);
1157 break;
1158
1159 default:
1160 open_evalcall_form("Pre-processing filelist");
1161 while (!waitpid(pid, (int *) 0, WNOHANG)) {
1162 usleep(100000);
1163 update_evalcall_form(0);
1164 }
1165 }
1166 close_evalcall_form();
1167
1168 log_msg(3, "loading filelist");
1169 filelist = load_filelist(g_filelist_full);
1170 log_msg(3, "deleting original filelist");
1171 unlink(g_filelist_full);
1172 if (g_text_mode) {
1173 printf("Restore which directory? --> ");
1174 fgets(tmp, sizeof(tmp), stdin);
1175 toggle_path_selection(filelist, tmp, TRUE);
1176 if (strlen(tmp) == 0) {
1177 res = 1;
1178 } else {
1179 res = 0;
1180 }
1181 } else {
1182 res = edit_filelist(filelist);
1183 }
1184 if (res) {
1185 log_msg(2, "User hit 'cancel'. Freeing filelist and aborting.");
1186 free_filelist(filelist);
1187 return (NULL);
1188 }
1189 ask_about_these_imagedevs(g_filelist_imagedevs, g_imagedevs_restthese);
1190 close_evalcall_form();
1191
1192 // NB: It's not necessary to add g_biggielist_txt to the filelist.full
1193 // file. The filelist.full file already contains the filename of EVERY
1194 // file backed up - regular and biggie files.
1195
1196 // However, we do want to make sure the imagedevs selected by the user
1197 // are flagged for restoring.
1198 if (length_of_file(g_imagedevs_restthese) > 2) {
1199 add_list_of_files_to_filelist(filelist, g_imagedevs_restthese,
1200 TRUE);
1201 }
1202
1203 paranoid_free(command);
1204 paranoid_free(tmp);
1205 return (filelist);
1206}
1207
1208/**************************************************************************
1209 *END_ PROCESS_FILELIST_AND_BIGGIELIST *
1210 **************************************************************************/
1211
1212
1213
1214
1215/**
1216 * Make a backup copy of <tt>path_root</tt>/<tt>filename</tt>.
1217 * The backup filename is the filename of the original with ".pristine" added.
1218 * @param path_root The place where the filesystem is mounted (e.g. MNT_RESTORING).
1219 * @param filename The filename (absolute path) within @p path_root.
1220 * @return 0 for success, nonzero for failure.
1221 */
1222int backup_crucial_file(char *path_root, char *filename)
1223{
1224 char *tmp;
1225 char *command;
1226 int res;
1227
1228 malloc_string(tmp);
1229 malloc_string(command);
1230 assert(path_root != NULL);
1231 assert_string_is_neither_NULL_nor_zerolength(filename);
1232
1233 sprintf(tmp, "%s/%s", path_root, filename);
1234 sprintf(command, "cp -f %s %s.pristine", tmp, tmp);
1235
1236 res = run_program_and_log_output(command, 5);
1237 paranoid_free(tmp);
1238 paranoid_free(command);
1239 return (res);
1240}
1241
1242void offer_to_make_initrd() {
1243
1244if (bkpinfo->restore_mode != nuke) {
1245 if (ask_me_yes_or_no
1246 ("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 ?")) {
1247 log_msg(1,"Launching shell for manual initrd recreation");
1248 if (does_file_exist(MNT_RESTORING"/etc/arch-release")) {
1249 popup_and_OK("You'll now be chrooted under your future / partition.\nEdit /etc/mkinitcpio.conf if needed and rebuild your initrd with the kernel preset name e.g.\nmkinitcpio -p kernel26\nThen type exit to finish.\n");
1250 } else {
1251 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.");
1252 }
1253 mvaddstr_and_log_it(g_currentY, 0, "Modifying initrd...");
1254 if (!g_text_mode) {
1255 newtSuspend();
1256 }
1257 (void)system("chroot " MNT_RESTORING);
1258 if (!g_text_mode) {
1259 newtResume();
1260 }
1261 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1262 } else {
1263 return;
1264 }
1265} else {
1266 log_to_screen("Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1267 log_msg(1,"Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1268}
1269}
1270
1271
1272/**
1273 * Install the user's boot loader in the MBR.
1274 * Currently LILO, ELILO, GRUB, RAW (dd of MBR), and the FreeBSD bootloader are supported.
1275 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1276 * @return 0 for success, nonzero for failure.
