source: MondoRescue/branches/2.2.9/mondo/src/mondorestore/mondo-rstr-tools.c@ 2144

Last change on this file since 2144 was 2144, checked in by Bruno Cornec, 15 years ago

Ok, really fix the Ubuntu problem as we need first to umount /var and then create the dirs

  • Property svn:keywords set to Id
File size: 74.7 KB
Line 
1/***************************************************************************
2$Id: mondo-rstr-tools.c 2144 2009-02-14 01:10:28Z bruno $
3
4/***************************************************************************
5* *
6* This program is free software; you can redistribute it and/or modify *
7* it under the terms of the GNU General Public License as published by *
8* the Free Software Foundation; either version 2 of the License, or *
9* (at your option) any later version. *
10* *
11***************************************************************************/
12
13#include <pthread.h>
14#include <linux/fd.h>
15#include "my-stuff.h"
16#include "../common/mondostructures.h"
17#include "../common/libmondo.h"
18#include "mr-externs.h"
19#include "mondo-rstr-tools.h"
20
21/**
22 * The biggielist stub (appended to the directory where all.tar.gz was unpacked).
23 */
24#define BIGGIELIST_TXT_STUB "tmp/biggielist.txt"
25
26/**
27 * The filelist stub (appended to the directory where all.tar.gz was unpacked).
28 */
29#define FILELIST_FULL_STUB "tmp/filelist.full.gz"
30
31/**
32 * The mountlist stub (appended to the directory where all.tar.gz was unpacked).
33 */
34#define MOUNTLIST_FNAME_STUB "tmp/mountlist.txt"
35
36/**
37 * The mondo-restore.cfg stub (appended to the directory where all.tar.gz was unpacked).
38 */
39#define MONDO_CFG_FILE_STUB "tmp/mondo-restore.cfg"
40/**
41 * The i-want-my-lvm stub
42 */
43#define IWANTMYLVM_STUB "tmp/i-want-my-lvm"
44
45extern bool g_ISO_restore_mode; /* are we in Iso Mode? */
46extern bool g_I_have_just_nuked;
47/*
48extern char *g_tmpfs_mountpt;
49*/
50extern char *g_isodir_device;
51extern char *g_isodir_format;
52extern long g_current_progress, g_maximum_progress;
53extern char *g_biggielist_txt; // where 'biggielist.txt' is stored, on ramdisk / tempdir;
54 // biggielist.txt is the list of big files stored on the
55 // backup media set in question
56extern char *g_filelist_full; // filelist.full.gz is the list of all regular files
57 // (excluding big files) stored on the backup media set
58extern char *g_biggielist_pot; // list of big files which _could_ be restored, if the
59 // user chooses them
60extern char *g_filelist_imagedevs; // list of devices (e.g. /dev/hda1, /dev/sda5) which
61 // were archived as images, not just /dev entries
62 // ... e.g. NTFS, BeOS partitions
63extern char *g_imagedevs_restthese; // of the imagedevs listed in FILELIST_IMAGEDEVS,
64 // restore only these
65extern char *g_mondo_cfg_file; // where m*ndo-restore.cfg (the config file) is stored
66extern char *g_mountlist_fname; // where mountlist.txt (the mountlist file) is stored
67extern char *g_mondo_home; // homedir of Mondo; usually /usr/local/share/mondo
68
69extern t_bkptype g_backup_media_type;
70
71extern int g_partition_table_locked_up;
72extern char *MONDO_LOGFILE;
73
74/* Reference to global bkpinfo */
75extern struct s_bkpinfo *bkpinfo;
76
77/* Should we use or not extended attributes and acl when restoring */
78char *g_getfattr = NULL;
79char *g_getfacl = NULL;
80
81extern void kill_anything_like_this(char *str);
82extern int skip_obdr(void);
83extern int set_tape_block_size_with_mt(long internal_tape_block_size);
84
85/**
86* @addtogroup restoreUtilityGroup
87* @{
88*/
89/**
90* Free the malloc()s for the filename variables.
91*/
92void free_MR_global_filenames(void)
93{
94paranoid_free(g_biggielist_txt);
95paranoid_free(g_filelist_full);
96paranoid_free(g_filelist_imagedevs);
97paranoid_free(g_imagedevs_restthese);
98paranoid_free(g_mondo_cfg_file);
99paranoid_free(g_mountlist_fname);
100paranoid_free(g_mondo_home);
101/*
102paranoid_free(g_tmpfs_mountpt);
103*/
104paranoid_free(g_isodir_device);
105paranoid_free(g_isodir_format);
106
107}
108
109
110
111/**
112* Ask the user which imagedevs from the list contained in @p infname should
113* actually be restored.
114* @param infname The file containing a list of all imagedevs.
115* @param outfname The location of the output file containing the imagedevs the user wanted to restore.
116* @ingroup restoreUtilityGroup
117*/
118void ask_about_these_imagedevs(char *infname, char *outfname)
119{
120FILE *fin;
121FILE *fout;
122/************************************************************************
123* allocate memory regions. test and set -sab 16 feb 2003 *
124************************************************************************/
125char *incoming_ptr;
126char *question_ptr;
127
128char incoming[MAX_STR_LEN] = "\0";
129char question[MAX_STR_LEN];
130
131assert_string_is_neither_NULL_nor_zerolength(infname);
132assert_string_is_neither_NULL_nor_zerolength(outfname);
133
134incoming_ptr = malloc(sizeof(incoming));
135if (incoming_ptr == NULL) {
136fprintf(stderr, "Out of Memory\n");
137exit(EXIT_FAILURE);
138}
139
140question_ptr = malloc(sizeof(question));
141if (question_ptr == NULL) {
142fprintf(stderr, "Out of Memory\n");
143exit(EXIT_FAILURE);
144}
145
146memset(incoming_ptr, '\0', sizeof(incoming));
147memset(question_ptr, '\0', sizeof(question));
148
149
150
151if (!(fin = fopen(infname, "r"))) {
152fatal_error("Cannot openin infname");
153}
154if (!(fout = fopen(outfname, "w"))) {
155fatal_error("Cannot openin outfname");
156}
157for (fgets(incoming_ptr, MAX_STR_LEN, fin);
158 !feof(fin); fgets(incoming_ptr, MAX_STR_LEN, fin)) {
159strip_spaces(incoming_ptr);
160
161if (incoming[0] == '\0') {
162 continue;
163}
164
165sprintf(question_ptr,
166 "Should I restore the image of %s ?", incoming_ptr);
167
168if (ask_me_yes_or_no(question_ptr)) {
169 fprintf(fout, "%s\n", incoming_ptr);
170}
171}
172
173/*** free memory ***********/
174paranoid_free(incoming_ptr);
175incoming_ptr = NULL;
176paranoid_free(question_ptr);
177question_ptr = NULL;
178
179
180paranoid_fclose(fout);
181paranoid_fclose(fin);
182}
183
184/**************************************************************************
185*ASK_ABOUT_THESE_IMAGEDEVS *
186**************************************************************************/
187
188
189
190
191
192
193
194
195/**
196* Extract @c mondo-restore.cfg and @c mountlist.txt from @p ramdisk_fname.
197* @param bkpinfo The backup information structure. @c tmpdir is the only field used.
198* @param ramdisk_fname The filename of the @b compressed ramdisk to look in.
199* @param output_cfg_file Where to put the configuration file extracted.
200* @param output_mountlist_file Where to put the mountlist file extracted.
201* @return 0 for success, nonzero for failure.
202* @ingroup restoreUtilityGroup
203*/
204
205/**
206* Keep trying to get mondo-restore.cfg from the archive, until the user gives up.
207*/
208void get_cfg_file_from_archive_or_bust()
209{
210while (get_cfg_file_from_archive()) {
211if (!ask_me_yes_or_no
212 ("Failed to find config file/archives. Choose another source?"))
213{
214 fatal_error("Could not find config file/archives. Aborting.");
215}
216interactively_obtain_media_parameters_from_user(FALSE);
217}
218}
219
220
221/**
222* Determine whether @p list_fname contains a line containing @p f.
223* @param f The line to search for.
224* @param list_fname The file to search in.
225* @param preamble Ignore this beginning part of @p f ("" to disable).
226* @return TRUE if it's in the list, FALSE if it's not.
227*/
228bool is_file_in_list(char *f, char *list_fname, char *preamble)
229{
230
231/** needs malloc **/
232char *command;
233char *file;
234char *tmp;
235int res;
236
237malloc_string(command);
238malloc_string(file);
239malloc_string(tmp);
240assert_string_is_neither_NULL_nor_zerolength(f);
241assert_string_is_neither_NULL_nor_zerolength(list_fname);
242assert(preamble != NULL);
243
244if (strncmp(preamble, f, strlen(preamble)) == 0) {
245strcpy(file, f + strlen(preamble));
246} else {
247strcpy(file, f);
248}
249if (file[0] == '/' && file[1] == '/') {
250strcpy(tmp, file);
251strcpy(file, tmp + 1);
252}
253sprintf(tmp,
254 "Checking to see if f=%s, file=%s, is in the list of biggiefiles",
255 f, file);
256log_msg(2, tmp);
257sprintf(command, "grep -E '^%s$' %s", file, list_fname);
258res = run_program_and_log_output(command, FALSE);
259paranoid_free(command);
260paranoid_free(file);
261paranoid_free(tmp);
262if (res) {
263return (FALSE);
264} else {
265return (TRUE);
266}
267}
268
269/**************************************************************************
270*END_IS_FILE_IN_LIST *
271**************************************************************************/
272
273
274
275/**
276* Set up an ISO backup.
277* @param bkpinfo The backup information structure. Fields used:
278* - @c bkpinfo->backup_media_type
279* - @c bkpinfo->disaster_recovery
280* - @c bkpinfo->isodir
281* @param nuke_me_please If TRUE, we're in nuke mode; if FALSE we're in interactive mode.
282* @return 0 for success, nonzero for failure.
283*/
284int iso_fiddly_bits(bool nuke_me_please)
285{
286char *mount_isodir_command, *tmp, *command;
287int retval = 0, i;
288bool already_mounted = FALSE;
289
290assert(bkpinfo != NULL);
291malloc_string(mount_isodir_command);
292malloc_string(tmp);
293malloc_string(command);
294g_ISO_restore_mode = TRUE;
295read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
296if (bkpinfo->disaster_recovery) {
297/* Patch Conor Daly 26-june-2004
298* Don't let this clobber an existing bkpinfo->isodir */
299if (!bkpinfo->isodir[0]) {
300 strcpy(bkpinfo->isodir, "/tmp/isodir");
301}
302/* End patch */
303sprintf(command, "mkdir -p %s", bkpinfo->isodir);
304run_program_and_log_output(command, 5);
305log_msg(2, "Setting isodir to %s", bkpinfo->isodir);
306}
307
308if (!get_isodir_info
309(g_isodir_device, g_isodir_format, bkpinfo->isodir,
310 nuke_me_please)) {
311return (1);
312}
313paranoid_system("umount " MNT_CDROM " 2> /dev/null"); /* just in case */
314
315if (is_this_device_mounted(g_isodir_device)) {
316log_to_screen("WARNING - isodir is already mounted");
317already_mounted = TRUE;
318} else {
319sprintf(mount_isodir_command, "mount %s", g_isodir_device);
320if (strlen(g_isodir_format) > 1) {
321 sprintf(mount_isodir_command + strlen(mount_isodir_command),
322 " -t %s", g_isodir_format);
323}
324strcat(mount_isodir_command, " -o ro ");
325strcat(mount_isodir_command, bkpinfo->isodir);
326run_program_and_log_output("df -m", FALSE);
327sprintf(tmp,
328 "The 'mount' command is '%s'. PLEASE report this command to be if you have problems, ok?",
329 mount_isodir_command);
330log_msg(1, tmp);
331if (run_program_and_log_output(mount_isodir_command, FALSE)) {
332 popup_and_OK
333 ("Cannot mount the device where the ISO files are stored.");
334 return (1);
335}
336log_to_screen
337 ("I have mounted the device where the ISO files are stored.");
338}
339if (!IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
340 mount_media();
341}
342i = what_number_cd_is_this(); /* has the side-effect of calling mount_media() */
343sprintf(tmp, "%s #%d has been mounted via loopback mount",
344 media_descriptor_string(bkpinfo->backup_media_type), i);
345log_msg(1, tmp);
346if (i < 0) {
347popup_and_OK
348 ("Cannot find ISO images in the directory you specified.");
349retval = 1;
350}
351log_msg(2, "%ld: bkpinfo->isodir is now %s", __LINE__,
352 bkpinfo->isodir);
353paranoid_free(mount_isodir_command);
354paranoid_free(tmp);
355paranoid_free(command);
356return (retval);
357}
358
359
360
361
362/**
363* Kill all Petris processes.
