source: MondoRescue/branches/3.2/mondo/src/mondorestore/mondo-rstr-tools.c@ 3564

Last change on this file since 3564 was 3564, checked in by Bruno Cornec, 8 years ago
  • Fix previous logfile copy on target media
  • Rename libmondo-mountlist.c as mondo-rstr-mountlist.c with corresponding includes as this is only used by mondorestore and update build process for that.
  • Property svn:keywords set to Id
File size: 74.3 KB
Line 
1/***************************************************************************
2$Id: mondo-rstr-tools.c 3564 2016-04-12 13:37:06Z bruno $
3***************************************************************************/
4
5#include <pthread.h>
6#include <linux/fd.h>
7#include "my-stuff.h"
8#include "mr_mem.h"
9#include "mr_str.h"
10#include "../common/mondostructures.h"
11#include "../common/libmondo.h"
12#include "mr-externs.h"
13#include "mondo-rstr-tools.h"
14#include "libmondo-mountlist-EXT.h"
15
16/**
17 * The biggielist stub (appended to the directory where all.tar.gz was unpacked).
18 */
19#define BIGGIELIST_TXT_STUB "tmp/biggielist.txt"
20
21/**
22 * The filelist stub (appended to the directory where all.tar.gz was unpacked).
23 */
24#define FILELIST_FULL_STUB "tmp/filelist.full.gz"
25
26/**
27 * The mountlist stub (appended to the directory where all.tar.gz was unpacked).
28 */
29#define MOUNTLIST_FNAME_STUB "tmp/mountlist.txt"
30
31/**
32 * The mondorestore.cfg stub (appended to the directory where all.tar.gz was unpacked).
33 */
34#define MONDO_CFG_FILE_STUB "tmp/mondorestore.cfg"
35/**
36 * The i-want-my-lvm stub
37 */
38#define IWANTMYLVM_STUB "tmp/i-want-my-lvm"
39
40extern bool g_ISO_restore_mode; /* are we in Iso Mode? */
41extern bool g_I_have_just_nuked;
42/*
43extern char *g_tmpfs_mountpt;
44*/
45
46/**
47 * The device to mount to get at the ISO images. Ignored unless @p g_ISO_restore_mode.
48 */
49char *g_isodir_device;
50
51
52/**
53 * The format of @p g_isodir_device. Ignored unless @p g_ISO_restore_mode.
54 */
55char *g_isodir_format;
56
57extern long g_current_progress, g_maximum_progress;
58extern char *g_biggielist_txt; // where 'biggielist.txt' is stored, on ramdisk / tempdir;
59 // biggielist.txt is the list of big files stored on the
60 // backup media set in question
61extern char *g_filelist_full; // filelist.full.gz is the list of all regular files
62 // (excluding big files) stored on the backup media set
63extern char *g_biggielist_pot; // list of big files which _could_ be restored, if the
64 // user chooses them
65extern char *g_filelist_imagedevs; // list of devices (e.g. /dev/hda1, /dev/sda5) which
66 // were archived as images, not just /dev entries
67 // ... e.g. NTFS, BeOS partitions
68extern char *g_imagedevs_restthese; // of the imagedevs listed in FILELIST_IMAGEDEVS,
69 // restore only these
70extern char *g_mondo_cfg_file; // where mondorestore.cfg (the config file) is stored
71extern char *g_mountlist_fname; // where mountlist.txt (the mountlist file) is stored
72extern char *g_mondo_home; // homedir of Mondo; usually /usr/local/share/mondo
73
74extern t_bkptype g_backup_media_type;
75
76extern int g_partition_table_locked_up;
77extern char *MONDO_LOGFILE;
78
79/* Reference to global bkpinfo */
80extern struct s_bkpinfo *bkpinfo;
81
82/* Should we use or not extended attributes and acl when restoring */
83char *g_getfattr = NULL;
84char *g_getfacl = NULL;
85
86extern void kill_anything_like_this(char *str);
87extern int skip_obdr(void);
88extern int mount_media();
89extern int set_tape_block_size_with_mt(long internal_tape_block_size);
90
91/**
92* @addtogroup restoreUtilityGroup
93* @{
94*/
95/**
96* Free the malloc()s for the filename variables.
97*/
98void free_MR_global_filenames(void)
99{
100paranoid_free(g_biggielist_txt);
101paranoid_free(g_filelist_full);
102paranoid_free(g_filelist_imagedevs);
103paranoid_free(g_imagedevs_restthese);
104paranoid_free(g_mondo_cfg_file);
105paranoid_free(g_mountlist_fname);
106paranoid_free(g_mondo_home);
107/*
108paranoid_free(g_tmpfs_mountpt);
109*/
110paranoid_free(g_isodir_device);
111paranoid_free(g_isodir_format);
112
113}
114
115
116
117/**
118* Ask the user which imagedevs from the list contained in @p infname should
119* actually be restored.
120* @param infname The file containing a list of all imagedevs.
121* @param outfname The location of the output file containing the imagedevs the user wanted to restore.
122* @ingroup restoreUtilityGroup
123*/
124void ask_about_these_imagedevs(char *infname, char *outfname) {
125
126FILE *fin;
127FILE *fout;
128char *incoming = NULL;
129char *question = NULL;
130
131assert_string_is_neither_NULL_nor_zerolength(infname);
132assert_string_is_neither_NULL_nor_zerolength(outfname);
133
134if (!(fin = fopen(infname, "r"))) {
135 fatal_error("Cannot openin infname");
136}
137if (!(fout = fopen(outfname, "w"))) {
138 fatal_error("Cannot openin outfname");
139}
140for (mr_getline(incoming, fin); !feof(fin) && (incoming != NULL); mr_getline(incoming, fin)) {
141 mr_strip_spaces(incoming);
142
143 if (incoming[0] == '\0') {
144 mr_free(incoming);
145 continue;
146 }
147
148 mr_asprintf(question, "Should I restore the image of %s ?", incoming);
149
150 if (ask_me_yes_or_no(question)) {
151 fprintf(fout, "%s\n", incoming);
152 }
153 mr_free(incoming);
154}
155mr_free(incoming);
156mr_free(question);
157paranoid_fclose(fout);
158paranoid_fclose(fin);
159}
160
161/**************************************************************************
162*ASK_ABOUT_THESE_IMAGEDEVS *
163**************************************************************************/
164
165
166
167
168
169
170
171
172/**
173* Extract @c mondorestore.cfg and @c mountlist.txt from @p ramdisk_fname.
174* @param bkpinfo The backup information structure. @c tmpdir is the only field used.
175* @param ramdisk_fname The filename of the @b compressed ramdisk to look in.
176* @param output_cfg_file Where to put the configuration file extracted.
177* @param output_mountlist_file Where to put the mountlist file extracted.
178* @return 0 for success, nonzero for failure.
179* @ingroup restoreUtilityGroup
180*/
181
182/**
183* Keep trying to get mondorestore.cfg from the archive, until the user gives up.
184*/
185void get_cfg_file_from_archive_or_bust()
186{
187while (get_cfg_file_from_archive()) {
188 if (!ask_me_yes_or_no("Failed to find config file/archives. Choose another source?")) {
189 fatal_error("Could not find config file/archives. Aborting.");
190 }
191 interactively_obtain_media_parameters_from_user(FALSE);
192 }
193}
194
195
196/**
197* Determine whether @p list_fname contains a line containing @p f.
198* @param f The line to search for.
199* @param list_fname The file to search in.
200* @param preamble Ignore this beginning part of @p f ("" to disable).
201* @return TRUE if it's in the list, FALSE if it's not.
202*/
203bool is_file_in_list(char *f, char *list_fname, char *preamble)
204{
205
206char *command = NULL;
207char *file = NULL;
208char *tmp = NULL;
209int res;
210
211assert_string_is_neither_NULL_nor_zerolength(f);
212assert_string_is_neither_NULL_nor_zerolength(list_fname);
213assert(preamble != NULL);
214
215if (strncmp(preamble, f, strlen(preamble)) == 0) {
216 mr_asprintf(file, "%s", f + strlen(preamble));
217} else {
218 mr_asprintf(file, "%s", f);
219}
220if (file[0] == '/' && file[1] == '/') {
221 tmp = file;
222
223 mr_asprintf(file, "%s", tmp + 1);
224 mr_free(tmp);
225}
226log_msg(2, "Checking to see if f=%s, file=%s, is in the list of biggiefiles", f, file);
227mr_asprintf(command, "grep -E '^%s$' %s", file, list_fname);
228mr_free(file);
229
230res = run_program_and_log_output(command, FALSE);
231mr_free(command);
232if (res) {
233 return (FALSE);
234} else {
235 return (TRUE);
236}
237}
238
239/**************************************************************************
240*END_IS_FILE_IN_LIST *
241**************************************************************************/
242
243/**
244 * Get information about the location of ISO images from the user.
245 * @param isodir_device Where to put the device (e.g. /dev/hda4) the user enters.
246 * @param isodir_format Where to put the format (e.g. ext2) the user enters.
247 * @param nuke_me_please Whether we're planning on nuking or not.
248 * @return TRUE if OK was pressed, FALSE otherwise.
249 */
250bool
251get_isodir_info(char *isodir_device, char *isodir_format,
252 struct s_bkpinfo *bkpinfo, bool nuke_me_please)
253{
254
255 bool HDD = FALSE;
256 /** initialize ********************************************************/
257
258 assert(isodir_device != NULL);
259 assert(isodir_format != NULL);
260 assert(bkpinfo->isodir != NULL);
261
262 log_it("bkpinfo->isodir = %s", bkpinfo->isodir);
263 isodir_format[0] = '\0';
264 if (isodir_device[0] == '\0') {
265 strcpy(isodir_device, "/dev/");
266 }
267 if (bkpinfo->isodir[0] == '\0') {
268 strcpy(bkpinfo->isodir, "/");
269 }
270 // TODO: Are we shure it does what it's expected to do here ?
271 if (does_file_exist("/tmp/NETFS-SERVER-MOUNT")) {
272 strcpy(isodir_device, last_line_of_file("/tmp/NETFS-SERVER-MOUNT"));
273 strcpy(isodir_format, "netfs");
274 strcpy(bkpinfo->isodir, last_line_of_file("/tmp/ISO-DIR"));
275 }
276 if (nuke_me_please) {
277 return (TRUE);
278 }
279
280 if (popup_and_get_string("ISO Mode - device", "On what device do the ISO files live?", isodir_device, MAX_STR_LEN / 4)) {
281 if (popup_and_get_string ("ISO Mode - format", "What is the disk format of the device? (Hit ENTER if you don't know.)", isodir_format, 16)) {
282 if (popup_with_buttons("Are you restoring from an external hard drive ?", "Yes", "No")) {
283 HDD = TRUE;
284 }
285 if (popup_and_get_string ("ISO Mode - path", "At what path on this device can the ISO files be found ?", bkpinfo->isodir, MAX_STR_LEN / 4)) {
286 strip_spaces(isodir_device);
287 strip_spaces(isodir_format);
288 strip_spaces(bkpinfo->isodir);
289 log_it("isodir_device = %s - isodir_format = %s - bkpinfo->isodir = %s", isodir_device, isodir_format, bkpinfo->isodir);
290 if (HDD) {
291 /* We need an additional param */
292 mr_asprintf(bkpinfo->subdir, "%s", bkpinfo->isodir);
293 strcpy(bkpinfo->isodir, "/tmp/isodir");
294 log_it("Now bkpinfo->isodir = %s and subdir = ", bkpinfo->isodir, bkpinfo->subdir);
295 }
296 return (TRUE);
297 }
298 }
299 }
300 return (FALSE);
301}
302
303
304/**
305* Set up an ISO backup.
306* @param bkpinfo The backup information structure. Fields used:
307* - @c bkpinfo->backup_media_type
308* - @c bkpinfo->disaster_recovery
309* - @c bkpinfo->isodir
310* @param nuke_me_please If TRUE, we're in nuke mode; if FALSE we're in interactive mode.