1277 */
1278int run_boot_loader(bool offer_to_hack_scripts)
1279{
1280 int res;
1281 int retval = 0;
1282
1283 /** malloc *******/
1284 char *device;
1285 char *tmp = NULL;
1286 char *name;
1287 char *cmd = NULL;
1288
1289 malloc_string(device);
1290 malloc_string(name);
1291
1292 /* In order to have a working bootloader, we need to have all devices
1293 * ready in the chroot. If they are not there (udev) then copy them from
1294 * the current /dev location
1295 */
1296 mr_asprintf(&cmd,"tar cf - /dev | ( cd %s ; tar xf - )",MNT_RESTORING);
1297 run_program_and_log_output(cmd, 3);
1298 paranoid_free(cmd);
1299
1300 backup_crucial_file(MNT_RESTORING, "/etc/fstab");
1301 backup_crucial_file(MNT_RESTORING, "/boot/grub/menu.lst");
1302 backup_crucial_file(MNT_RESTORING, "/boot/grub/grub.cfg");
1303 backup_crucial_file(MNT_RESTORING, "/etc/lilo.conf");
1304 backup_crucial_file(MNT_RESTORING, "/etc/elilo.conf");
1305 backup_crucial_file(MNT_RESTORING, "/boot/grub/device.map");
1306 backup_crucial_file(MNT_RESTORING, "/etc/mtab");
1307 read_cfg_var(g_mondo_cfg_file, "bootloader.device", device);
1308 read_cfg_var(g_mondo_cfg_file, "bootloader.name", name);
1309 mr_asprintf(&tmp, "run_boot_loader: device='%s', name='%s'", device, name);
1310 log_msg(2, tmp);
1311 paranoid_free(tmp);
1312 system("sync");
1313
1314 offer_to_make_initrd();
1315 if (!strcmp(name, "LILO")) {
1316 res = run_lilo(offer_to_hack_scripts);
1317 } else if (!strcmp(name, "ELILO")) {
1318 res = run_elilo(offer_to_hack_scripts);
1319 } else if (!strcmp(name, "GRUB")) {
1320 res = run_grub(offer_to_hack_scripts, device);
1321 } else if (!strcmp(name, "RAW")) {
1322 res = run_raw_mbr(offer_to_hack_scripts, device);
1323 }
1324#ifdef __FreeBSD__
1325 else if (!strcmp(name, "BOOT0")) {
1326 mr_asprintf(&tmp, "boot0cfg -B %s", device);
1327 res = run_program_and_log_output(tmp, FALSE);
1328 paranoid_free(tmp);
1329 } else {
1330 mr_asprintf(&tmp, "ls /dev | grep -Eq '^%ss[1-4].*'", device);
1331 if (!system(tmp)) {
1332 paranoid_free(tmp);
1333 mr_asprintf(&tmp, MNT_RESTORING "/sbin/fdisk -B %s", device);
1334 res = run_program_and_log_output(tmp, 3);
1335 } else {
1336 log_msg(1,
1337 "I'm not running any boot loader. You have a DD boot drive. It's already loaded up.");
1338 }
1339 paranoid_free(tmp);
1340 }
1341#else
1342 else {
1343 log_to_screen
1344 ("Unable to determine type of boot loader. Defaulting to LILO.");
1345 res = run_lilo(offer_to_hack_scripts);
1346 }
1347#endif
1348 retval += res;
1349 if (res) {
1350 log_to_screen("Your boot loader returned an error");
1351 } else {
1352 log_to_screen("Your boot loader ran OK");
1353 }
1354 paranoid_free(device);
1355 paranoid_free(name);
1356 return (retval);
1357}
1358
1359/**************************************************************************
1360 *END_ RUN_BOOT_LOADER *
1361 **************************************************************************/
1362
1363
1364
1365/**
1366 * Attempt to find the user's editor.
1367 * @return The editor found ("vi" if none could be found).
1368 * @note The returned string points to static storage that will be overwritten with each call.
1369 */
1370char *find_my_editor(void)
1371{
1372 static char output[MAX_STR_LEN];
1373 if (find_home_of_exe("pico")) {
1374 strcpy(output, "pico");
1375 } else if (find_home_of_exe("nano")) {
1376 strcpy(output, "nano");
1377 } else if (find_home_of_exe("e3em")) {
1378 strcpy(output, "e3em");
1379 } else if (find_home_of_exe("e3vi")) {
1380 strcpy(output, "e3vi");
1381 } else {
1382 strcpy(output, "vi");
1383 }
1384 if (!find_home_of_exe(output)) {
1385 log_msg(2, " (find_my_editor) --- warning - %s not found", output);
1386 }
1387 return (output);
1388}
1389
1390
1391/**
1392 * Install GRUB on @p bd.
1393 * @param offer_to_run_stabgrub If TRUE, then offer to hack the user's fstab for them.
1394 * @param bd The boot device where GRUB is installed.
1395 * @return 0 for success, nonzero for failure.
1396 */
1397int run_grub(bool offer_to_run_stabgrub, char *bd)
1398{
1399 /** malloc **/
1400 char *command;
1401 char *boot_device;
1402 char *rootdev;
1403 char *rootdrive;
1404 char *conffile;
1405 char *tmp;
1406 char *editor;
1407
1408 int res;
1409 int done;
1410
1411 malloc_string(command);
1412 malloc_string(boot_device);
1413 malloc_string(tmp);
1414 malloc_string(editor);
1415 malloc_string(rootdev);
1416 malloc_string(rootdrive);
1417 malloc_string(conffile);
1418 assert_string_is_neither_NULL_nor_zerolength(bd);
1419 strcpy(editor, find_my_editor());
1420 strcpy(boot_device, bd);
1421
1422 if (!run_program_and_log_output("which grub-MR", FALSE)) {
1423 log_msg(1, "Yay! grub-MR found...");
1424 sprintf(command, "grub-MR %s /tmp/mountlist.txt", boot_device);
1425 log_msg(1, "command = %s", command);
1426 } else {
1427 sprintf(command, "chroot " MNT_RESTORING " grub-install %s",
1428 boot_device);
1429 log_msg(1, "WARNING - grub-MR not found; using grub-install");
1430 }
1431 if (offer_to_run_stabgrub
