source: MondoRescue/branches/3.0/mondo/src/mondorestore/mondo-rstr-tools.c@ 2944

Last change on this file since 2944 was 2944, checked in by Bruno Cornec, 12 years ago
  • Adds grub2 support (Michael Caerwyn mcaerwyn_at_gmail.com)
  • Property svn:keywords set to Id
File size: 72.7 KB
Line 
1/***************************************************************************
2$Id: mondo-rstr-tools.c 2944 2012-02-03 01:12:47Z 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, "/boot/grub2/grub.cfg");
1304 backup_crucial_file(MNT_RESTORING, "/etc/lilo.conf");
1305 backup_crucial_file(MNT_RESTORING, "/etc/elilo.conf");
1306 backup_crucial_file(MNT_RESTORING, "/boot/grub/device.map");
1307 backup_crucial_file(MNT_RESTORING, "/boot/grub2/device.map");
1308 backup_crucial_file(MNT_RESTORING, "/etc/mtab");
1309 read_cfg_var(g_mondo_cfg_file, "bootloader.device", device);
1310 read_cfg_var(g_mondo_cfg_file, "bootloader.name", name);
1311 mr_asprintf(&tmp, "run_boot_loader: device='%s', name='%s'", device, name);
1312 log_msg(2, tmp);
1313 paranoid_free(tmp);
1314 system("sync");
1315
1316 offer_to_make_initrd();
1317 if (!strcmp(name, "LILO")) {
1318 res = run_lilo(offer_to_hack_scripts);
1319 } else if (!strcmp(name, "ELILO")) {
1320 res = run_elilo(offer_to_hack_scripts);
1321 } else if (!strcmp(name, "GRUB")) {
1322 res = run_grub(offer_to_hack_scripts, device);
1323 } else if (!strcmp(name, "RAW")) {
1324 res = run_raw_mbr(offer_to_hack_scripts, device);
1325 }
1326#ifdef __FreeBSD__
1327 else if (!strcmp(name, "BOOT0")) {
1328 mr_asprintf(&tmp, "boot0cfg -B %s", device);
1329 res = run_program_and_log_output(tmp, FALSE);
1330 paranoid_free(tmp);
1331 } else {
1332 mr_asprintf(&tmp, "ls /dev | grep -Eq '^%ss[1-4].*'", device);
1333 if (!system(tmp)) {
1334 paranoid_free(tmp);
1335 mr_asprintf(&tmp, MNT_RESTORING "/sbin/fdisk -B %s", device);
1336 res = run_program_and_log_output(tmp, 3);
1337 } else {
1338 log_msg(1,
1339 "I'm not running any boot loader. You have a DD boot drive. It's already loaded up.");
1340 }
1341 paranoid_free(tmp);
1342 }
1343#else
1344 else {
1345 log_to_screen
1346 ("Unable to determine type of boot loader. Defaulting to LILO.");
1347 res = run_lilo(offer_to_hack_scripts);
1348 }
1349#endif
1350 retval += res;
1351 if (res) {
1352 log_to_screen("Your boot loader returned an error");
1353 } else {
1354 log_to_screen("Your boot loader ran OK");
1355 }
1356 paranoid_free(device);
1357 paranoid_free(name);
1358 return (retval);
1359}
1360
1361/**************************************************************************
1362 *END_ RUN_BOOT_LOADER *
1363 **************************************************************************/
1364
1365
1366
1367/**
1368 * Attempt to find the user's editor.
1369 * @return The editor found ("vi" if none could be found).
1370 * @note The returned string points to static storage that will be overwritten with each call.
1371 */
1372char *find_my_editor(void)
1373{
1374 static char output[MAX_STR_LEN];
1375 if (find_home_of_exe("pico")) {
1376 strcpy(output, "pico");
1377 } else if (find_home_of_exe("nano")) {
1378 strcpy(output, "nano");
1379 } else if (find_home_of_exe("e3em")) {
1380 strcpy(output, "e3em");
1381 } else if (find_home_of_exe("e3vi")) {
1382 strcpy(output, "e3vi");
1383 } else {
1384 strcpy(output, "vi");
1385 }
1386 if (!find_home_of_exe(output)) {
1387 log_msg(2, " (find_my_editor) --- warning - %s not found", output);
1388 }
1389 return (output);
1390}
1391
1392
1393/**
1394 * Install GRUB on @p bd.
1395 * @param offer_to_run_stabgrub If TRUE, then offer to hack the user's fstab for them.
1396 * @param bd The boot device where GRUB is installed.
1397 * @return 0 for success, nonzero for failure.
