source: MondoRescue/branches/stable/mondo/src/mondorestore/mondo-rstr-tools.c@ 1419

Last change on this file since 1419 was 1419, checked in by Bruno Cornec, 17 years ago

log_msg => mr_msg
  • Property svn:keywords set to Id
File size: 72.4 KB
Line 
1/***************************************************************************
2 * $Id: mondo-rstr-tools.c 1419 2007-05-07 20:50:43Z bruno $
3*/
4
5
6#include <pthread.h>
7#include <unistd.h>
8#include "my-stuff.h"
9#include "mr_mem.h"
10#include "mr_msg.h"
11#include "mr_str.h"
12
13#include "mondostructures.h"
14#include "libmondo.h"
15#include "mr-externs.h"
16#include "mondo-rstr-tools.h"
17
18extern char *bkptype_to_string(t_bkptype bt);
19
20extern bool g_sigpipe_caught;
21extern bool g_ISO_restore_mode; /* are we in Iso Mode? */
22extern bool g_I_have_just_nuked;
23extern char *g_tmpfs_mountpt;
24extern char *g_isodir_device;
25extern char *g_isodir_format;
26extern long g_current_progress, g_maximum_progress;
27extern char *g_biggielist_txt; // where 'biggielist.txt' is stored, on ramdisk / tempdir;
28 // biggielist.txt is the list of big files stored on the
29 // backup media set in question
30extern char *g_filelist_full; // filelist.full.gz is the list of all regular files
31 // (excluding big files) stored on the backup media set
32extern char *g_biggielist_pot; // list of big files which _could_ be restored, if the
33 // user chooses them
34extern char *g_filelist_imagedevs; // list of devices (e.g. /dev/hda1, /dev/sda5) which
35 // were archived as images, not just /dev entries
36 // ... e.g. NTFS, BeOS partitions
37extern char *g_imagedevs_restthese; // of the imagedevs listed in FILELIST_IMAGEDEVS,
38 // restore only these
39extern char *g_mondo_cfg_file; // where m*ndo-restore.cfg (the config file) is stored
40extern char *g_mountlist_fname; // where mountlist.txt (the mountlist file) is stored
41
42extern t_bkptype g_backup_media_type;
43extern char *g_backup_media_string;
44
45extern int g_partition_table_locked_up;
46extern char *MONDO_LOGFILE;
47
48/* Should we use or not extended attributes and acl when restoring */
49char *g_getfattr = NULL;
50char *g_getfacl = NULL;
51
52/**
53 * @addtogroup restoreUtilityGroup
54 * @{
55 */
56/**
57 * Free the malloc()s for the filename variables.
58 */
59void free_MR_global_filenames(void)
60{
61 mr_free(g_biggielist_txt);
62 mr_free(g_filelist_full);
63 mr_free(g_filelist_imagedevs);
64 mr_free(g_imagedevs_restthese);
65 mr_free(g_mondo_cfg_file);
66 mr_free(g_mountlist_fname);
67 mr_free(g_tmpfs_mountpt);
68 mr_free(g_isodir_device);
69 mr_free(g_isodir_format);
70}
71
72
73/**
74 * Ask the user which imagedevs from the list contained in @p infname should
75 * actually be restored.
76 * @param infname The file containing a list of all imagedevs.
77 * @param outfname The location of the output file containing the imagedevs the user wanted to restore.
78 * @ingroup restoreUtilityGroup
79 */
80void ask_about_these_imagedevs(char *infname, char *outfname)
81{
82 FILE *fin = NULL;
83 FILE *fout = NULL;
84 /************************************************************************
85 * allocate memory regions. test and set -sab 16 feb 2003 *
86 ************************************************************************/
87 char *incoming = NULL;
88 char *question = NULL;
89
90 size_t n = 0;
91
92 assert_string_is_neither_NULL_nor_zerolength(infname);
93 assert_string_is_neither_NULL_nor_zerolength(outfname);
94
95 if (!(fin = fopen(infname, "r"))) {
96 fatal_error("Cannot openin infname");
97 }
98 if (!(fout = fopen(outfname, "w"))) {
99 fatal_error("Cannot openin outfname");
100 }
101 for (mr_getline(&incoming, &n, fin);
102 !feof(fin); mr_getline(&incoming, &n, fin)) {
103 mr_strip_spaces(incoming);
104
105 if (incoming[0] == '\0') {
106 continue;
107 }
108
109 mr_asprintf(&question,
110 _("Should I restore the image of %s ?"), incoming);
111
112 if (ask_me_yes_or_no(question)) {
113 fprintf(fout, "%s\n", incoming);
114 }
115 mr_free(question);
116 }
117
118 /*** free memory ***********/
119 mr_free(incoming);
120
121 paranoid_fclose(fout);
122 paranoid_fclose(fin);
123}
124
125/**************************************************************************
126 *ASK_ABOUT_THESE_IMAGEDEVS *
127 **************************************************************************/
128
129
130/**
131 * Extract @c mondo-restore.cfg and @c mountlist.txt from @p ramdisk_fname.
132 * @param bkpinfo The backup information structure. @c tmpdir is the only field used.
133 * @param ramdisk_fname The filename of the @b compressed ramdisk to look in.
134 * @param output_cfg_file Where to put the configuration file extracted.
135 * @param output_mountlist_file Where to put the mountlist file extracted.
136 * @return 0 for success, nonzero for failure.
137 * @ingroup restoreUtilityGroup
138 */
139int
140extract_config_file_from_ramdisk(struct s_bkpinfo *bkpinfo,
141 char *ramdisk_fname,
142 char *output_cfg_file,
143 char *output_mountlist_file)
144{
145 char *mountpt = NULL;
146 char *command = NULL;
147 char *orig_fname = NULL;
148 int retval = 0;
149
150 assert(bkpinfo != NULL);
151 assert_string_is_neither_NULL_nor_zerolength(ramdisk_fname);
152 assert_string_is_neither_NULL_nor_zerolength(output_cfg_file);
153 assert_string_is_neither_NULL_nor_zerolength(output_mountlist_file);
154 mr_asprintf(&mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
155 mr_asprintf(&command, "mkdir -p %s", mountpt);
156 run_program_and_log_output(command, FALSE);
157 mr_free(command);
158
159 mr_asprintf(&command, "gzip -dc %s > %s/mindi.rd 2> /dev/null",
160 ramdisk_fname, bkpinfo->tmpdir);
161 run_program_and_log_output(command, FALSE);
162 mr_free(command);
163
164 mr_asprintf(&command, "umount %s", mountpt);
165 run_program_and_log_output(command, FALSE);
166 mr_free(command);
167
168 mr_asprintf(&command, "mount -o loop %s/mindi.rd -t ext2 %s",
169 bkpinfo->tmpdir, mountpt);
170 run_program_and_log_output(command, FALSE);
171 mr_free(command);
172
173 mr_asprintf(&command, "mkdir -p %s/tmp", bkpinfo->tmpdir);
174 run_program_and_log_output(command, FALSE);
175 mr_free(command);
176
177 mr_asprintf(&command, "cp -f %s/%s %s", // %s/%s becomes {mountpt}/tmp/m*ndo-restore.cfg
178 mountpt, g_mondo_cfg_file, output_cfg_file);
179 run_program_and_log_output(command, FALSE);
180 mr_free(command);
181
182 mr_asprintf(&orig_fname, "%s/%s", mountpt, g_mountlist_fname);
183 if (does_file_exist(orig_fname)) {
184 mr_asprintf(&command, "cp -f %s %s", orig_fname, output_mountlist_file);
185 run_program_and_log_output(command, FALSE);
186 mr_free(command);
187 }
188 mr_asprintf(&command, "umount %s", mountpt);
189 mr_free(mountpt);
190
191 run_program_and_log_output(command, FALSE);
192 mr_free(command);
193
194 if (!does_file_exist(output_cfg_file)
195 || (!does_file_exist(output_mountlist_file)
196 && does_file_exist(orig_fname))) {
197 mr_msg(2, "Failed to extract %s and/or %s from ramdisk",
198 output_cfg_file, output_mountlist_file);
199 retval = 1;
200 } else {
201 retval = 0;
202 }
203 mr_free(orig_fname);
204 return (retval);
205}
206
207
208/**
209 * Keep trying to get mondo-restore.cfg from the archive, until the user gives up.
210 * @param bkpinfo The backup information structure.
211 */
212void get_cfg_file_from_archive_or_bust(struct s_bkpinfo *bkpinfo)
213{
214 while (get_cfg_file_from_archive(bkpinfo)) {
215 if (!ask_me_yes_or_no
216 (_
217 ("Failed to find config file/archives. Choose another source?")))
218 {
219 fatal_error("Could not find config file/archives. Aborting.");
220 }
221 interactively_obtain_media_parameters_from_user(bkpinfo, FALSE);
222 }
223}
224
225
226/**
227 * Determine whether @p list_fname contains a line containing @p f.
228 * @param f The line to search for.
229 * @param list_fname The file to search in.
230 * @param preamble Ignore this beginning part of @p f ("" to disable).
231 * @return TRUE if it's in the list, FALSE if it's not.
232 */
233bool is_file_in_list(char *f, char *list_fname, char *preamble)
234{
235
236 /** needs malloc **/
237 char *command = NULL;
238 char *file = NULL;
239 char *tmp = NULL;
240 int res = 0;
241
242 assert_string_is_neither_NULL_nor_zerolength(f);
243 assert_string_is_neither_NULL_nor_zerolength(list_fname);
244 assert(preamble != NULL);
245
246 if (strncmp(preamble, f, strlen(preamble)) == 0) {
247 mr_asprintf(&file, f + strlen(preamble));
248 } else {
249 mr_asprintf(&file, f);
250 }
251 if (file[0] == '/' && file[1] == '/') {
252 mr_asprintf(&tmp, file);
253 mr_free(file);
254 mr_asprintf(&file, tmp + 1);
255 mr_free(tmp);
256 }
257 mr_msg(2, "Checking to see if f=%s, file=%s, is in the list of biggiefiles",
258 f, file);
259 mr_asprintf(&command, "grep -E '^%s$' %s", file, list_fname);
260 mr_free(file);
261
262 res = run_program_and_log_output(command, FALSE);
263 mr_free(command);
264 if (res) {
265 return (FALSE);
266 } else {
267 return (TRUE);
268 }
269}
270/**************************************************************************
271 *END_IS_FILE_IN_LIST *
272 **************************************************************************/
273
274
275/**
276 * Set up an ISO backup.
277 * @param bkpinfo The backup information structure. Fields used:
278 * - @c bkpinfo->backup_media_type
279 * - @c bkpinfo->disaster_recovery
280 * - @c bkpinfo->isodir
281 * @param nuke_me_please If TRUE, we're in nuke mode; if FALSE we're in interactive mode.
282 * @return 0 for success, nonzero for failure.