1432 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1433 /* interactive mode */
1434 {
1435 mvaddstr_and_log_it(g_currentY,
1436 0,
1437 "Modifying fstab, mtab, device.map and menu.lst/grub.cfg, and running GRUB... ");
1438 for (done = FALSE; !done;) {
1439 popup_and_get_string("Boot device",
1440 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1441 boot_device, MAX_STR_LEN / 4);
1442 sprintf(command, "stabgrub-me %s", boot_device);
1443 res = run_program_and_log_output(command, 1);
1444 if (res) {
1445 popup_and_OK
1446 ("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.");
1447 newtSuspend();
1448 system("chroot " MNT_RESTORING);
1449 newtResume();
1450 popup_and_OK("Thank you.");
1451 } else {
1452 done = TRUE;
1453 }
1454 popup_and_OK("You will now edit fstab, mtab, device.map and menu.lst/grub.cfg");
1455 if (!g_text_mode) {
1456 newtSuspend();
1457 }
1458 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1459 paranoid_system(tmp);
1460 sprintf(tmp, "chroot %s %s /etc/mtab", MNT_RESTORING, editor);
1461 paranoid_system(tmp);
1462 if (does_file_exist(MNT_RESTORING"/boot/grub/menu.lst")) {
1463 sprintf(tmp, "chroot %s %s /boot/grub/menu.lst", MNT_RESTORING, editor);
1464 } else if (does_file_exist(MNT_RESTORING"/boot/grub/grub.cfg")) {
1465 sprintf(tmp, "chroot %s %s /boot/grub/grub.cfg", MNT_RESTORING, editor);
1466 }
1467 paranoid_system(tmp);
1468 sprintf(tmp, "chroot %s %s /boot/grub/device.map", MNT_RESTORING, editor);
1469 paranoid_system(tmp);
1470 if (!g_text_mode) {
1471 newtResume();
1472 }
1473 }
1474 } else
1475 /* nuke mode */
1476 {
1477 mvaddstr_and_log_it(g_currentY,
1478 0,
1479 "Running GRUB... ");
1480 log_it("%s",command);
1481 res = run_program_and_log_output(command, 1);
1482 if (res) {
1483 popup_and_OK
1484 ("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.");
1485 newtSuspend();
1486 system("chroot " MNT_RESTORING);
1487 newtResume();
1488 popup_and_OK("Thank you.");
1489 }
1490 }
1491 if (res) {
1492 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1493 log_to_screen
1494 ("GRUB ran w/error(s). See %s for more info.", MONDO_LOGFILE);
1495 log_msg(1, "Type:-");
1496 log_msg(1, " mount-me");
1497 log_msg(1, " chroot " MNT_RESTORING);
1498 log_msg(1, " mount /boot");
1499 log_msg(1, " grub-install '(hd0)'");
1500 log_msg(1, " exit");
1501 log_msg(1, " unmount-me");
1502 log_msg(1,
1503 "If you're really stuck, please e-mail the mailing list.");
1504 } else {
1505 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1506 }
1507 paranoid_free(rootdev);
1508 paranoid_free(rootdrive);
1509 paranoid_free(conffile);
1510 paranoid_free(command);
1511 paranoid_free(boot_device);
1512 paranoid_free(tmp);
1513 paranoid_free(editor);
1514
1515 return (res);
1516}
1517
1518/**************************************************************************
1519 *END_RUN_GRUB *
1520 **************************************************************************/
1521
1522
1523/**
1524 * Install ELILO on the user's boot drive (determined by elilo.conf).
1525 * @param offer_to_run_stabelilo If TRUE, then offer to hack the user's fstab for them.
1526 * @return 0 for success, nonzero for failure.
1527 */
1528int run_elilo(bool offer_to_run_stabelilo)
1529{
1530 /** malloc **/
1531 char *command;
1532 char *tmp;
1533 char *editor;
1534
1535 int res;
1536 int done;
1537
1538 malloc_string(command);
1539 malloc_string(tmp);
1540 malloc_string(editor);
1541 strcpy(editor, find_my_editor());
1542 if (offer_to_run_stabelilo
1543 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1544
1545 /* interactive mode */
1546 {
1547 mvaddstr_and_log_it(g_currentY,
1548 0,
1549 "Modifying fstab and elilo.conf... ");
1550 sprintf(command, "stabelilo-me");
1551 res = run_program_and_log_output(command, 3);
1552 if (res) {
1553 popup_and_OK
1554 ("You will now edit fstab and elilo.conf, to make sure they match your new mountlist.");
1555 for (done = FALSE; !done;) {
1556 if (!g_text_mode) {
1557 newtSuspend();
1558 }
1559 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1560 paranoid_system(tmp);
1561 sprintf(tmp, "chroot %s %s /etc/elilo.conf", MNT_RESTORING, editor);
1562 paranoid_system(tmp);
1563 if (!g_text_mode) {
1564 newtResume();
1565 }
1566// newtCls();
1567 if (ask_me_yes_or_no("Edit them again?")) {
1568 continue;
1569 }
1570 done = TRUE;
1571 }
1572 } else {
1573 log_to_screen("elilo.conf and fstab were modified OK");
1574 }
1575 } else
1576 /* nuke mode */
1577 {
1578 res = TRUE;
1579 }
1580 paranoid_free(command);
1581 paranoid_free(tmp);
1582 paranoid_free(editor);
1583 return (res);
1584}
1585
1586/**************************************************************************
1587 *END_RUN_ELILO *
1588 **************************************************************************/
1589
1590
1591/**
1592 * Install LILO on the user's boot drive (determined by /etc/lilo.conf).
1593 * @param offer_to_run_stablilo If TRUE, then offer to hack the user's fstab for them.
1594 * @return 0 for success, nonzero for failure.