311* @return 0 for success, nonzero for failure.
312*/
313int iso_fiddly_bits(bool nuke_me_please) {
314
315char *mount_isodir_command = NULL;
316char *command = NULL;
317char *mds = NULL;
318int retval = 0, i;
319
320g_ISO_restore_mode = TRUE;
321read_cfg_var(g_mondo_cfg_file, "iso-dev", g_isodir_device);
322if (bkpinfo->disaster_recovery) {
323 /* Don't let this clobber an existing bkpinfo->isodir */
324 if (!bkpinfo->isodir[0]) {
325 strcpy(bkpinfo->isodir, "/tmp/isodir");
326 }
327 mr_asprintf(command, "mkdir -p %s", bkpinfo->isodir);
328 run_program_and_log_output(command, 5);
329 mr_free(command);
330 log_msg(2, "Setting isodir to %s", bkpinfo->isodir);
331}
332
333if (!get_isodir_info(g_isodir_device, g_isodir_format, bkpinfo, nuke_me_please)) {
334 return (1);
335}
336paranoid_system("umount -d " MNT_CDROM " 2> /dev/null"); /* just in case */
337
338if (is_this_device_mounted(g_isodir_device)) {
339 log_to_screen("WARNING - isodir is already mounted");
340} else {
341 mr_asprintf(mount_isodir_command, "mount %s", g_isodir_device);
342 if (strlen(g_isodir_format) > 1) {
343 mr_strcat(mount_isodir_command, " -t %s", g_isodir_format);
344 }
345
346 mr_strcat(mount_isodir_command, " -o ro %s", bkpinfo->isodir);
347 run_program_and_log_output("df -m -P", FALSE);
348 log_msg(1, "The 'mount' command is '%s'. PLEASE report this command to be if you have problems, ok?", mount_isodir_command);
349 if (run_program_and_log_output(mount_isodir_command, FALSE)) {
350 popup_and_OK
351 ("Cannot mount the device where the ISO files are stored.");
352 return (1);
353 }
354 paranoid_free(mount_isodir_command);
355 log_to_screen
356 ("I have mounted the device where the ISO files are stored.");
357}
358if (!IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
359 mount_media();
360}
361i = what_number_cd_is_this(); /* has the side-effect of calling mount_media() */
362mds = media_descriptor_string(bkpinfo->backup_media_type);
363mr_free(mds);
364
365log_msg(1, "%s #%d has been mounted via loopback mount", mds, i);
366if (i < 0) {
367 popup_and_OK("Cannot find ISO images in the directory you specified.");
368 retval = 1;
369}
370log_msg(2, "bkpinfo->isodir is now %s", bkpinfo->isodir);
371return (retval);
372}
373
374
375
376
377/**
378* Kill all Petris processes.
379*/
380void kill_petris(void) {
381 kill_anything_like_this("petris");
382}
383
384/**************************************************************************
385*END_KILL_PETRIS *
386**************************************************************************/
387
388
389/**
390 * Mount @p device at @p mpt as @p format.
391 * @param device The device (/dev entry) to mount.
392 * @param mpt The directory to mount it on.
393 * @param format The filesystem type of @p device.
394 * @param writeable If TRUE, mount read-write; if FALSE, mount read-only.
395 * @return 0 for success, nonzero for failure.
396 */
397int mount_device(char *device, char *mpt, char *format, bool writeable)
398{
399int res = 0;
400
401/** malloc **/
402char *tmp = NULL;
403char *command = NULL;
404char *mountdir = NULL;
405char *mountpoint = NULL;
406char *additional_parameters = NULL;
407
408assert_string_is_neither_NULL_nor_zerolength(device);
409assert_string_is_neither_NULL_nor_zerolength(mpt);
410assert(format != NULL);
411
412 if (!strcmp(mpt, "/1")) {
413 mr_asprintf(mountpoint, "/");
414 log_msg(3, "Mommm! SME is being a dildo!");
415 } else {
416 mr_asprintf(mountpoint, "%s", mpt);
417 }
418
419 if (!strcmp(mountpoint, "lvm")) {
420 return (0);
421 }
422 if (!strcmp(mountpoint, "image")) {
423 return (0);
424 }
425 mr_asprintf(tmp, "Mounting device %s ", device);
426 log_msg(1, tmp);
427 /* Deal with additional params only if not /proc or /sys */
428 mr_asprintf(additional_parameters, "");
429 if (strcmp(format, "proc") && strcmp(format, "sys")) {
430 if (writeable) {
431 mr_strcat(additional_parameters, "-o rw");
432 } else {
433 mr_strcat(additional_parameters, "-o ro");
434 }
435 if (find_home_of_exe("setfattr")) {
436 mr_strcat(additional_parameters, ",user_xattr");
437 }
438 if (find_home_of_exe("setfacl")) {
439 mr_strcat(additional_parameters, ",acl");
440 }
441 }
442
443 if (!strcmp(mountpoint, "swap")) {
444 mr_asprintf(command, "swapon %s", device);
445 mr_asprintf(mountdir, "swap");
446 } else {
447 if (!strcmp(mountpoint, "/")) {
448 mr_asprintf(mountdir, "%s", MNT_RESTORING);
449 } else {
450 mr_asprintf(mountdir, "%s%s", MNT_RESTORING, mountpoint);
451 }
452 mr_asprintf(command, "mkdir -p %s", mountdir);
453 run_program_and_log_output(command, FALSE);
454 mr_free(command);
455
456 mr_asprintf(command, "mount -t %s %s %s %s 2>> %s", format, device, additional_parameters, mountdir, MONDO_LOGFILE);
457 log_msg(2, "command='%s'", command);
458 }
459 mr_free(additional_parameters);
460
461 res = run_program_and_log_output(command, TRUE);
462 if (res && (strstr(command, "xattr") || strstr(command, "acl"))) {
463 log_msg(1, "Re-trying without the fancy extra parameters");
464 mr_free(command);
465 mr_asprintf(command, "mount -t %s %s %s 2>> %s", format, device, mountdir, MONDO_LOGFILE);
466 res = run_program_and_log_output(command, TRUE);
467 }
468 if (res) {
469 log_msg(1, "Unable to mount device %s (type %s) at %s", device, format, mountdir);
470 log_msg(1, "command was '%s'", command);
471 if (!strcmp(mountpoint, "swap")) {
472 log_to_screen(tmp);
473 } else {
474 log_msg(2, "Retrying w/o the '-t' switch");
475 mr_free(command);
476 mr_asprintf(command, "mount %s %s 2>> %s", device, mountdir, MONDO_LOGFILE);
477 log_msg(2, "2nd command = '%s'", command);
478 res = run_program_and_log_output(command, TRUE);
479 if (res == 0) {
480 log_msg(1,
481 "That's OK. I called mount w/o a filesystem type and it worked fine in the end.");
482 } else {
483 log_to_screen(tmp);
484 }
485 }
486 }
487
488 if (res && !strcmp(mountpoint, "swap")) {
489 log_msg(2, "That's ok. It's just a swap partition.");
490 log_msg(2, "Non-fatal error. Returning 0.");
491 res = 0;
492 }
493
494mr_free(tmp);
495mr_free(command);
496mr_free(mountdir);
497mr_free(mountpoint);
498
499return (res);
500}
501/**************************************************************************
502 *END_MOUNT_DEVICE *
503**************************************************************************/
504
505
506/**
507 * Mount all devices in @p p_external_copy_of_mountlist on @p MNT_RESTORING.
508 * @param p_external_copy_of_mountlist The mountlist containing devices to be mounted.
509 * @param writeable If TRUE, then mount read-write; if FALSE mount read-only.
510 * @return The number of errors encountered (0 for success).
511 */
512int mount_all_devices(struct mountlist_itself *p_external_copy_of_mountlist, bool writeable)
513{
514int retval = 0, lino, res;
515char *tmp = NULL;
516char *these_failed = NULL;
517struct mountlist_itself *mountlist = NULL;
518
519assert(p_external_copy_of_mountlist != NULL);
520mountlist = malloc(sizeof(struct mountlist_itself));
521memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist,
522 sizeof(struct mountlist_itself));
523 sort_mountlist_by_mountpoint(mountlist, 0);
524
525
526 mvaddstr_and_log_it(g_currentY, 0, "Mounting devices ");
527 open_progress_form("Mounting devices", "I am now mounting all the drives.", "This should not take long.", "", mountlist->entries);
528
529 mr_asprintf(these_failed, "");
530 for (lino = 0; lino < mountlist->entries; lino++) {
531 if (!strcmp(mountlist->el[lino].device, "/proc")) {
532 log_msg(1, "Again with the /proc - why is this in your mountlist?");
533 } else if (is_this_device_mounted(mountlist->el[lino].device)) {
534 log_to_screen("%s is already mounted", mountlist->el[lino].device);
535 } else if (strcmp(mountlist->el[lino].mountpoint, "none")
536 && strcmp(mountlist->el[lino].mountpoint, "lvm")
537 && strcmp(mountlist->el[lino].mountpoint, "raid")
538 && strcmp(mountlist->el[lino].mountpoint, "image")) {
539 mr_asprintf(tmp, "Mounting %s", mountlist->el[lino].device);
540 update_progress_form(tmp);
541 mr_free(tmp);
542 res = mount_device(mountlist->el[lino].device, mountlist->el[lino].mountpoint, mountlist->el[lino].format, writeable);
543 retval += res;
544 if (res) {
545 mr_strcat(these_failed, "%s ",mountlist->el[lino].device);
546 }
547 }
548 g_current_progress++;
549 }
550 close_progress_form();
551 if (retval) {
552 if (g_partition_table_locked_up > 0) {
553 log_to_screen("fdisk's ictol() call to refresh its copy of the partition table causes the kernel to");
554 log_to_screen("lock up the partition table. You might have to reboot and use Interactive Mode to");
555 log_to_screen("format and restore *without* partitioning first. Sorry for the inconvenience.");
556 }
557 mr_asprintf(tmp, "Could not mount device(s) %s- shall I abort?", these_failed);
558
559 if (!ask_me_yes_or_no(tmp)) {
560 retval = 0;
561 log_to_screen("Continuing, although some device(s) failed to be mounted");
562 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
563 } else {
564 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
565 log_to_screen("Unable to mount some or all of your partitions.");
566 }
567 mr_free(tmp);
568 } else {
569 log_to_screen("All partitions were mounted OK.");
570 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
571 }
572 paranoid_free(these_failed);
573
574 /* Also mounting under MNT_RESTORING special FS */
575 (void)mount_device("/proc","/proc","proc",TRUE);
576 (void)mount_device("/sys","/sys","sysfs",TRUE);
577 run_program_and_log_output("df -m -P", 3);
578 paranoid_free(mountlist);
579 return (retval);
580}
581/**************************************************************************
582*END_MOUNT_ALL_DEVICES *
583**************************************************************************/
584
585
586/**
587* Fix some miscellaneous things in the filesystem so the system will come
588* up correctly on the first boot.
589*/
590void protect_against_braindead_sysadmins() {
591
592run_program_and_log_output("touch " MNT_RESTORING "/var/log/pacct", FALSE);
593run_program_and_log_output("touch " MNT_RESTORING "/var/account/pacct", FALSE);
594if (run_program_and_log_output("ls -al " MNT_RESTORING " /tmp", FALSE)) {
595 run_program_and_log_output("chmod 1777 " MNT_RESTORING "/tmp", FALSE);
596}
597run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run/console", FALSE);
598run_program_and_log_output("chmod 777 " MNT_RESTORING "/dev/null", FALSE);
599run_program_and_log_output("cd " MNT_RESTORING "; 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", TRUE);
600run_program_and_log_output("rm -f " MNT_RESTORING "/var/run/*.pid", TRUE);
601run_program_and_log_output("rm -f " MNT_RESTORING "/var/lock/subsys/*", TRUE);
602}
603
604/**************************************************************************
605*END_PROTECT_AGAINST_BRAINDEAD_SYSADMINS *
606**************************************************************************/
607
608
609
610
611/**
612* Fill out @p bkpinfo based on @p cfg_file.