283 */
284int iso_fiddly_bits(struct s_bkpinfo *bkpinfo, bool nuke_me_please)
285{
286 char *mount_isodir_command = NULL;
287 char *command = NULL;
288 int retval = 0, i = 0;
289 bool already_mounted = FALSE;
290
291 assert(bkpinfo != NULL);
292
293 g_ISO_restore_mode = TRUE;
294 read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
295 if (bkpinfo->disaster_recovery) {
296 /* Patch Conor Daly 26-june-2004
297 * Don't let this clobber an existing bkpinfo->isodir */
298 if (!bkpinfo->isodir) {
299 mr_allocstr(bkpinfo->isodir, "/tmp/isodir");
300 }
301/* End patch */
302 mr_asprintf(&command, "mkdir -p %s", bkpinfo->isodir);
303 run_program_and_log_output(command, 5);
304 mr_free(command);
305 mr_msg(2, "Setting isodir to %s", bkpinfo->isodir);
306 }
307
308 if (!get_isodir_info
309 (g_isodir_device, g_isodir_format, bkpinfo->isodir,
310 nuke_me_please)) {
311 return (1);
312 }
313 paranoid_system("umount " MNT_CDROM " 2> /dev/null"); /* just in case */
314
315 if (is_this_device_mounted(g_isodir_device)) {
316 log_to_screen(_("WARNING - isodir is already mounted"));
317 already_mounted = TRUE;
318 } else {
319 if (strlen(g_isodir_format) > 1) {
320 mr_asprintf(&mount_isodir_command, "mount %s -t %s -o ro %s", g_isodir_device, g_isodir_format, bkpinfo->isodir);
321 } else {
322 mr_asprintf(&mount_isodir_command, "mount %s -o ro %s", g_isodir_device, bkpinfo->isodir);
323 }
324 run_program_and_log_output("df -m", FALSE);
325 mr_msg(1, "The 'mount' command is '%s'. PLEASE report this command to be if you have problems, ok?",
326 mount_isodir_command);
327 if (run_program_and_log_output(mount_isodir_command, FALSE)) {
328 popup_and_OK
329 (_
330 ("Cannot mount the device where the ISO files are stored."));
331 mr_free(mount_isodir_command);
332 return (1);
333 }
334 mr_free(mount_isodir_command);
335 log_to_screen
336 (_
337 ("I have mounted the device where the ISO files are stored."));
338 }
339 if (!IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
340 mount_cdrom(bkpinfo);
341 }
342 i = what_number_cd_is_this(bkpinfo); /* has the side-effect of calling mount_cdrom() */
343 mr_msg(1, "%s #%d has been mounted via loopback mount",
344 bkpinfo->backup_media_string, i);
345 if (i < 0) {
346 popup_and_OK
347 (_("Cannot find ISO images in the directory you specified."));
348 retval = 1;
349 }
350 mr_msg(2, "%ld: bkpinfo->isodir is now %s", __LINE__,
351 bkpinfo->isodir);
352 return (retval);
353}
354
355
356/**
357 * Kill all Petris processes.
358 */
359void kill_petris(void)
360{
361 char *command = NULL;
362 mr_asprintf(&command,
363 "kill `ps 2> /dev/null | grep petris 2> /dev/null | grep -v grep | cut -d' ' -f2` 2> /dev/null");
364 paranoid_system(command);
365 mr_free(command);
366}
367
368/**************************************************************************
369 *END_KILL_PETRIS *
370 **************************************************************************/
371
372/**
373 * Mount @p device at @p mpt as @p format.
374 * @param device The device (/dev entry) to mount.
375 * @param mpt The directory to mount it on.
376 * @param format The filesystem type of @p device.
377 * @param writeable If TRUE, mount read-write; if FALSE, mount read-only.
378 * @return 0 for success, nonzero for failure.
379 */
380int mount_device(char *device, char *mpt, char *format, bool writeable)
381{
382 int res = 0;
383
384 char *command = NULL;
385 char *mountdir = NULL;
386 char *mountpoint = NULL;
387 char *additional_parameters = NULL;
388
389 assert_string_is_neither_NULL_nor_zerolength(device);
390 assert_string_is_neither_NULL_nor_zerolength(mpt);
391 assert(format != NULL);
392
393 if (!strcmp(mpt, "/1")) {
394 mr_asprintf(&mountpoint, "/");
395 mr_msg(3, "Mommm! SME is being a dildo!");
396 } else {
397 mr_asprintf(&mountpoint, mpt);
398 }
399
400 if (!strcmp(mountpoint, "lvm")) {
401 mr_free(mountpoint);
402 return (0);
403 }
404 if (!strcmp(mountpoint, "image")) {
405 mr_free(mountpoint);
406 return (0);
407 }
408 mr_msg(1, "Mounting device %s ", device);
409 if (writeable) {
410 mr_asprintf(&additional_parameters, "-o rw");
411 } else {
412 mr_asprintf(&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 if (!strcmp(mountpoint, "swap")) {
422 mr_asprintf(&command, "swapon %s", device);
423 } else {
424 if (!strcmp(mountpoint, "/")) {
425 mr_asprintf(&mountdir, MNT_RESTORING);
426 } else {
427 mr_asprintf(&mountdir, "%s%s", MNT_RESTORING, mountpoint);
428 }
429 mr_asprintf(&command, "mkdir -p %s", mountdir);
430 run_program_and_log_output(command, FALSE);
431 mr_free(command);
432
433 mr_asprintf(&command, "mount -t %s %s %s %s 2>> %s", format, device,
434 additional_parameters, mountdir, MONDO_LOGFILE);
435 mr_msg(2, "command='%s'", command);
436 }
437 mr_free(additional_parameters);
438
439 res = run_program_and_log_output(command, TRUE);
440 if (res && (strstr(command, "xattr") || strstr(command, "acl"))) {
441 mr_msg(1, "Re-trying without the fancy extra parameters");
442 mr_free(command);
443
444 mr_asprintf(&command, "mount -t %s %s %s 2>> %s", format, device,
445 mountdir, MONDO_LOGFILE);
446 res = run_program_and_log_output(command, TRUE);
447 }
448 if (res) {
449 mr_msg(1, "Unable to mount device %s (type %s) at %s", device,
450 format, mountdir);
451 mr_msg(1, "command was '%s'", command);
452 if (!strcmp(mountpoint, "swap")) {
453 log_to_screen("Unable to mount device %s (type %s) at %s", device,
454 format, mountdir);
455 } else {
456 mr_msg(2, "Retrying w/o the '-t' switch");
457 mr_free(command);
458
459 mr_asprintf(&command, "mount %s %s 2>> %s", device, mountdir,
460 MONDO_LOGFILE);
461 mr_msg(2, "2nd command = '%s'", command);
462 res = run_program_and_log_output(command, TRUE);
463 if (res == 0) {
464 mr_msg(1,
465 "That's OK. I called mount w/o a filesystem type and it worked fine in the end.");
466 }
467 }
468 }
469 mr_free(command);
470 mr_free(mountdir);
471
472 if (res && !strcmp(mountpoint, "swap")) {
473 mr_msg(2, "That's ok. It's just a swap partition.");
474 mr_msg(2, "Non-fatal error. Returning 0.");
475 res = 0;
476 }
477 mr_free(mountpoint);
478
479 return (res);
480}
481/**************************************************************************
482 *END_MOUNT_DEVICE *
483 **************************************************************************/
484
485
486/**
487 * Mount all devices in @p p_external_copy_of_mountlist on @p MNT_RESTORING.
488 * @param p_external_copy_of_mountlist The mountlist containing devices to be mounted.
489 * @param writeable If TRUE, then mount read-write; if FALSE mount read-only.
490 * @return The number of errors encountered (0 for success).
491 */
492int mount_all_devices(struct mountlist_itself
493 *p_external_copy_of_mountlist, bool writeable)
494{
495 int retval = 0;
496 int lino = 0;
497 int res = 0;
498 char *tmp = NULL;
499 char *these_failed = NULL;
500 char *format = NULL;
501 struct mountlist_itself *mountlist = NULL;
502
503 assert(p_external_copy_of_mountlist != NULL);
504 mountlist = (struct mountlist_itself *)mr_malloc(sizeof(struct mountlist_itself));
505 memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
506 sizeof(struct mountlist_itself));
507 sort_mountlist_by_mountpoint(mountlist, 0);
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 for (lino = 0; lino < mountlist->entries; lino++) {
516 if (!strcmp(mountlist->el[lino].device, "/proc")) {
517 mr_msg(1,
518 "Again with the /proc - why is this in your mountlist?");
519 } else if (is_this_device_mounted(mountlist->el[lino].device)) {
520 log_to_screen(_("%s is already mounted"),
521 mountlist->el[lino].device);
522 } else if (strcmp(mountlist->el[lino].mountpoint, "none")
523 && strcmp(mountlist->el[lino].mountpoint, "lvm")
524 && strcmp(mountlist->el[lino].mountpoint, "raid")
525 && strcmp(mountlist->el[lino].mountpoint, "image")) {
526 mr_asprintf(&tmp, "Mounting %s", mountlist->el[lino].device);
527 update_progress_form(tmp);
528 mr_free(tmp);
529
530 mr_asprintf(&format, mountlist->el[lino].format);
531 if (!strcmp(format, "ext3")) {
532 mr_free(format);
533 mr_asprintf(&format, "ext2");
534 }
535 res = mount_device(mountlist->el[lino].device,
536 mountlist->el[lino].mountpoint,
537 format, writeable);
538 retval += res;
539 if (res) {
540 if (these_failed != NULL) { /* not the first time */
541 mr_strcat(these_failed, " %s", mountlist->el[lino].device);
542 } else { /* The first time */
543 mr_asprintf(&these_failed, "%s", mountlist->el[lino].device);
544 }
545 }
546 mr_free(format);
547 }
548 g_current_progress++;
549 }
550 close_progress_form();
551 run_program_and_log_output("df -m", TRUE);
552 if (retval) {
553 if (g_partition_table_locked_up > 0) {
554 log_to_screen
555 (_
556 ("fdisk's ioctl() call to refresh its copy of the partition table causes the kernel to"));
557 log_to_screen(_
558 ("lock up the partition table. You might have to reboot and use Interactive Mode to"));
559 log_to_screen(_
560 ("format and restore *without* partitioning first. Sorry for the inconvenience."));
561 }
562 mr_asprintf(&tmp, _("Could not mount devices %s- shall I abort?"),
563 these_failed);
564 mr_free(these_failed);
565
566 if (!ask_me_yes_or_no(tmp)) {
567 retval = 0;
568 log_to_screen
569 (_
570 ("Continuing, although some devices failed to be mounted"));
571 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
572 } else {
573 mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
574 log_to_screen
575 (_("Unable to mount some or all of your partitions."));
576 }
577 mr_free(tmp);
578 } else {
579 log_to_screen(_("All partitions were mounted OK."));
580 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
581 }
582 run_program_and_log_output("df -m", 3);
583 mr_free(mountlist);
584 return (retval);
585}
586 /**************************************************************************
587 *END_MOUNT_ALL_DEVICES *
588 **************************************************************************/
589
590
591/**
592 * Mount the CD-ROM device at /mnt/cdrom.
593 * @param bkpinfo The backup information structure. Fields used:
594 * - @c bkpinfo->backup_media_type
595 * - @c bkpinfo->disaster_recovery
596 * - @c bkpinfo->isodir
597 * - @c bkpinfo->media_device
598 * @return 0 for success, nonzero for failure.
