source: MondoRescue/branches/2.2.9/mondo/src/common/libmondo-devices.c@ 2230

Last change on this file since 2230 was 2226, checked in by Bruno Cornec, 15 years ago

nfs_user is now a pointer which shows the way to go and avoids setup issue, memory management pb, ...
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1/* libmondo-devices.c Subroutines for handling devices
2 $Id: libmondo-devices.c 2226 2009-06-17 12:33:36Z bruno $
3*/
4
5/**
6 * @file
7 * Functions to handle interactions with backup devices.
8 */
9
10#include "my-stuff.h"
11#include "mr_mem.h"
12#include "mondostructures.h"
13#include "libmondo-files-EXT.h"
14#include "libmondo-devices.h"
15#include "lib-common-externs.h"
16#include "libmondo-string-EXT.h"
17#include "libmondo-tools-EXT.h"
18#include "libmondo-gui-EXT.h"
19#include "libmondo-fork-EXT.h"
20#include "libmondo-stream-EXT.h"
21
22#include <sys/types.h>
23#ifdef __FreeBSD__
24#define DKTYPENAMES
25#define FSTYPENAMES
26#include <sys/disklabel.h>
27#include <sys/disk.h>
28#elif linux
29#define u64 unsigned long long
30#include <linux/fs.h> /* for BLKGETSIZE64 */
31#include <linux/hdreg.h>
32#endif
33
34/*@unused@*/
35//static char cvsid[] = "$Id: libmondo-devices.c 2226 2009-06-17 12:33:36Z bruno $";
36
37extern int g_current_media_number;
38extern double g_kernel_version;
39
40extern bool g_ISO_restore_mode;
41extern char *g_selfmounted_isodir;
42extern char *MONDO_LOGFILE;
43
44extern void setup_tmpdir(char *path);
45
46static char g_cdrw_drive_is_here[MAX_STR_LEN / 4] = "";
47static char g_cdrom_drive_is_here[MAX_STR_LEN / 4] = "";
48static char g_dvd_drive_is_here[MAX_STR_LEN / 4] = "";
49
50
51/**
52 * ????? @bug ?????
53 * @ingroup globalGroup
54 */
55bool g_restoring_live_from_cd = FALSE;
56bool g_restoring_live_from_nfs = FALSE;
57
58extern t_bkptype g_backup_media_type; // set by main()
59
60/* Reference to global bkpinfo */
61extern struct s_bkpinfo *bkpinfo;
62
63
64
65
66void set_g_cdrom_and_g_dvd_to_bkpinfo_value()
67{
68 strcpy(g_cdrom_drive_is_here, bkpinfo->media_device); // just in case
69 strcpy(g_dvd_drive_is_here, bkpinfo->media_device); // just in case
70}
71
72
73
74/**
75 * Retract all CD trays and wait for autorun to complete.
76 * @ingroup deviceGroup
77 */
78void retract_CD_tray_and_defeat_autorun(void)
79{
80// log_it("rctada: Retracting all CD trays", __LINE__);
81 if (strlen(g_cdrom_drive_is_here) > 0) {
82 inject_device(g_cdrom_drive_is_here);
83 }
84 if (strlen(g_dvd_drive_is_here) > 0) {
85 inject_device(g_dvd_drive_is_here);
86 }
87 if (strlen(g_cdrw_drive_is_here) > 0) {
88 inject_device(g_cdrw_drive_is_here);
89 }
90// log_it("rctada: killing autorun");
91// run_program_and_log_output("killall autorun", TRUE);
92 if (!run_program_and_log_output("ps | grep autorun | grep -v grep", 5)) {
93 log_it("autorun detected; sleeping for 2 seconds");
94 sleep(2);
95 }
96 log_it("rctada: Unmounting all CD drives", __LINE__);
97 run_program_and_log_output("umount /dev/cdr* /dev/dvd*", 5);
98}
99
100
101
102/**
103 * Determine whether we're booted off a ramdisk.
104 * @return @c TRUE (we are) or @c FALSE (we aren't).
105 * @ingroup utilityGroup
106 */
107bool am_I_in_disaster_recovery_mode(void)
108{
109 char *tmp = NULL;
110 char *comment;
111 bool is_this_a_ramdisk = FALSE;
112
113 malloc_string(comment);
114 mr_asprintf(&tmp, "%s", where_is_root_mounted());
115 sprintf(comment, "root is mounted at %s\n", tmp);
116 log_msg(0, comment);
117 log_msg(0,
118 "No, Schlomo, that doesn't mean %s is the root partition. It's just a debugging message. Relax. It's part of am_I_in_disaster_recovery_mode().",
119 tmp);
120
121#ifdef __FreeBSD__
122 if (strstr(tmp, "/dev/md")) {
123 is_this_a_ramdisk = TRUE;
124 }
125#else
126 if (!strncmp(tmp, "/dev/ram", 8)
127 || (!strncmp(tmp, "/dev/rd", 7) && !strcmp(tmp, "/dev/rd/")
128 && strncmp(tmp, "/dev/rd/cd", 10)) || strstr(tmp, "rootfs")
129 || !strcmp(tmp, "/dev/root")) {
130 is_this_a_ramdisk = TRUE;
131 } else {
132 is_this_a_ramdisk = FALSE;
133 }
134#endif
135 mr_free(tmp);
136
137 if (is_this_a_ramdisk) {
138 if (!does_file_exist("/THIS-IS-A-RAMDISK")) {
139 log_to_screen
140 ("Using /dev/root is stupid of you but I'll forgive you.");
141 is_this_a_ramdisk = FALSE;
142 }
143 }
144 if (does_file_exist("/THIS-IS-A-RAMDISK")) {
145 is_this_a_ramdisk = TRUE;
146 }
147 paranoid_free(comment);
148 log_msg(1, "Is this a ramdisk? result = %d", is_this_a_ramdisk);
149 return (is_this_a_ramdisk);
150}
151
152
153
154
155
156/**
157 * Turn @c bkpinfo->backup_media_type into a human-readable string.
158 * @return The human readable string (e.g. @c cdr becomes <tt>"cdr"</tt>).
159 * @note The returned string points to static storage that will be overwritten with each call.
160 * @ingroup stringGroup
161 */
162static char *bkptype_to_string(t_bkptype bt)
163{
164 static char output[MAX_STR_LEN / 4];
165 switch (bt) {
166 case none:
167 strcpy(output, "none");
168 break;
169 case iso:
170 strcpy(output, "iso");
171 break;
172 case cdr:
173 strcpy(output, "cdr");
174 break;
175 case cdrw:
176 strcpy(output, "cdrw");
177 break;
178 case cdstream:
179 strcpy(output, "cdstream");
180 break;
181 case nfs:
182 strcpy(output, "nfs");
183 break;
184 case tape:
185 strcpy(output, "tape");
186 break;
187 case udev:
188 strcpy(output, "udev");
189 break;
190 case usb:
191 strcpy(output, "usb");
192 break;
193 default:
194 strcpy(output, "default");
195 }
196 return (output);
197}
198
199
200
201/**
202 * @addtogroup deviceGroup
203 * @{
204 */
205/**
206 * Eject the tray of the specified CD device.
207 * @param dev The device to eject.
208 * @return the return value of the @c eject command. (0=success, nonzero=failure)
209 */
210int eject_device(char *dev)
211{
212 char *command;
213 int res1 = 0, res2 = 0;
214
215 malloc_string(command);
216
217 if (IS_THIS_A_STREAMING_BACKUP(g_backup_media_type)
218 && g_backup_media_type != udev) {
219 sprintf(command, "mt -f %s offline", dev);
220 res1 = run_program_and_log_output(command, 1);
221 } else {
222 res1 = 0;
223 }
224
225#ifdef __FreeBSD__
226 if (strstr(dev, "acd")) {
227 sprintf(command, "cdcontrol -f %s eject", dev);
228 } else {
229 sprintf(command, "camcontrol eject `echo %s | sed 's|/dev/||'`",
230 dev);
231 }
232#else
233 sprintf(command, "eject %s", dev);
234#endif
235
236 log_msg(3, "Ejecting %s", dev);
237 res2 = run_program_and_log_output(command, 1);
238 paranoid_free(command);
239 if (res1 && res2) {
240 return (1);
241 } else {
242 return (0);
243 }
244}
245
246/**
247 * Load (inject) the tray of the specified CD device.
248 * @param dev The device to load/inject.
249 * @return 0 for success, nonzero for failure.
250 */
251int inject_device(char *dev)
252{
253 char *command;
254 int i;
255
256 malloc_string(command);
257
258
259#ifdef __FreeBSD__
260 if (strstr(dev, "acd")) {
261 sprintf(command, "cdcontrol -f %s close", dev);
262 } else {
263 sprintf(command, "camcontrol load `echo %s | sed 's|/dev/||'`",
264 dev);
265 }
266#else
267 sprintf(command, "eject -t %s", dev);
268#endif
269 i = run_program_and_log_output(command, FALSE);
270 paranoid_free(command);
271 return (i);
272}
273
274
275/**
276 * Determine whether the specified @p device (really, you can use any file)
277 * exists.
278 * @return TRUE if it exists, FALSE if it doesn't.
279 */
280bool does_device_exist(char *device)
281{
282
283 /*@ buffers *********************************************************** */
284 char *tmp;
285 bool ret;
286
287 malloc_string(tmp);
288 assert_string_is_neither_NULL_nor_zerolength(device);
289
290 sprintf(tmp, "ls %s > /dev/null 2> /dev/null", device);
291
292 if (system(tmp)) {
293 ret = FALSE;
294 } else {
295 ret = TRUE;
296 }
297 paranoid_free(tmp);
298 return (ret);
299}
300
301
302/**
303 * Determine whether a non-Microsoft partition exists on any connected hard drive.
304 * @return TRUE (there's a Linux/FreeBSD partition) or FALSE (Microsoft has taken over yet another innocent PC).
305 */
306bool does_nonMS_partition_exist(void)
307{
308#if __FreeBSD__
309 return
310 !system
311 ("for drive in /dev/ad? /dev/da?; do fdisk $drive | grep -q FreeBSD && exit 0; done; false");
312#else
313 return
314 !system
315 ("parted2fdisk -l 2>/dev/null | grep '^/dev/' | grep -Eqv '(MS|DOS|FAT|NTFS)'");
316#endif
317}
318
319/**
320 * Determine whether the specified @p partno exists on the specified @p drive.
321 * @param drive The drive to search for the partition in.
322 * @param partno The partition number to look for.
323 * @return 0 if it exists, nonzero otherwise.
324 */
325int does_partition_exist(const char *drive, int partno)
326{
327 /*@ buffers **************************************************** */
328 char *program;
329 char *incoming;
330 char *searchstr = NULL;
331 char *tmp;
332
333 /*@ ints ******************************************************* */
334 int res = 0;
335
336 /*@ pointers *************************************************** */
337 FILE *fin;
338
339
340 /*@ end vars *************************************************** */
341 assert_string_is_neither_NULL_nor_zerolength(drive);
342 assert(partno >= 0 && partno < 999);
343
344 malloc_string(program);
345 malloc_string(incoming);
346 malloc_string(searchstr);
347 malloc_string(tmp);
348
349#ifdef __FreeBSD__
350 // We assume here that this is running from mondorestore. (It is.)
351 sprintf(program, "ls %s %s >/dev/null 2>&1", drive,
352 build_partition_name(tmp, drive, partno));
353 return system(program);
354#else
355 tmp[0] = '\0';
356#endif
357
358 sprintf(program, "parted2fdisk -l %s 2> /dev/null", drive);
359 fin = popen(program, "r");
360 if (!fin) {
361 log_it("program=%s", program);
362 log_OS_error("Cannot popen-in program");
363 return (0);
364 }
365 (void) build_partition_name(searchstr, drive, partno);
366 strcat(searchstr, " ");
367 for (res = 0; !res && fgets(incoming, MAX_STR_LEN - 1, fin);) {
368 if (strstr(incoming, searchstr)) {
369 res = 1;
370 }
371 }
372 if (pclose(fin)) {
373 log_OS_error("Cannot pclose fin");
374 }
375 paranoid_free(program);
376 paranoid_free(incoming);
377 paranoid_free(searchstr);
378 paranoid_free(tmp);
379 return (res);
380}
381
382
383
384
385
386/**
387 * Determine whether given NULL-terminated @p str exists in the MBR of @p dev.