613* @param cfg_file The mondorestore.cfg file to read into @p bkpinfo.
614* @param bkpinfo The backup information structure to fill out with information
615* from @p cfg_file.
616* @return 0 for success, nonzero for failure.
617*/
618int read_cfg_file_into_bkpinfo(char *cfgf)
619{
620/** add mallocs **/
621char value[MAX_STR_LEN];
622char *tmp1 = NULL;
623char *envtmp1 = NULL;
624char *envtmp2 = NULL;
625char *command = NULL;
626char iso_mnt[MAX_STR_LEN];
627char iso_path[MAX_STR_LEN];
628char *old_isodir = NULL;
629char *cfg_file = NULL;
630t_bkptype media_specified_by_user;
631
632// assert_string_is_neither_NULL_nor_zerolength(cfg_file);
633assert(bkpinfo != NULL);
634assert(cfgf != NULL);
635log_it("Entering read_cfg_file_into_bkpinfo");
636
637if (!cfgf) {
638 mr_asprintf(cfg_file, "%s", g_mondo_cfg_file);
639} else {
640 mr_asprintf(cfg_file, "%s", cfgf);
641}
642
643media_specified_by_user = bkpinfo->backup_media_type; // or 'none', if not specified
644
645if (0 == read_cfg_var(cfg_file, "backup-media-type", value)) {
646 if (!strcmp(value, "cdstream")) {
647 bkpinfo->backup_media_type = cdstream;
648 } else if (!strcmp(value, "cdr")) {
649 bkpinfo->backup_media_type = cdr;
650 } else if (!strcmp(value, "cdrw")) {
651 bkpinfo->backup_media_type = cdrw;
652 } else if (!strcmp(value, "dvd")) {
653 bkpinfo->backup_media_type = dvd;
654 } else if (!strcmp(value, "usb")) {
655 bkpinfo->backup_media_type = usb;
656 bkpinfo->please_dont_eject = TRUE;
657 } else if (!strcmp(value, "iso")) {
658 bkpinfo->backup_media_type = iso;
659 if (am_I_in_disaster_recovery_mode()) {
660 /* Check to see if CD is already mounted before mounting it... */
661 if (!is_this_device_mounted("/dev/cdrom")) {
662 log_msg(2, "NB: CDROM device not mounted, mounting...");
663 run_program_and_log_output("mount /dev/cdrom "MNT_CDROM, 1);
664 }
665 if (does_file_exist(MNT_CDROM"/archives/filelist.0")) {
666 bkpinfo->backup_media_type = cdr;
667 run_program_and_log_output("umount -d "MNT_CDROM, 1);
668 log_it("Re-jigging configuration AGAIN. CD-R, not ISO.");
669 }
670 }
671 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
672 strcpy(bkpinfo->prefix,value);
673 } else {
674 strcpy(bkpinfo->prefix,STD_PREFIX);
675 }
676 log_it("Setting Prefix to %s", bkpinfo->prefix);
677 } else if ((!strcmp(value, "netfs")) || (!strcmp(value, "nfs"))) {
678 /* Stay compatible with previous versions by allowing nfs as an entry here */
679 bkpinfo->backup_media_type = netfs;
680 bkpinfo->please_dont_eject = TRUE;
681 if (read_cfg_var(cfg_file, "netfs-proto", value) == 0) {
682 mr_asprintf(bkpinfo->netfs_proto,"%s", value);
683 } else {
684 /* For compatibility, force protocol in old nfs case to be transparent */
685 mr_asprintf(bkpinfo->netfs_proto, "nfs");
686 }
687 if (read_cfg_var(cfg_file, "netfs-server-user", value) == 0) {
688 mr_asprintf(bkpinfo->netfs_user,"%s", value);
689 }
690 if (read_cfg_var(cfg_file, "iso-prefix", value) == 0) {
691 strcpy(bkpinfo->prefix,value);
692 } else {
693 strcpy(bkpinfo->prefix,STD_PREFIX);
694 }
695 if (strstr(call_program_and_get_last_line_of_output("cat /proc/cmdline"), "pxe")) {
696 /* We need to override prefix value in PXE mode as it's
697 * already done in start-netfs */
698 envtmp1 = getenv("imgname");
699 if (envtmp1 == NULL) {
700 fatal_error("no imgname variable in environment");
701 }
702 strcpy(bkpinfo->prefix,envtmp1);
703 }
704 } else if (!strcmp(value, "tape")) {
705 bkpinfo->backup_media_type = tape;
706 } else if (!strcmp(value, "udev")) {
707 bkpinfo->backup_media_type = udev;
708 } else {
709 fatal_error("UNKNOWN bkp-media-type");
710 }
711} else {
712 fatal_error("backup-media-type not specified!");
713}
714
715if (bkpinfo->disaster_recovery) {
716 if (bkpinfo->backup_media_type == cdstream) {
717 sprintf(bkpinfo->media_device, "/dev/cdrom");
718 bkpinfo->media_size = 650; /* good guess */
719 } else if (bkpinfo->backup_media_type == usb) {
720 envtmp1 = getenv("MRUSBDEV");
721 if (envtmp1 == NULL) {
722 if (read_cfg_var(cfg_file, "usb-dev", value)) {
723 fatal_error("Cannot get USB device name from cfg file");
724 }
725 } else {
726 strcpy(value,envtmp1);
727 }
728 sprintf(bkpinfo->media_device, "%s1", value);
729 log_msg(2, "Backup medium is USB --- dev=%s", bkpinfo->media_device);
730 } else if (bkpinfo->backup_media_type == tape || bkpinfo->backup_media_type == udev) {
731 if (read_cfg_var(cfg_file, "media-dev", value)) {
732 fatal_error("Cannot get tape device name from cfg file");
733 }
734 strcpy(bkpinfo->media_device, value);
735 read_cfg_var(cfg_file, "media-size", value);
736 bkpinfo->media_size = atol(value);
737 log_msg(2, "Backup medium is TAPE --- dev=%s", bkpinfo->media_device);
738 } else {
739 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* we don't really need this var */
740 bkpinfo->media_size = 1999 * 1024; /* 650, probably, but we don't need this var anyway */
741 log_msg(2, "Backup medium is similar to CD-R[W]");
742 }
743} else {
744 log_msg(2, "Not in Disaster Recovery Mode. No need to derive device name from config file.");
745}
746
747read_cfg_var(cfg_file, "use-star", value);
748if (strstr(value, "yes")) {
749 bkpinfo->use_star = TRUE;
750 log_msg(1, "Goody! ... bkpinfo->use_star is now true.");
751}
752
753read_cfg_var(cfg_file, "obdr", value);
754if (strstr(value, "TRUE")) {
755 bkpinfo->use_obdr = TRUE;
756 log_msg(1, "OBDR mode activated");
757}
758
759read_cfg_var(cfg_file, "acl", value);
760if (strstr(value, "TRUE")) {
761 mr_asprintf(g_getfacl,"setfacl");
762 log_msg(1, "We will restore ACLs");
763 if (! find_home_of_exe("setfacl")) {
764 log_msg(1, "Unable to restore ACLs as no setfacl found");
765 }
766}
767read_cfg_var(cfg_file, "xattr", value);
768if (strstr(value, "TRUE")) {
769 mr_asprintf(g_getfattr,"setfattr");
770 log_msg(1, "We will restore XATTRs");
771 if (! find_home_of_exe("setfattr")) {
772 log_msg(1, "Unable to restore XATTRs as no setfattr found");
773 }
774}
775
776if (0 == read_cfg_var(cfg_file, "internal-tape-block-size", value)) {
777 bkpinfo->internal_tape_block_size = atol(value);
778} else {
779 bkpinfo->internal_tape_block_size = DEFAULT_INTERNAL_TAPE_BLOCK_SIZE;
780}
781log_msg(1, "Internal tape block size set to %ld", bkpinfo->internal_tape_block_size);
782
783read_cfg_var(cfg_file, "use-lzma", value);
784if (strstr(value, "yes")) {
785 bkpinfo->use_lzma = TRUE;
786 bkpinfo->use_lzo = FALSE;
787 bkpinfo->use_gzip = FALSE;
788 strcpy(bkpinfo->zip_exe, "lzma");
789 strcpy(bkpinfo->zip_suffix, "lzma");
790}
791
792read_cfg_var(cfg_file, "use-lzo", value);
793if (strstr(value, "yes")) {
794 bkpinfo->use_lzma = FALSE;
795 bkpinfo->use_lzo = TRUE;
796 bkpinfo->use_gzip = FALSE;
797 strcpy(bkpinfo->zip_exe, "lzop");
798 strcpy(bkpinfo->zip_suffix, "lzo");
799}
800
801read_cfg_var(cfg_file, "use-gzip", value);
802if (strstr(value, "yes")) {
803 bkpinfo->use_lzma = FALSE;
804 bkpinfo->use_lzo = FALSE;
805 bkpinfo->use_gzip = TRUE;
806 strcpy(bkpinfo->zip_exe, "gzip");
807 strcpy(bkpinfo->zip_suffix, "gz");
808}
809
810read_cfg_var(cfg_file, "use-comp", value);
811if (strstr(value, "yes")) {
812 bkpinfo->use_lzma = FALSE;
813 bkpinfo->use_lzo = FALSE;
814 bkpinfo->use_gzip = FALSE;
815 strcpy(bkpinfo->zip_exe, "bzip2");
816 strcpy(bkpinfo->zip_suffix, "bz2");
817}
818
819value[0] = '\0';
820read_cfg_var(cfg_file, "differential", value);
821if (!strcmp(value, "yes") || !strcmp(value, "1")) {
822 bkpinfo->differential = TRUE;
823}
824log_msg(2, "differential var = '%s'", value);
825if (bkpinfo->differential) {
826 log_msg(2, "THIS IS A DIFFERENTIAL BACKUP");
827} else {
828 log_msg(2, "This is a regular (full) backup");
829}
830
831read_cfg_var(cfg_file, "please-dont-eject", value);
832if (value[0] || strstr(call_program_and_get_last_line_of_output("cat /proc/cmdline"), "donteject")) {
833 bkpinfo->please_dont_eject = TRUE;
834 log_msg(2, "Ok, I shan't eject when restoring! Groovy.");
835}
836
837/* TODO: Read here the boot_* variables */
838read_cfg_var(cfg_file, "boot-type", value);
839if (!strcmp(value, "BIOS")) {
840 bkpinfo->boot_type = BIOS;
841} else if (!strcmp(value, "EFI")) {
842 bkpinfo->boot_type = EFI;
843} else if (!strcmp(value, "UEFI")) {
844 bkpinfo->boot_type = UEFI;
845} else {
846 log_msg(1, "No known boot type found");
847}
848log_msg(1, "Found %s boot type",value);
849
850if (bkpinfo->backup_media_type == netfs) {
851 if (!cfgf) {
852 if (bkpinfo->netfs_mount) {
853 log_msg(2, "netfs_mount remains %s", bkpinfo->netfs_mount);
854 }
855 if (bkpinfo->netfs_remote_dir != NULL) {
856 log_msg(2, "netfs_remote_dir remains %s", bkpinfo->netfs_remote_dir);
857 }
858 log_msg(2, "...cos it wouldn't make sense to abandon the values that GOT ME to this config file in the first place");
859 } else {
860 read_cfg_var(cfg_file, "netfs-server-mount", value);
861 mr_free(bkpinfo->netfs_mount);
862 mr_asprintf(bkpinfo->netfs_mount, "%s", value);
863 if (bkpinfo->netfs_mount != NULL) {
