source: MondoRescue/trunk/mondo/mondo/common/libmondo-devices.c@ 729

Last change on this file since 729 was 729, checked in by Bruno Cornec, 18 years ago

merge -r686:728 $SVN_M/branches/stable
  • Property svn:keywords set to Id
File size: 66.0 KB
Line 
1/*
2 * $Id: libmondo-devices.c 729 2006-07-30 14:06:39Z 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
20#include <sys/ioctl.h>
21#include <sys/types.h>
22#include <unistd.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 729 2006-07-30 14:06:39Z bruno $";
36
37extern int g_current_media_number;
38extern double g_kernel_version;
39
40extern bool g_ISO_restore_mode;
41extern struct s_bkpinfo *g_bkpinfo_DONTUSETHIS;
42extern char *g_erase_tmpdir_and_scratchdir;
43extern char *g_selfmounted_isodir;
44
45static char *g_cdrw_drive_is_here = NULL;
46static char *g_cdrom_drive_is_here = NULL;
47static char *g_dvd_drive_is_here = NULL;
48
49
50/**
51 * ????? @bug ?????
52 * @ingroup globalGroup
53 */
54bool g_restoring_live_from_cd = FALSE;
55
56extern t_bkptype g_backup_media_type; // set by main()
57
58
59
60
61void set_g_cdrom_and_g_dvd_to_bkpinfo_value(struct s_bkpinfo *bkpinfo)
62{
63 if (bkpinfo->media_device != NULL) {
64 paranoid_alloc(g_cdrom_drive_is_here, bkpinfo->media_device); // just in case
65 }
66 if (bkpinfo->media_device != NULL) {
67 paranoid_alloc(g_dvd_drive_is_here, bkpinfo->media_device); // just in case
68 }
69}
70
71
72
73/**
74 * Retract all CD trays and wait for autorun to complete.
75 * @ingroup deviceGroup
76 */
77void retract_CD_tray_and_defeat_autorun(void)
78{
79// log_it("rctada: Retracting all CD trays", __LINE__);
80 if (strlen(g_cdrom_drive_is_here) > 0) {
81 inject_device(g_cdrom_drive_is_here);
82 }
83 if (strlen(g_dvd_drive_is_here) > 0) {
84 inject_device(g_dvd_drive_is_here);
85 }
86 if (strlen(g_cdrw_drive_is_here) > 0) {
87 inject_device(g_cdrw_drive_is_here);
88 }
89// log_it("rctada: killing autorun");
90// run_program_and_log_output("killall autorun", TRUE);
91 if (!run_program_and_log_output("ps | grep autorun | grep -v grep", 5)) {
92 log_it("autorun detected; sleeping for 2 seconds");
93 sleep(2);
94 }
95 log_it("rctada: Unmounting all CD drives", __LINE__);
96 run_program_and_log_output("umount /dev/cdr* /dev/dvd*", 5);
97}
98
99
100
101/**
102 * Determine whether we're booted off a ramdisk.
103 * @return @c TRUE (we are) or @c FALSE (we aren't).
104 * @ingroup utilityGroup
105 */
106bool am_I_in_disaster_recovery_mode(void)
107{
108 char *tmp, *comment;
109 bool is_this_a_ramdisk = FALSE;
110
111 asprintf(&tmp, where_is_root_mounted());
112 asprintf(&comment, "root is mounted at %s\n", tmp);
113 log_msg(0, comment);
114 paranoid_free(comment);
115
116 log_msg(0,
117 "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().",
118 tmp);
119
120#ifdef __FreeBSD__
121 if (strstr(tmp, "/dev/md")) {
122 is_this_a_ramdisk = TRUE;
123 }
124#else
125 if (!strncmp(tmp, "/dev/ram", 8)
126 || (!strncmp(tmp, "/dev/rd", 7) && !strcmp(tmp, "/dev/rd/")
127 && strncmp(tmp, "/dev/rd/cd", 10)) || strstr(tmp, "rootfs")
128 || !strcmp(tmp, "/dev/root")) {
129 is_this_a_ramdisk = TRUE;
130 } else {
131 is_this_a_ramdisk = FALSE;
132 }
133#endif
134 paranoid_free(tmp);
135
136 if (is_this_a_ramdisk) {
137 if (!does_file_exist("/THIS-IS-A-RAMDISK")
138 && !does_file_exist("/tmp/mountlist.txt.sample")) {
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 log_msg(1, "Is this a ramdisk? result = %d", is_this_a_ramdisk);
148 return (is_this_a_ramdisk);
149}
150
151
152/**
153 * Turn @c bkpinfo->backup_media_type into a human-readable string.
154 * @return The human readable string (e.g. @c cdr becomes <tt>"cdr"</tt>).
155 * @note The returned string points to static storage that will be overwritten with each call.
156 * @ingroup stringGroup
157 */
158char *bkptype_to_string(t_bkptype bt)
159{
160 char *output = NULL;
161
162 paranoid_free(output);
163
164 switch (bt) {
165 case none:
166 asprintf(&output, _("none"));
167 break;
168 case iso:
169 asprintf(&output, _("iso"));
170 break;
171 case cdr:
172 asprintf(&output, _("cdr"));
173 break;
174 case cdrw:
175 asprintf(&output, _("cdrw"));
176 break;
177 case cdstream:
178 asprintf(&output, _("cdstream"));
179 break;
180 case nfs:
181 asprintf(&output, _("nfs"));
182 break;
183 case tape:
184 asprintf(&output, _("tape"));
185 break;
186 case udev:
187 asprintf(&output, _("udev"));
188 break;
189 default:
190 asprintf(&output, _("default"));
191 }
192 return (output);
193}
194
195
196/**
197 * @addtogroup deviceGroup
198 * @{
199 */
200/**
201 * Eject the tray of the specified CD device.
202 * @param dev The device to eject.
203 * @return the return value of the @c eject command. (0=success, nonzero=failure)
204 */
205int eject_device(char *dev)
206{
207 char *command;
208 int res1 = 0, res2 = 0;
209
210 if (IS_THIS_A_STREAMING_BACKUP(g_backup_media_type)
211 && g_backup_media_type != udev) {
212 asprintf(&command, "mt -f %s offline", dev);
213 res1 = run_program_and_log_output(command, 1);
214 paranoid_free(command);
215 } else {
216 res1 = 0;
217 }
218
219#ifdef __FreeBSD__
220 if (strstr(dev, "acd")) {
221 asprintf(&command, "cdcontrol -f %s eject", dev);
222 } else {
223 asprintf(&command, "camcontrol eject `echo %s | sed 's|/dev/||'`",
224 dev);
225 }
226#else
227 asprintf(&command, "eject %s", dev);
228#endif
229
230 log_msg(3, "Ejecting %s", dev);
231 res2 = run_program_and_log_output(command, 1);
232 paranoid_free(command);
233 if (res1 && res2) {
234 return (1);
235 } else {
236 return (0);
237 }
238}
239
240
241/**
242 * Load (inject) the tray of the specified CD device.
243 * @param dev The device to load/inject.
244 * @return 0 for success, nonzero for failure.
245 */
246int inject_device(char *dev)
247{
248 char *command;
249 int i;
250
251#ifdef __FreeBSD__
252 if (strstr(dev, "acd")) {
253 asprintf(&command, "cdcontrol -f %s close", dev);
254 } else {
255 asprintf(&command, "camcontrol load `echo %s | sed 's|/dev/||'`",
256 dev);
257 }
258#else
259 asprintf(&command, "eject -t %s", dev);
260#endif
261 i = run_program_and_log_output(command, FALSE);
262 paranoid_free(command);
263 return (i);
264}
265
266
267/**
268 * Determine whether the specified @p device (really, you can use any file)
269 * exists.
270 * @return TRUE if it exists, FALSE if it doesn't.
271 */
272bool does_device_exist(char *device)
273{
274
275 /*@ buffers *********************************************************** */
276 char *tmp;
277 bool ret;
278
279 assert_string_is_neither_NULL_nor_zerolength(device);
280
281 asprintf(&tmp, "ls %s > /dev/null 2> /dev/null", device);
282
283 if (system(tmp)) {
284 ret = FALSE;
285 } else {
286 ret = TRUE;
287 }
288 paranoid_free(tmp);
289 return(ret);
290}
291
292
293/**
294 * Determine whether a non-Microsoft partition exists on any connected hard drive.
295 * @return TRUE (there's a Linux/FreeBSD partition) or FALSE (Microsoft has taken over yet another innocent PC).
296 */
297bool does_nonMS_partition_exist(void)
298{
299#if __FreeBSD__
300 return
301 !system
302 ("for drive in /dev/ad? /dev/da?; do fdisk $drive | grep -q FreeBSD && exit 0; done; false");
303#else
304 return
305 !system
306 ("parted2fdisk -l 2>/dev/null | grep '^/dev/' | grep -Eqv '(MS|DOS|FAT|NTFS)'");
307#endif
308}
309
310/**
311 * Determine whether the specified @p partno exists on the specified @p drive.
312 * @param drive The drive to search for the partition in.
313 * @param partno The partition number to look for.
314 * @return 0 if it exists, nonzero otherwise.
315 */
316int does_partition_exist(const char *drive, int partno)
317{
318 /*@ buffers **************************************************** */
319 char *program;
320 char *incoming = NULL;
321 char *searchstr;
322 char *tmp;
323
324 /*@ ints ******************************************************* */
325 int res = 0;
326 size_t n = 0;
327
328 /*@ pointers *************************************************** */
329 FILE *fin;
330
331
332 /*@ end vars *************************************************** */
333 assert_string_is_neither_NULL_nor_zerolength(drive);
334 assert(partno >= 0 && partno < 999);
335
336#ifdef __FreeBSD__
337 // We assume here that this is running from mondorestore. (It is.)