388 * @param dev The device to look in.
389 * @param str The string to look for.
390 * @return TRUE if it exists, FALSE if it doesn't.
391 */
392bool does_string_exist_in_boot_block(char *dev, char *str)
393{
394 /*@ buffers **************************************************** */
395 char *command;
396
397 /*@ end vars *************************************************** */
398 int i;
399
400 assert_string_is_neither_NULL_nor_zerolength(dev);
401 assert_string_is_neither_NULL_nor_zerolength(str);
402
403 malloc_string(command);
404 sprintf(command,
405 "dd if=%s bs=446 count=1 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
406 dev, str);
407 i = system(command);
408 paranoid_free(command);
409 if (i) {
410 return (FALSE);
411 } else {
412 return (TRUE);
413 }
414}
415
416/**
417 * Determine whether specified @p str exists in the first @p n sectors of
418 * @p dev.
419 * @param dev The device to look in.
420 * @param str The string to look for.
421 * @param n The number of 512-byte sectors to search.
422 */
423bool does_string_exist_in_first_N_blocks(char *dev, char *str, int n)
424{
425 /*@ buffers **************************************************** */
426 char *command;
427 /*@ end vars *************************************************** */
428 int i;
429
430 malloc_string(command);
431 sprintf(command,
432 "dd if=%s bs=512 count=%i 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
433 dev, n, str);
434 i = system(command);
435 paranoid_free(command);
436 if (i) {
437 return (FALSE);
438 } else {
439 return (TRUE);
440 }
441}
442
443
444
445/**
446 * Try to mount CD-ROM at @p mountpoint. If the CD-ROM is not found or has
447 * not been specified, call find_cdrom_device() to find it.
448 * @param bkpinfo The backup information structure. The only field used is @c bkpinfo->media_device.
449 * @param mountpoint Where to mount the CD-ROM.
450 * @return 0 for success, nonzero for failure.
451 * @see mount_CDROM_here
452 */
453int find_and_mount_actual_cd(char *mountpoint)
454{
455 /*@ buffers ***************************************************** */
456
457 /*@ int's ****************************************************** */
458 int res;
459 char *dev;
460
461 /*@ end vars **************************************************** */
462
463 malloc_string(dev);
464 assert(bkpinfo != NULL);
465 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
466
467 if (g_backup_media_type == dvd) {
468 strcpy(dev, g_dvd_drive_is_here);
469 if (!dev[0]) {
470 find_dvd_device(dev, FALSE);
471 }
472 } else {
473 strcpy(dev, g_cdrom_drive_is_here);
474 if (!dev[0]) {
475 find_cdrom_device(dev, FALSE);
476 }
477 }
478
479 if (bkpinfo->backup_media_type != iso) {
480 retract_CD_tray_and_defeat_autorun();
481 }
482
483 if (!dev[0] || (res = mount_CDROM_here(dev, mountpoint))) {
484 if (!popup_and_get_string
485 ("CD-ROM device", "Please enter your CD-ROM's /dev device",
486 dev, MAX_STR_LEN / 4)) {
487 res = 1;
488 } else {
489 res = mount_CDROM_here(dev, mountpoint);
490 }
491 }
492 if (res) {
493 log_msg(1, "mount failed");
494 } else {
495 log_msg(1, "mount succeeded with %s", dev);
496 }
497 paranoid_free(dev);
498 return (res);
499}
500
501
502
503
504
505
506/**
507 * Locate a CD-R/W writer's SCSI node.
508 * @param cdrw_device SCSI node will be placed here.
509 * @return 0 for success, nonzero for failure.
510 */
511int find_cdrw_device(char *cdrw_device)
512{
513 /*@ buffers ************************ */
514 char *comment;
515 char *tmp = NULL;
516 char *cdr_exe = NULL;
517 char *command;
518
519 malloc_string(comment);
520 malloc_string(command);
521 if (g_cdrw_drive_is_here[0]) {
522 strcpy(cdrw_device, g_cdrw_drive_is_here);
523 log_msg(3, "Been there, done that. Returning %s", cdrw_device);
524 paranoid_free(comment);
525 paranoid_free(command);
526 return (0);
527 }
528 if (g_backup_media_type == dvd) {
529 log_msg(1,
530 "This is dumb. You're calling find_cdrw_device() but you're backing up to DVD. WTF?");
531 paranoid_free(comment);
532 paranoid_free(command);
533 return (1);
534 }
535 run_program_and_log_output("insmod ide-scsi", -1);
536 if (find_home_of_exe("cdrecord")) {
537 mr_asprintf(&cdr_exe, "cdrecord");
538 } else {
539 mr_asprintf(&cdr_exe, "dvdrecord");
540 }
541 if (find_home_of_exe(cdr_exe)) {
542 sprintf(command,
543 "%s -scanbus 2> /dev/null | tr -s '\t' ' ' | grep \"[0-9]*,[0-9]*,[0-9]*\" | grep -v \"[0-9]*) \\*\" | grep CD | cut -d' ' -f2 | head -n1",
544 cdr_exe);
545 mr_asprintf(&tmp, "%s", call_program_and_get_last_line_of_output(command));
546 }
547 if ((tmp == NULL) || (strlen(tmp) < 2)) {
548 paranoid_free(comment);
549 mr_free(tmp);
550 mr_free(cdr_exe);
551 paranoid_free(command);
552 return 1;
553 } else {
554 strcpy(cdrw_device, tmp);
555 sprintf(comment, "Found CDRW device - %s", cdrw_device);
556 log_it(comment);
557 strcpy(g_cdrw_drive_is_here, cdrw_device);
558 paranoid_free(comment);
559 mr_free(tmp);
560 mr_free(cdr_exe);
561 paranoid_free(command);
562 return (0);
563 }
564}
565
566
567
568
569/**
570 * Attempt to locate a CD-ROM device's /dev entry.
571 * Several different methods may be used to find the device, including
572 * calling @c cdrecord, searching @c dmesg, and trial-and-error.
573 * @param output Where to put the located /dev entry.
574 * @param try_to_mount Whether to mount the CD as part of the test; if mount
575 * fails then return failure.
576 * @return 0 for success, nonzero for failure.
577 */
578int find_cdrom_device(char *output, bool try_to_mount)
579{
580 /*@ pointers **************************************************** */
581 FILE *fin;
582 char *p;
583 char *q;
584 char *r;
585 int retval = 0;
586
587 /*@ bool's ****************************************************** */
588 bool found_it = FALSE;
589
590 /*@ buffers ***************************************************** */
591 char *tmp;
592 char *tmp1 = NULL;
593 char *cdr_exe = NULL;
594 char *phrase_one;
595 char *phrase_two;
596 char *command;
597 char *dvd_last_resort;
598 char *mountpoint;
599 static char the_last_place_i_found_it[MAX_STR_LEN] = "";
600
601 /*@ intialize *************************************************** */
602 malloc_string(tmp);
603 malloc_string(phrase_one);
604 malloc_string(phrase_two);
605 malloc_string(command);
606 malloc_string(dvd_last_resort);
607 malloc_string(mountpoint);
608
609 output[0] = '\0';
610 phrase_one[0] = '\0';
611 phrase_two[0] = '\0';
612 dvd_last_resort[0] = '\0';
613
614 /*@ end vars **************************************************** */
615
616 if (g_cdrom_drive_is_here[0] && !isdigit(g_cdrom_drive_is_here[0])) {
617 strcpy(output, g_cdrom_drive_is_here);
618 log_msg(3, "Been there, done that. Returning %s", output);
619 retval = 0;
620 goto end_of_find_cdrom_device;
621 }
622 if (the_last_place_i_found_it[0] != '\0' && !try_to_mount) {
623 strcpy(output, the_last_place_i_found_it);
624 log_msg(3,
625 "find_cdrom_device() --- returning last found location - '%s'",
626 output);
627 retval = 0;
628 goto end_of_find_cdrom_device;
629 }
630
631 sprintf(mountpoint, "%s/cd.mnt", bkpinfo->tmpdir);
632 make_hole_for_dir(mountpoint);
633
634 if (find_home_of_exe("cdrecord")) {
635 mr_asprintf(&cdr_exe, "cdrecord");
636 } else {
637 mr_asprintf(&cdr_exe, "dvdrecord");
638 }
639 tmp[0] = '\0';
640 if (!find_home_of_exe(cdr_exe)) {
641 strcpy(output, "/dev/cdrom");
642 log_msg(4, "Can't find cdrecord; assuming %s", output);
643 if (!does_device_exist(output)) {
644 log_msg(4, "That didn't work. Sorry.");
645 retval = 1;
646 goto end_of_find_cdrom_device;
647 } else {
648 retval = 0;
649 goto end_of_find_cdrom_device;
650 }
651 }
652
653 sprintf(command, "%s -scanbus 2> /dev/null", cdr_exe);
654 fin = popen(command, "r");
655 if (!fin) {
656 log_msg(4, "command=%s", command);
657 log_OS_error("Cannot popen command");
658 mr_free(cdr_exe);
659 return (1);
660 }
661 for ((void)fgets(tmp, MAX_STR_LEN, fin); !feof(fin);
662 (void)fgets(tmp, MAX_STR_LEN, fin)) {
663 p = strchr(tmp, '\'');
664 if (p) {
665 q = strchr(++p, '\'');
666 if (q) {
667 for (r = q; *(r - 1) == ' '; r--);
668 *r = '\0';
669 strcpy(phrase_one, p);
670 p = strchr(++q, '\'');
671 if (p) {
672 q = strchr(++p, '\'');
673 if (q) {
674 while (*(q - 1) == ' ') {
675 q--;
676 }
677 *q = '\0';
678 strcpy(phrase_two, p);
679 }
680 }
681 }
682 }
683 }
684 paranoid_pclose(fin);
685
686#ifndef __FreeBSD__
687 if (strlen(phrase_two) == 0) {
688 log_msg(4, "Not running phase two. String is empty.");
689 } else {
690 sprintf(command, "dmesg | grep \"%s\" 2> /dev/null", phrase_two);
691 fin = popen(command, "r");
692 if (!fin) {
693 log_msg(4, "Cannot run 2nd command - non-fatal, fortunately");
694 } else {
695 for ((void)fgets(tmp, MAX_STR_LEN, fin); !feof(fin);
696 (void)fgets(tmp, MAX_STR_LEN, fin)) {
697 log_msg(5, "--> '%s'", tmp);
698 if (tmp[0] != ' ' && tmp[1] != ' ') {
699 p = strchr(tmp, ':');
700 if (p) {
701 *p = '\0';
702 if (strstr(tmp, "DVD")) {
703 sprintf(dvd_last_resort, "/dev/%s", tmp);
704 log_msg(4,
705 "Ignoring '%s' because it's a DVD drive",
706 tmp);
707 } else {
708 sprintf(output, "/dev/%s", tmp);
709 found_it = TRUE;
710 }
711 }
712 }
713 }
714 paranoid_pclose(fin);
715 }
716 }
717
718#endif
719#ifdef __FreeBSD__
720 if (!found_it) {
721 log_msg(4, "OK, approach 2");
722 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
723 if (!
724 (found_it =
725 set_dev_to_this_if_rx_OK(output, "/dev/cdrom1"))) {
726 if (!
727 (found_it =
728 set_dev_to_this_if_rx_OK(output, "/dev/dvd"))) {
729 if (!
730 (found_it =
731 set_dev_to_this_if_rx_OK(output, "/dev/acd0"))) {
732 if (!
733 (found_it =
734 set_dev_to_this_if_rx_OK(output,
735 "/dev/cd01"))) {
736 if (!
737 (found_it =
738 set_dev_to_this_if_rx_OK(output,
739 "/dev/acd1"))) {
740 if (!