864 log_msg(2, "netfs_mount is %s", bkpinfo->netfs_mount);
865 }
866
867 read_cfg_var(cfg_file, "iso-dir", value);
868 mr_free(bkpinfo->netfs_remote_dir);
869 mr_asprintf(bkpinfo->netfs_remote_dir, "%s", value);
870 if (bkpinfo->netfs_remote_dir != NULL) {
871 log_msg(2, "netfs_remote_dir is %s", bkpinfo->netfs_remote_dir);
872 }
873
874 if (bkpinfo->netfs_proto != NULL) {
875 log_msg(2, "netfs_proto is %s", bkpinfo->netfs_proto);
876 }
877 if (bkpinfo->netfs_user != NULL) {
878 log_msg(2, "netfs_user is %s", bkpinfo->netfs_user);
879 }
880 }
881 if (strstr(call_program_and_get_last_line_of_output("cat /proc/cmdline"), "pxe")) {
882 /* We need to override values in PXE mode as it's
883 * already done in start-netfs */
884 envtmp1 = getenv("netfsmount");
885 if (envtmp1 == NULL) {
886 fatal_error("no netfsmount variable in environment");
887 }
888 envtmp2 = getenv("dirimg");
889 if (envtmp2 == NULL) {
890 fatal_error("no dirimg variable in environment");
891 }
892 mr_free(bkpinfo->netfs_mount);
893 mr_asprintf(bkpinfo->netfs_mount, "%s", envtmp1);
894
895 mr_free(bkpinfo->netfs_remote_dir);
896 mr_asprintf(bkpinfo->netfs_remote_dir, "%s", envtmp2);
897 }
898} else if (bkpinfo->backup_media_type == iso) {
899 /* Patch by Conor Daly 23-june-2004
900 * to correctly mount iso-dev and set a sensible
901 * isodir in disaster recovery mode
902 */
903 mr_asprintf(old_isodir, "%s", bkpinfo->isodir);
904 read_cfg_var(cfg_file, "iso-mnt", iso_mnt);
905 read_cfg_var(cfg_file, "iso-dir", iso_path);
906 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
907 if (!bkpinfo->isodir[0]) {
908 strcpy(bkpinfo->isodir, old_isodir);
909 }
910 if ((!bkpinfo->disaster_recovery) || (g_isodir_device[0] != '\0')) {
911 if (strcmp(old_isodir, bkpinfo->isodir)) {
912 log_it("user nominated isodir %s differs from archive, keeping user's choice: %s\n", bkpinfo->isodir, old_isodir );
913 strcpy(bkpinfo->isodir, old_isodir);
914 }
915 }
916 mr_free(old_isodir);
917
918 if (g_isodir_device[0] == '\0') {
919 /* We don't want to loose our conf made earlier in iso_fiddly_bits
920 * so go here only if job not done already */
921 read_cfg_var(cfg_file, "iso-dev", g_isodir_device);
922 }
923
924 log_msg(2, "isodir=%s; iso-dev=%s", bkpinfo->isodir, g_isodir_device);
925
926 if (bkpinfo->disaster_recovery) {
927 if (is_this_device_mounted(g_isodir_device)) {
928 log_msg(2, "NB: isodir is already mounted");
929 /* Find out where it's mounted */
930 mr_asprintf(command, "mount | grep -E '^%s' | tail -n1 | cut -d' ' -f3", g_isodir_device);
931 log_it("command = %s", command);
932 log_it("res of it = %s", call_program_and_get_last_line_of_output(command));
933 sprintf(iso_mnt, "%s", call_program_and_get_last_line_of_output(command));
934 mr_free(command);
935 } else {
936 sprintf(iso_mnt, "/tmp/isodir");
937 mr_asprintf(tmp1, "mkdir -p %s", iso_mnt);
938 run_program_and_log_output(tmp1, 5);
939 mr_free(tmp1);
940
941 mr_asprintf(tmp1, "mount %s %s", g_isodir_device, iso_mnt);
942 if (run_program_and_log_output(tmp1, 3)) {
943 log_msg(1, "Unable to mount isodir. Perhaps this is really a CD backup?");
944 bkpinfo->backup_media_type = cdr;
945 strcpy(bkpinfo->media_device, "/dev/cdrom"); /* superfluous */
946 bkpinfo->isodir[0] = iso_mnt[0] = iso_path[0] = '\0';
947 if (mount_media()) {
948 mr_free(tmp1);
949 fatal_error("Unable to mount isodir. Failed to mount CD-ROM as well.");
950 } else {
951 log_msg(1, "You backed up to disk, then burned some CDs.");
952 }
953 }
954 mr_free(tmp1);
955 }
956 /* bkpinfo->isodir should now be the true path to prefix-1.iso etc... */
957 /* except when already done in iso_fiddly_bits */
958 if ((bkpinfo->backup_media_type == iso) && (g_isodir_device[0] == '\0')) {
959 sprintf(bkpinfo->isodir, "%s%s", iso_mnt, iso_path);
960 }
961 }
962}
963mr_free(cfg_file);
964
965if (media_specified_by_user != none) {
966 if (g_restoring_live_from_cd) {
967 if (bkpinfo->backup_media_type != media_specified_by_user) {
968 log_msg(2, "bkpinfo->backup_media_type != media_specified_by_user, so I'd better ask :)");
969 interactively_obtain_media_parameters_from_user(FALSE);
970 media_specified_by_user = bkpinfo->backup_media_type;
971 get_cfg_file_from_archive();
972 }
973 }
974 bkpinfo->backup_media_type = media_specified_by_user;
975}
976g_backup_media_type = bkpinfo->backup_media_type;
977return (0);
978
979}
980
981/**************************************************************************
982*END_READ_CFG_FILE_INTO_BKPINFO *
983**************************************************************************/
984
985
986
987
988/**
989 * Allow the user to edit the filelist and biggielist.
990 * The filelist is unlinked after it is read.
991 * @param bkpinfo The backup information structure. Fields used:
992 * - @c bkpinfo->backup_media_type
993 * - @c bkpinfo->isodir
994 * - @c bkpinfo->media_device
995 * - @c bkpinfo->tmpdir
996 * @return The filelist structure containing the information read from disk.
997 */
998struct
999s_node *process_filelist_and_biggielist()
1000{
1001struct s_node *filelist;
1002
1003char *command = NULL;
1004char *tmp;
1005char *q;
1006int res = 0;
1007pid_t pid;
1008bool extract_mountlist_stub = FALSE;
1009
1010assert(bkpinfo != NULL);
1011malloc_string(tmp);
1012
1013/* If those files already exist, do not overwrite them later on */
1014if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
1015 extract_mountlist_stub = FALSE;
1016} else {
1017 extract_mountlist_stub = TRUE;
1018}
1019
1020if (does_file_exist(g_filelist_full)
1021&& does_file_exist(g_biggielist_txt)) {
1022 log_msg(1, "%s exists", g_filelist_full);
1023 log_msg(1, "%s exists", g_biggielist_txt);
1024 log_msg(2,
1025 "Filelist and biggielist already recovered from media. Yay!");
1026} else {
1027 if (getcwd(tmp, MAX_STR_LEN) == NULL) {
1028 // FIXME
1029 }
1030 if (chdir(bkpinfo->tmpdir)) {
1031 // FIXME
1032 }
1033 log_msg(1, "chdir(%s)", bkpinfo->tmpdir);
1034 log_to_screen("Extracting filelist and biggielist from media...");
1035 unlink("/tmp/filelist.full");
1036 unlink(FILELIST_FULL_STUB);
1037 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1038 mr_asprintf(command, "tar -b %ld -zxf %s ./%s ./%s ./%s ./%s ./%s", bkpinfo->internal_tape_block_size, bkpinfo->media_device, MOUNTLIST_FNAME_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB, MONDO_CFG_FILE_STUB);
1039 log_msg(1, "tarcommand = %s", command);
1040 run_program_and_log_output(command, 1);
1041 mr_free(command);
1042
1043 if (!does_file_exist(FILELIST_FULL_STUB)) {
1044 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1045 log_msg(2, "pre-2.2.4 compatible mode on");
1046 mr_asprintf(command, "tar -b %ld -zxf %s %s %s %s %s %s", bkpinfo->internal_tape_block_size, bkpinfo->media_device, MOUNTLIST_FNAME_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB, MONDO_CFG_FILE_STUB);
1047 log_msg(1, "tarcommand = %s", command);
1048 run_program_and_log_output(command, 1);
1049 mr_free(command);
1050 }
1051 } else {
1052 log_msg(2, "Calling insist_on_this_cd_number; bkpinfo->isodir=%s", bkpinfo->isodir);
1053 insist_on_this_cd_number(1);
1054 log_msg(2, "Back from iotcn");
1055 run_program_and_log_output("mount", 1);
1056 mr_asprintf(command, "tar -zxf %s/images/all.tar.gz ./%s ./%s ./%s ./%s ./%s", MNT_CDROM, MOUNTLIST_FNAME_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB, MONDO_CFG_FILE_STUB);
1057
1058 log_msg(1, "tarcommand = %s", command);
1059 run_program_and_log_output(command, 1);
1060 mr_free(command);
1061
1062 if (!does_file_exist(FILELIST_FULL_STUB)) {
1063 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
1064 log_msg(2, "pre-2.2.4 compatible mode on");
1065 mr_asprintf(command, "tar -zxf %s/images/all.tar.gz %s %s %s %s %s", MNT_CDROM, MOUNTLIST_FNAME_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB, MONDO_CFG_FILE_STUB);
1066
1067 log_msg(1, "tarcommand = %s", command);
1068 run_program_and_log_output(command, 1);
1069 mr_free(command);
1070 }
1071 if (!does_file_exist(BIGGIELIST_TXT_STUB)) {
1072 fatal_error("all.tar.gz did not include " BIGGIELIST_TXT_STUB);
1073 }
1074 if (!does_file_exist(FILELIST_FULL_STUB)) {
1075 fatal_error("all.tar.gz did not include " FILELIST_FULL_STUB);
1076 }
1077 }
1078 mr_asprintf(command, "cp -f %s %s", MONDO_CFG_FILE_STUB, g_mondo_cfg_file);
1079 run_program_and_log_output(command, FALSE);
1080 mr_free(command);
1081
1082 mr_asprintf(command, "cp -f %s/%s %s", bkpinfo->tmpdir, BIGGIELIST_TXT_STUB, g_biggielist_txt);
1083 log_msg(1, "command = %s", command);
1084 paranoid_system(command);
1085 mr_free(command);
1086
1087 mr_asprintf(command, "ln -sf %s/%s %s", bkpinfo->tmpdir, FILELIST_FULL_STUB, g_filelist_full);
1088 log_msg(1, "command = %s", command);
1089 paranoid_system(command);
1090 mr_free(command);
1091 }
1092
1093 if (am_I_in_disaster_recovery_mode()
1094 &&
1095 /* If it was there, do not overwrite it */
1096 (extract_mountlist_stub)
1097 &&
1098 ask_me_yes_or_no("Do you want to retrieve the mountlist as well?"))
