source: MondoRescue/branches/3.0/mondo/src/mondorestore/mondo-rstr-tools.c@ 3157

Last change on this file since 3157 was 3157, checked in by Bruno Cornec, 11 years ago
  • Inidicate the other new tools than mkinitrd to hel prebuilding the boot env (Philippe Lefevre ph.l_at_libertysurf.fr)
  • Property svn:keywords set to Id
File size: 73.3 KB
Line 
1/***************************************************************************
2$Id: mondo-rstr-tools.c 3157 2013-06-24 05:20:39Z 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;
121char *q;
122
123char incoming[MAX_STR_LEN] = "\0";
124char question[MAX_STR_LEN];
125
126assert_string_is_neither_NULL_nor_zerolength(infname);
127assert_string_is_neither_NULL_nor_zerolength(outfname);
128
129incoming_ptr = malloc(sizeof(incoming));
130if (incoming_ptr == NULL) {
131 fprintf(stderr, "Out of Memory\n");
132 exit(EXIT_FAILURE);
133}
134
135question_ptr = malloc(sizeof(question));
136if (question_ptr == NULL) {
137 fprintf(stderr, "Out of Memory\n");
138 exit(EXIT_FAILURE);
139}
140
141memset(incoming_ptr, '\0', sizeof(incoming));
142memset(question_ptr, '\0', sizeof(question));
143
144
145
146if (!(fin = fopen(infname, "r"))) {
147 fatal_error("Cannot openin infname");
148}
149if (!(fout = fopen(outfname, "w"))) {
150 fatal_error("Cannot openin outfname");
151}
152for (q = fgets(incoming_ptr, MAX_STR_LEN, fin); !feof(fin) && (q != NULL); q = fgets(incoming_ptr, MAX_STR_LEN, fin)) {
153 strip_spaces(incoming_ptr);
154
155 if (incoming[0] == '\0') {
156 continue;
157 }
158
159 sprintf(question_ptr, "Should I restore the image of %s ?", incoming_ptr);
160
161 if (ask_me_yes_or_no(question_ptr)) {
162 fprintf(fout, "%s\n", incoming_ptr);
163 }
164}
165
166/*** free memory ***********/
167paranoid_free(incoming_ptr);
168incoming_ptr = NULL;
169paranoid_free(question_ptr);
170question_ptr = NULL;
171
172
173paranoid_fclose(fout);
174paranoid_fclose(fin);
175}
176
177/**************************************************************************
178*ASK_ABOUT_THESE_IMAGEDEVS *
179**************************************************************************/
180
181
182
183
184
185
186
187
188/**
189* Extract @c mondo-restore.cfg and @c mountlist.txt from @p ramdisk_fname.
190* @param bkpinfo The backup information structure. @c tmpdir is the only field used.
191* @param ramdisk_fname The filename of the @b compressed ramdisk to look in.
192* @param output_cfg_file Where to put the configuration file extracted.
193* @param output_mountlist_file Where to put the mountlist file extracted.
194* @return 0 for success, nonzero for failure.
195* @ingroup restoreUtilityGroup
196*/
197
198/**
199* Keep trying to get mondo-restore.cfg from the archive, until the user gives up.
200*/
201void get_cfg_file_from_archive_or_bust()
202{
203while (get_cfg_file_from_archive()) {
204if (!ask_me_yes_or_no
205 ("Failed to find config file/archives. Choose another source?"))
206{
207 fatal_error("Could not find config file/archives. Aborting.");
208}
209interactively_obtain_media_parameters_from_user(FALSE);
210}
211}
212
213
214/**
215* Determine whether @p list_fname contains a line containing @p f.
216* @param f The line to search for.
217* @param list_fname The file to search in.
218* @param preamble Ignore this beginning part of @p f ("" to disable).
219* @return TRUE if it's in the list, FALSE if it's not.
220*/
221bool is_file_in_list(char *f, char *list_fname, char *preamble)
222{
223
224/** needs malloc **/
225char *command;
226char *file;
227char *tmp;
228int res;
229
230malloc_string(command);
231malloc_string(file);
232malloc_string(tmp);
233assert_string_is_neither_NULL_nor_zerolength(f);
234assert_string_is_neither_NULL_nor_zerolength(list_fname);
235assert(preamble != NULL);
236
237if (strncmp(preamble, f, strlen(preamble)) == 0) {
238strcpy(file, f + strlen(preamble));
239} else {
240strcpy(file, f);
241}
242if (file[0] == '/' && file[1] == '/') {
243strcpy(tmp, file);
244strcpy(file, tmp + 1);
245}
246sprintf(tmp,
247 "Checking to see if f=%s, file=%s, is in the list of biggiefiles",
248 f, file);
249log_msg(2, tmp);
250sprintf(command, "grep -E '^%s$' %s", file, list_fname);
251res = run_program_and_log_output(command, FALSE);
252paranoid_free(command);
253paranoid_free(file);
254paranoid_free(tmp);
255if (res) {
256return (FALSE);
257} else {
258return (TRUE);
259}
260}
261
262/**************************************************************************
263*END_IS_FILE_IN_LIST *
264**************************************************************************/
265
266
267
268/**
269* Set up an ISO backup.
270* @param bkpinfo The backup information structure. Fields used:
271* - @c bkpinfo->backup_media_type
272* - @c bkpinfo->disaster_recovery
273* - @c bkpinfo->isodir
274* @param nuke_me_please If TRUE, we're in nuke mode; if FALSE we're in interactive mode.
275* @return 0 for success, nonzero for failure.
276*/
277int iso_fiddly_bits(bool nuke_me_please)
278{
279char *mount_isodir_command = NULL;
280char *tmp, *command;
281char *mds = NULL;
282int retval = 0, i;
283
284assert(bkpinfo != NULL);
285malloc_string(tmp);
286malloc_string(command);
287g_ISO_restore_mode = TRUE;
288read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
289if (bkpinfo->disaster_recovery) {
290 /* Patch Conor Daly 26-june-2004
291 * Don't let this clobber an existing bkpinfo->isodir */
292 if (!bkpinfo->isodir[0]) {
293 strcpy(bkpinfo->isodir, "/tmp/isodir");
294 }
295 /* End patch */
296 sprintf(command, "mkdir -p %s", bkpinfo->isodir);
297 run_program_and_log_output(command, 5);
298 log_msg(2, "Setting isodir to %s", bkpinfo->isodir);
299}
300
301if (!get_isodir_info(g_isodir_device, g_isodir_format, bkpinfo->isodir, bkpinfo->subdir, nuke_me_please)) {
302 return (1);
303}
304paranoid_system("umount -d " MNT_CDROM " 2> /dev/null"); /* just in case */
305
306if (is_this_device_mounted(g_isodir_device)) {
307 log_to_screen("WARNING - isodir is already mounted");
308} else {
309 mr_asprintf(&mount_isodir_command, "mount %s", g_isodir_device);
310 if (strlen(g_isodir_format) > 1) {
311 mr_strcat(mount_isodir_command, " -t %s", g_isodir_format);
312 }
313 mr_strcat(mount_isodir_command, " -o ro %s", bkpinfo->isodir);
314 run_program_and_log_output("df -m", FALSE);
315 sprintf(tmp,
316 "The 'mount' command is '%s'. PLEASE report this command to be if you have problems, ok?",
317 mount_isodir_command);
318 log_msg(1, tmp);
319 if (run_program_and_log_output(mount_isodir_command, FALSE)) {
320 popup_and_OK
321 ("Cannot mount the device where the ISO files are stored.");
322 return (1);
323 }
324 paranoid_free(mount_isodir_command);
325 log_to_screen
326 ("I have mounted the device where the ISO files are stored.");
327}
328if (!IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
329 mount_media();
330}
331i = what_number_cd_is_this(); /* has the side-effect of calling mount_media() */
332mds = media_descriptor_string(bkpinfo->backup_media_type);
333sprintf(tmp, "%s #%d has been mounted via loopback mount", mds, i);
334mr_free(mds);
335
336log_msg(1, tmp);
337if (i < 0) {
338popup_and_OK
339 ("Cannot find ISO images in the directory you specified.");
340retval = 1;
341}
342log_msg(2, "%ld: bkpinfo->isodir is now %s", __LINE__,
343 bkpinfo->isodir);
344paranoid_free(tmp);
345paranoid_free(command);
346return (retval);
347}
348
349
350
351
352/**
353* Kill all Petris processes.
354*/
355void kill_petris(void) {
356 kill_anything_like_this("petris");
357}
358
359/**************************************************************************
360*END_KILL_PETRIS *
361**************************************************************************/
362
363
364/**
365 * Mount @p device at @p mpt as @p format.
366 * @param device The device (/dev entry) to mount.
367 * @param mpt The directory to mount it on.
368 * @param format The filesystem type of @p device.
369 * @param writeable If TRUE, mount read-write; if FALSE, mount read-only.
370 * @return 0 for success, nonzero for failure.
371 */
372int mount_device(char *device, char *mpt, char *format, bool writeable)
373{
374int res = 0;
375
376/** malloc **/
377char *tmp, *command, *mountdir, *mountpoint;
378char *additional_parameters = NULL;
379
380assert_string_is_neither_NULL_nor_zerolength(device);
381assert_string_is_neither_NULL_nor_zerolength(mpt);
382assert(format != NULL);
383malloc_string(tmp);
384malloc_string(command);
385malloc_string(mountdir);
386malloc_string(mountpoint);
387
388 if (!strcmp(mpt, "/1")) {
389 strcpy(mountpoint, "/");
390 log_msg(3, "Mommm! SME is being a dildo!");
391 } else {
392 strcpy(mountpoint, mpt);
393 }
394
395 if (!strcmp(mountpoint, "lvm")) {
396 return (0);
397 }
398 if (!strcmp(mountpoint, "image")) {
399 return (0);
400 }
401 sprintf(tmp, "Mounting device %s ", device);
402 log_msg(1, tmp);
403 /* Deal with additional params only if not /proc or /sys */
404 mr_asprintf(&additional_parameters, "");
405 if (strcmp(format, "proc") && strcmp(format, "sys")) {
406 if (writeable) {
407 mr_strcat(additional_parameters, "-o rw");
408 } else {
409 mr_strcat(additional_parameters, "-o ro");
410 }
411 if (find_home_of_exe("setfattr")) {
412 mr_strcat(additional_parameters, ",user_xattr");
413 }
414 if (find_home_of_exe("setfacl")) {
415 mr_strcat(additional_parameters, ",acl");
416 }
417 }
418
419 if (!strcmp(mountpoint, "swap")) {
420 sprintf(command, "swapon %s", device);
421 } else {
422 if (!strcmp(mountpoint, "/")) {
423 strcpy(mountdir, MNT_RESTORING);
424 } else {
425 sprintf(mountdir, "%s%s", MNT_RESTORING, mountpoint);
426 }
427 sprintf(command, "mkdir -p %s", mountdir);
428 run_program_and_log_output(command, FALSE);
429 sprintf(command, "mount -t %s %s %s %s 2>> %s", format, device,
430 additional_parameters, mountdir, MONDO_LOGFILE);
431 log_msg(2, "command='%s'", command);
432 }
433 paranoid_free(additional_parameters);
434
435 res = run_program_and_log_output(command, TRUE);
436 if (res && (strstr(command, "xattr") || strstr(command, "acl"))) {
437 log_msg(1, "Re-trying without the fancy extra parameters");
438 sprintf(command, "mount -t %s %s %s 2>> %s", format, device,
439 mountdir, MONDO_LOGFILE);
440 res = run_program_and_log_output(command, TRUE);
441 }
442 if (res) {
443 log_msg(1, "Unable to mount device %s (type %s) at %s", device,
444 format, mountdir);
445 log_msg(1, "command was '%s'", command);
446 if (!strcmp(mountpoint, "swap")) {
447 log_to_screen(tmp);
448 } else {
449 log_msg(2, "Retrying w/o the '-t' switch");
450 sprintf(command, "mount %s %s 2>> %s", device, mountdir,
451 MONDO_LOGFILE);
452 log_msg(2, "2nd command = '%s'", command);
453 res = run_program_and_log_output(command, TRUE);
454 if (res == 0) {
455 log_msg(1,
456 "That's OK. I called mount w/o a filesystem type and it worked fine in the end.");
457 } else {
458 log_to_screen(tmp);
459 }
460 }
461 }
462
463 if (res && !strcmp(mountpoint, "swap")) {
464 log_msg(2, "That's ok. It's just a swap partition.");
465 log_msg(2, "Non-fatal error. Returning 0.");
466 res = 0;
467 }
468
469paranoid_free(tmp);
470paranoid_free(command);
471paranoid_free(mountdir);
472paranoid_free(mountpoint);
473
474 return (res);
475}
476/**************************************************************************
477 *END_MOUNT_DEVICE *
478**************************************************************************/
479
480
481/**
482 * Mount all devices in @p p_external_copy_of_mountlist on @p MNT_RESTORING.