741 (found_it =
742 set_dev_to_this_if_rx_OK(output,
743 "/dev/cd1")))
744 {
745 retval = 1;
746 goto end_of_find_cdrom_device;
747 }
748 }
749 }
750 }
751 }
752 }
753 }
754 }
755#else
756 if (!found_it && strlen(dvd_last_resort) > 0) {
757 log_msg(4, "Well, I'll use the DVD - %s - as a last resort",
758 dvd_last_resort);
759 strcpy(output, dvd_last_resort);
760 found_it = TRUE;
761 }
762 if (found_it) {
763 sprintf(tmp, "grep \"%s=ide-scsi\" /proc/cmdline &> /dev/null",
764 strrchr(output, '/') + 1);
765 if (system(tmp) == 0) {
766 log_msg(4,
767 "%s is not right. It's being SCSI-emulated. Continuing.",
768 output);
769 found_it = FALSE;
770 output[0] = '\0';
771 }
772 }
773
774 if (found_it) {
775 log_msg(4, "(find_cdrom_device) --> '%s'", output);
776 if (!does_device_exist(output)) {
777 found_it = FALSE;
778 log_msg(4, "OK, I was wrong, I haven't found it... yet.");
779 }
780 }
781
782 if (!found_it) {
783 log_msg(4, "OK, approach 2");
784 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/scd0"))) {
785 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/sr0"))) {
786 if (!
787 (found_it =
788 set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
789 if (!
790 (found_it =
791 set_dev_to_this_if_rx_OK(output,
792 "/dev/cdrom0"))) {
793 if (!
794 (found_it =
795 set_dev_to_this_if_rx_OK(output,
796 "/dev/cdrom1"))) {
797 if (!
798 (found_it =
799 set_dev_to_this_if_rx_OK(output,
800 "/dev/sr1"))) {
801 if (!
802 (found_it =
803 set_dev_to_this_if_rx_OK(output,
804 "/dev/dvd")))
805 {
806 if (!
807 (found_it =
808 set_dev_to_this_if_rx_OK(output,
809 g_cdrw_drive_is_here)))
810 {
811 retval = 1;
812 goto end_of_find_cdrom_device;
813 }
814 }
815 }
816 }
817 }
818 }
819 }
820 }
821 }
822#endif
823
824 if (found_it && try_to_mount) {
825 if (mount_CDROM_here(output, mountpoint)) {
826 log_msg(4, "[Cardigans] I've changed my mind");
827 found_it = FALSE;
828 } else {
829 sprintf(tmp, "%s/archives", mountpoint);
830 if (!does_file_exist(tmp)) {
831 log_msg(4, "[Cardigans] I'll take it back");
832 found_it = FALSE;
833 } else {
834 sprintf(command, "umount %s", output);
835 paranoid_system(command);
836 log_msg(4, "I'm confident the Mondo CD is in %s", output);
837 }
838 }
839 }
840 unlink(mountpoint);
841
842 if (found_it) {
843 if (!does_file_exist(output)) {
844 log_msg(3, "I still haven't found it.");
845 return (1);
846 }
847 log_msg(3, "(find_cdrom_device) --> '%s'", output);
848 strcpy(the_last_place_i_found_it, output);
849 strcpy(g_cdrom_drive_is_here, output);
850 retval = 0;
851 goto end_of_find_cdrom_device;
852 }
853
854 sprintf(command,
855 "%s -scanbus | grep \"[0-9],[0-9],[0-9]\" | grep \"[D|C][V|D]\" | grep -n \"\" | grep \"%s\" | cut -d':' -f2",
856 cdr_exe, g_cdrw_drive_is_here);
857 log_msg(1, "command=%s", command);
858 mr_asprintf(&tmp1, "%s", call_program_and_get_last_line_of_output(command));
859 if (strlen(tmp1) > 0) {
860 strcpy(output, tmp1);
861 log_msg(4, "Finally found it at %s", output);
862 retval = 0;
863 } else {
864 log_msg(4, "Still couldn't find it.");
865 retval = 1;
866 }
867 mr_free(tmp1);
868
869 end_of_find_cdrom_device:
870 paranoid_free(tmp);
871 mr_free(cdr_exe);
872 paranoid_free(phrase_one);
873 paranoid_free(phrase_two);
874 paranoid_free(command);
875 paranoid_free(dvd_last_resort);
876 paranoid_free(mountpoint);
877 return (retval);
878}
879
880
881
882
883
884int find_dvd_device(char *output, bool try_to_mount)
885{
886 char *command;
887 char *tmp;
888 int retval = 0, devno = -1;
889
890 malloc_string(command);
891 malloc_string(tmp);
892
893 if (g_dvd_drive_is_here[0]) {
894 strcpy(output, g_dvd_drive_is_here);
895 log_msg(3, "Been there, done that. Returning %s", output);
896 return (0);
897 }
898
899 sprintf(tmp, "%s", call_program_and_get_last_line_of_output
900 ("dvdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
901 );
902 log_msg(5, "tmp = '%s'", tmp);
903 if (!tmp[0])
904 sprintf(tmp, "%s", call_program_and_get_last_line_of_output
905 ("cdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
906 );
907 if (tmp[0]) {
908 devno = atoi(tmp) - 1;
909 }
910 if (devno >= 0) {
911 retval = 0;
912 sprintf(output, "/dev/scd%d", devno);
913 strcpy(g_dvd_drive_is_here, output);
914 log_msg(2, "I think DVD is at %s", output);
915 } else {
916 log_msg(2, "I cannot find DVD");
917 retval = 1;
918 }
919
920 if (try_to_mount) {
921 log_msg(1, "Ignoring the fact that try_to_mount==TRUE");
922 }
923 return (retval);
924}
925
926
927
928
929
930#include <sys/ioctl.h>
931
932/**
933 * Find the size of the specified @p drive, in megabytes. Uses @c ioctl calls
934 * and @c dmesg.
935 * @param drive The device to find the size of.
936 * @return size in megabytes.
937 */
938long get_phys_size_of_drive(char *drive)
939{
940 int fd;
941#if linux
942 unsigned long long s = 0;
943 int fileid, cylinders = 0, cylindersleft = 0;
944 int cylindersize = 0;
945 int gotgeo = 0;
946
947
948 struct hd_geometry hdgeo;
949#elif __FreeBSD__
950 off_t s;
951#endif
952
953 long outvalA = -1;
954 long outvalB = -1;
955 long outvalC = -1;
956
957 if ((fd = open(drive, O_RDONLY)) != -1) {
958 if (ioctl(fd,
959#if linux
960#ifdef BLKGETSIZE64
961 BLKGETSIZE64,
962#else
963 BLKGETSIZE,
964#endif
965#elif __FreeBSD__
966 DIOCGMEDIASIZE,
967#endif
968 &s) != -1) {
969 close(fd);
970 // s>>11 works for older disks but not for newer ones
971 outvalB =
972#if linux
973#ifdef BLKGETSIZE64
974 s >> 20
975#else
976 s >> 11
977#endif
978#else
979 s >> 20
980#endif
981 ;
982 }
983 }
984
985 if (outvalB <= 0) {
986 log_msg(1, "Error getting size of %s: %s", drive, strerror(errno));
987#if linux
988 fileid = open(drive, O_RDONLY);
989 if (fileid != -1) {
990 if (ioctl(fileid, HDIO_GETGEO, &hdgeo) != -1) {
991 if (hdgeo.cylinders && hdgeo.heads && hdgeo.sectors) {
992 cylindersleft = cylinders = hdgeo.cylinders;
993 cylindersize = hdgeo.heads * hdgeo.sectors / 2;
994 outvalA = cylindersize * cylinders / 1024;
995 log_msg(2, "Got Harddisk geometry, C:%d, H:%d, S:%d",
996 hdgeo.cylinders, hdgeo.heads, hdgeo.sectors);
997 gotgeo = 1;
998 } else {
999 log_msg(1, "Harddisk geometry wrong");
1000 }
1001 } else {
1002 log_msg(1,
1003 "Error in ioctl() getting new hard disk geometry (%s), resizing in unsafe mode",
1004 strerror(errno));
1005 }
1006 close(fileid);
1007 } else {
1008 log_msg(1, "Failed to open %s for reading: %s", drive,
1009 strerror(errno));
1010 }
1011 if (!gotgeo) {
1012 log_msg(1, "Failed to get harddisk geometry, using old mode");
1013 }
1014#endif
1015 }
1016// OLDER DISKS will give ridiculously low value for outvalB (so outvalA is returned) :)
1017// NEWER DISKS will give sane value for outvalB (close to outvalA, in other words) :)
1018
1019 outvalC = (outvalA > outvalB) ? outvalA : outvalB;
1020
1021// log_msg (5, "drive = %s, error = %s", drive, strerror (errno));
1022// fatal_error ("GPSOD: Unable to get size of drive");
1023 log_msg(1, "%s --> %ld or %ld --> %ld", drive, outvalA, outvalB,
1024 outvalC);
1025
1026 return (outvalC);
1027}
1028
1029/**
1030 * Determine whether @p format is supported by the kernel. Uses /proc/filesystems
1031 * under Linux and @c lsvfs under FreeBSD.
1032 * @param format The format to test.
1033 * @return TRUE if the format is supported, FALSE if not.
1034 */
1035bool is_this_a_valid_disk_format(char *format)
1036{
1037 char *good_formats = NULL;
1038 char *command;
1039 char *format_sz;
1040
1041 FILE *pin;
1042 int retval;
1043 malloc_string(good_formats);
1044 malloc_string(command);
1045 malloc_string(format_sz);
1046
1047 assert_string_is_neither_NULL_nor_zerolength(format);
1048
1049 sprintf(format_sz, "%s ", format);
1050
1051#ifdef __FreeBSD__
1052 sprintf(command,
1053 "lsvfs | tr -s '\t' ' ' | grep -v Filesys | grep -v -- -- | cut -d' ' -f1 | tr -s '\n' ' '");
1054#else
1055 sprintf(command,
1056 "grep -v nodev /proc/filesystems | tr -s '\t' ' ' | cut -d' ' -f2 | tr -s '\n' ' '");
1057#endif
1058
1059 pin = popen(command, "r");
1060 if (!pin) {
1061 log_OS_error("Unable to read good formats");
1062 retval = 0;
1063 } else {
1064 strcpy(good_formats, " ");
1065 (void) fgets(good_formats + 1, MAX_STR_LEN - 1, pin);
1066 if (pclose(pin)) {
1067 log_OS_error("Cannot pclose good formats");
1068 }
1069 strip_spaces(good_formats);
1070 strcat(good_formats, " swap lvm raid ntfs-3g ntfs 7 "); // " ntfs 7 " -- um, cheating much? :)
1071 if (strstr(good_formats, format_sz)) {
1072 retval = 1;
1073 } else {
1074 retval = 0;
1075 }
1076 }
1077 paranoid_free(good_formats);
1078 paranoid_free(command);
1079 paranoid_free(format_sz);
1080 return (retval);
1081}
1082
1083
1084/** @def SWAPLIST_COMMAND The command to list the swap files/partitions in use. */
1085
1086/**
1087 * Determine whether @p device_raw is currently mounted.
1088 * @param device_raw The device to check.
1089 * @return TRUE if it's mounted, FALSE if not.
