source: MondoRescue/trunk/mondo/src/common/libmondo-devices.c@ 903

Last change on this file since 903 was 903, checked in by Bruno Cornec, 17 years ago

merge -r862:888 $SVN_M/branches/stable
  • Property svn:keywords set to Id
File size: 64.9 KB
Line 
1/*
2 * $Id: libmondo-devices.c 903 2006-10-24 23:49:52Z bruno $
3 * Subroutines for handling devices
4 */
5/**
6 * @file
7 * Functions to handle interactions with backup devices.
8 */
9
10#include "my-stuff.h"
11#include "mondostructures.h"
12#include "libmondo-files-EXT.h"
13#include "libmondo-devices.h"
14#include "libmondo-string-EXT.h"
15#include "libmondo-tools-EXT.h"
16#include "newt-specific-EXT.h"
17#include "libmondo-fork-EXT.h"
18#include "libmondo-stream-EXT.h"
19#include "mr_mem.h"
20
21#include <sys/ioctl.h>
22#include <sys/types.h>
23#include <unistd.h>
24#ifdef __FreeBSD__
25#define DKTYPENAMES
26#define FSTYPENAMES
27#include <sys/disklabel.h>
28#include <sys/disk.h>
29#elif linux
30#define u64 unsigned long long
31#include <linux/fs.h> /* for BLKGETSIZE64 */
32#include <linux/hdreg.h>
33#endif
34
35/*@unused@*/
36//static char cvsid[] = "$Id: libmondo-devices.c 903 2006-10-24 23:49:52Z bruno $";
37
38extern int g_current_media_number;
39extern double g_kernel_version;
40
41extern bool g_ISO_restore_mode;
42extern struct s_bkpinfo *g_bkpinfo_DONTUSETHIS;
43extern char *g_erase_tmpdir_and_scratchdir;
44extern char *g_selfmounted_isodir;
45
46static char *g_cdrw_drive_is_here = NULL;
47static char *g_cdrom_drive_is_here = NULL;
48static char *g_dvd_drive_is_here = NULL;
49
50
51/**
52 * ????? @bug ?????
53 * @ingroup globalGroup
54 */
55bool g_restoring_live_from_cd = FALSE;
56
57extern t_bkptype g_backup_media_type; // set by main()
58
59
60
61
62void set_g_cdrom_and_g_dvd_to_bkpinfo_value(struct s_bkpinfo *bkpinfo)
63{
64 if (bkpinfo->media_device != NULL) {
65 mr_allocstr(g_cdrom_drive_is_here, bkpinfo->media_device); // just in case
66 mr_allocstr(g_dvd_drive_is_here, bkpinfo->media_device); // just in case
67 }
68}
69
70
71
72/**
73 * Retract all CD trays and wait for autorun to complete.
74 * @ingroup deviceGroup
75 */
76void retract_CD_tray_and_defeat_autorun(void)
77{
78// log_it("rctada: Retracting all CD trays", __LINE__);
79 if (strlen(g_cdrom_drive_is_here) > 0) {
80 inject_device(g_cdrom_drive_is_here);
81 }
82 if (strlen(g_dvd_drive_is_here) > 0) {
83 inject_device(g_dvd_drive_is_here);
84 }
85 if (strlen(g_cdrw_drive_is_here) > 0) {
86 inject_device(g_cdrw_drive_is_here);
87 }
88// log_it("rctada: killing autorun");
89// run_program_and_log_output("killall autorun", TRUE);
90 if (!run_program_and_log_output("ps | grep autorun | grep -v grep", 5)) {
91 log_it("autorun detected; sleeping for 2 seconds");
92 sleep(2);
93 }
94 log_it("rctada: Unmounting all CD drives", __LINE__);
95 run_program_and_log_output("umount /dev/cdr* /dev/dvd*", 5);
96}
97
98
99/**
100 * Mount the CD-ROM at @p mountpoint.
101 * @param device The device (or file if g_ISO_restore_mode) to mount.
102 * @param mountpoint The place to mount it.
103 * @return TRUE for success, FALSE for failure.
104 */
105bool mount_CDROM_here(char *device, char *mountpoint)
106{
107 /*@ buffer ****************************************************** */
108 char *command = NULL;
109 int retval = 0;
110
111 assert_string_is_neither_NULL_nor_zerolength(device);
112 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
113
114 make_hole_for_dir(mountpoint);
115 if (isdigit(device[0])) {
116 mr_free(device);
117 device = find_cdrom_device(FALSE);
118 }
119 if (g_ISO_restore_mode) {
120
121#ifdef __FreeBSD__
122 char *dev = NULL;
123
124 dev = make_vn(device));
125 if (!dev) {
126 mr_asprintf(&command, "Unable to mount ISO (make_vn(%s) failed)",
127 device);
128 fatal_error(command);
129 }
130 mr_free(device);
131 device = dev;
132#endif
133 }
134
135 log_msg(4, "(mount_CDROM_here --- device=%s, mountpoint=%s", device,
136 mountpoint);
137 /*@ end vars *************************************************** */
138
139#ifdef __FreeBSD__
140 mr_asprintf(&command, "mount_cd9660 -r %s %s 2>> %s",
141 device, mountpoint, MONDO_LOGFILE);
142#else
143 mr_asprintf(&command, "mount %s -o ro,loop -t iso9660 %s 2>> %s",
144 device, mountpoint, MONDO_LOGFILE);
145#endif
146
147 log_msg(4, command);
148 if (strncmp(device, "/dev/", 5) == 0) {
149 retract_CD_tray_and_defeat_autorun();
150 }
151 retval = system(command);
152 log_msg(1, "system(%s) returned %d", command, retval);
153 mr_free(command);
154
155 if (retval == 0) {
156 return(TRUE);
157 } else {
158 return(FALSE);
159 }
160}
161
162
163
164/**
165 * Determine whether we're booted off a ramdisk.
166 * @return @c TRUE (we are) or @c FALSE (we aren't).
167 * @ingroup utilityGroup
168 */
169bool am_I_in_disaster_recovery_mode(void)
170{
171 char *tmp, *comment;
172 bool is_this_a_ramdisk = FALSE;
173
174 mr_asprintf(&tmp, where_is_root_mounted());
175 mr_asprintf(&comment, "root is mounted at %s\n", tmp);
176 log_msg(0, comment);
177 mr_free(comment);
178
179 log_msg(0,
180 "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().",
181 tmp);
182
183#ifdef __FreeBSD__
184 if (strstr(tmp, "/dev/md")) {
185 is_this_a_ramdisk = TRUE;
186 }
187#else
188 if (!strncmp(tmp, "/dev/ram", 8)
189 || (!strncmp(tmp, "/dev/rd", 7) && !strcmp(tmp, "/dev/rd/")
190 && strncmp(tmp, "/dev/rd/cd", 10)) || strstr(tmp, "rootfs")
191 || !strcmp(tmp, "/dev/root")) {
192 is_this_a_ramdisk = TRUE;
193 } else {
194 is_this_a_ramdisk = FALSE;
195 }
196#endif
197 mr_free(tmp);
198
199 if (is_this_a_ramdisk) {
200 if (!does_file_exist("/THIS-IS-A-RAMDISK")
201 && !does_file_exist("/tmp/mountlist.txt.sample")) {
202 log_to_screen
203 (_("Using /dev/root is stupid of you but I'll forgive you."));
204 is_this_a_ramdisk = FALSE;
205 }
206 }
207 if (does_file_exist("/THIS-IS-A-RAMDISK")) {
208 is_this_a_ramdisk = TRUE;
209 }
210 log_msg(1, "Is this a ramdisk? result = %d", is_this_a_ramdisk);
211 return (is_this_a_ramdisk);
212}
213
214
215/**
216 * Turn @c bkpinfo->backup_media_type into a human-readable string.
217 * @return The human readable string (e.g. @c cdr becomes <tt>"cdr"</tt>).
218 * @note The returned string points to static storage that will be overwritten with each call.
219 * @ingroup stringGroup
220 */
221char *bkptype_to_string(t_bkptype bt)
222{
223 char *output = NULL;
224
225 mr_free(output);
226
227 switch (bt) {
228 case none:
229 mr_asprintf(&output, _("none"));
230 break;
231 case iso:
232 mr_asprintf(&output, _("iso"));
233 break;
234 case cdr:
235 mr_asprintf(&output, _("cdr"));
236 break;
237 case cdrw:
238 mr_asprintf(&output, _("cdrw"));
239 break;
240 case cdstream:
241 mr_asprintf(&output, _("cdstream"));
242 break;
243 case nfs:
244 mr_asprintf(&output, _("nfs"));
245 break;
246 case tape:
247 mr_asprintf(&output, _("tape"));
248 break;
249 case udev:
250 mr_asprintf(&output, _("udev"));
251 break;
252 default:
253 mr_asprintf(&output, _("default"));
254 }
255 return (output);
256}
257
258
259/**
260 * @addtogroup deviceGroup
261 * @{
262 */
263/**
264 * Eject the tray of the specified CD device.
265 * @param dev The device to eject.
266 * @return the return value of the @c eject command. (0=success, nonzero=failure)
267 */
268int eject_device(char *dev)
269{
270 char *command;
271 int res1 = 0, res2 = 0;
272
273 if (IS_THIS_A_STREAMING_BACKUP(g_backup_media_type)
274 && g_backup_media_type != udev) {
275 mr_asprintf(&command, "mt -f %s offline", dev);
276 res1 = run_program_and_log_output(command, 1);
277 mr_free(command);
278 } else {
279 res1 = 0;
280 }
281
282#ifdef __FreeBSD__
283 if (strstr(dev, "acd")) {
284 mr_asprintf(&command, "cdcontrol -f %s eject", dev);
285 } else {
286 mr_asprintf(&command, "camcontrol eject `echo %s | sed 's|/dev/||'`",
287 dev);
288 }
289#else
290 mr_asprintf(&command, "eject %s", dev);
291#endif
292
293 log_msg(3, "Ejecting %s", dev);
294 res2 = run_program_and_log_output(command, 1);
295 mr_free(command);
296 if (res1 && res2) {
297 return (1);
298 } else {
299 return (0);
300 }
301}
302
303
304/**
305 * Load (inject) the tray of the specified CD device.
306 * @param dev The device to load/inject.
307 * @return 0 for success, nonzero for failure.
308 */
309int inject_device(char *dev)
310{
311 char *command;
312 int i;
313
314#ifdef __FreeBSD__
315 if (strstr(dev, "acd")) {
316 mr_asprintf(&command, "cdcontrol -f %s close", dev);
317 } else {
318 mr_asprintf(&command, "camcontrol load `echo %s | sed 's|/dev/||'`",
319 dev);
320 }
321#else
322 mr_asprintf(&command, "eject -t %s", dev);
323#endif
324 i = run_program_and_log_output(command, FALSE);
325 mr_free(command);
326 return (i);
327}
328
329
330/**
331 * Determine whether the specified @p device (really, you can use any file)
332 * exists.
333 * @return TRUE if it exists, FALSE if it doesn't.