483 * @param p_external_copy_of_mountlist The mountlist containing devices to be mounted.
484 * @param writeable If TRUE, then mount read-write; if FALSE mount read-only.
485 * @return The number of errors encountered (0 for success).
486 */
487int mount_all_devices(struct mountlist_itself
488 *p_external_copy_of_mountlist, bool writeable)
489{
490int retval = 0, lino, res;
491char *tmp;
492char *these_failed = NULL;
493char *format;
494struct mountlist_itself *mountlist = NULL;
495
496malloc_string(tmp);
497malloc_string(format);
498
499assert(p_external_copy_of_mountlist != NULL);
500mountlist = malloc(sizeof(struct mountlist_itself));
501memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
502 sizeof(struct mountlist_itself));
503 sort_mountlist_by_mountpoint(mountlist, 0);
504
505
506 mvaddstr_and_log_it(g_currentY, 0, "Mounting devices ");
507 open_progress_form("Mounting devices",
508 "I am now mounting all the drives.",
509 "This should not take long.",
510 "", mountlist->entries);
511
512 mr_asprintf(&these_failed, "");
513 for (lino = 0; lino < mountlist->entries; lino++) {
514 if (!strcmp(mountlist->el[lino].device, "/proc")) {
515 log_msg(1,
516 "Again with the /proc - why is this in your mountlist?");
517 } else if (is_this_device_mounted(mountlist->el[lino].device)) {
518 sprintf(tmp, "%s is already mounted",
519 mountlist->el[lino].device);
520 log_to_screen(tmp);
521 } else if (strcmp(mountlist->el[lino].mountpoint, "none")
522 && strcmp(mountlist->el[lino].mountpoint, "lvm")
523 && strcmp(mountlist->el[lino].mountpoint, "raid")
524 && strcmp(mountlist->el[lino].mountpoint, "image")) {
525 sprintf(tmp, "Mounting %s", mountlist->el[lino].device);
526 update_progress_form(tmp);
527 strcpy(format, mountlist->el[lino].format);
528 res = mount_device(mountlist->el[lino].device,
529 mountlist->el[lino].mountpoint,
530 format, writeable);
531 retval += res;
532 if (res) {
533 mr_strcat(these_failed, "%s ",mountlist->el[lino].device);
534 }
535 }
536 g_current_progress++;
537 }
538 close_progress_form();
539 if (retval) {
540 if (g_partition_table_locked_up > 0) {
541 log_to_screen
542 ("fdisk's ictol() call to refresh its copy of the partition table causes the kernel to");
543 log_to_screen
544 ("lock up the partition table. You might have to reboot and use Interactive Mode to");
545 log_to_screen
546 ("format and restore *without* partitioning first. Sorry for the inconvenience.");
547 }
548 sprintf(tmp, "Could not mount device(s) %s- shall I abort?", these_failed);
549
550 if (!ask_me_yes_or_no(tmp)) {
551 retval = 0;
552 log_to_screen
553 ("Continuing, although some device(s) failed to be mounted");
554 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
555 } else {
556 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
557 log_to_screen
558 ("Unable to mount some or all of your partitions.");
559 }
560 } else {
561 log_to_screen("All partitions were mounted OK.");
562 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
563 }
564 paranoid_free(these_failed);
565
566 /* Also mounting under MNT_RESTORING special FS */
567 (void)mount_device("/proc","/proc","proc",TRUE);
568 (void)mount_device("/sys","/sys","sysfs",TRUE);
569 run_program_and_log_output("df -m", 3);
570 paranoid_free(mountlist);
571 paranoid_free(tmp);
572 paranoid_free(format);
573 return (retval);
574}
575/**************************************************************************
576*END_MOUNT_ALL_DEVICES *
577**************************************************************************/
578
579
580
581
582/**
583* Fix some miscellaneous things in the filesystem so the system will come
584* up correctly on the first boot.
585*/
586void protect_against_braindead_sysadmins()
587{
588run_program_and_log_output("touch " MNT_RESTORING "/var/log/pacct",
589 FALSE);
590run_program_and_log_output("touch " MNT_RESTORING "/var/account/pacct",
591 FALSE);
592if (run_program_and_log_output("ls " MNT_RESTORING " /tmp", FALSE)) {
593run_program_and_log_output("chmod 1777 " MNT_RESTORING "/tmp",
594 FALSE);
595}
596run_program_and_log_output("mkdir -p " MNT_RESTORING
597 "/var/run/console", FALSE);
598run_program_and_log_output("chmod 777 " MNT_RESTORING "/dev/null",
599 FALSE);
600run_program_and_log_output("cd " MNT_RESTORING
601 "; 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",
602 TRUE);
603run_program_and_log_output("rm -f " MNT_RESTORING "/var/run/*.pid",
604 TRUE);
605run_program_and_log_output("rm -f " MNT_RESTORING "/var/lock/subsys/*",
606 TRUE);
607}
608
609/**************************************************************************
610*END_PROTECT_AGAINST_BRAINDEAD_SYSADMINS *
611**************************************************************************/
612
613
614
615
616/**
617* Fill out @p bkpinfo based on @p cfg_file.
618* @param cfg_file The mondo-restore.cfg file to read into @p bkpinfo.
619* @param bkpinfo The backup information structure to fill out with information
620* from @p cfg_file.
621* @return 0 for success, nonzero for failure.
622*/
623int read_cfg_file_into_bkpinfo(char *cfgf)
624{
625/** add mallocs **/
626char *value = NULL;
627char *tmp = NULL;
628char *envtmp1 = NULL;
629char *envtmp2 = NULL;
630char *command = NULL;
631char *iso_mnt = NULL;
632char *iso_path = NULL;
633char *old_isodir = NULL;
634char cfg_file[100];
635t_bkptype media_specified_by_user;
636
637malloc_string(command);
638malloc_string(iso_mnt);
639malloc_string(iso_path);
640malloc_string(old_isodir);
641malloc_string(value);
642malloc_string(tmp);
643// assert_string_is_neither_NULL_nor_zerolength(cfg_file);
644assert(bkpinfo != NULL);
645
646if (!cfgf) {
647 strcpy(cfg_file, g_mondo_cfg_file);
648} else {
649 strcpy(cfg_file, cfgf);
650}
651
652media_specified_by_user = bkpinfo->backup_media_type; // or 'none', if not specified
653
654if (0 == read_cfg_var(cfg_file, "backup-media-type", value)) {
655if (!strcmp(value, "cdstream")) {
656 bkpinfo->backup_media_type = cdstream;
657} else if (!strcmp(value, "cdr")) {
658 bkpinfo->backup_media_type = cdr;
659} else if (!strcmp(value, "cdrw")) {
660 bkpinfo->backup_media_type = cdrw;
661} else if (!strcmp(value, "dvd")) {
662 bkpinfo->backup_media_type = dvd;
663} else if (!strcmp(value, "usb")) {
664 bkpinfo->backup_media_type = usb;
665 bkpinfo->please_dont_eject = TRUE;
666} else if (!strcmp(value, "iso")) {
667
668// Patch by Conor Daly - 2004/07/12
669 bkpinfo->backup_media_type = iso;
670 if (am_I_in_disaster_recovery_mode()) {
671 /* Check to see if CD is already mounted before mounting it... */
672 if (!is_this_device_mounted("/dev/cdrom")) {
673 log_msg(2,
674 "NB: CDROM device not mounted, mounting...");
675 run_program_and_log_output("mount /dev/cdrom "
676 MNT_CDROM, 1);
677 }
678 if (does_file_exist(MNT_CDROM "/archives/filelist.0")) {
679 bkpinfo->backup_media_type = cdr;
680 run_program_and_log_output("umount -d " MNT_CDROM, 1);
681 log_it
682 ("Re-jigging configuration AGAIN. CD-R, not ISO.");
683 }
684 }
685 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
686 strcpy(bkpinfo->prefix,value);
687 } else {
688 strcpy(bkpinfo->prefix,STD_PREFIX);
689 }
690} else if ((!strcmp(value, "netfs")) || (!strcmp(value, "nfs"))) {
691 /* Stay compatible with previous versions by allowing nfs as an entry here */
692 bkpinfo->backup_media_type = netfs;
693 bkpinfo->please_dont_eject = TRUE;
694 if (read_cfg_var(cfg_file, "netfs-proto", value) == 0) {
695 mr_asprintf(&(bkpinfo->netfs_proto),"%s", value);
696 } else {
697 /* For compatibility, force protocol in old nfs case to be transparent */
698 mr_asprintf(&(bkpinfo->netfs_proto), "nfs");
699 }
700 if (read_cfg_var(cfg_file, "netfs-server-user", value) == 0) {
701 mr_asprintf(&(bkpinfo->netfs_user),"%s", value);
702 }
703 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
704 strcpy(bkpinfo->prefix,value);
705 } else {
706 strcpy(bkpinfo->prefix,STD_PREFIX);
707 }
708 if (strstr(call_program_and_get_last_line_of_output
709 ("cat /proc/cmdline"), "pxe")) {
710 /* We need to override prefix value in PXE mode as it's
711 * already done in start-netfs */
712 envtmp1 = getenv("imgname");
713 if (envtmp1 == NULL) {
714 fatal_error("no imgname variable in environment");
715 }
716 strcpy(bkpinfo->prefix,envtmp1);
717 }
718
719} else if (!strcmp(value, "tape")) {
720 bkpinfo->backup_media_type = tape;
721} else if (!strcmp(value, "udev")) {
722 bkpinfo->backup_media_type = udev;
723} else {
724 fatal_error("UNKNOWN bkp-media-type");
725}
726} else {
727fatal_error("backup-media-type not specified!");
728}
729if (bkpinfo->disaster_recovery) {
730 if (bkpinfo->backup_media_type == cdstream) {
731 sprintf(bkpinfo->media_device, "/dev/cdrom");
732 bkpinfo->media_size = 650; /* good guess */