338 asprintf(&program, "ls %s >/dev/null 2>&1", drive);
339 res = system(program);
340 paranoid_free(program);
341 return(res);
342#endif
343
344 asprintf(&program, "parted2fdisk -l %s 2> /dev/null", drive);
345 fin = popen(program, "r");
346 if (!fin) {
347 log_it("program=%s", program);
348 log_OS_error("Cannot popen-in program");
349 paranoid_free(program);
350 return (0);
351 }
352 paranoid_free(program);
353
354 searchstr = build_partition_name(drive, partno);
355 asprintf(&tmp, "%s ", searchstr);
356 paranoid_free(searchstr);
357
358 for (res = 0; !res && getline(&incoming, &n, fin);) {
359 if (strstr(incoming, tmp)) {
360 res = 1;
361 }
362 }
363 paranoid_free(incoming);
364
365 if (pclose(fin)) {
366 log_OS_error("Cannot pclose fin");
367 }
368 paranoid_free(tmp);
369 return (res);
370}
371
372
373/**
374 * Determine whether given NULL-terminated @p str exists in the MBR of @p dev.
375 * @param dev The device to look in.
376 * @param str The string to look for.
377 * @return TRUE if it exists, FALSE if it doesn't.
378 */
379bool does_string_exist_in_boot_block(char *dev, char *str)
380{
381 /*@ buffers **************************************************** */
382 char *command;
383
384 /*@ end vars *************************************************** */
385 int ret;
386
387 assert_string_is_neither_NULL_nor_zerolength(dev);
388 assert_string_is_neither_NULL_nor_zerolength(str);
389
390 asprintf(&command,
391 "dd if=%s bs=446 count=1 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
392 dev, str);
393 ret = system(command);
394 paranoid_free(command);
395 if (ret) {
396 return (FALSE);
397 } else {
398 return (TRUE);
399 }
400}
401
402
403/**
404 * Determine whether specified @p str exists in the first @p n sectors of
405 * @p dev.
406 * @param dev The device to look in.
407 * @param str The string to look for.
408 * @param n The number of 512-byte sectors to search.
409 */
410bool does_string_exist_in_first_N_blocks(char *dev, char *str, int n)
411{
412 /*@ buffers **************************************************** */
413 char *command;
414 /*@ end vars *************************************************** */
415 int ret;
416
417 asprintf(&command,
418 "dd if=%s bs=512 count=%i 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
419 dev, n, str);
420 ret = system(command);
421 paranoid_free(command);
422
423 if (ret) {
424 return (FALSE);
425 } else {
426 return (TRUE);
427 }
428}
429
430
431/**
432 * Try to mount CD-ROM at @p mountpoint. If the CD-ROM is not found or has
433 * not been specified, call find_cdrom_device() to find it.
434 * @param bkpinfo The backup information structure. The only field used is @c bkpinfo->media_device.
435 * @param mountpoint Where to mount the CD-ROM.
436 * @return 0 for success, nonzero for failure.
437 * @see mount_CDROM_here
438 */
439bool find_and_mount_actual_cd(struct s_bkpinfo *bkpinfo, char *mountpoint)
440{
441 /*@ buffers ***************************************************** */
442
443 /*@ int's ****************************************************** */
444 bool res = TRUE;
445 char *dev = NULL;
446
447 /*@ end vars **************************************************** */
448
449 assert(bkpinfo != NULL);
450 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
451
452 if (g_backup_media_type == dvd) {
453 if (g_dvd_drive_is_here != NULL) {
454 asprintf(&dev, g_dvd_drive_is_here);
455 } else {
456 dev = find_dvd_device();
457 }
458 } else {
459 if (g_cdrom_drive_is_here != NULL) {
460 asprintf(&dev, g_cdrom_drive_is_here);
461 } else {
462 // find_cdrom_device allocates the string
463 dev = find_cdrom_device(FALSE);
464 }
465 }
466
467 if (bkpinfo->backup_media_type != iso) {
468 retract_CD_tray_and_defeat_autorun();
469 }
470
471 if ((dev == NULL) || (! mount_CDROM_here(dev, mountpoint))) {
472 paranoid_free(dev);
473 if (!popup_and_get_string
474 (_("CD-ROM device"), _("Please enter your CD-ROM's /dev device"), dev)) {
475 res = FALSE;
476 } else {
477 res = mount_CDROM_here(dev, mountpoint);
478 }
479 }
480 if (res) {
481 log_msg(1, _("mount failed"));
482 } else {
483 log_msg(1, _("mount succeeded with %s"), dev);
484 }
485 paranoid_free(dev);
486 return(res);
487}
488
489
490/**
491 * Locate a CD-R/W writer's SCSI node.
492 * @param cdrw_device SCSI node will be placed here. Caller needs to free it.
493 * @return the cdrw device or NULL if not found
494 */
495char *find_cdrw_device(void)
496{
497 char *comment = NULL;
498 char *tmp = NULL;
499 char *tmp1 = NULL;
500 char *cdr_exe = NULL;
501 char *command = NULL;
502 char *cdrw_device = NULL;
503
504 if (g_cdrw_drive_is_here != NULL) {
505 asprintf(&cdrw_device, g_cdrw_drive_is_here);
506 log_msg(3, "Been there, done that. Returning %s", cdrw_device);
507 return(cdrw_device);
508 }
509 if (g_backup_media_type == dvd) {
510 log_msg(1,
511 "This is dumb. You're calling find_cdrw_device() but you're backing up to DVD. WTF?");
512 return(NULL);
513 }
514 run_program_and_log_output("insmod ide-scsi", -1);
515 tmp = find_home_of_exe("cdrecord");
516 if (tmp) {
517 asprintf(&cdr_exe, "cdrecord");
518 } else {
519 asprintf(&cdr_exe, "dvdrecord");
520 }
521 paranoid_free(tmp);
522
523 tmp1 = find_home_of_exe(cdr_exe);
524 if (tmp1) {
525 asprintf(&command,
526 "%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",
527 cdr_exe);
528 asprintf(&tmp, call_program_and_get_last_line_of_output(command));
529 paranoid_free(command);
530 } else {
531 asprintf(&tmp, " ");
532 }
533 paranoid_free(tmp1);
534 paranoid_free(cdr_exe);
535
536 if (strlen(tmp) < 2) {
537 paranoid_free(tmp);
538 return(NULL);
539 } else {
540 cdrw_device = tmp;
541
542 asprintf(&comment, "Found CDRW device - %s", cdrw_device);
543 log_it(comment);
544 paranoid_free(comment);
545
546 paranoid_free(g_cdrw_drive_is_here);
547 asprintf(&g_cdrw_drive_is_here, cdrw_device);
548 return(cdrw_device);
549 }
550}
551
552
553/**
554 * Attempt to locate a CD-ROM device's /dev entry.
555 * Several different methods may be used to find the device, including
556 * calling @c cdrecord, searching @c dmesg, and trial-and-error.
557 * @param output Where to put the located /dev entry. Needs to be freed by the caller.
558 * @param try_to_mount Whether to mount the CD as part of the test; if mount
559 * fails then return failure.
560 * @return output if success or NULL otherwise.
561 */
562char *find_cdrom_device(bool try_to_mount)
563{
564 /*@ pointers **************************************************** */
565 FILE *fin = NULL;
566 char *p = NULL;
567 char *q = NULL;
568 char *r = NULL;
569 char *output = NULL;
570 size_t n = 0;
571
572 /*@ bool's ****************************************************** */
573 bool found_it = FALSE;
574
575 /*@ buffers ***************************************************** */
576 char *tmp = NULL;
577 char *cdr_exe = NULL;
578#ifndef __FreeBSD__
579 char *phrase_two = NULL;
580 char *dvd_last_resort = NULL;
581#endif
582 char *command = NULL;
583 char *mountpoint = NULL;
584 static char *the_last_place_i_found_it = NULL;
585
586 /*@ end vars **************************************************** */
587
588 if ((g_cdrom_drive_is_here != NULL) && !isdigit(g_cdrom_drive_is_here[0])) {
589 asprintf(&output, g_cdrom_drive_is_here);
590 log_msg(3, "Been there, done that. Returning %s", output);
591 return(output);
592 }
593 if ((the_last_place_i_found_it != NULL) && !try_to_mount) {
594 asprintf(&output, the_last_place_i_found_it);
595 log_msg(3,
596 "find_cdrom_device() --- returning last found location - '%s'",
597 output);
598 return(output);
599 }
600
601 tmp = find_home_of_exe("cdrecord");
602 if (tmp) {
603 asprintf(&cdr_exe, "cdrecord");
604 } else {
605 asprintf(&cdr_exe, "dvdrecord");
606 }
607 paranoid_free(tmp);
608
609 tmp = find_home_of_exe(cdr_exe);
610 if (!tmp) {
611 asprintf(&output, "/dev/cdrom");
612 log_msg(4, "Can't find cdrecord; assuming %s", output);
613 if (!does_device_exist(output)) {
614 log_msg(4, "That didn't work. Sorry.");
615 paranoid_free(cdr_exe);
616 paranoid_free(output);
617 return(NULL);
618 } else {
619 paranoid_free(cdr_exe);
620 return(output);
621 }
622 }
623 paranoid_free(tmp);
624
625 asprintf(&command, "%s -scanbus 2> /dev/null", cdr_exe);
626 fin = popen(command, "r");
627 if (!fin) {
628 log_msg(4, "command=%s", command);
629 log_OS_error("Cannot popen command");
630 paranoid_free(cdr_exe);
631 paranoid_free(command);
632 return (NULL);
633 }
634 paranoid_free(command);
635
636 for (getline(&tmp, &n, fin); !feof(fin);
637 getline(&tmp, &n, fin)) {
638 p = strchr(tmp, '\'');
639 if (p) {
640 q = strchr(++p, '\'');
641 if (q) {
642 for (r = q; *(r - 1) == ' '; r--);
643 *r = '\0';
644 p = strchr(++q, '\'');
645 if (p) {
646 q = strchr(++p, '\'');
647 if (q) {
648 while (*(q - 1) == ' ') {
649 q--;
650 }
651 *q = '\0';
652#ifndef __FreeBSD__
653 paranoid_free(phrase_two);
654 asprintf(&phrase_two, p);
655#endif
656 }
657 }
658 }
659 }
660 }
661 paranoid_pclose(fin);
662 paranoid_free(tmp);
663 tmp = NULL;
664 n = 0;
665
666#ifndef __FreeBSD__
667 if (strlen(phrase_two) == 0) {
668 log_msg(4, "Not running phase two. String is empty.");
669 } else {
670 asprintf(&command, "dmesg | grep \"%s\" 2> /dev/null", phrase_two);
671 fin = popen(command, "r");
672 if (!fin) {
673 log_msg(4, "Cannot run 2nd command - non-fatal, fortunately");
674 } else {
675 for (getline(&tmp, &n, fin); !feof(fin);
676 getline(&tmp, &n, fin)) {
677 log_msg(5, "--> '%s'", tmp);
678 if (tmp[0] != ' ' && tmp[1] != ' ') {
679 p = strchr(tmp, ':');
680 if (p) {
681 *p = '\0';
682 if (strstr(tmp, "DVD")) {
683 paranoid_free(dvd_last_resort);
684 asprintf(&dvd_last_resort, "/dev/%s", tmp);
685 log_msg(4,
686 "Ignoring '%s' because it's a DVD drive",
687 tmp);
688 } else {
689 asprintf(&output, "/dev/%s", tmp);
690 found_it = TRUE;
691 }
692 }
693 }
694 }
695 paranoid_free(tmp);
696 paranoid_pclose(fin);
697 }
698 paranoid_free(command);
699 }
700 paranoid_free(phrase_two);
701
702#endif
703#ifdef __FreeBSD__
704 if (!found_it) {
705 log_msg(4, "OK, approach 2");
706 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
707 if (!