1398 */
1399int run_grub(bool offer_to_run_stabgrub, char *bd)
1400{
1401 /** malloc **/
1402 char *command;
1403 char *boot_device;
1404 char *rootdev;
1405 char *rootdrive;
1406 char *conffile;
1407 char *tmp;
1408 char *editor;
1409
1410 int res;
1411 int done;
1412
1413 malloc_string(command);
1414 malloc_string(boot_device);
1415 malloc_string(tmp);
1416 malloc_string(editor);
1417 malloc_string(rootdev);
1418 malloc_string(rootdrive);
1419 malloc_string(conffile);
1420 assert_string_is_neither_NULL_nor_zerolength(bd);
1421 strcpy(editor, find_my_editor());
1422 strcpy(boot_device, bd);
1423
1424 if (!run_program_and_log_output("which grub-MR", FALSE)) {
1425 log_msg(1, "Yay! grub-MR found...");
1426 sprintf(command, "grub-MR %s /tmp/mountlist.txt", boot_device);
1427 log_msg(1, "command = %s", command);
1428 } else {
1429 sprintf(command, "chroot " MNT_RESTORING " grub-install %s",
1430 boot_device);
1431 log_msg(1, "WARNING - grub-MR not found; using grub-install");
1432 }
1433 if (offer_to_run_stabgrub
1434 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1435 /* interactive mode */
1436 {
1437 mvaddstr_and_log_it(g_currentY,
1438 0,
1439 "Modifying fstab, mtab, device.map and menu.lst/grub.cfg, and running GRUB... ");
1440 for (done = FALSE; !done;) {
1441 popup_and_get_string("Boot device",
1442 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1443 boot_device, MAX_STR_LEN / 4);
1444 sprintf(command, "stabgrub-me %s", boot_device);
1445 res = run_program_and_log_output(command, 1);
1446 if (res) {
1447 popup_and_OK
1448 ("GRUB installation failed. You will now edit fstab, mtab, device.map and menu.lst/grub.cfg in order to fix grub install");
1449 if (!g_text_mode) {
1450 newtSuspend();
1451 }
1452 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1453 paranoid_system(tmp);
1454 sprintf(tmp, "chroot %s %s /etc/mtab", MNT_RESTORING, editor);
1455 paranoid_system(tmp);
1456 if (does_file_exist(MNT_RESTORING"/boot/grub/menu.lst")) {
1457 sprintf(tmp, "chroot %s %s /boot/grub/menu.lst", MNT_RESTORING, editor);
1458 } else if (does_file_exist(MNT_RESTORING"/boot/grub/grub.cfg")) {
1459 sprintf(tmp, "chroot %s %s /boot/grub/grub.cfg", MNT_RESTORING, editor);
1460 } else if (does_file_exist(MNT_RESTORING"/boot/grub2/grub.cfg")) {
1461 sprintf(tmp, "chroot %s %s /boot/grub2/grub.cfg", MNT_RESTORING, editor);
1462 }
1463 paranoid_system(tmp);
1464 if (does_file_exist(MNT_RESTORING"/boot/grub/device.map")) {
1465 sprintf(tmp, "chroot %s %s /boot/grub/device.map", MNT_RESTORING, editor);
1466 } else if (does_file_exist(MNT_RESTORING"/boot/grub2/device.map")) {
1467 sprintf(tmp, "chroot %s %s /boot/grub2/device.map", MNT_RESTORING, editor);
1468 }
1469 paranoid_system(tmp);
1470 if (!g_text_mode) {
1471 newtResume();
1472 }
1473 sprintf(command, "stabgrub-me %s", boot_device);
1474 res = run_program_and_log_output(command, 1);
1475 if (res) {
1476 popup_and_OK
1477 ("GRUB installation failed. Please fix the conf files so that a manual install using 'grub-install' or similar command works. You are now chroot()'ed to your restored system. Please type 'exit' when you are done.");
1478 newtSuspend();
1479 system("chroot " MNT_RESTORING);
1480 newtResume();
1481 popup_and_OK("Thank you.");
1482 } else {
1483 popup_and_OK("GRUB is now installed correctly");
1484 done = TRUE;
1485 }
1486 } else {
1487 done = TRUE;
1488 }
1489 }
1490 } else
1491 /* nuke mode */
1492 {
1493 mvaddstr_and_log_it(g_currentY,
1494 0,
1495 "Running GRUB... ");
1496 log_it("%s",command);
1497 res = run_program_and_log_output(command, 1);
1498 if (res) {
1499 popup_and_OK
1500 ("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.");
1501 newtSuspend();
1502 system("chroot " MNT_RESTORING);
1503 newtResume();
1504 popup_and_OK("Thank you.");
1505 }
1506 }
1507 if (res) {
1508 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1509 log_to_screen
1510 ("GRUB ran w/error(s). See %s for more info.", MONDO_LOGFILE);
1511 log_msg(1, "Type:-");
1512 log_msg(1, " mount-me");
1513 log_msg(1, " chroot " MNT_RESTORING);
1514 log_msg(1, " mount /boot");
1515 log_msg(1, " grub-install '(hd0)'");
1516 log_msg(1, " exit");
1517 log_msg(1, " unmount-me");
1518 log_msg(1,
1519 "If you're really stuck, please e-mail the mailing list.");
1520 } else {
1521 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1522 }
1523 paranoid_free(rootdev);
1524 paranoid_free(rootdrive);
1525 paranoid_free(conffile);
1526 paranoid_free(command);
1527 paranoid_free(boot_device);
1528 paranoid_free(tmp);
1529 paranoid_free(editor);
1530
1531 return (res);
1532}
1533
1534/**************************************************************************
1535 *END_RUN_GRUB *
1536 **************************************************************************/
1537
1538
1539/**
1540 * Install ELILO on the user's boot drive (determined by elilo.conf).
1541 * @param offer_to_run_stabelilo If TRUE, then offer to hack the user's fstab for them.