334 */
335bool does_device_exist(char *device)
336{
337
338 /*@ buffers *********************************************************** */
339 char *tmp;
340 bool ret;
341
342 assert_string_is_neither_NULL_nor_zerolength(device);
343
344 mr_asprintf(&tmp, "ls %s > /dev/null 2> /dev/null", device);
345
346 if (system(tmp)) {
347 ret = FALSE;
348 } else {
349 ret = TRUE;
350 }
351 mr_free(tmp);
352 return(ret);
353}
354
355
356/**
357 * Determine whether a non-Microsoft partition exists on any connected hard drive.
358 * @return TRUE (there's a Linux/FreeBSD partition) or FALSE (Microsoft has taken over yet another innocent PC).
359 */
360bool does_nonMS_partition_exist(void)
361{
362#if __FreeBSD__
363 return
364 !system
365 ("for drive in /dev/ad? /dev/da?; do fdisk $drive | grep -q FreeBSD && exit 0; done; false");
366#else
367 return
368 !system
369 ("parted2fdisk -l 2>/dev/null | grep '^/dev/' | grep -Eqv '(MS|DOS|FAT|NTFS)'");
370#endif
371}
372
373/**
374 * Determine whether the specified @p partno exists on the specified @p drive.
375 * @param drive The drive to search for the partition in.
376 * @param partno The partition number to look for.
377 * @return 0 if it exists, nonzero otherwise.
378 */
379int does_partition_exist(const char *drive, int partno)
380{
381 /*@ buffers **************************************************** */
382 char *program;
383 char *incoming = NULL;
384 char *searchstr;
385 char *tmp;
386
387 /*@ ints ******************************************************* */
388 int res = 0;
389 size_t n = 0;
390
391 /*@ pointers *************************************************** */
392 FILE *fin;
393
394
395 /*@ end vars *************************************************** */
396 assert_string_is_neither_NULL_nor_zerolength(drive);
397 assert(partno >= 0 && partno < 999);
398
399#ifdef __FreeBSD__
400 // We assume here that this is running from mondorestore. (It is.)
401 mr_asprintf(&program, "ls %s >/dev/null 2>&1", drive);
402 res = system(program);
403 mr_free(program);
404 return(res);
405#endif
406
407 mr_asprintf(&program, "parted2fdisk -l %s 2> /dev/null", drive);
408 fin = popen(program, "r");
409 if (!fin) {
410 log_it("program=%s", program);
411 log_OS_error("Cannot popen-in program");
412 mr_free(program);
413 return (0);
414 }
415 mr_free(program);
416
417 searchstr = build_partition_name(drive, partno);
418 mr_asprintf(&tmp, "%s ", searchstr);
419 mr_free(searchstr);
420
421 for (res = 0; !res ;) {
422 mr_getline(&incoming, &n, fin);
423 if (strstr(incoming, tmp)) {
424 res = 1;
425 }
426 }
427 mr_free(incoming);
428
429 if (pclose(fin)) {
430 log_OS_error("Cannot pclose fin");
431 }
432 mr_free(tmp);
433 return (res);
434}
435
436
437/**
438 * Determine whether given NULL-terminated @p str exists in the MBR of @p dev.
439 * @param dev The device to look in.
440 * @param str The string to look for.
441 * @return TRUE if it exists, FALSE if it doesn't.
442 */
443bool does_string_exist_in_boot_block(char *dev, char *str)
444{
445 /*@ buffers **************************************************** */
446 char *command;
447
448 /*@ end vars *************************************************** */
449 int ret;
450
451 assert_string_is_neither_NULL_nor_zerolength(dev);
452 assert_string_is_neither_NULL_nor_zerolength(str);
453
454 mr_asprintf(&command,
455 "dd if=%s bs=446 count=1 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
456 dev, str);
457 ret = system(command);
458 mr_free(command);
459 if (ret) {
460 return (FALSE);
461 } else {
462 return (TRUE);
463 }
464}
465
466
467/**
468 * Determine whether specified @p str exists in the first @p n sectors of
469 * @p dev.
470 * @param dev The device to look in.
471 * @param str The string to look for.
472 * @param n The number of 512-byte sectors to search.
473 */
474bool does_string_exist_in_first_N_blocks(char *dev, char *str, int n)
475{
476 /*@ buffers **************************************************** */
477 char *command;
478 /*@ end vars *************************************************** */
479 int ret;
480
481 mr_asprintf(&command,
482 "dd if=%s bs=512 count=%i 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
483 dev, n, str);
484 ret = system(command);
485 mr_free(command);
486
487 if (ret) {
488 return (FALSE);
489 } else {
490 return (TRUE);
491 }
492}
493
494
495/**
496 * Try to mount CD-ROM at @p mountpoint. If the CD-ROM is not found or has
497 * not been specified, call find_cdrom_device() to find it.
498 * @param bkpinfo The backup information structure. The only field used is @c bkpinfo->media_device.
499 * @param mountpoint Where to mount the CD-ROM.
500 * @return 0 for success, nonzero for failure.
501 * @see mount_CDROM_here
502 */
503bool find_and_mount_actual_cd(struct s_bkpinfo *bkpinfo, char *mountpoint)
504{
505 /*@ buffers ***************************************************** */
506
507 /*@ int's ****************************************************** */
508 bool res = TRUE;
509 char *dev = NULL;
510
511 /*@ end vars **************************************************** */
512
513 assert(bkpinfo != NULL);
514 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
515
516 if (g_backup_media_type == dvd) {
517 if (g_dvd_drive_is_here != NULL) {
518 mr_asprintf(&dev, g_dvd_drive_is_here);
519 } else {
520 dev = find_dvd_device();
521 }
522 } else {
523 if (g_cdrom_drive_is_here != NULL) {
524 mr_asprintf(&dev, g_cdrom_drive_is_here);
525 } else {
526 // find_cdrom_device allocates the string
527 dev = find_cdrom_device(FALSE);
528 }
529 }
530
531 if (bkpinfo->backup_media_type != iso) {
532 retract_CD_tray_and_defeat_autorun();
533 }
534
535 if ((dev == NULL) || (! mount_CDROM_here(dev, mountpoint))) {
536 mr_free(dev);
537 if (!popup_and_get_string
538 (_("CD-ROM device"), _("Please enter your CD-ROM's /dev device"), dev)) {
539 res = FALSE;
540 } else {
541 res = mount_CDROM_here(dev, mountpoint);
542 }
543 }
544 if (res) {
545 log_msg(1, _("mount failed"));
546 } else {
547 log_msg(1, _("mount succeeded with %s"), dev);
548 }
549 mr_free(dev);
550 return(res);
551}
552
553
554/**
555 * Locate a CD-R/W writer's SCSI node.
556 * @param cdrw_device SCSI node will be placed here. Caller needs to free it.
557 * @return the cdrw device or NULL if not found
558 */
559char *find_cdrw_device(void)
560{
561 char *comment = NULL;
562 char *tmp = NULL;
563 char *tmp1 = NULL;
564 char *cdr_exe = NULL;
565 char *command = NULL;
566 char *cdrw_device = NULL;
567
568 if (g_cdrw_drive_is_here != NULL) {
569 mr_asprintf(&cdrw_device, g_cdrw_drive_is_here);
570 log_msg(3, "Been there, done that. Returning %s", cdrw_device);
571 return(cdrw_device);
572 }
573 if (g_backup_media_type == dvd) {
574 log_msg(1,
575 "This is dumb. You're calling find_cdrw_device() but you're backing up to DVD. WTF?");
576 return(NULL);
577 }
578 run_program_and_log_output("insmod ide-scsi", -1);
579 tmp = find_home_of_exe("cdrecord");
580 if (tmp) {
581 mr_asprintf(&cdr_exe, "cdrecord");
582 } else {
583 mr_asprintf(&cdr_exe, "dvdrecord");
584 }
585 mr_free(tmp);
586
587 tmp1 = find_home_of_exe(cdr_exe);
588 if (tmp1) {
589 mr_asprintf(&command,
590 "%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",
591 cdr_exe);
592 mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
593 mr_free(command);
594 } else {
595 mr_asprintf(&tmp, " ");
596 }
597 mr_free(tmp1);
598 mr_free(cdr_exe);
599
600 if (strlen(tmp) < 2) {
601 mr_free(tmp);
602 return(NULL);
603 } else {
604 cdrw_device = tmp;
605
606 mr_asprintf(&comment, "Found CDRW device - %s", cdrw_device);
607 log_it(comment);
608 mr_free(comment);
609
610 mr_free(g_cdrw_drive_is_here);
611 mr_asprintf(&g_cdrw_drive_is_here, cdrw_device);
612 return(cdrw_device);
613 }
614}
615
616
617/**
618 * Attempt to locate a CD-ROM device's /dev entry.
619 * Several different methods may be used to find the device, including
620 * calling @c cdrecord, searching @c dmesg, and trial-and-error.
621 * @param output Where to put the located /dev entry. Needs to be freed by the caller.
622 * @param try_to_mount Whether to mount the CD as part of the test; if mount
623 * fails then return failure.
624 * @return output if success or NULL otherwise.