708 (found_it =
709 set_dev_to_this_if_rx_OK(output, "/dev/cdrom1"))) {
710 if (!
711 (found_it =
712 set_dev_to_this_if_rx_OK(output, "/dev/dvd"))) {
713 if (!
714 (found_it =
715 set_dev_to_this_if_rx_OK(output, "/dev/acd0"))) {
716 if (!
717 (found_it =
718 set_dev_to_this_if_rx_OK(output,
719 "/dev/cd01"))) {
720 if (!
721 (found_it =
722 set_dev_to_this_if_rx_OK(output,
723 "/dev/acd1"))) {
724 if (!
725 (found_it =
726 set_dev_to_this_if_rx_OK(output,
727 "/dev/cd1")))
728 {
729 paranoid_free(cdr_exe);
730 return(NULL);
731 }
732 }
733 }
734 }
735 }
736 }
737 }
738 }
739#else
740 if (dvd_last_resort != NULL) {
741 if (!found_it && strlen(dvd_last_resort) > 0) {
742 log_msg(4, "Well, I'll use the DVD - %s - as a last resort",
743 dvd_last_resort);
744 paranoid_free(output);
745 asprintf(&output, dvd_last_resort);
746 found_it = TRUE;
747 }
748 }
749 paranoid_free(dvd_last_resort);
750
751 if (found_it) {
752 asprintf(&tmp, "grep \"%s=ide-scsi\" /proc/cmdline &> /dev/null",
753 strrchr(output, '/') + 1);
754 if (system(tmp) == 0) {
755 log_msg(4,
756 "%s is not right. It's being SCSI-emulated. Continuing.",
757 output);
758 found_it = FALSE;
759 paranoid_free(output);
760 }
761 paranoid_free(tmp);
762 }
763
764 if (found_it) {
765 log_msg(4, "(find_cdrom_device) --> '%s'", output);
766 if (!does_device_exist(output)) {
767 log_msg(4, "OK, I was wrong, I haven't found it... yet.");
768 found_it = FALSE;
769 paranoid_free(output);
770 }
771 }
772
773 if (!found_it) {
774 log_msg(4, "OK, approach 2");
775 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/scd0"))) {
776 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/sr0"))) {
777 if (!
778 (found_it =
779 set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
780 if (!
781 (found_it =
782 set_dev_to_this_if_rx_OK(output,
783 "/dev/cdrom0"))) {
784 if (!
785 (found_it =
786 set_dev_to_this_if_rx_OK(output,
787 "/dev/cdrom1"))) {
788 if (!
789 (found_it =
790 set_dev_to_this_if_rx_OK(output,
791 "/dev/sr1"))) {
792 if (!
793 (found_it =
794 set_dev_to_this_if_rx_OK(output,
795 "/dev/dvd")))
796 {
797 if (!
798 (found_it =
799 set_dev_to_this_if_rx_OK(output,
800 g_cdrw_drive_is_here)))
801 {
802 paranoid_free(cdr_exe);
803 return(NULL);
804 }
805 }
806 }
807 }
808 }
809 }
810 }
811 }
812 }
813#endif
814
815 asprintf(&mountpoint, "/tmp/cd.%d", (int) (random() % 32767));
816 make_hole_for_dir(mountpoint);
817
818 if (found_it && try_to_mount) {
819 if (! mount_CDROM_here(output, mountpoint)) {
820 log_msg(4, "[Cardigans] I've changed my mind");
821 found_it = FALSE;
822 paranoid_free(output);
823 } else {
824 asprintf(&tmp, "%s/archives", mountpoint);
825 if (!does_file_exist(tmp)) {
826 log_msg(4, "[Cardigans] I'll take it back");
827 found_it = FALSE;
828 paranoid_free(output);
829 } else {
830 asprintf(&command, "umount %s", output);
831 paranoid_system(command);
832 paranoid_free(command);
833 log_msg(4, "I'm confident the Mondo CD is in %s", output);
834 }
835 paranoid_free(tmp);
836 }
837 }
838 unlink(mountpoint);
839 paranoid_free(mountpoint);
840
841 if (found_it) {
842 if (!does_file_exist(output)) {
843 log_msg(3, "I still haven't found it.");
844 paranoid_free(output);
845 return(NULL);
846 }
847 log_msg(3, "(find_cdrom_device) --> '%s'", output);
848 asprintf(&the_last_place_i_found_it, output);
849 paranoid_free(g_cdrom_drive_is_here);
850 asprintf(&g_cdrom_drive_is_here, output);
851 return(output);
852 }
853
854 asprintf(&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 paranoid_free(cdr_exe);
858
859 log_msg(1, "command=%s", command);
860 asprintf(&tmp, call_program_and_get_last_line_of_output(command));
861 paranoid_free(command);
862
863 if (tmp[0]) {
864 output = tmp;
865 log_msg(4, "Finally found it at %s", output);
866 } else {
867 paranoid_free(tmp);
868 paranoid_free(output);
869 log_msg(4, "Still couldn't find it.");
870 }
871 return(output);
872}
873
874
875char *find_dvd_device()
876{
877 char *tmp = NULL;
878 int retval = 0, devno = -1;
879 char *output = NULL;
880
881 if (g_dvd_drive_is_here != NULL) {
882 asprintf(&output, g_dvd_drive_is_here);
883 log_msg(3, "Been there, done that. Returning %s", output);
884 return (output);
885 }
886
887 asprintf(&tmp, call_program_and_get_last_line_of_output
888 ("dvdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
889 );
890 log_msg(5, "tmp = '%s'", tmp);
891 if (!tmp[0]) {
892 paranoid_free(tmp);
893 asprintf(&tmp, call_program_and_get_last_line_of_output
894 ("cdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
895 );
896 }
897 if (tmp[0]) {
898 devno = atoi(tmp) - 1;
899 }
900 paranoid_free(tmp);
901
902 if (devno >= 0) {
903 retval = 0;
904 asprintf(&output, "/dev/scd%d", devno);
905 paranoid_free(g_dvd_drive_is_here);
906 asprintf(&g_dvd_drive_is_here, output);
907 log_msg(2, "I think DVD is at %s", output);
908 } else {
909 log_msg(2, "I cannot find DVD");
910 }
911
912 return(output);
913}
914
915
916/**
917 * Find the size of the specified @p drive, in megabytes. Uses @c ioctl calls
918 * and @c dmesg.
919 * @param drive The device to find the size of.
920 * @return size in megabytes.
921 */
922long get_phys_size_of_drive(char *drive)
923{
924 int fd;
925#if linux
926 unsigned long long s = 0;
927 int fileid, cylinders = 0, cylindersleft = 0;
928 int cylindersize = 0;
929 int gotgeo = 0;
930
931
932 struct hd_geometry hdgeo;
933#elif __FreeBSD__
934 off_t s;
935#endif
936
937 long outvalA = -1;
938 long outvalB = -1;
939 long outvalC = -1;
940
941 if ((fd = open(drive, O_RDONLY)) != -1) {
942 if (ioctl(fd,
943#if linux
944#ifdef BLKGETSIZE64
945 BLKGETSIZE64,
946#else
947 BLKGETSIZE,
948#endif
949#elif __FreeBSD__
950 DIOCGMEDIASIZE,
951#endif
952 &s) != -1) {
953 close(fd);
954 // s>>11 works for older disks but not for newer ones
955 outvalB =
956#if linux
957#ifdef BLKGETSIZE64
958 s >> 20
959#else
960 s >> 11
961#endif
962#else
963 s >> 20
964#endif
965 ;
966 }
967 }
968
969 if (outvalB <= 0) {
970 log_msg(1, "Error getting size of %s: %s", drive, strerror(errno));
971#if linux
972 fileid = open(drive, O_RDONLY);
973 if (fileid) {
974 if (ioctl(fileid, HDIO_GETGEO, &hdgeo) != -1) {
975 if (hdgeo.cylinders && hdgeo.heads && hdgeo.sectors) {
976 cylindersleft = cylinders = hdgeo.cylinders;
977 cylindersize = hdgeo.heads * hdgeo.sectors / 2;
978 outvalA = cylindersize * cylinders / 1024;
979 log_msg(2, "Got Harddisk geometry, C:%d, H:%d, S:%d",
980 hdgeo.cylinders, hdgeo.heads, hdgeo.sectors);
981 gotgeo = 1;
982 } else {
983 log_msg(1, "Harddisk geometry wrong");
984 }
985 } else {
986 log_msg(1,
987 "Error in ioctl() getting new hard disk geometry (%s), resizing in unsafe mode",
988 strerror(errno));
989 }
990 close(fileid);
991 } else {
992 log_msg(1, "Failed to open %s for reading: %s", drive,
993 strerror(errno));
994 }
995 if (!gotgeo) {
996 log_msg(1, "Failed to get harddisk geometry, using old mode");
997 }
998#endif
999 }
1000// OLDER DISKS will give ridiculously low value for outvalB (so outvalA is returned) :)
1001// NEWER DISKS will give sane value for outvalB (close to outvalA, in other words) :)
1002
1003 outvalC = (outvalA > outvalB) ? outvalA : outvalB;
1004
1005// log_msg (5, "drive = %s, error = %s", drive, strerror (errno));
1006// fatal_error ("GPSOD: Unable to get size of drive");
1007 log_msg(1, "%s --> %ld or %ld --> %ld", drive, outvalA, outvalB,
1008 outvalC);
1009
1010 return (outvalC);
1011}
1012
1013
1014/**
1015 * Determine whether @p format is supported by the kernel. Uses /proc/filesystems
1016 * under Linux and @c lsvfs under FreeBSD.