364*/
365void kill_petris(void) {
366 kill_anything_like_this("petris");
367}
368
369/**************************************************************************
370*END_KILL_PETRIS *
371**************************************************************************/
372
373
374/**
375 * Mount @p device at @p mpt as @p format.
376 * @param device The device (/dev entry) to mount.
377 * @param mpt The directory to mount it on.
378 * @param format The filesystem type of @p device.
379 * @param writeable If TRUE, mount read-write; if FALSE, mount read-only.
380 * @return 0 for success, nonzero for failure.
381 */
382int mount_device(char *device, char *mpt, char *format, bool writeable)
383{
384int res = 0;
385
386/** malloc **/
387char *tmp, *command, *mountdir, *mountpoint, *additional_parameters;
388
389assert_string_is_neither_NULL_nor_zerolength(device);
390assert_string_is_neither_NULL_nor_zerolength(mpt);
391assert(format != NULL);
392malloc_string(tmp);
393malloc_string(command);
394malloc_string(mountdir);
395malloc_string(mountpoint);
396malloc_string(additional_parameters);
397
398 if (!strcmp(mpt, "/1")) {
399 strcpy(mountpoint, "/");
400 log_msg(3, "Mommm! SME is being a dildo!");
401 } else {
402 strcpy(mountpoint, mpt);
403 }
404
405 if (!strcmp(mountpoint, "lvm")) {
406 return (0);
407 }
408 if (!strcmp(mountpoint, "image")) {
409 return (0);
410 }
411 sprintf(tmp, "Mounting device %s ", device);
412 log_msg(1, tmp);
413 /* Deal with additional params only if not /proc or /sys */
414 if (strcmp(format, "proc") && strcmp(format, "sys")) {
415 if (writeable) {
416 strcpy(additional_parameters, "-o rw");
417 } else {
418 strcpy(additional_parameters, "-o ro");
419 }
420 if (find_home_of_exe("setfattr")) {
421 strcat(additional_parameters, ",user_xattr");
422 }
423 if (find_home_of_exe("setfacl")) {
424 strcat(additional_parameters, ",acl");
425 }
426 }
427
428 if (!strcmp(mountpoint, "swap")) {
429 sprintf(command, "swapon %s", device);
430 } else {
431 if (!strcmp(mountpoint, "/")) {
432 strcpy(mountdir, MNT_RESTORING);
433 } else {
434 sprintf(mountdir, "%s%s", MNT_RESTORING, mountpoint);
435 }
436 sprintf(command, "mkdir -p %s", mountdir);
437 run_program_and_log_output(command, FALSE);
438 sprintf(command, "mount -t %s %s %s %s 2>> %s", format, device,
439 additional_parameters, mountdir, MONDO_LOGFILE);
440 log_msg(2, "command='%s'", command);
441 }
442
443 res = run_program_and_log_output(command, TRUE);
444 if (res && (strstr(command, "xattr") || strstr(command, "acl"))) {
445 log_msg(1, "Re-trying without the fancy extra parameters");
446 sprintf(command, "mount -t %s %s %s 2>> %s", format, device,
447 mountdir, MONDO_LOGFILE);
448 res = run_program_and_log_output(command, TRUE);
449 }
450 if (res) {
451 log_msg(1, "Unable to mount device %s (type %s) at %s", device,
452 format, mountdir);
453 log_msg(1, "command was '%s'", command);
454 if (!strcmp(mountpoint, "swap")) {
455 log_to_screen(tmp);
456 } else {
457 log_msg(2, "Retrying w/o the '-t' switch");
458 sprintf(command, "mount %s %s 2>> %s", device, mountdir,
459 MONDO_LOGFILE);
460 log_msg(2, "2nd command = '%s'", command);
461 res = run_program_and_log_output(command, TRUE);
462 if (res == 0) {
463 log_msg(1,
464 "That's OK. I called mount w/o a filesystem type and it worked fine in the end.");
465 } else {
466 log_to_screen(tmp);
467 }
468 }
469 }
470
471 if (res && !strcmp(mountpoint, "swap")) {
472 log_msg(2, "That's ok. It's just a swap partition.");
473 log_msg(2, "Non-fatal error. Returning 0.");
474 res = 0;
475 }
476
477paranoid_free(tmp);
478paranoid_free(command);
479paranoid_free(mountdir);
480paranoid_free(mountpoint);
481paranoid_free(additional_parameters);
482
483 return (res);
484}
485/**************************************************************************
486 *END_MOUNT_DEVICE *
487**************************************************************************/
488
489
490/**
491 * Mount all devices in @p p_external_copy_of_mountlist on @p MNT_RESTORING.
492 * @param p_external_copy_of_mountlist The mountlist containing devices to be mounted.
493 * @param writeable If TRUE, then mount read-write; if FALSE mount read-only.
494 * @return The number of errors encountered (0 for success).
495 */
496int mount_all_devices(struct mountlist_itself
497 *p_external_copy_of_mountlist, bool writeable)
498{
499int retval = 0, lino, res;
500char *tmp, *these_failed, *format;
501 struct mountlist_itself *mountlist = NULL;
502
503malloc_string(tmp);
504malloc_string(format);
505malloc_string(these_failed);
506/** menset **/
507these_failed[0] = '\0';
508
509assert(p_external_copy_of_mountlist != NULL);
510mountlist = malloc(sizeof(struct mountlist_itself));
511memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
512 sizeof(struct mountlist_itself));
513 sort_mountlist_by_mountpoint(mountlist, 0);
514
515
516 mvaddstr_and_log_it(g_currentY, 0, "Mounting devices ");
517 open_progress_form("Mounting devices",
518 "I am now mounting all the drives.",
519 "This should not take long.",
520 "", mountlist->entries);
521
522 for (lino = 0; lino < mountlist->entries; lino++) {
523 if (!strcmp(mountlist->el[lino].device, "/proc")) {
524 log_msg(1,
525 "Again with the /proc - why is this in your mountlist?");
526 } else if (is_this_device_mounted(mountlist->el[lino].device)) {
527 sprintf(tmp, "%s is already mounted",
528 mountlist->el[lino].device);
529 log_to_screen(tmp);
530 } else if (strcmp(mountlist->el[lino].mountpoint, "none")
531 && strcmp(mountlist->el[lino].mountpoint, "lvm")
532 && strcmp(mountlist->el[lino].mountpoint, "raid")
533 && strcmp(mountlist->el[lino].mountpoint, "image")) {
534 sprintf(tmp, "Mounting %s", mountlist->el[lino].device);
535 update_progress_form(tmp);
536 strcpy(format, mountlist->el[lino].format);
537 res = mount_device(mountlist->el[lino].device,
538 mountlist->el[lino].mountpoint,
539 format, writeable);
540 retval += res;
541 if (res) {
542 strcat(these_failed, mountlist->el[lino].device);
543 strcat(these_failed, " ");
544 }
545 }
546 g_current_progress++;
547 }
548 close_progress_form();
549 if (retval) {
550 if (g_partition_table_locked_up > 0) {
551 log_to_screen
552 ("fdisk's ictol() call to refresh its copy of the partition table causes the kernel to");
553 log_to_screen
554 ("lock up the partition table. You might have to reboot and use Interactive Mode to");
555 log_to_screen
556 ("format and restore *without* partitioning first. Sorry for the inconvenience.");
557 }
558 sprintf(tmp, "Could not mount device(s) %s- shall I abort?",
559 these_failed);
560
561 if (!ask_me_yes_or_no(tmp)) {
562 retval = 0;
563 log_to_screen
564 ("Continuing, although some device(s) failed to be mounted");
565 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
566 } else {
567 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
568 log_to_screen
569 ("Unable to mount some or all of your partitions.");
570 }
571 } else {
572 log_to_screen("All partitions were mounted OK.");
573 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
574 }
575 /* Also mounting under MNT_RESTORING special FS */
576 (void)mount_device("/proc","/proc","proc",TRUE);
577 (void)mount_device("/sys","/sys","sysfs",TRUE);
578 run_program_and_log_output("df -m", 3);
579 paranoid_free(mountlist);
580 paranoid_free(tmp);
581 paranoid_free(format);
582 paranoid_free(these_failed);
583 return (retval);
584}
585/**************************************************************************
586*END_MOUNT_ALL_DEVICES *
587**************************************************************************/
588
589
590/**
591* Mount the CD-ROM or USB device at /mnt/cdrom.
592* @param bkpinfo The backup information structure. Fields used:
593* - @c bkpinfo->backup_media_type
594* - @c bkpinfo->disaster_recovery
595* - @c bkpinfo->isodir
596* - @c bkpinfo->media_device
597* @return 0 for success, nonzero for failure.