733 } else if (bkpinfo->backup_media_type == usb) {
734 envtmp1 = getenv("MRUSBDEV");
735 if (envtmp1 == NULL) {
736 if (read_cfg_var(cfg_file, "usb-dev", value)) {
737 fatal_error("Cannot get USB device name from cfg file");
738 }
739 } else {
740 strcpy(value,envtmp1);
741 }
742 sprintf(bkpinfo->media_device, "%s1", value);
743 sprintf(tmp, "Backup medium is USB --- dev=%s", bkpinfo->media_device);
744 log_msg(2, tmp);
745 } else if (bkpinfo->backup_media_type == tape
746 || bkpinfo->backup_media_type == udev) {
747 if (read_cfg_var(cfg_file, "media-dev", value)) {
748 fatal_error("Cannot get tape device name from cfg file");
749 }
750 strcpy(bkpinfo->media_device, value);
751 read_cfg_var(cfg_file, "media-size", value);
752 bkpinfo->media_size = atol(value);
753 sprintf(tmp, "Backup medium is TAPE --- dev=%s",
754 bkpinfo->media_device);
755 log_msg(2, tmp);
756 } else {
757 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* we don't really need this var */
758 bkpinfo->media_size = 1999 * 1024; /* 650, probably, but we don't need this var anyway */
759 log_msg(2, "Backup medium is CD-R[W]");
760 }
761} else {
762 log_msg(2,
763 "Not in Disaster Recovery Mode. No need to derive device name from config file.");
764}
765
766read_cfg_var(cfg_file, "use-star", value);
767if (strstr(value, "yes")) {
768 bkpinfo->use_star = TRUE;
769 log_msg(1, "Goody! ... bkpinfo->use_star is now true.");
770}
771
772read_cfg_var(cfg_file, "obdr", value);
773if (strstr(value, "TRUE")) {
774 bkpinfo->use_obdr = TRUE;
775 log_msg(1, "OBDR mode activated");
776}
777
778read_cfg_var(cfg_file, "acl", value);
779if (strstr(value, "TRUE")) {
780 mr_asprintf(&g_getfacl,"setfacl");
781 log_msg(1, "We will restore ACLs");
782 if (! find_home_of_exe("setfacl")) {
783 log_msg(1, "Unable to restore ACLs as no setfacl found");
784 }
785}
786read_cfg_var(cfg_file, "xattr", value);
787if (strstr(value, "TRUE")) {
788 mr_asprintf(&g_getfattr,"setfattr");
789 log_msg(1, "We will restore XATTRs");
790 if (! find_home_of_exe("setfattr")) {
791 log_msg(1, "Unable to restore XATTRs as no setfattr found");
792 }
793}
794
795if (0 == read_cfg_var(cfg_file, "internal-tape-block-size", value)) {
796bkpinfo->internal_tape_block_size = atol(value);
797log_msg(1, "Internal tape block size has been custom-set to %ld",
798 bkpinfo->internal_tape_block_size);
799} else {
800bkpinfo->internal_tape_block_size =
801 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
802log_msg(1, "Internal tape block size = default (%ld)",
803 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE);
804}
805
806read_cfg_var(cfg_file, "use-lzo", value);
807if (strstr(value, "yes")) {
808bkpinfo->use_lzo = TRUE;
809bkpinfo->use_gzip = FALSE;
810strcpy(bkpinfo->zip_exe, "lzop");
811strcpy(bkpinfo->zip_suffix, "lzo");
812} else {
813read_cfg_var(cfg_file, "use-gzip", value);
814if (strstr(value, "yes")) {
815 bkpinfo->use_lzo = FALSE;
816 bkpinfo->use_gzip = TRUE;
817 strcpy(bkpinfo->zip_exe, "gzip");
818 strcpy(bkpinfo->zip_suffix, "gz");
819} else {
820 read_cfg_var(cfg_file, "use-comp", value);
821 if (strstr(value, "yes")) {
822 bkpinfo->use_lzo = FALSE;
823 bkpinfo->use_gzip = FALSE;
824 strcpy(bkpinfo->zip_exe, "bzip2");
825 strcpy(bkpinfo->zip_suffix, "bz2");
826 } else {
827 bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
828 }
829}
830}
831
832value[0] = '\0';
833read_cfg_var(cfg_file, "differential", value);
834if (!strcmp(value, "yes") || !strcmp(value, "1")) {
835bkpinfo->differential = TRUE;
836}
837log_msg(2, "differential var = '%s'", value);
838if (bkpinfo->differential) {
839log_msg(2, "THIS IS A DIFFERENTIAL BACKUP");
840} else {
841log_msg(2, "This is a regular (full) backup");
842}
843
844read_cfg_var(g_mondo_cfg_file, "please-dont-eject", tmp);
845if (tmp[0]
846||
847strstr(call_program_and_get_last_line_of_output
848 ("cat /proc/cmdline"), "donteject")) {
849bkpinfo->please_dont_eject = TRUE;
850log_msg(2, "Ok, I shan't eject when restoring! Groovy.");
851}
852
853if (bkpinfo->backup_media_type == netfs) {
854 if (!cfgf) {
855 log_msg(2, "netfs_mount remains %s", bkpinfo->netfs_mount);
856 log_msg(2, "netfs_remote_dir remains %s",
857 bkpinfo->netfs_remote_dir);
858 log_msg(2,
859 "...cos it wouldn't make sense to abandon the values that GOT ME to this config file in the first place");
860 } else {
861 read_cfg_var(g_mondo_cfg_file, "netfs-server-mount",
862 bkpinfo->netfs_mount);
863 read_cfg_var(g_mondo_cfg_file, "netfs-server-path",
864 bkpinfo->netfs_remote_dir);
865 log_msg(2, "netfs_mount is %s", bkpinfo->netfs_mount);
866 log_msg(2, "netfs_proto is %s", bkpinfo->netfs_proto);
867 if (bkpinfo->netfs_user) {
868 log_msg(2, "netfs_user is %s", bkpinfo->netfs_user);
869 }
870 log_msg(2, "netfs_remote_dir is %s", bkpinfo->netfs_remote_dir);
871 }
872 if (strstr(call_program_and_get_last_line_of_output
873 ("cat /proc/cmdline"), "pxe")) {
874 /* We need to override values in PXE mode as it's
875 * already done in start-netfs */
876 envtmp1 = getenv("netfsmount");
877 if (envtmp1 == NULL) {
878 fatal_error("no netfsmount variable in environment");
879 }
880 envtmp2 = getenv("dirimg");
881 if (envtmp2 == NULL) {
882 fatal_error("no dirimg variable in environment");
883 }
884 strcpy(bkpinfo->netfs_mount,envtmp1);
885 strcpy(bkpinfo->netfs_remote_dir,envtmp2);
886 }
887} else if (bkpinfo->backup_media_type == iso) {
888 /* Patch by Conor Daly 23-june-2004
889 * to correctly mount iso-dev and set a sensible
890 * isodir in disaster recovery mode
891 */
892 strcpy(old_isodir, bkpinfo->isodir);
893 read_cfg_var(g_mondo_cfg_file, "iso-mnt", iso_mnt);
894 read_cfg_var(g_mondo_cfg_file, "isodir", iso_path);
895 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
896 if (!bkpinfo->isodir[0]) {
897 strcpy(bkpinfo->isodir, old_isodir);
898 }
899 if (!bkpinfo->disaster_recovery) {
900 if (strcmp(old_isodir, bkpinfo->isodir)) {
901 log_it
902 ("user nominated isodir %s differs from archive %s, keeping user's choice\n",
903 old_isodir, bkpinfo->isodir);
904 strcpy(bkpinfo->isodir, old_isodir);
905 }
906 }
907 read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
908 log_msg(2, "isodir=%s; iso-dev=%s", bkpinfo->isodir,
909 g_isodir_device);
910 if (bkpinfo->disaster_recovery) {
911 if (is_this_device_mounted(g_isodir_device)) {
912 log_msg(2, "NB: isodir is already mounted");
913 /* Find out where it's mounted */
914 sprintf(command,
915 "mount | grep -E '^%s' | tail -n1 | cut -d' ' -f3",
916 g_isodir_device);
917 log_it("command = %s", command);
918 log_it("res of it = %s",
919 call_program_and_get_last_line_of_output(command));
920 sprintf(iso_mnt, "%s",
921 call_program_and_get_last_line_of_output(command));
922 } else {
923 sprintf(iso_mnt, "/tmp/isodir");
924 sprintf(tmp, "mkdir -p %s", iso_mnt);
925 run_program_and_log_output(tmp, 5);
926 sprintf(tmp, "mount %s %s", g_isodir_device, iso_mnt);
927 if (run_program_and_log_output(tmp, 3)) {
928 log_msg(1,
929 "Unable to mount isodir. Perhaps this is really a CD backup?");
930 bkpinfo->backup_media_type = cdr;
931 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* superfluous */
932 bkpinfo->isodir[0] = iso_mnt[0] = iso_path[0] = '\0';
933 if (mount_media()) {
934 fatal_error
935 ("Unable to mount isodir. Failed to mount CD-ROM as well.");
936 } else {
937 log_msg(1,
938 "You backed up to disk, then burned some CDs.");
939 }
940 }
941 }
942 /* bkpinfo->isodir should now be the true path to prefix-1.iso etc... */
943 if (bkpinfo->backup_media_type == iso) {
944 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
945 }
946 }
947}
948
949if (media_specified_by_user != none) {
950 if (g_restoring_live_from_cd) {
951 if (bkpinfo->backup_media_type != media_specified_by_user) {
952 log_msg(2,
953 "bkpinfo->backup_media_type != media_specified_by_user, so I'd better ask :)");
954 interactively_obtain_media_parameters_from_user(FALSE);
955 media_specified_by_user = bkpinfo->backup_media_type;
956 get_cfg_file_from_archive();
957 /*
958 if (media_specified_by_user != cdr && media_specified_by_user == cdrw)
959 { g_restoring_live_from_cd = FALSE; }
960 */
961 }
962 }
963 bkpinfo->backup_media_type = media_specified_by_user;
964}
965g_backup_media_type = bkpinfo->backup_media_type;
966paranoid_free(value);
967paranoid_free(tmp);
968paranoid_free(command);
969paranoid_free(iso_mnt);
970paranoid_free(iso_path);
971paranoid_free(old_isodir);
972return (0);
973
974}
975
976/**************************************************************************
977*END_READ_CFG_FILE_INTO_BKPINFO *
978**************************************************************************/
979
980
981
982
983/**
984 * Allow the user to edit the filelist and biggielist.