1099 {
1100 mr_asprintf(command, "ln -sf %s/%s /tmp", MOUNTLIST_FNAME_STUB, bkpinfo->tmpdir);
1101 paranoid_system(command);
1102 mr_free(command);
1103 }
1104
1105 if (chdir(tmp)) {
1106 // FIXME
1107 }
1108
1109 if (!does_file_exist(g_biggielist_txt)) {
1110 log_msg(1, "Warning - %s not found", g_biggielist_txt);
1111 }
1112 if (!does_file_exist(g_filelist_full)) {
1113 log_msg(1, "Warning - %s does not exist", g_filelist_full);
1114 }
1115
1116 log_msg(2, "Forking");
1117 pid = fork();
1118 switch (pid) {
1119 case -1:
1120 fatal_error("Forking error");
1121 break;
1122
1123 case 0:
1124 log_to_screen("Pre-processing filelist");
1125 if (!does_file_exist(g_biggielist_txt)) {
1126 mr_asprintf(command, "echo -n > %s", g_biggielist_txt);
1127 paranoid_system(command);
1128 mr_free(command);
1129 }
1130 mr_asprintf(command, "grep -E '^/dev/.*' %s > %s", g_biggielist_txt, g_filelist_imagedevs);
1131 paranoid_system(command);
1132 mr_free(command);
1133 exit(0);
1134 break;
1135
1136 default:
1137 open_evalcall_form("Pre-processing filelist");
1138 while (!waitpid(pid, (int *) 0, WNOHANG)) {
1139 usleep(100000);
1140 update_evalcall_form(0);
1141 }
1142 }
1143 close_evalcall_form();
1144
1145 log_msg(3, "loading filelist");
1146 filelist = load_filelist(g_filelist_full);
1147 log_msg(3, "deleting original filelist");
1148 unlink(g_filelist_full);
1149 if (g_text_mode) {
1150 q = NULL;
1151 while (q == NULL) {
1152 printf("Restore which directory? --> ");
1153 mr_getline(q, stdin);
1154 }
1155 toggle_path_selection(filelist, q, TRUE);
1156 if (strlen(q) == 0) {
1157 res = 1;
1158 } else {
1159 res = 0;
1160 }
1161 mr_free(q);
1162 } else {
1163 res = edit_filelist(filelist);
1164 }
1165 if (res) {
1166 log_msg(2, "User hit 'cancel'. Freeing filelist and aborting.");
1167 free_filelist(filelist);
1168 return (NULL);
1169 }
1170 ask_about_these_imagedevs(g_filelist_imagedevs, g_imagedevs_restthese);
1171 close_evalcall_form();
1172
1173 // NB: It's not necessary to add g_biggielist_txt to the filelist.full
1174 // file. The filelist.full file already contains the filename of EVERY
1175 // file backed up - regular and biggie files.
1176
1177 // However, we do want to make sure the imagedevs selected by the user
1178 // are flagged for restoring.
1179 if (length_of_file(g_imagedevs_restthese) > 2) {
1180 add_list_of_files_to_filelist(filelist, g_imagedevs_restthese,
1181 TRUE);
1182 }
1183
1184 paranoid_free(tmp);
1185 return (filelist);
1186}
1187
1188/**************************************************************************
1189 *END_ PROCESS_FILELIST_AND_BIGGIELIST *
1190 **************************************************************************/
1191
1192
1193
1194
1195/**
1196 * Make a backup copy of <tt>path_root</tt>/<tt>filename</tt>.
1197 * The backup filename is the filename of the original with ".pristine" added.
1198 * @param path_root The place where the filesystem is mounted (e.g. MNT_RESTORING).
1199 * @param filename The filename (absolute path) within @p path_root.
1200 * @return 0 for success, nonzero for failure.
1201 */
1202int backup_crucial_file(char *path_root, char *filename)
1203{
1204 char *tmp = NULL;
1205 char *command = NULL;
1206 int res;
1207
1208 assert(path_root != NULL);
1209 assert_string_is_neither_NULL_nor_zerolength(filename);
1210
1211 mr_asprintf(tmp, "%s/%s", path_root, filename);
1212 mr_asprintf(command, "cp -f %s %s.pristine", tmp, tmp);
1213 mr_free(tmp);
1214
1215 res = run_program_and_log_output(command, 5);
1216 mr_free(command);
1217 return (res);
1218}
1219
1220void offer_to_make_initrd() {
1221
1222if (bkpinfo->restore_mode != nuke) {
1223 if (ask_me_yes_or_no
1224 ("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 ?")) {
1225 log_msg(1,"Launching shell for manual initrd recreation");
1226 if (does_file_exist(MNT_RESTORING"/etc/arch-release")) {
1227 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");
1228 } else {
1229 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.");
1230 }
1231 mvaddstr_and_log_it(g_currentY, 0, "Modifying initrd...");
1232 if (!g_text_mode) {
1233 newtSuspend();
1234 }
1235 paranoid_system("chroot " MNT_RESTORING);
1236 if (!g_text_mode) {
1237 newtResume();
1238 }
1239 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1240 } else {
1241 return;
1242 }
1243} else {
1244 log_to_screen("Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1245 log_msg(1,"Non-interactive mode: no way to give you the keyboard so that you re-generate your initrd. Hope it's OK");
1246}
1247}
1248
1249
1250/**
1251 * Install the user's boot loader in the MBR.
1252 * Currently LILO, ELILO, GRUB, RAW (dd of MBR), and the FreeBSD bootloader are supported.
1253 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1254 * @return 0 for success, nonzero for failure.
1255 */
1256int run_boot_loader(bool offer_to_hack_scripts)
1257{
1258 int res;
1259 int retval = 0;
1260
1261 /** malloc *******/
1262 char *device = NULL;
1263 char *name = NULL;
1264 char *cmd = NULL;
1265
1266 malloc_string(device);
1267 malloc_string(name);
1268
1269 /* In order to have a working bootloader, we need to have all devices
1270 * ready in the chroot. If they are not there (udev) then copy them from
1271 * the current /dev location
1272 */
1273 mr_asprintf(cmd,"tar cf - /dev | ( cd %s ; tar xf - )",MNT_RESTORING);
1274 run_program_and_log_output(cmd, 3);
1275 paranoid_free(cmd);
1276
1277 backup_crucial_file(MNT_RESTORING, "/etc/fstab");
1278 backup_crucial_file(MNT_RESTORING, "/boot/grub/menu.lst");
1279 backup_crucial_file(MNT_RESTORING, "/boot/grub/grub.cfg");
1280 backup_crucial_file(MNT_RESTORING, "/boot/grub2/grub.cfg");
1281 backup_crucial_file(MNT_RESTORING, "/etc/lilo.conf");
1282 backup_crucial_file(MNT_RESTORING, "/etc/elilo.conf");
1283 backup_crucial_file(MNT_RESTORING, "/boot/grub/device.map");
1284 backup_crucial_file(MNT_RESTORING, "/boot/grub2/device.map");
1285 backup_crucial_file(MNT_RESTORING, "/etc/mtab");
1286 read_cfg_var(g_mondo_cfg_file, "bootloader.device", device);
1287 read_cfg_var(g_mondo_cfg_file, "bootloader.name", name);
1288 log_msg(2, "run_boot_loader: device='%s', name='%s'", device, name);
1289 sync();
1290
1291 offer_to_make_initrd();
1292 if (!strcmp(name, "LILO")) {
1293 res = run_lilo(offer_to_hack_scripts);
1294 } else if (!strcmp(name, "ELILO")) {
1295 res = run_elilo(offer_to_hack_scripts);
1296 } else if (!strcmp(name, "GRUB")) {
1297 res = run_grub(offer_to_hack_scripts, device);
1298 } else if (!strcmp(name, "RAW")) {
1299 res = run_raw_mbr(offer_to_hack_scripts, device);
1300 }
1301#ifdef __FreeBSD__
1302 else if (!strcmp(name, "BOOT0")) {
1303 mr_asprintf(tmp, "boot0cfg -B %s", device);
1304 res = run_program_and_log_output(tmp, FALSE);
1305 paranoid_free(tmp);
1306 } else {
1307 mr_asprintf(tmp, "ls /dev | grep -Eq '^%ss[1-4].*'", device);
1308 if (!system(tmp)) {
1309 mr_free(tmp);
1310 mr_asprintf(tmp, MNT_RESTORING "/sbin/fdisk -B %s", device);
1311 res = run_program_and_log_output(tmp, 3);
1312 } else {
1313 log_msg(1, "I'm not running any boot loader. You have a DD boot drive. It's already loaded up.");
1314 }
1315 mr_free(tmp);
1316 }
1317#else
1318 else {
1319 log_to_screen
1320 ("Unable to determine type of boot loader. Defaulting to LILO.");
1321 res = run_lilo(offer_to_hack_scripts);
1322 }
1323#endif
1324 retval += res;
1325 if (res) {
1326 log_to_screen("Your boot loader returned an error");
1327 } else {
1328 log_to_screen("Your boot loader ran OK");
1329 }
1330 paranoid_free(device);
1331 paranoid_free(name);
1332 return (retval);
1333}
1334
1335/**************************************************************************
1336 *END_ RUN_BOOT_LOADER *
1337 **************************************************************************/
1338
1339
1340
1341/**
1342 * Attempt to find the user's editor.
1343 * @return The editor found ("vi" if none could be found).
1344 * @note The returned string points to static storage that will be overwritten with each call.
1345 */
1346char *find_my_editor(void) {
1347
1348 static char output[MAX_STR_LEN];
1349 if (find_home_of_exe("pico")) {
1350 strcpy(output, "pico");
1351 } else if (find_home_of_exe("nano")) {
1352 strcpy(output, "nano");
1353 } else if (find_home_of_exe("e3em")) {
1354 strcpy(output, "e3em");
1355 } else if (find_home_of_exe("e3vi")) {
1356 strcpy(output, "e3vi");
1357 } else {
1358 strcpy(output, "vi");
1359 }
1360 if (!find_home_of_exe(output)) {
1361 log_msg(2, " (find_my_editor) --- warning - %s not found", output);
1362 }
1363 return (output);
1364}
1365
1366
1367/**
1368 * Install GRUB on @p bd.
1369 * @param offer_to_run_stabgrub If TRUE, then offer to hack the user's fstab for them.
1370 * @param bd The boot device where GRUB is installed.
1371 * @return 0 for success, nonzero for failure.