1595 */
1596int run_lilo(bool offer_to_run_stablilo)
1597{
1598 /** malloc **/
1599 char *command;
1600 char *tmp;
1601 char *editor;
1602
1603 int res;
1604 int done;
1605 bool run_lilo_M = FALSE;
1606 malloc_string(command);
1607 malloc_string(tmp);
1608 malloc_string(editor);
1609
1610 if (!run_program_and_log_output
1611 ("grep \"boot.*=.*/dev/md\" " MNT_RESTORING "/etc/lilo.conf", 1)) {
1612 run_lilo_M = TRUE;
1613 }
1614
1615 strcpy(editor, find_my_editor());
1616 if (offer_to_run_stablilo
1617 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1618
1619 /* interactive mode */
1620 {
1621 mvaddstr_and_log_it(g_currentY,
1622 0,
1623 "Modifying fstab and lilo.conf, and running LILO... ");
1624 sprintf(command, "stablilo-me");
1625 res = run_program_and_log_output(command, 3);
1626 if (res) {
1627 popup_and_OK
1628 ("You will now edit fstab and lilo.conf, to make sure they match your new mountlist.");
1629 for (done = FALSE; !done;) {
1630 if (!g_text_mode) {
1631 newtSuspend();
1632 }
1633 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1634 paranoid_system(tmp);
1635 sprintf(tmp, "%s " MNT_RESTORING "/etc/lilo.conf", editor);
1636 paranoid_system(tmp);
1637 if (!g_text_mode) {
1638 newtResume();
1639 }
1640// newtCls();
1641 if (ask_me_yes_or_no("Edit them again?")) {
1642 continue;
1643 }
1644 res =
1645 run_program_and_log_output("chroot " MNT_RESTORING
1646 " lilo -L", 3);
1647 if (res) {
1648 res =
1649 run_program_and_log_output("chroot " MNT_RESTORING
1650 " lilo", 3);
1651 }
1652 if (res) {
1653 done =
1654 ask_me_yes_or_no
1655 ("LILO failed. Re-edit system files?");
1656 } else {
1657 done = TRUE;
1658 }
1659 }
1660 } else {
1661 log_to_screen("lilo.conf and fstab were modified OK");
1662 }
1663 } else
1664 /* nuke mode */
1665 {
1666 mvaddstr_and_log_it(g_currentY,
1667 0,
1668 "Running LILO... ");
1669 res =
1670 run_program_and_log_output("chroot " MNT_RESTORING " lilo -L",
1671 3);
1672 if (res) {
1673 res =
1674 run_program_and_log_output("chroot " MNT_RESTORING " lilo",
1675 3);
1676 }
1677 if (res) {
1678 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1679 log_to_screen
1680 ("Failed to re-jig fstab and/or lilo. Edit/run manually, please.");
1681 } else {
1682 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1683 }
1684 }
1685 if (run_lilo_M) {
1686 run_program_and_log_output("chroot " MNT_RESTORING
1687 " lilo -M /dev/hda", 3);
1688 run_program_and_log_output("chroot " MNT_RESTORING
1689 " lilo -M /dev/sda", 3);
1690 }
1691 paranoid_free(command);
1692 paranoid_free(tmp);
1693 paranoid_free(editor);
1694 return (res);
1695}
1696
1697/**************************************************************************
1698 *END_RUN_LILO *
1699 **************************************************************************/
1700
1701
1702/**
1703 * Install a raw MBR onto @p bd.
1704 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1705 * @param bd The device to copy the stored MBR to.
1706 * @return 0 for success, nonzero for failure.
1707 */
1708int run_raw_mbr(bool offer_to_hack_scripts, char *bd)
1709{
1710 /** malloc **/
1711 char *command;
1712 char *boot_device;
1713 char *tmp;
1714 char *editor;
1715 int res;
1716 int done;
1717
1718 malloc_string(command);
1719 malloc_string(boot_device);
1720 malloc_string(tmp);
1721 malloc_string(editor);
1722 assert_string_is_neither_NULL_nor_zerolength(bd);
1723
1724 strcpy(editor, find_my_editor());
1725 strcpy(boot_device, bd);
1726 sprintf(command, "raw-MR %s /tmp/mountlist.txt", boot_device);
1727 log_msg(2, "run_raw_mbr() --- command='%s'", command);
1728
1729 if (offer_to_hack_scripts
1730 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1731 /* interactive mode */
1732 {
1733 mvaddstr_and_log_it(g_currentY, 0,
1734 "Modifying fstab and restoring MBR... ");
1735 for (done = FALSE; !done;) {
1736 if (!run_program_and_log_output("which vi", FALSE)) {
1737 popup_and_OK("You will now edit fstab");
1738 if (!g_text_mode) {
1739 newtSuspend();
1740 }
1741 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1742 paranoid_system(tmp);
1743 if (!g_text_mode) {
1744 newtResume();
1745 }
1746// newtCls();
1747 }
1748 popup_and_get_string("Boot device",
1749 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1750 boot_device, MAX_STR_LEN / 4);
1751 sprintf(command, "stabraw-me %s", boot_device);
1752 res = run_program_and_log_output(command, 3);
1753 if (res) {
1754 done = ask_me_yes_or_no("Modifications failed. Re-try?");
1755 } else {
1756 done = TRUE;
1757 }
1758 }
1759 } else
1760 /* nuke mode */
1761 {
1762 mvaddstr_and_log_it(g_currentY, 0,
1763 "Restoring MBR... ");
1764 res = run_program_and_log_output(command, 3);
1765 }
1766 if (res) {
1767 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1768 log_to_screen
1769 ("MBR+fstab processed w/error(s). See %s for more info.", MONDO_LOGFILE);
1770 } else {
1771 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1772 }
1773 paranoid_free(command);
1774 paranoid_free(boot_device);
1775 paranoid_free(tmp);
1776 paranoid_free(editor);
1777 return (res);
1778}
1779
1780/**************************************************************************
1781 *END_RUN_RAW_MBR *
1782 **************************************************************************/
1783
1784
1785
1786/**
1787 * malloc() and set sensible defaults for the mondorestore filename variables.