985 * The filelist is unlinked after it is read.
986 * @param bkpinfo The backup information structure. Fields used:
987 * - @c bkpinfo->backup_media_type
988 * - @c bkpinfo->isodir
989 * - @c bkpinfo->media_device
990 * - @c bkpinfo->tmpdir
991 * @return The filelist structure containing the information read from disk.
992 */
993struct
994s_node *process_filelist_and_biggielist()
995{
996struct s_node *filelist;
997
998/** add mallocs**/
999char *command;
1000char *tmp;
1001char *q;
1002int res = 0;
1003pid_t pid;
1004bool extract_mountlist_stub = FALSE;
1005
1006assert(bkpinfo != NULL);
1007malloc_string(command);
1008malloc_string(tmp);
1009
1010/* If those files already exist, do not overwrite them later on */
1011if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
1012 extract_mountlist_stub = FALSE;
1013} else {
1014 extract_mountlist_stub = TRUE;
1015}
1016
1017if (does_file_exist(g_filelist_full)
1018&& does_file_exist(g_biggielist_txt)) {
1019 log_msg(1, "%s exists", g_filelist_full);
1020 log_msg(1, "%s exists", g_biggielist_txt);
1021 log_msg(2,
1022 "Filelist and biggielist already recovered from media. Yay!");
1023} else {
1024 if (getcwd(tmp, MAX_STR_LEN) == NULL) {
1025 // FIXME
1026 }
1027 if (chdir(bkpinfo->tmpdir)) {
1028 // FIXME
1029 }
1030 log_msg(1, "chdir(%s)", bkpinfo->tmpdir);
1031 log_to_screen("Extracting filelist and biggielist from media...");
1032 unlink("/tmp/filelist.full");
1033 unlink(FILELIST_FULL_STUB);
1034 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1035 sprintf(command,
1036 "tar -b %ld -zxf %s ./%s ./%s ./%s ./%s ./%s",
1037 bkpinfo->internal_tape_block_size,
1038 bkpinfo->media_device,
1039 MOUNTLIST_FNAME_STUB,
1040 BIGGIELIST_TXT_STUB,
1041 FILELIST_FULL_STUB,
1042 IWANTMYLVM_STUB,
1043 MONDO_CFG_FILE_STUB);
1044 log_msg(1, "tarcommand = %s", command);
1045 run_program_and_log_output(command, 1);
1046 if (!does_file_exist(FILELIST_FULL_STUB)) {
1047 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1048 log_msg(2, "pre-2.2.4 compatible mode on");
1049 sprintf(command,
1050 "tar -b %ld -zxf %s %s %s %s %s %s",
1051 bkpinfo->internal_tape_block_size,
1052 bkpinfo->media_device,
1053 MOUNTLIST_FNAME_STUB,
1054 BIGGIELIST_TXT_STUB,
1055 FILELIST_FULL_STUB,
1056 IWANTMYLVM_STUB,
1057 MONDO_CFG_FILE_STUB);
1058 log_msg(1, "tarcommand = %s", command);
1059 run_program_and_log_output(command, 1);
1060 }
1061 } else {
1062 log_msg(2,
1063 "Calling insist_on_this_cd_number; bkpinfo->isodir=%s",
1064 bkpinfo->isodir);
1065 insist_on_this_cd_number(1);
1066 log_msg(2, "Back from iotcn");
1067 run_program_and_log_output("mount", 1);
1068 sprintf(command,
1069 "tar -zxf %s/images/all.tar.gz ./%s ./%s ./%s ./%s ./%s",
1070 MNT_CDROM,
1071 MOUNTLIST_FNAME_STUB,
1072 BIGGIELIST_TXT_STUB,
1073 FILELIST_FULL_STUB,
1074 IWANTMYLVM_STUB,
1075 MONDO_CFG_FILE_STUB);
1076
1077 log_msg(1, "tarcommand = %s", command);
1078 run_program_and_log_output(command, 1);
1079 if (!does_file_exist(FILELIST_FULL_STUB)) {
1080 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1081 log_msg(2, "pre-2.2.4 compatible mode on");
1082 sprintf(command,
1083 "tar -zxf %s/images/all.tar.gz %s %s %s %s %s",
1084 MNT_CDROM,
1085 MOUNTLIST_FNAME_STUB,
1086 BIGGIELIST_TXT_STUB,
1087 FILELIST_FULL_STUB,
1088 IWANTMYLVM_STUB,
1089 MONDO_CFG_FILE_STUB);
1090
1091 log_msg(1, "tarcommand = %s", command);
1092 run_program_and_log_output(command, 1);
1093 }
1094 if (!does_file_exist(BIGGIELIST_TXT_STUB)) {
1095 fatal_error
1096 ("all.tar.gz did not include " BIGGIELIST_TXT_STUB);
1097 }
1098 if (!does_file_exist(FILELIST_FULL_STUB)) {
1099 fatal_error
1100 ("all.tar.gz did not include " FILELIST_FULL_STUB);
1101 }
1102 }
1103 sprintf(command, "cp -f %s %s", MONDO_CFG_FILE_STUB,
1104 g_mondo_cfg_file);
1105 run_program_and_log_output(command, FALSE);
1106
1107 sprintf(command, "cp -f %s/%s %s", bkpinfo->tmpdir,
1108 BIGGIELIST_TXT_STUB, g_biggielist_txt);
1109 log_msg(1, "command = %s", command);
1110 paranoid_system(command);
1111 sprintf(command, "ln -sf %s/%s %s", bkpinfo->tmpdir,
1112 FILELIST_FULL_STUB, g_filelist_full);
1113 log_msg(1, "command = %s", command);
1114 paranoid_system(command);
1115 }
1116
1117 if (am_I_in_disaster_recovery_mode()
1118 &&
1119 /* If it was there, do not overwrite it */
1120 (extract_mountlist_stub)
1121 &&
1122 ask_me_yes_or_no("Do you want to retrieve the mountlist as well?"))
1123 {
1124 sprintf(command, "ln -sf %s/%s /tmp", MOUNTLIST_FNAME_STUB,
1125 bkpinfo->tmpdir);
1126 paranoid_system(command);
1127 }
1128
1129 if (chdir(tmp)) {
1130 // FIXME
1131 }
1132
1133 if (!does_file_exist(g_biggielist_txt)) {
1134 log_msg(1, "Warning - %s not found", g_biggielist_txt);
1135 }
1136 if (!does_file_exist(g_filelist_full)) {
1137 log_msg(1, "Warning - %s does not exist", g_filelist_full);
1138 }
1139// popup_and_OK("Wonderful.");
1140
1141 log_msg(2, "Forking");
1142 pid = fork();
1143 switch (pid) {
1144 case -1:
1145 fatal_error("Forking error");
1146 break;
1147
1148 case 0:
1149 log_to_screen("Pre-processing filelist");
1150 if (!does_file_exist(g_biggielist_txt)) {
1151 sprintf(command, "echo -n > %s", g_biggielist_txt);
1152 paranoid_system(command);
1153 }
1154 sprintf(command, "grep -E '^/dev/.*' %s > %s",
1155 g_biggielist_txt, g_filelist_imagedevs);
1156 paranoid_system(command);
1157 exit(0);
1158 break;
1159
1160 default:
1161 open_evalcall_form("Pre-processing filelist");
1162 while (!waitpid(pid, (int *) 0, WNOHANG)) {
1163 usleep(100000);
1164 update_evalcall_form(0);
1165 }
1166 }
1167 close_evalcall_form();
1168
1169 log_msg(3, "loading filelist");
1170 filelist = load_filelist(g_filelist_full);
1171 log_msg(3, "deleting original filelist");
1172 unlink(g_filelist_full);
1173 if (g_text_mode) {
1174 q = NULL;
1175 while (q == NULL) {
1176 printf("Restore which directory? --> ");
1177 q = fgets(tmp, sizeof(tmp), stdin);
1178 }
1179 toggle_path_selection(filelist, tmp, TRUE);
1180 if (strlen(tmp) == 0) {
1181 res = 1;
1182 } else {
1183 res = 0;
1184 }
1185 } else {
1186 res = edit_filelist(filelist);
1187 }
1188 if (res) {
1189 log_msg(2, "User hit 'cancel'. Freeing filelist and aborting.");
1190 free_filelist(filelist);
1191 return (NULL);
1192 }
1193 ask_about_these_imagedevs(g_filelist_imagedevs, g_imagedevs_restthese);
1194 close_evalcall_form();
1195
1196 // NB: It's not necessary to add g_biggielist_txt to the filelist.full
1197 // file. The filelist.full file already contains the filename of EVERY
1198 // file backed up - regular and biggie files.
1199
1200 // However, we do want to make sure the imagedevs selected by the user
1201 // are flagged for restoring.
1202 if (length_of_file(g_imagedevs_restthese) > 2) {
1203 add_list_of_files_to_filelist(filelist, g_imagedevs_restthese,
1204 TRUE);
1205 }
1206
1207 paranoid_free(command);
1208 paranoid_free(tmp);
1209 return (filelist);
1210}
1211
1212/**************************************************************************
1213 *END_ PROCESS_FILELIST_AND_BIGGIELIST *
1214 **************************************************************************/
1215
1216
1217
1218
1219/**
1220 * Make a backup copy of <tt>path_root</tt>/<tt>filename</tt>.
1221 * The backup filename is the filename of the original with ".pristine" added.
1222 * @param path_root The place where the filesystem is mounted (e.g. MNT_RESTORING).
1223 * @param filename The filename (absolute path) within @p path_root.
1224 * @return 0 for success, nonzero for failure.