1090 */
1091bool is_this_device_mounted(char *device_raw)
1092{
1093
1094 /*@ pointers **************************************************** */
1095 FILE *fin;
1096
1097 /*@ buffers ***************************************************** */
1098 char *incoming;
1099 char *device_with_tab = NULL;
1100 char *device_with_space = NULL;
1101 char *tmp = NULL;
1102 bool retval = FALSE;
1103
1104#ifdef __FreeBSD__
1105#define SWAPLIST_COMMAND "swapinfo"
1106#else
1107#define SWAPLIST_COMMAND "cat /proc/swaps"
1108#endif
1109
1110 /*@ end vars **************************************************** */
1111
1112 malloc_string(incoming);
1113 assert(device_raw != NULL);
1114// assert_string_is_neither_NULL_nor_zerolength(device_raw);
1115 if (device_raw[0] != '/' && !strstr(device_raw, ":/")) {
1116 log_msg(1, "%s needs to have a '/' prefixed - I'll do it",
1117 device_raw);
1118 mr_asprintf(&tmp, "/%s", device_raw);
1119 } else {
1120 mr_asprintf(&tmp, "%s", device_raw);
1121 }
1122 log_msg(1, "Is %s mounted?", tmp);
1123 if (!strcmp(tmp, "/proc") || !strcmp(tmp, "proc")) {
1124 log_msg(1,
1125 "I don't know how the heck /proc made it into the mountlist. I'll ignore it.");
1126 mr_free(tmp);
1127 return(FALSE);
1128 }
1129 mr_asprintf(&device_with_tab, "%s\t", tmp);
1130 mr_asprintf(&device_with_space, "%s ", tmp);
1131 mr_free(tmp);
1132
1133 if (!(fin = popen("mount", "r"))) {
1134 log_OS_error("Cannot popen 'mount'");
1135 return(FALSE);
1136 }
1137 for ((void)fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
1138 (void)fgets(incoming, MAX_STR_LEN - 1, fin)) {
1139 if (strstr(incoming, device_with_space) //> incoming
1140 || strstr(incoming, device_with_tab)) // > incoming)
1141 {
1142 paranoid_pclose(fin);
1143 paranoid_free(incoming);
1144 return(TRUE);
1145 }
1146 }
1147 mr_free(device_with_tab);
1148 mr_free(device_with_space);
1149 paranoid_pclose(fin);
1150 mr_asprintf(&tmp, "%s | grep -E \"^%s\" > /dev/null 2> /dev/null",
1151 SWAPLIST_COMMAND, device_with_space);
1152 log_msg(4, "tmp (command) = '%s'", tmp);
1153 if (!system(tmp)) {
1154 retval = TRUE;
1155 }
1156 mr_free(tmp);
1157 paranoid_free(incoming);
1158 return(retval);
1159}
1160
1161#ifdef __FreeBSD__
1162// CODE IS FREEBSD-SPECIFIC
1163/**
1164 * Create a loopback device for specified @p fname.
1165 * @param fname The file to associate with a device.
1166 * @return /dev entry for the device, or NULL if it couldn't be allocated.
1167 */
1168char *make_vn(char *fname)
1169{
1170 char *device = (char *) malloc(MAX_STR_LEN);
1171 char *mddevice = (char *) malloc(32);
1172 char command[MAX_STR_LEN];
1173 int vndev = 2;
1174 if (atoi
1175 (call_program_and_get_last_line_of_output
1176 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1177 do {
1178 sprintf(mddevice, "vn%ic", vndev++);
1179 sprintf(command, "vnconfig %s %s", mddevice, fname);
1180 if (vndev > 10) {
1181 return NULL;
1182 }
1183 }
1184 while (system(command));
1185 } else {
1186 sprintf(command, "mdconfig -a -t vnode -f %s", fname);
1187 mddevice = call_program_and_get_last_line_of_output(command);
1188 if (!strstr(mddevice, "md")) {
1189 return NULL;
1190 }
1191 }
1192 sprintf(device, "/dev/%s", mddevice);
1193 return device;
1194}
1195
1196
1197
1198// CODE IS FREEBSD-SPECIFIC
1199/**
1200 * Deallocate specified @p dname.
1201 * This should be called when you are done with the device created by make_vn(),
1202 * so the system does not run out of @c vn devices.
1203 * @param dname The device to deallocate.
1204 * @return 0 for success, nonzero for failure.
1205 */
1206int kick_vn(char *dname)
1207{
1208 char command[MAX_STR_LEN];
1209
1210 if (strncmp(dname, "/dev/", 5) == 0) {
1211 dname += 5;
1212 }
1213
1214 if (atoi
1215 (call_program_and_get_last_line_of_output
1216 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1217 sprintf(command, "vnconfig -d %s", dname);
1218 return system(command);
1219 } else {
1220 sprintf(command, "mdconfig -d -u %s", dname);
1221 return system(command);
1222 }
1223 /*NOTREACHED*/ return 255;
1224}
1225#endif
1226
1227
1228/**
1229 * Mount the CD-ROM at @p mountpoint.
1230 * @param device The device (or file if g_ISO_restore_mode) to mount.
1231 * @param mountpoint The place to mount it.
1232 * @return 0 for success, nonzero for failure.
1233 */
1234int mount_USB_here(char *device, char *mountpoint)
1235{
1236 /*@ buffer ****************************************************** */
1237 char *command;
1238 int retval;
1239
1240 malloc_string(command);
1241 assert_string_is_neither_NULL_nor_zerolength(device);
1242 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
1243
1244 make_hole_for_dir(mountpoint);
1245 if (isdigit(device[0])) {
1246 return(1);
1247 }
1248 log_msg(4, "(mount_USB_here --- device=%s, mountpoint=%s", device,
1249 mountpoint);
1250
1251#ifdef __FreeBSD__
1252 sprintf(command, "mount_vfat %s %s 2>> %s",
1253 device, mountpoint, MONDO_LOGFILE);
1254
1255#else
1256 sprintf(command, "mount %s -t vfat %s 2>> %s",
1257 device, mountpoint, MONDO_LOGFILE);
1258#endif
1259
1260 log_msg(4, command);
1261 retval = system(command);
1262 log_msg(1, "system(%s) returned %d", command, retval);
1263
1264 paranoid_free(command);
1265 return (retval);
1266}
1267
1268/**
1269 * Mount the CD-ROM at @p mountpoint.
1270 * @param device The device (or file if g_ISO_restore_mode) to mount.
1271 * @param mountpoint The place to mount it.
1272 * @return 0 for success, nonzero for failure.
1273 */
1274int mount_CDROM_here(char *device, char *mountpoint)
1275{
1276 /*@ buffer ****************************************************** */
1277 char *command = NULL;
1278 int retval;
1279
1280 assert_string_is_neither_NULL_nor_zerolength(device);
1281 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
1282
1283 make_hole_for_dir(mountpoint);
1284
1285#ifdef __FreeBSD__
1286 char *dev = NULL;
1287#else
1288 char *options = NULL;
1289 mr_asprintf(&options, "ro");
1290#endif
1291
1292 if (isdigit(device[0])) {
1293 find_cdrom_device(device, FALSE);
1294 }
1295 if (g_ISO_restore_mode) {
1296
1297#ifdef __FreeBSD__
1298 mr_asprintf(&dev, make_vn(device));
1299 if (!dev) {
1300 mr_asprintf(&command, "Unable to mount ISO (make_vn(%s) failed)", device);
1301 fatal_error(command);
1302 }
1303 strcpy(device, dev);
1304 paranoid_free(dev);
1305#else
1306 mr_strcat(options, ",loop");
1307#endif
1308
1309 }
1310 log_msg(4, "(mount_CDROM_here --- device=%s, mountpoint=%s", device,
1311 mountpoint);
1312 /*@ end vars *************************************************** */
1313
1314#ifdef __FreeBSD__
1315 mr_asprintf(&command, "mount_cd9660 -r %s %s 2>> %s",
1316 device, mountpoint, MONDO_LOGFILE);
1317
1318#else
1319 mr_asprintf(&command, "mount %s -o %s -t iso9660 %s 2>> %s",
1320 device, options, mountpoint, MONDO_LOGFILE);
1321 paranoid_free(options);
1322#endif
1323
1324 log_msg(4, command);
1325 if (strncmp(device, "/dev/", 5) == 0) {
1326 retract_CD_tray_and_defeat_autorun();
1327 }
1328 retval = system(command);
1329 log_msg(1, "system(%s) returned %d", command, retval);
1330 paranoid_free(command);
1331
1332 return (retval);
1333}
1334
1335
1336
1337
1338
1339
1340/**
1341 * Ask the user for CD number @p cd_number_i_want.
1342 * Sets g_current_media_number once the correct CD is inserted.
1343 * @param bkpinfo The backup information structure. Fields used:
1344 * - @c bkpinfo->backup_media_type
1345 * - @c bkpinfo->prefix
1346 * - @c bkpinfo->isodir
1347 * - @c bkpinfo->media_device
1348 * - @c bkpinfo->please_dont_eject_when_restoring
1349 * @param cd_number_i_want The CD number to ask for.
1350 */
1351void
1352insist_on_this_cd_number(int cd_number_i_want)
1353{
1354
1355 /*@ int ************************************************************* */
1356 int res = 0;
1357
1358
1359 /*@ buffers ********************************************************* */
1360 char *tmp;
1361 char *request;
1362
1363 assert(bkpinfo != NULL);
1364 assert(cd_number_i_want > 0);
1365
1366// log_msg(3, "Insisting on CD number %d", cd_number_i_want);
1367
1368 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1369 log_msg(3,
1370 "No need to insist_on_this_cd_number when the backup type isn't CD-R(W) or NFS or ISO");
1371 return;
1372 }
1373 malloc_string(tmp);
1374 malloc_string(request);
1375 sprintf(tmp, "mkdir -p " MNT_CDROM);
1376 run_program_and_log_output(tmp, 5);
1377 if (g_ISO_restore_mode || bkpinfo->backup_media_type == iso
1378 || bkpinfo->backup_media_type == nfs) {
1379 log_msg(3, "Remounting CD");
1380 g_ISO_restore_mode = TRUE;
1381// FIXME --- I'm tempted to do something about this...
1382// Why unmount and remount again and again?
1383 if (is_this_device_mounted(MNT_CDROM)) {
1384 run_program_and_log_output("umount " MNT_CDROM, 5);
1385 }
1386 sprintf(tmp, "mkdir -p %s/isodir &> /dev/null", bkpinfo->tmpdir);
1387 (void)system(tmp);
1388 sprintf(tmp, "%s/%s/%s-%d.iso", bkpinfo->isodir,
1389 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1390 cd_number_i_want);
1391 if (!does_file_exist(tmp)) {
1392 sprintf(tmp, "%s/isodir/%s/%s-%d.iso", bkpinfo->tmpdir,
1393 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1394 cd_number_i_want);
1395 if (does_file_exist(tmp)) {
1396 log_msg(1,
1397 "FIXME - hacking bkpinfo->isodir from '%s' to %s/isodir",
1398 bkpinfo->isodir, bkpinfo->tmpdir);
1399 sprintf(bkpinfo->isodir, "%s/isodir", bkpinfo->tmpdir);
1400 }
1401 }
1402 log_msg(3, "Mounting %s at %s", tmp, MNT_CDROM);
1403 if (mount_CDROM_here(tmp, MNT_CDROM)) {
1404 fatal_error("Mommy!");
1405 }
1406// g_current_media_number = cd_number_i_want;
1407// return;
1408 }
1409 if ((res = what_number_cd_is_this()) != cd_number_i_want) {
1410 log_msg(3, "Currently, we hold %d but we want %d", res,
1411 cd_number_i_want);
1412 sprintf(tmp, "Insisting on %s #%d",
1413 media_descriptor_string(bkpinfo->backup_media_type),
1414 cd_number_i_want);
1415 sprintf(request, "Please insert %s #%d and press Enter.",
1416 media_descriptor_string(bkpinfo->backup_media_type),
1417 cd_number_i_want);
1418 log_msg(3, tmp);
1419 while (what_number_cd_is_this() != cd_number_i_want) {
1420 paranoid_system("sync");
1421 if (is_this_device_mounted(MNT_CDROM)) {
1422 res =
1423 run_program_and_log_output("umount " MNT_CDROM, FALSE);
1424 } else {
1425 res = 0;
1426 }
1427 if (res) {
1428 log_to_screen("WARNING - failed to unmount CD-ROM drive");
1429 }
1430 if (!bkpinfo->please_dont_eject) {
1431 res = eject_device(bkpinfo->media_device);
1432 } else {
1433 res = 0;
1434 }
1435 if (res) {
1436 log_to_screen("WARNING - failed to eject CD-ROM disk");
1437 }
1438 popup_and_OK(request);
1439 if (!bkpinfo->please_dont_eject) {
1440 inject_device(bkpinfo->media_device);
1441 }
1442 paranoid_system("sync");
1443 }
1444 log_msg(1, "Thankyou. Proceeding...");
1445 g_current_media_number = cd_number_i_want;
1446 }
1447 paranoid_free(tmp);
1448 paranoid_free(request);
1449}
1450
1451/* @} - end of deviceGroup */
1452
1453
1454
1455
1456
1457
1458/**
1459 * Ask user for details of backup/restore information.