598*/
599int mount_media()
600{
601char *mount_cmd;
602int i, res;
603#ifdef __FreeBSD__
604char mdd[32];
605char *mddev = mdd;
606#endif
607
608malloc_string(mount_cmd);
609assert(bkpinfo != NULL);
610
611 if (bkpinfo->backup_media_type == tape
612 || bkpinfo->backup_media_type == udev) {
613 log_msg(8, "Tape/udev. Therefore, no need to mount a media.");
614 paranoid_free(mount_cmd);
615 return 0;
616 }
617
618 if (!run_program_and_log_output("mount | grep -F " MNT_CDROM, FALSE)) {
619 log_msg(2, "mount_media() - media already mounted. Fair enough.");
620 paranoid_free(mount_cmd);
621 return (0);
622 }
623
624 if (bkpinfo->backup_media_type == nfs) {
625 log_msg(2, "Mounting for NFS thingy");
626 log_msg(2, "isodir = %s", bkpinfo->isodir);
627 if ((!bkpinfo->isodir[0] || !strcmp(bkpinfo->isodir, "/"))
628 && am_I_in_disaster_recovery_mode()) {
629 strcpy(bkpinfo->isodir, "/tmp/isodir");
630 log_msg(1, "isodir is being set to %s", bkpinfo->isodir);
631 }
632#ifdef __FreeBSD__
633 sprintf(mount_cmd, "/mnt/isodir/%s/%s/%s-%d.iso", bkpinfo->isodir,
634 bkpinfo->nfs_remote_dir, bkpinfo->prefix, g_current_media_number);
635 mddev = make_vn(mount_cmd);
636 sprintf(mount_cmd, "mount_cd9660 -r %s " MNT_CDROM, mddev);
637#else
638 sprintf(mount_cmd, "mount %s/%s/%s-%d.iso -t iso9660 -o loop,ro %s",
639 bkpinfo->isodir, bkpinfo->nfs_remote_dir,
640 bkpinfo->prefix, g_current_media_number, MNT_CDROM);
641#endif
642
643 } else if (bkpinfo->backup_media_type == iso) {
644#ifdef __FreeBSD__
645 sprintf(mount_cmd, "%s/%s-%d.iso", bkpinfo->isodir,
646 bkpinfo->prefix, g_current_media_number);
647 mddev = make_vn(mount_cmd);
648 sprintf(mount_cmd, "mount_cd9660 -r %s %s", mddev, MNT_CDROM);
649#else
650 sprintf(mount_cmd, "mount %s/%s-%d.iso -t iso9660 -o loop,ro %s",
651 bkpinfo->isodir, bkpinfo->prefix, g_current_media_number, MNT_CDROM);
652#endif
653 } else if (bkpinfo->backup_media_type == usb) {
654 sprintf(mount_cmd, "mount -t vfat %s %s", bkpinfo->media_device, MNT_CDROM);
655 } else if (strstr(bkpinfo->media_device, "/dev/")) {
656#ifdef __FreeBSD__
657 sprintf(mount_cmd, "mount_cd9660 -r %s %s", bkpinfo->media_device,
658 MNT_CDROM);
659#else
660 sprintf(mount_cmd, "mount %s -t iso9660 -o ro %s",
661 bkpinfo->media_device, MNT_CDROM);
662#endif
663 } else {
664 if (bkpinfo->disaster_recovery
665 && does_file_exist("/tmp/CDROM-LIVES-HERE")) {
666 strcpy(bkpinfo->media_device,
667 last_line_of_file("/tmp/CDROM-LIVES-HERE"));
668 } else {
669 find_cdrom_device(bkpinfo->media_device, TRUE);
670 }
671
672#ifdef __FreeBSD__
673 sprintf(mount_cmd, "mount_cd9660 -r %s %s", bkpinfo->media_device,
674 MNT_CDROM);
675#else
676 sprintf(mount_cmd, "mount %s -t iso9660 -o ro %s",
677 bkpinfo->media_device, MNT_CDROM);
678#endif
679 }
680
681 log_msg(2, "(mount_media) --- command = %s", mount_cmd);
682 for (i = 0; i < 2; i++) {
683 res = run_program_and_log_output(mount_cmd, FALSE);
684 if (!res) {
685 break;
686 } else {
687 log_msg(2, "Failed to mount device.");
688 sleep(5);
689 run_program_and_log_output("sync", FALSE);
690 }
691 }
692
693 if (res) {
694 log_msg(2, "Failed, despite %d attempts", i);
695 } else {
696 log_msg(2, "Mounted media drive OK");
697 }
698 paranoid_free(mount_cmd);
699 return (res);
700}
701/**************************************************************************
702*END_MOUNT_CDROM *
703**************************************************************************/
704
705
706
707/**
708* Fix some miscellaneous things in the filesystem so the system will come
709* up correctly on the first boot.
710*/
711void protect_against_braindead_sysadmins()
712{
713run_program_and_log_output("touch " MNT_RESTORING "/var/log/pacct",
714 FALSE);
715run_program_and_log_output("touch " MNT_RESTORING "/var/account/pacct",
716 FALSE);
717if (run_program_and_log_output("ls " MNT_RESTORING " /tmp", FALSE)) {
718run_program_and_log_output("chmod 1777 " MNT_RESTORING "/tmp",
719 FALSE);
720}
721run_program_and_log_output("mkdir -p " MNT_RESTORING
722 "/var/run/console", FALSE);
723run_program_and_log_output("chmod 777 " MNT_RESTORING "/dev/null",
724 FALSE);
725run_program_and_log_output("cd " MNT_RESTORING
726 "; 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",
727 TRUE);
728run_program_and_log_output("rm -f " MNT_RESTORING "/var/run/*.pid",
729 TRUE);
730run_program_and_log_output("rm -f " MNT_RESTORING "/var/lock/subsys/*",
731 TRUE);
732}
733
734/**************************************************************************
735*END_PROTECT_AGAINST_BRAINDEAD_SYSADMINS *
736**************************************************************************/
737
738
739
740
741/**
742* Fill out @p bkpinfo based on @p cfg_file.
743* @param cfg_file The mondo-restore.cfg file to read into @p bkpinfo.
744* @param bkpinfo The backup information structure to fill out with information
745* from @p cfg_file.
746* @return 0 for success, nonzero for failure.
747*/
748int read_cfg_file_into_bkpinfo(char *cfgf)
749{
750/** add mallocs **/
751char *value = NULL;
752char *tmp = NULL;
753char *envtmp1 = NULL;
754char *envtmp2 = NULL;
755char *command = NULL;
756char *iso_mnt = NULL;
757char *iso_path = NULL;
758char *old_isodir = NULL;
759char cfg_file[100];
760t_bkptype media_specified_by_user;
761
762malloc_string(command);
763malloc_string(iso_mnt);
764malloc_string(iso_path);
765malloc_string(old_isodir);
766malloc_string(value);
767malloc_string(tmp);
768// assert_string_is_neither_NULL_nor_zerolength(cfg_file);
769assert(bkpinfo != NULL);
770
771if (!cfgf) {
772strcpy(cfg_file, g_mondo_cfg_file);
773} else {
774strcpy(cfg_file, cfgf);
775}
776
777media_specified_by_user = bkpinfo->backup_media_type; // or 'none', if not specified
778
779if (0 == read_cfg_var(cfg_file, "backup-media-type", value)) {
780if (!strcmp(value, "cdstream")) {
781 bkpinfo->backup_media_type = cdstream;
782} else if (!strcmp(value, "cdr")) {
783 bkpinfo->backup_media_type = cdr;
784} else if (!strcmp(value, "cdrw")) {
785 bkpinfo->backup_media_type = cdrw;
786} else if (!strcmp(value, "dvd")) {
787 bkpinfo->backup_media_type = dvd;
788} else if (!strcmp(value, "usb")) {
789 bkpinfo->backup_media_type = usb;
790 bkpinfo->please_dont_eject = TRUE;
791} else if (!strcmp(value, "iso")) {
792/*
793if (am_I_in_disaster_recovery_mode()
794&& !run_program_and_log_output("mount /dev/cdrom "MNT_CDROM, 1)
795&& does_file_exist(MNT_CDROM"/archives/filelist.0"))
796*/
797
798// Patch by Conor Daly - 2004/07/12
799 bkpinfo->backup_media_type = iso;
800 if (am_I_in_disaster_recovery_mode()) {
801 /* Check to see if CD is already mounted before mounting it... */
802 if (!is_this_device_mounted("/dev/cdrom")) {
803 log_msg(2,
804 "NB: CDROM device not mounted, mounting...");
805 run_program_and_log_output("mount /dev/cdrom "
806 MNT_CDROM, 1);
807 }
808 if (does_file_exist(MNT_CDROM "/archives/filelist.0")) {
809 bkpinfo->backup_media_type = cdr;
810 run_program_and_log_output("umount " MNT_CDROM, 1);
811 log_it
812 ("Re-jigging configuration AGAIN. CD-R, not ISO.");
813 }
814 }
815 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
816 strcpy(bkpinfo->prefix,value);
817 } else {
818 strcpy(bkpinfo->prefix,STD_PREFIX);
819 }
820} else if (!strcmp(value, "nfs")) {
821 bkpinfo->backup_media_type = nfs;
822 bkpinfo->please_dont_eject = TRUE;
823 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
824 strcpy(bkpinfo->prefix,value);
825 } else {
826 strcpy(bkpinfo->prefix,STD_PREFIX);
827 }
828 if (strstr(call_program_and_get_last_line_of_output
829 ("cat /proc/cmdline"), "pxe")) {
830 /* We need to override prefix value in PXE mode as it's
831 * already done in start-nfs */
832 envtmp1 = getenv("imgname");
833 if (envtmp1 == NULL) {
834 fatal_error("no imgname variable in environment");
835 }
836 strcpy(bkpinfo->prefix,envtmp1);
837 }
838
839} else if (!strcmp(value, "tape")) {
840 bkpinfo->backup_media_type = tape;
841} else if (!strcmp(value, "udev")) {
842 bkpinfo->backup_media_type = udev;
843} else {
844 fatal_error("UNKNOWN bkp-media-type");
845}
846} else {
847fatal_error("backup-media-type not specified!");
848}
849if (bkpinfo->disaster_recovery) {
850 if (bkpinfo->backup_media_type == cdstream) {
851 sprintf(bkpinfo->media_device, "/dev/cdrom");
852// bkpinfo->media_size[0] = -1;
853 bkpinfo->media_size[0] = 1999 * 1024;
854 bkpinfo->media_size[1] = 650; /* good guess */
855 } else if (bkpinfo->backup_media_type == usb) {
856 envtmp1 = getenv("MRUSBDEV");
857 if (envtmp1 == NULL) {
858 if (read_cfg_var(cfg_file, "usb-dev", value)) {
859 fatal_error("Cannot get USB device name from cfg file");
860 }
861 } else {
862 strcpy(value,envtmp1);
863 }
864 sprintf(bkpinfo->media_device, "%s1", value);
865 sprintf(tmp, "Backup medium is USB --- dev=%s", bkpinfo->media_device);
866 log_msg(2, tmp);
867 } else if (bkpinfo->backup_media_type == tape
868 || bkpinfo->backup_media_type == udev) {
869 if (read_cfg_var(cfg_file, "media-dev", value)) {
870 fatal_error("Cannot get tape device name from cfg file");
871 }
872 strcpy(bkpinfo->media_device, value);
873 read_cfg_var(cfg_file, "media-size", value);
874 bkpinfo->media_size[1] = atol(value);
875 sprintf(tmp, "Backup medium is TAPE --- dev=%s",
876 bkpinfo->media_device);
877 log_msg(2, tmp);
878 } else {
879 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* we don't really need this var */
880 bkpinfo->media_size[0] = 1999 * 1024; /* 650, probably, but we don't need this var anyway */
881 bkpinfo->media_size[1] = 1999 * 1024; /* 650, probably, but we don't need this var anyway */
882 log_msg(2, "Backup medium is CD-R[W]");
883 }
884} else {
885 log_msg(2,
886 "Not in Disaster Recovery Mode. No need to derive device name from config file.");
887}
888
889read_cfg_var(cfg_file, "use-star", value);
890if (strstr(value, "yes")) {
891 bkpinfo->use_star = TRUE;
892 log_msg(1, "Goody! ... bkpinfo->use_star is now true.");
893}
894
895read_cfg_var(cfg_file, "obdr", value);
896if (strstr(value, "TRUE")) {
897 bkpinfo->use_obdr = TRUE;
898 log_msg(1, "OBDR mode activated");
899}
900
901read_cfg_var(cfg_file, "acl", value);
902if (strstr(value, "TRUE")) {
903 asprintf(&g_getfacl,"setfacl");
904 log_msg(1, "We will restore ACLs");
905 if (! find_home_of_exe("setfacl")) {
906 log_msg(1, "Unable to restore ACLs as no setfacl found");
907 }
908}
909read_cfg_var(cfg_file, "xattr", value);
910if (strstr(value, "TRUE")) {
911 asprintf(&g_getfattr,"setfattr");
912 log_msg(1, "We will restore XATTRs");
913 if (! find_home_of_exe("setfattr")) {
914 log_msg(1, "Unable to restore XATTRs as no setfattr found");
915 }
916}
917
918if (0 == read_cfg_var(cfg_file, "internal-tape-block-size", value)) {
919bkpinfo->internal_tape_block_size = atol(value);