1225 */
1226int backup_crucial_file(char *path_root, char *filename)
1227{
1228 char *tmp;
1229 char *command;
1230 int res;
1231
1232 malloc_string(tmp);
1233 malloc_string(command);
1234 assert(path_root != NULL);
1235 assert_string_is_neither_NULL_nor_zerolength(filename);
1236
1237 sprintf(tmp, "%s/%s", path_root, filename);
1238 sprintf(command, "cp -f %s %s.pristine", tmp, tmp);
1239
1240 res = run_program_and_log_output(command, 5);
1241 paranoid_free(tmp);
1242 paranoid_free(command);
1243 return (res);
1244}
1245
1246void offer_to_make_initrd() {
1247
1248if (bkpinfo->restore_mode != nuke) {
1249 if (ask_me_yes_or_no
1250 ("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 ?")) {
1251 log_msg(1,"Launching shell for manual initrd recreation");
1252 if (does_file_exist(MNT_RESTORING"/etc/arch-release")) {
1253 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");
1254 } else {
1255 popup_and_OK("You'll now be chrooted under your future / partition.\nGo under /boot and rebuild your init(rd|ramfs) with\nmkinitrd -f -v initrd-2.x.y.img 2.x.y e.g.\nor initramfs, dracut, ... Then type exit to finish.");
1256 }
1257 mvaddstr_and_log_it(g_currentY, 0, "Modifying initrd...");
1258 if (!g_text_mode) {
1259 newtSuspend();
1260 }
1261 paranoid_system("chroot " MNT_RESTORING);
1262 if (!g_text_mode) {
1263 newtResume();
1264 }
1265 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1266 } else {
1267 return;
1268 }
1269} else {
1270 log_to_screen("Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1271 log_msg(1,"Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1272}
1273}
1274
1275
1276/**
1277 * Install the user's boot loader in the MBR.
1278 * Currently LILO, ELILO, GRUB, RAW (dd of MBR), and the FreeBSD bootloader are supported.
1279 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1280 * @return 0 for success, nonzero for failure.
1281 */
1282int run_boot_loader(bool offer_to_hack_scripts)
1283{
1284 int res;
1285 int retval = 0;
1286
1287 /** malloc *******/
1288 char *device;
1289 char *tmp = NULL;
1290 char *name;
1291 char *cmd = NULL;
1292
1293 malloc_string(device);
1294 malloc_string(name);
1295
1296 /* In order to have a working bootloader, we need to have all devices
1297 * ready in the chroot. If they are not there (udev) then copy them from
1298 * the current /dev location
1299 */
1300 mr_asprintf(&cmd,"tar cf - /dev | ( cd %s ; tar xf - )",MNT_RESTORING);
1301 run_program_and_log_output(cmd, 3);
1302 paranoid_free(cmd);
1303
1304 backup_crucial_file(MNT_RESTORING, "/etc/fstab");
1305 backup_crucial_file(MNT_RESTORING, "/boot/grub/menu.lst");
1306 backup_crucial_file(MNT_RESTORING, "/boot/grub/grub.cfg");
1307 backup_crucial_file(MNT_RESTORING, "/boot/grub2/grub.cfg");
1308 backup_crucial_file(MNT_RESTORING, "/etc/lilo.conf");
1309 backup_crucial_file(MNT_RESTORING, "/etc/elilo.conf");
1310 backup_crucial_file(MNT_RESTORING, "/boot/grub/device.map");
1311 backup_crucial_file(MNT_RESTORING, "/boot/grub2/device.map");
1312 backup_crucial_file(MNT_RESTORING, "/etc/mtab");
1313 read_cfg_var(g_mondo_cfg_file, "bootloader.device", device);
1314 read_cfg_var(g_mondo_cfg_file, "bootloader.name", name);
1315 mr_asprintf(&tmp, "run_boot_loader: device='%s', name='%s'", device, name);
1316 log_msg(2, tmp);
1317 paranoid_free(tmp);
1318 paranoid_system("sync");
1319
1320 offer_to_make_initrd();
1321 if (!strcmp(name, "LILO")) {
1322 res = run_lilo(offer_to_hack_scripts);
1323 } else if (!strcmp(name, "ELILO")) {
1324 res = run_elilo(offer_to_hack_scripts);
1325 } else if (!strcmp(name, "GRUB")) {
1326 res = run_grub(offer_to_hack_scripts, device);
1327 } else if (!strcmp(name, "RAW")) {
1328 res = run_raw_mbr(offer_to_hack_scripts, device);
1329 }
1330#ifdef __FreeBSD__
1331 else if (!strcmp(name, "BOOT0")) {
1332 mr_asprintf(&tmp, "boot0cfg -B %s", device);
1333 res = run_program_and_log_output(tmp, FALSE);
1334 paranoid_free(tmp);
1335 } else {
1336 mr_asprintf(&tmp, "ls /dev | grep -Eq '^%ss[1-4].*'", device);
1337 if (!system(tmp)) {
1338 paranoid_free(tmp);
1339 mr_asprintf(&tmp, MNT_RESTORING "/sbin/fdisk -B %s", device);
1340 res = run_program_and_log_output(tmp, 3);
1341 } else {
1342 log_msg(1,
1343 "I'm not running any boot loader. You have a DD boot drive. It's already loaded up.");
1344 }
1345 paranoid_free(tmp);
1346 }
1347#else
1348 else {
1349 log_to_screen
1350 ("Unable to determine type of boot loader. Defaulting to LILO.");
1351 res = run_lilo(offer_to_hack_scripts);
1352 }
1353#endif
1354 retval += res;
1355 if (res) {
1356 log_to_screen("Your boot loader returned an error");
1357 } else {
1358 log_to_screen("Your boot loader ran OK");
1359 }
1360 paranoid_free(device);
1361 paranoid_free(name);
1362 return (retval);
1363}
1364
1365/**************************************************************************
1366 *END_ RUN_BOOT_LOADER *
1367 **************************************************************************/
1368
1369
1370
1371/**
1372 * Attempt to find the user's editor.
1373 * @return The editor found ("vi" if none could be found).
1374 * @note The returned string points to static storage that will be overwritten with each call.
1375 */
1376char *find_my_editor(void)
1377{
1378 static char output[MAX_STR_LEN];
1379 if (find_home_of_exe("pico")) {
1380 strcpy(output, "pico");
1381 } else if (find_home_of_exe("nano")) {
1382 strcpy(output, "nano");
1383 } else if (find_home_of_exe("e3em")) {
1384 strcpy(output, "e3em");
1385 } else if (find_home_of_exe("e3vi")) {
1386 strcpy(output, "e3vi");
1387 } else {
1388 strcpy(output, "vi");
1389 }
1390 if (!find_home_of_exe(output)) {
1391 log_msg(2, " (find_my_editor) --- warning - %s not found", output);
1392 }
1393 return (output);
1394}
1395
1396
1397/**
1398 * Install GRUB on @p bd.
1399 * @param offer_to_run_stabgrub If TRUE, then offer to hack the user's fstab for them.
1400 * @param bd The boot device where GRUB is installed.
1401 * @return 0 for success, nonzero for failure.
1402 */
1403int run_grub(bool offer_to_run_stabgrub, char *bd)
1404{
1405 /** malloc **/
1406 char *command;
1407 char *boot_device;
1408 char *rootdev;
1409 char *rootdrive;
1410 char *conffile;
1411 char *tmp;
1412 char *editor;
1413
1414 int res = 0; /* FALSE */
1415 int done;
1416 bool mntlistchg = FALSE;
1417 FILE *fin = NULL;
1418
1419 malloc_string(command);
1420 malloc_string(boot_device);
1421 malloc_string(tmp);
1422 malloc_string(editor);
1423 malloc_string(rootdev);
1424 malloc_string(rootdrive);
1425 malloc_string(conffile);
1426 assert_string_is_neither_NULL_nor_zerolength(bd);
1427 strcpy(editor, find_my_editor());
1428 strcpy(boot_device, bd);
1429
1430 if (!run_program_and_log_output("which grub-MR", FALSE)) {
1431 log_msg(1, "Yay! grub-MR found...");
1432 sprintf(command, "grub-MR %s /tmp/mountlist.txt", boot_device);
1433 log_msg(1, "command = %s", command);
1434 } else {
1435 sprintf(command, "chroot " MNT_RESTORING " grub-install %s",
1436 boot_device);
1437 log_msg(1, "WARNING - grub-MR not found; using grub-install");
1438 }
1439 if (offer_to_run_stabgrub
1440 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1441 /* interactive mode */
1442 {
1443 mvaddstr_and_log_it(g_currentY,
1444 0,
1445 "Modifying fstab, mtab, device.map and menu.lst/grub.cfg, and running GRUB... ");
1446 /* Did we changed the mountlist ? If yes, then force editing conf files */
1447 if ((fin = fopen(MONDO_MNTLISTCHG, "r")) != NULL) {
1448 mntlistchg = TRUE;
1449 }
1450 for (done = FALSE; !done;) {
1451 popup_and_get_string("Boot device",
1452 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1453 boot_device, MAX_STR_LEN / 4);
1454 /* Only try to adapt grub here first if the mountlist wasn't changed before */
1455 if (! mntlistchg) {
1456 sprintf(command, "stabgrub-me %s", boot_device);
1457 res = run_program_and_log_output(command, 1);
1458 }
1459 if ((res) || (mntlistchg)){
1460 if (res) {
1461 popup_and_OK("GRUB installation failed. You will now edit fstab, mtab, device.map and menu.lst/grub.cfg in order to fix grub install");
1462 } else {
1463 popup_and_OK("The mountlist was changed. You will now edit fstab, mtab, device.map and menu.lst/grub.cfg in order to fix grub install");
1464 }
1465 if (!g_text_mode) {
1466 newtSuspend();
1467 }
1468 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1469 paranoid_system(tmp);
1470 sprintf(tmp, "chroot %s %s /etc/mtab", MNT_RESTORING, editor);
1471 paranoid_system(tmp);
1472 if (does_file_exist(MNT_RESTORING"/boot/grub/menu.lst")) {
1473 sprintf(tmp, "chroot %s %s /boot/grub/menu.lst", MNT_RESTORING, editor);
1474 } else if (does_file_exist(MNT_RESTORING"/boot/grub/grub.cfg")) {
1475 sprintf(tmp, "chroot %s %s /boot/grub/grub.cfg", MNT_RESTORING, editor);
1476 } else if (does_file_exist(MNT_RESTORING"/boot/grub2/grub.cfg")) {
1477 sprintf(tmp, "chroot %s %s /boot/grub2/grub.cfg", MNT_RESTORING, editor);
1478 }
1479 paranoid_system(tmp);
1480 if (does_file_exist(MNT_RESTORING"/boot/grub/device.map")) {
1481 sprintf(tmp, "chroot %s %s /boot/grub/device.map", MNT_RESTORING, editor);
1482 } else if (does_file_exist(MNT_RESTORING"/boot/grub2/device.map")) {
1483 sprintf(tmp, "chroot %s %s /boot/grub2/device.map", MNT_RESTORING, editor);
1484 }
1485 paranoid_system(tmp);
1486 if (!g_text_mode) {
1487 newtResume();
1488 }
1489 sprintf(command, "stabgrub-me %s", boot_device);
1490 res = run_program_and_log_output(command, 1);
1491 if (res) {
1492 popup_and_OK
1493 ("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.");
1494 newtSuspend();
1495 paranoid_system("chroot " MNT_RESTORING);
1496 newtResume();
1497 popup_and_OK("Thank you.");
1498 } else {
1499 popup_and_OK("GRUB is now installed correctly");
1500 done = TRUE;
1501 }
1502 } else {
1503 done = TRUE;
1504 }
1505 }
1506 } else
1507 /* nuke mode */
1508 {
1509 mvaddstr_and_log_it(g_currentY,
1510 0,
1511 "Running GRUB... ");
1512 log_it("%s",command);
1513 res = run_program_and_log_output(command, 1);
1514 if (res) {
1515 popup_and_OK
1516 ("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.");
1517 newtSuspend();
1518 paranoid_system("chroot " MNT_RESTORING);
1519 newtResume();
1520 popup_and_OK("Thank you.");
1521 }
1522 }
1523 if (res) {
1524 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1525 log_to_screen
1526 ("GRUB ran w/error(s). See %s for more info.", MONDO_LOGFILE);
1527 log_msg(1, "Type:-");
1528 log_msg(1, " mount-me");
1529 log_msg(1, " chroot " MNT_RESTORING);
1530 log_msg(1, " mount /boot");
1531 log_msg(1, " grub-install '(hd0)'");
1532 log_msg(1, " exit");
1533 log_msg(1, " unmount-me");
1534 log_msg(1,
1535 "If you're really stuck, please e-mail the mailing list.");
1536 } else {
1537 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1538 }
1539 paranoid_free(rootdev);
1540 paranoid_free(rootdrive);
1541 paranoid_free(conffile);
1542 paranoid_free(command);
1543 paranoid_free(boot_device);
1544 paranoid_free(tmp);
1545 paranoid_free(editor);
1546
1547 return (res);
1548}
1549
1550/**************************************************************************
1551 *END_RUN_GRUB *
1552 **************************************************************************/
1553
1554
1555/**
1556 * Install ELILO on the user's boot drive (determined by elilo.conf).