599 */
600int mount_cdrom(struct s_bkpinfo *bkpinfo)
601{
602 char *mount_cmd = NULL;
603 int i = 0, res = 0;
604#ifdef __FreeBSD__
605 char *mddev = NULL;
606#endif
607
608 assert(bkpinfo != NULL);
609
610 if (bkpinfo->backup_media_type == tape
611 || bkpinfo->backup_media_type == udev) {
612 mr_msg(8, "Tape/udev. Therefore, no need to mount CDROM.");
613 return 0;
614 }
615
616 if (!run_program_and_log_output("mount | grep -F " MNT_CDROM, FALSE)) {
617 mr_msg(2, "mount_cdrom() - CD already mounted. Fair enough.");
618 return (0);
619 }
620
621 if (bkpinfo->backup_media_type == nfs) {
622 mr_msg(2, "Mounting for NFS thingy");
623 mr_msg(2, "isodir = %s", bkpinfo->isodir);
624 if ((!bkpinfo->isodir[0] || !strcmp(bkpinfo->isodir, "/"))
625 && am_I_in_disaster_recovery_mode()) {
626 strcpy(bkpinfo->isodir, "/tmp/isodir");
627 mr_msg(1, "isodir is being set to %s", bkpinfo->isodir);
628 }
629#ifdef __FreeBSD__
630 mr_asprintf(&mount_cmd, "/mnt/isodir/%s/%s/%s-%d.iso", bkpinfo->isodir,
631 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
632 g_current_media_number);
633 mddev = make_vn(mount_cmd);
634 mr_free(mount_cmd);
635
636 mr_asprintf(&mount_cmd, "mount_cd9660 -r %s " MNT_CDROM, mddev);
637 mr_free(mddev);
638#else
639 mr_asprintf(&mount_cmd,
640 "mount %s/%s/%s-%d.iso -t iso9660 -o loop,ro %s",
641 bkpinfo->isodir, bkpinfo->nfs_remote_dir, bkpinfo->prefix,
642 g_current_media_number, MNT_CDROM);
643#endif
644
645 } else if (bkpinfo->backup_media_type == iso) {
646#ifdef __FreeBSD__
647 mr_asprintf(&mount_cmd, "%s/%s-%d.iso", bkpinfo->isodir,
648 bkpinfo->prefix, g_current_media_number);
649 mddev = make_vn(mount_cmd);
650 mr_free(mount_cmd);
651
652 mr_asprintf(&mount_cmd, "mount_cd9660 -r %s %s", mddev, MNT_CDROM);
653 mr_free(mddev);
654#else
655 mr_asprintf(&mount_cmd, "mount %s/%s-%d.iso -t iso9660 -o loop,ro %s",
656 bkpinfo->isodir, bkpinfo->prefix, g_current_media_number,
657 MNT_CDROM);
658#endif
659 } else if (strstr(bkpinfo->media_device, "/dev/"))
660#ifdef __FreeBSD__
661 {
662 mr_asprintf(&mount_cmd, "mount_cd9660 -r %s %s", bkpinfo->media_device,
663 MNT_CDROM);
664 }
665#else
666 {
667 mr_asprintf(&mount_cmd, "mount %s -t iso9660 -o ro %s",
668 bkpinfo->media_device, MNT_CDROM);
669 }
670#endif
671
672 else {
673 if (bkpinfo->disaster_recovery
674 && does_file_exist("/tmp/CDROM-LIVES-HERE")) {
675 strcpy(bkpinfo->media_device,
676 last_line_of_file("/tmp/CDROM-LIVES-HERE"));
677 } else {
678 find_cdrom_device(bkpinfo->media_device, TRUE);
679 }
680
681#ifdef __FreeBSD__
682 mr_asprintf(&mount_cmd, "mount_cd9660 -r %s %s", bkpinfo->media_device,
683 MNT_CDROM);
684#else
685 mr_asprintf(&mount_cmd, "mount %s -t iso9660 -o ro %s",
686 bkpinfo->media_device, MNT_CDROM);
687#endif
688
689 }
690 mr_msg(2, "(mount_cdrom) --- command = %s", mount_cmd);
691 for (i = 0; i < 2; i++) {
692 res = run_program_and_log_output(mount_cmd, FALSE);
693 if (!res) {
694 break;
695 } else {
696 mr_msg(2, "Failed to mount CD-ROM drive.");
697 sleep(5);
698 run_program_and_log_output("sync", FALSE);
699 }
700 }
701 mr_free(mount_cmd);
702
703 if (res) {
704 mr_msg(2, "Failed, despite %d attempts", i);
705 } else {
706 mr_msg(2, "Mounted CD-ROM drive OK");
707 }
708 return (res);
709}
710/**************************************************************************
711 *END_MOUNT_CDROM *
712 **************************************************************************/
713
714
715/**
716 * Fix some miscellaneous things in the filesystem so the system will come
717 * up correctly on the first boot.
718 */
719void protect_against_braindead_sysadmins()
720{
721 run_program_and_log_output("touch " MNT_RESTORING "/var/log/pacct",
722 FALSE);
723 run_program_and_log_output("touch " MNT_RESTORING "/var/account/pacct",
724 FALSE);
725 if (run_program_and_log_output("ls " MNT_RESTORING " /tmp", FALSE)) {
726 run_program_and_log_output("chmod 1777 " MNT_RESTORING "/tmp",
727 FALSE);
728 }
729 run_program_and_log_output("mkdir -p " MNT_RESTORING
730 "/var/run/console", FALSE);
731 run_program_and_log_output("chmod 777 " MNT_RESTORING "/dev/null",
732 FALSE);
733 run_program_and_log_output("cd " MNT_RESTORING
734 "; 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",
735 TRUE);
736 run_program_and_log_output("rm -f " MNT_RESTORING "/var/run/*.pid",
737 TRUE);
738 run_program_and_log_output("rm -f " MNT_RESTORING "/var/lock/subsys/*",
739 TRUE);
740}
741/**************************************************************************
742 *END_PROTECT_AGAINST_BRAINDEAD_SYSADMINS *
743 **************************************************************************/
744
745
746/**
747 * Fill out @p bkpinfo based on @p cfg_file.
748 * @param cfg_file The mondo-restore.cfg file to read into @p bkpinfo.
749 * @param bkpinfo The backup information structure to fill out with information
750 * from @p cfg_file.
751 * @return 0 for success, nonzero for failure.
752 */
753int read_cfg_file_into_bkpinfo(char *cfgf, struct s_bkpinfo *bkpinfo)
754{
755 char *value = NULL;
756 char *tmp = NULL;
757 char *envtmp1 = NULL;
758 char *envtmp2 = NULL;
759 char *command = NULL;
760 char *iso_mnt = NULL;
761 char *iso_path = NULL;
762 char *old_isodir = NULL;
763 char *cfg_file = NULL;
764 t_bkptype media_specified_by_user;
765
766 malloc_string(value);
767 assert(bkpinfo != NULL);
768
769 if (!cfgf) {
770 cfg_file = g_mondo_cfg_file;
771 } else {
772 cfg_file = cfgf;
773 }
774
775 media_specified_by_user = bkpinfo->backup_media_type; // or 'none', if not specified
776
777 if (0 == read_cfg_var(cfg_file, "backup-media-type", value)) {
778 if (!strcmp(value, "cdstream")) {
779 bkpinfo->backup_media_type = cdstream;
780 } else if (!strcmp(value, "cdr")) {
781 bkpinfo->backup_media_type = cdr;
782 } else if (!strcmp(value, "cdrw")) {
783 bkpinfo->backup_media_type = cdrw;
784 } else if (!strcmp(value, "dvd")) {
785 bkpinfo->backup_media_type = dvd;
786 } else if (!strcmp(value, "iso")) {
787 // Patch by Conor Daly - 2004/07/12
788 bkpinfo->backup_media_type = iso;
789 if (am_I_in_disaster_recovery_mode()) {
790 /* Check to see if CD is already mounted before mounting it... */
791 if (!is_this_device_mounted("/dev/cdrom")) {
792 mr_msg(2,
793 "NB: CDROM device not mounted, mounting...");
794 run_program_and_log_output("mount /dev/cdrom "
795 MNT_CDROM, 1);
796 }
797 if (does_file_exist(MNT_CDROM "/archives/filelist.0")) {
798 bkpinfo->backup_media_type = cdr;
799 run_program_and_log_output("umount " MNT_CDROM, 1);
800 log_it
801 ("Re-jigging configuration AGAIN. CD-R, not ISO.");
802 }
803 }
804 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
805 strcpy(bkpinfo->prefix,value);
806 } else {
807 strcpy(bkpinfo->prefix,STD_PREFIX);
808 }
809 } else if (!strcmp(value, "nfs")) {
810 bkpinfo->backup_media_type = nfs;
811 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
812 strcpy(bkpinfo->prefix,value);
813 } else {
814 strcpy(bkpinfo->prefix,STD_PREFIX);
815 }
816 if (strstr(call_program_and_get_last_line_of_output
817 ("cat /proc/cmdline"), "pxe")) {
818 /* We need to override prefix value in PXE mode as it's
819 * already done in start-nfs */
820 envtmp1 = getenv("imgname");
821 if (envtmp1 == NULL) {
822 fatal_error("no imgname variable in environment");
823 }
824 strcpy(bkpinfo->prefix,envtmp1);
825 }
826
827 } else if (!strcmp(value, "tape")) {
828 bkpinfo->backup_media_type = tape;
829 } else if (!strcmp(value, "udev")) {
830 bkpinfo->backup_media_type = udev;
831 } else {
832 fatal_error("UNKNOWN bkp-media-type");
833 }
834 } else {
835 fatal_error("backup-media-type not specified!");
836 }
837 if (bkpinfo->disaster_recovery) {
838 if (bkpinfo->backup_media_type == cdstream) {
839 strcpy(bkpinfo->media_device, "/dev/cdrom");
840 bkpinfo->media_size = (long)1999*1024;
841 bkpinfo->media_size = (long)650; /* good guess */
842 } else if (bkpinfo->backup_media_type == tape
843 || bkpinfo->backup_media_type == udev) {
844 if (read_cfg_var(cfg_file, "media-dev", value)) {
845 fatal_error("Cannot get tape device name from cfg file");
846 }
847 strcpy(bkpinfo->media_device, value);
848 read_cfg_var(cfg_file, "media-size", value);
849 bkpinfo->media_size = atol(value);
850 mr_msg(2, "Backup medium is TAPE --- dev=%s",
851 bkpinfo->media_device);
852 } else {
853 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* we don't really need this var */
854 bkpinfo->media_size = (long)1999*1024; /* 650, probably, but we don't need this var anyway */
855 bkpinfo->media_size = (long)1999*1024; /* 650, probably, but we don't need this var anyway */
856 mr_msg(2, "Backup medium is CD-R[W]");
857 }
858 } else {
859 mr_msg(2,
860 "Not in Disaster Recovery Mode. No need to derive device name from config file.");
861 }
862
863 read_cfg_var(cfg_file, "use-star", value);
864 if (strstr(value, "yes")) {
865 bkpinfo->use_star = TRUE;
866 mr_msg(1, "Goody! ... bkpinfo->use_star is now true.");
867 }
868
869 read_cfg_var(cfg_file, "acl", value);
870 if (strstr(value, "yes")) {
871 mr_asprintf(&g_getfacl,"setfacl");
872 mr_msg(1, "We will restore ACLs");
873 if (! find_home_of_exe("setfacl")) {
874 mr_msg(1, "Unable to restore ACLs as no setfacl found");
875 }
876 }
877 read_cfg_var(cfg_file, "xattr", value);
878 if (strstr(value, "yes")) {
879 mr_asprintf(&g_getfattr,"setfattr");
880 mr_msg(1, "We will restore XATTRs");
881 if (! find_home_of_exe("setfattr")) {
882 mr_msg(1, "Unable to restore XATTRs as no setfattr found");
883 }
884 }
885
886 if (0 == read_cfg_var(cfg_file, "internal-tape-block-size", value)) {
887 bkpinfo->internal_tape_block_size = atol(value);