920log_msg(1, "Internal tape block size has been custom-set to %ld",
921 bkpinfo->internal_tape_block_size);
922} else {
923bkpinfo->internal_tape_block_size =
924 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
925log_msg(1, "Internal tape block size = default (%ld)",
926 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE);
927}
928
929read_cfg_var(cfg_file, "use-lzo", value);
930if (strstr(value, "yes")) {
931bkpinfo->use_lzo = TRUE;
932bkpinfo->use_gzip = FALSE;
933strcpy(bkpinfo->zip_exe, "lzop");
934strcpy(bkpinfo->zip_suffix, "lzo");
935} else {
936read_cfg_var(cfg_file, "use-gzip", value);
937if (strstr(value, "yes")) {
938 bkpinfo->use_lzo = FALSE;
939 bkpinfo->use_gzip = TRUE;
940 strcpy(bkpinfo->zip_exe, "gzip");
941 strcpy(bkpinfo->zip_suffix, "gz");
942} else {
943 read_cfg_var(cfg_file, "use-comp", value);
944 if (strstr(value, "yes")) {
945 bkpinfo->use_lzo = FALSE;
946 bkpinfo->use_gzip = FALSE;
947 strcpy(bkpinfo->zip_exe, "bzip2");
948 strcpy(bkpinfo->zip_suffix, "bz2");
949 } else {
950 bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
951 }
952}
953}
954
955value[0] = '\0';
956read_cfg_var(cfg_file, "differential", value);
957if (!strcmp(value, "yes") || !strcmp(value, "1")) {
958bkpinfo->differential = TRUE;
959}
960log_msg(2, "differential var = '%s'", value);
961if (bkpinfo->differential) {
962log_msg(2, "THIS IS A DIFFERENTIAL BACKUP");
963} else {
964log_msg(2, "This is a regular (full) backup");
965}
966
967read_cfg_var(g_mondo_cfg_file, "please-dont-eject", tmp);
968if (tmp[0]
969||
970strstr(call_program_and_get_last_line_of_output
971 ("cat /proc/cmdline"), "donteject")) {
972bkpinfo->please_dont_eject = TRUE;
973log_msg(2, "Ok, I shan't eject when restoring! Groovy.");
974}
975
976if (bkpinfo->backup_media_type == nfs) {
977 if (!cfgf) {
978 log_msg(2, "nfs_mount remains %s", bkpinfo->nfs_mount);
979 log_msg(2, "nfs_remote_dir remains %s",
980 bkpinfo->nfs_remote_dir);
981 log_msg(2,
982 "...cos it wouldn't make sense to abandon the values that GOT ME to this config file in the first place");
983 } else {
984 read_cfg_var(g_mondo_cfg_file, "nfs-server-mount",
985 bkpinfo->nfs_mount);
986 read_cfg_var(g_mondo_cfg_file, "nfs-server-path",
987 bkpinfo->nfs_remote_dir);
988 log_msg(2, "nfs_mount is %s", bkpinfo->nfs_mount);
989 log_msg(2, "nfs_remote_dir is %s", bkpinfo->nfs_remote_dir);
990 }
991 if (strstr(call_program_and_get_last_line_of_output
992 ("cat /proc/cmdline"), "pxe")) {
993 /* We need to override values in PXE mode as it's
994 * already done in start-nfs */
995 envtmp1 = getenv("nfsmount");
996 if (envtmp1 == NULL) {
997 fatal_error("no nfsmount variable in environment");
998 }
999 envtmp2 = getenv("dirimg");
1000 if (envtmp2 == NULL) {
1001 fatal_error("no dirimg variable in environment");
1002 }
1003 strcpy(bkpinfo->nfs_mount,envtmp1);
1004 strcpy(bkpinfo->nfs_remote_dir,envtmp2);
1005 }
1006} else if (bkpinfo->backup_media_type == iso) {
1007 /* Patch by Conor Daly 23-june-2004
1008 * to correctly mount iso-dev and set a sensible
1009 * isodir in disaster recovery mode
1010 */
1011 strcpy(old_isodir, bkpinfo->isodir);
1012 read_cfg_var(g_mondo_cfg_file, "iso-mnt", iso_mnt);
1013 read_cfg_var(g_mondo_cfg_file, "isodir", iso_path);
1014 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
1015 if (!bkpinfo->isodir[0]) {
1016 strcpy(bkpinfo->isodir, old_isodir);
1017 }
1018 if (!bkpinfo->disaster_recovery) {
1019 if (strcmp(old_isodir, bkpinfo->isodir)) {
1020 log_it
1021 ("user nominated isodir differs from archive, keeping user's choice: %s %s\n",
1022 old_isodir, bkpinfo->isodir);
1023 strcpy(bkpinfo->isodir, old_isodir);
1024 }
1025 }
1026 read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
1027 log_msg(2, "isodir=%s; iso-dev=%s", bkpinfo->isodir,
1028 g_isodir_device);
1029 if (bkpinfo->disaster_recovery) {
1030 if (is_this_device_mounted(g_isodir_device)) {
1031 log_msg(2, "NB: isodir is already mounted");
1032 /* Find out where it's mounted */
1033 sprintf(command,
1034 "mount | grep -E '^%s' | tail -n1 | cut -d' ' -f3",
1035 g_isodir_device);
1036 log_it("command = %s", command);
1037 log_it("res of it = %s",
1038 call_program_and_get_last_line_of_output(command));
1039 sprintf(iso_mnt, "%s",
1040 call_program_and_get_last_line_of_output(command));
1041 } else {
1042 sprintf(iso_mnt, "/tmp/isodir");
1043 sprintf(tmp, "mkdir -p %s", iso_mnt);
1044 run_program_and_log_output(tmp, 5);
1045 sprintf(tmp, "mount %s %s", g_isodir_device, iso_mnt);
1046 if (run_program_and_log_output(tmp, 3)) {
1047 log_msg(1,
1048 "Unable to mount isodir. Perhaps this is really a CD backup?");
1049 bkpinfo->backup_media_type = cdr;
1050 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* superfluous */
1051 bkpinfo->isodir[0] = iso_mnt[0] = iso_path[0] = '\0';
1052 if (mount_media()) {
1053 fatal_error
1054 ("Unable to mount isodir. Failed to mount CD-ROM as well.");
1055 } else {
1056 log_msg(1,
1057 "You backed up to disk, then burned some CDs.");
1058 }
1059 }
1060 }
1061 /* bkpinfo->isodir should now be the true path to prefix-1.iso etc... */
1062 if (bkpinfo->backup_media_type == iso) {
1063 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
1064 }
1065 }
1066}
1067
1068if (media_specified_by_user != none) {
1069 if (g_restoring_live_from_cd) {
1070 if (bkpinfo->backup_media_type != media_specified_by_user) {
1071 log_msg(2,
1072 "bkpinfo->backup_media_type != media_specified_by_user, so I'd better ask :)");
1073 interactively_obtain_media_parameters_from_user(FALSE);
1074 media_specified_by_user = bkpinfo->backup_media_type;
1075 get_cfg_file_from_archive();
1076 /*
1077 if (media_specified_by_user != cdr && media_specified_by_user == cdrw)
1078 { g_restoring_live_from_cd = FALSE; }
1079 */
1080 }
1081 }
1082 bkpinfo->backup_media_type = media_specified_by_user;
1083}
1084g_backup_media_type = bkpinfo->backup_media_type;
1085paranoid_free(value);
1086paranoid_free(tmp);
1087paranoid_free(command);
1088paranoid_free(iso_mnt);
1089paranoid_free(iso_path);
1090paranoid_free(old_isodir);
1091return (0);
1092
1093}
1094
1095/**************************************************************************
1096*END_READ_CFG_FILE_INTO_BKPINFO *
1097**************************************************************************/
1098
1099
1100
1101
1102/**
1103 * Allow the user to edit the filelist and biggielist.
1104 * The filelist is unlinked after it is read.
1105 * @param bkpinfo The backup information structure. Fields used:
1106 * - @c bkpinfo->backup_media_type
1107 * - @c bkpinfo->isodir
1108 * - @c bkpinfo->media_device
1109 * - @c bkpinfo->tmpdir
1110 * @return The filelist structure containing the information read from disk.
1111 */
1112struct
1113s_node *process_filelist_and_biggielist()
1114{
1115struct s_node *filelist;
1116
1117/** add mallocs**/
1118char *command;
1119char *tmp;
1120int res = 0;
1121pid_t pid;
1122bool extract_mountlist_stub = FALSE;
1123
1124assert(bkpinfo != NULL);
1125malloc_string(command);
1126malloc_string(tmp);
1127
1128/* If those files already exist, do not overwrite them later on */
1129if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
1130 extract_mountlist_stub = FALSE;
1131} else {
1132 extract_mountlist_stub = TRUE;
1133}
1134
1135if (does_file_exist(g_filelist_full)
1136&& does_file_exist(g_biggielist_txt)) {
1137 log_msg(1, "%s exists", g_filelist_full);
1138 log_msg(1, "%s exists", g_biggielist_txt);
1139 log_msg(2,
1140 "Filelist and biggielist already recovered from media. Yay!");
1141} else {
1142 getcwd(tmp, MAX_STR_LEN);
1143 chdir(bkpinfo->tmpdir);
1144 log_msg(1, "chdir(%s)", bkpinfo->tmpdir);
1145 log_to_screen("Extracting filelist and biggielist from media...");
1146 unlink("/tmp/filelist.full");
1147 unlink(FILELIST_FULL_STUB);
1148 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1149 sprintf(command,
1150 "tar -b %ld -zxf %s ./%s ./%s ./%s ./%s ./%s",
1151 bkpinfo->internal_tape_block_size,
1152 bkpinfo->media_device,
1153 MOUNTLIST_FNAME_STUB,
1154 BIGGIELIST_TXT_STUB,
1155 FILELIST_FULL_STUB,
1156 IWANTMYLVM_STUB,
1157 MONDO_CFG_FILE_STUB);
1158 log_msg(1, "tarcommand = %s", command);
1159 run_program_and_log_output(command, 1);
1160 if (!does_file_exist(FILELIST_FULL_STUB)) {
1161 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1162 log_msg(2, "pre-2.2.4 compatible mode on");
1163 sprintf(command,
1164 "tar -b %ld -zxf %s %s %s %s %s %s",
1165 bkpinfo->internal_tape_block_size,
1166 bkpinfo->media_device,
1167 MOUNTLIST_FNAME_STUB,
1168 BIGGIELIST_TXT_STUB,
1169 FILELIST_FULL_STUB,
1170 IWANTMYLVM_STUB,
1171 MONDO_CFG_FILE_STUB);
1172 log_msg(1, "tarcommand = %s", command);
1173 run_program_and_log_output(command, 1);
1174 }
1175 } else {
1176 log_msg(2,
1177 "Calling insist_on_this_cd_number; bkpinfo->isodir=%s",
1178 bkpinfo->isodir);
1179 insist_on_this_cd_number(1);
1180 log_msg(2, "Back from iotcn");
1181 run_program_and_log_output("mount", 1);
1182 sprintf(command,
1183 "tar -zxf %s/images/all.tar.gz ./%s ./%s ./%s ./%s ./%s",
1184 MNT_CDROM,
1185 MOUNTLIST_FNAME_STUB,
1186 BIGGIELIST_TXT_STUB,
1187 FILELIST_FULL_STUB,
1188 IWANTMYLVM_STUB,
1189 MONDO_CFG_FILE_STUB);
1190
1191 log_msg(1, "tarcommand = %s", command);
1192 run_program_and_log_output(command, 1);
1193 if (!does_file_exist(FILELIST_FULL_STUB)) {
1194 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1195 log_msg(2, "pre-2.2.4 compatible mode on");
1196 sprintf(command,
1197 "tar -zxf %s/images/all.tar.gz %s %s %s %s %s",
1198 MNT_CDROM,
1199 MOUNTLIST_FNAME_STUB,
1200 BIGGIELIST_TXT_STUB,
1201 FILELIST_FULL_STUB,
1202 IWANTMYLVM_STUB,
1203 MONDO_CFG_FILE_STUB);
1204
1205 log_msg(1, "tarcommand = %s", command);
1206 run_program_and_log_output(command, 1);
1207 }
1208 if (!does_file_exist(BIGGIELIST_TXT_STUB)) {
1209 fatal_error
1210 ("all.tar.gz did not include " BIGGIELIST_TXT_STUB);
1211 }
1212 if (!does_file_exist(FILELIST_FULL_STUB)) {
1213 fatal_error
1214 ("all.tar.gz did not include " FILELIST_FULL_STUB);
1215 }
1216 }
1217 sprintf(command, "cp -f %s %s", MONDO_CFG_FILE_STUB,
1218 g_mondo_cfg_file);
1219 run_program_and_log_output(command, FALSE);
1220
1221 sprintf(command, "cp -f %s/%s %s", bkpinfo->tmpdir,
1222 BIGGIELIST_TXT_STUB, g_biggielist_txt);
1223 log_msg(1, "command = %s", command);
1224 paranoid_system(command);
1225 sprintf(command, "ln -sf %s/%s %s", bkpinfo->tmpdir,
1226 FILELIST_FULL_STUB, g_filelist_full);
1227 log_msg(1, "command = %s", command);
1228 paranoid_system(command);
1229 }
1230
1231 if (am_I_in_disaster_recovery_mode()
1232 &&
1233 /* If it was there, do not overwrite it */
1234 (extract_mountlist_stub)
1235 &&
1236 ask_me_yes_or_no("Do you want to retrieve the mountlist as well?"))