1788 * @param bkpinfo The backup information structure. Fields used:
1789 * - @c bkpinfo->tmpdir
1790 * - @c bkpinfo->disaster_recovery
1791 */
1792void setup_MR_global_filenames()
1793{
1794 char *temppath;
1795
1796 assert(bkpinfo != NULL);
1797
1798 malloc_string(g_biggielist_txt);
1799 malloc_string(g_filelist_full);
1800 malloc_string(g_filelist_imagedevs);
1801 malloc_string(g_imagedevs_restthese);
1802 malloc_string(g_mondo_cfg_file);
1803 malloc_string(g_mountlist_fname);
1804 malloc_string(g_mondo_home);
1805 /*
1806 malloc_string(g_tmpfs_mountpt);
1807 */
1808 malloc_string(g_isodir_device);
1809 malloc_string(g_isodir_format);
1810
1811 temppath = bkpinfo->tmpdir;
1812
1813 sprintf(g_biggielist_txt, "%s/%s", temppath, BIGGIELIST_TXT_STUB);
1814 sprintf(g_filelist_full, "%s/%s", temppath, FILELIST_FULL_STUB);
1815 sprintf(g_filelist_imagedevs, "%s/tmp/filelist.imagedevs", temppath);
1816// sprintf(g_imagedevs_pot, "%s/tmp/imagedevs.pot", temppath);
1817 sprintf(g_imagedevs_restthese, "%s/tmp/imagedevs.restore-these",
1818 temppath);
1819 if (bkpinfo->disaster_recovery) {
1820 sprintf(g_mondo_cfg_file, "/%s", MONDO_CFG_FILE_STUB);
1821 sprintf(g_mountlist_fname, "/%s", MOUNTLIST_FNAME_STUB);
1822 } else {
1823 sprintf(g_mondo_cfg_file, "%s/%s", temppath, MONDO_CFG_FILE_STUB);
1824 sprintf(g_mountlist_fname, "%s/%s", temppath,
1825 MOUNTLIST_FNAME_STUB);
1826 }
1827}
1828
1829/**************************************************************************
1830 *END_SET_GLOBAL_FILENAME *
1831 **************************************************************************/
1832
1833
1834/**
1835 * Copy @p input_file (containing the result of a compare) to @p output_file,
1836 * deleting spurious "changes" along the way.
1837 * @param output_file The output file to write with spurious changes removed.
1838 * @param input_file The input file, a list of changed files created by a compare.
1839 */
1840void streamline_changes_file(char *output_file, char *input_file)
1841{
1842 FILE *fin;
1843 FILE *fout;
1844 /** malloc **/
1845 char *incoming;
1846
1847 assert_string_is_neither_NULL_nor_zerolength(output_file);
1848 assert_string_is_neither_NULL_nor_zerolength(input_file);
1849 malloc_string(incoming);
1850
1851 if (!(fin = fopen(input_file, "r"))) {
1852 log_OS_error(input_file);
1853 return;
1854 }
1855 if (!(fout = fopen(output_file, "w"))) {
1856 fatal_error("cannot open output_file");
1857 }
1858 for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
1859 fgets(incoming, MAX_STR_LEN - 1, fin)) {
1860 if (strncmp(incoming, "etc/adjtime", 11)
1861 && strncmp(incoming, "etc/mtab", 8)
1862 && strncmp(incoming, "tmp/", 4)
1863 && strncmp(incoming, "boot/map", 8)
1864 && !strstr(incoming, "incheckentry")
1865 && strncmp(incoming, "etc/mail/statistics", 19)
1866 && strncmp(incoming, "var/", 4))
1867 fprintf(fout, "%s", incoming); /* don't need \n here, for some reason.. */
1868 }
1869 paranoid_fclose(fout);
1870 paranoid_fclose(fin);
1871 paranoid_free(incoming);
1872}
1873
1874/**************************************************************************
1875 *END_STREAMLINE_CHANGES_FILE *
1876 **************************************************************************/
1877
1878
1879/**
1880 * Give the user twenty seconds to press Ctrl-Alt-Del before we nuke their drives.
1881 */
1882void twenty_seconds_til_yikes()
1883{
1884 int i;
1885 /* MALLOC * */
1886 char *tmp;
1887
1888 malloc_string(tmp);
1889 if (does_file_exist("/tmp/NOPAUSE")) {
1890 return;
1891 }
1892 open_progress_form("CAUTION",
1893 "Be advised: I am about to ERASE your hard disk(s)!",
1894 "You may press Ctrl+Alt+Del to abort safely.",
1895 "", 20);
1896 for (i = 0; i < 20; i++) {
1897 g_current_progress = i;
1898 sprintf(tmp, "You have %d seconds left to abort.", 20 - i);
1899 update_progress_form(tmp);
1900 sleep(1);
1901 }
1902 close_progress_form();
1903 paranoid_free(tmp);
1904}
1905
1906/**************************************************************************
1907 *END_TWENTY_SECONDS_TIL_YIKES *
1908 **************************************************************************/
1909
1910
1911/**
1912 * Unmount all devices in @p p_external_copy_of_mountlist.
1913 * @param p_external_copy_of_mountlist The mountlist to guide the devices to unmount.
1914 * @return 0 for success, nonzero for failure.