888 mr_msg(1, "Internal tape block size has been custom-set to %ld",
889 bkpinfo->internal_tape_block_size);
890 } else {
891 bkpinfo->internal_tape_block_size =
892 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
893 mr_msg(1, "Internal tape block size = default (%ld)",
894 DEFAULT_INTERNAL_TAPE_BLOCK_SIZE);
895 }
896
897 read_cfg_var(cfg_file, "use-lzo", value);
898 if (strstr(value, "yes")) {
899 bkpinfo->use_lzo = TRUE;
900 bkpinfo->use_gzip = FALSE;
901 strcpy(bkpinfo->zip_exe, "lzop");
902 strcpy(bkpinfo->zip_suffix, "lzo");
903 } else {
904 read_cfg_var(cfg_file, "use-gzip", value);
905 if (strstr(value, "yes")) {
906 bkpinfo->use_lzo = FALSE;
907 bkpinfo->use_gzip = TRUE;
908 strcpy(bkpinfo->zip_exe, "gzip");
909 strcpy(bkpinfo->zip_suffix, "gz");
910 } else {
911 read_cfg_var(cfg_file, "use-comp", value);
912 if (strstr(value, "yes")) {
913 bkpinfo->use_lzo = FALSE;
914 bkpinfo->use_gzip = FALSE;
915 strcpy(bkpinfo->zip_exe, "bzip2");
916 strcpy(bkpinfo->zip_suffix, "bz2");
917 } else {
918 bkpinfo->zip_exe[0] = bkpinfo->zip_suffix[0] = '\0';
919 }
920 }
921 }
922
923 value[0] = '\0';
924 read_cfg_var(cfg_file, "differential", value);
925 if (!strcmp(value, "yes") || !strcmp(value, "1")) {
926 bkpinfo->differential = TRUE;
927 }
928 mr_msg(2, "differential var = '%s'", value);
929 if (bkpinfo->differential) {
930 mr_msg(2, "THIS IS A DIFFERENTIAL BACKUP");
931 } else {
932 mr_msg(2, "This is a regular (full) backup");
933 }
934
935 read_cfg_var(g_mondo_cfg_file, "please-dont-eject", tmp);
936 if (tmp[0]
937 ||
938 strstr(call_program_and_get_last_line_of_output
939 ("cat /proc/cmdline"), "donteject")) {
940 bkpinfo->please_dont_eject = TRUE;
941 mr_msg(2, "Ok, I shan't eject when restoring! Groovy.");
942 }
943
944 if (bkpinfo->backup_media_type == nfs) {
945 if (!cfgf) {
946 mr_msg(2, "nfs_mount remains %s", bkpinfo->nfs_mount);
947 mr_msg(2, "nfs_remote_dir remains %s",
948 bkpinfo->nfs_remote_dir);
949 mr_msg(2,
950 "...cos it wouldn't make sense to abandon the values that GOT ME to this config file in the first place");
951 } else {
952 read_cfg_var(g_mondo_cfg_file, "nfs-server-mount",
953 bkpinfo->nfs_mount);
954 read_cfg_var(g_mondo_cfg_file, "nfs-server-path",
955 bkpinfo->nfs_remote_dir);
956 mr_msg(2, "nfs_mount is %s", bkpinfo->nfs_mount);
957 mr_msg(2, "nfs_remote_dir is %s", bkpinfo->nfs_remote_dir);
958 }
959 if (strstr(call_program_and_get_last_line_of_output
960 ("cat /proc/cmdline"), "pxe")) {
961 /* We need to override values in PXE mode as it's
962 * already done in start-nfs */
963 envtmp1 = getenv("nfsmount");
964 if (envtmp1 == NULL) {
965 fatal_error("no nfsmount variable in environment");
966 }
967 envtmp2 = getenv("dirimg");
968 if (envtmp2 == NULL) {
969 fatal_error("no dirimg variable in environment");
970 }
971 strcpy(bkpinfo->nfs_mount,envtmp1);
972 strcpy(bkpinfo->nfs_remote_dir,envtmp2);
973 }
974 } else if (bkpinfo->backup_media_type == iso) {
975 /* Patch by Conor Daly 23-june-2004
976 * to correctly mount iso-dev and set a sensible
977 * isodir in disaster recovery mode
978 */
979 mr_asprintf(&old_isodir, bkpinfo->isodir);
980 read_cfg_var(g_mondo_cfg_file, "iso-mnt", iso_mnt);
981 read_cfg_var(g_mondo_cfg_file, "isodir", iso_path);
982 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
983 if (!bkpinfo->isodir[0]) {
984 strcpy(bkpinfo->isodir, old_isodir);
985 }
986 if (!bkpinfo->disaster_recovery) {
987 if (strcmp(old_isodir, bkpinfo->isodir)) {
988 log_it
989 ("user nominated isodir differs from archive, keeping user's choice: %s %s\n",
990 old_isodir, bkpinfo->isodir);
991 strcpy(bkpinfo->isodir, old_isodir);
992 }
993 }
994 mr_free(old_isodir);
995
996 read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
997 mr_msg(2, "isodir=%s; iso-dev=%s", bkpinfo->isodir, g_isodir_device);
998 if (bkpinfo->disaster_recovery) {
999 if (is_this_device_mounted(g_isodir_device)) {
1000 mr_msg(2, "NB: isodir is already mounted");
1001 /* Find out where it's mounted */
1002 mr_asprintf(&command,
1003 "mount | grep -E '^%s' | tail -n1 | cut -d' ' -f3",
1004 g_isodir_device);
1005 log_it("command = %s", command);
1006 mr_asprintf(&iso_mnt, "%s",
1007 call_program_and_get_last_line_of_output(command));
1008 log_it("res of it = %s", iso_mnt);
1009 } else {
1010 mr_asprintf(&iso_mnt, "/tmp/isodir");
1011 mr_asprintf(&tmp, "mkdir -p %s", iso_mnt);
1012 run_program_and_log_output(tmp, 5);
1013 mr_free(tmp);
1014
1015 mr_asprintf(&tmp, "mount %s %s", g_isodir_device, iso_mnt);
1016 if (run_program_and_log_output(tmp, 3)) {
1017 mr_msg(1,
1018 "Unable to mount isodir. Perhaps this is really a CD backup?");
1019 bkpinfo->backup_media_type = cdr;
1020 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* superfluous */
1021 bkpinfo->isodir[0] = '\0';
1022 mr_free(iso_mnt);
1023 mr_free(iso_path);
1024 mr_asprintf(&iso_mnt, "");
1025 mr_asprintf(&iso_path, "");
1026 if (mount_cdrom(bkpinfo)) {
1027 fatal_error
1028 ("Unable to mount isodir. Failed to mount CD-ROM as well.");
1029 } else {
1030 mr_msg(1,
1031 "You backed up to disk, then burned some CDs.");
1032 }
1033 }
1034 mr_free(tmp);
1035 }
1036 /* bkpinfo->isodir should now be the true path to prefix-1.iso etc... */
1037 if (bkpinfo->backup_media_type == iso) {
1038 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
1039 }
1040 mr_free(iso_mnt);
1041 mr_free(iso_path);
1042 }
1043 }
1044
1045 if (media_specified_by_user != none) {
1046 if (g_restoring_live_from_cd) {
1047 if (bkpinfo->backup_media_type != media_specified_by_user) {
1048 mr_msg(2,
1049 "bkpinfo->backup_media_type != media_specified_by_user, so I'd better ask :)");
1050 interactively_obtain_media_parameters_from_user(bkpinfo, FALSE);
1051 media_specified_by_user = bkpinfo->backup_media_type;
1052 get_cfg_file_from_archive(bkpinfo);
1053 }
1054 }
1055 bkpinfo->backup_media_type = media_specified_by_user;
1056 }
1057 g_backup_media_type = bkpinfo->backup_media_type;
1058 strcpy(bkpinfo->backup_media_string, bkptype_to_string(bkpinfo->backup_media_type));
1059 strcpy(g_backup_media_string, bkpinfo->backup_media_string);
1060 mr_free(value);
1061 return (0);
1062}
1063/**************************************************************************
1064 *END_READ_CFG_FILE_INTO_BKPINFO *
1065 **************************************************************************/
1066
1067
1068/**
1069 * Allow the user to edit the filelist and biggielist.
1070 * The filelist is unlinked after it is read.
1071 * @param bkpinfo The backup information structure. Fields used:
1072 * - @c bkpinfo->backup_media_type
1073 * - @c bkpinfo->isodir
1074 * - @c bkpinfo->media_device
1075 * - @c bkpinfo->tmpdir
1076 * @return The filelist structure containing the information read from disk.
1077 */
1078struct
1079s_node *process_filelist_and_biggielist(struct s_bkpinfo *bkpinfo)
1080{
1081 struct s_node *filelist = NULL;
1082
1083 char *command = NULL;
1084 char *tmp = NULL;
1085 int res = 0;
1086 size_t n = 0;
1087 pid_t pid;
1088
1089 assert(bkpinfo != NULL);
1090 malloc_string(tmp);
1091
1092 if (does_file_exist(g_filelist_full)
1093 && does_file_exist(g_biggielist_txt)) {
1094 mr_msg(1, "%s exists", g_filelist_full);
1095 mr_msg(1, "%s exists", g_biggielist_txt);
1096 mr_msg(2,
1097 "Filelist and biggielist already recovered from media. Yay!");
1098 } else {
1099 getcwd(tmp, MAX_STR_LEN);
1100 chdir(bkpinfo->tmpdir);
1101 mr_msg(1, "chdir(%s)", bkpinfo->tmpdir);
1102 log_to_screen("Extracting filelist and biggielist from media...");
1103 unlink("/tmp/filelist.full");
1104 unlink("/" FILELIST_FULL_STUB);
1105 unlink("/tmp/i-want-my-lvm");
1106 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1107 mr_asprintf(&command,
1108 "tar -b %ld -zxf %s %s %s %s %s %s",
1109 bkpinfo->internal_tape_block_size,
1110 bkpinfo->media_device,
1111 MOUNTLIST_FNAME_STUB,
1112 BIGGIELIST_TXT_STUB,
1113 FILELIST_FULL_STUB,
1114 "tmp/i-want-my-lvm", MONDO_CFG_FILE_STUB);
1115 mr_msg(1, "tarcommand = %s", command);
1116 run_program_and_log_output(command, 1);
1117 mr_free(command);
1118 } else {
1119 mr_msg(2,
1120 "Calling insist_on_this_cd_number; bkpinfo->isodir=%s",
1121 bkpinfo->isodir);
1122 insist_on_this_cd_number(bkpinfo, 1);
1123 mr_msg(2, "Back from iotcn");
1124 run_program_and_log_output("mount", 1);
1125 mr_asprintf(&command,
1126 "tar -zxf %s/images/all.tar.gz %s %s %s %s %s",
1127 MNT_CDROM,
1128 MOUNTLIST_FNAME_STUB,
1129 BIGGIELIST_TXT_STUB,
1130 FILELIST_FULL_STUB,
1131 "tmp/i-want-my-lvm", MONDO_CFG_FILE_STUB);
1132
1133 mr_msg(1, "tarcommand = %s", command);
1134 run_program_and_log_output(command, 1);
1135 mr_free(command);
1136
1137 if (!does_file_exist(BIGGIELIST_TXT_STUB)) {
1138 fatal_error
1139 ("all.tar.gz did not include tmp/biggielist.txt");
1140 }
1141 if (!does_file_exist(FILELIST_FULL_STUB)) {
1142 fatal_error
1143 ("all.tar.gz did not include tmp/filelist.full.gz");
1144 }
1145 }
1146 mr_asprintf(&command, "cp -f %s %s", MONDO_CFG_FILE_STUB,
1147 g_mondo_cfg_file);
1148 run_program_and_log_output(command, FALSE);
1149 mr_free(command);
1150
1151 mr_asprintf(&command, "cp -f %s/%s %s", bkpinfo->tmpdir,
1152 BIGGIELIST_TXT_STUB, g_biggielist_txt);
1153 mr_msg(1, "command = %s", command);
1154 paranoid_system(command);
1155 mr_free(command);
1156
1157 mr_asprintf(&command, "ln -sf %s/%s %s", bkpinfo->tmpdir,
1158 FILELIST_FULL_STUB, g_filelist_full);
1159 mr_msg(1, "command = %s", command);
1160 paranoid_system(command);
1161 mr_free(command);
1162 }
1163
1164 if (am_I_in_disaster_recovery_mode()
1165 &&
1166 ask_me_yes_or_no(_
1167 ("Do you want to retrieve the mountlist as well?")))