1542 * @return 0 for success, nonzero for failure.
1543 */
1544int run_elilo(bool offer_to_run_stabelilo)
1545{
1546 /** malloc **/
1547 char *command;
1548 char *tmp;
1549 char *editor;
1550
1551 int res;
1552 int done;
1553
1554 malloc_string(command);
1555 malloc_string(tmp);
1556 malloc_string(editor);
1557 strcpy(editor, find_my_editor());
1558 if (offer_to_run_stabelilo
1559 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1560
1561 /* interactive mode */
1562 {
1563 mvaddstr_and_log_it(g_currentY,
1564 0,
1565 "Modifying fstab and elilo.conf... ");
1566 sprintf(command, "stabelilo-me");
1567 res = run_program_and_log_output(command, 3);
1568 if (res) {
1569 popup_and_OK
1570 ("You will now edit fstab and elilo.conf, to make sure they match your new mountlist.");
1571 for (done = FALSE; !done;) {
1572 if (!g_text_mode) {
1573 newtSuspend();
1574 }
1575 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1576 paranoid_system(tmp);
1577 sprintf(tmp, "chroot %s %s /etc/elilo.conf", MNT_RESTORING, editor);
1578 paranoid_system(tmp);
1579 if (!g_text_mode) {
1580 newtResume();
1581 }
1582// newtCls();
1583 if (ask_me_yes_or_no("Edit them again?")) {
1584 continue;
1585 }
1586 done = TRUE;
1587 }
1588 } else {
1589 log_to_screen("elilo.conf and fstab were modified OK");
1590 }
1591 } else
1592 /* nuke mode */
1593 {
1594 res = TRUE;
1595 }
1596 paranoid_free(command);
1597 paranoid_free(tmp);
1598 paranoid_free(editor);
1599 return (res);
1600}
1601
1602/**************************************************************************
1603 *END_RUN_ELILO *
1604 **************************************************************************/
1605
1606
1607/**
1608 * Install LILO on the user's boot drive (determined by /etc/lilo.conf).
1609 * @param offer_to_run_stablilo If TRUE, then offer to hack the user's fstab for them.
1610 * @return 0 for success, nonzero for failure.
1611 */
1612int run_lilo(bool offer_to_run_stablilo)
1613{
1614 /** malloc **/
1615 char *command;
1616 char *tmp;
1617 char *editor;
1618
1619 int res;
1620 int done;
1621 bool run_lilo_M = FALSE;
1622 malloc_string(command);
1623 malloc_string(tmp);
1624 malloc_string(editor);
1625
1626 if (!run_program_and_log_output
1627 ("grep \"boot.*=.*/dev/md\" " MNT_RESTORING "/etc/lilo.conf", 1)) {
1628 run_lilo_M = TRUE;
1629 }
1630
1631 strcpy(editor, find_my_editor());
1632 if (offer_to_run_stablilo
1633 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1634
1635 /* interactive mode */
1636 {
1637 mvaddstr_and_log_it(g_currentY,
1638 0,
1639 "Modifying fstab and lilo.conf, and running LILO... ");
1640 sprintf(command, "stablilo-me");
1641 res = run_program_and_log_output(command, 3);
1642 if (res) {
1643 popup_and_OK
1644 ("You will now edit fstab and lilo.conf, to make sure they match your new mountlist.");
1645 for (done = FALSE; !done;) {
1646 if (!g_text_mode) {
1647 newtSuspend();
1648 }
1649 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1650 paranoid_system(tmp);
1651 sprintf(tmp, "%s " MNT_RESTORING "/etc/lilo.conf", editor);
1652 paranoid_system(tmp);
1653 if (!g_text_mode) {
1654 newtResume();
1655 }
1656// newtCls();
1657 if (ask_me_yes_or_no("Edit them again?")) {
1658 continue;
1659 }
1660 res =
1661 run_program_and_log_output("chroot " MNT_RESTORING
1662 " lilo -L", 3);
1663 if (res) {
1664 res =
1665 run_program_and_log_output("chroot " MNT_RESTORING
1666 " lilo", 3);
1667 }
1668 if (res) {
1669 done =
1670 ask_me_yes_or_no
1671 ("LILO failed. Re-edit system files?");
1672 } else {
1673 done = TRUE;
1674 }
1675 }
1676 } else {
1677 log_to_screen("lilo.conf and fstab were modified OK");
1678 }
1679 } else
1680 /* nuke mode */
1681 {
1682 mvaddstr_and_log_it(g_currentY,
1683 0,
1684 "Running LILO... ");
1685 res =
1686 run_program_and_log_output("chroot " MNT_RESTORING " lilo -L",
1687 3);
1688 if (res) {
1689 res =
1690 run_program_and_log_output("chroot " MNT_RESTORING " lilo",
1691 3);
1692 }
1693 if (res) {
1694 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1695 log_to_screen
1696 ("Failed to re-jig fstab and/or lilo. Edit/run manually, please.");
1697 } else {
1698 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1699 }
1700 }
1701 if (run_lilo_M) {
1702 run_program_and_log_output("chroot " MNT_RESTORING
1703 " lilo -M /dev/hda", 3);
1704 run_program_and_log_output("chroot " MNT_RESTORING
1705 " lilo -M /dev/sda", 3);
1706 }
1707 paranoid_free(command);
1708 paranoid_free(tmp);
1709 paranoid_free(editor);
1710 return (res);
1711}
1712
1713/**************************************************************************
1714 *END_RUN_LILO *
1715 **************************************************************************/
1716
1717
1718/**
1719 * Install a raw MBR onto @p bd.