625 */
626char *find_cdrom_device(bool try_to_mount)
627{
628 /*@ pointers **************************************************** */
629 FILE *fin = NULL;
630 char *p = NULL;
631 char *q = NULL;
632 char *r = NULL;
633 char *output = NULL;
634 size_t n = 0;
635
636 /*@ bool's ****************************************************** */
637 bool found_it = FALSE;
638
639 /*@ buffers ***************************************************** */
640 char *tmp = NULL;
641 char *cdr_exe = NULL;
642#ifndef __FreeBSD__
643 char *phrase_two = NULL;
644 char *dvd_last_resort = NULL;
645#endif
646 char *command = NULL;
647 char *mountpoint = NULL;
648 static char *the_last_place_i_found_it = NULL;
649
650 /*@ end vars **************************************************** */
651
652 if ((g_cdrom_drive_is_here != NULL) && !isdigit(g_cdrom_drive_is_here[0])) {
653 mr_asprintf(&output, g_cdrom_drive_is_here);
654 log_msg(3, "Been there, done that. Returning %s", output);
655 return(output);
656 }
657 if ((the_last_place_i_found_it != NULL) && !try_to_mount) {
658 mr_asprintf(&output, the_last_place_i_found_it);
659 log_msg(3,
660 "find_cdrom_device() --- returning last found location - '%s'",
661 output);
662 return(output);
663 }
664
665 tmp = find_home_of_exe("cdrecord");
666 if (tmp) {
667 mr_asprintf(&cdr_exe, "cdrecord");
668 } else {
669 mr_asprintf(&cdr_exe, "dvdrecord");
670 }
671 mr_free(tmp);
672
673 tmp = find_home_of_exe(cdr_exe);
674 if (!tmp) {
675 mr_asprintf(&output, "/dev/cdrom");
676 log_msg(4, "Can't find cdrecord; assuming %s", output);
677 if (!does_device_exist(output)) {
678 log_msg(4, "That didn't work. Sorry.");
679 mr_free(cdr_exe);
680 mr_free(output);
681 return(NULL);
682 } else {
683 mr_free(cdr_exe);
684 return(output);
685 }
686 }
687 mr_free(tmp);
688
689 mr_asprintf(&command, "%s -scanbus 2> /dev/null", cdr_exe);
690 fin = popen(command, "r");
691 if (!fin) {
692 log_msg(4, "command=%s", command);
693 log_OS_error("Cannot popen command");
694 mr_free(cdr_exe);
695 mr_free(command);
696 return (NULL);
697 }
698 mr_free(command);
699
700 for (mr_getline(&tmp, &n, fin); !feof(fin);
701 mr_getline(&tmp, &n, fin)) {
702 p = strchr(tmp, '\'');
703 if (p) {
704 q = strchr(++p, '\'');
705 if (q) {
706 for (r = q; *(r - 1) == ' '; r--);
707 *r = '\0';
708 p = strchr(++q, '\'');
709 if (p) {
710 q = strchr(++p, '\'');
711 if (q) {
712 while (*(q - 1) == ' ') {
713 q--;
714 }
715 *q = '\0';
716#ifndef __FreeBSD__
717 mr_free(phrase_two);
718 mr_asprintf(&phrase_two, p);
719#endif
720 }
721 }
722 }
723 }
724 }
725 paranoid_pclose(fin);
726 mr_free(tmp);
727 tmp = NULL;
728 n = 0;
729
730#ifndef __FreeBSD__
731 if (strlen(phrase_two) == 0) {
732 log_msg(4, "Not running phase two. String is empty.");
733 } else {
734 mr_asprintf(&command, "dmesg | grep \"%s\" 2> /dev/null", phrase_two);
735 fin = popen(command, "r");
736 if (!fin) {
737 log_msg(4, "Cannot run 2nd command - non-fatal, fortunately");
738 } else {
739 for (mr_getline(&tmp, &n, fin); !feof(fin);
740 mr_getline(&tmp, &n, fin)) {
741 log_msg(5, "--> '%s'", tmp);
742 if (tmp[0] != ' ' && tmp[1] != ' ') {
743 p = strchr(tmp, ':');
744 if (p) {
745 *p = '\0';
746 if (strstr(tmp, "DVD")) {
747 mr_free(dvd_last_resort);
748 mr_asprintf(&dvd_last_resort, "/dev/%s", tmp);
749 log_msg(4,
750 "Ignoring '%s' because it's a DVD drive",
751 tmp);
752 } else {
753 mr_asprintf(&output, "/dev/%s", tmp);
754 found_it = TRUE;
755 }
756 }
757 }
758 }
759 mr_free(tmp);
760 paranoid_pclose(fin);
761 }
762 mr_free(command);
763 }
764 mr_free(phrase_two);
765
766#endif
767#ifdef __FreeBSD__
768 if (!found_it) {
769 log_msg(4, "OK, approach 2");
770 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
771 if (!
772 (found_it =
773 set_dev_to_this_if_rx_OK(output, "/dev/cdrom1"))) {
774 if (!
775 (found_it =
776 set_dev_to_this_if_rx_OK(output, "/dev/dvd"))) {
777 if (!
778 (found_it =
779 set_dev_to_this_if_rx_OK(output, "/dev/acd0"))) {
780 if (!
781 (found_it =
782 set_dev_to_this_if_rx_OK(output,
783 "/dev/cd01"))) {
784 if (!
785 (found_it =
786 set_dev_to_this_if_rx_OK(output,
787 "/dev/acd1"))) {
788 if (!
789 (found_it =
790 set_dev_to_this_if_rx_OK(output,
791 "/dev/cd1")))
792 {
793 mr_free(cdr_exe);
794 return(NULL);
795 }
796 }
797 }
798 }
799 }
800 }
801 }
802 }
803#else
804 if (dvd_last_resort != NULL) {
805 if (!found_it && strlen(dvd_last_resort) > 0) {
806 log_msg(4, "Well, I'll use the DVD - %s - as a last resort",
807 dvd_last_resort);
808 mr_free(output);
809 mr_asprintf(&output, dvd_last_resort);
810 found_it = TRUE;
811 }
812 }
813 mr_free(dvd_last_resort);
814
815 if (found_it) {
816 mr_asprintf(&tmp, "grep \"%s=ide-scsi\" /proc/cmdline &> /dev/null",
817 strrchr(output, '/') + 1);
818 if (system(tmp) == 0) {
819 log_msg(4,
820 "%s is not right. It's being SCSI-emulated. Continuing.",
821 output);
822 found_it = FALSE;
823 mr_free(output);
824 }
825 mr_free(tmp);
826 }
827
828 if (found_it) {
829 log_msg(4, "(find_cdrom_device) --> '%s'", output);
830 if (!does_device_exist(output)) {
831 log_msg(4, "OK, I was wrong, I haven't found it... yet.");
832 found_it = FALSE;
833 mr_free(output);
834 }
835 }
836
837 if (!found_it) {
838 log_msg(4, "OK, approach 2");
839 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/scd0"))) {
840 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/sr0"))) {
841 if (!
842 (found_it =
843 set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
844 if (!
845 (found_it =
846 set_dev_to_this_if_rx_OK(output,
847 "/dev/cdrom0"))) {
848 if (!
849 (found_it =
850 set_dev_to_this_if_rx_OK(output,
851 "/dev/cdrom1"))) {
852 if (!
853 (found_it =
854 set_dev_to_this_if_rx_OK(output,
855 "/dev/sr1"))) {
856 if (!
857 (found_it =
858 set_dev_to_this_if_rx_OK(output,
859 "/dev/dvd")))
860 {
861 if (!
862 (found_it =
863 set_dev_to_this_if_rx_OK(output,
864 g_cdrw_drive_is_here)))
865 {
866 mr_free(cdr_exe);
867 return(NULL);
868 }
869 }
870 }
871 }
872 }
873 }
874 }
875 }
876 }
877#endif
878
879 mr_asprintf(&mountpoint, "/tmp/cd.%d", (int) (random() % 32767));
880 make_hole_for_dir(mountpoint);
881
882 if (found_it && try_to_mount) {
883 if (! mount_CDROM_here(output, mountpoint)) {
884 log_msg(4, "[Cardigans] I've changed my mind");
885 found_it = FALSE;
886 mr_free(output);
887 } else {
888 mr_asprintf(&tmp, "%s/archives", mountpoint);
889 if (!does_file_exist(tmp)) {
890 log_msg(4, "[Cardigans] I'll take it back");
891 found_it = FALSE;
892 mr_free(output);
893 } else {
894 mr_asprintf(&command, "umount %s", output);
895 paranoid_system(command);
896 mr_free(command);
897 log_msg(4, "I'm confident the Mondo CD is in %s", output);
898 }
899 mr_free(tmp);
900 }
901 }
902 unlink(mountpoint);
903 mr_free(mountpoint);
904
905 if (found_it) {
906 if (!does_file_exist(output)) {
907 log_msg(3, "I still haven't found it.");
908 mr_free(output);
909 return(NULL);
910 }
911 log_msg(3, "(find_cdrom_device) --> '%s'", output);
912 mr_asprintf(&the_last_place_i_found_it, output);
913 mr_free(g_cdrom_drive_is_here);
914 mr_asprintf(&g_cdrom_drive_is_here, output);
915 return(output);
916 }
917
918 mr_asprintf(&command,
919 "%s -scanbus | grep \"[0-9],[0-9],[0-9]\" | grep \"[D|C][V|D]\" | grep -n \"\" | grep \"%s\" | cut -d':' -f2",
920 cdr_exe, g_cdrw_drive_is_here);
921 mr_free(cdr_exe);
922
923 log_msg(1, "command=%s", command);
924 mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
925 mr_free(command);
926
927 if (tmp[0]) {
928 output = tmp;
929 log_msg(4, "Finally found it at %s", output);
930 } else {
931 mr_free(tmp);
932 mr_free(output);
933 log_msg(4, "Still couldn't find it.");
934 }
935 return(output);
936}
937
938
939char *find_dvd_device()
940{
941 char *tmp = NULL;
942 int retval = 0, devno = -1;
943 char *output = NULL;
944
945 if (g_dvd_drive_is_here != NULL) {
946 mr_asprintf(&output, g_dvd_drive_is_here);
947 log_msg(3, "Been there, done that. Returning %s", output);
948 return (output);
949 }
950
951 mr_asprintf(&tmp, call_program_and_get_last_line_of_output
952 ("dvdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
953 );
954 log_msg(5, "tmp = '%s'", tmp);
955 if (!tmp[0]) {
956 mr_free(tmp);
957 mr_asprintf(&tmp, call_program_and_get_last_line_of_output
958 ("cdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
959 );
960 }
961 if (tmp[0]) {
962 devno = atoi(tmp) - 1;
963 }
964 mr_free(tmp);
965
966 if (devno >= 0) {
967 retval = 0;
968 mr_asprintf(&output, "/dev/scd%d", devno);
969 mr_free(g_dvd_drive_is_here);
970 mr_asprintf(&g_dvd_drive_is_here, output);
971 log_msg(2, "I think DVD is at %s", output);
972 } else {
973 log_msg(2, "I cannot find DVD");
974 }
975
976 return(output);
977}
978
979
980/**
981 * Find the size of the specified @p drive, in megabytes. Uses @c ioctl calls
982 * and @c dmesg.
983 * @param drive The device to find the size of.
984 * @return size in megabytes.
985 */
986long get_phys_size_of_drive(char *drive)
987{
988 int fd;
989#if linux
990 unsigned long long s = 0;
991 int fileid, cylinders = 0, cylindersleft = 0;
992 int cylindersize = 0;
993 int gotgeo = 0;
994
995
996 struct hd_geometry hdgeo;
997#elif __FreeBSD__
998 off_t s;
999#endif
1000
1001 long outvalA = -1;
1002 long outvalB = -1;
1003 long outvalC = -1;
1004
1005 if ((fd = open(drive, O_RDONLY)) != -1) {
1006 if (ioctl(fd,
1007#if linux
1008#ifdef BLKGETSIZE64
1009 BLKGETSIZE64,
1010#else
1011 BLKGETSIZE,
1012#endif
1013#elif __FreeBSD__
1014 DIOCGMEDIASIZE,
1015#endif
1016 &s) != -1) {
1017 close(fd);
1018 // s>>11 works for older disks but not for newer ones
1019 outvalB =
1020#if linux
1021#ifdef BLKGETSIZE64
1022 s >> 20
1023#else
1024 s >> 11
1025#endif
1026#else
1027 s >> 20
1028#endif
1029 ;
1030 }
1031 }
1032
1033 if (outvalB <= 0) {
1034 log_msg(1, "Error getting size of %s: %s", drive, strerror(errno));
1035#if linux
1036 fileid = open(drive, O_RDONLY);
1037 if (fileid) {
1038 if (ioctl(fileid, HDIO_GETGEO, &hdgeo) != -1) {
1039 if (hdgeo.cylinders && hdgeo.heads && hdgeo.sectors) {
1040 cylindersleft = cylinders = hdgeo.cylinders;
1041 cylindersize = hdgeo.heads * hdgeo.sectors / 2;
1042 outvalA = cylindersize * cylinders / 1024;
1043 log_msg(2, "Got Harddisk geometry, C:%d, H:%d, S:%d",
1044 hdgeo.cylinders, hdgeo.heads, hdgeo.sectors);
1045 gotgeo = 1;
1046 } else {
1047 log_msg(1, "Harddisk geometry wrong");
1048 }
1049 } else {
1050 log_msg(1,
1051 "Error in ioctl() getting new hard disk geometry (%s), resizing in unsafe mode",
1052 strerror(errno));
1053 }
1054 close(fileid);
1055 } else {
1056 log_msg(1, "Failed to open %s for reading: %s", drive,
1057 strerror(errno));
1058 }
1059 if (!gotgeo) {
1060 log_msg(1, "Failed to get harddisk geometry, using old mode");
1061 }
1062#endif
1063 }
1064// OLDER DISKS will give ridiculously low value for outvalB (so outvalA is returned) :)
1065// NEWER DISKS will give sane value for outvalB (close to outvalA, in other words) :)
1066
1067 outvalC = (outvalA > outvalB) ? outvalA : outvalB;
1068
1069// log_msg (5, "drive = %s, error = %s", drive, strerror (errno));
1070// fatal_error ("GPSOD: Unable to get size of drive");
1071 log_msg(1, "%s --> %ld or %ld --> %ld", drive, outvalA, outvalB,
1072 outvalC);
1073
1074 return (outvalC);
1075}
1076
1077
1078/**
1079 * Determine whether @p format is supported by the kernel. Uses /proc/filesystems
1080 * under Linux and @c lsvfs under FreeBSD.