1168 {
1169 mr_asprintf(&command, "ln -sf %s/%s /tmp", MOUNTLIST_FNAME_STUB,
1170 bkpinfo->tmpdir);
1171 paranoid_system(command);
1172 mr_free(command);
1173 }
1174
1175 chdir(tmp);
1176 mr_free(tmp);
1177
1178 if (!does_file_exist(g_biggielist_txt)) {
1179 mr_msg(1, "Warning - %s not found", g_biggielist_txt);
1180 }
1181 if (!does_file_exist(g_filelist_full)) {
1182 mr_msg(1, "Warning - %s does not exist", g_filelist_full);
1183 }
1184
1185 mr_msg(2, "Forking");
1186 pid = fork();
1187 switch (pid) {
1188 case -1:
1189 fatal_error("Forking error");
1190 break;
1191
1192 case 0:
1193 log_to_screen(_("Pre-processing filelist"));
1194 if (!does_file_exist(g_biggielist_txt)) {
1195 mr_asprintf(&command, "echo -n > %s", g_biggielist_txt);
1196 paranoid_system(command);
1197 mr_free(command);
1198 }
1199 mr_asprintf(&command, "grep -E '^/dev/.*' %s > %s",
1200 g_biggielist_txt, g_filelist_imagedevs);
1201 paranoid_system(command);
1202 mr_free(command);
1203 exit(0);
1204 break;
1205
1206 default:
1207 open_evalcall_form(_("Pre-processing filelist"));
1208 while (!waitpid(pid, (int *) 0, WNOHANG)) {
1209 usleep(100000);
1210 update_evalcall_form(0);
1211 }
1212 }
1213 close_evalcall_form();
1214
1215 mr_msg(3, "loading filelist");
1216 filelist = load_filelist(g_filelist_full);
1217 mr_msg(3, "deleting original filelist");
1218 unlink(g_filelist_full);
1219 if (g_text_mode) {
1220 printf(_("Restore which directory? --> "));
1221 mr_getline(&tmp, &n, stdin);
1222 toggle_path_selection(filelist, tmp, TRUE);
1223 if (strlen(tmp) == 0) {
1224 res = 1;
1225 } else {
1226 res = 0;
1227 }
1228 mr_free(tmp);
1229 } else {
1230 res = edit_filelist(filelist);
1231 }
1232 if (res) {
1233 mr_msg(2, "User hit 'cancel'. Freeing filelist and aborting.");
1234 free_filelist(filelist);
1235 return (NULL);
1236 }
1237 ask_about_these_imagedevs(g_filelist_imagedevs, g_imagedevs_restthese);
1238 close_evalcall_form();
1239
1240 // NB: It's not necessary to add g_biggielist_txt to the filelist.full
1241 // file. The filelist.full file already contains the filename of EVERY
1242 // file backed up - regular and biggie files.
1243
1244 // However, we do want to make sure the imagedevs selected by the user
1245 // are flagged for restoring.
1246 if (length_of_file(g_imagedevs_restthese) > 2) {
1247 add_list_of_files_to_filelist(filelist, g_imagedevs_restthese,
1248 TRUE);
1249 }
1250 return (filelist);
1251}
1252/**************************************************************************
1253 *END_ PROCESS_FILELIST_AND_BIGGIELIST *
1254 **************************************************************************/
1255
1256
1257/**
1258 * Make a backup copy of <tt>path_root</tt>/<tt>filename</tt>.
1259 * The backup filename is the filename of the original with ".pristine" added.
1260 * @param path_root The place where the filesystem is mounted (e.g. MNT_RESTORING).
1261 * @param filename The filename (absolute path) within @p path_root.
1262 * @return 0 for success, nonzero for failure.
1263 */
1264int backup_crucial_file(char *path_root, char *filename)
1265{
1266 char *command = NULL;
1267 int res = 0;
1268
1269 assert(path_root != NULL);
1270 assert_string_is_neither_NULL_nor_zerolength(filename);
1271
1272 mr_asprintf(&command, "cp -f %s/%s %s/%s.pristine", path_root, filename,path_root, filename);
1273 res = run_program_and_log_output(command, 5);
1274 mr_free(command);
1275 return (res);
1276}
1277
1278
1279/**
1280 * Install the user's boot loader in the MBR.
1281 * Currently LILO, ELILO, GRUB, RAW (dd of MBR), and the FreeBSD bootloader are supported.
1282 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1283 * @return 0 for success, nonzero for failure.
1284 */
1285int run_boot_loader(bool offer_to_hack_scripts)
1286{
1287 int res = 0;
1288 int retval = 0;
1289
1290 char *device = NULL;
1291#ifdef __FreeBSD__
1292 char *tmp = NULL;
1293#endif
1294 char *name = NULL;
1295
1296 malloc_string(device);
1297 malloc_string(name);
1298 backup_crucial_file(MNT_RESTORING, "/etc/fstab");
1299 backup_crucial_file(MNT_RESTORING, "/etc/grub.conf");
1300 backup_crucial_file(MNT_RESTORING, "/etc/lilo.conf");
1301 backup_crucial_file(MNT_RESTORING, "/etc/elilo.conf");
1302 read_cfg_var(g_mondo_cfg_file, "bootloader.device", device);
1303 read_cfg_var(g_mondo_cfg_file, "bootloader.name", name);
1304 mr_msg(2, "run_boot_loader: device='%s', name='%s'", device, name);
1305 sync();
1306 if (!strcmp(name, "LILO")) {
1307 res = run_lilo(offer_to_hack_scripts);
1308 } else if (!strcmp(name, "ELILO")) {
1309 res = run_elilo(offer_to_hack_scripts);
1310 } else if (!strcmp(name, "GRUB")) {
1311 res = run_grub(offer_to_hack_scripts, device);
1312 } else if (!strcmp(name, "RAW")) {
1313 res = run_raw_mbr(offer_to_hack_scripts, device);
1314 }
1315#ifdef __FreeBSD__
1316 else if (!strcmp(name, "BOOT0")) {
1317 mr_asprintf(&tmp, "boot0cfg -B %s", device);
1318 res = run_program_and_log_output(tmp, FALSE);
1319 mr_free(tmp);
1320 } else {
1321 mr_asprintf(&tmp, "ls /dev | grep -Eq '^%ss[1-4].*$'", device);
1322 if (!system(tmp)) {
1323 mr_free(tmp);
1324 mr_asprintf(&tmp, MNT_RESTORING "/sbin/fdisk -B %s", device);
1325 res = run_program_and_log_output(tmp, 3);
1326 } else {
1327 mr_msg(1,
1328 "I'm not running any boot loader. You have a DD boot drive. It's already loaded up.");
1329 }
1330 mr_free(tmp);
1331 }
1332#else
1333 else {
1334 log_to_screen
1335 (_
1336 ("Unable to determine type of boot loader. Defaulting to LILO."));
1337 res = run_lilo(offer_to_hack_scripts);
1338 }
1339#endif
1340 mr_free(device);
1341 mr_free(name);
1342
1343 retval += res;
1344 if (res) {
1345 log_to_screen(_("Your boot loader returned an error"));
1346 } else {
1347 log_to_screen(_("Your boot loader ran OK"));
1348 }
1349 return (retval);
1350}
1351/**************************************************************************
1352 *END_ RUN_BOOT_LOADER *
1353 **************************************************************************/
1354
1355
1356/**
1357 * Attempt to find the user's editor.
1358 * @return The editor found ("vi" if none could be found).
1359 * @note The returned string points to static storage that will be overwritten with each call.
1360 */
1361char *find_my_editor(void)
1362{
1363 static char output[MAX_STR_LEN];
1364 char *p;
1365
1366 if ((p = getenv("EDITOR")) != NULL) {
1367 strcpy(output, p);
1368 }
1369 if (find_home_of_exe("pico")) {
1370 strcpy(output, "pico");
1371 } else if (find_home_of_exe("nano")) {
1372 strcpy(output, "nano");
1373 } else if (find_home_of_exe("vim")) {
1374 strcpy(output, "vim");
1375 } else {
1376 strcpy(output, "vi");
1377 }
1378 if (!find_home_of_exe(output)) {
1379 mr_msg(2, " (find_my_editor) --- warning - %s not found", output);
1380 }
1381 return (output);
1382}
1383
1384
1385/**
1386 * Install GRUB on @p bd.
1387 * @param offer_to_run_stabgrub If TRUE, then offer to hack the user's fstab for them.
1388 * @param bd The boot device where GRUB is installed.
1389 * @return 0 for success, nonzero for failure.
1390 */
1391int run_grub(bool offer_to_run_stabgrub, char *bd)
1392{
1393 char *command = NULL;
1394 char *boot_device = NULL;
1395 char *tmp = NULL;
1396 char *editor = NULL;
1397
1398 int res = 0;
1399 int done = 0;
1400
1401 malloc_string(boot_device);
1402 strcpy(boot_device, bd);
1403 assert_string_is_neither_NULL_nor_zerolength(bd);
1404 mr_asprintf(&editor, find_my_editor());
1405
1406 if (offer_to_run_stabgrub
1407 && ask_me_yes_or_no(_("Did you change the mountlist?")))
1408 /* interactive mode */
1409 {
1410 mvaddstr_and_log_it(g_currentY,
1411 0,
1412 _
1413 ("Modifying fstab and grub.conf, and running GRUB... "));
1414 for (done = FALSE; !done;) {
1415 popup_and_get_string(_("Boot device"),
1416 _("Please confirm/enter the boot device. If in doubt, try /dev/hda"), boot_device, MAX_STR_LEN / 4);
1417 mr_asprintf(&command, "stabgrub-me %s", boot_device);
1418 res = run_program_and_log_output(command, 1);
1419 mr_free(command);
1420
1421 if (res) {
1422 popup_and_OK
1423 (_
1424 ("GRUB installation failed. Please install manually using 'grub-install' or similar command. You are now chroot()'ed to your restored system. Please type 'exit' when you are done."));
1425 newtSuspend();
1426 system("chroot " MNT_RESTORING);
1427 newtResume();
1428 popup_and_OK(_("Thank you."));
1429 } else {
1430 done = TRUE;
1431 }
1432 popup_and_OK(_("You will now edit fstab and grub.conf"));
1433 if (!g_text_mode) {
1434 newtSuspend();
1435 }
1436 mr_asprintf(&tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1437 paranoid_system(tmp);
1438 mr_free(tmp);
1439
1440 mr_asprintf(&tmp, "%s " MNT_RESTORING "/etc/grub.conf", editor);
1441 paranoid_system(tmp);
1442 mr_free(tmp);
1443
1444 if (!g_text_mode) {
1445 newtResume();
1446 }
1447 }
1448 } else {
1449 /* nuke mode */
1450 if (!run_program_and_log_output("which grub-MR", FALSE)) {
1451 mr_msg(1, "Yay! grub-MR found...");
1452 mr_asprintf(&command, "grub-MR %s /tmp/mountlist.txt", bd);
1453 mr_msg(1, "command = %s", command);
1454 } else {
1455 mr_asprintf(&command, "chroot " MNT_RESTORING " grub-install %s", bd);
1456 mr_msg(1, "WARNING - grub-MR not found; using grub-install");
1457 }
1458 mvaddstr_and_log_it(g_currentY,
1459 0,
1460 _
1461 ("Running GRUB... "));
1462 iamhere(command);
1463 res = run_program_and_log_output(command, 1);
1464 mr_free(command);
1465
1466 if (res) {
1467 popup_and_OK
1468 (_
1469 ("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."));
1470 newtSuspend();
1471 system("chroot " MNT_RESTORING);
1472 newtResume();
1473 popup_and_OK(_("Thank you."));
1474 }
1475 }
1476 if (res) {
1477 mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
1478 log_to_screen(_("GRUB ran w/error(s). See %s for more info."), MONDO_LOGFILE);
1479 mr_msg(1, "Type:-");
1480 mr_msg(1, " mount-me");
1481 mr_msg(1, " chroot " MNT_RESTORING);
1482 mr_msg(1, " mount /boot");
1483 mr_msg(1, " grub-install '(hd0)'");
1484 mr_msg(1, " exit");
1485 mr_msg(1, " unmount-me");
1486 mr_msg(1,
1487 "If you're really stuck, please e-mail the mailing list.");
1488 } else {
1489 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
1490 }
1491 mr_free(boot_device);
1492 mr_free(editor);
1493 return (res);
1494}
1495/**************************************************************************
1496 *END_RUN_GRUB *
1497 **************************************************************************/
1498
1499
1500/**
1501 * Install ELILO on the user's boot drive (determined by elilo.conf).