1720 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1721 * @param bd The device to copy the stored MBR to.
1722 * @return 0 for success, nonzero for failure.
1723 */
1724int run_raw_mbr(bool offer_to_hack_scripts, char *bd)
1725{
1726 /** malloc **/
1727 char *command;
1728 char *boot_device;
1729 char *tmp;
1730 char *editor;
1731 int res;
1732 int done;
1733
1734 malloc_string(command);
1735 malloc_string(boot_device);
1736 malloc_string(tmp);
1737 malloc_string(editor);
1738 assert_string_is_neither_NULL_nor_zerolength(bd);
1739
1740 strcpy(editor, find_my_editor());
1741 strcpy(boot_device, bd);
1742 sprintf(command, "raw-MR %s /tmp/mountlist.txt", boot_device);
1743 log_msg(2, "run_raw_mbr() --- command='%s'", command);
1744
1745 if (offer_to_hack_scripts
1746 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1747 /* interactive mode */
1748 {
1749 mvaddstr_and_log_it(g_currentY, 0,
1750 "Modifying fstab and restoring MBR... ");
1751 for (done = FALSE; !done;) {
1752 if (!run_program_and_log_output("which vi", FALSE)) {
1753 popup_and_OK("You will now edit fstab");
1754 if (!g_text_mode) {
1755 newtSuspend();
1756 }
1757 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1758 paranoid_system(tmp);
1759 if (!g_text_mode) {
1760 newtResume();
1761 }
1762// newtCls();
1763 }
1764 popup_and_get_string("Boot device",
1765 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1766 boot_device, MAX_STR_LEN / 4);
1767 sprintf(command, "stabraw-me %s", boot_device);
1768 res = run_program_and_log_output(command, 3);
1769 if (res) {
1770 done = ask_me_yes_or_no("Modifications failed. Re-try?");
1771 } else {
1772 done = TRUE;
1773 }
1774 }
1775 } else
1776 /* nuke mode */
1777 {
1778 mvaddstr_and_log_it(g_currentY, 0,
1779 "Restoring MBR... ");
1780 res = run_program_and_log_output(command, 3);
1781 }
1782 if (res) {
1783 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1784 log_to_screen
1785 ("MBR+fstab processed w/error(s). See %s for more info.", MONDO_LOGFILE);
1786 } else {
1787 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1788 }
1789 paranoid_free(command);
1790 paranoid_free(boot_device);
1791 paranoid_free(tmp);
1792 paranoid_free(editor);
1793 return (res);
1794}
1795
1796/**************************************************************************
1797 *END_RUN_RAW_MBR *
1798 **************************************************************************/
1799
1800
1801
1802/**
1803 * malloc() and set sensible defaults for the mondorestore filename variables.
1804 * @param bkpinfo The backup information structure. Fields used:
1805 * - @c bkpinfo->tmpdir
1806 * - @c bkpinfo->disaster_recovery
1807 */
1808void setup_MR_global_filenames()
1809{
1810 char *temppath;
1811
1812 assert(bkpinfo != NULL);
1813
1814 malloc_string(g_biggielist_txt);
1815 malloc_string(g_filelist_full);
1816 malloc_string(g_filelist_imagedevs);
1817 malloc_string(g_imagedevs_restthese);
1818 malloc_string(g_mondo_cfg_file);
1819 malloc_string(g_mountlist_fname);
1820 malloc_string(g_mondo_home);
1821 /*
1822 malloc_string(g_tmpfs_mountpt);
1823 */
1824 malloc_string(g_isodir_device);
1825 malloc_string(g_isodir_format);
1826
1827 temppath = bkpinfo->tmpdir;
1828
1829 sprintf(g_biggielist_txt, "%s/%s", temppath, BIGGIELIST_TXT_STUB);
1830 sprintf(g_filelist_full, "%s/%s", temppath, FILELIST_FULL_STUB);
1831 sprintf(g_filelist_imagedevs, "%s/tmp/filelist.imagedevs", temppath);
1832// sprintf(g_imagedevs_pot, "%s/tmp/imagedevs.pot", temppath);
1833 sprintf(g_imagedevs_restthese, "%s/tmp/imagedevs.restore-these",
1834 temppath);
1835 if (bkpinfo->disaster_recovery) {
1836 sprintf(g_mondo_cfg_file, "/%s", MONDO_CFG_FILE_STUB);
1837 sprintf(g_mountlist_fname, "/%s", MOUNTLIST_FNAME_STUB);
1838 } else {
1839 sprintf(g_mondo_cfg_file, "%s/%s", temppath, MONDO_CFG_FILE_STUB);
1840 sprintf(g_mountlist_fname, "%s/%s", temppath,
1841 MOUNTLIST_FNAME_STUB);
1842 }
1843}
1844
1845/**************************************************************************
1846 *END_SET_GLOBAL_FILENAME *
1847 **************************************************************************/
1848
1849
1850/**
1851 * Copy @p input_file (containing the result of a compare) to @p output_file,
1852 * deleting spurious "changes" along the way.