1081 * @param format The format to test.
1082 * @return TRUE if the format is supported, FALSE if not.
1083 */
1084bool is_this_a_valid_disk_format(char *format)
1085{
1086 char *good_formats = NULL;
1087 char *command = NULL;
1088 char *tmp = NULL;
1089 char *format_sz = NULL;
1090
1091 FILE *pin = NULL;
1092 bool retval;
1093 size_t n = 0;
1094 assert_string_is_neither_NULL_nor_zerolength(format);
1095
1096 mr_asprintf(&format_sz, "%s ", format);
1097
1098#ifdef __FreeBSD__
1099 mr_asprintf(&command,
1100 "lsvfs | tr -s '\t' ' ' | grep -v Filesys | grep -v -- -- | cut -d' ' -f1 | tr -s '\n' ' '");
1101#else
1102 mr_asprintf(&command,
1103 "grep -v nodev /proc/filesystems | tr -s '\t' ' ' | cut -d' ' -f2 | tr -s '\n' ' '");
1104#endif
1105
1106 pin = popen(command, "r");
1107 mr_free(command);
1108
1109 if (!pin) {
1110 log_OS_error("Unable to read good formats");
1111 retval = FALSE;
1112 } else {
1113 mr_getline(&good_formats, &n , pin);
1114 if (pclose(pin)) {
1115 log_OS_error("Cannot pclose good formats");
1116 }
1117 strip_spaces(good_formats);
1118 // " ntfs 7 " -- um, cheating much? :)
1119 mr_asprintf(&tmp, " %s swap lvm raid ntfs 7 ",good_formats);
1120 mr_free(good_formats);
1121 good_formats = tmp;
1122
1123 if (strstr(good_formats, format_sz)) {
1124 retval = TRUE;
1125 } else {
1126 retval = FALSE;
1127 }
1128 mr_free(good_formats);
1129 }
1130 mr_free(format_sz);
1131 return (retval);
1132}
1133
1134
1135/** @def SWAPLIST_COMMAND The command to list the swap files/partitions in use. */
1136
1137/**
1138 * Determine whether @p device_raw is currently mounted.
1139 * @param device_raw The device to check.
1140 * @return TRUE if it's mounted, FALSE if not.
1141 */
1142bool is_this_device_mounted(char *device_raw)
1143{
1144
1145 /*@ pointers **************************************************** */
1146 FILE *fin;
1147
1148 /*@ buffers ***************************************************** */
1149 char *incoming = NULL;
1150 char *device_with_tab;
1151 char *device_with_space;
1152 char *tmp;
1153 size_t n = 0;
1154
1155#ifdef __FreeBSD__
1156#define SWAPLIST_COMMAND "swapinfo"
1157#else
1158#define SWAPLIST_COMMAND "cat /proc/swaps"
1159#endif
1160
1161 /*@ end vars **************************************************** */
1162
1163 assert(device_raw != NULL);
1164// assert_string_is_neither_NULL_nor_zerolength(device_raw);
1165 if (device_raw[0] != '/' && !strstr(device_raw, ":/")) {
1166 log_msg(1, "%s needs to have a '/' prefixed - I'll do it",
1167 device_raw);
1168 mr_asprintf(&tmp, "/%s", device_raw);
1169 } else {
1170 mr_asprintf(&tmp, device_raw);
1171 }
1172 log_msg(1, "Is %s mounted?", tmp);
1173 if (!strcmp(tmp, "/proc") || !strcmp(tmp, "proc")) {
1174 log_msg(1,
1175 "I don't know how the heck /proc made it into the mountlist. I'll ignore it.");
1176 return (FALSE);
1177 }
1178 mr_asprintf(&device_with_tab, "%s\t", tmp);
1179 mr_asprintf(&device_with_space, "%s ", tmp);
1180 mr_free(tmp);
1181
1182 if (!(fin = popen("mount", "r"))) {
1183 log_OS_error("Cannot popen 'mount'");
1184 return (FALSE);
1185 }
1186 for (mr_getline(&incoming, &n, fin); !feof(fin);
1187 mr_getline(&incoming, &n, fin)) {
1188 if (strstr(incoming, device_with_space) //> incoming
1189 || strstr(incoming, device_with_tab)) // > incoming)
1190 {
1191 paranoid_pclose(fin);
1192 return(TRUE);
1193 }
1194 }
1195 mr_free(incoming);
1196 mr_free(device_with_tab);
1197 paranoid_pclose(fin);
1198
1199 mr_asprintf(&tmp, "%s | grep -w \"%s\" > /dev/null 2> /dev/null",
1200 SWAPLIST_COMMAND, device_with_space);
1201 mr_free(device_with_space);
1202
1203 log_msg(4, "tmp (command) = '%s'", tmp);
1204 if (!system(tmp)) {
1205 mr_free(tmp);
1206 return(TRUE);
1207 }
1208 mr_free(tmp);
1209 return (FALSE);
1210}
1211
1212
1213#ifdef __FreeBSD__
1214// CODE IS FREEBSD-SPECIFIC
1215/**
1216 * Create a loopback device for specified @p fname.
1217 * @param fname The file to associate with a device.
1218 * @return /dev entry for the device (to be freed by the caller),
1219 * or NULL if it couldn't be allocated.
1220 */
1221char *make_vn(char *fname)
1222{
1223 char *device = NULL;
1224 char *mddevice = NULL;
1225 char *command = NULL;
1226 int vndev = 2;
1227
1228 if (atoi
1229 (call_program_and_get_last_line_of_output
1230 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1231 do {
1232 mr_free(mddevice);
1233 mr_asprintf(&mddevice, "vn%ic", vndev++);
1234
1235 mr_free(command);
1236 mr_asprintf(&command, "vnconfig %s %s", mddevice, fname);
1237
1238 if (vndev > 10) {
1239 mr_free(command);
1240 mr_free(mddevice);
1241 return NULL;
1242 }
1243 }
1244 while (system(command));
1245 mr_free(command);
1246 } else {
1247 mr_asprintf(&command, "mdconfig -a -t vnode -f %s", fname);
1248 mr_asprintf(&mddevice, call_program_and_get_last_line_of_output(command));
1249 mr_free(command);
1250
1251 if (!strstr(mddevice, "md")) {
1252 mr_free(mddevice);
1253 return NULL;
1254 }
1255 }
1256 mr_asprintf(&device, "/dev/%s", mddevice);
1257 mr_free(mddevice);
1258 return(device);
1259}
1260
1261
1262// CODE IS FREEBSD-SPECIFIC
1263/**
1264 * Deallocate specified @p dname.
1265 * This should be called when you are done with the device created by make_vn(),
1266 * so the system does not run out of @c vn devices.
1267 * @param dname The device to deallocate.
1268 * @return 0 for success, nonzero for failure.
1269 */
1270int kick_vn(char *dname)
1271{
1272 char *command;
1273 int ret = 0;
1274
1275 if (strncmp(dname, "/dev/", 5) == 0) {
1276 dname += 5;
1277 }
1278
1279 if (atoi
1280 (call_program_and_get_last_line_of_output
1281 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1282 mr_asprintf(&command, "vnconfig -d %s", dname);
1283 ret = system(command);
1284 mr_free(command);
1285 return(ret);
1286 } else {
1287 mr_asprintf(&command, "mdconfig -d -u %s", dname);
1288 ret = system(command);
1289 mr_free(command);
1290 return(ret);
1291 }
1292 /*NOTREACHED*/ return 255;
1293}
1294#endif
1295
1296
1297/**
1298 * Ask the user for CD number @p cd_number_i_want.
1299 * Sets g_current_media_number once the correct CD is inserted.
1300 * @param bkpinfo The backup information structure. Fields used:
1301 * - @c bkpinfo->backup_media_type
1302 * - @c bkpinfo->prefix
1303 * - @c bkpinfo->isodir
1304 * - @c bkpinfo->media_device
1305 * - @c bkpinfo->please_dont_eject_when_restoring
1306 * @param cd_number_i_want The CD number to ask for.
1307 */
1308void
1309insist_on_this_cd_number(struct s_bkpinfo *bkpinfo, int cd_number_i_want)
1310{
1311
1312 /*@ int ************************************************************* */
1313 int res = 0;
1314
1315
1316 /*@ buffers ********************************************************* */
1317 char *tmp;
1318 char *request;
1319
1320 assert(bkpinfo != NULL);
1321 assert(cd_number_i_want > 0);
1322
1323// log_msg(3, "Insisting on CD number %d", cd_number_i_want);
1324
1325 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1326 log_msg(3,
1327 "No need to insist_on_this_cd_number when the backup type isn't CD-R(W) or NFS or ISO");
1328 return;
1329 }
1330
1331 mr_asprintf(&tmp, "mkdir -p " MNT_CDROM);
1332 run_program_and_log_output(tmp, 5);
1333 mr_free(tmp);
1334
1335 if (g_ISO_restore_mode || bkpinfo->backup_media_type == iso
1336 || bkpinfo->backup_media_type == nfs) {
1337 log_msg(3, "Remounting CD");
1338 g_ISO_restore_mode = TRUE;
1339// FIXME --- I'm tempted to do something about this...
1340// Why unmount and remount again and again?