1017 * @param format The format to test.
1018 * @return TRUE if the format is supported, FALSE if not.
1019 */
1020bool is_this_a_valid_disk_format(char *format)
1021{
1022 char *good_formats = NULL;
1023 char *command = NULL;
1024 char *tmp = NULL;
1025 char *format_sz = NULL;
1026
1027 FILE *pin = NULL;
1028 bool retval;
1029 size_t n = 0;
1030 assert_string_is_neither_NULL_nor_zerolength(format);
1031
1032 asprintf(&format_sz, "%s ", format);
1033
1034#ifdef __FreeBSD__
1035 asprintf(&command,
1036 "lsvfs | tr -s '\t' ' ' | grep -v Filesys | grep -v -- -- | cut -d' ' -f1 | tr -s '\n' ' '");
1037#else
1038 asprintf(&command,
1039 "grep -v nodev /proc/filesystems | tr -s '\t' ' ' | cut -d' ' -f2 | tr -s '\n' ' '");
1040#endif
1041
1042 pin = popen(command, "r");
1043 paranoid_free(command);
1044
1045 if (!pin) {
1046 log_OS_error("Unable to read good formats");
1047 retval = FALSE;
1048 } else {
1049 getline(&good_formats, &n , pin);
1050 if (pclose(pin)) {
1051 log_OS_error("Cannot pclose good formats");
1052 }
1053 strip_spaces(good_formats);
1054 // " ntfs 7 " -- um, cheating much? :)
1055 asprintf(&tmp, " %s swap lvm raid ntfs 7 ",good_formats);
1056 paranoid_free(good_formats);
1057 good_formats = tmp;
1058
1059 if (strstr(good_formats, format_sz)) {
1060 retval = TRUE;
1061 } else {
1062 retval = FALSE;
1063 }
1064 paranoid_free(good_formats);
1065 }
1066 paranoid_free(format_sz);
1067 return (retval);
1068}
1069
1070
1071/** @def SWAPLIST_COMMAND The command to list the swap files/partitions in use. */
1072
1073/**
1074 * Determine whether @p device_raw is currently mounted.
1075 * @param device_raw The device to check.
1076 * @return TRUE if it's mounted, FALSE if not.
1077 */
1078bool is_this_device_mounted(char *device_raw)
1079{
1080
1081 /*@ pointers **************************************************** */
1082 FILE *fin;
1083
1084 /*@ buffers ***************************************************** */
1085 char *incoming = NULL;
1086 char *device_with_tab;
1087 char *device_with_space;
1088 char *tmp;
1089 size_t n = 0;
1090
1091#ifdef __FreeBSD__
1092#define SWAPLIST_COMMAND "swapinfo"
1093#else
1094#define SWAPLIST_COMMAND "cat /proc/swaps"
1095#endif
1096
1097 /*@ end vars **************************************************** */
1098
1099 assert(device_raw != NULL);
1100// assert_string_is_neither_NULL_nor_zerolength(device_raw);
1101 if (device_raw[0] != '/' && !strstr(device_raw, ":/")) {
1102 log_msg(1, "%s needs to have a '/' prefixed - I'll do it",
1103 device_raw);
1104 asprintf(&tmp, "/%s", device_raw);
1105 } else {
1106 asprintf(&tmp, device_raw);
1107 }
1108 log_msg(1, "Is %s mounted?", tmp);
1109 if (!strcmp(tmp, "/proc") || !strcmp(tmp, "proc")) {
1110 log_msg(1,
1111 "I don't know how the heck /proc made it into the mountlist. I'll ignore it.");
1112 return (FALSE);
1113 }
1114 asprintf(&device_with_tab, "%s\t", tmp);
1115 asprintf(&device_with_space, "%s ", tmp);
1116 paranoid_free(tmp);
1117
1118 if (!(fin = popen("mount", "r"))) {
1119 log_OS_error("Cannot popen 'mount'");
1120 return (FALSE);
1121 }
1122 for (getline(&incoming, &n, fin); !feof(fin);
1123 getline(&incoming, &n, fin)) {
1124 if (strstr(incoming, device_with_space) //> incoming
1125 || strstr(incoming, device_with_tab)) // > incoming)
1126 {
1127 paranoid_pclose(fin);
1128 return(TRUE);
1129 }
1130 }
1131 paranoid_free(incoming);
1132 paranoid_free(device_with_tab);
1133 paranoid_pclose(fin);
1134
1135 asprintf(&tmp, "%s | grep -w \"%s\" > /dev/null 2> /dev/null",
1136 SWAPLIST_COMMAND, device_with_space);
1137 paranoid_free(device_with_space);
1138
1139 log_msg(4, "tmp (command) = '%s'", tmp);
1140 if (!system(tmp)) {
1141 paranoid_free(tmp);
1142 return(TRUE);
1143 }
1144 paranoid_free(tmp);
1145 return (FALSE);
1146}
1147
1148
1149#ifdef __FreeBSD__
1150// CODE IS FREEBSD-SPECIFIC
1151/**
1152 * Create a loopback device for specified @p fname.
1153 * @param fname The file to associate with a device.
1154 * @return /dev entry for the device (to be freed by the caller),
1155 * or NULL if it couldn't be allocated.
1156 */
1157char *make_vn(char *fname)
1158{
1159 char *device = NULL;
1160 char *mddevice = NULL;
1161 char *command = NULL;
1162 int vndev = 2;
1163
1164 if (atoi
1165 (call_program_and_get_last_line_of_output
1166 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1167 do {
1168 paranoid_free(mddevice);
1169 asprintf(&mddevice, "vn%ic", vndev++);
1170
1171 paranoid_free(command);
1172 asprintf(&command, "vnconfig %s %s", mddevice, fname);
1173
1174 if (vndev > 10) {
1175 paranoid_free(command);
1176 paranoid_free(mddevice);
1177 return NULL;
1178 }
1179 }
1180 while (system(command));
1181 paranoid_free(command);
1182 } else {
1183 asprintf(&command, "mdconfig -a -t vnode -f %s", fname);
1184 asprintf(&mddevice, call_program_and_get_last_line_of_output(command));
1185 paranoid_free(command);
1186
1187 if (!strstr(mddevice, "md")) {
1188 paranoid_free(mddevice);
1189 return NULL;
1190 }
1191 }
1192 asprintf(&device, "/dev/%s", mddevice);
1193 paranoid_free(mddevice);
1194 return(device);
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;
1209 int ret = 0;
1210
1211 if (strncmp(dname, "/dev/", 5) == 0) {
1212 dname += 5;
1213 }
1214
1215 if (atoi
1216 (call_program_and_get_last_line_of_output
1217 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1218 asprintf(&command, "vnconfig -d %s", dname);
1219 ret = system(command);
1220 paranoid_free(command);
1221 return(ret);
1222 } else {
1223 asprintf(&command, "mdconfig -d -u %s", dname);
1224 ret = system(command);
1225 paranoid_free(command);
1226 return(ret);
1227 }
1228 /*NOTREACHED*/ return 255;
1229}
1230#endif
1231
1232
1233/**
1234 * Mount the CD-ROM at @p mountpoint.
1235 * @param device The device (or file if g_ISO_restore_mode) to mount.
1236 * @param mountpoint The place to mount it.
1237 * @return TRUE for success, FALSE for failure.