1237 {
1238 sprintf(command, "ln -sf %s/%s /tmp", MOUNTLIST_FNAME_STUB,
1239 bkpinfo->tmpdir);
1240 paranoid_system(command);
1241 }
1242
1243 chdir(tmp);
1244
1245 if (!does_file_exist(g_biggielist_txt)) {
1246 log_msg(1, "Warning - %s not found", g_biggielist_txt);
1247 }
1248 if (!does_file_exist(g_filelist_full)) {
1249 log_msg(1, "Warning - %s does not exist", g_filelist_full);
1250 }
1251// popup_and_OK("Wonderful.");
1252
1253 log_msg(2, "Forking");
1254 pid = fork();
1255 switch (pid) {
1256 case -1:
1257 fatal_error("Forking error");
1258 break;
1259
1260 case 0:
1261 log_to_screen("Pre-processing filelist");
1262 if (!does_file_exist(g_biggielist_txt)) {
1263 sprintf(command, "echo -n > %s", g_biggielist_txt);
1264 paranoid_system(command);
1265 }
1266 sprintf(command, "grep -E '^/dev/.*' %s > %s",
1267 g_biggielist_txt, g_filelist_imagedevs);
1268 paranoid_system(command);
1269 exit(0);
1270 break;
1271
1272 default:
1273 open_evalcall_form("Pre-processing filelist");
1274 while (!waitpid(pid, (int *) 0, WNOHANG)) {
1275 usleep(100000);
1276 update_evalcall_form(0);
1277 }
1278 }
1279 close_evalcall_form();
1280
1281 log_msg(3, "loading filelist");
1282 filelist = load_filelist(g_filelist_full);
1283 log_msg(3, "deleting original filelist");
1284 unlink(g_filelist_full);
1285 if (g_text_mode) {
1286 printf("Restore which directory? --> ");
1287 fgets(tmp, sizeof(tmp), stdin);
1288 toggle_path_selection(filelist, tmp, TRUE);
1289 if (strlen(tmp) == 0) {
1290 res = 1;
1291 } else {
1292 res = 0;
1293 }
1294 } else {
1295 res = edit_filelist(filelist);
1296 }
1297 if (res) {
1298 log_msg(2, "User hit 'cancel'. Freeing filelist and aborting.");
1299 free_filelist(filelist);
1300 return (NULL);
1301 }
1302 ask_about_these_imagedevs(g_filelist_imagedevs, g_imagedevs_restthese);
1303 close_evalcall_form();
1304
1305 // NB: It's not necessary to add g_biggielist_txt to the filelist.full
1306 // file. The filelist.full file already contains the filename of EVERY
1307 // file backed up - regular and biggie files.
1308
1309 // However, we do want to make sure the imagedevs selected by the user
1310 // are flagged for restoring.
1311 if (length_of_file(g_imagedevs_restthese) > 2) {
1312 add_list_of_files_to_filelist(filelist, g_imagedevs_restthese,
1313 TRUE);
1314 }
1315
1316 paranoid_free(command);
1317 paranoid_free(tmp);
1318 return (filelist);
1319}
1320
1321/**************************************************************************
1322 *END_ PROCESS_FILELIST_AND_BIGGIELIST *
1323 **************************************************************************/
1324
1325
1326
1327
1328/**
1329 * Make a backup copy of <tt>path_root</tt>/<tt>filename</tt>.
1330 * The backup filename is the filename of the original with ".pristine" added.
1331 * @param path_root The place where the filesystem is mounted (e.g. MNT_RESTORING).
1332 * @param filename The filename (absolute path) within @p path_root.
1333 * @return 0 for success, nonzero for failure.
1334 */
1335int backup_crucial_file(char *path_root, char *filename)
1336{
1337 char *tmp;
1338 char *command;
1339 int res;
1340
1341 malloc_string(tmp);
1342 malloc_string(command);
1343 assert(path_root != NULL);
1344 assert_string_is_neither_NULL_nor_zerolength(filename);
1345
1346 sprintf(tmp, "%s/%s", path_root, filename);
1347 sprintf(command, "cp -f %s %s.pristine", tmp, tmp);
1348
1349 res = run_program_and_log_output(command, 5);
1350 paranoid_free(tmp);
1351 paranoid_free(command);
1352 return (res);
1353}
1354
1355void offer_to_make_initrd() {
1356
1357if (bkpinfo->restore_mode != nuke) {
1358 if (ask_me_yes_or_no
1359 ("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 ?")) {
1360 log_msg(1,"Launching shell for manual initrd recreation");
1361 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.");
1362 mvaddstr_and_log_it(g_currentY, 0, "Modifying initrd...");
1363 if (!g_text_mode) {
1364 newtSuspend();
1365 }
1366 (void)system("chroot " MNT_RESTORING);
1367 if (!g_text_mode) {
1368 newtResume();
1369 }
1370 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1371 } else {
1372 return;
1373 }
1374} else {
1375 log_to_screen("Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1376 log_msg(1,"Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1377}
1378}
1379
1380
1381/**
1382 * Install the user's boot loader in the MBR.
1383 * Currently LILO, ELILO, GRUB, RAW (dd of MBR), and the FreeBSD bootloader are supported.
1384 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1385 * @return 0 for success, nonzero for failure.
1386 */
1387int run_boot_loader(bool offer_to_hack_scripts)
1388{
1389 int res;
1390 int retval = 0;
1391
1392 /** malloc *******/
1393 char *device;
1394 char *tmp = NULL;
1395 char *name;
1396 char *cmd = NULL;
1397
1398 malloc_string(device);
1399 malloc_string(name);
1400
1401 /* In order to have a working bootloader, we need to have all devices
1402 * ready in the chroot. If they are not there (udev) then copy them from
1403 * the current /dev location
1404 */
1405 asprintf(&cmd,"tar cf - /dev | ( cd %s ; tar xf - )",MNT_RESTORING);
1406 run_program_and_log_output(cmd, 3);
1407 paranoid_free(cmd);
1408
1409 backup_crucial_file(MNT_RESTORING, "/etc/fstab");
1410 backup_crucial_file(MNT_RESTORING, "/boot/grub/menu.lst");
1411 backup_crucial_file(MNT_RESTORING, "/etc/lilo.conf");
1412 backup_crucial_file(MNT_RESTORING, "/etc/elilo.conf");
1413 backup_crucial_file(MNT_RESTORING, "/boot/grub/device.map");
1414 backup_crucial_file(MNT_RESTORING, "/etc/mtab");
1415 read_cfg_var(g_mondo_cfg_file, "bootloader.device", device);
1416 read_cfg_var(g_mondo_cfg_file, "bootloader.name", name);
1417 asprintf(&tmp, "run_boot_loader: device='%s', name='%s'", device, name);
1418 log_msg(2, tmp);
1419 paranoid_free(tmp);
1420 system("sync");
1421
1422 offer_to_make_initrd();
1423 if (!strcmp(name, "LILO")) {
1424 res = run_lilo(offer_to_hack_scripts);
1425 } else if (!strcmp(name, "ELILO")) {
1426 res = run_elilo(offer_to_hack_scripts);
1427 } else if (!strcmp(name, "GRUB")) {
1428 res = run_grub(offer_to_hack_scripts, device);
1429 } else if (!strcmp(name, "RAW")) {
1430 res = run_raw_mbr(offer_to_hack_scripts, device);
1431 }
1432#ifdef __FreeBSD__
1433 else if (!strcmp(name, "BOOT0")) {
1434 asprintf(&tmp, "boot0cfg -B %s", device);
1435 res = run_program_and_log_output(tmp, FALSE);
1436 paranoid_free(tmp);
1437 } else {
1438 asprintf(&tmp, "ls /dev | grep -Eq '^%ss[1-4].*'", device);
1439 if (!system(tmp)) {
1440 paranoid_free(tmp);
1441 asprintf(&tmp, MNT_RESTORING "/sbin/fdisk -B %s", device);
1442 res = run_program_and_log_output(tmp, 3);
1443 } else {
1444 log_msg(1,
1445 "I'm not running any boot loader. You have a DD boot drive. It's already loaded up.");
1446 }
1447 paranoid_free(tmp);
1448 }
1449#else
1450 else {
1451 log_to_screen
1452 ("Unable to determine type of boot loader. Defaulting to LILO.");
1453 res = run_lilo(offer_to_hack_scripts);
1454 }
1455#endif
1456 retval += res;
1457 if (res) {
1458 log_to_screen("Your boot loader returned an error");
1459 } else {
1460 log_to_screen("Your boot loader ran OK");
1461 }
1462 paranoid_free(device);
1463 paranoid_free(name);
1464 return (retval);
1465}
1466
1467/**************************************************************************
1468 *END_ RUN_BOOT_LOADER *
1469 **************************************************************************/
1470
1471
1472
1473/**
1474 * Attempt to find the user's editor.
1475 * @return The editor found ("vi" if none could be found).
1476 * @note The returned string points to static storage that will be overwritten with each call.
1477 */
1478char *find_my_editor(void)
1479{
1480 static char output[MAX_STR_LEN];
1481 if (find_home_of_exe("pico")) {
1482 strcpy(output, "pico");
1483 } else if (find_home_of_exe("nano")) {
1484 strcpy(output, "nano");
1485 } else if (find_home_of_exe("e3em")) {
1486 strcpy(output, "e3em");
1487 } else if (find_home_of_exe("e3vi")) {
1488 strcpy(output, "e3vi");
1489 } else {
1490 strcpy(output, "vi");
1491 }
1492 if (!find_home_of_exe(output)) {
1493 log_msg(2, " (find_my_editor) --- warning - %s not found", output);
1494 }
1495 return (output);
1496}
1497
1498
1499/**
1500 * Install GRUB on @p bd.
1501 * @param offer_to_run_stabgrub If TRUE, then offer to hack the user's fstab for them.
1502 * @param bd The boot device where GRUB is installed.
1503 * @return 0 for success, nonzero for failure.