1341 if (is_this_device_mounted(MNT_CDROM)) {
1342 run_program_and_log_output("umount " MNT_CDROM, 5);
1343 }
1344 system("mkdir -p /tmp/isodir &> /dev/null");
1345 mr_asprintf(&tmp, "%s/%s/%s-%d.iso", bkpinfo->isodir,
1346 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1347 cd_number_i_want);
1348 if (!does_file_exist(tmp)) {
1349 mr_free(tmp);
1350 mr_asprintf(&tmp, "/tmp/isodir/%s/%s-%d.iso",
1351 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1352 cd_number_i_want);
1353 if (does_file_exist(tmp)) {
1354 log_msg(1,
1355 "FIXME - hacking bkpinfo->isodir from '%s' to /tmp/isodir",
1356 bkpinfo->isodir);
1357 mr_allocstr(bkpinfo->isodir, "/tmp/isodir");
1358 }
1359 }
1360 log_msg(3, "Mounting %s at %s", tmp, MNT_CDROM);
1361 if (! mount_CDROM_here(tmp, MNT_CDROM)) {
1362 fatal_error("Mommy!");
1363 }
1364 mr_free(tmp);
1365 }
1366 if ((res = what_number_cd_is_this(bkpinfo)) != cd_number_i_want) {
1367 log_msg(3, "Currently, we hold %d but we want %d", res,
1368 cd_number_i_want);
1369 mr_asprintf(&tmp, "Insisting on %s #%d",
1370 bkpinfo->backup_media_string,
1371 cd_number_i_want);
1372 mr_asprintf(&request, "Please insert %s #%d and press Enter.",
1373 bkpinfo->backup_media_string,
1374 cd_number_i_want);
1375 log_msg(3, tmp);
1376 mr_free(tmp);
1377
1378 while (what_number_cd_is_this(bkpinfo) != cd_number_i_want) {
1379 sync();
1380 if (is_this_device_mounted(MNT_CDROM)) {
1381 res =
1382 run_program_and_log_output("umount " MNT_CDROM, FALSE);
1383 } else {
1384 res = 0;
1385 }
1386 if (res) {
1387 log_to_screen(_("WARNING - failed to unmount CD-ROM drive"));
1388 }
1389 if (!bkpinfo->please_dont_eject) {
1390 res = eject_device(bkpinfo->media_device);
1391 } else {
1392 res = 0;
1393 }
1394 if (res) {
1395 log_to_screen(_("WARNING - failed to eject CD-ROM disk"));
1396 }
1397 popup_and_OK(request);
1398 if (!bkpinfo->please_dont_eject) {
1399 inject_device(bkpinfo->media_device);
1400 }
1401 sync();
1402 }
1403 mr_free(request);
1404
1405 log_msg(1, "Thankyou. Proceeding...");
1406 g_current_media_number = cd_number_i_want;
1407 }
1408}
1409/* @} - end of deviceGroup */
1410
1411
1412/**
1413 * Ask user for details of backup/restore information.
1414 * Called when @c mondoarchive doesn't get any parameters.
1415 * @param bkpinfo The backup information structure to fill out with the user's data.
1416 * @param archiving_to_media TRUE if archiving, FALSE if restoring.
1417 * @return 0, always.
1418 * @bug No point of `int' return value.
1419 * @ingroup archiveGroup
1420 */
1421int interactively_obtain_media_parameters_from_user(struct s_bkpinfo
1422 *bkpinfo,
1423 bool
1424 archiving_to_media)
1425// archiving_to_media is TRUE if I'm being called by mondoarchive
1426// archiving_to_media is FALSE if I'm being called by mondorestore
1427{
1428 char *tmp = NULL;
1429 char *tmp1 = NULL;
1430 char *tmp2 = NULL;
1431 char *sz_size = NULL;
1432 char *command = NULL;
1433 char *comment = NULL;
1434 char *prompt = NULL;
1435 int i = 0;
1436 FILE *fin = NULL;
1437
1438 assert(bkpinfo != NULL);
1439 bkpinfo->nonbootable_backup = FALSE;
1440
1441// Tape, CD, NFS, ...?
1442 srandom(getpid());
1443 bkpinfo->backup_media_type =
1444 (g_restoring_live_from_cd) ? cdr :
1445 which_backup_media_type(bkpinfo->restore_data);
1446 if (bkpinfo->backup_media_type == none) {
1447 log_to_screen(_("User has chosen not to backup the PC"));
1448 finish(1);
1449 }
1450 if (bkpinfo->backup_media_type == tape && bkpinfo->restore_data) {
1451 popup_and_OK(_("Please remove CD/floppy from drive(s)"));
1452 }
1453 bkpinfo->backup_media_string = bkptype_to_string(bkpinfo->backup_media_type);
1454 log_msg(3, "media type = %s",bkpinfo->backup_media_string);
1455
1456 if (archiving_to_media) {
1457 sensibly_set_tmpdir_and_scratchdir(bkpinfo);
1458 }
1459 bkpinfo->cdrw_speed = (bkpinfo->backup_media_type == cdstream) ? 2 : 4;
1460 bkpinfo->compression_level =
1461 (bkpinfo->backup_media_type == cdstream) ? 1 : 5;
1462 bkpinfo->use_lzo =
1463 (bkpinfo->backup_media_type == cdstream) ? TRUE : FALSE;
1464
1465/*
1466 if (find_home_of_exe("star") && (!find_home_of_exe("afio") || find_home_of_exe("selinuxenabled")))
1467 {
1468 bkpinfo->use_star = FALSE;
1469 bkpinfo->use_lzo = FALSE;
1470 log_to_screen("Using star, not afio");
1471 if (!find_home_of_exe("afio"))
1472 { log_to_screen("...because afio not found"); }
1473 if (find_home_of_exe("selinuxenabled"))
1474 { log_to_screen("...because SELINUX found"); }
1475 }
1476*/
1477
1478 mvaddstr_and_log_it(2, 0, " ");
1479
1480// Find device's /dev (or SCSI) entry
1481 switch (bkpinfo->backup_media_type) {
1482 case cdr:
1483 case cdrw:
1484 case dvd:
1485 if (archiving_to_media) {
1486 if (bkpinfo->backup_media_type != dvd) {
1487 if (ask_me_yes_or_no
1488 (_("Is your computer a laptop, or does the CD writer incorporate BurnProof technology?")))
1489 {
1490 bkpinfo->manual_cd_tray = TRUE;
1491 }
1492 }
1493 if ((bkpinfo->compression_level =
1494 which_compression_level()) == -1) {
1495 log_to_screen(_("User has chosen not to backup the PC"));
1496 finish(1);
1497 }
1498 mr_asprintf(&comment, _("What speed is your %s (re)writer?"),
1499 bkpinfo->backup_media_string);
1500 if (bkpinfo->backup_media_type == dvd) {
1501 mr_free(bkpinfo->media_device);
1502 bkpinfo->media_device = find_dvd_device();
1503 mr_asprintf(&tmp, "1");
1504 mr_asprintf(&sz_size, "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
1505 log_msg(1, "Setting to DVD defaults");
1506 } else {
1507 mr_allocstr(bkpinfo->media_device,VANILLA_SCSI_CDROM );
1508 mr_asprintf(&tmp, "4");
1509 mr_asprintf(&sz_size, "650");
1510 log_msg(1, "Setting to CD defaults");
1511 }
1512 if (bkpinfo->backup_media_type != dvd) {
1513 if (!popup_and_get_string(_("Speed"), comment, tmp)) {
1514 log_to_screen(_("User has chosen not to backup the PC"));
1515 finish(1);
1516 }
1517 }
1518 mr_free(comment);
1519
1520 bkpinfo->cdrw_speed = atoi(tmp); // if DVD then this shouldn't ever be used anyway :)
1521 mr_free(tmp);
1522
1523 mr_asprintf(&comment,
1524 _("How much data (in Megabytes) will each %s store?"),
1525 bkpinfo->backup_media_string);
1526
1527 if (!popup_and_get_string("Size", comment, sz_size)) {
1528 log_to_screen(_("User has chosen not to backup the PC"));
1529 finish(1);
1530 }
1531 mr_free(comment);
1532
1533 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1534 bkpinfo->media_size[i] = atoi(sz_size);
1535 }
1536 mr_free(sz_size);
1537
1538 if (bkpinfo->media_size[0] <= 0) {
1539 log_to_screen(_("User has chosen not to backup the PC"));
1540 finish(1);
1541 }
1542 }
1543 case cdstream:
1544 if (bkpinfo->disaster_recovery) {
1545 mr_allocstr(bkpinfo->media_device, "/dev/cdrom");
1546 log_msg(2, "CD-ROM device assumed to be at %s",
1547 bkpinfo->media_device);
1548 } else if (bkpinfo->restore_data
1549 || bkpinfo->backup_media_type == dvd) {
1550 if (bkpinfo->media_device == NULL) {
1551 mr_asprintf(&bkpinfo->media_device, "/dev/cdrom");
1552 } // just for the heck of it :)
1553 log_msg(1, "bkpinfo->media_device = %s",
1554 bkpinfo->media_device);
1555 tmp = find_cdrom_device(FALSE);
1556 if ((bkpinfo->backup_media_type == dvd)
1557 || (tmp != NULL)) {
1558 mr_allocstr(bkpinfo->media_device, tmp);
1559 log_msg(1, "bkpinfo->media_device = %s",
1560 bkpinfo->media_device);
1561 mr_asprintf(&comment,
1562 _("Please specify your %s drive's /dev entry"),
1563 bkpinfo->backup_media_string);
1564 if (!popup_and_get_string
1565 (_("Device?"), comment, bkpinfo->media_device)) {
1566 log_to_screen(_("User has chosen not to backup the PC"));
1567 finish(1);
1568 }
1569 mr_free(comment);
1570 }
1571 mr_free(tmp);
1572
1573 log_msg(2, "%s device found at %s",
1574 bkpinfo->backup_media_string,
1575 bkpinfo->media_device);
1576 } else {
1577 bkpinfo->media_device = find_cdrw_device();
1578 if (bkpinfo->media_device != NULL) {
1579 mr_asprintf(&tmp,
1580 _("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."),
1581 bkpinfo->backup_media_string,
1582 bkpinfo->media_device);
1583 if (!ask_me_yes_or_no(tmp)) {
1584 mr_free(bkpinfo->media_device);
1585 }
1586 mr_free(tmp);
1587 } else {
1588 if (g_kernel_version < 2.6) {
1589 i = popup_and_get_string(_("Device node?"),
1590 _("What is the SCSI node of your CD (re)writer, please?"),
1591 bkpinfo->media_device);
1592 } else {
1593 i = popup_and_get_string(_("/dev entry?"),
1594 _("What is the /dev entry of your CD (re)writer, please?"),
1595 bkpinfo->media_device);
1596 }
1597 if (!i) {
1598 log_to_screen(_("User has chosen not to backup the PC"));
1599 finish(1);
1600 }
1601 }
1602 }
1603 if (bkpinfo->backup_media_type == cdstream) {
1604 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1605 bkpinfo->media_size[i] = 650;
1606 }
1607 }
1608 break;
1609 case udev:
1610 if (!ask_me_yes_or_no
1611 (_("This option is for advanced users only. Are you sure?"))) {
1612 log_to_screen(_("User has chosen not to backup the PC"));
1613 finish(1);
1614 }
1615 case tape:
1616
1617 mr_free(bkpinfo->media_device);
1618 if (find_tape_device_and_size(bkpinfo->media_device, sz_size)) {
1619 log_msg(3, _("Ok, using vanilla scsi tape."));