1502 * @param offer_to_run_stabelilo If TRUE, then offer to hack the user's fstab for them.
1503 * @return 0 for success, nonzero for failure.
1504 */
1505int run_elilo(bool offer_to_run_stabelilo)
1506{
1507 char *command = NULL;
1508 char *tmp = NULL;
1509 char *editor = NULL;
1510
1511 int res = 0;
1512 int done = 0;
1513
1514 mr_asprintf(&editor, find_my_editor());
1515 if (offer_to_run_stabelilo
1516 && ask_me_yes_or_no(_("Did you change the mountlist?")))
1517
1518 /* interactive mode */
1519 {
1520 mvaddstr_and_log_it(g_currentY,
1521 0,
1522 _
1523 ("Modifying fstab and elilo.conf... "));
1524 mr_asprintf(&command, "stabelilo-me");
1525 res = run_program_and_log_output(command, 3);
1526 mr_free(command);
1527
1528 if (res) {
1529 popup_and_OK
1530 (_
1531 ("You will now edit fstab and elilo.conf, to make sure they match your new mountlist."));
1532 for (done = FALSE; !done;) {
1533 if (!g_text_mode) {
1534 newtSuspend();
1535 }
1536 mr_asprintf(&tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1537 paranoid_system(tmp);
1538 mr_free(tmp);
1539
1540 mr_asprintf(&tmp, "%s " MNT_RESTORING "/etc/elilo.conf", editor);
1541 paranoid_system(tmp);
1542 mr_free(tmp);
1543
1544 if (!g_text_mode) {
1545 newtResume();
1546 }
1547// newtCls();
1548 if (ask_me_yes_or_no(_("Edit them again?"))) {
1549 continue;
1550 }
1551 done = TRUE;
1552 }
1553 } else {
1554 log_to_screen(_("elilo.conf and fstab were modified OK"));
1555 }
1556 } else
1557 /* nuke mode */
1558 {
1559 res = TRUE;
1560 }
1561 mr_free(editor);
1562 return (res);
1563}
1564/**************************************************************************
1565 *END_RUN_ELILO *
1566 **************************************************************************/
1567
1568
1569/**
1570 * Install LILO on the user's boot drive (determined by /etc/lilo.conf).
1571 * @param offer_to_run_stablilo If TRUE, then offer to hack the user's fstab for them.
1572 * @return 0 for success, nonzero for failure.
1573 */
1574int run_lilo(bool offer_to_run_stablilo)
1575{
1576 /** malloc **/
1577 char *command = NULL;
1578 char *tmp = NULL;
1579 char *editor = NULL;
1580
1581 int res = 0;
1582 int done = 0;
1583 bool run_lilo_M = FALSE;
1584
1585 if (!run_program_and_log_output
1586 ("grep \"boot.*=.*/dev/md\" " MNT_RESTORING "/etc/lilo.conf", 1)) {
1587 run_lilo_M = TRUE;
1588 }
1589
1590 mr_asprintf(&editor, find_my_editor());
1591 if (offer_to_run_stablilo
1592 && ask_me_yes_or_no(_("Did you change the mountlist?"))) {
1593 /* interactive mode */
1594 mvaddstr_and_log_it(g_currentY,
1595 0,
1596 _
1597 ("Modifying fstab and lilo.conf, and running LILO... "));
1598 mr_asprintf(&command, "stablilo-me");
1599 res = run_program_and_log_output(command, 3);
1600 mr_free(command);
1601
1602 if (res) {
1603 popup_and_OK
1604 (_
1605 ("You will now edit fstab and lilo.conf, to make sure they match your new mountlist."));
1606 for (done = FALSE; !done;) {
1607 if (!g_text_mode) {
1608 newtSuspend();
1609 }
1610 mr_asprintf(&tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1611 paranoid_system(tmp);
1612 mr_free(tmp);
1613
1614 mr_asprintf(&tmp, "%s " MNT_RESTORING "/etc/lilo.conf", editor);
1615 paranoid_system(tmp);
1616 mr_free(tmp);
1617
1618 if (!g_text_mode) {
1619 newtResume();
1620 }
1621 if (ask_me_yes_or_no(_("Edit them again?"))) {
1622 continue;
1623 }
1624 res =
1625 run_program_and_log_output("chroot " MNT_RESTORING
1626 " lilo -L", 3);
1627 if (res) {
1628 res =
1629 run_program_and_log_output("chroot " MNT_RESTORING
1630 " lilo", 3);
1631 }
1632 if (res) {
1633 done =
1634 ask_me_yes_or_no
1635 (_("LILO failed. Re-edit system files?"));
1636 } else {
1637 done = TRUE;
1638 }
1639 }
1640 } else {
1641 log_to_screen(_("lilo.conf and fstab were modified OK"));
1642 }
1643 } else {
1644 /* nuke mode */
1645 mvaddstr_and_log_it(g_currentY,
1646 0,
1647 _
1648 ("Running LILO... "));
1649 res =
1650 run_program_and_log_output("chroot " MNT_RESTORING " lilo -L",
1651 3);
1652 if (res) {
1653 res =
1654 run_program_and_log_output("chroot " MNT_RESTORING " lilo",
1655 3);
1656 }
1657 if (res) {
1658 mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
1659 log_to_screen
1660 (_
1661 ("Failed to re-jig fstab and/or lilo. Edit/run manually, please."));
1662 } else {
1663 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
1664 }
1665 }
1666 if (run_lilo_M) {
1667 run_program_and_log_output("chroot " MNT_RESTORING
1668 " lilo -M /dev/hda", 3);
1669 run_program_and_log_output("chroot " MNT_RESTORING
1670 " lilo -M /dev/sda", 3);
1671 }
1672 mr_free(editor);
1673 return (res);
1674}
1675
1676/**************************************************************************
1677 *END_RUN_LILO *
1678 **************************************************************************/
1679
1680
1681/**
1682 * Install a raw MBR onto @p bd.
1683 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1684 * @param bd The device to copy the stored MBR to.
1685 * @return 0 for success, nonzero for failure.
1686 */
1687int run_raw_mbr(bool offer_to_hack_scripts, char *bd)
1688{
1689 char *command = NULL;
1690 char *boot_device = NULL;
1691 char *tmp = NULL;
1692 char *editor = NULL;
1693 int res = 0;
1694 int done = 0;
1695
1696 assert_string_is_neither_NULL_nor_zerolength(bd);
1697
1698 malloc_string(boot_device);
1699 mr_asprintf(&editor, find_my_editor());
1700 strcpy(boot_device, bd);
1701 if (offer_to_hack_scripts
1702 && ask_me_yes_or_no(_("Did you change the mountlist?"))) {
1703 /* interactive mode */
1704 mvaddstr_and_log_it(g_currentY, 0,
1705 _
1706 ("Modifying fstab and restoring MBR... "));
1707 for (done = FALSE; !done;) {
1708 if (!run_program_and_log_output("which vi", FALSE)) {
1709 popup_and_OK(_("You will now edit fstab"));
1710 if (!g_text_mode) {
1711 newtSuspend();
1712 }
1713 mr_asprintf(&tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1714 paranoid_system(tmp);
1715 mr_free(tmp);
1716
1717 if (!g_text_mode) {
1718 newtResume();
1719 }
1720 }
1721 popup_and_get_string(_("Boot device"),
1722 _("Please confirm/enter the boot device. If in doubt, try /dev/hda"), boot_device, MAX_STR_LEN / 4);
1723 mr_asprintf(&command, "stabraw-me %s", boot_device);
1724 res = run_program_and_log_output(command, 3);
1725 mr_free(command);
1726
1727 if (res) {
1728 done =
1729 ask_me_yes_or_no(_("Modifications failed. Re-try?"));
1730 } else {
1731 done = TRUE;
1732 }
1733 }
1734 } else {
1735 /* nuke mode */
1736 mvaddstr_and_log_it(g_currentY, 0,
1737 _("Restoring MBR... "));
1738 mr_asprintf(&command, "raw-MR %s /tmp/mountlist.txt", boot_device);
1739 mr_msg(2, "run_raw_mbr() --- command='%s'", command);
1740 res = run_program_and_log_output(command, 3);
1741 mr_free(command);
1742 }
1743 if (res) {
1744 mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
1745 log_to_screen(_("MBR+fstab processed w/error(s). See %s for more info."), MONDO_LOGFILE);
1746 } else {
1747 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
1748 }
1749 mr_free(boot_device);
1750 mr_free(editor);
1751 return (res);
1752}
1753/**************************************************************************
1754 *END_RUN_RAW_MBR *
1755 **************************************************************************/
1756
1757
1758/**
1759 * Turn signal trapping on or off.
1760 * @param on If TRUE, then do full cleanup when we receive a signal; if FALSE, then
1761 * print a message and exit immediately.
1762 */
1763void set_signals(int on)
1764{
1765 int signals[] =
1766 { SIGKILL, SIGPIPE, SIGTERM, SIGHUP, SIGTRAP, SIGABRT, SIGINT,
1767 SIGSTOP, 0
1768 };
1769 int i;
1770 for (i = 0; signals[i]; i++) {
1771 if (on) {
1772 signal(signals[i], terminate_daemon);
1773 } else {
1774 signal(signals[i], termination_in_progress);
1775 }
1776 }
1777}
1778
1779/**************************************************************************
1780 *END_SET_SIGNALS *
1781 **************************************************************************/
1782
1783
1784/**
1785 * malloc() and set sensible defaults for the mondorestore filename variables.
1786 * @param bkpinfo The backup information structure. Fields used:
1787 * - @c bkpinfo->tmpdir
1788 * - @c bkpinfo->disaster_recovery
1789 */
1790void setup_MR_global_filenames(struct s_bkpinfo *bkpinfo)
1791{
1792 char *temppath;
1793
1794 assert(bkpinfo != NULL);
1795
1796 malloc_string(g_biggielist_txt);
1797 malloc_string(g_filelist_full);
1798 malloc_string(g_filelist_imagedevs);
1799 malloc_string(g_imagedevs_restthese);
1800 malloc_string(g_mondo_cfg_file);
1801 malloc_string(g_mountlist_fname);
1802 malloc_string(g_tmpfs_mountpt);
1803 malloc_string(g_isodir_device);
1804 malloc_string(g_isodir_format);
1805
1806 temppath = bkpinfo->tmpdir;
1807
1808 sprintf(g_biggielist_txt, "%s/%s", temppath, BIGGIELIST_TXT_STUB);
1809 sprintf(g_filelist_full, "%s/%s", temppath, FILELIST_FULL_STUB);
1810 sprintf(g_filelist_imagedevs, "%s/tmp/filelist.imagedevs", temppath);
1811 sprintf(g_imagedevs_restthese, "%s/tmp/imagedevs.restore-these",
1812 temppath);
1813 if (bkpinfo->disaster_recovery) {
1814 sprintf(g_mondo_cfg_file, "/%s", MONDO_CFG_FILE_STUB);
1815 sprintf(g_mountlist_fname, "/%s", MOUNTLIST_FNAME_STUB);
1816 } else {
1817 sprintf(g_mondo_cfg_file, "%s/%s", temppath, MONDO_CFG_FILE_STUB);
1818 sprintf(g_mountlist_fname, "%s/%s", temppath,
1819 MOUNTLIST_FNAME_STUB);
1820 }
1821}
1822
1823/**************************************************************************
1824 *END_SET_GLOBAL_FILENAME *
1825 **************************************************************************/
1826
1827
1828/**
1829 * Copy @p input_file (containing the result of a compare) to @p output_file,
1830 * deleting spurious "changes" along the way.