1504 */
1505int run_grub(bool offer_to_run_stabgrub, char *bd)
1506{
1507 /** malloc **/
1508 char *command;
1509 char *boot_device;
1510 char *rootdev;
1511 char *rootdrive;
1512 char *conffile;
1513 char *tmp;
1514 char *editor;
1515
1516 int res;
1517 int done;
1518
1519 malloc_string(command);
1520 malloc_string(boot_device);
1521 malloc_string(tmp);
1522 malloc_string(editor);
1523 malloc_string(rootdev);
1524 malloc_string(rootdrive);
1525 malloc_string(conffile);
1526 assert_string_is_neither_NULL_nor_zerolength(bd);
1527 strcpy(editor, find_my_editor());
1528 strcpy(boot_device, bd);
1529
1530 if (!run_program_and_log_output("which grub-MR", FALSE)) {
1531 log_msg(1, "Yay! grub-MR found...");
1532 sprintf(command, "grub-MR %s /tmp/mountlist.txt", boot_device);
1533 log_msg(1, "command = %s", command);
1534 } else {
1535 sprintf(command, "chroot " MNT_RESTORING " grub-install %s",
1536 boot_device);
1537 log_msg(1, "WARNING - grub-MR not found; using grub-install");
1538 }
1539 if (offer_to_run_stabgrub
1540 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1541 /* interactive mode */
1542 {
1543 mvaddstr_and_log_it(g_currentY,
1544 0,
1545 "Modifying fstab, mtab, device.map and menu.lst, and running GRUB... ");
1546 for (done = FALSE; !done;) {
1547 popup_and_get_string("Boot device",
1548 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1549 boot_device, MAX_STR_LEN / 4);
1550 sprintf(command, "stabgrub-me %s", boot_device);
1551 res = run_program_and_log_output(command, 1);
1552 if (res) {
1553 popup_and_OK
1554 ("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.");
1555 newtSuspend();
1556 system("chroot " MNT_RESTORING);
1557 newtResume();
1558 popup_and_OK("Thank you.");
1559 } else {
1560 done = TRUE;
1561 }
1562 popup_and_OK("You will now edit fstab, mtab, device.map and menu.lst");
1563 if (!g_text_mode) {
1564 newtSuspend();
1565 }
1566 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1567 paranoid_system(tmp);
1568 sprintf(tmp, "chroot %s %s /etc/mtab", MNT_RESTORING, editor);
1569 paranoid_system(tmp);
1570 sprintf(tmp, "chroot %s %s /boot/grub/menu.lst", MNT_RESTORING, editor);
1571 paranoid_system(tmp);
1572 sprintf(tmp, "chroot %s %s /boot/grub/device.map", MNT_RESTORING, editor);
1573 paranoid_system(tmp);
1574 if (!g_text_mode) {
1575 newtResume();
1576 }
1577 }
1578 } else
1579 /* nuke mode */
1580 {
1581 mvaddstr_and_log_it(g_currentY,
1582 0,
1583 "Running GRUB... ");
1584 iamhere(command);
1585 res = run_program_and_log_output(command, 1);
1586 if (res) {
1587 popup_and_OK
1588 ("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.");
1589 newtSuspend();
1590 system("chroot " MNT_RESTORING);
1591 newtResume();
1592 popup_and_OK("Thank you.");
1593 }
1594 }
1595 if (res) {
1596 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1597 log_to_screen
1598 ("GRUB ran w/error(s). See %s for more info.", MONDO_LOGFILE);
1599 log_msg(1, "Type:-");
1600 log_msg(1, " mount-me");
1601 log_msg(1, " chroot " MNT_RESTORING);
1602 log_msg(1, " mount /boot");
1603 log_msg(1, " grub-install '(hd0)'");
1604 log_msg(1, " exit");
1605 log_msg(1, " unmount-me");
1606 log_msg(1,
1607 "If you're really stuck, please e-mail the mailing list.");
1608 } else {
1609 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1610 }
1611 paranoid_free(rootdev);
1612 paranoid_free(rootdrive);
1613 paranoid_free(conffile);
1614 paranoid_free(command);
1615 paranoid_free(boot_device);
1616 paranoid_free(tmp);
1617 paranoid_free(editor);
1618
1619 return (res);
1620}
1621
1622/**************************************************************************
1623 *END_RUN_GRUB *
1624 **************************************************************************/
1625
1626
1627/**
1628 * Install ELILO on the user's boot drive (determined by elilo.conf).
1629 * @param offer_to_run_stabelilo If TRUE, then offer to hack the user's fstab for them.
1630 * @return 0 for success, nonzero for failure.
1631 */
1632int run_elilo(bool offer_to_run_stabelilo)
1633{
1634 /** malloc **/
1635 char *command;
1636 char *tmp;
1637 char *editor;
1638
1639 int res;
1640 int done;
1641
1642 malloc_string(command);
1643 malloc_string(tmp);
1644 malloc_string(editor);
1645 strcpy(editor, find_my_editor());
1646 if (offer_to_run_stabelilo
1647 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1648
1649 /* interactive mode */
1650 {
1651 mvaddstr_and_log_it(g_currentY,
1652 0,
1653 "Modifying fstab and elilo.conf... ");
1654 sprintf(command, "stabelilo-me");
1655 res = run_program_and_log_output(command, 3);
1656 if (res) {
1657 popup_and_OK
1658 ("You will now edit fstab and elilo.conf, to make sure they match your new mountlist.");
1659 for (done = FALSE; !done;) {
1660 if (!g_text_mode) {
1661 newtSuspend();
1662 }
1663 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1664 paranoid_system(tmp);
1665 sprintf(tmp, "chroot %s %s /etc/elilo.conf", MNT_RESTORING, editor);
1666 paranoid_system(tmp);
1667 if (!g_text_mode) {
1668 newtResume();
1669 }
1670// newtCls();
1671 if (ask_me_yes_or_no("Edit them again?")) {
1672 continue;
1673 }
1674 done = TRUE;
1675 }
1676 } else {
1677 log_to_screen("elilo.conf and fstab were modified OK");
1678 }
1679 } else
1680 /* nuke mode */
1681 {
1682 res = TRUE;
1683 }
1684 paranoid_free(command);
1685 paranoid_free(tmp);
1686 paranoid_free(editor);
1687 return (res);
1688}
1689
1690/**************************************************************************
1691 *END_RUN_ELILO *
1692 **************************************************************************/
1693
1694
1695/**
1696 * Install LILO on the user's boot drive (determined by /etc/lilo.conf).
1697 * @param offer_to_run_stablilo If TRUE, then offer to hack the user's fstab for them.
1698 * @return 0 for success, nonzero for failure.
1699 */
1700int run_lilo(bool offer_to_run_stablilo)
1701{
1702 /** malloc **/
1703 char *command;
1704 char *tmp;
1705 char *editor;
1706
1707 int res;
1708 int done;
1709 bool run_lilo_M = FALSE;
1710 malloc_string(command);
1711 malloc_string(tmp);
1712 malloc_string(editor);
1713
1714 if (!run_program_and_log_output
1715 ("grep \"boot.*=.*/dev/md\" " MNT_RESTORING "/etc/lilo.conf", 1)) {
1716 run_lilo_M = TRUE;
1717 }
1718
1719 strcpy(editor, find_my_editor());
1720 if (offer_to_run_stablilo
1721 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1722
1723 /* interactive mode */
1724 {
1725 mvaddstr_and_log_it(g_currentY,
1726 0,
1727 "Modifying fstab and lilo.conf, and running LILO... ");
1728 sprintf(command, "stablilo-me");
1729 res = run_program_and_log_output(command, 3);
1730 if (res) {
1731 popup_and_OK
1732 ("You will now edit fstab and lilo.conf, to make sure they match your new mountlist.");
1733 for (done = FALSE; !done;) {
1734 if (!g_text_mode) {
1735 newtSuspend();
1736 }
1737 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1738 paranoid_system(tmp);
1739 sprintf(tmp, "%s " MNT_RESTORING "/etc/lilo.conf", editor);
1740 paranoid_system(tmp);
1741 if (!g_text_mode) {
1742 newtResume();
1743 }
1744// newtCls();
1745 if (ask_me_yes_or_no("Edit them again?")) {
1746 continue;
1747 }
1748 res =
1749 run_program_and_log_output("chroot " MNT_RESTORING
1750 " lilo -L", 3);
1751 if (res) {
1752 res =
1753 run_program_and_log_output("chroot " MNT_RESTORING
1754 " lilo", 3);
1755 }
1756 if (res) {
1757 done =
1758 ask_me_yes_or_no
1759 ("LILO failed. Re-edit system files?");
1760 } else {
1761 done = TRUE;
1762 }
1763 }
1764 } else {
1765 log_to_screen("lilo.conf and fstab were modified OK");
1766 }
1767 } else
1768 /* nuke mode */
1769 {
1770 mvaddstr_and_log_it(g_currentY,
1771 0,
1772 "Running LILO... ");
1773 res =
1774 run_program_and_log_output("chroot " MNT_RESTORING " lilo -L",
1775 3);
1776 if (res) {
1777 res =
1778 run_program_and_log_output("chroot " MNT_RESTORING " lilo",
1779 3);
1780 }
1781 if (res) {
1782 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1783 log_to_screen
1784 ("Failed to re-jig fstab and/or lilo. Edit/run manually, please.");
1785 } else {
1786 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1787 }
1788 }
1789 if (run_lilo_M) {
1790 run_program_and_log_output("chroot " MNT_RESTORING
1791 " lilo -M /dev/hda", 3);
1792 run_program_and_log_output("chroot " MNT_RESTORING
1793 " lilo -M /dev/sda", 3);
1794 }
1795 paranoid_free(command);
1796 paranoid_free(tmp);
1797 paranoid_free(editor);
1798 return (res);
1799}
1800
1801/**************************************************************************
1802 *END_RUN_LILO *
1803 **************************************************************************/
1804
1805
1806/**
1807 * Install a raw MBR onto @p bd.
1808 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1809 * @param bd The device to copy the stored MBR to.
1810 * @return 0 for success, nonzero for failure.
1811 */
1812int run_raw_mbr(bool offer_to_hack_scripts, char *bd)
1813{
1814 /** malloc **/
1815 char *command;
1816 char *boot_device;
1817 char *tmp;
1818 char *editor;
1819 int res;
1820 int done;
1821
1822 malloc_string(command);
1823 malloc_string(boot_device);
1824 malloc_string(tmp);
1825 malloc_string(editor);
1826 assert_string_is_neither_NULL_nor_zerolength(bd);
1827
1828 strcpy(editor, find_my_editor());
1829 strcpy(boot_device, bd);
1830 sprintf(command, "raw-MR %s /tmp/mountlist.txt", boot_device);
1831 log_msg(2, "run_raw_mbr() --- command='%s'", command);
1832
1833 if (offer_to_hack_scripts
1834 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1835 /* interactive mode */
1836 {
1837 mvaddstr_and_log_it(g_currentY, 0,
1838 "Modifying fstab and restoring MBR... ");
1839 for (done = FALSE; !done;) {
1840 if (!run_program_and_log_output("which vi", FALSE)) {
1841 popup_and_OK("You will now edit fstab");
1842 if (!g_text_mode) {
1843 newtSuspend();
1844 }
1845 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1846 paranoid_system(tmp);
1847 if (!g_text_mode) {
1848 newtResume();
1849 }
1850// newtCls();
1851 }
1852 popup_and_get_string("Boot device",
1853 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1854 boot_device, MAX_STR_LEN / 4);
1855 sprintf(command, "stabraw-me %s", boot_device);
1856 res = run_program_and_log_output(command, 3);
1857 if (res) {
1858 done = ask_me_yes_or_no("Modifications failed. Re-try?");
1859 } else {
1860 done = TRUE;
1861 }
1862 }
1863 } else
1864 /* nuke mode */
1865 {
1866 mvaddstr_and_log_it(g_currentY, 0,
1867 "Restoring MBR... ");
1868 res = run_program_and_log_output(command, 3);
1869 }
1870 if (res) {
1871 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1872 log_to_screen
1873 ("MBR+fstab processed w/error(s). See %s for more info.", MONDO_LOGFILE);
1874 } else {
1875 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1876 }
1877 paranoid_free(command);
1878 paranoid_free(boot_device);
1879 paranoid_free(tmp);
1880 paranoid_free(editor);
1881 return (res);
1882}
1883
1884/**************************************************************************
1885 *END_RUN_RAW_MBR *
1886 **************************************************************************/
1887
1888
1889
1890/**
1891 * malloc() and set sensible defaults for the mondorestore filename variables.