1620 mr_allocstr(bkpinfo->media_device,VANILLA_SCSI_TAPE"0" );
1621 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1622 paranoid_fclose(fin);
1623 } else {
1624 mr_allocstr(bkpinfo->media_device,"/dev/osst0");
1625 }
1626 }
1627 if (bkpinfo->media_device != NULL) {
1628 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1629 paranoid_fclose(fin);
1630 } else {
1631 if (does_file_exist("/tmp/mondo-restore.cfg")) {
1632 mr_free(bkpinfo->media_device);
1633 read_cfg_var("/tmp/mondo-restore.cfg", "media-dev",
1634 bkpinfo->media_device);
1635 }
1636 }
1637 mr_asprintf(&tmp,
1638 _("I think I've found your tape streamer at %s; am I right on the money?"),
1639 bkpinfo->media_device);
1640 if (!ask_me_yes_or_no(tmp)) {
1641 mr_free(bkpinfo->media_device);
1642 }
1643 mr_free(tmp);
1644 } else {
1645 if (!popup_and_get_string
1646 (_("Device name?"),
1647 _("What is the /dev entry of your tape streamer?"),
1648 bkpinfo->media_device)) {
1649 log_to_screen(_("User has chosen not to backup the PC"));
1650 finish(1);
1651 }
1652 }
1653 mr_asprintf(&tmp, "ls -l %s", bkpinfo->media_device);
1654 if (run_program_and_log_output(tmp, FALSE)) {
1655 log_to_screen(_("User has not specified a valid /dev entry"));
1656 finish(1);
1657 }
1658 mr_free(tmp);
1659 log_msg(4, "sz_size = %s", sz_size);
1660 mr_free(sz_size);
1661 bkpinfo->media_size[0] = 0;
1662 log_msg(4, "media_size[0] = %ld", bkpinfo->media_size[0]);
1663 if (bkpinfo->media_size[0] <= 0) {
1664 bkpinfo->media_size[0] = 0;
1665 }
1666 for (i = 1; i <= MAX_NOOF_MEDIA; i++) {
1667 bkpinfo->media_size[i] = bkpinfo->media_size[0];
1668 }
1669 if (archiving_to_media) {
1670 if ((bkpinfo->compression_level =
1671 which_compression_level()) == -1) {
1672 log_to_screen(_("User has chosen not to backup the PC"));
1673 finish(1);
1674 }
1675 }
1676 break;
1677
1678
1679
1680 case nfs:
1681 if (bkpinfo->nfs_mount == NULL) {
1682 bkpinfo->nfs_mount = call_program_and_get_last_line_of_output
1683 ("mount | grep \":\" | cut -d' ' -f1 | head -n1");
1684 }
1685#ifdef __FreeBSD__
1686 if (TRUE)
1687#else
1688 if (!bkpinfo->disaster_recovery)
1689#endif
1690 {
1691 if (!popup_and_get_string
1692 (_("NFS dir."),
1693 _("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.)"),
1694 bkpinfo->nfs_mount)) {
1695 log_to_screen(_("User has chosen not to backup the PC"));
1696 finish(1);
1697 }
1698 if (!bkpinfo->restore_data) {
1699 if ((bkpinfo->compression_level =
1700 which_compression_level()) == -1) {
1701 log_to_screen(_("User has chosen not to backup the PC"));
1702 finish(1);
1703 }
1704 }
1705 // check whether already mounted - we better remove
1706 // surrounding spaces and trailing '/' for this
1707 /* BERLIOS: Useless
1708 strip_spaces(bkpinfo->nfs_mount);
1709 */
1710 if (bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] == '/')
1711 bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] = '\0';
1712 mr_asprintf(&command, "mount | grep \"%s \" | cut -d' ' -f3",
1713 bkpinfo->nfs_mount);
1714 mr_free(bkpinfo->isodir);
1715 bkpinfo->isodir = call_program_and_get_last_line_of_output(command);
1716 mr_free(command);
1717
1718 mr_asprintf(&comment,
1719 _("How much data (in Megabytes) will each media store?"));
1720 if (!popup_and_get_string(_("Size"), comment, sz_size)) {
1721 log_to_screen(_("User has chosen not to backup the PC"));
1722 finish(1);
1723 }
1724 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1725 bkpinfo->media_size[i] = atoi(sz_size);
1726 }
1727 if (bkpinfo->media_size[0] <= 0) {
1728 log_to_screen(_("User has chosen not to backup the PC"));
1729 finish(1);
1730 }
1731 mr_free(comment);
1732 }
1733 if (bkpinfo->disaster_recovery) {
1734 system("umount /tmp/isodir 2> /dev/null");
1735 if (!popup_and_get_string
1736 (_("NFS share"), _("Which remote NFS share should I mount?"),
1737 bkpinfo->nfs_mount)) {
1738 log_to_screen(_("User has chosen not to backup the PC"));
1739 finish(1);
1740 }
1741 }
1742 if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1743 mr_free(bkpinfo->isodir);
1744 mr_asprintf(&bkpinfo->isodir, "/tmp/isodir.mondo.%d",
1745 (int) (random() % 32768));
1746 mr_asprintf(&command, "mkdir -p %s", bkpinfo->isodir);
1747 run_program_and_log_output(command, 5);
1748 mr_free(command);
1749
1750 mr_asprintf(&tmp, "mount -t nfs -o nolock %s %s", bkpinfo->nfs_mount,
1751 bkpinfo->isodir);
1752 run_program_and_log_output(tmp, 5);
1753 mr_free(tmp);
1754 mr_asprintf(&g_selfmounted_isodir, bkpinfo->isodir);
1755 }
1756 if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1757 popup_and_OK
1758 (_("Please mount that partition before you try to backup to or restore from it."));
1759 finish(1);
1760 }
1761 if (!popup_and_get_string
1762 (_("Directory"), _("Which directory within that mountpoint?"),bkpinfo->nfs_remote_dir)) {
1763 log_to_screen(_("User has chosen not to backup the PC"));
1764 finish(1);
1765 }
1766
1767 mr_asprintf(&command, "echo hi > '%s/%s/.dummy.txt'", bkpinfo->isodir,
1768 bkpinfo->nfs_remote_dir);
1769 while (run_program_and_log_output(command, FALSE)) {
1770 mr_asprintf(&prompt,
1771 _("Directory '%s' under mountpoint '%s' does not exist or is not writable. You can fix this or change the directory and retry or cancel the backup."),
1772 bkpinfo->nfs_remote_dir, bkpinfo->isodir);
1773 if (!popup_and_get_string
1774 (_("Directory"), prompt, bkpinfo->nfs_remote_dir)) {
1775 log_to_screen(_("User has chosen not to backup the PC"));
1776 finish(1);
1777 }
1778 mr_free(prompt);
1779
1780 mr_free(command);
1781 mr_asprintf(&command, "echo hi > %s/%s/.dummy.txt",
1782 bkpinfo->isodir, bkpinfo->nfs_remote_dir);
1783 }
1784 mr_free(command);
1785
1786 if (!popup_and_get_string
1787 (_("Prefix."),
1788 _("Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files"),
1789 bkpinfo->prefix)) {
1790 log_to_screen(_("User has chosen not to backup the PC"));
1791 finish(1);
1792 }
1793 log_msg(3, "prefix set to %s", bkpinfo->prefix);
1794
1795 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1796 bkpinfo->media_size[i] = 650;
1797 }
1798 log_msg(3, "Just set nfs_remote_dir to %s",
1799 bkpinfo->nfs_remote_dir);
1800 log_msg(3, "isodir is still %s", bkpinfo->isodir);
1801 break;
1802
1803 case iso:
1804 if (!bkpinfo->disaster_recovery) {
1805 if (!popup_and_get_string
1806 (_("Storage dir."),
1807 _("Please enter the full path that contains your ISO images. Example: /mnt/raid0_0"),
1808 bkpinfo->isodir)) {
1809 log_to_screen(_("User has chosen not to backup the PC"));
1810 finish(1);
1811 }
1812 if (archiving_to_media) {
1813 if ((bkpinfo->compression_level =
1814 which_compression_level()) == -1) {
1815 log_to_screen(_("User has chosen not to backup the PC"));
1816 finish(1);
1817 }
1818 if (!popup_and_get_string
1819 (_("ISO size."),
1820 _("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."), sz_size)) {
1821 log_to_screen(_("User has chosen not to backup the PC"));
1822 finish(1);
1823 }
1824 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1825 bkpinfo->media_size[i] = atoi(sz_size);
1826 }
1827 } else {
1828 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1829 bkpinfo->media_size[i] = 650;
1830 }
1831 }
1832 }
1833 if (!popup_and_get_string
1834 (_("Prefix."),
1835 _("Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files"),
1836 bkpinfo->prefix)) {
1837 log_to_screen("User has chosen not to backup the PC");
1838 finish(1);
1839 }
1840 log_msg(3, "prefix set to %s", bkpinfo->prefix);
1841 break;
1842 default:
1843 fatal_error
1844 ("I, Mojo Jojo, shall defeat those pesky Powerpuff Girls!");
1845 }
1846 if (archiving_to_media) {
1847
1848 if (bkpinfo->boot_device) {
1849 mr_free(bkpinfo->boot_device);
1850 }
1851#ifdef __FreeBSD__
1852 bkpinfo->boot_device = call_program_and_get_last_line_of_output
1853 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/\\([0-9]\\).*/\\1/'");
1854#else
1855 bkpinfo->boot_device = call_program_and_get_last_line_of_output
1856 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/[0-9].*//'");
1857#endif
1858 i = which_boot_loader(bkpinfo->boot_device);
1859 if (i == 'U') // unknown
1860 {
1861
1862#ifdef __FreeBSD__
1863 if (!popup_and_get_string
1864 (_("Boot device"),
1865 _("What is your boot device? (e.g. /dev/ad0)"),
1866 bkpinfo->boot_device)) {
1867 log_to_screen(_("User has chosen not to backup the PC"));
1868 finish(1);
1869 }
1870 i = which_boot_loader(bkpinfo->boot_device);
1871#else
1872 if (!popup_and_get_string
1873 (_("Boot device"),
1874 _("What is your boot device? (e.g. /dev/hda)"),
1875 bkpinfo->boot_device)) {
1876 log_to_screen(_("User has chosen not to backup the PC"));
1877 finish(1);
1878 }
1879 if (does_string_exist_in_boot_block
1880 (bkpinfo->boot_device, "LILO")) {
1881 i = 'L';
1882 } else
1883 if (does_string_exist_in_boot_block
1884 (bkpinfo->boot_device, "ELILO")) {
1885 i = 'E';
1886 } else
1887 if (does_string_exist_in_boot_block
1888 (bkpinfo->boot_device, "GRUB")) {
1889 i = 'G';
1890 } else {
1891 i = 'U';
1892 }
1893#endif
1894 if (i == 'U') {
1895 if (ask_me_yes_or_no
1896 (_("Unidentified boot loader. Shall I restore it byte-for-byte at restore time and hope for the best?")))