1372 */
1373int run_grub(bool offer_to_run_stabgrub, char *bd)
1374{
1375 /** malloc **/
1376 char *command = NULL;
1377 char *boot_device = NULL;
1378 char *tmp = NULL;
1379 char *editor = NULL;
1380
1381 bool done;
1382 int res = 0; /* FALSE */
1383 bool mntlistchg = FALSE;
1384 FILE *fin = NULL;
1385
1386 malloc_string(boot_device);
1387
1388 assert_string_is_neither_NULL_nor_zerolength(bd);
1389 strcpy(boot_device, bd);
1390
1391 if (offer_to_run_stabgrub && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?")) {
1392 /* interactive mode */
1393 mvaddstr_and_log_it(g_currentY, 0, "Modifying fstab, mtab, device.map and menu.lst/grub.cfg, and running GRUB...");
1394 /* Did we changed the mountlist ? If yes, then force editing conf files */
1395 if ((fin = fopen(MONDO_MNTLISTCHG, "r")) != NULL) {
1396 mntlistchg = TRUE;
1397 }
1398 for (done = FALSE; !done;) {
1399 popup_and_get_string("Boot device", "Please confirm/enter the boot device. If in doubt, try /dev/sda", boot_device, MAX_STR_LEN / 4);
1400 /* Only try to adapt grub here first if the mountlist wasn't changed before */
1401 if (! mntlistchg) {
1402 mr_asprintf(command, "mr-stabgrub-me %s", boot_device);
1403 res = run_program_and_log_output(command, 1);
1404 mr_free(command);
1405 }
1406
1407 if ((res) || (mntlistchg)) {
1408 if (res) {
1409 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");
1410 } else {
1411 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");
1412 }
1413 if (!g_text_mode) {
1414 newtSuspend();
1415 }
1416 mr_asprintf(editor, "%s", find_my_editor());
1417 mr_asprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1418 paranoid_system(tmp);
1419 mr_free(tmp);
1420
1421 mr_asprintf(tmp, "chroot %s %s /etc/mtab", MNT_RESTORING, editor);
1422 paranoid_system(tmp);
1423 mr_free(tmp);
1424
1425 if (does_file_exist(MNT_RESTORING"/boot/grub/menu.lst")) {
1426 mr_asprintf(tmp, "chroot %s %s /boot/grub/menu.lst", MNT_RESTORING, editor);
1427 } else if (does_file_exist(MNT_RESTORING"/boot/grub/grub.cfg")) {
1428 mr_asprintf(tmp, "chroot %s %s /boot/grub/grub.cfg", MNT_RESTORING, editor);
1429 } else if (does_file_exist(MNT_RESTORING"/boot/grub2/grub.cfg")) {
1430 mr_asprintf(tmp, "chroot %s %s /boot/grub2/grub.cfg", MNT_RESTORING, editor);
1431 }
1432 paranoid_system(tmp);
1433 mr_free(tmp);
1434
1435 if (does_file_exist(MNT_RESTORING"/boot/grub/device.map")) {
1436 mr_asprintf(tmp, "chroot %s %s /boot/grub/device.map", MNT_RESTORING, editor);
1437 } else if (does_file_exist(MNT_RESTORING"/boot/grub2/device.map")) {
1438 mr_asprintf(tmp, "chroot %s %s /boot/grub2/device.map", MNT_RESTORING, editor);
1439 }
1440 paranoid_system(tmp);
1441 mr_free(tmp);
1442 mr_free(editor);
1443
1444 if (!g_text_mode) {
1445 newtResume();
1446 }
1447 mr_asprintf(command, "mr-stabgrub-me %s", boot_device);
1448 res = run_program_and_log_output(command, 1);
1449 mr_free(command);
1450
1451 if (res) {
1452 popup_and_OK("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.");
1453 newtSuspend();
1454 paranoid_system("chroot " MNT_RESTORING);
1455 newtResume();
1456 } else {
1457 popup_and_OK("GRUB is now installed correctly");
1458 done = TRUE;
1459 }
1460 } else {
1461 done = TRUE;
1462 }
1463 }
1464 } else {
1465 /* nuke mode */
1466 if (!run_program_and_log_output("which mr-grub", FALSE)) {
1467 log_msg(1, "Yay! mr-grub found...");
1468 mr_asprintf(command, "mr-grub %s /"MOUNTLIST_FNAME_STUB, boot_device);
1469 log_msg(1, "command = %s", command);
1470 } else {
1471 // Or grub2-install
1472 mr_asprintf(command, "chroot " MNT_RESTORING " grub-install %s", boot_device);
1473 log_msg(1, "WARNING - mr-grub not found; using grub-install");
1474 }
1475 mvaddstr_and_log_it(g_currentY, 0, "Running GRUB... ");
1476 log_it("%s",command);
1477 res = run_program_and_log_output(command, 1);
1478 mr_free(command);
1479
1480 if (res) {
1481 popup_and_OK("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.");
1482 newtSuspend();
1483 paranoid_system("chroot " MNT_RESTORING);
1484 newtResume();
1485 }
1486 }
1487 if (res) {
1488 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1489 log_to_screen
1490 ("GRUB ran w/error(s). See %s for more info.", MONDO_LOGFILE);
1491 log_msg(1, "Type:-");
1492 log_msg(1, " mr-mount-me");
1493 log_msg(1, " chroot " MNT_RESTORING);
1494 log_msg(1, " mount /boot");
1495 log_msg(1, " grub-install '(hd0)'");
1496 log_msg(1, " exit");
1497 log_msg(1, " mr-unmount-me");
1498 log_msg(1,
1499 "If you're really stuck, please e-mail the mailing list.");
1500 } else {
1501 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1502 }
1503 paranoid_free(boot_device);
1504
1505 return (res);
1506}
1507
1508/**************************************************************************
1509 *END_RUN_GRUB *
1510 **************************************************************************/
1511
1512
1513/**
1514 * Install ELILO on the user's boot drive (determined by elilo.conf).
1515 * @param offer_to_run_stabelilo If TRUE, then offer to hack the user's fstab for them.
1516 * @return 0 for success, nonzero for failure.
1517 */
1518int run_elilo(bool offer_to_run_stabelilo)
1519{
1520 /** malloc **/
1521 char *command = NULL;
1522 char *tmp = NULL;
1523 char *editor = NULL;
1524
1525 int res;
1526 int done;
1527
1528 if (offer_to_run_stabelilo
1529 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1530
1531 /* interactive mode */
1532 {
1533 mvaddstr_and_log_it(g_currentY,
1534 0,
1535 "Modifying fstab and elilo.conf... ");
1536 mr_asprintf(command, "mr-stabelilo-me");
1537 res = run_program_and_log_output(command, 3);
1538 mr_free(command);
1539
1540 if (res) {
1541 popup_and_OK
1542 ("You will now edit fstab and elilo.conf, to make sure they match your new mountlist.");
1543 for (done = FALSE; !done;) {
1544 if (!g_text_mode) {
1545 newtSuspend();
1546 }
1547 mr_asprintf(editor, "%s", find_my_editor());
1548
1549 mr_asprintf(tmp, "chroot %s %s /etc/fstab", MNT_RESTORING, editor);
1550 paranoid_system(tmp);
1551 mr_free(tmp);
1552
1553 mr_asprintf(tmp, "chroot %s %s /etc/elilo.conf", MNT_RESTORING, editor);
1554 paranoid_system(tmp);
1555 mr_free(tmp);
1556 mr_free(editor);
1557
1558 if (!g_text_mode) {
1559 newtResume();
1560 }
1561// newtCls();
1562 if (ask_me_yes_or_no("Edit them again?")) {
1563 continue;
1564 }
1565 done = TRUE;
1566 }
1567 } else {
1568 log_to_screen("elilo.conf and fstab were modified OK");
1569 }
1570 } else
1571 /* nuke mode */
1572 {
1573 res = TRUE;
1574 }
1575 return (res);
1576}
1577
1578/**************************************************************************
1579 *END_RUN_ELILO *
1580 **************************************************************************/
1581
1582
1583/**
1584 * Install LILO on the user's boot drive (determined by /etc/lilo.conf).
1585 * @param offer_to_run_stablilo If TRUE, then offer to hack the user's fstab for them.
1586 * @return 0 for success, nonzero for failure.
1587 */
1588int run_lilo(bool offer_to_run_stablilo)
1589{
1590 /** malloc **/
1591 char *command = NULL;
1592 char *tmp = NULL;
1593 char *editor = NULL;
1594
1595 int res;
1596 int done;
1597 bool run_lilo_M = FALSE;
1598
1599 if (!run_program_and_log_output
1600 ("grep \"boot.*=.*/dev/md\" " MNT_RESTORING "/etc/lilo.conf", 1)) {
1601 run_lilo_M = TRUE;
1602 }
1603
1604 if (offer_to_run_stablilo
1605 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?"))
1606
1607 /* interactive mode */
1608 {
1609 mvaddstr_and_log_it(g_currentY,
1610 0,
1611 "Modifying fstab and lilo.conf, and running LILO... ");
1612 mr_asprintf(command, "mr-stablilo-me");
1613 res = run_program_and_log_output(command, 3);
1614 mr_free(command);
1615
1616 if (res) {
1617 popup_and_OK
1618 ("You will now edit fstab and lilo.conf, to make sure they match your new mountlist.");
1619 for (done = FALSE; !done;) {
1620 if (!g_text_mode) {
1621 newtSuspend();
1622 }
1623 mr_asprintf(editor, "%s", find_my_editor());
1624
1625 mr_asprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1626 paranoid_system(tmp);
1627 mr_free(tmp);
1628
1629 mr_asprintf(tmp, "%s " MNT_RESTORING "/etc/lilo.conf", editor);
1630 paranoid_system(tmp);
1631 mr_free(tmp);
1632 mr_free(editor);
1633
1634 if (!g_text_mode) {
1635 newtResume();
1636 }
1637// newtCls();
1638 if (ask_me_yes_or_no("Edit them again?")) {
1639 continue;
1640 }
1641 res =
1642 run_program_and_log_output("chroot " MNT_RESTORING
1643 " lilo -L", 3);
1644 if (res) {
1645 res =
1646 run_program_and_log_output("chroot " MNT_RESTORING
1647 " lilo", 3);
1648 }
1649 if (res) {
1650 done =
1651 ask_me_yes_or_no
1652 ("LILO failed. Re-edit system files?");
1653 } else {
1654 done = TRUE;
1655 }
1656 }
1657 } else {
1658 log_to_screen("lilo.conf and fstab were modified OK");
1659 }
1660 } else
1661 /* nuke mode */
1662 {
1663 mvaddstr_and_log_it(g_currentY,
1664 0,
1665 "Running LILO... ");
1666 res =
1667 run_program_and_log_output("chroot " MNT_RESTORING " lilo -L",
1668 3);
1669 if (res) {
1670 res =
1671 run_program_and_log_output("chroot " MNT_RESTORING " lilo",
1672 3);
1673 }
1674 if (res) {
1675 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1676 log_to_screen
1677 ("Failed to re-jig fstab and/or lilo. Edit/run manually, please.");
1678 } else {
1679 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1680 }
1681 }
1682 if (run_lilo_M) {
1683 run_program_and_log_output("chroot " MNT_RESTORING
1684 " lilo -M /dev/hda", 3);
1685 run_program_and_log_output("chroot " MNT_RESTORING
1686 " lilo -M /dev/sda", 3);
1687 }
1688 return (res);
1689}
1690
1691/**************************************************************************
1692 *END_RUN_LILO *
1693 **************************************************************************/
1694
1695
1696/**
1697 * Install a raw MBR onto @p bd.
1698 * @param offer_to_hack_scripts If TRUE, then offer to hack the user's fstab for them.
1699 * @param bd The device to copy the stored MBR to.
1700 * @return 0 for success, nonzero for failure.
1701 */
1702int run_raw_mbr(bool offer_to_hack_scripts, char *bd)
1703{
1704 /** malloc **/
1705 char *command = NULL;
1706 char *boot_device = NULL;
1707 char *tmp = NULL;
1708 char *editor;
1709 int res;
1710 int done;
1711
1712 malloc_string(boot_device);
1713 assert_string_is_neither_NULL_nor_zerolength(bd);
1714
1715 strcpy(boot_device, bd);
1716
1717 if (offer_to_hack_scripts
1718 && ask_me_yes_or_no("Did you change the mountlist or cloned the system ?")) {
1719 /* interactive mode */
1720 mvaddstr_and_log_it(g_currentY, 0, "Modifying fstab and restoring MBR... ");
1721 for (done = FALSE; !done;) {
1722 if (!run_program_and_log_output("which vi", FALSE)) {
1723 popup_and_OK("You will now edit fstab");
1724 if (!g_text_mode) {
1725 newtSuspend();
1726 }
1727 mr_asprintf(editor, "%s", find_my_editor());
1728 mr_asprintf(tmp, "%s " MNT_RESTORING "/etc/fstab", editor);
1729 mr_free(editor);
1730
1731 paranoid_system(tmp);
1732 mr_free(tmp);
1733 if (!g_text_mode) {
1734 newtResume();
1735 }
1736 }
1737 popup_and_get_string("Boot device", "Please confirm/enter the boot device. If in doubt, try /dev/hda", boot_device, MAX_STR_LEN / 4);
1738 mr_asprintf(command, "mr-stabraw-me %s", boot_device);
1739 res = run_program_and_log_output(command, 3);
1740 mr_free(command);
1741
1742 if (res) {
1743 done = ask_me_yes_or_no("Modifications failed. Re-try?");
1744 } else {
1745 done = TRUE;
1746 }
1747 }
1748 } else {
1749 /* nuke mode */
1750 mr_asprintf(command, "mr-raw %s /"MOUNTLIST_FNAME_STUB, boot_device);
1751 log_msg(2, "run_raw_mbr() --- command='%s'", command);
1752
1753 mvaddstr_and_log_it(g_currentY, 0, "Restoring MBR... ");
1754 res = run_program_and_log_output(command, 3);
1755 mr_free(command);
1756 }
1757 if (res) {
1758 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1759 log_to_screen("MBR+fstab processed w/error(s). See %s for more info.", MONDO_LOGFILE);
1760 } else {
1761 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1762 }
1763 paranoid_free(boot_device);
1764 return (res);
1765}
1766
1767/**************************************************************************
1768 *END_RUN_RAW_MBR *
1769 **************************************************************************/
1770
1771
1772
1773/**
1774 * malloc() and set sensible defaults for the mondorestore filename variables.