1238 */
1239bool mount_CDROM_here(char *device, char *mountpoint)
1240{
1241 /*@ buffer ****************************************************** */
1242 char *command = NULL;
1243 int retval = 0;
1244
1245 assert_string_is_neither_NULL_nor_zerolength(device);
1246 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
1247
1248 make_hole_for_dir(mountpoint);
1249 if (isdigit(device[0])) {
1250 paranoid_free(device);
1251 device = find_cdrom_device(FALSE);
1252 }
1253 if (g_ISO_restore_mode) {
1254
1255#ifdef __FreeBSD__
1256 char *dev = NULL;
1257
1258 dev = make_vn(device));
1259 if (!dev) {
1260 asprintf(&command, "Unable to mount ISO (make_vn(%s) failed)",
1261 device);
1262 fatal_error(command);
1263 }
1264 paranoid_free(device);
1265 device = dev;
1266#endif
1267 }
1268
1269 log_msg(4, "(mount_CDROM_here --- device=%s, mountpoint=%s", device,
1270 mountpoint);
1271 /*@ end vars *************************************************** */
1272
1273#ifdef __FreeBSD__
1274 asprintf(&command, "mount_cd9660 -r %s %s 2>> %s",
1275 device, mountpoint, MONDO_LOGFILE);
1276#else
1277 asprintf(&command, "mount %s -o ro,loop -t iso9660 %s 2>> %s",
1278 device, mountpoint, MONDO_LOGFILE);
1279#endif
1280
1281 log_msg(4, command);
1282 if (strncmp(device, "/dev/", 5) == 0) {
1283 retract_CD_tray_and_defeat_autorun();
1284 }
1285 retval = system(command);
1286 log_msg(1, "system(%s) returned %d", command, retval);
1287 paranoid_free(command);
1288
1289 if (retval == 0) {
1290 return(TRUE);
1291 } else {
1292 return(FALSE);
1293 }
1294}
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 asprintf(&tmp, "mkdir -p " MNT_CDROM);
1332 run_program_and_log_output(tmp, 5);
1333 paranoid_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 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 paranoid_free(tmp);
1350 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 strcpy(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 paranoid_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 asprintf(&tmp, "Insisting on %s #%d",
1370 media_descriptor_string(bkpinfo->backup_media_type),
1371 cd_number_i_want);
1372 asprintf(&request, "Please insert %s #%d and press Enter.",
1373 media_descriptor_string(bkpinfo->backup_media_type),
1374 cd_number_i_want);
1375 log_msg(3, tmp);
1376 paranoid_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 paranoid_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 log_msg(3, "media type = %s",
1454 bkptype_to_string(bkpinfo->backup_media_type));
1455 if (archiving_to_media) {
1456 sensibly_set_tmpdir_and_scratchdir(bkpinfo);
1457 }
1458 bkpinfo->cdrw_speed = (bkpinfo->backup_media_type == cdstream) ? 2 : 4;
1459 bkpinfo->compression_level =
1460 (bkpinfo->backup_media_type == cdstream) ? 1 : 5;
1461 bkpinfo->use_lzo =
1462 (bkpinfo->backup_media_type == cdstream) ? TRUE : FALSE;
1463
1464/*
1465 if (find_home_of_exe("star") && (!find_home_of_exe("afio") || find_home_of_exe("selinuxenabled")))
1466 {
1467 bkpinfo->use_star = FALSE;
1468 bkpinfo->use_lzo = FALSE;
1469 log_to_screen("Using star, not afio");
1470 if (!find_home_of_exe("afio"))
1471 { log_to_screen("...because afio not found"); }
1472 if (find_home_of_exe("selinuxenabled"))
1473 { log_to_screen("...because SELINUX found"); }
1474 }
1475*/
1476
1477 mvaddstr_and_log_it(2, 0, " ");
1478
1479// Find device's /dev (or SCSI) entry
1480 switch (bkpinfo->backup_media_type) {
1481 case cdr:
1482 case cdrw:
1483 case dvd:
1484 if (archiving_to_media) {
1485 if (bkpinfo->backup_media_type != dvd) {
1486 if (ask_me_yes_or_no
1487 (_("Is your computer a laptop, or does the CD writer incorporate BurnProof technology?")))
1488 {
1489 bkpinfo->manual_cd_tray = TRUE;
1490 }
1491 }
1492 if ((bkpinfo->compression_level =
1493 which_compression_level()) == -1) {
1494 log_to_screen(_("User has chosen not to backup the PC"));
1495 finish(1);
1496 }
1497 asprintf(&comment, _("What speed is your %s (re)writer?"),
1498 media_descriptor_string(bkpinfo->backup_media_type));
1499 if (bkpinfo->backup_media_type == dvd) {
1500 bkpinfo->media_device = find_dvd_device();
1501 asprintf(&tmp, "1");
1502 asprintf(&sz_size, "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
1503 log_msg(1, "Setting to DVD defaults");
1504 } else {
1505 paranoid_alloc(bkpinfo->media_device,VANILLA_SCSI_CDROM );
1506 asprintf(&tmp, "4");
1507 asprintf(&sz_size, "650");
1508 log_msg(1, "Setting to CD defaults");
1509 }
1510 if (bkpinfo->backup_media_type != dvd) {
1511 if (!popup_and_get_string(_("Speed"), comment, tmp)) {
1512 log_to_screen(_("User has chosen not to backup the PC"));
1513 finish(1);
1514 }
1515 }
1516 paranoid_free(comment);
1517
1518 bkpinfo->cdrw_speed = atoi(tmp); // if DVD then this shouldn't ever be used anyway :)
1519 paranoid_free(tmp);
1520
1521 asprintf(&comment,
1522 _("How much data (in Megabytes) will each %s store?"),
1523 media_descriptor_string(bkpinfo->backup_media_type));
1524
1525 if (!popup_and_get_string("Size", comment, sz_size)) {
1526 log_to_screen(_("User has chosen not to backup the PC"));
1527 finish(1);
1528 }
1529 paranoid_free(comment);
1530
1531 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1532 bkpinfo->media_size[i] = atoi(sz_size);
1533 }
1534 paranoid_free(sz_size);
1535
1536 if (bkpinfo->media_size[0] <= 0) {
1537 log_to_screen(_("User has chosen not to backup the PC"));
1538 finish(1);
1539 }
1540 }
1541 case cdstream:
1542 if (bkpinfo->disaster_recovery) {
1543 paranoid_alloc(bkpinfo->media_device, "/dev/cdrom");
1544 log_msg(2, "CD-ROM device assumed to be at %s",
1545 bkpinfo->media_device);
1546 } else if (bkpinfo->restore_data
1547 || bkpinfo->backup_media_type == dvd) {
1548 if (bkpinfo->media_device == NULL) {
1549 asprintf(&bkpinfo->media_device, "/dev/cdrom");
1550 } // just for the heck of it :)
1551 log_msg(1, "bkpinfo->media_device = %s",
1552 bkpinfo->media_device);
1553 if ((bkpinfo->backup_media_type == dvd)
1554 || ((tmp = find_cdrom_device(FALSE)) != NULL)) {
1555 paranoid_free(bkpinfo->media_device);
1556 bkpinfo->media_device = tmp;
1557 log_msg(1, "bkpinfo->media_device = %s",
1558 bkpinfo->media_device);
1559 asprintf(&comment,
1560 _("Please specify your %s drive's /dev entry"),
1561 media_descriptor_string(bkpinfo->
1562 backup_media_type));
1563 if (!popup_and_get_string
1564 (_("Device?"), comment, bkpinfo->media_device)) {
1565 log_to_screen(_("User has chosen not to backup the PC"));
1566 finish(1);
1567 }
1568 paranoid_free(comment);
1569 }
1570 log_msg(2, "%s device found at %s",
1571 media_descriptor_string(bkpinfo->backup_media_type),
1572 bkpinfo->media_device);
1573 } else {
1574 bkpinfo->media_device = find_cdrw_device();
1575 if (bkpinfo->media_device != NULL) {
1576 asprintf(&tmp,
1577 _("I think I've found your %s burner at SCSI node %s; am I right on the money? Say no if you have an IDE burner and you are running a 2.6 kernel. Instead, specify the IDE burner's /dev address at the next screen."),
1578 media_descriptor_string(bkpinfo->
1579 backup_media_type),
1580 bkpinfo->media_device);
1581 if (!ask_me_yes_or_no(tmp)) {
1582 paranoid_free(bkpinfo->media_device);
1583 }
1584 paranoid_free(tmp);
1585 } else {
1586 if (g_kernel_version < 2.6) {
1587 i = popup_and_get_string(_("Device node?"),
1588 _("What is the SCSI node of your CD (re)writer, please?"),
1589 bkpinfo->media_device);
1590 } else {
1591 i = popup_and_get_string(_("/dev entry?"),
1592 _("What is the /dev entry of your CD (re)writer, please?"),
1593 bkpinfo->media_device);
1594 }
1595 if (!i) {
1596 log_to_screen(_("User has chosen not to backup the PC"));
1597 finish(1);
1598 }
1599 }
1600 }
1601 if (bkpinfo->backup_media_type == cdstream) {
1602 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1603 bkpinfo->media_size[i] = 650;
1604 }
1605 }
1606 break;
1607 case udev:
1608 if (!ask_me_yes_or_no
1609 (_("This option is for advanced users only. Are you sure?"))) {
1610 log_to_screen(_("User has chosen not to backup the PC"));
1611 finish(1);
1612 }
1613 case tape:
1614
1615 paranoid_free(bkpinfo->media_device);
1616 if (find_tape_device_and_size(bkpinfo->media_device, sz_size)) {
1617 log_msg(3, _("Ok, using vanilla scsi tape."));
1618 paranoid_alloc(bkpinfo->media_device,VANILLA_SCSI_TAPE"0" );
1619 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1620 paranoid_fclose(fin);
1621 } else {
1622 paranoid_alloc(bkpinfo->media_device,"/dev/osst0");
1623 }
1624 }
1625 if (bkpinfo->media_device != NULL) {
1626 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1627 paranoid_fclose(fin);
1628 } else {
1629 if (does_file_exist("/tmp/mondo-restore.cfg")) {
1630 read_cfg_var("/tmp/mondo-restore.cfg", "media-dev",
1631 bkpinfo->media_device);
1632 }
1633 }
1634 asprintf(&tmp,
1635 _("I think I've found your tape streamer at %s; am I right on the money?"),
1636 bkpinfo->media_device);
1637 if (!ask_me_yes_or_no(tmp)) {
1638 paranoid_free(bkpinfo->media_device);
1639 }
1640 paranoid_free(tmp);
1641 }
1642 if (bkpinfo->media_device == NULL) {
1643 if (!popup_and_get_string
1644 (_("Device name?"),
1645 _("What is the /dev entry of your tape streamer?"),
1646 bkpinfo->media_device)) {
1647 log_to_screen(_("User has chosen not to backup the PC"));
1648 finish(1);
1649 }
1650 }
1651 asprintf(&tmp, "ls -l %s", bkpinfo->media_device);
1652 if (run_program_and_log_output(tmp, FALSE)) {
1653 log_to_screen(_("User has not specified a valid /dev entry"));
1654 finish(1);
1655 }
1656 paranoid_free(tmp);
1657 log_msg(4, "sz_size = %s", sz_size);
1658 paranoid_free(sz_size);
1659 bkpinfo->media_size[0] = 0;
1660 log_msg(4, "media_size[0] = %ld", bkpinfo->media_size[0]);
1661 if (bkpinfo->media_size[0] <= 0) {
1662 bkpinfo->media_size[0] = 0;
1663 }
1664 for (i = 1; i <= MAX_NOOF_MEDIA; i++) {
1665 bkpinfo->media_size[i] = bkpinfo->media_size[0];
1666 }