1897 {
1898 i = 'R'; // raw
1899 } else {
1900 log_to_screen
1901 (_("I cannot find your boot loader. Please run mondoarchive with parameters."));
1902 finish(1);
1903 }
1904 }
1905 }
1906 bkpinfo->boot_loader = i;
1907 mr_asprintf(&bkpinfo->include_paths, "/");
1908 if (!popup_and_get_string
1909 (_("Backup paths"),
1910 _("Please enter paths which you want me to backup. The default is '/' (i.e. everything)."),
1911 bkpinfo->include_paths)) {
1912 log_to_screen(_("User has chosen not to backup the PC"));
1913 finish(1);
1914 }
1915
1916 tmp = list_of_NFS_mounts_only();
1917 if (strlen(tmp) > 2) {
1918 if (bkpinfo->exclude_paths != NULL) {
1919 tmp1 = bkpinfo->exclude_paths;
1920 mr_asprintf(&bkpinfo->exclude_paths, "%s %s", tmp1, tmp);
1921 mr_free(tmp1);
1922 } else {
1923 bkpinfo->exclude_paths = tmp;
1924 }
1925 }
1926 mr_free(tmp);
1927// NTFS
1928 tmp = call_program_and_get_last_line_of_output
1929 ("parted2fdisk -l | grep -i ntfs | awk '{ print $1};' | tr -s '\\n' ' ' | awk '{ print $0};'");
1930 if (strlen(tmp) > 2) {
1931 if (!popup_and_get_string
1932 (_("NTFS partitions"),
1933 _("Please enter/confirm the NTFS partitions you wish to backup as well."),
1934 tmp1)) {
1935 log_to_screen(_("User has chosen not to backup the PC"));
1936 finish(1);
1937 }
1938 if (bkpinfo->image_devs != NULL) {
1939 tmp2 = bkpinfo->image_devs;
1940 mr_asprintf(&bkpinfo->image_devs, "%s %s", tmp2, tmp1);
1941 mr_free(tmp2);
1942 } else {
1943 bkpinfo->image_devs = tmp1;
1944 }
1945 mr_free(tmp1);
1946 }
1947 mr_free(tmp);
1948
1949 if (!popup_and_get_string
1950 (_("Exclude paths"),
1951 _("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."),
1952 bkpinfo->exclude_paths)) {
1953 log_to_screen(_("User has chosen not to backup the PC"));
1954 finish(1);
1955 }
1956 bkpinfo->make_cd_use_lilo = FALSE;
1957 bkpinfo->backup_data = TRUE;
1958 bkpinfo->verify_data =
1959 ask_me_yes_or_no
1960 (_("Will you want to verify your backups after Mondo has created them?"));
1961
1962#ifndef __FreeBSD__
1963 if (!ask_me_yes_or_no
1964 (_("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."))){
1965 mr_allocstr(bkpinfo->kernel_path, "FAILSAFE");
1966 }
1967#endif
1968
1969 if (!ask_me_yes_or_no
1970 (_("Are you sure you want to proceed? Hit 'no' to abort."))) {
1971 log_to_screen(_("User has chosen not to backup the PC"));
1972 finish(1);
1973 }
1974 } else {
1975 bkpinfo->restore_data = TRUE; // probably...
1976 }
1977
1978 if (bkpinfo->backup_media_type == iso
1979 || bkpinfo->backup_media_type == nfs) {
1980 g_ISO_restore_mode = TRUE;
1981 }
1982#ifdef __FreeSD__
1983// skip
1984#else
1985 if (bkpinfo->backup_media_type == nfs) {
1986 log_msg(3, "I think the NFS mount is mounted at %s",
1987 bkpinfo->isodir);
1988 }
1989 log_it("isodir = %s", bkpinfo->isodir);
1990 log_it("nfs_mount = '%s'", bkpinfo->nfs_mount);
1991#endif
1992
1993 log_it("media device = %s", bkpinfo->media_device);
1994 log_it("media size = %ld", bkpinfo->media_size[1]);
1995 log_it("media type = %s", bkpinfo->backup_media_string);
1996 mr_free(tmp);
1997 log_it("prefix = %s", bkpinfo->prefix);
1998 log_it("compression = %ld", bkpinfo->compression_level);
1999 log_it("include_paths = '%s'", bkpinfo->include_paths);
2000 log_it("exclude_paths = '%s'", bkpinfo->exclude_paths);
2001 log_it("scratchdir = '%s'", bkpinfo->scratchdir);
2002 log_it("tmpdir = '%s'", bkpinfo->tmpdir);
2003 log_it("boot_device = '%s' (loader=%c)", bkpinfo->boot_device,
2004 bkpinfo->boot_loader);
2005 if (bkpinfo->media_size[0] < 0) {
2006 if (archiving_to_media) {
2007 fatal_error("Media size is less than zero.");
2008 } else {
2009 log_msg(2, "Warning - media size is less than zero.");
2010 bkpinfo->media_size[0] = 0;
2011 }
2012 }
2013 return (0);
2014}
2015
2016
2017/**
2018 * Get a space-separated list of NFS mounts.
2019 * @return The list created.
2020 * @note The return value should be freed by caller
2021 * @bug Even though we only want the mounts, the devices are still checked.
2022 */
2023char *list_of_NFS_mounts_only(void)
2024{
2025 return(call_program_and_get_last_line_of_output
2026 ("mount -t coda,ncpfs,nfs,smbfs,cifs,afs,mvfs | tr -s '\t' ' ' | cut -d' ' -f3 | tr -s '\n' ' ' | awk '{print $0;}'"));
2027 /* BERLIOS : Useless
2028 mr_asprintf(&exclude_these_devices,
2029 call_program_and_get_last_line_of_output
2030 ("tr -s '\t' ' ' < /etc/fstab | grep -E '( (coda|ncpfs|nfs|smbfs|cifs|mvfs) )' | cut -d' ' -f1 | tr -s '\n' ' ' | awk '{print $0;}'"));
2031 */
2032}
2033
2034
2035/* @} - end of utilityGroup */
2036
2037/**
2038 * Set the tmpdir and scratchdir to reside on the partition with the most free space.
2039 * Automatically excludes DOS, NTFS, SMB, and NFS filesystems.
2040 * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir and @c bkpinfo->scratchdir will be set.
2041 * @ingroup utilityGroup
2042 */
2043void sensibly_set_tmpdir_and_scratchdir(struct s_bkpinfo *bkpinfo)
2044{
2045 char *tmp = NULL;
2046 char *command = NULL;
2047 char *sz = NULL;
2048 int i = 0;
2049
2050 assert(bkpinfo != NULL);
2051
2052#ifdef __FreeBSD__
2053 tmp = call_program_and_get_last_line_of_output
2054 ("df -m -P -t nonfs,msdosfs,ntfs,smbfs,smb,cifs,afs,mvfs | tr -s '\t' ' ' | grep -vE \"none|Filesystem\" | awk '{printf \"%s %s\\n\", $4, $6;}' | sort -n | tail -n1 | awk '{print $NF;}'");
2055#else
2056 tmp = call_program_and_get_last_line_of_output
2057 ("df -m -P -x nfs -x vfat -x ntfs -x smbfs -x smb -x cifs -x afs -x mvfs | 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;}'");
2058#endif
2059
2060 if (tmp[0] != '/') {
2061 mr_asprintf(&sz, "/%s", tmp);
2062 mr_free(tmp);
2063 tmp = sz;
2064 }
2065 if (!tmp[0]) {
2066 fatal_error("I couldn't figure out the tempdir!");
2067 }
2068 i = (int) (random() % 32768);
2069 mr_free(bkpinfo->tmpdir);
2070 mr_asprintf(&bkpinfo->tmpdir, "%s/mondo.tmp.%d", tmp, i);
2071 log_it("bkpinfo->tmpdir is being set to %s", bkpinfo->tmpdir);
2072
2073 mr_free(bkpinfo->scratchdir);
2074 mr_asprintf(&bkpinfo->scratchdir, "%s/mondo.scratch.%d", tmp, i);
2075 log_it("bkpinfo->scratchdir is being set to %s", bkpinfo->scratchdir);
2076
2077 mr_asprintf(&g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
2078 bkpinfo->scratchdir);
2079
2080 mr_asprintf(&command, "rm -Rf %s/mondo.tmp.* %s/mondo.scratch.*", tmp, tmp);
2081 mr_free(tmp);
2082
2083 paranoid_system(command);
2084 mr_free(command);
2085}
2086
2087
2088/**
2089 * @addtogroup deviceGroup
2090 * @{
2091 */
2092/**
2093 * If we can read @p dev, set @p output to it.
2094 * If @p dev cannot be read, set @p output to "".
2095 * @param dev The device to check for.
2096 * @param output Set to @p dev if @p dev exists, NULL otherwise. Needs to be freed by caller
2097 * @return TRUE if @p dev exists, FALSE if it doesn't.
2098 */
2099bool set_dev_to_this_if_rx_OK(char *output, char *dev)
2100{
2101 char *command;
2102
2103 mr_free(output);
2104 if (!dev || dev[0] == '\0') {
2105 return (FALSE);
2106 }
2107 log_msg(10, "Injecting %s", dev);
2108 inject_device(dev);
2109 if (!does_file_exist(dev)) {
2110 log_msg(10, "%s doesn't exist. Returning FALSE.", dev);
2111 return (FALSE);
2112 }
2113 mr_asprintf(&command, "dd bs=%ld count=1 if=%s of=/dev/null &> /dev/null",
2114 512L, dev);
2115 if (!run_program_and_log_output(command, FALSE)
2116 && !run_program_and_log_output(command, FALSE)) {
2117 mr_asprintf(&output, dev);
2118 log_msg(4, "Found it - %s", dev);
2119 mr_free(command);
2120 return (TRUE);
2121 } else {
2122 log_msg(4, "It's not %s", dev);
2123 mr_free(command);
2124 return (FALSE);
2125 }
2126}
2127
2128
2129/**
2130 * Find out what number CD is in the drive.
2131 * @param bkpinfo The backup information structure. The @c bkpinfo->media_device field is the only one used.
2132 * @return The current CD number, or -1 if it could not be found.
2133 * @note If the CD is not mounted, it will be mounted
2134 * (and remain mounted after this function returns).
2135 */
2136int what_number_cd_is_this(struct s_bkpinfo *bkpinfo)
2137{
2138 int cd_number = -1;
2139 char *mountdev = NULL;
2140 char *tmp = NULL;
2141 char *tmp1 = NULL;
2142
2143 assert(bkpinfo != NULL);
2144 if (g_ISO_restore_mode) {
2145 mr_asprintf(&tmp, "mount | grep iso9660 | awk '{print $3;}'");
2146
2147 tmp1 = call_program_and_get_last_line_of_output(tmp);
2148 mr_free(tmp);
2149
2150 mr_asprintf(&mountdev, "%s/archives/THIS-CD-NUMBER", tmp1);
2151 mr_free(tmp1);
2152
2153 tmp = last_line_of_file(mountdev);
2154 cd_number = atoi(tmp);
2155 mr_free(mountdev);
2156 mr_free(tmp);
2157
2158 return (cd_number);
2159 }
2160
2161 if (bkpinfo->media_device == NULL) {
2162 log_it
2163 ("(what_number_cd_is_this) Warning - media_device unknown. Finding out...");
2164 bkpinfo->media_device = find_cdrom_device(FALSE);
2165 }
2166 if (!is_this_device_mounted(MNT_CDROM)) {
2167 (void)mount_CDROM_here(bkpinfo->media_device, MNT_CDROM);
2168 }
2169 tmp = last_line_of_file(MNT_CDROM "/archives/THIS-CD-NUMBER");
2170 cd_number = atoi(tmp);
2171 mr_free(tmp);
2172 return (cd_number);
2173}
2174
2175
2176/**
2177 * Find out what device is mounted as root (/).