1460 * Called when @c mondoarchive doesn't get any parameters.
1461 * @param bkpinfo The backup information structure to fill out with the user's data.
1462 * @param archiving_to_media TRUE if archiving, FALSE if restoring.
1463 * @return 0, always.
1464 * @bug No point of `int' return value.
1465 * @ingroup archiveGroup
1466 */
1467int interactively_obtain_media_parameters_from_user(bool archiving_to_media)
1468// archiving_to_media is TRUE if I'm being called by mondoarchive
1469// archiving_to_media is FALSE if I'm being called by mondorestore
1470{
1471 char *tmp = NULL;
1472 char *sz_size;
1473 char *command;
1474 char *comment;
1475 char *prompt;
1476 int i;
1477 FILE *fin;
1478
1479 malloc_string(sz_size);
1480 malloc_string(command);
1481 malloc_string(comment);
1482 malloc_string(prompt);
1483 assert(bkpinfo != NULL);
1484 sz_size[0] = '\0';
1485 bkpinfo->nonbootable_backup = FALSE;
1486
1487 // Tape, CD, NFS, ...?
1488 srandom(getpid());
1489 bkpinfo->backup_media_type =
1490 (g_restoring_live_from_cd) ? cdr :
1491 which_backup_media_type(bkpinfo->restore_data);
1492 if (bkpinfo->backup_media_type == none) {
1493 log_to_screen("User has chosen not to backup the PC");
1494 finish(1);
1495 }
1496 /* Why asking to remove the media with tape ?
1497 if (bkpinfo->backup_media_type == tape && bkpinfo->restore_data) {
1498 popup_and_OK("Please remove media from drive(s)");
1499 }
1500 */
1501 log_msg(3, "media type = %s",
1502 bkptype_to_string(bkpinfo->backup_media_type));
1503 if (archiving_to_media) {
1504 sensibly_set_tmpdir_and_scratchdir();
1505 }
1506 bkpinfo->cdrw_speed = (bkpinfo->backup_media_type == cdstream) ? 2 : 4;
1507 bkpinfo->compression_level =
1508 (bkpinfo->backup_media_type == cdstream) ? 1 : 5;
1509 bkpinfo->use_lzo =
1510 (bkpinfo->backup_media_type == cdstream) ? TRUE : FALSE;
1511 mvaddstr_and_log_it(2, 0, " ");
1512
1513 // Find device's /dev (or SCSI) entry
1514 switch (bkpinfo->backup_media_type) {
1515 case cdr:
1516 case cdrw:
1517 case dvd:
1518 case usb:
1519 /* Never try to eject a USB device */
1520 if (bkpinfo->backup_media_type == usb) {
1521 bkpinfo->please_dont_eject = TRUE;
1522 }
1523 if (archiving_to_media) {
1524 if ((bkpinfo->backup_media_type != dvd) && (bkpinfo->backup_media_type != usb)) {
1525 if (ask_me_yes_or_no
1526 ("Is your computer a laptop, or does the CD writer incorporate BurnProof technology?"))
1527 {
1528 bkpinfo->manual_cd_tray = TRUE;
1529 }
1530 }
1531 if ((bkpinfo->compression_level =
1532 which_compression_level()) == -1) {
1533 log_to_screen("User has chosen not to backup the PC");
1534 finish(1);
1535 }
1536 sprintf(comment, "What speed is your %s (re)writer?",
1537 media_descriptor_string(bkpinfo->backup_media_type));
1538 if (bkpinfo->backup_media_type == dvd) {
1539 find_dvd_device(bkpinfo->media_device, FALSE);
1540 mr_asprintf(&tmp, "1");
1541 sprintf(sz_size, "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4482 MB
1542 log_msg(1, "Setting to DVD defaults");
1543 } else {
1544 strcpy(bkpinfo->media_device, VANILLA_SCSI_CDROM);
1545 mr_asprintf(&tmp, "4");
1546 strcpy(sz_size, "650");
1547 log_msg(1, "Setting to CD defaults");
1548 }
1549 if ((bkpinfo->backup_media_type != dvd) && (bkpinfo->backup_media_type != usb)) {
1550 if (!popup_and_get_string("Speed", comment, tmp, 4)) {
1551 log_to_screen("User has chosen not to backup the PC");
1552 finish(1);
1553 }
1554 }
1555 bkpinfo->cdrw_speed = atoi(tmp); // if DVD then this shouldn't ever be used anyway :)
1556 mr_free(tmp);
1557
1558 sprintf(comment,
1559 "How much data (in Megabytes) will each %s store?",
1560 media_descriptor_string(bkpinfo->backup_media_type));
1561 if (!popup_and_get_string("Size", comment, sz_size, 5)) {
1562 log_to_screen("User has chosen not to backup the PC");
1563 finish(1);
1564 }
1565 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1566 bkpinfo->media_size[i] = atoi(sz_size);
1567 }
1568 if (bkpinfo->media_size[0] <= 0) {
1569 log_to_screen("User has chosen not to backup the PC");
1570 finish(1);
1571 }
1572 }
1573 /* No break because we continue even for usb */
1574 case cdstream:
1575 if ((bkpinfo->disaster_recovery) && (bkpinfo->backup_media_type != usb)) {
1576 strcpy(bkpinfo->media_device, "/dev/cdrom");
1577 log_msg(2, "CD-ROM device assumed to be at %s",
1578 bkpinfo->media_device);
1579 } else if ((bkpinfo->restore_data && (bkpinfo->backup_media_type != usb))
1580 || bkpinfo->backup_media_type == dvd) {
1581 if (!bkpinfo->media_device[0]) {
1582 strcpy(bkpinfo->media_device, "/dev/cdrom");
1583 } // just for the heck of it :)
1584 log_msg(1, "bkpinfo->media_device = %s",
1585 bkpinfo->media_device);
1586 if (bkpinfo->backup_media_type == dvd
1587 || find_cdrom_device(bkpinfo->media_device, FALSE)) {
1588 log_msg(1, "bkpinfo->media_device = %s",
1589 bkpinfo->media_device);
1590 sprintf(comment,
1591 "Please specify your %s drive's /dev entry",
1592 media_descriptor_string(bkpinfo->backup_media_type));
1593 if (!popup_and_get_string
1594 ("Device?", comment, bkpinfo->media_device,
1595 MAX_STR_LEN / 4)) {
1596 log_to_screen("User has chosen not to backup the PC");
1597 finish(1);
1598 }
1599 }
1600 log_msg(2, "%s device found at %s",
1601 media_descriptor_string(bkpinfo->backup_media_type),
1602 bkpinfo->media_device);
1603 } else {
1604 if ((find_cdrw_device(bkpinfo->media_device)) && (bkpinfo->backup_media_type != usb)) {
1605 bkpinfo->media_device[0] = '\0';
1606 }
1607 if (bkpinfo->media_device[0]) {
1608 if (bkpinfo->backup_media_type == usb) {
1609 mr_asprintf(&tmp,
1610 "I think your %s media corresponds to %s. Is this correct?",
1611 media_descriptor_string(bkpinfo->backup_media_type),
1612 bkpinfo->media_device);
1613 } else {
1614 mr_asprintf(&tmp,
1615 "I think I've found your %s burner at SCSI node %s. Is this correct? (Say no if you have an IDE burner and you are running a 2.6 kernel. You will then be prompted for further details.)",
1616 media_descriptor_string(bkpinfo->backup_media_type),
1617 bkpinfo->media_device);
1618 }
1619 if (!ask_me_yes_or_no(tmp)) {
1620 bkpinfo->media_device[0] = '\0';
1621 }
1622 mr_free(tmp);
1623 }
1624 if (!bkpinfo->media_device[0]) {
1625 if (bkpinfo->backup_media_type == usb) {
1626 i = popup_and_get_string("/dev entry?",
1627 "What is the /dev entry of your USB Disk/Key, please?",
1628 bkpinfo->media_device,
1629 MAX_STR_LEN / 4);
1630 } else {
1631 if (g_kernel_version < 2.6) {
1632 i = popup_and_get_string("Device node?",
1633 "What is the SCSI node of your CD (re)writer, please?",
1634 bkpinfo->media_device,
1635 MAX_STR_LEN / 4);
1636 } else {
1637 i = popup_and_get_string("/dev entry?",
1638 "What is the /dev entry of your CD (re)writer, please?",
1639 bkpinfo->media_device,
1640 MAX_STR_LEN / 4);
1641 }
1642 }
1643 if (!i) {
1644 log_to_screen("User has chosen not to backup the PC");
1645 finish(1);
1646 }
1647 }
1648 }
1649 if (bkpinfo->backup_media_type == cdstream) {
1650 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1651 bkpinfo->media_size[i] = 650;
1652 }
1653 }
1654 break;
1655 case udev:
1656 if (!ask_me_yes_or_no
1657 ("This option is for advanced users only. Are you sure?")) {
1658 log_to_screen("User has chosen not to backup the PC");
1659 finish(1);
1660 }
1661 case tape:
1662
1663 if ((!bkpinfo->restore_mode) && (find_tape_device_and_size(bkpinfo->media_device, sz_size))) {
1664 log_msg(3, "Ok, using vanilla scsi tape.");
1665 strcpy(bkpinfo->media_device, VANILLA_SCSI_TAPE);
1666 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1667 paranoid_fclose(fin);
1668 } else {
1669 strcpy(bkpinfo->media_device, "/dev/osst0");
1670 }
1671 }
1672 if (bkpinfo->media_device[0]) {
1673 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1674 paranoid_fclose(fin);
1675 } else {
1676 if (does_file_exist("/tmp/mondo-restore.cfg")) {
1677 read_cfg_var("/tmp/mondo-restore.cfg", "media-dev",
1678 bkpinfo->media_device);
1679 }
1680 }
1681 }
1682 if (bkpinfo->media_device[0]) {
1683 mr_asprintf(&tmp,
1684 "I think I've found your tape streamer at %s; am I right on the money?",
1685 bkpinfo->media_device);
1686 if (!ask_me_yes_or_no(tmp)) {
1687 bkpinfo->media_device[0] = '\0';
1688 }
1689 mr_free(tmp);
1690 }
1691 if (!bkpinfo->media_device[0]) {
1692 if (!popup_and_get_string
1693 ("Device name?",
1694 "What is the /dev entry of your tape streamer?",
1695 bkpinfo->media_device, MAX_STR_LEN / 4)) {
1696 log_to_screen("User has chosen not to backup the PC");
1697 finish(1);
1698 }
1699 }
1700 mr_asprintf(&tmp, "ls -l %s", bkpinfo->media_device);
1701 if (run_program_and_log_output(tmp, FALSE)) {
1702 log_to_screen("User has not specified a valid /dev entry");
1703 finish(1);
1704 }
1705 mr_free(tmp);
1706 log_msg(4, "sz_size = %s", sz_size);
1707 sz_size[0] = '\0';
1708
1709 bkpinfo->use_obdr = ask_me_yes_or_no
1710 ("Do you want to activate OBDR support for your tapes ?");
1711 if (sz_size[0] == '\0') {
1712 bkpinfo->media_size[0] = 0;
1713 } else {
1714 bkpinfo->media_size[0] =
1715 friendly_sizestr_to_sizelong(sz_size) / 2 - 50;
1716 }
1717 log_msg(4, "media_size[0] = %ld", bkpinfo->media_size[0]);
1718 if (bkpinfo->media_size[0] <= 0) {
1719 bkpinfo->media_size[0] = 0;
1720 }
1721 for (i = 1; i <= MAX_NOOF_MEDIA; i++) {
1722 bkpinfo->media_size[i] = bkpinfo->media_size[0];
1723 }
1724 if (archiving_to_media) {
1725 if ((bkpinfo->compression_level =
1726 which_compression_level()) == -1) {
1727 log_to_screen("User has chosen not to backup the PC");
1728 finish(1);
1729 }
1730 }
1731 break;
1732
1733
1734
1735 case nfs:
1736 /* Never try to eject a NFS device */
1737 bkpinfo->please_dont_eject = TRUE;
1738
1739 /* Initiate bkpinfo nfs_mount path from running environment if not already done */
1740 if (!bkpinfo->nfs_mount[0]) {
1741 strcpy(bkpinfo->nfs_mount,