1775 * @param bkpinfo The backup information structure. Fields used:
1776 * - @c bkpinfo->tmpdir
1777 * - @c bkpinfo->disaster_recovery
1778 */
1779void setup_MR_global_filenames()
1780{
1781 char *temppath;
1782
1783 assert(bkpinfo != NULL);
1784
1785 malloc_string(g_biggielist_txt);
1786 malloc_string(g_filelist_full);
1787 malloc_string(g_filelist_imagedevs);
1788 malloc_string(g_imagedevs_restthese);
1789 malloc_string(g_mondo_cfg_file);
1790 malloc_string(g_mountlist_fname);
1791 malloc_string(g_mondo_home);
1792 malloc_string(g_isodir_device);
1793 malloc_string(g_isodir_format);
1794
1795 temppath = bkpinfo->tmpdir;
1796
1797 sprintf(g_biggielist_txt, "%s/%s", temppath, BIGGIELIST_TXT_STUB);
1798 sprintf(g_filelist_full, "%s/%s", temppath, FILELIST_FULL_STUB);
1799 sprintf(g_filelist_imagedevs, "%s/tmp/filelist.imagedevs", temppath);
1800// sprintf(g_imagedevs_pot, "%s/tmp/imagedevs.pot", temppath);
1801 sprintf(g_imagedevs_restthese, "%s/tmp/imagedevs.restore-these",
1802 temppath);
1803 if (bkpinfo->disaster_recovery) {
1804 sprintf(g_mondo_cfg_file, "/%s", MONDO_CFG_FILE_STUB);
1805 sprintf(g_mountlist_fname, "/%s", MOUNTLIST_FNAME_STUB);
1806 } else {
1807 sprintf(g_mondo_cfg_file, "%s/%s", temppath, MONDO_CFG_FILE_STUB);
1808 sprintf(g_mountlist_fname, "%s/%s", temppath, MOUNTLIST_FNAME_STUB);
1809 }
1810}
1811
1812/**************************************************************************
1813 *END_SET_GLOBAL_FILENAME *
1814 **************************************************************************/
1815
1816
1817/**
1818 * Copy @p input_file (containing the result of a compare) to @p output_file,
1819 * deleting spurious "changes" along the way.
1820 * @param output_file The output file to write with spurious changes removed.
1821 * @param input_file The input file, a list of changed files created by a compare.
1822 */
1823void streamline_changes_file(char *output_file, char *input_file)
1824{
1825 FILE *fin;
1826 FILE *fout;
1827 char *incoming = NULL;
1828
1829 assert_string_is_neither_NULL_nor_zerolength(output_file);
1830 assert_string_is_neither_NULL_nor_zerolength(input_file);
1831
1832 if (!(fin = fopen(input_file, "r"))) {
1833 log_OS_error(input_file);
1834 return;
1835 }
1836 if (!(fout = fopen(output_file, "w"))) {
1837 fatal_error("cannot open output_file");
1838 }
1839 for (mr_getline(incoming, fin); !feof(fin); mr_getline(incoming, fin)) {
1840 if (strncmp(incoming, "etc/adjtime", 11)
1841 && strncmp(incoming, "etc/mtab", 8)
1842 && strncmp(incoming, "tmp/", 4)
1843 && strncmp(incoming, "boot/map", 8)
1844 && !strstr(incoming, "incheckentry")
1845 && strncmp(incoming, "etc/mail/statistics", 19)
1846 && strncmp(incoming, "var/", 4))
1847 fprintf(fout, "%s", incoming); /* don't need \n here, for some reason.. */
1848 mr_free(incoming);
1849 }
1850 mr_free(incoming);
1851 paranoid_fclose(fout);
1852 paranoid_fclose(fin);
1853}
1854
1855/**************************************************************************
1856 *END_STREAMLINE_CHANGES_FILE *
1857 **************************************************************************/
1858
1859
1860/**
1861 * Give the user twenty seconds to press Ctrl-Alt-Del before we nuke their drives.
1862 */
1863void twenty_seconds_til_yikes()
1864{
1865 int i;
1866 /* MALLOC * */
1867 char *tmp = NULL;
1868
1869 if (does_file_exist("/tmp/NOPAUSE")) {
1870 return;
1871 }
1872 open_progress_form("CAUTION",
1873 "Be advised: I am about to ERASE your hard disk(s)!",
1874 "You may press Ctrl+Alt+Del to abort safely.",
1875 "", 20);
1876 for (i = 0; i < 20; i++) {
1877 g_current_progress = i;
1878 mr_asprintf(tmp, "You have %d seconds left to abort.", 20 - i);
1879 update_progress_form(tmp);
1880 mr_free(tmp);
1881 sleep(1);
1882 }
1883 close_progress_form();
1884}
1885
1886/**************************************************************************
1887 *END_TWENTY_SECONDS_TIL_YIKES *
1888 **************************************************************************/
1889
1890
1891/**
1892 * Unmount all devices in @p p_external_copy_of_mountlist.
1893 * @param p_external_copy_of_mountlist The mountlist to guide the devices to unmount.
1894 * @return 0 for success, nonzero for failure.
1895 */
1896int unmount_all_devices(struct mountlist_itself
1897 *p_external_copy_of_mountlist)
1898{
1899 struct mountlist_itself *mountlist;
1900 int retval = 0, lino, res = 0, i;
1901 char *command = NULL;
1902 char *tmp = NULL;
1903
1904 assert(p_external_copy_of_mountlist != NULL);
1905
1906 mountlist = malloc(sizeof(struct mountlist_itself));
1907 memcpy((void *) mountlist, (void *) p_external_copy_of_mountlist, sizeof(struct mountlist_itself));
1908 sort_mountlist_by_mountpoint(mountlist, 0);
1909
1910 run_program_and_log_output("df -m -P", 3);
1911 mvaddstr_and_log_it(g_currentY, 0, "Unmounting devices ");
1912 open_progress_form("Unmounting devices", "Unmounting all devices that were mounted,", "in preparation for the post-restoration reboot.", "", mountlist->entries);
1913 if (chdir("/")) {
1914 // FIXME
1915 }
1916 for (i = 0; i < 10 && run_program_and_log_output("ps | grep buffer | grep -v \"grep buffer\"", TRUE) == 0; i++) {
1917 sleep(1);
1918 log_msg(2, "Waiting for buffer() to finish");
1919 }
1920
1921 sync();
1922
1923 /* after that what is logged is not copied on disk, typically the result of labelling */
1924 mr_asprintf(tmp, "cp -f %s " MNT_RESTORING "/var/log", MONDO_LOGFILE);
1925 if (run_program_and_log_output(tmp, FALSE)) {
1926 log_msg(1, "Error. Failed to copy log to PC's /var/log dir. (Mounted read-only?)");
1927 }
1928 paranoid_free(tmp);
1929 if (does_file_exist("/tmp/DUMBASS-GENTOO")) {
1930 run_program_and_log_output("mkdir -p " MNT_RESTORING "/mnt/.boot.d", 5);
1931 }
1932
1933 /* Unmounting the local /proc and /sys first */
1934 run_program_and_log_output("umount -d " MNT_RESTORING "/proc",3);
1935 run_program_and_log_output("umount -d " MNT_RESTORING "/sys",3);
1936
1937 for (lino = mountlist->entries - 1; lino >= 0; lino--) {
1938 if (!strcmp(mountlist->el[lino].mountpoint, "lvm")) {
1939 continue;
1940 }
1941 mr_asprintf(tmp, "Unmounting device %s ", mountlist->el[lino].device);
1942 update_progress_form(tmp);
1943
1944 //TODO: this should be done in a certain order normally if there are cascading mount
1945 if (is_this_device_mounted(mountlist->el[lino].device)) {
1946 if (!strcmp(mountlist->el[lino].mountpoint, "swap")) {
1947 mr_asprintf(command, "swapoff %s", mountlist->el[lino].device);
1948 } else {
1949 if (!strcmp(mountlist->el[lino].mountpoint, "/1")) {
1950 mr_asprintf(command, "umount -d %s/", MNT_RESTORING);
1951 log_msg(3,
1952 "Well, I know a certain kitty-kitty who'll be sleeping with Mommy tonight...");
1953 } else {
1954 mr_asprintf(command, "umount -d " MNT_RESTORING "%s", mountlist->el[lino].mountpoint);
1955
1956 /* To support latest Ubuntu where /var is a separate FS
1957 * Cf: http://linux.derkeiler.com/Mailing-Lists/Ubuntu/2007-04/msg01319.html
1958 * we need to create some dirs under the real / before unmounting it */
1959 if (!strcmp(mountlist->el[lino].mountpoint, "/")) {
1960 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/lock", FALSE);
1961 run_program_and_log_output("mkdir -p " MNT_RESTORING "/var/run", FALSE);
1962 }
1963 }
1964 }
1965 log_msg(10, "The 'umount' command is '%s'", command);
1966 res = run_program_and_log_output(command, 3);
1967 mr_free(command);
1968 } else {
1969 mr_strcat(tmp, "...not mounted anyway :-) OK");
1970 res = 0;
1971 }
1972 g_current_progress++;
1973 if (res) {
1974 mr_strcat(tmp, "...Failed");
1975 retval++;
1976 log_to_screen(tmp);
1977 } else {
1978 log_msg(2, tmp);
1979 }
1980 paranoid_free(tmp);
1981 }
1982 close_progress_form();
1983 if (retval) {
1984 mvaddstr_and_log_it(g_currentY++, 74, "Failed.");
1985 } else {
1986 mvaddstr_and_log_it(g_currentY++, 74, "Done.");
1987 }
1988 if (retval) {
1989 log_to_screen("Unable to unmount some of your partitions.");
1990 } else {
1991 log_to_screen("All partitions were unmounted OK.");
1992 }
1993 mr_asprintf(command, "mount");
1994 log_msg(4, "mount result after unmounting all FS", command);
1995 (void)run_program_and_log_output(command, 3);
1996 mr_free(command);
1997 free(mountlist);
1998 return (retval);
1999}
2000
2001/**************************************************************************
2002 *END_UNMOUNT_ALL_DEVICES *
2003 **************************************************************************/
2004
2005/**
2006 * Extract mondorestore.cfg and the mountlist from the tape inserted
2007 * to the ./tmp/ directory.
2008 * @param dev The tape device to read from.
2009 * @return 0 for success, nonzero for failure.
2010 */
2011int extract_cfg_file_and_mountlist_from_tape_dev(char *dev)
2012{
2013 char *command = NULL;
2014 int res = 0;
2015
2016 if (bkpinfo->use_obdr) {
2017 skip_obdr();
2018 } else {
2019 // TODO: below 32KB seems to block at least on RHAS 2.1 and MDK 10.0
2020 set_tape_block_size_with_mt(bkpinfo->internal_tape_block_size);
2021 }
2022
2023 mr_asprintf(command, "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx ./%s ./%s ./%s ./%s ./%s", dev, bkpinfo->internal_tape_block_size, 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size, MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2024 log_msg(2, "command = '%s'", command);
2025 res = run_program_and_log_output(command, -1);
2026 mr_free(command);
2027
2028 if (res != 0) {
2029 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2030 res = 0;
2031 } else {
2032 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2033 log_msg(2, "pre-2.2.4 compatible mode on");
2034 mr_asprintf(command, "dd if=%s bs=%ld count=%ld 2> /dev/null | tar -zx %s %s %s %s %s", dev, bkpinfo->internal_tape_block_size, 1024L * 1024 * 32 / bkpinfo->internal_tape_block_size, MOUNTLIST_FNAME_STUB, MONDO_CFG_FILE_STUB, BIGGIELIST_TXT_STUB, FILELIST_FULL_STUB, IWANTMYLVM_STUB);
2035 log_msg(2, "command = '%s'", command);
2036 res = run_program_and_log_output(command, -1);
2037 mr_free(command);
2038 if ((res != 0) && (does_file_exist(MONDO_CFG_FILE_STUB))) {
2039 res = 0;
2040 }
2041 }
2042 }
2043 paranoid_free(command);
2044 return (res);
2045}
2046
2047
2048/**
2049 * Get the configuration file from the floppy, tape, or CD.