1557 * @param offer_to_run_stabelilo If TRUE, then offer to hack the user's fstab for them.
1558 * @return 0 for success, nonzero for failure.
1559 */
1560int run_elilo(bool offer_to_run_stabelilo)
1561{
1562 /** malloc **/
1563 char *command;
1564 char *tmp;
1565 char *editor;
1566
1567 int res;
1568 int done;
1569
1570 malloc_string(command);
1571 malloc_string(tmp);
1572 malloc_string(editor);
1573 strcpy(editor, find_my_editor());
1574 if (offer_to_run_stabelilo
1575 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1576
1577 /* interactive mode */
1578 {
1579 mvaddstr_and_log_it(g_currentY,
1580 0,
1581 "Modifying fstab and elilo.conf... ");
1582 sprintf(command, "stabelilo-me");
1583 res = run_program_and_log_output(command, 3);
1584 if (res) {
1585 popup_and_OK
1586 ("You will now edit fstab and elilo.conf, to make sure they match your new mountlist.");
1587 for (done = FALSE; !done;) {
1588 if (!g_text_mode) {
1589 newtSuspend();
1590 }
1591 sprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1592 paranoid_system(tmp);
1593 sprintf(tmp, "chroot %s %s /etc/elilo.conf", MNT_RESTORING, editor);
1594 paranoid_system(tmp);
1595 if (!g_text_mode) {
1596 newtResume();
1597 }
1598// newtCls();
1599 if (ask_me_yes_or_no("Edit them again?")) {
1600 continue;
1601 }
1602 done = TRUE;
1603 }
1604 } else {
1605 log_to_screen("elilo.conf and fstab were modified OK");
1606 }
1607 } else
1608 /* nuke mode */
1609 {
1610 res = TRUE;
1611 }
1612 paranoid_free(command);
1613 paranoid_free(tmp);
1614 paranoid_free(editor);
1615 return (res);
1616}
1617
1618/**************************************************************************
1619 *END_RUN_ELILO *
1620 **************************************************************************/
1621
1622
1623/**
1624 * Install LILO on the user's boot drive (determined by /etc/lilo.conf).
1625 * @param offer_to_run_stablilo If TRUE, then offer to hack the user's fstab for them.
1626 * @return 0 for success, nonzero for failure.
1627 */
1628int run_lilo(bool offer_to_run_stablilo)
1629{
1630 /** malloc **/
1631 char *command;
1632 char *tmp;
1633 char *editor;
1634
1635 int res;
1636 int done;
1637 bool run_lilo_M = FALSE;
1638 malloc_string(command);
1639 malloc_string(tmp);
1640 malloc_string(editor);
1641
1642 if (!run_program_and_log_output
1643 ("grep \"boot.*=.*/dev/md\" " MNT_RESTORING "/etc/lilo.conf", 1)) {
1644 run_lilo_M = TRUE;
1645 }
1646
1647 strcpy(editor, find_my_editor());
1648 if (offer_to_run_stablilo
1649 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1650
1651 /* interactive mode */
1652 {
1653 mvaddstr_and_log_it(g_currentY,
1654 0,
1655 "Modifying fstab and lilo.conf, and running LILO... ");
1656 sprintf(command, "stablilo-me");
1657 res = run_program_and_log_output(command, 3);
1658 if (res) {
1659 popup_and_OK
1660 ("You will now edit fstab and lilo.conf, to make sure they match your new mountlist.");
1661 for (done = FALSE; !done;) {
1662 if (!g_text_mode) {
1663 newtSuspend();
1664 }
1665 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1666 paranoid_system(tmp);
1667 sprintf(tmp, "%s " MNT_RESTORING "/etc/lilo.conf", editor);
1668 paranoid_system(tmp);
1669 if (!g_text_mode) {
1670 newtResume();
1671 }
1672// newtCls();
1673 if (ask_me_yes_or_no("Edit them again?")) {
1674 continue;
1675 }
1676 res =
1677 run_program_and_log_output("chroot " MNT_RESTORING
1678 " lilo -L", 3);
1679 if (res) {
1680 res =
1681 run_program_and_log_output("chroot " MNT_RESTORING
1682 " lilo", 3);
1683 }
1684 if (res) {
1685 done =
1686 ask_me_yes_or_no
1687 ("LILO failed. Re-edit system files?");
1688 } else {
1689 done = TRUE;
1690 }
1691 }
1692 } else {
1693 log_to_screen("lilo.conf and fstab were modified OK");
1694 }
1695 } else
1696 /* nuke mode */
1697 {
1698 mvaddstr_and_log_it(g_currentY,
1699 0,
1700 "Running LILO... ");
1701 res =
1702 run_program_and_log_output("chroot " MNT_RESTORING " lilo -L",
1703 3);
1704 if (res) {
1705 res =
1706 run_program_and_log_output("chroot " MNT_RESTORING " lilo",
1707 3);
1708 }
1709 if (res) {
1710 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1711 log_to_screen
1712 ("Failed to re-jig fstab and/or lilo. Edit/run manually, please.");
1713 } else {
1714 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1715 }
1716 }
1717 if (run_lilo_M) {
1718 run_program_and_log_output("chroot " MNT_RESTORING
1719 " lilo -M /dev/hda", 3);
1720 run_program_and_log_output("chroot " MNT_RESTORING
1721 " lilo -M /dev/sda", 3);
1722 }
1723 paranoid_free(command);
1724 paranoid_free(tmp);
1725 paranoid_free(editor);
1726 return (res);
1727}
1728
1729/**************************************************************************
1730 *END_RUN_LILO *
1731 **************************************************************************/
1732
1733
1734/**
1735 * Install a raw MBR onto @p bd.
1736 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1737 * @param bd The device to copy the stored MBR to.
1738 * @return 0 for success, nonzero for failure.
1739 */
1740int run_raw_mbr(bool offer_to_hack_scripts, char *bd)
1741{
1742 /** malloc **/
1743 char *command;
1744 char *boot_device;
1745 char *tmp;
1746 char *editor;
1747 int res;
1748 int done;
1749
1750 malloc_string(command);
1751 malloc_string(boot_device);
1752 malloc_string(tmp);
1753 malloc_string(editor);
1754 assert_string_is_neither_NULL_nor_zerolength(bd);
1755
1756 strcpy(editor, find_my_editor());
1757 strcpy(boot_device, bd);
1758 sprintf(command, "raw-MR %s /tmp/mountlist.txt", boot_device);
1759 log_msg(2, "run_raw_mbr() --- command='%s'", command);
1760
1761 if (offer_to_hack_scripts
1762 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1763 /* interactive mode */
1764 {
1765 mvaddstr_and_log_it(g_currentY, 0,
1766 "Modifying fstab and restoring MBR... ");
1767 for (done = FALSE; !done;) {
1768 if (!run_program_and_log_output("which vi", FALSE)) {
1769 popup_and_OK("You will now edit fstab");
1770 if (!g_text_mode) {
1771 newtSuspend();
1772 }
1773 sprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1774 paranoid_system(tmp);
1775 if (!g_text_mode) {
1776 newtResume();
1777 }
1778// newtCls();
1779 }
1780 popup_and_get_string("Boot device",
1781 "Please confirm/enter the boot device. If in doubt, try /dev/hda",
1782 boot_device, MAX_STR_LEN / 4);
1783 sprintf(command, "stabraw-me %s", boot_device);
1784 res = run_program_and_log_output(command, 3);
1785 if (res) {
1786 done = ask_me_yes_or_no("Modifications failed. Re-try?");
1787 } else {
1788 done = TRUE;
1789 }
1790 }
1791 } else
1792 /* nuke mode */
1793 {
1794 mvaddstr_and_log_it(g_currentY, 0,
1795 "Restoring MBR... ");
1796 res = run_program_and_log_output(command, 3);
1797 }
1798 if (res) {
1799 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1800 log_to_screen
1801 ("MBR+fstab processed w/error(s). See %s for more info.", MONDO_LOGFILE);
1802 } else {
1803 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1804 }
1805 paranoid_free(command);
1806 paranoid_free(boot_device);
1807 paranoid_free(tmp);
1808 paranoid_free(editor);
1809 return (res);
1810}
1811
1812/**************************************************************************
1813 *END_RUN_RAW_MBR *
1814 **************************************************************************/
1815
1816
1817
1818/**
1819 * malloc() and set sensible defaults for the mondorestore filename variables.