1915 */
1916int unmount_all_devices(struct mountlist_itself
1917 *p_external_copy_of_mountlist)
1918{
1919 struct mountlist_itself *mountlist;
1920 int retval = 0, lino, res = 0, i;
1921 char *command;
1922 char *tmp = NULL;
1923
1924 malloc_string(command);
1925 assert(p_external_copy_of_mountlist != NULL);
1926
1927 mountlist = malloc(sizeof(struct mountlist_itself));
1928 memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
1929 sizeof(struct mountlist_itself));
1930 sort_mountlist_by_mountpoint(mountlist, 0);
1931
1932 run_program_and_log_output("df -m", 3);
1933 mvaddstr_and_log_it(g_currentY, 0, "Unmounting devices ");
1934 open_progress_form("Unmounting devices",
1935 "Unmounting all devices that were mounted,",
1936 "in preparation for the post-restoration reboot.",
1937 "", mountlist->entries);
1938 chdir("/");
1939 for (i = 0;
1940 i < 10
1941 &&
1942 run_program_and_log_output
1943 ("ps | grep buffer | grep -v \"grep buffer\"", TRUE) == 0;
1944 i++) {
1945 sleep(1);
1946 log_msg(2, "Waiting for buffer() to finish");
1947 }
1948
1949 paranoid_system("sync");
1950
1951 mr_asprintf(&tmp, "cp -f %s " MNT_RESTORING "/var/log", MONDO_LOGFILE);
1952 if (run_program_and_log_output(tmp, FALSE)) {
1953 log_msg(1,
1954 "Error. Failed to copy log to PC's /var/log dir. (Mounted read-only?)");
1955 }
1956 paranoid_free(tmp);
1957 if (does_file_exist("/tmp/DUMBASS-GENTOO")) {
1958 run_program_and_log_output("mkdir -p " MNT_RESTORING
1959 "/mnt/.boot.d", 5);
1960 }
1961
1962 /* Unmounting the local /proc and /sys first */
1963 run_program_and_log_output("umount " MNT_RESTORING "/proc",3);
1964 run_program_and_log_output("umount " MNT_RESTORING "/sys",3);
1965
1966 for (lino = mountlist->entries - 1; lino >= 0; lino--) {
1967 if (!strcmp(mountlist->el[lino].mountpoint, "lvm")) {
1968 continue;
1969 }
1970 mr_asprintf(&tmp, "Unmounting device %s ", mountlist->el[lino].device);
1971
1972 update_progress_form(tmp);
1973
1974 if (is_this_device_mounted(mountlist->el[lino].device)) {
1975 if (!strcmp(mountlist->el[lino].mountpoint, "swap")) {
1976 sprintf(command, "swapoff %s", mountlist->el[lino].device);
1977 } else {
1978 if (!strcmp(mountlist->el[lino].mountpoint, "/1")) {
1979 sprintf(command, "umount %s/", MNT_RESTORING);
1980 log_msg(3,
1981 "Well, I know a certain kitty-kitty who'll be sleeping with Mommy tonight...");
1982 } else {
1983 sprintf(command, "umount " MNT_RESTORING "%s",
1984 mountlist->el[lino].mountpoint);
1985
1986 /* To support latest Ubuntu where /var is a separate FS
1987 * Cf: http://linux.derkeiler.com/Mailing-Lists/Ubuntu/2007-04/msg01319.html
1988 * we need to create some dirs under the real / before unmounting it */
1989 if (!strcmp(mountlist->el[lino].mountpoint, "/")) {
1990 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/lock", FALSE);
1991 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run", FALSE);
1992 }
1993 }
1994 }
1995 log_msg(10, "The 'umount' command is '%s'", command);
1996 res = run_program_and_log_output(command, 3);
1997 } else {
1998 mr_strcat(tmp, "...not mounted anyway :-) OK");
1999 res = 0;
2000 }
2001 g_current_progress++;
2002 if (res) {
2003 mr_strcat(tmp, "...Failed");
2004 retval++;
2005 log_to_screen(tmp);
2006 } else {
2007 log_msg(2, tmp);
2008 }
2009 paranoid_free(tmp);
2010 }
2011 close_progress_form();
2012 if (retval) {
2013 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
2014 } else {
2015 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
2016 }
2017 if (retval) {
2018 log_to_screen("Unable to unmount some of your partitions.");
2019 } else {
2020 log_to_screen("All partitions were unmounted OK.");
2021 }
2022 free(mountlist);
2023 paranoid_free(command);
2024 return (retval);
2025}
2026
2027/**************************************************************************
2028 *END_UNMOUNT_ALL_DEVICES *
2029 **************************************************************************/
2030
2031
2032
2033/**
2034 * Extract mondo-restore.cfg and the mountlist from the tape inserted
2035 * to the ./tmp/ directory.
2036 * @param dev The tape device to read from.
2037 * @return 0 for success, nonzero for failure.
2038 */
2039int extract_cfg_file_and_mountlist_from_tape_dev(char *dev)
2040{
2041 char *command;
2042 int res = 0;
2043
2044 malloc_string(command);
2045
2046 if (bkpinfo->use_obdr) {
2047 skip_obdr();
2048 } else {
2049 // BCO: below 32KB seems to block at least on RHAS 2.1 and MDK 10.0
2050 set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
2051 }
2052
2053 sprintf(command,
2054 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx ./%s ./%s ./%s ./%s ./%s",
2055 dev,
2056 bkpinfo->internal_tape_block_size,
2057 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2058 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2059 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2060 log_msg(2, "command = '%s'", command);
2061 res = run_program_and_log_output(command, -1);
2062 if (res != 0) {
2063 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2064 res = 0;
2065 } else {
2066 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2067 log_msg(2, "pre-2.2.4 compatible mode on");
2068 sprintf(command,
2069 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx %s %s %s %s %s",
2070 dev,
2071 bkpinfo->internal_tape_block_size,
2072 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2073 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2074 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2075 log_msg(2, "command = '%s'", command);
2076 res = run_program_and_log_output(command, -1);
2077 if ((res != 0) && (does_file_exist(MONDO_CFG_FILE_STUB))) {
2078 res = 0;
2079 }
2080 }
2081 }
2082 paranoid_free(command);
2083 return (res);
2084}
2085
2086
2087
2088/**
2089 * Get the configuration file from the floppy, tape, or CD.