1742 call_program_and_get_last_line_of_output
1743 ("mount | grep \":\" | cut -d' ' -f1 | head -n1"));
1744 }
1745#ifdef __FreeBSD__
1746 if (TRUE)
1747#else
1748 if (!bkpinfo->disaster_recovery)
1749#endif
1750 {
1751 if (!popup_and_get_string
1752 ("NFS dir.",
1753 "Please enter path and directory where archives are stored remotely. (Mondo has taken a guess at the correct value. If it is incorrect, delete it and type the correct one.)",
1754 bkpinfo->nfs_mount, MAX_STR_LEN / 4)) {
1755 log_to_screen("User has chosen not to backup the PC");
1756 finish(1);
1757 }
1758 if (!bkpinfo->restore_data) {
1759 if ((bkpinfo->compression_level =
1760 which_compression_level()) == -1) {
1761 log_to_screen("User has chosen not to backup the PC");
1762 finish(1);
1763 }
1764 }
1765 // check whether already mounted - we better remove
1766 // surrounding spaces and trailing '/' for this
1767 strip_spaces(bkpinfo->nfs_mount);
1768 if (bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] == '/')
1769 bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] = '\0';
1770 sprintf(command, "mount | grep \"%s \" | cut -d' ' -f3",
1771 bkpinfo->nfs_mount);
1772 strcpy(bkpinfo->isodir,
1773 call_program_and_get_last_line_of_output(command));
1774
1775 if (!bkpinfo->restore_data) {
1776 sprintf(comment,
1777 "How much data (in Megabytes) will each media store?");
1778 if (!popup_and_get_string("Size", comment, sz_size, 5)) {
1779 log_to_screen("User has chosen not to backup the PC");
1780 finish(1);
1781 }
1782 } else {
1783 strcpy(sz_size, "0");
1784 }
1785 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1786 bkpinfo->media_size[i] = atoi(sz_size);
1787 }
1788 if (bkpinfo->media_size[0] < 0) {
1789 log_to_screen("User has chosen not to backup the PC");
1790 finish(1);
1791 }
1792 }
1793 if (bkpinfo->disaster_recovery) {
1794 sprintf(command ,"umount %s/isodir 2> /dev/null", bkpinfo->tmpdir);
1795 (void)system(command);
1796 if (!popup_and_get_string
1797 ("NFS share", "Which remote NFS share should I mount?",
1798 bkpinfo->nfs_mount, MAX_STR_LEN)) {
1799 log_to_screen("User has chosen not to backup the PC");
1800 finish(1);
1801 }
1802 }
1803 /* Initiate bkpinfo isodir path from running environment if mount already done */
1804 if (is_this_device_mounted(bkpinfo->nfs_mount)) {
1805 strcpy(bkpinfo->isodir,
1806 call_program_and_get_last_line_of_output
1807 ("mount | grep \":\" | cut -d' ' -f3 | head -n1"));
1808 } else {
1809 sprintf(bkpinfo->isodir, "%s/nfsdir", bkpinfo->tmpdir);
1810 sprintf(command, "mkdir -p %s", bkpinfo->isodir);
1811 run_program_and_log_output(command, 5);
1812 mr_asprintf(&tmp, "mount -t nfs -o nolock %s %s", bkpinfo->nfs_mount,
1813 bkpinfo->isodir);
1814 run_program_and_log_output(tmp, 3);
1815 mr_free(tmp);
1816
1817 malloc_string(g_selfmounted_isodir);
1818 strcpy(g_selfmounted_isodir, bkpinfo->isodir);
1819 }
1820 if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1821 popup_and_OK
1822 ("Please mount that partition before you try to backup to or restore from it.");
1823 finish(1);
1824 }
1825 mr_asprintf(&tmp, bkpinfo->nfs_remote_dir);
1826 if (!popup_and_get_string
1827 ("Directory", "Which directory within that mountpoint?", tmp,
1828 MAX_STR_LEN)) {
1829 log_to_screen("User has chosen not to backup the PC");
1830 finish(1);
1831 }
1832 strcpy(bkpinfo->nfs_remote_dir, tmp);
1833 mr_free(tmp);
1834
1835 // check whether writable - we better remove surrounding spaces for this
1836 strip_spaces(bkpinfo->nfs_remote_dir);
1837
1838 if (!popup_and_get_string
1839 ("Prefix.",
1840 "Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files",
1841 bkpinfo->prefix, MAX_STR_LEN / 4)) {
1842 log_to_screen("User has chosen not to backup the PC");
1843 finish(1);
1844 }
1845 log_msg(3, "prefix set to %s", bkpinfo->prefix);
1846
1847 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1848 bkpinfo->media_size[i] = 650;
1849 }
1850 log_msg(3, "Just set nfs_remote_dir to %s",
1851 bkpinfo->nfs_remote_dir);
1852 log_msg(3, "isodir is still %s", bkpinfo->isodir);
1853 break;
1854
1855 case iso:
1856 if (!bkpinfo->disaster_recovery) {
1857 if (!popup_and_get_string
1858 ("Storage dir.",
1859 "Please enter the full path name to the directory for your ISO images. Example: /mnt/raid0_0",
1860 bkpinfo->isodir, MAX_STR_LEN / 4)) {
1861 log_to_screen("User has chosen not to backup the PC");
1862 finish(1);
1863 }
1864 if (archiving_to_media) {
1865 if ((bkpinfo->compression_level =
1866 which_compression_level()) == -1) {
1867 log_to_screen("User has chosen not to backup the PC");
1868 finish(1);
1869 }
1870 if (!popup_and_get_string
1871 ("ISO size.",
1872 "Please enter how big you want each ISO image to be (in megabytes). This should be less than or equal to the size of the CD-R[W]'s or DVD's you plan to backup to.",
1873 sz_size, 16)) {
1874 log_to_screen("User has chosen not to backup the PC");
1875 finish(1);
1876 }
1877 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1878 bkpinfo->media_size[i] = atoi(sz_size);
1879 }
1880 } else {
1881 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1882 bkpinfo->media_size[i] = 650;
1883 }
1884 }
1885 }
1886 if (!popup_and_get_string
1887 ("Prefix.",
1888 "Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files",
1889 bkpinfo->prefix, MAX_STR_LEN / 4)) {
1890 log_to_screen("User has chosen not to backup the PC");
1891 finish(1);
1892 }
1893 log_msg(3, "prefix set to %s", bkpinfo->prefix);
1894 break;
1895 default:
1896 fatal_error
1897 ("I, Mojo Jojo, shall defeat those pesky Powerpuff Girls!");
1898 }
1899
1900 if (archiving_to_media) {
1901
1902#ifdef __FreeBSD__
1903 strcpy(bkpinfo->boot_device,
1904 call_program_and_get_last_line_of_output
1905 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/\\([0-9]\\).*/\\1/'"));
1906#else
1907 strcpy(bkpinfo->boot_device,
1908 call_program_and_get_last_line_of_output
1909 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/[0-9].*//'"));
1910#endif
1911 i = which_boot_loader(bkpinfo->boot_device);
1912 if (i == 'U') // unknown
1913 {
1914
1915#ifdef __FreeBSD__
1916 if (!popup_and_get_string
1917 ("Boot device",
1918 "What is your boot device? (e.g. /dev/ad0)",
1919 bkpinfo->boot_device, MAX_STR_LEN / 4)) {
1920 log_to_screen("User has chosen not to backup the PC");
1921 finish(1);
1922 }
1923 i = which_boot_loader(bkpinfo->boot_device);
1924#else
1925 if (!popup_and_get_string
1926 ("Boot device",
1927 "What is your boot device? (e.g. /dev/hda)",
1928 bkpinfo->boot_device, MAX_STR_LEN / 4)) {
1929 log_to_screen("User has chosen not to backup the PC");
1930 finish(1);
1931 }
1932 if (does_string_exist_in_boot_block
1933 (bkpinfo->boot_device, "LILO")) {
1934 i = 'L';
1935 } else
1936 if (does_string_exist_in_boot_block
1937 (bkpinfo->boot_device, "ELILO")) {
1938 i = 'E';
1939 } else
1940 if (does_string_exist_in_boot_block
1941 (bkpinfo->boot_device, "GRUB")) {
1942 i = 'G';
1943 } else {
1944 i = 'U';
1945 }
1946#endif
1947 if (i == 'U') {
1948 if (ask_me_yes_or_no
1949 ("Unidentified boot loader. Shall I restore it byte-for-byte at restore time and hope for the best?"))
1950 {
1951 i = 'R'; // raw
1952 } else {
1953 log_to_screen
1954 ("I cannot find your boot loader. Please run mondoarchive with parameters.");
1955 finish(1);
1956 }
1957 }
1958 }
1959 bkpinfo->boot_loader = i;
1960 strcpy(bkpinfo->include_paths, "/");
1961 if (!popup_and_get_string
1962 ("Backup paths",
1963 "Please enter paths which you want me to backup. The default is '/' (i.e. everything).",
1964 bkpinfo->include_paths, MAX_STR_LEN)) {
1965 log_to_screen("User has chosen not to backup the PC");
1966 finish(1);
1967 }
1968 mr_asprintf(&tmp, "%s", list_of_NFS_mounts_only());
1969 if (strlen(tmp) > 2) {
1970 if (bkpinfo->exclude_paths[0]) {
1971 strcat(bkpinfo->exclude_paths, " ");
1972 }
1973 strncpy(bkpinfo->exclude_paths, tmp, MAX_STR_LEN);
1974 }
1975 mr_free(tmp);
1976// NTFS
1977 mr_asprintf(&tmp, "%s",
1978 call_program_and_get_last_line_of_output
1979 ("parted2fdisk -l | grep -i ntfs | awk '{ print $1};' | tr -s '\\n' ' ' | awk '{ print $0};'"));
1980 if (strlen(tmp) > 2) {
1981 if (!popup_and_get_string
1982 ("NTFS partitions",
1983 "Please enter/confirm the NTFS partitions you wish to backup as well.",
1984 tmp, MAX_STR_LEN / 4)) {
1985 log_to_screen("User has chosen not to backup the PC");
1986 finish(1);
1987 }
1988 strncpy(bkpinfo->image_devs, tmp, MAX_STR_LEN / 4);
1989 }
1990 mr_free(tmp);
1991
1992
1993 if (!popup_and_get_string
1994 ("Exclude paths",
1995 "Please enter paths which you do NOT want to backup. Separate them with spaces. NB: /tmp and /proc are always excluded. :-) Just hit 'Enter' if you want to do a full system backup.",
1996 bkpinfo->exclude_paths, (4*MAX_STR_LEN)-1)) {
1997 log_to_screen("User has chosen not to backup the PC");
1998 finish(1);
1999 }
2000 if (!popup_and_get_string
2001 ("Temporary directory",
2002 "Please enter your temporary directory.",
2003 bkpinfo->tmpdir, (4*MAX_STR_LEN)-1)) {
2004 log_to_screen("User has chosen not to backup the PC");
2005 finish(1);
2006 }
2007 if (!popup_and_get_string
2008 ("Scratch directory",
2009 "Please enter your scratch directory.",
2010 bkpinfo->scratchdir, (4*MAX_STR_LEN)-1)) {
2011 log_to_screen("User has chosen not to backup the PC");
2012 finish(1);
2013 }
2014// Interactive mode:
2015#ifdef __IA64__
2016 bkpinfo->make_cd_use_lilo = TRUE;
2017#else
2018 bkpinfo->make_cd_use_lilo = FALSE;
2019#endif
2020 bkpinfo->backup_data = TRUE;
2021 bkpinfo->verify_data =
2022 ask_me_yes_or_no
2023 ("Will you want to verify your backups after Mondo has created them?");
2024
2025#ifndef __FreeBSD__
2026 if (!ask_me_yes_or_no
2027 ("Are you confident that your kernel is a sane, sensible, standard Linux kernel? Say 'no' if you are using a Gentoo <1.4 or Debian <3.0, please."))