1820 * @param bkpinfo The backup information structure. Fields used:
1821 * - @c bkpinfo->tmpdir
1822 * - @c bkpinfo->disaster_recovery
1823 */
1824void setup_MR_global_filenames()
1825{
1826 char *temppath;
1827
1828 assert(bkpinfo != NULL);
1829
1830 malloc_string(g_biggielist_txt);
1831 malloc_string(g_filelist_full);
1832 malloc_string(g_filelist_imagedevs);
1833 malloc_string(g_imagedevs_restthese);
1834 malloc_string(g_mondo_cfg_file);
1835 malloc_string(g_mountlist_fname);
1836 malloc_string(g_mondo_home);
1837 /*
1838 malloc_string(g_tmpfs_mountpt);
1839 */
1840 malloc_string(g_isodir_device);
1841 malloc_string(g_isodir_format);
1842
1843 temppath = bkpinfo->tmpdir;
1844
1845 sprintf(g_biggielist_txt, "%s/%s", temppath, BIGGIELIST_TXT_STUB);
1846 sprintf(g_filelist_full, "%s/%s", temppath, FILELIST_FULL_STUB);
1847 sprintf(g_filelist_imagedevs, "%s/tmp/filelist.imagedevs", temppath);
1848// sprintf(g_imagedevs_pot, "%s/tmp/imagedevs.pot", temppath);
1849 sprintf(g_imagedevs_restthese, "%s/tmp/imagedevs.restore-these",
1850 temppath);
1851 if (bkpinfo->disaster_recovery) {
1852 sprintf(g_mondo_cfg_file, "/%s", MONDO_CFG_FILE_STUB);
1853 sprintf(g_mountlist_fname, "/%s", MOUNTLIST_FNAME_STUB);
1854 } else {
1855 sprintf(g_mondo_cfg_file, "%s/%s", temppath, MONDO_CFG_FILE_STUB);
1856 sprintf(g_mountlist_fname, "%s/%s", temppath,
1857 MOUNTLIST_FNAME_STUB);
1858 }
1859}
1860
1861/**************************************************************************
1862 *END_SET_GLOBAL_FILENAME *
1863 **************************************************************************/
1864
1865
1866/**
1867 * Copy @p input_file (containing the result of a compare) to @p output_file,
1868 * deleting spurious "changes" along the way.
1869 * @param output_file The output file to write with spurious changes removed.
1870 * @param input_file The input file, a list of changed files created by a compare.
1871 */
1872void streamline_changes_file(char *output_file, char *input_file)
1873{
1874 FILE *fin;
1875 FILE *fout;
1876 /** malloc **/
1877 char *incoming;
1878 char *q;
1879
1880 assert_string_is_neither_NULL_nor_zerolength(output_file);
1881 assert_string_is_neither_NULL_nor_zerolength(input_file);
1882 malloc_string(incoming);
1883
1884 if (!(fin = fopen(input_file, "r"))) {
1885 log_OS_error(input_file);
1886 return;
1887 }
1888 if (!(fout = fopen(output_file, "w"))) {
1889 fatal_error("cannot open output_file");
1890 }
1891 for (q = fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin) && (q != NULL);
1892 q = fgets(incoming, MAX_STR_LEN - 1, fin)) {
1893 if (strncmp(incoming, "etc/adjtime", 11)
1894 && strncmp(incoming, "etc/mtab", 8)
1895 && strncmp(incoming, "tmp/", 4)
1896 && strncmp(incoming, "boot/map", 8)
1897 && !strstr(incoming, "incheckentry")
1898 && strncmp(incoming, "etc/mail/statistics", 19)
1899 && strncmp(incoming, "var/", 4))
1900 fprintf(fout, "%s", incoming); /* don't need \n here, for some reason.. */
1901 }
1902 paranoid_fclose(fout);
1903 paranoid_fclose(fin);
1904 paranoid_free(incoming);
1905}
1906
1907/**************************************************************************
1908 *END_STREAMLINE_CHANGES_FILE *
1909 **************************************************************************/
1910
1911
1912/**
1913 * Give the user twenty seconds to press Ctrl-Alt-Del before we nuke their drives.
1914 */
1915void twenty_seconds_til_yikes()
1916{
1917 int i;
1918 /* MALLOC * */
1919 char *tmp;
1920
1921 malloc_string(tmp);
1922 if (does_file_exist("/tmp/NOPAUSE")) {
1923 return;
1924 }
1925 open_progress_form("CAUTION",
1926 "Be advised: I am about to ERASE your hard disk(s)!",
1927 "You may press Ctrl+Alt+Del to abort safely.",
1928 "", 20);
1929 for (i = 0; i < 20; i++) {
1930 g_current_progress = i;
1931 sprintf(tmp, "You have %d seconds left to abort.", 20 - i);
1932 update_progress_form(tmp);
1933 sleep(1);
1934 }
1935 close_progress_form();
1936 paranoid_free(tmp);
1937}
1938
1939/**************************************************************************
1940 *END_TWENTY_SECONDS_TIL_YIKES *
1941 **************************************************************************/
1942
1943
1944/**
1945 * Unmount all devices in @p p_external_copy_of_mountlist.
1946 * @param p_external_copy_of_mountlist The mountlist to guide the devices to unmount.
1947 * @return 0 for success, nonzero for failure.
1948 */
1949int unmount_all_devices(struct mountlist_itself
1950 *p_external_copy_of_mountlist)
1951{
1952 struct mountlist_itself *mountlist;
1953 int retval = 0, lino, res = 0, i;
1954 char *command;
1955 char *tmp = NULL;
1956
1957 malloc_string(command);
1958 assert(p_external_copy_of_mountlist != NULL);
1959
1960 mountlist = malloc(sizeof(struct mountlist_itself));
1961 memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
1962 sizeof(struct mountlist_itself));
1963 sort_mountlist_by_mountpoint(mountlist, 0);
1964
1965 run_program_and_log_output("df -m", 3);
1966 mvaddstr_and_log_it(g_currentY, 0, "Unmounting devices ");
1967 open_progress_form("Unmounting devices",
1968 "Unmounting all devices that were mounted,",
1969 "in preparation for the post-restoration reboot.",
1970 "", mountlist->entries);
1971 if (chdir("/")) {
1972 // FIXME
1973 }
1974 for (i = 0;
1975 i < 10
1976 &&
1977 run_program_and_log_output
1978 ("ps | grep buffer | grep -v \"grep buffer\"", TRUE) == 0;
1979 i++) {
1980 sleep(1);
1981 log_msg(2, "Waiting for buffer() to finish");
1982 }
1983
1984 paranoid_system("sync");
1985
1986 mr_asprintf(&tmp, "cp -f %s " MNT_RESTORING "/var/log", MONDO_LOGFILE);
1987 if (run_program_and_log_output(tmp, FALSE)) {
1988 log_msg(1,
1989 "Error. Failed to copy log to PC's /var/log dir. (Mounted read-only?)");
1990 }
1991 paranoid_free(tmp);
1992 if (does_file_exist("/tmp/DUMBASS-GENTOO")) {
1993 run_program_and_log_output("mkdir -p " MNT_RESTORING
1994 "/mnt/.boot.d", 5);
1995 }
1996
1997 /* Unmounting the local /proc and /sys first */
1998 run_program_and_log_output("umount " MNT_RESTORING "/proc",3);
1999 run_program_and_log_output("umount " MNT_RESTORING "/sys",3);
2000
2001 for (lino = mountlist->entries - 1; lino >= 0; lino--) {
2002 if (!strcmp(mountlist->el[lino].mountpoint, "lvm")) {
2003 continue;
2004 }
2005 mr_asprintf(&tmp, "Unmounting device %s ", mountlist->el[lino].device);
2006
2007 update_progress_form(tmp);
2008
2009 if (is_this_device_mounted(mountlist->el[lino].device)) {
2010 if (!strcmp(mountlist->el[lino].mountpoint, "swap")) {
2011 sprintf(command, "swapoff %s", mountlist->el[lino].device);
2012 } else {
2013 if (!strcmp(mountlist->el[lino].mountpoint, "/1")) {
2014 sprintf(command, "umount %s/", MNT_RESTORING);
2015 log_msg(3,
2016 "Well, I know a certain kitty-kitty who'll be sleeping with Mommy tonight...");
2017 } else {
2018 sprintf(command, "umount " MNT_RESTORING "%s",
2019 mountlist->el[lino].mountpoint);
2020
2021 /* To support latest Ubuntu where /var is a separate FS
2022 * Cf: http://linux.derkeiler.com/Mailing-Lists/Ubuntu/2007-04/msg01319.html
2023 * we need to create some dirs under the real / before unmounting it */
2024 if (!strcmp(mountlist->el[lino].mountpoint, "/")) {
2025 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/lock", FALSE);
2026 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run", FALSE);
2027 }
2028 }
2029 }
2030 log_msg(10, "The 'umount' command is '%s'", command);
2031 res = run_program_and_log_output(command, 3);
2032 } else {
2033 mr_strcat(tmp, "...not mounted anyway :-) OK");
2034 res = 0;
2035 }
2036 g_current_progress++;
2037 if (res) {
2038 mr_strcat(tmp, "...Failed");
2039 retval++;
2040 log_to_screen(tmp);
2041 } else {
2042 log_msg(2, tmp);
2043 }
2044 paranoid_free(tmp);
2045 }
2046 close_progress_form();
2047 if (retval) {
2048 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
2049 } else {
2050 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
2051 }
2052 if (retval) {
2053 log_to_screen("Unable to unmount some of your partitions.");
2054 } else {
2055 log_to_screen("All partitions were unmounted OK.");
2056 }
2057 free(mountlist);
2058 paranoid_free(command);
2059 return (retval);
2060}
2061
2062/**************************************************************************
2063 *END_UNMOUNT_ALL_DEVICES *
2064 **************************************************************************/
2065
2066
2067
2068/**
2069 * Extract mondo-restore.cfg and the mountlist from the tape inserted
2070 * to the ./tmp/ directory.
2071 * @param dev The tape device to read from.
2072 * @return 0 for success, nonzero for failure.
2073 */
2074int extract_cfg_file_and_mountlist_from_tape_dev(char *dev)
2075{
2076 char *command;
2077 int res = 0;
2078
2079 malloc_string(command);
2080
2081 if (bkpinfo->use_obdr) {
2082 skip_obdr();
2083 } else {
2084 // BCO: below 32KB seems to block at least on RHAS 2.1 and MDK 10.0
2085 set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
2086 }
2087
2088 sprintf(command,
2089 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx ./%s ./%s ./%s ./%s ./%s",
2090 dev,
2091 bkpinfo->internal_tape_block_size,
2092 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2093 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2094 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2095 log_msg(2, "command = '%s'", command);
2096 res = run_program_and_log_output(command, -1);
2097 if (res != 0) {
2098 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2099 res = 0;
2100 } else {
2101 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2102 log_msg(2, "pre-2.2.4 compatible mode on");
2103 sprintf(command,
2104 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx %s %s %s %s %s",
2105 dev,
2106 bkpinfo->internal_tape_block_size,
2107 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size,
2108 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2109 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2110 log_msg(2, "command = '%s'", command);
2111 res = run_program_and_log_output(command, -1);
2112 if ((res != 0) && (does_file_exist(MONDO_CFG_FILE_STUB))) {
2113 res = 0;
2114 }
2115 }
2116 }
2117 paranoid_free(command);
2118 return (res);
2119}
2120
2121
2122
2123/**
2124 * Get the configuration file from the floppy, tape, or CD.
2125 * @param bkpinfo The backup information structure. Fields used:
2126 * - @c bkpinfo->backup_media_type
2127 * - @c bkpinfo->media_device
2128 * - @c bkpinfo->tmpdir
2129 * @return 0 for success, nonzero for failure.