1831 * @param output_file The output file to write with spurious changes removed.
1832 * @param input_file The input file, a list of changed files created by a compare.
1833 */
1834void streamline_changes_file(char *output_file, char *input_file)
1835{
1836 FILE *fin;
1837 FILE *fout;
1838 char *incoming = NULL;
1839 size_t n = 0;
1840
1841 assert_string_is_neither_NULL_nor_zerolength(output_file);
1842 assert_string_is_neither_NULL_nor_zerolength(input_file);
1843
1844 if (!(fin = fopen(input_file, "r"))) {
1845 log_OS_error(input_file);
1846 return;
1847 }
1848 if (!(fout = fopen(output_file, "w"))) {
1849 fatal_error("cannot open output_file");
1850 }
1851 for (mr_getline(&incoming, &n, fin); !feof(fin);
1852 mr_getline(&incoming, &n, fin)) {
1853 if (strncmp(incoming, "etc/adjtime", 11)
1854 && strncmp(incoming, "etc/mtab", 8)
1855 && strncmp(incoming, "tmp/", 4)
1856 && strncmp(incoming, "boot/map", 8)
1857 && !strstr(incoming, "incheckentry")
1858 && strncmp(incoming, "etc/mail/statistics", 19)
1859 && strncmp(incoming, "var/", 4))
1860 fprintf(fout, "%s", incoming); /* don't need \n here, for some reason.. */
1861 }
1862 mr_free(incoming);
1863 paranoid_fclose(fout);
1864 paranoid_fclose(fin);
1865}
1866/**************************************************************************
1867 *END_STREAMLINE_CHANGES_FILE *
1868 **************************************************************************/
1869
1870
1871/**
1872 * Exit due to a signal (normal cleanup).
1873 * @param sig The signal we're exiting due to.
1874 */
1875void terminate_daemon(int sig)
1876{
1877 log_to_screen
1878 (_("Mondorestore is terminating in response to a signal from the OS"));
1879 free_MR_global_filenames();
1880 finish(254);
1881}
1882/**************************************************************************
1883 *END_TERMINATE_DAEMON *
1884 **************************************************************************/
1885
1886
1887/**
1888 * Give the user twenty seconds to press Ctrl-Alt-Del before we nuke their drives.
1889 */
1890void twenty_seconds_til_yikes()
1891{
1892 int i;
1893 char *tmp = NULL;
1894
1895 if (does_file_exist("/tmp/NOPAUSE")) {
1896 return;
1897 }
1898 open_progress_form(_("CAUTION"),
1899 _
1900 ("Be advised: I am about to ERASE your hard disk(s)!"),
1901 _("You may press Ctrl+Alt+Del to abort safely."),
1902 "", 20);
1903 for (i = 0; i < 20; i++) {
1904 g_current_progress = i;
1905 mr_asprintf(&tmp, _("You have %d seconds left to abort."), 20 - i);
1906 update_progress_form(tmp);
1907 mr_free(tmp);
1908 sleep(1);
1909 }
1910 close_progress_form();
1911}
1912/**************************************************************************
1913 *END_TWENTY_SECONDS_TIL_YIKES *
1914 **************************************************************************/
1915
1916
1917/**
1918 * Exit due to a signal (no cleanup).
1919 * @param sig The signal we're exiting due to.
1920 */
1921void termination_in_progress(int sig)
1922{
1923 mr_msg(1, "Termination in progress");
1924 usleep(1000);
1925 pthread_exit(0);
1926}
1927/**************************************************************************
1928 *END_TERMINATION_IN_PROGRESS *
1929 **************************************************************************/
1930
1931
1932/**
1933 * Unmount all devices in @p p_external_copy_of_mountlist.
1934 * @param p_external_copy_of_mountlist The mountlist to guide the devices to unmount.
1935 * @return 0 for success, nonzero for failure.
1936 */
1937int unmount_all_devices(struct mountlist_itself
1938 *p_external_copy_of_mountlist)
1939{
1940 struct mountlist_itself *mountlist;
1941 int retval = 0;
1942 int lino = 0;
1943 int res = 0;
1944 int i = 0;
1945 char *command = NULL;
1946 char *tmp = NULL;
1947
1948 assert(p_external_copy_of_mountlist != NULL);
1949
1950 mountlist = (struct mountlist_itself *)mr_malloc(sizeof(struct mountlist_itself));
1951 memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
1952 sizeof(struct mountlist_itself));
1953 sort_mountlist_by_mountpoint(mountlist, 0);
1954
1955 run_program_and_log_output("df -m", 3);
1956 mvaddstr_and_log_it(g_currentY, 0, _("Unmounting devices "));
1957 open_progress_form(_("Unmounting devices"),
1958 _("Unmounting all devices that were mounted,"),
1959 _
1960 ("in preparation for the post-restoration reboot."),
1961 "", mountlist->entries);
1962 chdir("/");
1963 for (i = 0;
1964 i < 10
1965 &&
1966 run_program_and_log_output
1967 ("ps | grep buffer | grep -v \"grep buffer\"", TRUE) == 0;
1968 i++) {
1969 sleep(1);
1970 mr_msg(2, "Waiting for buffer() to finish");
1971 }
1972
1973 sync();
1974
1975 sprintf(tmp, "cp -f %s " MNT_RESTORING "/var/log", MONDO_LOGFILE);
1976 if (run_program_and_log_output(tmp, FALSE)) {
1977 mr_msg(1,
1978 "Error. Failed to copy log to PC's /var/log dir. (Mounted read-only?)");
1979 }
1980 if (does_file_exist("/tmp/DUMBASS-GENTOO")) {
1981 run_program_and_log_output("mkdir -p " MNT_RESTORING
1982 "/mnt/.boot.d", 5);
1983 }
1984 for (lino = mountlist->entries - 1; lino >= 0; lino--) {
1985 if (!strcmp(mountlist->el[lino].mountpoint, "lvm")) {
1986 continue;
1987 }
1988 mr_asprintf(&tmp, _("Unmounting device %s "),
1989 mountlist->el[lino].device);
1990
1991 update_progress_form(tmp);
1992
1993 if (is_this_device_mounted(mountlist->el[lino].device)) {
1994 if (!strcmp(mountlist->el[lino].mountpoint, "swap")) {
1995 mr_asprintf(&command, "swapoff %s", mountlist->el[lino].device);
1996 } else {
1997 if (!strcmp(mountlist->el[lino].mountpoint, "/1")) {
1998 mr_asprintf(&command, "umount %s/", MNT_RESTORING);
1999 mr_msg(3,
2000 "Well, I know a certain kitty-kitty who'll be sleeping with Mommy tonight...");
2001 } else {
2002 mr_asprintf(&command, "umount " MNT_RESTORING "%s",
2003 mountlist->el[lino].mountpoint);
2004 }
2005 }
2006 mr_msg(10, "The 'umount' command is '%s'", command);
2007 res = run_program_and_log_output(command, 3);
2008 mr_free(command);
2009 } else {
2010 mr_strcat(tmp, _("...not mounted anyway :-) OK"));
2011 res = 0;
2012 }
2013 g_current_progress++;
2014 if (res) {
2015 mr_strcat(tmp, _("...Failed"));
2016 retval++;
2017 log_to_screen(tmp);
2018 } else {
2019 mr_msg(2, tmp);
2020 }
2021 mr_free(tmp);
2022 }
2023 close_progress_form();
2024 if (retval) {
2025 mvaddstr_and_log_it(g_currentY++, 74, _("Failed."));
2026 } else {
2027 mvaddstr_and_log_it(g_currentY++, 74, _("Done."));
2028 }
2029 if (retval) {
2030 log_to_screen(_("Unable to unmount some of your partitions."));
2031 } else {
2032 log_to_screen(_("All partitions were unmounted OK."));
2033 }
2034 mr_free(mountlist);
2035 return (retval);
2036}
2037/**************************************************************************
2038 *END_UNMOUNT_ALL_DEVICES *
2039 **************************************************************************/
2040
2041
2042/**
2043 * Extract mondo-restore.cfg and the mountlist from the tape inserted
2044 * to the ./tmp/ directory.
2045 * @param dev The tape device to read from.
2046 * @return 0 for success, nonzero for failure.
2047 */
2048int extract_cfg_file_and_mountlist_from_tape_dev(char *dev)
2049{
2050 char *command = NULL;
2051 int res = 0;
2052 // BERLIOS: below 32KB seems to block at least on RHAS 2.1 and MDK 10.0
2053 long tape_block_size = 32768;
2054
2055 // tar -zxvf-
2056 mr_asprintf(&command,
2057 "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx %s %s %s %s %s",
2058 dev,
2059 tape_block_size,
2060 1024L * 1024 * 32 / tape_block_size,
2061 MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB,
2062 BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, "tmp/i-want-my-lvm");
2063 mr_msg(2, "command = '%s'", command);
2064 res = run_program_and_log_output(command, -1);
2065 mr_free(command);
2066
2067 if (res != 0 && does_file_exist(MONDO_CFG_FILE_STUB)) {
2068 res = 0;
2069 }
2070 return (res);
2071}
2072
2073
2074/**
2075 * Get the configuration file from the floppy, tape, or CD.
2076 * @param bkpinfo The backup information structure. Fields used:
2077 * - @c bkpinfo->backup_media_type
2078 * - @c bkpinfo->media_device
2079 * - @c bkpinfo->tmpdir
2080 * @return 0 for success, nonzero for failure.
2081 */
2082int get_cfg_file_from_archive(struct s_bkpinfo *bkpinfo)
2083{
2084 int retval = 0;
2085 char *command = NULL;
2086 char *cfg_file = NULL;
2087 char *mounted_cfgf_path = NULL;
2088 char *tmp = NULL;
2089 char *mountpt = NULL;
2090 char *ramdisk_fname = NULL;
2091 char *mountlist_file = NULL;
2092 int res = 0;
2093
2094 bool try_plan_B = FALSE;
2095
2096 assert(bkpinfo != NULL);
2097 mr_msg(2, "gcffa --- starting");
2098 log_to_screen(_("I'm thinking..."));
2099 mr_asprintf(&mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
2100 chdir(bkpinfo->tmpdir);
2101 // MONDO_CFG_FILE_STUB is missing the '/' at the start, FYI, by intent
2102 unlink(MONDO_CFG_FILE_STUB);
2103
2104 unlink(FILELIST_FULL_STUB);
2105 unlink(BIGGIELIST_TXT_STUB);
2106 unlink("tmp/i-want-my-lvm");
2107 mr_asprintf(&command, "mkdir -p %s", mountpt);
2108 run_program_and_log_output(command, FALSE);
2109 mr_free(command);
2110
2111 mr_asprintf(&cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
2112 mr_asprintf(&mountlist_file, "%s/%s", bkpinfo->tmpdir,
2113 MOUNTLIST_FNAME_STUB);
2114 mr_msg(2, "mountpt = %s; cfg_file=%s", mountpt, cfg_file);
2115
2116 /* Floppy? */
2117 mr_asprintf(&tmp, "mkdir -p %s", mountpt);
2118 run_program_and_log_output(tmp, FALSE);
2119 mr_free(tmp);
2120
2121 mr_asprintf(&tmp, "mkdir -p %s/tmp", bkpinfo->tmpdir);
2122 run_program_and_log_output(tmp, FALSE);
2123 mr_free(tmp);
2124
2125 mr_asprintf(&command, "mount /dev/fd0u1722 %s", mountpt);
2126 mr_asprintf(&tmp,
2127 "(sleep 15; kill `ps | grep \"%s\" | cut -d' ' -f1` 2> /dev/null) &",
2128 command);
2129 mr_msg(1, "tmp = '%s'", tmp);
2130 system(tmp);
2131 mr_free(tmp);
2132
2133 res = run_program_and_log_output(command, FALSE);
2134 mr_free(command);
2135
2136 if (res) {
2137 mr_asprintf(&command, "mount /dev/fd0H1440 %s", mountpt);
2138 res = run_program_and_log_output(command, FALSE);
2139 mr_free(command);
2140 }
2141 if (res) {
2142 try_plan_B = TRUE;
2143 } else {
2144 try_plan_B = TRUE;
2145 mr_msg(2,
2146 "Mounted floppy OK but I don't trust it because the archives might contain more up-to-date config file than the floppy does.");
2147 // NB: If busybox does not support 'mount -o loop' then Plan A WILL NOT WORK.