1892 * @param bkpinfo The backup information structure. Fields used:
1893 * - @c bkpinfo->tmpdir
1894 * - @c bkpinfo->disaster_recovery
1895 */
1896void setup_MR_global_filenames()
1897{
1898 char *temppath;
1899
1900 assert(bkpinfo != NULL);
1901
1902 malloc_string(g_biggielist_txt);
1903 malloc_string(g_filelist_full);
1904 malloc_string(g_filelist_imagedevs);
1905 malloc_string(g_imagedevs_restthese);
1906 malloc_string(g_mondo_cfg_file);
1907 malloc_string(g_mountlist_fname);
1908 malloc_string(g_mondo_home);
1909 /*
1910 malloc_string(g_tmpfs_mountpt);
1911 */
1912 malloc_string(g_isodir_device);
1913 malloc_string(g_isodir_format);
1914
1915 temppath = bkpinfo->tmpdir;
1916
1917 sprintf(g_biggielist_txt, "%s/%s", temppath, BIGGIELIST_TXT_STUB);
1918 sprintf(g_filelist_full, "%s/%s", temppath, FILELIST_FULL_STUB);
1919 sprintf(g_filelist_imagedevs, "%s/tmp/filelist.imagedevs", temppath);
1920// sprintf(g_imagedevs_pot, "%s/tmp/imagedevs.pot", temppath);
1921 sprintf(g_imagedevs_restthese, "%s/tmp/imagedevs.restore-these",
1922 temppath);
1923 if (bkpinfo->disaster_recovery) {
1924 sprintf(g_mondo_cfg_file, "/%s", MONDO_CFG_FILE_STUB);
1925 sprintf(g_mountlist_fname, "/%s", MOUNTLIST_FNAME_STUB);
1926 } else {
1927 sprintf(g_mondo_cfg_file, "%s/%s", temppath, MONDO_CFG_FILE_STUB);
1928 sprintf(g_mountlist_fname, "%s/%s", temppath,
1929 MOUNTLIST_FNAME_STUB);
1930 }
1931}
1932
1933/**************************************************************************
1934 *END_SET_GLOBAL_FILENAME *
1935 **************************************************************************/
1936
1937
1938/**
1939 * Copy @p input_file (containing the result of a compare) to @p output_file,
1940 * deleting spurious "changes" along the way.
1941 * @param output_file The output file to write with spurious changes removed.
1942 * @param input_file The input file, a list of changed files created by a compare.
1943 */
1944void streamline_changes_file(char *output_file, char *input_file)
1945{
1946 FILE *fin;
1947 FILE *fout;
1948 /** malloc **/
1949 char *incoming;
1950
1951 assert_string_is_neither_NULL_nor_zerolength(output_file);
1952 assert_string_is_neither_NULL_nor_zerolength(input_file);
1953 malloc_string(incoming);
1954
1955 if (!(fin = fopen(input_file, "r"))) {
1956 log_OS_error(input_file);
1957 return;
1958 }
1959 if (!(fout = fopen(output_file, "w"))) {
1960 fatal_error("cannot open output_file");
1961 }
1962 for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
1963 fgets(incoming, MAX_STR_LEN - 1, fin)) {
1964 if (strncmp(incoming, "etc/adjtime", 11)
1965 && strncmp(incoming, "etc/mtab", 8)
1966 && strncmp(incoming, "tmp/", 4)
1967 && strncmp(incoming, "boot/map", 8)
1968 && !strstr(incoming, "incheckentry")
1969 && strncmp(incoming, "etc/mail/statistics", 19)
1970 && strncmp(incoming, "var/", 4))
1971 fprintf(fout, "%s", incoming); /* don't need \n here, for some reason.. */
1972 }
1973 paranoid_fclose(fout);
1974 paranoid_fclose(fin);
1975 paranoid_free(incoming);
1976}
1977
1978/**************************************************************************
1979 *END_STREAMLINE_CHANGES_FILE *
1980 **************************************************************************/
1981
1982
1983/**
1984 * Give the user twenty seconds to press Ctrl-Alt-Del before we nuke their drives.
1985 */
1986void twenty_seconds_til_yikes()
1987{
1988 int i;
1989 /* MALLOC * */
1990 char *tmp;
1991
1992 malloc_string(tmp);
1993 if (does_file_exist("/tmp/NOPAUSE")) {
1994 return;
1995 }
1996 open_progress_form("CAUTION",
1997 "Be advised: I am about to ERASE your hard disk(s)!",
1998 "You may press Ctrl+Alt+Del to abort safely.",
1999 "", 20);
2000 for (i = 0; i < 20; i++) {
2001 g_current_progress = i;
2002 sprintf(tmp, "You have %d seconds left to abort.", 20 - i);
2003 update_progress_form(tmp);
2004 sleep(1);
2005 }
2006 close_progress_form();
2007 paranoid_free(tmp);
2008}
2009
2010/**************************************************************************
2011 *END_TWENTY_SECONDS_TIL_YIKES *
2012 **************************************************************************/
2013
2014
2015/**
2016 * Unmount all devices in @p p_external_copy_of_mountlist.
2017 * @param p_external_copy_of_mountlist The mountlist to guide the devices to unmount.
2018 * @return 0 for success, nonzero for failure.
2019 */
2020int unmount_all_devices(struct mountlist_itself
2021 *p_external_copy_of_mountlist)
2022{
2023 struct mountlist_itself *mountlist;
2024 int retval = 0, lino, res = 0, i;
2025 char *command;
2026 char *tmp;
2027
2028 malloc_string(command);
2029 malloc_string(tmp);
2030 assert(p_external_copy_of_mountlist != NULL);
2031
2032 mountlist = malloc(sizeof(struct mountlist_itself));
2033 memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
2034 sizeof(struct mountlist_itself));
2035 sort_mountlist_by_mountpoint(mountlist, 0);
2036
2037 run_program_and_log_output("df -m", 3);
2038 mvaddstr_and_log_it(g_currentY, 0, "Unmounting devices ");
2039 open_progress_form("Unmounting devices",
2040 "Unmounting all devices that were mounted,",
2041 "in preparation for the post-restoration reboot.",
2042 "", mountlist->entries);
2043 chdir("/");
2044 for (i = 0;
2045 i < 10
2046 &&
2047 run_program_and_log_output
2048 ("ps | grep buffer | grep -v \"grep buffer\"", TRUE) == 0;
2049 i++) {
2050 sleep(1);
2051 log_msg(2, "Waiting for buffer() to finish");
2052 }
2053
2054 paranoid_system("sync");
2055
2056 sprintf(tmp, "cp -f %s " MNT_RESTORING "/var/log", MONDO_LOGFILE);
2057 if (run_program_and_log_output(tmp, FALSE)) {
2058 log_msg(1,
2059 "Error. Failed to copy log to PC's /var/log dir. (Mounted read-only?)");
2060 }
2061 if (does_file_exist("/tmp/DUMBASS-GENTOO")) {
2062 run_program_and_log_output("mkdir -p " MNT_RESTORING
2063 "/mnt/.boot.d", 5);
2064 }
2065
2066 /* Unmounting the local /proc and /sys first */
2067 run_program_and_log_output("umount " MNT_RESTORING "/proc",3);
2068 run_program_and_log_output("umount " MNT_RESTORING "/sys",3);
2069
2070 for (lino = mountlist->entries - 1; lino >= 0; lino--) {
2071 if (!strcmp(mountlist->el[lino].mountpoint, "lvm")) {
2072 continue;
2073 }
2074 sprintf(tmp, "Unmounting device %s ", mountlist->el[lino].device);
2075
2076 update_progress_form(tmp);
2077 if (is_this_device_mounted(mountlist->el[lino].device)) {
2078 if (!strcmp(mountlist->el[lino].mountpoint, "swap")) {
2079 sprintf(command, "swapoff %s", mountlist->el[lino].device);
2080 } else {
2081 if (!strcmp(mountlist->el[lino].mountpoint, "/1")) {
2082 sprintf(command, "umount %s/", MNT_RESTORING);
2083 log_msg(3,
2084 "Well, I know a certain kitty-kitty who'll be sleeping with Mommy tonight...");
2085 } else {
2086 sprintf(command, "umount " MNT_RESTORING "%s",
2087 mountlist->el[lino].mountpoint);
2088
2089 /* To support latest Ubuntu where /var is a separate FS
2090 * Cf: http://linux.derkeiler.com/Mailing-Lists/Ubuntu/2007-04/msg01319.html
2091 * we need to create some dirs under the real / before unmounting it */
2092 if (!strcmp(mountlist->el[lino].mountpoint, "/")) {
2093 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/lock", FALSE);
2094 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run", FALSE);
2095 }
2096 }
2097 }
2098 log_msg(10, "The 'umount' command is '%s'", command);
2099 res = run_program_and_log_output(command, 3);
2100 } else {
2101 strcat(tmp, "...not mounted anyway :-) OK");
2102 res = 0;
2103 }
2104 g_current_progress++;
2105 if (res) {
2106 strcat(tmp, "...Failed");
2107 retval++;
2108 log_to_screen(tmp);
2109 } else {
2110 log_msg(2, tmp);
2111 }
2112 }
2113 close_progress_form();
2114 if (retval) {
2115 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
2116 } else {
2117 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
2118 }
2119 if (retval) {
2120 log_to_screen("Unable to unmount some of your partitions.");
2121 } else {
2122 log_to_screen("All partitions were unmounted OK.");
2123 }
2124 free(mountlist);
2125 paranoid_free(command);
2126 paranoid_free(tmp);
2127 return (retval);
2128}
2129
2130/**************************************************************************
2131 *END_UNMOUNT_ALL_DEVICES *
2132 **************************************************************************/
2133
2134
2135
2136/**
2137 * Extract mondo-restore.cfg and the mountlist from the tape inserted
2138 * to the ./tmp/ directory.
2139 * @param dev The tape device to read from.
2140 * @return 0 for success, nonzero for failure.
2141 */
2142int extract_cfg_file_and_mountlist_from_tape_dev(char *dev)
2143{
2144 char *command;
2145 int res = 0;
2146
2147 malloc_string(command);
2148
2149 if (bkpinfo->use_obdr) {
2150 skip_obdr();
2151 } else {
2152 // BCO: below 32KB seems to block at least on RHAS 2.1 and MDK 10.0
2153 set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
2154 }
2155
2156 sprintf(command,
2157 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx ./%s ./%s ./%s ./%s ./%s",
2158 dev,
2159 bkpinfo->internal_tape_block_size,
2160 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2161 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2162 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2163 log_msg(2, "command = '%s'", command);
2164 res = run_program_and_log_output(command, -1);
2165 if (res != 0) {
2166 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2167 res = 0;
2168 } else {
2169 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2170 log_msg(2, "pre-2.2.4 compatible mode on");
2171 sprintf(command,
2172 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx %s %s %s %s %s",
2173 dev,
2174 bkpinfo->internal_tape_block_size,
2175 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2176 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2177 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2178 log_msg(2, "command = '%s'", command);
2179 res = run_program_and_log_output(command, -1);
2180 if ((res != 0) && (does_file_exist(MONDO_CFG_FILE_STUB))) {
2181 res = 0;
2182 }
2183 }
2184 }
2185 paranoid_free(command);
2186 return (res);
2187}
2188
2189
2190
2191/**
2192 * Get the configuration file from the floppy, tape, or CD.