2130 */
2131int get_cfg_file_from_archive()
2132{
2133 int retval = 0;
2134
2135 /** malloc *****/
2136 char *device;
2137 char *command;
2138 char *cfg_file;
2139 char *mounted_cfgf_path;
2140 char *tmp;
2141 char *mountpt;
2142 char *ramdisk_fname;
2143 char *mountlist_file;
2144 bool extract_mountlist_stub = FALSE;
2145 bool extract_i_want_my_lvm = FALSE;
2146
2147 bool try_plan_B;
2148
2149 assert(bkpinfo != NULL);
2150 malloc_string(cfg_file);
2151 malloc_string(mounted_cfgf_path);
2152 malloc_string(mountpt);
2153 malloc_string(ramdisk_fname);
2154 malloc_string(mountlist_file);
2155 malloc_string(device);
2156 malloc_string(command);
2157 malloc_string(tmp);
2158 log_msg(2, "gcffa --- starting");
2159 log_to_screen("I'm thinking...");
2160 sprintf(mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
2161 device[0] = '\0';
2162 if (chdir(bkpinfo->tmpdir)) {
2163 // FIXME
2164 }
2165 strcpy(cfg_file, MONDO_CFG_FILE_STUB);
2166 unlink(cfg_file); // cfg_file[] is missing the '/' at the start, FYI, by intent
2167 unlink(FILELIST_FULL_STUB);
2168 unlink(BIGGIELIST_TXT_STUB);
2169 sprintf(command, "mkdir -p %s", mountpt);
2170 run_program_and_log_output(command, FALSE);
2171
2172 sprintf(cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
2173 sprintf(mountlist_file, "%s/%s", bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2174 // make_hole_for_file( cfg_file );
2175 // make_hole_for_file( mountlist_file);
2176 log_msg(2, "mountpt = %s; cfg_file=%s", mountpt, cfg_file);
2177
2178 if (!does_file_exist(cfg_file)) {
2179 log_msg(2, "gcffa --- we don't have cfg file yet.");
2180 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
2181 try_plan_B = TRUE;
2182 } else {
2183 log_msg(2, "gcffa --- calling mount_media now :)");
2184 if (!mount_media()) {
2185 log_msg(2,
2186 "gcffa --- managed to mount CD; so, no need for Plan B");
2187 try_plan_B = FALSE;
2188 } else {
2189 try_plan_B = TRUE;
2190 }
2191 if (what_number_cd_is_this() > 1) {
2192 insist_on_this_cd_number((g_current_media_number = 1));
2193 }
2194 }
2195 if (try_plan_B) {
2196 log_msg(2, "gcffa --- OK, switching to Plan B");
2197 if (chdir(bkpinfo->tmpdir)) {
2198 // FIXME
2199 }
2200 run_program_and_log_output("mkdir -p tmp", FALSE);
2201
2202 if (strlen(bkpinfo->media_device) == 0) {
2203 strcpy(bkpinfo->media_device, "/dev/st0");
2204 log_msg(2, "media_device is blank; assuming %s");
2205 }
2206 strcpy(tmp, bkpinfo->media_device);
2207 if (extract_cfg_file_and_mountlist_from_tape_dev
2208 (bkpinfo->media_device)) {
2209 strcpy(bkpinfo->media_device, "/dev/st0");
2210 if (extract_cfg_file_and_mountlist_from_tape_dev
2211 (bkpinfo->media_device)) {
2212 strcpy(bkpinfo->media_device, "/dev/osst0");
2213 if (extract_cfg_file_and_mountlist_from_tape_dev
2214 (bkpinfo->media_device)) {
2215 strcpy(bkpinfo->media_device, "/dev/ht0");
2216 if (extract_cfg_file_and_mountlist_from_tape_dev
2217 (bkpinfo->media_device)) {
2218 log_msg(3,
2219 "I tried lots of devices but none worked.");
2220 strcpy(bkpinfo->media_device, tmp);
2221 }
2222 }
2223 }
2224 }
2225
2226 if (!does_file_exist("tmp/mondo-restore.cfg")) {
2227 log_to_screen("Cannot find config info on media");
2228 return (1);
2229 }
2230 } else {
2231 if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
2232 extract_mountlist_stub = FALSE;
2233 } else {
2234 extract_mountlist_stub = TRUE;
2235 }
2236 if (does_file_exist("/"IWANTMYLVM_STUB)) {
2237 extract_i_want_my_lvm = FALSE;
2238 } else {
2239 extract_i_want_my_lvm = TRUE;
2240 }
2241
2242 log_msg(2,
2243 "gcffa --- Plan B, a.k.a. untarring some file from all.tar.gz");
2244 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
2245 run_program_and_log_output(command, TRUE);
2246 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2247 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2248 log_msg(2, "pre-2.2.4 compatible mode on");
2249 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
2250 run_program_and_log_output(command, TRUE);
2251 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2252 fatal_error
2253 ("Please reinsert the disk/CD and try again.");
2254 }
2255 }
2256 }
2257 }
2258 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2259 log_msg(1, "gcffa --- great! We've got the config file");
2260 sprintf(tmp, "%s/%s",
2261 call_program_and_get_last_line_of_output("pwd"),
2262 MONDO_CFG_FILE_STUB);
2263 sprintf(command, "cp -f %s %s", tmp, cfg_file);
2264 log_it("%s",command);
2265 if (strcmp(tmp, cfg_file)
2266 && run_program_and_log_output(command, 1)) {
2267 log_msg(1,
2268 "... but an error occurred when I tried to move it to %s",
2269 cfg_file);
2270 } else {
2271 log_msg(1, "... and I moved it successfully to %s", cfg_file);
2272 }
2273 sprintf(command, "cp -f %s/%s %s",
2274 call_program_and_get_last_line_of_output("pwd"),
2275 MOUNTLIST_FNAME_STUB, mountlist_file);
2276 log_it("%s",command);
2277 if (extract_mountlist_stub) {
2278 if (strcmp(tmp, cfg_file)
2279 && run_program_and_log_output(command, 1)) {
2280 log_msg(1, "Failed to get mountlist");
2281 } else {
2282 log_msg(1, "Got mountlist too");
2283 sprintf(command, "cp -f %s %s", mountlist_file,
2284 g_mountlist_fname);
2285 if (run_program_and_log_output(command, 1)) {
2286 log_msg(1, "Failed to copy mountlist to /tmp");
2287 } else {
2288 log_msg(1, "Copied mountlist to /tmp as well OK");
2289 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2290 run_program_and_log_output(command, 1);
2291 }
2292 }
2293 }
2294 }
2295 run_program_and_log_output("umount -d " MNT_CDROM, FALSE);
2296 if (!does_file_exist(cfg_file)) {
2297 log_it("%s",cfg_file);
2298 log_msg(1, "%s not found", cfg_file);
2299 log_to_screen
2300 ("Oh dear. Unable to recover configuration file from boot disk");
2301 return (1);
2302 }
2303
2304 log_to_screen("Recovered mondo-restore.cfg");
2305 if (!does_file_exist(MOUNTLIST_FNAME_STUB)) {
2306 log_to_screen("...but not mountlist.txt - a pity, really...");
2307 }
2308 else {
2309 /* Is this code really useful ??? */
2310 if (extract_mountlist_stub) {
2311 sprintf(command, "cp -f %s %s/%s", MOUNTLIST_FNAME_STUB,
2312 bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2313 run_program_and_log_output(command, FALSE);
2314 }
2315 }
2316
2317 sprintf(command, "cp -f %s /%s", cfg_file, MONDO_CFG_FILE_STUB);
2318 run_program_and_log_output(command, FALSE);
2319 if (extract_mountlist_stub) {
2320 sprintf(command, "cp -f %s /%s", mountlist_file, MOUNTLIST_FNAME_STUB);
2321 run_program_and_log_output(command, FALSE);
2322 }
2323 sprintf(command, "cp -f etc/raidtab /etc/");
2324 run_program_and_log_output(command, FALSE);
2325 if (extract_i_want_my_lvm) {
2326 sprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2327 run_program_and_log_output(command, FALSE);
2328 }
2329 g_backup_media_type = bkpinfo->backup_media_type;
2330 paranoid_free(device);
2331 paranoid_free(command);
2332 paranoid_free(tmp);
2333 paranoid_free(cfg_file);
2334 paranoid_free(mounted_cfgf_path);
2335 paranoid_free(mountpt);
2336 paranoid_free(ramdisk_fname);
2337 paranoid_free(mountlist_file);
2338 return (retval);
2339}
2340
2341/**************************************************************************
2342 *END_GET_CFG_FILE_FROM_ARCHIVE *
2343 **************************************************************************/
2344
2345/* @} - end restoreUtilityGroup */
2346
2347
2348/***************************************************************************
2349 * F@ *
2350 * () -- Hugo Rabson *
2351 * *
2352 * Purpose: *
2353 * *
2354 * Called by: *
2355 * Params: - - *
2356 * Returns: 0=success; nonzero=failure *
2357 ***************************************************************************/
2358
2359
2360
2361void wait_until_software_raids_are_prepped(char *mdstat_file, int wait_for_percentage)
2362{
2363 struct raidlist_itself *raidlist;
2364 int unfinished_mdstat_devices = 9999;
2365 int i = 0;
2366 char *screen_message;
2367
2368 malloc_string(screen_message);
2369 raidlist = malloc(sizeof(struct raidlist_itself));
2370
2371 assert(wait_for_percentage <= 100);
2372 log_it("wait_until_software_raids_are_prepped");
2373 while (unfinished_mdstat_devices > 0) {
2374 // FIXME: Prefix '/dev/' should really be dynamic!
2375 if (parse_mdstat(MDSTAT_FILE, raidlist, "/dev/")) {
2376 log_to_screen("Sorry, cannot read %s", MDSTAT_FILE);
2377 log_msg(1,"Sorry, cannot read %s", MDSTAT_FILE);
2378 return;
2379 }
2380 for (unfinished_mdstat_devices = 0; i <= raidlist->entries; i++) {
2381 if (raidlist->el[i].progress < wait_for_percentage) {
2382 unfinished_mdstat_devices++;
2383 if (raidlist->el[i].progress == -1) // delayed while another partition inits
2384 {
2385 continue;
2386 }
2387 log_msg(1,"Sync'ing %s (i=%d)", raidlist->el[i].raid_device, i);
2388 sprintf(screen_message, "Sync'ing %s",
2389 raidlist->el[i].raid_device);
2390 open_evalcall_form(screen_message);
2391 while (raidlist->el[i].progress < wait_for_percentage) {
2392 log_msg(1,"Percentage sync'ed: %d", raidlist->el[i].progress);
2393 update_evalcall_form(raidlist->el[i].progress);
2394 sleep(2);
2395 // FIXME: Prefix '/dev/' should really be dynamic!
2396 if (parse_mdstat(MDSTAT_FILE, raidlist, "/dev/")) {
2397 break;
2398 }
2399 }
2400 close_evalcall_form();
2401 }
2402 }
2403 }
2404 paranoid_free(screen_message);
2405 paranoid_free(raidlist);
2406}
2407
2408
Note: See TracBrowser for help on using the repository browser.