1853 * @param output_file The output file to write with spurious changes removed.
1854 * @param input_file The input file, a list of changed files created by a compare.
1855 */
1856void streamline_changes_file(char *output_file, char *input_file)
1857{
1858 FILE *fin;
1859 FILE *fout;
1860 /** malloc **/
1861 char *incoming;
1862
1863 assert_string_is_neither_NULL_nor_zerolength(output_file);
1864 assert_string_is_neither_NULL_nor_zerolength(input_file);
1865 malloc_string(incoming);
1866
1867 if (!(fin = fopen(input_file, "r"))) {
1868 log_OS_error(input_file);
1869 return;
1870 }
1871 if (!(fout = fopen(output_file, "w"))) {
1872 fatal_error("cannot open output_file");
1873 }
1874 for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
1875 fgets(incoming, MAX_STR_LEN - 1, fin)) {
1876 if (strncmp(incoming, "etc/adjtime", 11)
1877 && strncmp(incoming, "etc/mtab", 8)
1878 && strncmp(incoming, "tmp/", 4)
1879 && strncmp(incoming, "boot/map", 8)
1880 && !strstr(incoming, "incheckentry")
1881 && strncmp(incoming, "etc/mail/statistics", 19)
1882 && strncmp(incoming, "var/", 4))
1883 fprintf(fout, "%s", incoming); /* don't need \n here, for some reason.. */
1884 }
1885 paranoid_fclose(fout);
1886 paranoid_fclose(fin);
1887 paranoid_free(incoming);
1888}
1889
1890/**************************************************************************
1891 *END_STREAMLINE_CHANGES_FILE *
1892 **************************************************************************/
1893
1894
1895/**
1896 * Give the user twenty seconds to press Ctrl-Alt-Del before we nuke their drives.
1897 */
1898void twenty_seconds_til_yikes()
1899{
1900 int i;
1901 /* MALLOC * */
1902 char *tmp;
1903
1904 malloc_string(tmp);
1905 if (does_file_exist("/tmp/NOPAUSE")) {
1906 return;
1907 }
1908 open_progress_form("CAUTION",
1909 "Be advised: I am about to ERASE your hard disk(s)!",
1910 "You may press Ctrl+Alt+Del to abort safely.",
1911 "", 20);
1912 for (i = 0; i < 20; i++) {
1913 g_current_progress = i;
1914 sprintf(tmp, "You have %d seconds left to abort.", 20 - i);
1915 update_progress_form(tmp);
1916 sleep(1);
1917 }
1918 close_progress_form();
1919 paranoid_free(tmp);
1920}
1921
1922/**************************************************************************
1923 *END_TWENTY_SECONDS_TIL_YIKES *
1924 **************************************************************************/
1925
1926
1927/**
1928 * Unmount all devices in @p p_external_copy_of_mountlist.
1929 * @param p_external_copy_of_mountlist The mountlist to guide the devices to unmount.
1930 * @return 0 for success, nonzero for failure.
1931 */
1932int unmount_all_devices(struct mountlist_itself
1933 *p_external_copy_of_mountlist)
1934{
1935 struct mountlist_itself *mountlist;
1936 int retval = 0, lino, res = 0, i;
1937 char *command;
1938 char *tmp = NULL;
1939
1940 malloc_string(command);
1941 assert(p_external_copy_of_mountlist != NULL);
1942
1943 mountlist = malloc(sizeof(struct mountlist_itself));
1944 memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
1945 sizeof(struct mountlist_itself));
1946 sort_mountlist_by_mountpoint(mountlist, 0);
1947
1948 run_program_and_log_output("df -m", 3);
1949 mvaddstr_and_log_it(g_currentY, 0, "Unmounting devices ");
1950 open_progress_form("Unmounting devices",
1951 "Unmounting all devices that were mounted,",
1952 "in preparation for the post-restoration reboot.",
1953 "", mountlist->entries);
1954 chdir("/");
1955 for (i = 0;
1956 i < 10
1957 &&
1958 run_program_and_log_output
1959 ("ps | grep buffer | grep -v \"grep buffer\"", TRUE) == 0;
1960 i++) {
1961 sleep(1);
1962 log_msg(2, "Waiting for buffer() to finish");
1963 }
1964
1965 paranoid_system("sync");
1966
1967 mr_asprintf(&tmp, "cp -f %s " MNT_RESTORING "/var/log", MONDO_LOGFILE);
1968 if (run_program_and_log_output(tmp, FALSE)) {
1969 log_msg(1,
1970 "Error. Failed to copy log to PC's /var/log dir. (Mounted read-only?)");
1971 }
1972 paranoid_free(tmp);
1973 if (does_file_exist("/tmp/DUMBASS-GENTOO")) {
1974 run_program_and_log_output("mkdir -p " MNT_RESTORING
1975 "/mnt/.boot.d", 5);
1976 }
1977
1978 /* Unmounting the local /proc and /sys first */
1979 run_program_and_log_output("umount " MNT_RESTORING "/proc",3);
1980 run_program_and_log_output("umount " MNT_RESTORING "/sys",3);
1981
1982 for (lino = mountlist->entries - 1; lino >= 0; lino--) {