2028#endif
2029 {
2030 strcpy(bkpinfo->kernel_path, "FAILSAFE");
2031 }
2032
2033 if (!ask_me_yes_or_no
2034 ("Are you sure you want to proceed? Hit 'no' to abort.")) {
2035 log_to_screen("User has chosen not to backup the PC");
2036 finish(1);
2037 }
2038 } else {
2039 bkpinfo->restore_data = TRUE; // probably...
2040 }
2041
2042 if (bkpinfo->backup_media_type == iso
2043 || bkpinfo->backup_media_type == nfs) {
2044 g_ISO_restore_mode = TRUE;
2045 }
2046#ifdef __FreeSD__
2047// skip
2048#else
2049 if (bkpinfo->backup_media_type == nfs) {
2050 log_msg(3, "I think the NFS mount is mounted at %s",
2051 bkpinfo->isodir);
2052 }
2053 log_it("isodir = %s", bkpinfo->isodir);
2054 log_it("nfs_mount = '%s'", bkpinfo->nfs_mount);
2055 if (bkpinfo->nfs_user) {
2056 log_it("nfs_user = '%s'", bkpinfo->nfs_user);
2057 }
2058#endif
2059
2060 log_it("media device = %s", bkpinfo->media_device);
2061 log_it("media size = %ld", bkpinfo->media_size[1]);
2062 log_it("media type = %s",
2063 bkptype_to_string(bkpinfo->backup_media_type));
2064 log_it("prefix = %s", bkpinfo->prefix);
2065 log_it("compression = %ld", bkpinfo->compression_level);
2066 log_it("include_paths = '%s'", bkpinfo->include_paths);
2067 log_it("exclude_paths = '%s'", bkpinfo->exclude_paths);
2068 log_it("scratchdir = '%s'", bkpinfo->scratchdir);
2069 log_it("tmpdir = '%s'", bkpinfo->tmpdir);
2070 log_it("image_devs = '%s'", bkpinfo->image_devs);
2071 log_it("boot_device = '%s' (loader=%c)", bkpinfo->boot_device,
2072 bkpinfo->boot_loader);
2073 if (bkpinfo->media_size[0] < 0) {
2074 if (archiving_to_media) {
2075 fatal_error("Media size is less than zero.");
2076 } else {
2077 log_msg(2, "Warning - media size is less than zero.");
2078 bkpinfo->media_size[0] = 0;
2079 }
2080 }
2081 paranoid_free(sz_size);
2082 paranoid_free(command);
2083 paranoid_free(comment);
2084 paranoid_free(prompt);
2085 return (0);
2086}
2087
2088
2089
2090
2091/**
2092 * @addtogroup utilityGroup
2093 * @{
2094 */
2095/**
2096 * Get a space-separated list of NFS devices and mounts.
2097 * @return The list created.
2098 * @note The return value points to static data that will be overwritten with each call.
2099 */
2100char *list_of_NFS_devices_and_mounts(void)
2101{
2102 char *exclude_these_devices = NULL;
2103 char *exclude_these_directories = NULL;
2104 static char result_sz[1024];
2105
2106 mr_asprintf(&exclude_these_directories,"%s",list_of_NFS_mounts_only());
2107 mr_asprintf(&exclude_these_devices,"%s",
2108 call_program_and_get_last_line_of_output
2109 ("tr -s '\t' ' ' < /etc/fstab | grep -E '( (coda|ncpfs|nfs|nfs4|smbfs|cifs|afs|gfs|ocfs|ocfs2|mvfs|nsspool|nsvol) )' | cut -d' ' -f1 | tr -s '\n' ' ' | awk '{print $0;}'"));
2110 snprintf(result_sz, 1023, "%s %s", exclude_these_directories, exclude_these_devices);
2111 mr_free(exclude_these_devices);
2112 mr_free(exclude_these_directories);
2113 return (result_sz);
2114}
2115
2116
2117
2118
2119/**
2120 * Get a space-separated list of NFS mounts.
2121 * @return The list created.
2122 * @note The return value points to static data that will be overwritten with each call.
2123 * @bug Even though we only want the mounts, the devices are still checked.
2124 */
2125char *list_of_NFS_mounts_only(void)
2126{
2127 char *exclude_these_directories = NULL;
2128 static char result_sz[512];
2129
2130 mr_asprintf(&exclude_these_directories,"%s",
2131 call_program_and_get_last_line_of_output
2132 ("mount -t coda,ncpfs,nfs,nfs4,smbfs,cifs,afs,gfs,ocfs,ocfs2,mvfs,nsspool,nssvol | tr -s '\t' ' ' | cut -d' ' -f3 | tr -s '\n' ' ' | awk '{print $0;}'"));
2133 snprintf(result_sz, 511, "%s", exclude_these_directories);
2134 mr_free(exclude_these_directories);
2135 return (result_sz);
2136}
2137
2138/* @} - end of utilityGroup */
2139
2140
2141
2142
2143
2144/**
2145 * Create a randomly-named FIFO. The format is @p stub "." [random] [random] where
2146 * [random] is a random number between 1 and 32767.
2147 * @param store_name_here Where to store the new filename.
2148 * @param stub A random number will be appended to this to make the FIFO's name.
2149 * @ingroup deviceGroup
2150 */
2151void make_fifo(char *store_name_here, char *stub)
2152{
2153 char *tmp;
2154
2155 malloc_string(tmp);
2156 assert_string_is_neither_NULL_nor_zerolength(stub);
2157
2158 sprintf(store_name_here, "%s%d%d", stub, (int) (random() % 32768),
2159 (int) (random() % 32768));
2160 make_hole_for_file(store_name_here);
2161 mkfifo(store_name_here, S_IRWXU | S_IRWXG);
2162 sprintf(tmp, "chmod 770 %s", store_name_here);
2163 paranoid_system(tmp);
2164 paranoid_free(tmp);
2165}
2166
2167
2168
2169
2170
2171
2172/**
2173 * Set the tmpdir and scratchdir to reside on the partition with the most free space.
2174 * Automatically excludes DOS, NTFS, SMB, and NFS filesystems.
2175 * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir and @c bkpinfo->scratchdir will be set.
2176 * @ingroup utilityGroup
2177 */
2178void sensibly_set_tmpdir_and_scratchdir()
2179{
2180 char *tmp = NULL;
2181 char *command = NULL;
2182 char *sz = NULL;
2183
2184 assert(bkpinfo != NULL);
2185
2186#ifdef __FreeBSD__
2187 mr_asprintf(&tmp,
2188 call_program_and_get_last_line_of_output
2189 ("LANGUAGE=C df -m -P -t nonfs,msdosfs,ntfs,ntfs-3g,smbfs,smb,cifs,afs,gfs,ocfs,ocfs2,mvfs,nsspool,nssvol | tr -s '\t' ' ' | grep -vE \"none|Filesystem\" | awk '{printf \"%s %s\\n\", $4, $6;}' | sort -n | tail -n1 | awk '{print $NF;}'"));
2190#else
2191 mr_asprintf(&tmp,
2192 call_program_and_get_last_line_of_output
2193 ("LANGUAGE=C df -m -P -x nfs -x nfs4 -x vfat -x ntfs -x ntfs-3g -x smbfs -x smb -x cifs -x afs -x gfs -x ocfs -x ocfs2 -x mvfs -x nsspool -x nssvol -x iso9660| sed 's/ /devdev/' | tr -s '\t' ' ' | grep -vE \"none|Filesystem|/dev/shm\" | awk '{printf \"%s %s\\n\", $4, $6;}' | sort -n | tail -n1 | awk '{print $NF;}'"));
2194#endif
2195
2196 if (tmp[0] != '/') {
2197 mr_asprintf(&sz, tmp);
2198 paranoid_free(tmp);
2199 mr_asprintf(&tmp, "/%s", sz);
2200 mr_free(sz);
2201 }
2202 if (!tmp[0]) {
2203 fatal_error("I couldn't figure out the tempdir!");
2204 }
2205 setup_tmpdir(tmp);
2206 log_it("bkpinfo->tmpdir is being set to %s", bkpinfo->tmpdir);
2207
2208 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%d", tmp,
2209 (int) (random() % 32768));
2210 log_it("bkpinfo->scratchdir is being set to %s", bkpinfo->scratchdir);
2211
2212 mr_asprintf(&command, "rm -Rf %s/tmp.mondo.* %s/mondo.scratch.*", tmp, tmp);
2213 paranoid_free(tmp);
2214
2215 paranoid_system(command);
2216 mr_free(command);
2217}
2218
2219
2220
2221
2222
2223
2224/**
2225 * @addtogroup deviceGroup
2226 * @{
2227 */
2228/**
2229 * If we can read @p dev, set @p output to it.
2230 * If @p dev cannot be read, set @p output to "".
2231 * @param dev The device to check for.
2232 * @param output Set to @p dev if @p dev exists, "" otherwise.
2233 * @return TRUE if @p dev exists, FALSE if it doesn't.
2234 */
2235bool set_dev_to_this_if_rx_OK(char *output, char *dev)
2236{
2237 char *command;
2238
2239 malloc_string(command);
2240 if (!dev || dev[0] == '\0') {
2241 output[0] = '\0';
2242 return (FALSE);
2243 }
2244// assert_string_is_neither_NULL_nor_zerolength(dev);
2245 log_msg(10, "Injecting %s", dev);
2246 inject_device(dev);
2247 if (!does_file_exist(dev)) {
2248 log_msg(10, "%s doesn't exist. Returning FALSE.", dev);
2249 return (FALSE);
2250 }
2251 sprintf(command, "dd bs=%ld count=1 if=%s of=/dev/null &> /dev/null",
2252 512L, dev);
2253 if (!run_program_and_log_output(command, FALSE)
2254 && !run_program_and_log_output(command, FALSE)) {
2255 strcpy(output, dev);
2256 log_msg(4, "Found it - %s", dev);
2257 return (TRUE);
2258 } else {
2259 output[0] = '\0';
2260 log_msg(4, "It's not %s", dev);
2261 return (FALSE);
2262 }
2263}
2264
2265
2266
2267
2268
2269/**
2270 * Find out what number CD is in the drive.
2271 * @param bkpinfo The backup information structure. The @c bkpinfo->media_device field is the only one used.
2272 * @return The current CD number, or -1 if it could not be found.
2273 * @note If the CD is not mounted, it will be mounted
2274 * (and remain mounted after this function returns).
2275 */
2276int what_number_cd_is_this()
2277{
2278 int cd_number = -1;
2279 char *mountdev = NULL;
2280 char *tmp = NULL;
2281
2282 assert(bkpinfo != NULL);
2283// log_it("Asking what_number_cd_is_this");
2284 if (g_ISO_restore_mode) {
2285 mr_asprintf(&tmp, "mount | grep iso9660 | awk '{print $3;}'");
2286
2287 mr_asprintf(&mountdev, "%s%s", call_program_and_get_last_line_of_output(tmp), "/archives/THIS-CD-NUMBER");
2288 cd_number = atoi(last_line_of_file(mountdev));
2289 paranoid_free(mountdev);
2290 paranoid_free(tmp);
2291
2292 return (cd_number);
2293 }
2294
2295 mr_asprintf(&mountdev, bkpinfo->media_device);
2296 if (!mountdev[0]) {
2297 log_it
2298 ("(what_number_cd_is_this) Warning - media_device unknown. Finding out...");
2299 find_cdrom_device(bkpinfo->media_device, FALSE);
2300 }
2301 if (!is_this_device_mounted(MNT_CDROM)) {
2302 if (bkpinfo->backup_media_type == usb) {
2303 mount_USB_here(mountdev, MNT_CDROM);
2304 } else {
2305 mount_CDROM_here(mountdev, MNT_CDROM);
2306 }
2307 }
2308 paranoid_free(mountdev);
2309
2310 cd_number = atoi(last_line_of_file(MNT_CDROM "/archives/THIS-CD-NUMBER"));
2311 return (cd_number);
2312}
2313
2314
2315
2316
2317
2318
2319
2320/**
2321 * Find out what device is mounted as root (/).
2322 * @return Root device.