1667 if (archiving_to_media) {
1668 if ((bkpinfo->compression_level =
1669 which_compression_level()) == -1) {
1670 log_to_screen(_("User has chosen not to backup the PC"));
1671 finish(1);
1672 }
1673 }
1674 break;
1675
1676
1677
1678 case nfs:
1679 if (!bkpinfo->nfs_mount[0]) {
1680 strcpy(bkpinfo->nfs_mount,
1681 call_program_and_get_last_line_of_output
1682 ("mount | grep \":\" | cut -d' ' -f1 | head -n1"));
1683 }
1684#ifdef __FreeBSD__
1685 if (TRUE)
1686#else
1687 if (!bkpinfo->disaster_recovery)
1688#endif
1689 {
1690 if (!popup_and_get_string
1691 (_("NFS dir."),
1692 _("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.)"),
1693 bkpinfo->nfs_mount)) {
1694 log_to_screen(_("User has chosen not to backup the PC"));
1695 finish(1);
1696 }
1697 if (!bkpinfo->restore_data) {
1698 if ((bkpinfo->compression_level =
1699 which_compression_level()) == -1) {
1700 log_to_screen(_("User has chosen not to backup the PC"));
1701 finish(1);
1702 }
1703 }
1704 // check whether already mounted - we better remove
1705 // surrounding spaces and trailing '/' for this
1706 strip_spaces(bkpinfo->nfs_mount);
1707 if (bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] == '/')
1708 bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] = '\0';
1709 asprintf(&command, "mount | grep \"%s \" | cut -d' ' -f3",
1710 bkpinfo->nfs_mount);
1711 strcpy(bkpinfo->isodir,
1712 call_program_and_get_last_line_of_output(command));
1713 paranoid_free(command);
1714
1715 asprintf(&comment,
1716 _("How much data (in Megabytes) will each media store?"));
1717 if (!popup_and_get_string(_("Size"), comment, sz_size)) {
1718 log_to_screen(_("User has chosen not to backup the PC"));
1719 finish(1);
1720 }
1721 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1722 bkpinfo->media_size[i] = atoi(sz_size);
1723 }
1724 if (bkpinfo->media_size[0] <= 0) {
1725 log_to_screen(_("User has chosen not to backup the PC"));
1726 finish(1);
1727 }
1728 paranoid_free(comment);
1729 }
1730 if (bkpinfo->disaster_recovery) {
1731 system("umount /tmp/isodir 2> /dev/null");
1732 if (!popup_and_get_string
1733 (_("NFS share"), _("Which remote NFS share should I mount?"),
1734 bkpinfo->nfs_mount)) {
1735 log_to_screen(_("User has chosen not to backup the PC"));
1736 finish(1);
1737 }
1738 }
1739 if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1740 sprintf(bkpinfo->isodir, "/tmp/isodir.mondo.%d",
1741 (int) (random() % 32768));
1742 asprintf(&command, "mkdir -p %s", bkpinfo->isodir);
1743 run_program_and_log_output(command, 5);
1744 paranoid_free(command);
1745
1746 asprintf(&tmp, "mount -t nfs -o nolock %s %s", bkpinfo->nfs_mount,
1747 bkpinfo->isodir);
1748 run_program_and_log_output(tmp, 5);
1749 paranoid_free(tmp);
1750 malloc_string(g_selfmounted_isodir);
1751 strcpy(g_selfmounted_isodir, bkpinfo->isodir);
1752 }
1753 if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1754 popup_and_OK
1755 (_("Please mount that partition before you try to backup to or restore from it."));
1756 finish(1);
1757 }
1758 if (!popup_and_get_string
1759 (_("Directory"), _("Which directory within that mountpoint?"),bkpinfo->nfs_remote_dir)) {
1760 log_to_screen(_("User has chosen not to backup the PC"));
1761 finish(1);
1762 }
1763
1764 asprintf(&command, "echo hi > '%s/%s/.dummy.txt'", bkpinfo->isodir,
1765 bkpinfo->nfs_remote_dir);
1766 while (run_program_and_log_output(command, FALSE)) {
1767 asprintf(&prompt,
1768 _("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."),
1769 bkpinfo->nfs_remote_dir, bkpinfo->isodir);
1770 if (!popup_and_get_string
1771 (_("Directory"), prompt, bkpinfo->nfs_remote_dir)) {
1772 log_to_screen(_("User has chosen not to backup the PC"));
1773 finish(1);
1774 }
1775 paranoid_free(prompt);
1776
1777 paranoid_free(command);
1778 asprintf(&command, "echo hi > %s/%s/.dummy.txt",
1779 bkpinfo->isodir, bkpinfo->nfs_remote_dir);
1780 }
1781 paranoid_free(command);
1782
1783 if (!popup_and_get_string
1784 (_("Prefix."),
1785 _("Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files"),
1786 bkpinfo->prefix)) {
1787 log_to_screen(_("User has chosen not to backup the PC"));
1788 finish(1);
1789 }
1790 log_msg(3, "prefix set to %s", bkpinfo->prefix);
1791
1792 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1793 bkpinfo->media_size[i] = 650;
1794 }
1795 log_msg(3, "Just set nfs_remote_dir to %s",
1796 bkpinfo->nfs_remote_dir);
1797 log_msg(3, "isodir is still %s", bkpinfo->isodir);
1798 break;
1799
1800 case iso:
1801 if (!bkpinfo->disaster_recovery) {
1802 if (!popup_and_get_string
1803 (_("Storage dir."),
1804 _("Please enter the full path that contains your ISO images. Example: /mnt/raid0_0"),
1805 bkpinfo->isodir)) {
1806 log_to_screen(_("User has chosen not to backup the PC"));
1807 finish(1);
1808 }
1809 if (archiving_to_media) {
1810 if ((bkpinfo->compression_level =
1811 which_compression_level()) == -1) {
1812 log_to_screen(_("User has chosen not to backup the PC"));
1813 finish(1);
1814 }
1815 if (!popup_and_get_string
1816 (_("ISO size."),
1817 _("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)) {
1818 log_to_screen(_("User has chosen not to backup the PC"));
1819 finish(1);
1820 }
1821 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1822 bkpinfo->media_size[i] = atoi(sz_size);
1823 }
1824 paranoid_free(sz_size);
1825
1826 if (!popup_and_get_string
1827 (_("Prefix."),
1828 _("Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files"),
1829 bkpinfo->prefix)) {
1830 log_to_screen("User has chosen not to backup the PC");
1831 finish(1);
1832 }
1833 log_msg(3, "prefix set to %s", bkpinfo->prefix);
1834 } else {
1835 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1836 bkpinfo->media_size[i] = 650;
1837 }
1838 }
1839 }
1840 break;
1841 default:
1842 fatal_error
1843 ("I, Mojo Jojo, shall defeat those pesky Powerpuff Girls!");
1844 }
1845 if (archiving_to_media) {
1846
1847#ifdef __FreeBSD__
1848 bkpinfo->boot_device = call_program_and_get_last_line_of_output
1849 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/\\([0-9]\\).*/\\1/'"));
1850#else
1851 bkpinfo->boot_device = call_program_and_get_last_line_of_output
1852 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/[0-9].*//'"));
1853#endif
1854 i = which_boot_loader(bkpinfo->boot_device);
1855 if (i == 'U') // unknown
1856 {
1857
1858#ifdef __FreeBSD__
1859 if (!popup_and_get_string
1860 (_("Boot device"),
1861 _("What is your boot device? (e.g. /dev/ad0)"),
1862 bkpinfo->boot_device)) {
1863 log_to_screen(_("User has chosen not to backup the PC"));
1864 finish(1);
1865 }
1866 i = which_boot_loader(bkpinfo->boot_device);
1867#else
1868 if (!popup_and_get_string
1869 (_("Boot device"),
1870 _("What is your boot device? (e.g. /dev/hda)"),
1871 bkpinfo->boot_device)) {
1872 log_to_screen(_("User has chosen not to backup the PC"));
1873 finish(1);
1874 }
1875 if (does_string_exist_in_boot_block
1876 (bkpinfo->boot_device, "LILO")) {
1877 i = 'L';
1878 } else
1879 if (does_string_exist_in_boot_block
1880 (bkpinfo->boot_device, "ELILO")) {
1881 i = 'E';
1882 } else
1883 if (does_string_exist_in_boot_block
1884 (bkpinfo->boot_device, "GRUB")) {
1885 i = 'G';
1886 } else {
1887 i = 'U';
1888 }
1889#endif
1890 if (i == 'U') {
1891 if (ask_me_yes_or_no
1892 (_("Unidentified boot loader. Shall I restore it byte-for-byte at restore time and hope for the best?")))
1893 {
1894 i = 'R'; // raw
1895 } else {
1896 log_to_screen
1897 (_("I cannot find your boot loader. Please run mondoarchive with parameters."));
1898 finish(1);
1899 }
1900 }
1901 }
1902 bkpinfo->boot_loader = i;
1903 asprintf(&bkpinfo->include_paths, "/");
1904 if (!popup_and_get_string
1905 (_("Backup paths"),
1906 _("Please enter paths which you want me to backup. The default is '/' (i.e. everything)."),
1907 bkpinfo->include_paths)) {
1908 log_to_screen(_("User has chosen not to backup the PC"));
1909 finish(1);
1910 }
1911
1912 tmp = list_of_NFS_mounts_only();
1913 if (strlen(tmp) > 2) {
1914 if (bkpinfo->exclude_paths != NULL) {
1915 tmp1 = bkpinfo->exclude_paths;
1916 asprintf(&bkpinfo->exclude_paths, "%s %s", tmp1, tmp);
1917 paranoid_free(tmp1);
1918 } else {
1919 bkpinfo->exclude_paths = tmp;
1920 }
1921 }
1922 paranoid_free(tmp);
1923// NTFS
1924 tmp = call_program_and_get_last_line_of_output
1925 ("parted2fdisk -l | grep -i ntfs | awk '{ print $1};' | tr -s '\\n' ' ' | awk '{ print $0};'");
1926 if (strlen(tmp) > 2) {
1927 if (!popup_and_get_string
1928 (_("NTFS partitions"),
1929 _("Please enter/confirm the NTFS partitions you wish to backup as well."),
1930 tmp1)) {
1931 log_to_screen(_("User has chosen not to backup the PC"));
1932 finish(1);
1933 }
1934 if (bkpinfo->image_devs != NULL) {
1935 tmp2 = bkpinfo->image_devs;
1936 asprintf(&bkpinfo->image_devs, "%s %s", tmp2, tmp1);
1937 paranoid_free(tmp2);
1938 } else {
1939 bkpinfo->image_devs = tmp1;
1940 }
1941 paranoid_free(tmp1);
1942 }
1943 paranoid_free(tmp);
1944
1945 if (!popup_and_get_string
1946 (_("Exclude paths"),
1947 _("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."),
1948 bkpinfo->exclude_paths)) {
1949 log_to_screen(_("User has chosen not to backup the PC"));
1950 finish(1);
1951 }
1952 bkpinfo->make_cd_use_lilo = FALSE;
1953 bkpinfo->backup_data = TRUE;
1954 bkpinfo->verify_data =
1955 ask_me_yes_or_no
1956 (_("Will you want to verify your backups after Mondo has created them?"));
1957
1958#ifndef __FreeBSD__
1959 if (!ask_me_yes_or_no
1960 (_("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."))){
1961 paranoid_alloc(bkpinfo->kernel_path, "FAILSAFE");
1962 }
1963#endif
1964
1965 if (!ask_me_yes_or_no
1966 (_("Are you sure you want to proceed? Hit 'no' to abort."))) {
1967 log_to_screen(_("User has chosen not to backup the PC"));
1968 finish(1);
1969 }
1970 } else {
1971 bkpinfo->restore_data = TRUE; // probably...