1983 if (!strcmp(mountlist->el[lino].mountpoint, "lvm")) {
1984 continue;
1985 }
1986 mr_asprintf(&tmp, "Unmounting device %s ", mountlist->el[lino].device);
1987
1988 update_progress_form(tmp);
1989
1990 if (is_this_device_mounted(mountlist->el[lino].device)) {
1991 if (!strcmp(mountlist->el[lino].mountpoint, "swap")) {
1992 sprintf(command, "swapoff %s", mountlist->el[lino].device);
1993 } else {
1994 if (!strcmp(mountlist->el[lino].mountpoint, "/1")) {
1995 sprintf(command, "umount %s/", MNT_RESTORING);
1996 log_msg(3,
1997 "Well, I know a certain kitty-kitty who'll be sleeping with Mommy tonight...");
1998 } else {
1999 sprintf(command, "umount " MNT_RESTORING "%s",
2000 mountlist->el[lino].mountpoint);
2001
2002 /* To support latest Ubuntu where /var is a separate FS
2003 * Cf: http://linux.derkeiler.com/Mailing-Lists/Ubuntu/2007-04/msg01319.html
2004 * we need to create some dirs under the real / before unmounting it */
2005 if (!strcmp(mountlist->el[lino].mountpoint, "/")) {
2006 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/lock", FALSE);
2007 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run", FALSE);
2008 }
2009 }
2010 }
2011 log_msg(10, "The 'umount' command is '%s'", command);
2012 res = run_program_and_log_output(command, 3);
2013 } else {
2014 mr_strcat(tmp, "...not mounted anyway :-) OK");
2015 res = 0;
2016 }
2017 g_current_progress++;
2018 if (res) {
2019 mr_strcat(tmp, "...Failed");
2020 retval++;
2021 log_to_screen(tmp);
2022 } else {
2023 log_msg(2, tmp);
2024 }
2025 paranoid_free(tmp);
2026 }
2027 close_progress_form();
2028 if (retval) {
2029 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
2030 } else {
2031 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
2032 }
2033 if (retval) {
2034 log_to_screen("Unable to unmount some of your partitions.");
2035 } else {
2036 log_to_screen("All partitions were unmounted OK.");
2037 }
2038 free(mountlist);
2039 paranoid_free(command);
2040 return (retval);
2041}
2042
2043/**************************************************************************
2044 *END_UNMOUNT_ALL_DEVICES *
2045 **************************************************************************/
2046
2047
2048
2049/**
2050 * Extract mondo-restore.cfg and the mountlist from the tape inserted
2051 * to the ./tmp/ directory.
2052 * @param dev The tape device to read from.
2053 * @return 0 for success, nonzero for failure.
2054 */
2055int extract_cfg_file_and_mountlist_from_tape_dev(char *dev)
2056{
2057 char *command;
2058 int res = 0;
2059
2060 malloc_string(command);
2061
2062 if (bkpinfo->use_obdr) {
2063 skip_obdr();
2064 } else {
2065 // BCO: below 32KB seems to block at least on RHAS 2.1 and MDK 10.0
2066 set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
2067 }
2068
2069 sprintf(command,
2070 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx ./%s ./%s ./%s ./%s ./%s",
2071 dev,
2072 bkpinfo->internal_tape_block_size,
2073 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2074 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2075 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2076 log_msg(2, "command = '%s'", command);
2077 res = run_program_and_log_output(command, -1);
2078 if (res != 0) {
2079 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2080 res = 0;
2081 } else {
2082 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2083 log_msg(2, "pre-2.2.4 compatible mode on");
2084 sprintf(command,
2085 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx %s %s %s %s %s",
2086 dev,
2087 bkpinfo->internal_tape_block_size,
2088 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2089 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2090 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2091 log_msg(2, "command = '%s'", command);
2092 res = run_program_and_log_output(command, -1);
2093 if ((res != 0) && (does_file_exist(MONDO_CFG_FILE_STUB))) {
2094 res = 0;
2095 }
2096 }
2097 }
2098 paranoid_free(command);
2099 return (res);
2100}
2101
2102
2103
2104/**
2105 * Get the configuration file from the floppy, tape, or CD.
2106 * @param bkpinfo The backup information structure. Fields used:
2107 * - @c bkpinfo->backup_media_type
2108 * - @c bkpinfo->media_device
2109 * - @c bkpinfo->tmpdir
2110 * @return 0 for success, nonzero for failure.