2090 * @param bkpinfo The backup information structure. Fields used:
2091 * - @c bkpinfo->backup_media_type
2092 * - @c bkpinfo->media_device
2093 * - @c bkpinfo->tmpdir
2094 * @return 0 for success, nonzero for failure.
2095 */
2096int get_cfg_file_from_archive()
2097{
2098 int retval = 0;
2099
2100 /** malloc *****/
2101 char *device;
2102 char *command;
2103 char *cfg_file;
2104 char *mounted_cfgf_path;
2105 char *tmp;
2106 char *mountpt;
2107 char *ramdisk_fname;
2108 char *mountlist_file;
2109 bool extract_mountlist_stub = FALSE;
2110 bool extract_i_want_my_lvm = FALSE;
2111
2112 bool try_plan_B;
2113
2114 assert(bkpinfo != NULL);
2115 malloc_string(cfg_file);
2116 malloc_string(mounted_cfgf_path);
2117 malloc_string(mountpt);
2118 malloc_string(ramdisk_fname);
2119 malloc_string(mountlist_file);
2120 malloc_string(device);
2121 malloc_string(command);
2122 malloc_string(tmp);
2123 log_msg(2, "gcffa --- starting");
2124 log_to_screen("I'm thinking...");
2125 sprintf(mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
2126 device[0] = '\0';
2127 chdir(bkpinfo->tmpdir);
2128 strcpy(cfg_file, MONDO_CFG_FILE_STUB);
2129 unlink(cfg_file); // cfg_file[] is missing the '/' at the start, FYI, by intent
2130 unlink(FILELIST_FULL_STUB);
2131 unlink(BIGGIELIST_TXT_STUB);
2132 sprintf(command, "mkdir -p %s", mountpt);
2133 run_program_and_log_output(command, FALSE);
2134
2135 sprintf(cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
2136 sprintf(mountlist_file, "%s/%s", bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2137 // make_hole_for_file( cfg_file );
2138 // make_hole_for_file( mountlist_file);
2139 log_msg(2, "mountpt = %s; cfg_file=%s", mountpt, cfg_file);
2140
2141 if (!does_file_exist(cfg_file)) {
2142 log_msg(2, "gcffa --- we don't have cfg file yet.");
2143 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
2144 try_plan_B = TRUE;
2145 } else {
2146 log_msg(2, "gcffa --- calling mount_media now :)");
2147 if (!mount_media()) {
2148 log_msg(2,
2149 "gcffa --- managed to mount CD; so, no need for Plan B");
2150 try_plan_B = FALSE;
2151 } else {
2152 try_plan_B = TRUE;
2153 }
2154 if (what_number_cd_is_this() > 1) {
2155 insist_on_this_cd_number((g_current_media_number = 1));
2156 }
2157 }
2158 if (try_plan_B) {
2159 log_msg(2, "gcffa --- OK, switching to Plan B");
2160 chdir(bkpinfo->tmpdir);
2161 run_program_and_log_output("mkdir -p tmp", FALSE);
2162
2163 if (strlen(bkpinfo->media_device) == 0) {
2164 strcpy(bkpinfo->media_device, "/dev/st0");
2165 log_msg(2, "media_device is blank; assuming %s");
2166 }
2167 strcpy(tmp, bkpinfo->media_device);
2168 if (extract_cfg_file_and_mountlist_from_tape_dev
2169 (bkpinfo->media_device)) {
2170 strcpy(bkpinfo->media_device, "/dev/st0");
2171 if (extract_cfg_file_and_mountlist_from_tape_dev
2172 (bkpinfo->media_device)) {
2173 strcpy(bkpinfo->media_device, "/dev/osst0");
2174 if (extract_cfg_file_and_mountlist_from_tape_dev
2175 (bkpinfo->media_device)) {
2176 strcpy(bkpinfo->media_device, "/dev/ht0");
2177 if (extract_cfg_file_and_mountlist_from_tape_dev
2178 (bkpinfo->media_device)) {
2179 log_msg(3,
2180 "I tried lots of devices but none worked.");
2181 strcpy(bkpinfo->media_device, tmp);
2182 }
2183 }
2184 }
2185 }
2186
2187 if (!does_file_exist("tmp/mondo-restore.cfg")) {
2188 log_to_screen("Cannot find config info on media");
2189 return (1);
2190 }
2191 } else {
2192 if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
2193 extract_mountlist_stub = FALSE;
2194 } else {
2195 extract_mountlist_stub = TRUE;
2196 }
2197 if (does_file_exist("/"IWANTMYLVM_STUB)) {
2198 extract_i_want_my_lvm = FALSE;
2199 } else {
2200 extract_i_want_my_lvm = TRUE;
2201 }
2202
2203 log_msg(2,
2204 "gcffa --- Plan B, a.k.a. untarring some file from all.tar.gz");
2205 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
2206 run_program_and_log_output(command, TRUE);
2207 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2208 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2209 log_msg(2, "pre-2.2.4 compatible mode on");
2210 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
2211 run_program_and_log_output(command, TRUE);
2212 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2213 fatal_error
2214 ("Please reinsert the disk/CD and try again.");
2215 }
2216 }
2217 }
2218 }
2219 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2220 log_msg(1, "gcffa --- great! We've got the config file");
2221 sprintf(tmp, "%s/%s",
2222 call_program_and_get_last_line_of_output("pwd"),
2223 MONDO_CFG_FILE_STUB);
2224 sprintf(command, "cp -f %s %s", tmp, cfg_file);
2225 log_it("%s",command);
2226 if (strcmp(tmp, cfg_file)
2227 && run_program_and_log_output(command, 1)) {
2228 log_msg(1,
2229 "... but an error occurred when I tried to move it to %s",