1972 }
1973
1974 if (bkpinfo->backup_media_type == iso
1975 || bkpinfo->backup_media_type == nfs) {
1976 g_ISO_restore_mode = TRUE;
1977 }
1978#ifdef __FreeSD__
1979// skip
1980#else
1981 if (bkpinfo->backup_media_type == nfs) {
1982 log_msg(3, "I think the NFS mount is mounted at %s",
1983 bkpinfo->isodir);
1984 }
1985 log_it("isodir = %s", bkpinfo->isodir);
1986 log_it("nfs_mount = '%s'", bkpinfo->nfs_mount);
1987#endif
1988
1989 log_it("media device = %s", bkpinfo->media_device);
1990 log_it("media size = %ld", bkpinfo->media_size[1]);
1991 log_it("media type = %s",
1992 bkptype_to_string(bkpinfo->backup_media_type));
1993 log_it("prefix = %s", bkpinfo->prefix);
1994 log_it("compression = %ld", bkpinfo->compression_level);
1995 log_it("include_paths = '%s'", bkpinfo->include_paths);
1996 log_it("exclude_paths = '%s'", bkpinfo->exclude_paths);
1997 log_it("scratchdir = '%s'", bkpinfo->scratchdir);
1998 log_it("tmpdir = '%s'", bkpinfo->tmpdir);
1999 log_it("boot_device = '%s' (loader=%c)", bkpinfo->boot_device,
2000 bkpinfo->boot_loader);
2001 log_it("prefix = %s", bkpinfo->prefix);
2002 if (bkpinfo->media_size[0] < 0) {
2003 if (archiving_to_media) {
2004 fatal_error("Media size is less than zero.");
2005 } else {
2006 log_msg(2, "Warning - media size is less than zero.");
2007 bkpinfo->media_size[0] = 0;
2008 }
2009 }
2010 return (0);
2011}
2012
2013
2014/**
2015 * Get a space-separated list of NFS mounts.
2016 * @return The list created.
2017 * @note The return value should be freed by caller
2018 * @bug Even though we only want the mounts, the devices are still checked.
2019 */
2020char *list_of_NFS_mounts_only(void)
2021{
2022 return(call_program_and_get_last_line_of_output
2023 ("mount -t coda,ncpfs,nfs,smbfs,cifs,mvfs | tr -s '\t' ' ' | cut -d' ' -f3 | tr -s '\n' ' ' | awk '{print $0;}'"));
2024 /* BERLIOS : Useless
2025 asprintf(&exclude_these_devices,
2026 call_program_and_get_last_line_of_output
2027 ("tr -s '\t' ' ' < /etc/fstab | grep -E '( (coda|ncpfs|nfs|smbfs|cifs|mvfs) )' | cut -d' ' -f1 | tr -s '\n' ' ' | awk '{print $0;}'"));
2028 */
2029}
2030
2031
2032/* @} - end of utilityGroup */
2033
2034/**
2035 * Create a randomly-named FIFO. The format is @p stub "." [random] [random] where
2036 * [random] is a random number between 1 and 32767.
2037 * @param store_name_here Where to store the new filename.
2038 * @param stub A random number will be appended to this to make the FIFO's name.
2039 * @ingroup deviceGroup
2040 */
2041void make_fifo(char *store_name_here, char *stub)
2042{
2043 char *tmp;
2044
2045 assert_string_is_neither_NULL_nor_zerolength(stub);
2046
2047 sprintf(store_name_here, "%s%d%d", stub, (int) (random() % 32768),
2048 (int) (random() % 32768));
2049 make_hole_for_file(store_name_here);
2050 mkfifo(store_name_here, S_IRWXU | S_IRWXG);
2051 asprintf(&tmp, "chmod 770 %s", store_name_here);
2052 paranoid_system(tmp);
2053 paranoid_free(tmp);
2054}
2055
2056
2057/**
2058 * Set the tmpdir and scratchdir to reside on the partition with the most free space.
2059 * Automatically excludes DOS, NTFS, SMB, and NFS filesystems.
2060 * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir and @c bkpinfo->scratchdir will be set.
2061 * @ingroup utilityGroup
2062 */
2063void sensibly_set_tmpdir_and_scratchdir(struct s_bkpinfo *bkpinfo)
2064{
2065 char *tmp = NULL;
2066 char *command = NULL;
2067 char *sz = NULL;
2068 int i = 0;
2069
2070 assert(bkpinfo != NULL);
2071
2072#ifdef __FreeBSD__
2073 tmp = call_program_and_get_last_line_of_output
2074 ("df -m -P -t nonfs,msdosfs,ntfs,smbfs,smb,cifs,mvfs | tr -s '\t' ' ' | grep -vE \"none|Filesystem\" | awk '{printf \"%s %s\\n\", $4, $6;}' | sort -n | tail -n1 | awk '{print $NF;}'");
2075#else
2076 tmp = call_program_and_get_last_line_of_output
2077 ("df -m -P -x nfs -x vfat -x ntfs -x smbfs -x smb -x cifs -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;}'");
2078#endif
2079
2080 if (tmp[0] != '/') {
2081 asprintf(&sz, "/%s", tmp);
2082 paranoid_free(tmp);
2083 tmp = sz;
2084 }
2085 if (!tmp[0]) {
2086 fatal_error("I couldn't figure out the tempdir!");
2087 }
2088 i = (int) (random() % 32768);
2089 asprintf(&bkpinfo->tmpdir, "%s/mondo.tmp.%d", tmp, i);
2090 log_it("bkpinfo->tmpdir is being set to %s", bkpinfo->tmpdir);
2091
2092 asprintf(&bkpinfo->scratchdir, "%s/mondo.scratch.%d", tmp, i);
2093 log_it("bkpinfo->scratchdir is being set to %s", bkpinfo->scratchdir);
2094
2095 asprintf(&g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
2096 bkpinfo->scratchdir);
2097
2098 asprintf(&command, "rm -Rf %s/mondo.tmp.* %s/mondo.scratch.*", tmp, tmp);
2099 paranoid_free(tmp);
2100
2101 paranoid_system(command);
2102 paranoid_free(command);
2103}
2104
2105
2106/**
2107 * @addtogroup deviceGroup
2108 * @{
2109 */
2110/**
2111 * If we can read @p dev, set @p output to it.
2112 * If @p dev cannot be read, set @p output to "".
2113 * @param dev The device to check for.
2114 * @param output Set to @p dev if @p dev exists, NULL otherwise. Needs to be freed by caller
2115 * @return TRUE if @p dev exists, FALSE if it doesn't.
2116 */
2117bool set_dev_to_this_if_rx_OK(char *output, char *dev)
2118{
2119 char *command;
2120
2121 paranoid_free(output);
2122 if (!dev || dev[0] == '\0') {
2123 return (FALSE);
2124 }
2125 log_msg(10, "Injecting %s", dev);
2126 inject_device(dev);
2127 if (!does_file_exist(dev)) {
2128 log_msg(10, "%s doesn't exist. Returning FALSE.", dev);
2129 return (FALSE);
2130 }
2131 asprintf(&command, "dd bs=%ld count=1 if=%s of=/dev/null &> /dev/null",
2132 512L, dev);
2133 if (!run_program_and_log_output(command, FALSE)
2134 && !run_program_and_log_output(command, FALSE)) {
2135 asprintf(&output, dev);
2136 log_msg(4, "Found it - %s", dev);
2137 paranoid_free(command);
2138 return (TRUE);
2139 } else {
2140 log_msg(4, "It's not %s", dev);
2141 paranoid_free(command);
2142 return (FALSE);
2143 }
2144}
2145
2146
2147/**
2148 * Find out what number CD is in the drive.
2149 * @param bkpinfo The backup information structure. The @c bkpinfo->media_device field is the only one used.
2150 * @return The current CD number, or -1 if it could not be found.
2151 * @note If the CD is not mounted, it will be mounted
2152 * (and remain mounted after this function returns).
2153 */
2154int what_number_cd_is_this(struct s_bkpinfo *bkpinfo)
2155{
2156 int cd_number = -1;
2157 char *mountdev = NULL;
2158 char *tmp = NULL;
2159 char *tmp1 = NULL;
2160
2161 assert(bkpinfo != NULL);
2162 if (g_ISO_restore_mode) {
2163 asprintf(&tmp, "mount | grep iso9660 | awk '{print $3;}'");
2164
2165 tmp1 = call_program_and_get_last_line_of_output(tmp);
2166 paranoid_free(tmp);
2167
2168 asprintf(&mountdev, "%s/archives/THIS-CD-NUMBER", tmp1);
2169 paranoid_free(tmp1);
2170
2171 tmp = last_line_of_file(mountdev);
2172 cd_number = atoi(tmp);
2173 paranoid_free(mountdev);
2174 paranoid_free(tmp);
2175
2176 return (cd_number);
2177 }
2178
2179 if (bkpinfo->media_device == NULL) {
2180 log_it
2181 ("(what_number_cd_is_this) Warning - media_device unknown. Finding out...");
2182 bkpinfo->media_device = find_cdrom_device(FALSE);
2183 }
2184 if (!is_this_device_mounted(MNT_CDROM)) {
2185 (void)mount_CDROM_here(bkpinfo->media_device, MNT_CDROM);
2186 }
2187 tmp = last_line_of_file(MNT_CDROM "/archives/THIS-CD-NUMBER");
2188 cd_number = atoi(tmp);
2189 paranoid_free(tmp);
2190 return (cd_number);
2191}
2192
2193
2194/**
2195 * Find out what device is mounted as root (/).