2111 */
2112int get_cfg_file_from_archive()
2113{
2114 int retval = 0;
2115
2116 /** malloc *****/
2117 char *device;
2118 char *command;
2119 char *cfg_file;
2120 char *mounted_cfgf_path;
2121 char *tmp;
2122 char *mountpt;
2123 char *ramdisk_fname;
2124 char *mountlist_file;
2125 bool extract_mountlist_stub = FALSE;
2126 bool extract_i_want_my_lvm = FALSE;
2127
2128 bool try_plan_B;
2129
2130 assert(bkpinfo != NULL);
2131 malloc_string(cfg_file);
2132 malloc_string(mounted_cfgf_path);
2133 malloc_string(mountpt);
2134 malloc_string(ramdisk_fname);
2135 malloc_string(mountlist_file);
2136 malloc_string(device);
2137 malloc_string(command);
2138 malloc_string(tmp);
2139 log_msg(2, "gcffa --- starting");
2140 log_to_screen("I'm thinking...");
2141 sprintf(mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
2142 device[0] = '\0';
2143 chdir(bkpinfo->tmpdir);
2144 strcpy(cfg_file, MONDO_CFG_FILE_STUB);
2145 unlink(cfg_file); // cfg_file[] is missing the '/' at the start, FYI, by intent
2146 unlink(FILELIST_FULL_STUB);
2147 unlink(BIGGIELIST_TXT_STUB);
2148 sprintf(command, "mkdir -p %s", mountpt);
2149 run_program_and_log_output(command, FALSE);
2150
2151 sprintf(cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
2152 sprintf(mountlist_file, "%s/%s", bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2153 // make_hole_for_file( cfg_file );
2154 // make_hole_for_file( mountlist_file);
2155 log_msg(2, "mountpt = %s; cfg_file=%s", mountpt, cfg_file);
2156
2157 if (!does_file_exist(cfg_file)) {
2158 log_msg(2, "gcffa --- we don't have cfg file yet.");
2159 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
2160 try_plan_B = TRUE;
2161 } else {
2162 log_msg(2, "gcffa --- calling mount_media now :)");
2163 if (!mount_media()) {
2164 log_msg(2,
2165 "gcffa --- managed to mount CD; so, no need for Plan B");
2166 try_plan_B = FALSE;
2167 } else {
2168 try_plan_B = TRUE;
2169 }
2170 if (what_number_cd_is_this() > 1) {
2171 insist_on_this_cd_number((g_current_media_number = 1));
2172 }
2173 }
2174 if (try_plan_B) {
2175 log_msg(2, "gcffa --- OK, switching to Plan B");
2176 chdir(bkpinfo->tmpdir);
2177 run_program_and_log_output("mkdir -p tmp", FALSE);
2178
2179 if (strlen(bkpinfo->media_device) == 0) {
2180 strcpy(bkpinfo->media_device, "/dev/st0");
2181 log_msg(2, "media_device is blank; assuming %s");
2182 }
2183 strcpy(tmp, bkpinfo->media_device);
2184 if (extract_cfg_file_and_mountlist_from_tape_dev
2185 (bkpinfo->media_device)) {
2186 strcpy(bkpinfo->media_device, "/dev/st0");
2187 if (extract_cfg_file_and_mountlist_from_tape_dev
2188 (bkpinfo->media_device)) {
2189 strcpy(bkpinfo->media_device, "/dev/osst0");
2190 if (extract_cfg_file_and_mountlist_from_tape_dev
2191 (bkpinfo->media_device)) {
2192 strcpy(bkpinfo->media_device, "/dev/ht0");
2193 if (extract_cfg_file_and_mountlist_from_tape_dev
2194 (bkpinfo->media_device)) {
2195 log_msg(3,
2196 "I tried lots of devices but none worked.");
2197 strcpy(bkpinfo->media_device, tmp);
2198 }
2199 }
2200 }
2201 }
2202
2203 if (!does_file_exist("tmp/mondo-restore.cfg")) {
2204 log_to_screen("Cannot find config info on media");
2205 return (1);
2206 }
2207 } else {
2208 if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
2209 extract_mountlist_stub = FALSE;
2210 } else {
2211 extract_mountlist_stub = TRUE;
2212 }
2213 if (does_file_exist("/"IWANTMYLVM_STUB)) {
2214 extract_i_want_my_lvm = FALSE;
2215 } else {
2216 extract_i_want_my_lvm = TRUE;
2217 }
2218
2219 log_msg(2,
2220 "gcffa --- Plan B, a.k.a. untarring some file from all.tar.gz");
2221 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
2222 run_program_and_log_output(command, TRUE);
2223 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2224 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2225 log_msg(2, "pre-2.2.4 compatible mode on");
2226 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
2227 run_program_and_log_output(command, TRUE);
2228 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2229 fatal_error
2230 ("Please reinsert the disk/CD and try again.");
2231 }
2232 }
2233 }
2234 }
2235 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2236 log_msg(1, "gcffa --- great! We've got the config file");
2237 sprintf(tmp, "%s/%s",
2238 call_program_and_get_last_line_of_output("pwd"),
2239 MONDO_CFG_FILE_STUB);
2240 sprintf(command, "cp -f %s %s", tmp, cfg_file);
2241 log_it("%s",command);
2242 if (strcmp(tmp, cfg_file)
2243 && run_program_and_log_output(command, 1)) {
2244 log_msg(1,
2245 "... but an error occurred when I tried to move it to %s",
2246 cfg_file);
2247 } else {
2248 log_msg(1, "... and I moved it successfully to %s", cfg_file);