2148 mr_msg(2, "Processing floppy (plan A?)");
2149 mr_asprintf(&ramdisk_fname, "%s/mindi.rdz", mountpt);
2150 if (!does_file_exist(ramdisk_fname)) {
2151 mr_free(ramdisk_fname);
2152 mr_asprintf(&ramdisk_fname, "%s/initrd.img", mountpt);
2153 }
2154 if (!does_file_exist(ramdisk_fname)) {
2155 mr_msg(2,
2156 "Cannot find ramdisk file on mountpoint. Are you sure that's a boot disk in the drive?");
2157 }
2158 if (extract_config_file_from_ramdisk
2159 (bkpinfo, ramdisk_fname, cfg_file, mountlist_file)) {
2160 mr_msg(2,
2161 "Warning - failed to extract config file from ramdisk. I think this boot disk is mangled.");
2162 }
2163 mr_asprintf(&command, "umount %s", mountpt);
2164 run_program_and_log_output(command, 5);
2165 mr_free(command);
2166
2167 unlink(ramdisk_fname);
2168 mr_free(ramdisk_fname);
2169 }
2170 if (!does_file_exist(cfg_file)) {
2171 mr_msg(2, "gcffa --- we don't have cfg file yet.");
2172 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
2173 try_plan_B = TRUE;
2174 } else {
2175 mr_msg(2, "gcffa --- calling mount_cdrom now :)");
2176 if (!mount_cdrom(bkpinfo)) {
2177 mr_msg(2,
2178 "gcffa --- managed to mount CD; so, no need for Plan B");
2179 try_plan_B = FALSE;
2180 } else {
2181 try_plan_B = TRUE;
2182 }
2183 if (what_number_cd_is_this(bkpinfo) > 1) {
2184 insist_on_this_cd_number(bkpinfo,
2185 (g_current_media_number = 1));
2186 }
2187 }
2188 if (try_plan_B) {
2189 mr_msg(2, "gcffa --- OK, switching to Plan B");
2190 chdir(bkpinfo->tmpdir);
2191 run_program_and_log_output("mkdir -p tmp", FALSE);
2192
2193 if (strlen(bkpinfo->media_device) == 0) {
2194 strcpy(bkpinfo->media_device, "/dev/st0");
2195 mr_msg(2, "media_device is blank; assuming %s",
2196 bkpinfo->media_device);
2197 }
2198 mr_asprintf(&tmp, bkpinfo->media_device);
2199 if (extract_cfg_file_and_mountlist_from_tape_dev
2200 (bkpinfo->media_device)) {
2201 strcpy(bkpinfo->media_device, "/dev/st0");
2202 if (extract_cfg_file_and_mountlist_from_tape_dev
2203 (bkpinfo->media_device)) {
2204 strcpy(bkpinfo->media_device, "/dev/osst0");
2205 if (extract_cfg_file_and_mountlist_from_tape_dev
2206 (bkpinfo->media_device)) {
2207 strcpy(bkpinfo->media_device, "/dev/ht0");
2208 if (extract_cfg_file_and_mountlist_from_tape_dev
2209 (bkpinfo->media_device)) {
2210 mr_msg(3,
2211 "I tried lots of devices but none worked.");
2212 strcpy(bkpinfo->media_device, tmp);
2213 }
2214 }
2215 }
2216 }
2217 mr_free(tmp);
2218
2219 if (!does_file_exist("tmp/mondo-restore.cfg")) {
2220 log_to_screen(_
2221 ("Cannot find config info on tape/CD/floppy"));
2222 return (1);
2223 }
2224 } else {
2225 /* BERLIOS : Useless ? */
2226 /* That boot image doesn't always exist where the following method always works
2227 log_msg(2,
2228 "gcffa --- looking at mounted CD for mindi-boot.2880.img");
2229 mr_asprintf(&command,
2230 "mount " MNT_CDROM
2231 "/images/mindi-boot.2880.img -o loop %s", mountpt);
2232 */
2233 mr_asprintf(&mounted_cfgf_path, "%s/%s", mountpt, cfg_file);
2234 if (!does_file_exist(mounted_cfgf_path)) {
2235 mr_msg(2,
2236 "gcffa --- Plan B, a.k.a. untarring some file from all.tar.gz");
2237 mr_asprintf(&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, "tmp/i-want-my-lvm"); // add -b TAPE_BLOCK_SIZE if you _really_ think it's necessary
2238 run_program_and_log_output(command, TRUE);
2239 mr_free(command);
2240
2241 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2242 fatal_error
2243 ("Please reinsert the disk/CD and try again.");
2244 }
2245 }
2246 mr_free(mounted_cfgf_path);
2247 }
2248 }
2249 mr_free(mountpt);
2250
2251 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2252 mr_msg(1, "gcffa --- great! We've got the config file");
2253 mr_asprintf(&tmp, "%s/%s",
2254 call_program_and_get_last_line_of_output("pwd"),
2255 MONDO_CFG_FILE_STUB);
2256 mr_asprintf(&command, "cp -f %s %s", tmp, cfg_file);
2257 iamhere(command);
2258
2259 if (strcmp(tmp, cfg_file)
2260 && run_program_and_log_output(command, 1)) {
2261 mr_msg(1,
2262 "... but an error occurred when I tried to move it to %s",
2263 cfg_file);
2264 } else {
2265 mr_msg(1, "... and I moved it successfully to %s", cfg_file);
2266 }
2267 mr_free(command);
2268
2269 mr_asprintf(&command, "cp -f %s/%s %s",
2270 call_program_and_get_last_line_of_output("pwd"),
2271 MOUNTLIST_FNAME_STUB, mountlist_file);
2272 iamhere(command);
2273 if (strcmp(tmp, cfg_file)
2274 && run_program_and_log_output(command, 1)) {
2275 mr_msg(1, "Failed to get mountlist");
2276 } else {
2277 mr_msg(1, "Got mountlist too");
2278 mr_free(command);
2279 mr_asprintf(&command, "cp -f %s %s", mountlist_file,
2280 g_mountlist_fname);
2281 if (run_program_and_log_output(command, 1)) {
2282 mr_msg(1, "Failed to copy mountlist to /tmp");
2283 } else {
2284 mr_msg(1, "Copied mountlist to /tmp as well OK");
2285 mr_free(command);
2286 mr_asprintf(&command, "cp -f tmp/i-want-my-lvm /tmp/");
2287 run_program_and_log_output(command, 1);
2288 }
2289 }
2290 mr_free(command);
2291 mr_free(tmp);
2292 }
2293 run_program_and_log_output("umount " MNT_CDROM, FALSE);
2294 if (!does_file_exist(cfg_file)) {
2295 iamhere(cfg_file);
2296 mr_msg(1, "%s not found", cfg_file);
2297 log_to_screen
2298 (_
2299 ("Oh dear. Unable to recover configuration file from boot disk"));
2300 return (1);
2301 }
2302
2303 log_to_screen(_("Recovered mondo-restore.cfg"));
2304 if (!does_file_exist(MOUNTLIST_FNAME_STUB)) {
2305 log_to_screen(_("...but not mountlist.txt - a pity, really..."));
2306 }
2307/* start SAH */
2308 else {
2309 mr_asprintf(&command, "cp -f %s %s/%s", MOUNTLIST_FNAME_STUB,
2310 bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2311 run_program_and_log_output(command, FALSE);
2312 mr_free(command);
2313 }
2314/* end SAH */
2315
2316 mr_asprintf(&command, "cp -f %s /%s", cfg_file, MONDO_CFG_FILE_STUB);
2317 mr_free(cfg_file);
2318 run_program_and_log_output(command, FALSE);
2319 mr_free(command);
2320
2321 mr_asprintf(&command, "cp -f %s /%s", mountlist_file, MOUNTLIST_FNAME_STUB);
2322 mr_free(mountlist_file);
2323 run_program_and_log_output(command, FALSE);
2324 mr_free(command);
2325
2326 mr_asprintf(&command, "cp -f etc/raidtab /etc/");
2327 run_program_and_log_output(command, FALSE);
2328 mr_free(command);
2329
2330 mr_asprintf(&command, "cp -f tmp/i-want-my-lvm /tmp/");
2331 run_program_and_log_output(command, FALSE);
2332 mr_free(command);
2333
2334 g_backup_media_type = bkpinfo->backup_media_type;
2335 strncpy(bkpinfo->backup_media_string,bkptype_to_string(bkpinfo->backup_media_type), (size_t)63);
2336 g_backup_media_string = bkpinfo->backup_media_string;
2337 return (retval);
2338}
2339/**************************************************************************
2340 *END_GET_CFG_FILE_FROM_ARCHIVE *
2341 **************************************************************************/
2342/* @} - end restoreUtilityGroup */
2343
2344
2345void wait_until_software_raids_are_prepped(int wait_for_percentage)
2346{
2347 struct raidlist_itself *raidlist = NULL;
2348 int unfinished_mdstat_devices = 9999, i = 0;
2349 char *screen_message = NULL;
2350
2351 raidlist = (struct raidlist_itself *)mr_malloc(sizeof(struct raidlist_itself));
2352
2353 assert(wait_for_percentage <= 100);
2354 iamhere("wait_until_software_raids_are_prepped");
2355 while (unfinished_mdstat_devices > 0) {
2356 // FIXME: Prefix '/dev/' should really be dynamic!
2357 if (parse_mdstat(raidlist, "/dev/")) {
2358 log_to_screen("Sorry, cannot read %s", MDSTAT_FILE);
2359 mr_msg(1, "Sorry, cannot read %s", MDSTAT_FILE);
2360 return;
2361 }
2362 for (unfinished_mdstat_devices = i = 0; i <= raidlist->entries; i++) {
2363 if (raidlist->el[i].progress < wait_for_percentage) {
2364 unfinished_mdstat_devices++;
2365 if (raidlist->el[i].progress == -1) // delayed while another partition inits
2366 {
2367 continue;
2368 }
2369 mr_msg(1,"Sync'ing %s (i=%d)", raidlist->el[i].raid_device, i);
2370 mr_asprintf(&screen_message, "Sync'ing %s",
2371 raidlist->el[i].raid_device);
2372 open_evalcall_form(screen_message);
2373 mr_free(screen_message);
2374
2375 while (raidlist->el[i].progress < wait_for_percentage) {
2376 mr_msg(1,"Percentage sync'ed: %d", raidlist->el[i].progress);
2377 update_evalcall_form(raidlist->el[i].progress);
2378 sleep(2);
2379 // FIXME: Prefix '/dev/' should really be dynamic!
2380 if (parse_mdstat(raidlist, "/dev/")) {
2381 break;
2382 }
2383 }
2384 close_evalcall_form();
2385 }
2386 }
2387 }
2388 mr_free(raidlist);
2389}
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