2050 * @param bkpinfo The backup information structure. Fields used:
2051 * - @c bkpinfo->backup_media_type
2052 * - @c bkpinfo->media_device
2053 * - @c bkpinfo->tmpdir
2054 * @return 0 for success, nonzero for failure.
2055 */
2056int get_cfg_file_from_archive()
2057{
2058 int retval = 0;
2059
2060 /** malloc *****/
2061 char *command = NULL;
2062 char *cfg_file = NULL;
2063 char *tmp = NULL;
2064 char *mountpt = NULL;
2065 char *mountlist_file = NULL;
2066 bool extract_mountlist_stub = FALSE;
2067 bool extract_i_want_my_lvm = FALSE;
2068
2069 bool try_plan_B;
2070
2071 assert(bkpinfo != NULL);
2072 log_msg(2, "gcffa --- starting");
2073 log_to_screen("I'm thinking...");
2074 mr_asprintf(mountpt, "%s/mount.bootdisk", bkpinfo->tmpdir);
2075 if (chdir(bkpinfo->tmpdir)) {
2076 // FIXME
2077 }
2078 mr_asprintf(cfg_file, "%s", MONDO_CFG_FILE_STUB);
2079 unlink(cfg_file); // cfg_file[] is missing the '/' at the start, FYI, by intent
2080 mr_free(cfg_file);
2081
2082 unlink(FILELIST_FULL_STUB);
2083 unlink(BIGGIELIST_TXT_STUB);
2084 mr_asprintf(command, "mkdir -p %s", mountpt);
2085 run_program_and_log_output(command, FALSE);
2086 mr_free(command);
2087
2088 mr_asprintf(cfg_file, "%s/%s", bkpinfo->tmpdir, MONDO_CFG_FILE_STUB);
2089 mr_asprintf(mountlist_file, "%s/%s", bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2090 log_msg(2, "mountpt = %s; cfg_file=%s", mountpt, cfg_file);
2091 mr_free(mountpt);
2092
2093 if (!does_file_exist(cfg_file)) {
2094 log_msg(2, "gcffa --- we don't have cfg file yet.");
2095 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
2096 try_plan_B = TRUE;
2097 } else {
2098 log_msg(2, "gcffa --- calling mount_media now :)");
2099 if (!mount_media()) {
2100 log_msg(2, "gcffa --- managed to mount CD; so, no need for Plan B");
2101 try_plan_B = FALSE;
2102 } else {
2103 try_plan_B = TRUE;
2104 }
2105 if (what_number_cd_is_this() > 1) {
2106 insist_on_this_cd_number((g_current_media_number = 1));
2107 }
2108 }
2109 if (try_plan_B) {
2110 log_msg(2, "gcffa --- OK, switching to Plan B");
2111 if (chdir(bkpinfo->tmpdir)) {
2112 // FIXME
2113 }
2114 run_program_and_log_output("mkdir -p tmp", FALSE);
2115
2116 if (strlen(bkpinfo->media_device) == 0) {
2117 strcpy(bkpinfo->media_device, "/dev/st0");
2118 log_msg(2, "media_device is blank; assuming %s");
2119 }
2120 mr_asprintf(tmp, "%s", bkpinfo->media_device);
2121 if (extract_cfg_file_and_mountlist_from_tape_dev
2122 (bkpinfo->media_device)) {
2123 strcpy(bkpinfo->media_device, "/dev/st0");
2124 if (extract_cfg_file_and_mountlist_from_tape_dev
2125 (bkpinfo->media_device)) {
2126 strcpy(bkpinfo->media_device, "/dev/osst0");
2127 if (extract_cfg_file_and_mountlist_from_tape_dev
2128 (bkpinfo->media_device)) {
2129 strcpy(bkpinfo->media_device, "/dev/ht0");
2130 if (extract_cfg_file_and_mountlist_from_tape_dev
2131 (bkpinfo->media_device)) {
2132 log_msg(3,
2133 "I tried lots of devices but none worked.");
2134 strcpy(bkpinfo->media_device, tmp);
2135 }
2136 }
2137 }
2138 }
2139 mr_free(tmp);
2140
2141 if (!does_file_exist("tmp/mondorestore.cfg")) {
2142 log_to_screen("Cannot find config info on media");
2143 return (1);
2144 }
2145 } else {
2146 if (does_file_exist("/"MOUNTLIST_FNAME_STUB)) {
2147 extract_mountlist_stub = FALSE;
2148 } else {
2149 extract_mountlist_stub = TRUE;
2150 }
2151 if (does_file_exist("/"IWANTMYLVM_STUB)) {
2152 extract_i_want_my_lvm = FALSE;
2153 } else {
2154 extract_i_want_my_lvm = TRUE;
2155 }
2156
2157 log_msg(2, "gcffa --- Plan B, a.k.a. untarring some file from all.tar.gz");
2158 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, IWANTMYLVM_STUB); // add -b TAPE_BLOCK_SIZE if you _really_ think it's necessary
2159 run_program_and_log_output(command, TRUE);
2160 mr_free(command);
2161
2162 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2163 /* Doing that allow us to remain compatible with pre-2.2.5 versions */
2164 log_msg(2, "pre-2.2.4 compatible mode on");
2165 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, IWANTMYLVM_STUB); // add -b TAPE_BLOCK_SIZE if you _really_ think it's necessary
2166 run_program_and_log_output(command, TRUE);
2167 mr_free(command);
2168 if (!does_file_exist(MONDO_CFG_FILE_STUB)) {
2169 fatal_error
2170 ("Please reinsert the disk/CD and try again.");
2171 }
2172 }
2173 }
2174 }
2175 if (does_file_exist(MONDO_CFG_FILE_STUB)) {
2176 log_msg(1, "gcffa --- great! We've got the config file");
2177 mr_asprintf(tmp, "%s/%s", call_program_and_get_last_line_of_output("pwd"), MONDO_CFG_FILE_STUB);
2178 mr_asprintf(command, "cp -f %s %s", tmp, cfg_file);
2179 log_it("%s",command);
2180 if (strcmp(tmp, cfg_file) && run_program_and_log_output(command, 1)) {
2181 log_msg(1,
2182 "... but an error occurred when I tried to move it to %s",
2183 cfg_file);
2184 } else {
2185 log_msg(1, "... and I moved it successfully to %s", cfg_file);
2186 }
2187 mr_free(command);
2188
2189 mr_asprintf(command, "cp -f %s/%s %s", call_program_and_get_last_line_of_output("pwd"), MOUNTLIST_FNAME_STUB, mountlist_file);
2190 log_it("%s",command);
2191 if (extract_mountlist_stub) {
2192 if (strcmp(tmp, cfg_file) && run_program_and_log_output(command, 1)) {
2193 log_msg(1, "Failed to get mountlist");
2194 } else {
2195 log_msg(1, "Got mountlist too");
2196 mr_free(command);
2197 mr_asprintf(command, "cp -f %s %s", mountlist_file, g_mountlist_fname);
2198 if (run_program_and_log_output(command, 1)) {
2199 log_msg(1, "Failed to copy mountlist to /tmp");
2200 } else {
2201 log_msg(1, "Copied mountlist to /tmp as well OK");
2202 mr_free(command);
2203 mr_asprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2204 run_program_and_log_output(command, 1);
2205 }
2206 }
2207 }
2208 mr_free(command);
2209 mr_free(tmp);
2210 }
2211
2212 run_program_and_log_output("umount -d " MNT_CDROM, FALSE);
2213 if (!does_file_exist(cfg_file)) {
2214 log_it("%s",cfg_file);
2215 log_msg(1, "%s not found", cfg_file);
2216 log_to_screen("Oh dear. Unable to recover configuration file from boot disk");
2217 return (1);
2218 }
2219
2220 log_to_screen("Recovered mondorestore.cfg");
2221 if (!does_file_exist(MOUNTLIST_FNAME_STUB)) {
2222 log_to_screen("...but not mountlist.txt - a pity, really...");
2223 } else {
2224 /* Is this code really useful ??? */
2225 if (extract_mountlist_stub) {
2226 mr_asprintf(command, "cp -f %s %s/%s", MOUNTLIST_FNAME_STUB, bkpinfo->tmpdir, MOUNTLIST_FNAME_STUB);
2227 run_program_and_log_output(command, FALSE);
2228 mr_free(command);
2229 }
2230 }
2231
2232 mr_asprintf(command, "cp -f %s /%s", cfg_file, MONDO_CFG_FILE_STUB);
2233 mr_free(cfg_file);
2234
2235 run_program_and_log_output(command, FALSE);
2236 mr_free(command);
2237
2238 if (extract_mountlist_stub) {
2239 mr_asprintf(command, "cp -f %s /%s", mountlist_file, MOUNTLIST_FNAME_STUB);
2240 run_program_and_log_output(command, FALSE);
2241 mr_free(command);
2242 }
2243 mr_free(mountlist_file);
2244
2245 mr_asprintf(command, "cp -f etc/raidtab /etc/");
2246 run_program_and_log_output(command, FALSE);
2247 mr_free(command);
2248
2249 if (extract_i_want_my_lvm) {
2250 mr_asprintf(command, "cp -f %s /tmp/",IWANTMYLVM_STUB);
2251 run_program_and_log_output(command, FALSE);
2252 mr_free(command);
2253 }
2254 g_backup_media_type = bkpinfo->backup_media_type;
2255 return (retval);
2256}
2257
2258/**************************************************************************
2259 *END_GET_CFG_FILE_FROM_ARCHIVE *
2260 **************************************************************************/
2261
2262/* @} - end restoreUtilityGroup */
2263
2264void wait_until_software_raids_are_prepped(char *mdstat_file, int wait_for_percentage)
2265{
2266 struct raidlist_itself *raidlist;
2267 int unfinished_mdstat_devices = 9999;
2268 int i = 0;
2269 char *screen_message = NULL;
2270
2271 raidlist = malloc(sizeof(struct raidlist_itself));
2272
2273 assert(wait_for_percentage <= 100);
2274 log_it("wait_until_software_raids_are_prepped");
2275 while (unfinished_mdstat_devices > 0) {
2276 // FIXME: Prefix '/dev/' should really be dynamic!
2277 if (parse_mdstat(MDSTAT_FILE, raidlist, "/dev/")) {
2278 log_to_screen("Sorry, cannot read %s", MDSTAT_FILE);
2279 log_msg(1,"Sorry, cannot read %s", MDSTAT_FILE);
2280 return;
2281 }
2282 for (unfinished_mdstat_devices = 0; i <= raidlist->entries; i++) {
2283 if (raidlist->el[i].progress < wait_for_percentage) {
2284 unfinished_mdstat_devices++;
2285 if (raidlist->el[i].progress == -1) // delayed while another partition inits
2286 {
2287 continue;
2288 }
2289 log_msg(1,"Sync'ing %s (i=%d)", raidlist->el[i].raid_device, i);
2290 mr_asprintf(screen_message, "Sync'ing %s", raidlist->el[i].raid_device);
2291 open_evalcall_form(screen_message);
2292 mr_free(screen_message);
2293
2294 while (raidlist->el[i].progress < wait_for_percentage) {
2295 log_msg(1,"Percentage sync'ed: %d", raidlist->el[i].progress);
2296 update_evalcall_form(raidlist->el[i].progress);
2297 sleep(2);
2298 // FIXME: Prefix '/dev/' should really be dynamic!
2299 if (parse_mdstat(MDSTAT_FILE, raidlist, "/dev/")) {
2300 break;
2301 }
2302 }
2303 close_evalcall_form();
2304 }
2305 }
2306 }
2307 paranoid_free(raidlist);
2308}
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