2249 }
2250 sprintf(command, "cp -f %s/%s %s",
2251 call_program_and_get_last_line_of_output("pwd"),
2252 MOUNTLIST_FNAME_STUB, mountlist_file);
2253 log_it("%s",command);
2254 if (extract_mountlist_stub) {
2255 if (strcmp(tmp, cfg_file)
2256 && run_program_and_log_output(command, 1)) {
2257 log_msg(1, "Failed to get mountlist");
2258 } else {
2259 log_msg(1, "Got mountlist too");
2260 sprintf(command, "cp -f %s %s", mountlist_file,
2261 g_mountlist_fname);
2262 if (run_program_and_log_output(command, 1)) {
2263 log_msg(1, "Failed to copy mountlist to /tmp");
2264 } else {
2265 log_msg(1, "Copied mountlist to /tmp as well OK");
2266 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2267 run_program_and_log_output(command, 1);
2268 }
2269 }
2270 }
2271 }
2272 run_program_and_log_output("umount -d " MNT_CDROM, FALSE);
2273 if (!does_file_exist(cfg_file)) {
2274 log_it("%s",cfg_file);
2275 log_msg(1, "%s not found", cfg_file);
2276 log_to_screen
2277 ("Oh dear. Unable to recover configuration file from boot disk");
2278 return (1);
2279 }
2280
2281 log_to_screen("Recovered mondo-restore.cfg");
2282 if (!does_file_exist(MOUNTLIST_FNAME_STUB)) {
2283 log_to_screen("...but not mountlist.txt - a pity, really...");
2284 }
2285 else {
2286 /* Is this code really useful ??? */
2287 if (extract_mountlist_stub) {
2288 sprintf(command, "cp -f %s %s/%s", MOUNTLIST_FNAME_STUB,
2289 bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2290 run_program_and_log_output(command, FALSE);
2291 }
2292 }
2293
2294 sprintf(command, "cp -f %s /%s", cfg_file, MONDO_CFG_FILE_STUB);
2295 run_program_and_log_output(command, FALSE);
2296 if (extract_mountlist_stub) {
2297 sprintf(command, "cp -f %s /%s", mountlist_file, MOUNTLIST_FNAME_STUB);
2298 run_program_and_log_output(command, FALSE);
2299 }
2300 sprintf(command, "cp -f etc/raidtab /etc/");
2301 run_program_and_log_output(command, FALSE);
2302 if (extract_i_want_my_lvm) {
2303 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2304 run_program_and_log_output(command, FALSE);
2305 }
2306 g_backup_media_type = bkpinfo->backup_media_type;
2307 paranoid_free(device);
2308 paranoid_free(command);
2309 paranoid_free(tmp);
2310 paranoid_free(cfg_file);
2311 paranoid_free(mounted_cfgf_path);
2312 paranoid_free(mountpt);
2313 paranoid_free(ramdisk_fname);
2314 paranoid_free(mountlist_file);
2315 return (retval);
2316}
2317
2318/**************************************************************************
2319 *END_GET_CFG_FILE_FROM_ARCHIVE *
2320 **************************************************************************/
2321
2322/* @} - end restoreUtilityGroup */
2323
2324
2325/***************************************************************************
2326 * F@ *
2327 * () -- Hugo Rabson *
2328 * *
2329 * Purpose: *
2330 * *
2331 * Called by: *
2332 * Params: - - *
2333 * Returns: 0=success; nonzero=failure *
2334 ***************************************************************************/
2335
2336
2337
2338void wait_until_software_raids_are_prepped(char *mdstat_file,
2339 int wait_for_percentage)
2340{
2341 struct raidlist_itself *raidlist;
2342 int unfinished_mdstat_devices = 9999, i;
2343 char *screen_message;
2344
2345 malloc_string(screen_message);
2346 raidlist = malloc(sizeof(struct raidlist_itself));
2347
2348 assert(wait_for_percentage <= 100);
2349 log_it("wait_until_software_raids_are_prepped");
2350 while (unfinished_mdstat_devices > 0) {
2351 // FIXME: Prefix '/dev/' should really be dynamic!
2352 if (parse_mdstat(raidlist, "/dev/")) {
2353 log_to_screen("Sorry, cannot read %s", MDSTAT_FILE);
2354 log_msg(1,"Sorry, cannot read %s", MDSTAT_FILE);
2355 return;
2356 }
2357 for (unfinished_mdstat_devices = i = 0; i <= raidlist->entries; i++) {
2358 if (raidlist->el[i].progress < wait_for_percentage) {
2359 unfinished_mdstat_devices++;
2360 if (raidlist->el[i].progress == -1) // delayed while another partition inits
2361 {
2362 continue;
2363 }
2364 log_msg(1,"Sync'ing %s (i=%d)", raidlist->el[i].raid_device, i);
2365 sprintf(screen_message, "Sync'ing %s",
2366 raidlist->el[i].raid_device);
2367 open_evalcall_form(screen_message);
2368 while (raidlist->el[i].progress < wait_for_percentage) {
2369 log_msg(1,"Percentage sync'ed: %d", raidlist->el[i].progress);
2370 update_evalcall_form(raidlist->el[i].progress);
2371 sleep(2);
2372 // FIXME: Prefix '/dev/' should really be dynamic!
2373 if (parse_mdstat(raidlist, "/dev/")) {
2374 break;
2375 }
2376 }
2377 close_evalcall_form();
2378 }
2379 }
2380 }
2381 paranoid_free(screen_message);
2382 paranoid_free(raidlist);
2383}
2384
2385
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