2178 * @return Root device.
2179 * @note The returned string points to static storage and will be overwritten with every call.
2180 * @bug A bit of a misnomer; it's actually finding out the root device.
2181 * The mountpoint (where it's mounted) will obviously be '/'.
2182 */
2183char *where_is_root_mounted()
2184{
2185 char *tmp;
2186
2187#ifdef __FreeBSD__
2188 tmp = call_program_and_get_last_line_of_output
2189 ("mount | grep \" on / \" | cut -d' ' -f1");
2190#else
2191 tmp = call_program_and_get_last_line_of_output
2192 ("mount | grep \" on / \" | cut -d' ' -f1 | sed s/[0-9]// | sed s/[0-9]//");
2193 if (strstr(tmp, "/dev/cciss/")) {
2194 mr_free(tmp);
2195 tmp = call_program_and_get_last_line_of_output
2196 ("mount | grep \" on / \" | cut -d' ' -f1 | cut -dp -f1");
2197 }
2198 if (strstr(tmp, "/dev/md")) {
2199 mr_free(tmp);
2200 tmp = call_program_and_get_last_line_of_output
2201 ("mount | grep \" on / \" | cut -d' ' -f1");
2202 }
2203#endif
2204
2205 return (tmp);
2206}
2207
2208
2209/**
2210 * Find out which boot loader is in use.
2211 * @param which_device Device to look for the boot loader on.
2212 * @return 'L' for LILO, 'E'for ELILO, 'G' for GRUB, 'B' or 'D' for FreeBSD boot loaders, or 'U' for Unknown.
2213 * @note Under Linux, all drives are examined, not just @p which_device.
2214 */
2215#ifdef __FreeBSD__
2216char which_boot_loader(char *which_device)
2217{
2218 int count_lilos = 0;
2219 int count_grubs = 0;
2220 int count_boot0s = 0;
2221 int count_dangerouslydedicated = 0;
2222
2223 log_it("looking at drive %s's MBR", which_device);
2224 if (does_string_exist_in_boot_block(which_device, "GRUB")) {
2225 count_grubs++;
2226 }
2227 if (does_string_exist_in_boot_block(which_device, "LILO")) {
2228 count_lilos++;
2229 }
2230 if (does_string_exist_in_boot_block(which_device, "Drive")) {
2231 count_boot0s++;
2232 }
2233 if (does_string_exist_in_first_N_blocks
2234 (which_device, "FreeBSD/i386", 17)) {
2235 count_dangerouslydedicated++;
2236 }
2237 log_it("%d grubs and %d lilos and %d elilos and %d boot0s and %d DD\n",
2238 count_grubs, count_lilos, count_elilos, count_boot0s,
2239 count_dangerouslydedicated);
2240
2241 if (count_grubs && !count_lilos) {
2242 return ('G');
2243 } else if (count_lilos && !count_grubs) {
2244 return ('L');
2245 } else if (count_grubs == 1 && count_lilos == 1) {
2246 log_it("I'll bet you used to use LILO but switched to GRUB...");
2247 return ('G');
2248 } else if (count_boot0s == 1) {
2249 return ('B');
2250 } else if (count_dangerouslydedicated) {
2251 return ('D');
2252 } else {
2253 log_it("Unknown boot loader");
2254 return ('U');
2255 }
2256}
2257
2258#else
2259
2260char which_boot_loader(char *which_device)
2261 /* which_device is allocated here and needs to be freed by caller */
2262{
2263 /*@ buffer ***************************************************** */
2264 char *list_drives_cmd;
2265 char *current_drive = NULL;
2266
2267 /*@ pointers *************************************************** */
2268 FILE *pdrives;
2269
2270 /*@ int ******************************************************** */
2271 int count_lilos = 0;
2272 int count_grubs = 0;
2273 size_t n = 0;
2274
2275 /*@ end vars *************************************************** */
2276
2277#ifdef __IA64__
2278 /* No choice for it */
2279 return ('E');
2280#endif
2281 assert(which_device != NULL);
2282 mr_asprintf(&list_drives_cmd,
2283 "parted2fdisk -l 2>/dev/null | grep \"/dev/.*:\" | tr -s ':' ' ' | tr -s ' ' '\n' | grep /dev/; echo %s",
2284 where_is_root_mounted());
2285 log_it("list_drives_cmd = %s", list_drives_cmd);
2286
2287 if (!(pdrives = popen(list_drives_cmd, "r"))) {
2288 log_OS_error("Unable to open list of drives");
2289 mr_free(list_drives_cmd);
2290 return ('\0');
2291 }
2292 mr_free(list_drives_cmd);
2293
2294 for (mr_getline(&current_drive, &n, pdrives); !feof(pdrives);
2295 mr_getline(&current_drive, &n, pdrives)) {
2296 strip_spaces(current_drive);
2297 log_it("looking at drive %s's MBR", current_drive);
2298 if (does_string_exist_in_boot_block(current_drive, "GRUB")) {
2299 count_grubs++;
2300 mr_allocstr(which_device,current_drive);
2301 break;
2302 }
2303 if (does_string_exist_in_boot_block(current_drive, "LILO")) {
2304 count_lilos++;
2305 mr_allocstr(which_device,current_drive);
2306 break;
2307 }
2308 }
2309
2310 if (pclose(pdrives)) {
2311 log_OS_error("Cannot pclose pdrives");
2312 }
2313 log_it("%d grubs and %d lilos\n", count_grubs, count_lilos);
2314 if (count_grubs && !count_lilos) {
2315 return ('G');
2316 } else if (count_lilos && !count_grubs) {
2317 return ('L');
2318 } else if (count_grubs == 1 && count_lilos == 1) {
2319 log_it("I'll bet you used to use LILO but switched to GRUB...");
2320 return ('G');
2321 } else {
2322 log_it("Unknown boot loader");
2323 return ('U');
2324 }
2325}
2326#endif
2327
2328
2329/**
2330 * Write zeroes over the first 16K of @p device.
2331 * @param device The device to zero.
2332 * @return 0 for success, 1 for failure.
2333 */
2334int zero_out_a_device(char *device)
2335{
2336 FILE *fout;
2337 int i;
2338
2339 assert_string_is_neither_NULL_nor_zerolength(device);
2340
2341 log_it("Zeroing drive %s", device);
2342 if (!(fout = fopen(device, "w"))) {
2343 log_OS_error("Unable to open/write to device");
2344 return (1);
2345 }
2346 for (i = 0; i < 16384; i++) {
2347 fputc('\0', fout);
2348 }
2349 paranoid_fclose(fout);
2350 log_it("Device successfully zeroed.");
2351 return (0);
2352}
2353
2354
2355/**
2356 * Return the device pointed to by @p incoming.
2357 * @param incoming The device to resolve symlinks for.
2358 * @return The path to the real device file.
2359 * @note The returned string points to a storage that need to be freed by the caller
2360 * @bug Won't work with file v4.0; needs to be written in C.
2361 */
2362char *resolve_softlinks_to_get_to_actual_device_file(char *incoming)
2363{
2364 char *output = NULL;
2365 char *command = NULL;
2366 char *curr_fname = NULL;
2367 char *scratch = NULL;
2368 char *tmp = NULL;
2369 char *p = NULL;
2370
2371 struct stat statbuf;
2372 if (!does_file_exist(incoming)) {
2373 log_it
2374 ("resolve_softlinks_to_get_to_actual_device_file --- device not found");
2375 mr_asprintf(&output, incoming);
2376 } else {
2377 mr_asprintf(&curr_fname, incoming);
2378 lstat(curr_fname, &statbuf);
2379 while (S_ISLNK(statbuf.st_mode)) {
2380 log_msg(1, "curr_fname = %s", curr_fname);
2381 mr_asprintf(&command, "file %s", curr_fname);
2382 tmp = call_program_and_get_last_line_of_output(command);
2383 mr_free(command);
2384
2385 for (p = tmp + strlen(tmp); p != tmp && *p != '`' && *p != ' ';
2386 p--);
2387 p++;
2388 mr_asprintf(&scratch, p);
2389 for (p = scratch; *p != '\0' && *p != '\''; p++);
2390 *p = '\0';
2391 log_msg(0, "curr_fname %s --> '%s' --> %s", curr_fname, tmp, scratch);
2392 mr_free(tmp);
2393
2394 if (scratch[0] == '/') {
2395 mr_free(curr_fname);
2396 mr_asprintf(&curr_fname, scratch); // copy whole thing because it's an absolute softlink
2397 } else { // copy over the basename cos it's a relative softlink
2398 p = curr_fname + strlen(curr_fname);
2399 while (p != curr_fname && *p != '/') {
2400 p--;
2401 }
2402 if (*p == '/') {
2403 p++;
2404 }
2405 *p = '\0';
2406 mr_asprintf(&tmp, "%s%s", curr_fname, scratch);
2407 mr_free(curr_fname);
2408 curr_fname = tmp;
2409 }
2410 mr_free(scratch);
2411 lstat(curr_fname, &statbuf);
2412 }
2413 mr_asprintf(&output, curr_fname);
2414 log_it("resolved %s to %s", incoming, output);
2415 mr_free(curr_fname);
2416 }
2417 return (output);
2418}
2419
2420/* @} - end of deviceGroup */
2421
2422
2423/**
2424 * Return the type of partition format (GPT or MBR)
2425 * Caller needs to free the return value
2426 */
2427char *which_partition_format(const char *drive)
2428{
2429 char *output = NULL;
2430 char *tmp = NULL;
2431 char *command = NULL;
2432 char *fdisk = NULL;
2433
2434 log_msg(0, "Looking for partition table format type");
2435 mr_asprintf(&fdisk, "/sbin/parted2fdisk");
2436 log_msg(1, "Using %s", fdisk);
2437 mr_asprintf(&command, "%s -l %s | grep 'EFI GPT'", fdisk, drive);
2438 mr_free(fdisk);
2439
2440 tmp = call_program_and_get_last_line_of_output(command);
2441 mr_free(command);
2442
2443 if (strstr(tmp, "GPT") == NULL) {
2444 mr_asprintf(&output, "MBR");
2445 } else {
2446 mr_asprintf(&output, "GPT");
2447 }
2448 mr_free(tmp);
2449 log_msg(0, "Found %s partition table format type", output);
2450 return (output);
2451}
2452
2453/* @} - end of deviceGroup */
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