2323 * @note The returned string points to static storage and will be overwritten with every call.
2324 * @bug A bit of a misnomer; it's actually finding out the root device.
2325 * The mountpoint (where it's mounted) will obviously be '/'.
2326 */
2327char *where_is_root_mounted()
2328{
2329 /*@ buffers **************** */
2330 static char tmp[MAX_STR_LEN];
2331
2332
2333#ifdef __FreeBSD__
2334 strcpy(tmp, call_program_and_get_last_line_of_output
2335 ("mount | grep \" on / \" | cut -d' ' -f1"));
2336#else
2337 strcpy(tmp, call_program_and_get_last_line_of_output
2338 ("mount | grep \" on / \" | cut -d' ' -f1 | sed s/[0-9]// | sed s/[0-9]//"));
2339 if (strstr(tmp, "/dev/cciss/")) {
2340 strcpy(tmp, call_program_and_get_last_line_of_output
2341 ("mount | grep \" on / \" | cut -d' ' -f1 | cut -dp -f1"));
2342 }
2343 if (strstr(tmp, "/dev/md")) {
2344 strcpy(tmp,
2345 call_program_and_get_last_line_of_output
2346 ("mount | grep \" on / \" | cut -d' ' -f1"));
2347 }
2348#endif
2349
2350 return (tmp);
2351}
2352
2353
2354/**
2355 * Find out which boot loader is in use.
2356 * @param which_device Device to look for the boot loader on.
2357 * @return 'L' for LILO, 'E'for ELILO, 'G' for GRUB, 'B' or 'D' for FreeBSD boot loaders, or 'U' for Unknown.
2358 * @note Under Linux, all drives are examined, not just @p which_device.
2359 */
2360#ifdef __FreeBSD__
2361char which_boot_loader(char *which_device)
2362{
2363 int count_lilos = 0;
2364 int count_grubs = 0;
2365 int count_boot0s = 0;
2366 int count_dangerouslydedicated = 0;
2367
2368 log_it("looking at drive %s's MBR", which_device);
2369 if (does_string_exist_in_boot_block(which_device, "GRUB")) {
2370 count_grubs++;
2371 }
2372 if (does_string_exist_in_boot_block(which_device, "LILO")) {
2373 count_lilos++;
2374 }
2375 if (does_string_exist_in_boot_block(which_device, "Drive")) {
2376 count_boot0s++;
2377 }
2378 if (does_string_exist_in_first_N_blocks
2379 (which_device, "FreeBSD/i386", 17)) {
2380 count_dangerouslydedicated++;
2381 }
2382 log_it("%d grubs and %d lilos and %d elilos and %d boot0s and %d DD\n",
2383 count_grubs, count_lilos, count_elilos, count_boot0s,
2384 count_dangerouslydedicated);
2385
2386 if (count_grubs && !count_lilos) {
2387 return ('G');
2388 } else if (count_lilos && !count_grubs) {
2389 return ('L');
2390 } else if (count_grubs == 1 && count_lilos == 1) {
2391 log_it("I'll bet you used to use LILO but switched to GRUB...");
2392 return ('G');
2393 } else if (count_boot0s == 1) {
2394 return ('B');
2395 } else if (count_dangerouslydedicated) {
2396 return ('D');
2397 } else {
2398 log_it("Unknown boot loader");
2399 return ('U');
2400 }
2401}
2402
2403#else
2404
2405char which_boot_loader(char *which_device)
2406{
2407 /*@ buffer ***************************************************** */
2408 char *list_drives_cmd;
2409 char *current_drive;
2410
2411 /*@ pointers *************************************************** */
2412 FILE *pdrives;
2413
2414 /*@ int ******************************************************** */
2415 int count_lilos = 0;
2416 int count_grubs = 0;
2417
2418 /*@ end vars *************************************************** */
2419
2420 malloc_string(list_drives_cmd);
2421 malloc_string(current_drive);
2422
2423#ifdef __IA64__
2424 /* No choice for it */
2425 return ('E');
2426#endif
2427 assert(which_device != NULL);
2428 // sprintf (list_drives_cmd,
2429 // "fdisk -l | grep /dev | grep cyl | tr ':' ' ' | cut -d' ' -f2");
2430
2431 sprintf(list_drives_cmd,
2432 "parted2fdisk -l 2>/dev/null | grep \"/dev/.*:\" | tr -s ':' ' ' | tr -s ' ' '\n' | grep /dev/; echo %s",
2433 where_is_root_mounted());
2434 log_it("list_drives_cmd = %s", list_drives_cmd);
2435
2436 if (!(pdrives = popen(list_drives_cmd, "r"))) {
2437 log_OS_error("Unable to open list of drives");
2438 paranoid_free(list_drives_cmd);
2439 paranoid_free(current_drive);
2440 return ('\0');
2441 }
2442 for ((void)fgets(current_drive, MAX_STR_LEN, pdrives); !feof(pdrives);
2443 (void)fgets(current_drive, MAX_STR_LEN, pdrives)) {
2444 strip_spaces(current_drive);
2445 log_it("looking at drive %s's MBR", current_drive);
2446 if (does_string_exist_in_boot_block(current_drive, "GRUB")) {
2447 count_grubs++;
2448 strcpy(which_device, current_drive);
2449 break;
2450 }
2451 if (does_string_exist_in_boot_block(current_drive, "LILO")) {
2452 count_lilos++;
2453 strcpy(which_device, current_drive);
2454 break;
2455 }
2456 }
2457 if (pclose(pdrives)) {
2458 log_OS_error("Cannot pclose pdrives");
2459 }
2460 log_it("%d grubs and %d lilos\n", count_grubs, count_lilos);
2461 if (count_grubs && !count_lilos) {
2462 return ('G');
2463 } else if (count_lilos && !count_grubs) {
2464 return ('L');
2465 } else if (count_grubs == 1 && count_lilos == 1) {
2466 log_it("I'll bet you used to use LILO but switched to GRUB...");
2467 return ('G');
2468 } else {
2469 // We need to look on each partition then
2470 sprintf(list_drives_cmd,
2471 "parted2fdisk -l 2>/dev/null | grep -E \"^/dev/\" | tr -s ':' ' ' | tr -s ' ' '\n' | grep /dev/");
2472 log_it("list_drives_cmd = %s", list_drives_cmd);
2473
2474 if (!(pdrives = popen(list_drives_cmd, "r"))) {
2475 log_OS_error("Unable to open list of drives");
2476 paranoid_free(list_drives_cmd);
2477 paranoid_free(current_drive);
2478 return ('\0');
2479 }
2480 for ((void)fgets(current_drive, MAX_STR_LEN, pdrives); !feof(pdrives);
2481 (void)fgets(current_drive, MAX_STR_LEN, pdrives)) {
2482 strip_spaces(current_drive);
2483 log_it("looking at partition %s's BR", current_drive);
2484 if (does_string_exist_in_boot_block(current_drive, "GRUB")) {
2485 count_grubs++;
2486 strcpy(which_device, current_drive);
2487 break;
2488 }
2489 if (does_string_exist_in_boot_block(current_drive, "LILO")) {
2490 count_lilos++;
2491 strcpy(which_device, current_drive);
2492 break;
2493 }
2494 }
2495 if (pclose(pdrives)) {
2496 log_OS_error("Cannot pclose pdrives");
2497 }
2498 log_it("%d grubs and %d lilos\n", count_grubs, count_lilos);
2499 paranoid_free(list_drives_cmd);
2500 paranoid_free(current_drive);
2501 if (count_grubs && !count_lilos) {
2502 return ('G');
2503 } else if (count_lilos && !count_grubs) {
2504 return ('L');
2505 } else if (count_grubs == 1 && count_lilos == 1) {
2506 log_it("I'll bet you used to use LILO but switched to GRUB...");
2507 return ('G');
2508 } else {
2509 log_it("Unknown boot loader");
2510 return ('U');
2511 }
2512 }
2513}
2514#endif
2515
2516
2517
2518
2519/**
2520 * Write zeroes over the first 16K of @p device.
2521 * @param device The device to zero.
2522 * @return 0 for success, 1 for failure.
2523 */
2524int zero_out_a_device(char *device)
2525{
2526 FILE *fout;
2527 int i;
2528
2529 assert_string_is_neither_NULL_nor_zerolength(device);
2530
2531 log_it("Zeroing drive %s", device);
2532 if (!(fout = fopen(device, "w"))) {
2533 log_OS_error("Unable to open/write to device");
2534 return (1);
2535 }
2536 for (i = 0; i < 16384; i++) {
2537 fputc('\0', fout);
2538 }
2539 paranoid_fclose(fout);
2540 log_it("Device successfully zeroed.");
2541 return (0);
2542}
2543
2544/**
2545 * Return the device pointed to by @p incoming.
2546 * @param incoming The device to resolve symlinks for.
2547 * @return The path to the real device file.
2548 * @note The returned string points to static storage that will be overwritten with each call.
2549 * @bug Won't work with file v4.0; needs to be written in C.
2550 */
2551char *resolve_softlinks_to_get_to_actual_device_file(char *incoming)
2552{
2553 static char output[MAX_STR_LEN];
2554 char *command;
2555 char *curr_fname;
2556 char *scratch = NULL;
2557 char *tmp = NULL;
2558 char *p;
2559
2560 struct stat statbuf;
2561 command = malloc(1000);
2562 malloc_string(curr_fname);
2563 if (!does_file_exist(incoming)) {
2564 log_it
2565 ("resolve_softlinks_to_get_to_actual_device_file --- device not found");
2566 strcpy(output, incoming);
2567 } else {
2568 strcpy(curr_fname, incoming);
2569 lstat(curr_fname, &statbuf);
2570 while (S_ISLNK(statbuf.st_mode)) {
2571 log_msg(1, "curr_fname = %s", curr_fname);
2572 sprintf(command, "file %s", curr_fname);
2573 mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
2574 for (p = tmp + strlen(tmp); p != tmp && *p != '`' && *p != ' ';
2575 p--);
2576 p++;
2577 mr_asprintf(&scratch, p);
2578 for (p = scratch; *p != '\0' && *p != '\''; p++);
2579 *p = '\0';
2580 log_msg(0, "curr_fname %s --> '%s' --> %s", curr_fname, tmp, scratch);
2581 mr_free(tmp);
2582
2583 if (scratch[0] == '/') {
2584 strcpy(curr_fname, scratch); // copy whole thing because it's an absolute softlink
2585 } else { // copy over the basename cos it's a relative softlink
2586 p = curr_fname + strlen(curr_fname);
2587 while (p != curr_fname && *p != '/') {
2588 p--;
2589 }
2590 if (*p == '/') {
2591 p++;
2592 }
2593 strcpy(p, scratch);
2594 }
2595 mr_free(scratch);
2596 lstat(curr_fname, &statbuf);
2597 }
2598 strcpy(output, curr_fname);
2599 log_it("resolved %s to %s", incoming, output);
2600 }
2601 paranoid_free(command);
2602 paranoid_free(curr_fname);
2603 return (output);
2604}
2605
2606/* @} - end of deviceGroup */
2607
2608
2609/**
2610 * Return the type of partition format (GPT or MBR)
2611 */
2612char *which_partition_format(const char *drive)
2613{
2614 static char output[4];
2615 char *tmp = NULL;
2616 char *command;
2617 char *fdisk;
2618#ifdef __IA64__
2619 struct stat buf;
2620#endif
2621 malloc_string(command);
2622 malloc_string(fdisk);
2623 log_msg(0, "Looking for partition table format type");
2624 sprintf(fdisk, "/sbin/parted2fdisk");
2625 log_msg(1, "Using %s", fdisk);
2626 sprintf(command, "%s -l %s | grep 'EFI GPT'", fdisk, drive);
2627 mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
2628 if (strstr(tmp, "GPT") == NULL) {
2629 strcpy(output, "MBR");
2630 } else {
2631 strcpy(output, "GPT");
2632 }
2633 mr_free(tmp);
2634
2635 log_msg(0, "Found %s partition table format type", output);
2636 paranoid_free(command);
2637 paranoid_free(fdisk);
2638 return (output);
2639}
2640
2641/* @} - end of deviceGroup */
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