2193 * @param bkpinfo The backup information structure. Fields used:
2194 * - @c bkpinfo->backup_media_type
2195 * - @c bkpinfo->media_device
2196 * - @c bkpinfo->tmpdir
2197 * @return 0 for success, nonzero for failure.
2198 */
2199int get_cfg_file_from_archive()
2200{
2201 int retval = 0;
2202
2203 /** malloc *****/
2204 char *device;
2205 char *command;
2206 char *cfg_file;
2207 char *mounted_cfgf_path;
2208 char *tmp;
2209 char *mountpt;
2210 char *ramdisk_fname;
2211 char *mountlist_file;
2212 bool extract_mountlist_stub;
2213 bool extract_i_want_my_lvm;
2214
2215 bool try_plan_B;
2216
2217 assert(bkpinfo != NULL);
2218 malloc_string(cfg_file);
2219 malloc_string(mounted_cfgf_path);
2220 malloc_string(mountpt);
2221 malloc_string(ramdisk_fname);
2222 malloc_string(mountlist_file);
2223 malloc_string(device);
2224 malloc_string(command);
2225 malloc_string(tmp);
2226 log_msg(2, "gcffa --- starting");
2227 log_to_screen("I'm thinking...");
2228 sprintf(mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
2229 device[0] = '\0';
2230 chdir(bkpinfo->tmpdir);
2231 strcpy(cfg_file, MONDO_CFG_FILE_STUB);
2232 unlink(cfg_file); // cfg_file[] is missing the '/' at the start, FYI, by intent
2233 unlink(FILELIST_FULL_STUB);
2234 unlink(BIGGIELIST_TXT_STUB);
2235 sprintf(command, "mkdir -p %s", mountpt);
2236 run_program_and_log_output(command, FALSE);
2237
2238 sprintf(cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
2239 sprintf(mountlist_file, "%s/%s", bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2240 // make_hole_for_file( cfg_file );
2241 // make_hole_for_file( mountlist_file);
2242 log_msg(2, "mountpt = %s; cfg_file=%s", mountpt, cfg_file);
2243
2244 if (!does_file_exist(cfg_file)) {
2245 log_msg(2, "gcffa --- we don't have cfg file yet.");
2246 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
2247 try_plan_B = TRUE;
2248 } else {
2249 log_msg(2, "gcffa --- calling mount_media now :)");
2250 if (!mount_media()) {
2251 log_msg(2,
2252 "gcffa --- managed to mount CD; so, no need for Plan B");
2253 try_plan_B = FALSE;
2254 } else {
2255 try_plan_B = TRUE;
2256 }
2257 if (what_number_cd_is_this() > 1) {
2258 insist_on_this_cd_number((g_current_media_number = 1));
2259 }
2260 }
2261 if (try_plan_B) {
2262 log_msg(2, "gcffa --- OK, switching to Plan B");
2263 chdir(bkpinfo->tmpdir);
2264 run_program_and_log_output("mkdir -p tmp", FALSE);
2265
2266 if (strlen(bkpinfo->media_device) == 0) {
2267 strcpy(bkpinfo->media_device, "/dev/st0");
2268 log_msg(2, "media_device is blank; assuming %s");
2269 }
2270 strcpy(tmp, bkpinfo->media_device);
2271 if (extract_cfg_file_and_mountlist_from_tape_dev
2272 (bkpinfo->media_device)) {
2273 strcpy(bkpinfo->media_device, "/dev/st0");
2274 if (extract_cfg_file_and_mountlist_from_tape_dev
2275 (bkpinfo->media_device)) {
2276 strcpy(bkpinfo->media_device, "/dev/osst0");
2277 if (extract_cfg_file_and_mountlist_from_tape_dev
2278 (bkpinfo->media_device)) {
2279 strcpy(bkpinfo->media_device, "/dev/ht0");
2280 if (extract_cfg_file_and_mountlist_from_tape_dev
2281 (bkpinfo->media_device)) {
2282 log_msg(3,
2283 "I tried lots of devices but none worked.");
2284 strcpy(bkpinfo->media_device, tmp);
2285 }
2286 }
2287 }
2288 }
2289
2290 if (!does_file_exist("tmp/mondo-restore.cfg")) {
2291 log_to_screen("Cannot find config info on media");
2292 return (1);
2293 }
2294 } else {
2295 if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
2296 extract_mountlist_stub = FALSE;
2297 } else {
2298 extract_mountlist_stub = TRUE;
2299 }
2300 if (does_file_exist("/"IWANTMYLVM_STUB)) {
2301 extract_i_want_my_lvm = FALSE;
2302 } else {
2303 extract_i_want_my_lvm = TRUE;
2304 }
2305
2306 log_msg(2,
2307 "gcffa --- Plan B, a.k.a. untarring some file from all.tar.gz");
2308 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
2309 run_program_and_log_output(command, TRUE);
2310 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2311 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2312 log_msg(2, "pre-2.2.4 compatible mode on");
2313 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
2314 run_program_and_log_output(command, TRUE);
2315 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2316 fatal_error
2317 ("Please reinsert the disk/CD and try again.");
2318 }
2319 }
2320 }
2321 }
2322 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2323 log_msg(1, "gcffa --- great! We've got the config file");
2324 sprintf(tmp, "%s/%s",
2325 call_program_and_get_last_line_of_output("pwd"),
2326 MONDO_CFG_FILE_STUB);
2327 sprintf(command, "cp -f %s %s", tmp, cfg_file);
2328 iamhere(command);
2329 if (strcmp(tmp, cfg_file)
2330 && run_program_and_log_output(command, 1)) {
2331 log_msg(1,
2332 "... but an error occurred when I tried to move it to %s",
2333 cfg_file);
2334 } else {
2335 log_msg(1, "... and I moved it successfully to %s", cfg_file);
2336 }
2337 sprintf(command, "cp -f %s/%s %s",
2338 call_program_and_get_last_line_of_output("pwd"),
2339 MOUNTLIST_FNAME_STUB, mountlist_file);
2340 iamhere(command);
2341 if (extract_mountlist_stub) {
2342 if (strcmp(tmp, cfg_file)
2343 && run_program_and_log_output(command, 1)) {
2344 log_msg(1, "Failed to get mountlist");
2345 } else {
2346 log_msg(1, "Got mountlist too");
2347 sprintf(command, "cp -f %s %s", mountlist_file,
2348 g_mountlist_fname);
2349 if (run_program_and_log_output(command, 1)) {
2350 log_msg(1, "Failed to copy mountlist to /tmp");
2351 } else {
2352 log_msg(1, "Copied mountlist to /tmp as well OK");
2353 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2354 run_program_and_log_output(command, 1);
2355 }
2356 }
2357 }
2358 }
2359 run_program_and_log_output("umount " MNT_CDROM, FALSE);
2360 if (!does_file_exist(cfg_file)) {
2361 iamhere(cfg_file);
2362 log_msg(1, "%s not found", cfg_file);
2363 log_to_screen
2364 ("Oh dear. Unable to recover configuration file from boot disk");
2365 return (1);
2366 }
2367
2368 log_to_screen("Recovered mondo-restore.cfg");
2369 if (!does_file_exist(MOUNTLIST_FNAME_STUB)) {
2370 log_to_screen("...but not mountlist.txt - a pity, really...");
2371 }
2372 else {
2373 /* Is this code really useful ??? */
2374 if (extract_mountlist_stub) {
2375 sprintf(command, "cp -f %s %s/%s", MOUNTLIST_FNAME_STUB,
2376 bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2377 run_program_and_log_output(command, FALSE);
2378 }
2379 }
2380
2381 sprintf(command, "cp -f %s /%s", cfg_file, MONDO_CFG_FILE_STUB);
2382 run_program_and_log_output(command, FALSE);
2383 if (extract_mountlist_stub) {
2384 sprintf(command, "cp -f %s /%s", mountlist_file, MOUNTLIST_FNAME_STUB);
2385 run_program_and_log_output(command, FALSE);
2386 }
2387 sprintf(command, "cp -f etc/raidtab /etc/");
2388 run_program_and_log_output(command, FALSE);
2389 if (extract_i_want_my_lvm) {
2390 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2391 run_program_and_log_output(command, FALSE);
2392 }
2393 g_backup_media_type = bkpinfo->backup_media_type;
2394 paranoid_free(device);
2395 paranoid_free(command);
2396 paranoid_free(tmp);
2397 paranoid_free(cfg_file);
2398 paranoid_free(mounted_cfgf_path);
2399 paranoid_free(mountpt);
2400 paranoid_free(ramdisk_fname);
2401 paranoid_free(mountlist_file);
2402 return (retval);
2403}
2404
2405/**************************************************************************
2406 *END_GET_CFG_FILE_FROM_ARCHIVE *
2407 **************************************************************************/
2408
2409/* @} - end restoreUtilityGroup */
2410
2411
2412/***************************************************************************
2413 * F@ *
2414 * () -- Hugo Rabson *
2415 * *
2416 * Purpose: *
2417 * *
2418 * Called by: *
2419 * Params: - - *
2420 * Returns: 0=success; nonzero=failure *
2421 ***************************************************************************/
2422
2423
2424
2425void wait_until_software_raids_are_prepped(char *mdstat_file,
2426 int wait_for_percentage)
2427{
2428 struct raidlist_itself *raidlist;
2429 int unfinished_mdstat_devices = 9999, i;
2430 char *screen_message;
2431
2432 malloc_string(screen_message);
2433 raidlist = malloc(sizeof(struct raidlist_itself));
2434
2435 assert(wait_for_percentage <= 100);
2436 iamhere("wait_until_software_raids_are_prepped");
2437 while (unfinished_mdstat_devices > 0) {
2438 // FIXME: Prefix '/dev/' should really be dynamic!
2439 if (parse_mdstat(raidlist, "/dev/")) {
2440 log_to_screen("Sorry, cannot read %s", MDSTAT_FILE);
2441 log_msg(1,"Sorry, cannot read %s", MDSTAT_FILE);
2442 return;
2443 }
2444 for (unfinished_mdstat_devices = i = 0; i <= raidlist->entries; i++) {
2445 if (raidlist->el[i].progress < wait_for_percentage) {
2446 unfinished_mdstat_devices++;
2447 if (raidlist->el[i].progress == -1) // delayed while another partition inits
2448 {
2449 continue;
2450 }
2451 log_msg(1,"Sync'ing %s (i=%d)", raidlist->el[i].raid_device, i);
2452 sprintf(screen_message, "Sync'ing %s",
2453 raidlist->el[i].raid_device);
2454 open_evalcall_form(screen_message);
2455 while (raidlist->el[i].progress < wait_for_percentage) {
2456 log_msg(1,"Percentage sync'ed: %d", raidlist->el[i].progress);
2457 update_evalcall_form(raidlist->el[i].progress);
2458 sleep(2);
2459 // FIXME: Prefix '/dev/' should really be dynamic!
2460 if (parse_mdstat(raidlist, "/dev/")) {
2461 break;
2462 }
2463 }
2464 close_evalcall_form();
2465 }
2466 }
2467 }
2468 paranoid_free(screen_message);
2469 paranoid_free(raidlist);
2470}
2471
2472
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