2230 cfg_file);
2231 } else {
2232 log_msg(1, "... and I moved it successfully to %s", cfg_file);
2233 }
2234 sprintf(command, "cp -f %s/%s %s",
2235 call_program_and_get_last_line_of_output("pwd"),
2236 MOUNTLIST_FNAME_STUB, mountlist_file);
2237 log_it("%s",command);
2238 if (extract_mountlist_stub) {
2239 if (strcmp(tmp, cfg_file)
2240 && run_program_and_log_output(command, 1)) {
2241 log_msg(1, "Failed to get mountlist");
2242 } else {
2243 log_msg(1, "Got mountlist too");
2244 sprintf(command, "cp -f %s %s", mountlist_file,
2245 g_mountlist_fname);
2246 if (run_program_and_log_output(command, 1)) {
2247 log_msg(1, "Failed to copy mountlist to /tmp");
2248 } else {
2249 log_msg(1, "Copied mountlist to /tmp as well OK");
2250 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2251 run_program_and_log_output(command, 1);
2252 }
2253 }
2254 }
2255 }
2256 run_program_and_log_output("umount -d " MNT_CDROM, FALSE);
2257 if (!does_file_exist(cfg_file)) {
2258 log_it("%s",cfg_file);
2259 log_msg(1, "%s not found", cfg_file);
2260 log_to_screen
2261 ("Oh dear. Unable to recover configuration file from boot disk");
2262 return (1);
2263 }
2264
2265 log_to_screen("Recovered mondo-restore.cfg");
2266 if (!does_file_exist(MOUNTLIST_FNAME_STUB)) {
2267 log_to_screen("...but not mountlist.txt - a pity, really...");
2268 }
2269 else {
2270 /* Is this code really useful ??? */
2271 if (extract_mountlist_stub) {
2272 sprintf(command, "cp -f %s %s/%s", MOUNTLIST_FNAME_STUB,
2273 bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2274 run_program_and_log_output(command, FALSE);
2275 }
2276 }
2277
2278 sprintf(command, "cp -f %s /%s", cfg_file, MONDO_CFG_FILE_STUB);
2279 run_program_and_log_output(command, FALSE);
2280 if (extract_mountlist_stub) {
2281 sprintf(command, "cp -f %s /%s", mountlist_file, MOUNTLIST_FNAME_STUB);
2282 run_program_and_log_output(command, FALSE);
2283 }
2284 sprintf(command, "cp -f etc/raidtab /etc/");
2285 run_program_and_log_output(command, FALSE);
2286 if (extract_i_want_my_lvm) {
2287 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2288 run_program_and_log_output(command, FALSE);
2289 }
2290 g_backup_media_type = bkpinfo->backup_media_type;
2291 paranoid_free(device);
2292 paranoid_free(command);
2293 paranoid_free(tmp);
2294 paranoid_free(cfg_file);
2295 paranoid_free(mounted_cfgf_path);
2296 paranoid_free(mountpt);
2297 paranoid_free(ramdisk_fname);
2298 paranoid_free(mountlist_file);
2299 return (retval);
2300}
2301
2302/**************************************************************************
2303 *END_GET_CFG_FILE_FROM_ARCHIVE *
2304 **************************************************************************/
2305
2306/* @} - end restoreUtilityGroup */
2307
2308
2309/***************************************************************************
2310 * F@ *
2311 * () -- Hugo Rabson *
2312 * *
2313 * Purpose: *
2314 * *
2315 * Called by: *
2316 * Params: - - *
2317 * Returns: 0=success; nonzero=failure *
2318 ***************************************************************************/
2319
2320
2321
2322void wait_until_software_raids_are_prepped(char *mdstat_file,
2323 int wait_for_percentage)
2324{
2325 struct raidlist_itself *raidlist;
2326 int unfinished_mdstat_devices = 9999, i;
2327 char *screen_message;
2328
2329 malloc_string(screen_message);
2330 raidlist = malloc(sizeof(struct raidlist_itself));
2331
2332 assert(wait_for_percentage <= 100);
2333 log_it("wait_until_software_raids_are_prepped");
2334 while (unfinished_mdstat_devices > 0) {
2335 // FIXME: Prefix '/dev/' should really be dynamic!
2336 if (parse_mdstat(raidlist, "/dev/")) {
2337 log_to_screen("Sorry, cannot read %s", MDSTAT_FILE);
2338 log_msg(1,"Sorry, cannot read %s", MDSTAT_FILE);
2339 return;
2340 }
2341 for (unfinished_mdstat_devices = i = 0; i <= raidlist->entries; i++) {
2342 if (raidlist->el[i].progress < wait_for_percentage) {
2343 unfinished_mdstat_devices++;
2344 if (raidlist->el[i].progress == -1) // delayed while another partition inits
2345 {
2346 continue;
2347 }
2348 log_msg(1,"Sync'ing %s (i=%d)", raidlist->el[i].raid_device, i);
2349 sprintf(screen_message, "Sync'ing %s",
2350 raidlist->el[i].raid_device);
2351 open_evalcall_form(screen_message);
2352 while (raidlist->el[i].progress < wait_for_percentage) {
2353 log_msg(1,"Percentage sync'ed: %d", raidlist->el[i].progress);
2354 update_evalcall_form(raidlist->el[i].progress);
2355 sleep(2);
2356 // FIXME: Prefix '/dev/' should really be dynamic!
2357 if (parse_mdstat(raidlist, "/dev/")) {
2358 break;
2359 }
2360 }
2361 close_evalcall_form();
2362 }
2363 }
2364 }
2365 paranoid_free(screen_message);
2366 paranoid_free(raidlist);
2367}
2368
2369
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