2196 * @return Root device.
2197 * @note The returned string points to static storage and will be overwritten with every call.
2198 * @bug A bit of a misnomer; it's actually finding out the root device.
2199 * The mountpoint (where it's mounted) will obviously be '/'.
2200 */
2201char *where_is_root_mounted()
2202{
2203 char *tmp;
2204
2205#ifdef __FreeBSD__
2206 tmp = call_program_and_get_last_line_of_output
2207 ("mount | grep \" on / \" | cut -d' ' -f1");
2208#else
2209 tmp = call_program_and_get_last_line_of_output
2210 ("mount | grep \" on / \" | cut -d' ' -f1 | sed s/[0-9]// | sed s/[0-9]//");
2211 if (strstr(tmp, "/dev/cciss/")) {
2212 paranoid_free(tmp);
2213 tmp = call_program_and_get_last_line_of_output
2214 ("mount | grep \" on / \" | cut -d' ' -f1 | cut -dp -f1");
2215 }
2216 if (strstr(tmp, "/dev/md")) {
2217 paranoid_free(tmp);
2218 tmp = call_program_and_get_last_line_of_output
2219 ("mount | grep \" on / \" | cut -d' ' -f1");
2220 }
2221#endif
2222
2223 return (tmp);
2224}
2225
2226
2227/**
2228 * Find out which boot loader is in use.
2229 * @param which_device Device to look for the boot loader on.
2230 * @return 'L' for LILO, 'E'for ELILO, 'G' for GRUB, 'B' or 'D' for FreeBSD boot loaders, or 'U' for Unknown.
2231 * @note Under Linux, all drives are examined, not just @p which_device.
2232 */
2233#ifdef __FreeBSD__
2234char which_boot_loader(char *which_device)
2235{
2236 int count_lilos = 0;
2237 int count_grubs = 0;
2238 int count_boot0s = 0;
2239 int count_dangerouslydedicated = 0;
2240
2241 log_it("looking at drive %s's MBR", which_device);
2242 if (does_string_exist_in_boot_block(which_device, "GRUB")) {
2243 count_grubs++;
2244 }
2245 if (does_string_exist_in_boot_block(which_device, "LILO")) {
2246 count_lilos++;
2247 }
2248 if (does_string_exist_in_boot_block(which_device, "Drive")) {
2249 count_boot0s++;
2250 }
2251 if (does_string_exist_in_first_N_blocks
2252 (which_device, "FreeBSD/i386", 17)) {
2253 count_dangerouslydedicated++;
2254 }
2255 log_it("%d grubs and %d lilos and %d elilos and %d boot0s and %d DD\n",
2256 count_grubs, count_lilos, count_elilos, count_boot0s,
2257 count_dangerouslydedicated);
2258
2259 if (count_grubs && !count_lilos) {
2260 return ('G');
2261 } else if (count_lilos && !count_grubs) {
2262 return ('L');
2263 } else if (count_grubs == 1 && count_lilos == 1) {
2264 log_it("I'll bet you used to use LILO but switched to GRUB...");
2265 return ('G');
2266 } else if (count_boot0s == 1) {
2267 return ('B');
2268 } else if (count_dangerouslydedicated) {
2269 return ('D');
2270 } else {
2271 log_it("Unknown boot loader");
2272 return ('U');
2273 }
2274}
2275
2276#else
2277
2278char which_boot_loader(char *which_device)
2279{
2280 /*@ buffer ***************************************************** */
2281 char *list_drives_cmd;
2282 char *current_drive = NULL;
2283
2284 /*@ pointers *************************************************** */
2285 FILE *pdrives;
2286
2287 /*@ int ******************************************************** */
2288 int count_lilos = 0;
2289 int count_grubs = 0;
2290 size_t n = 0;
2291
2292 /*@ end vars *************************************************** */
2293
2294#ifdef __IA64__
2295 /* No choice for it */
2296 return ('E');
2297#endif
2298 assert(which_device != NULL);
2299 asprintf(&list_drives_cmd,
2300 "parted2fdisk -l 2>/dev/null | grep \"/dev/.*:\" | tr -s ':' ' ' | tr -s ' ' '\n' | grep /dev/; echo %s",
2301 where_is_root_mounted());
2302 log_it("list_drives_cmd = %s", list_drives_cmd);
2303
2304 if (!(pdrives = popen(list_drives_cmd, "r"))) {
2305 log_OS_error("Unable to open list of drives");
2306 paranoid_free(list_drives_cmd);
2307 return ('\0');
2308 }
2309 paranoid_free(list_drives_cmd);
2310
2311 for (getline(&current_drive, &n, pdrives); !feof(pdrives);
2312 getline(&current_drive, &n, pdrives)) {
2313 strip_spaces(current_drive);
2314 log_it("looking at drive %s's MBR", current_drive);
2315 if (does_string_exist_in_boot_block(current_drive, "GRUB")) {
2316 count_grubs++;
2317 strcpy(which_device, current_drive);
2318 break;
2319 }
2320 if (does_string_exist_in_boot_block(current_drive, "LILO")) {
2321 count_lilos++;
2322 strcpy(which_device, current_drive);
2323 break;
2324 }
2325 }
2326 paranoid_free(current_drive);
2327
2328 if (pclose(pdrives)) {
2329 log_OS_error("Cannot pclose pdrives");
2330 }
2331 log_it("%d grubs and %d lilos\n", count_grubs, count_lilos);
2332 if (count_grubs && !count_lilos) {
2333 return ('G');
2334 } else if (count_lilos && !count_grubs) {
2335 return ('L');
2336 } else if (count_grubs == 1 && count_lilos == 1) {
2337 log_it("I'll bet you used to use LILO but switched to GRUB...");
2338 return ('G');
2339 } else {
2340 log_it("Unknown boot loader");
2341 return ('U');
2342 }
2343}
2344#endif
2345
2346
2347/**
2348 * Write zeroes over the first 16K of @p device.
2349 * @param device The device to zero.
2350 * @return 0 for success, 1 for failure.
2351 */
2352int zero_out_a_device(char *device)
2353{
2354 FILE *fout;
2355 int i;
2356
2357 assert_string_is_neither_NULL_nor_zerolength(device);
2358
2359 log_it("Zeroing drive %s", device);
2360 if (!(fout = fopen(device, "w"))) {
2361 log_OS_error("Unable to open/write to device");
2362 return (1);
2363 }
2364 for (i = 0; i < 16384; i++) {
2365 fputc('\0', fout);
2366 }
2367 paranoid_fclose(fout);
2368 log_it("Device successfully zeroed.");
2369 return (0);
2370}
2371
2372
2373/**
2374 * Return the device pointed to by @p incoming.
2375 * @param incoming The device to resolve symlinks for.
2376 * @return The path to the real device file.
2377 * @note The returned string points to a storage that need to be freed by the caller
2378 * @bug Won't work with file v4.0; needs to be written in C.
2379 */
2380char *resolve_softlinks_to_get_to_actual_device_file(char *incoming)
2381{
2382 char *output = NULL;
2383 char *command = NULL;
2384 char *curr_fname = NULL;
2385 char *scratch = NULL;
2386 char *tmp = NULL;
2387 char *p = NULL;
2388
2389 struct stat statbuf;
2390 if (!does_file_exist(incoming)) {
2391 log_it
2392 ("resolve_softlinks_to_get_to_actual_device_file --- device not found");
2393 asprintf(&output, incoming);
2394 } else {
2395 asprintf(&curr_fname, incoming);
2396 lstat(curr_fname, &statbuf);
2397 while (S_ISLNK(statbuf.st_mode)) {
2398 log_msg(1, "curr_fname = %s", curr_fname);
2399 asprintf(&command, "file %s", curr_fname);
2400 tmp = call_program_and_get_last_line_of_output(command);
2401 paranoid_free(command);
2402
2403 for (p = tmp + strlen(tmp); p != tmp && *p != '`' && *p != ' ';
2404 p--);
2405 p++;
2406 asprintf(&scratch, p);
2407 for (p = scratch; *p != '\0' && *p != '\''; p++);
2408 *p = '\0';
2409 log_msg(0, "curr_fname %s --> '%s' --> %s", curr_fname, tmp, scratch);
2410 paranoid_free(tmp);
2411
2412 if (scratch[0] == '/') {
2413 paranoid_free(curr_fname);
2414 asprintf(&curr_fname, scratch); // copy whole thing because it's an absolute softlink
2415 } else { // copy over the basename cos it's a relative softlink
2416 p = curr_fname + strlen(curr_fname);
2417 while (p != curr_fname && *p != '/') {
2418 p--;
2419 }
2420 if (*p == '/') {
2421 p++;
2422 }
2423 *p = '\0';
2424 asprintf(&tmp, "%s%s", curr_fname, scratch);
2425 paranoid_free(curr_fname);
2426 curr_fname = tmp;
2427 }
2428 paranoid_free(scratch);
2429 lstat(curr_fname, &statbuf);
2430 }
2431 asprintf(&output, curr_fname);
2432 log_it("resolved %s to %s", incoming, output);
2433 paranoid_free(curr_fname);
2434 }
2435 return (output);
2436}
2437
2438/* @} - end of deviceGroup */
2439
2440
2441/**
2442 * Return the type of partition format (GPT or MBR)
2443 * Caller needs to free the return value
2444 */
2445char *which_partition_format(const char *drive)
2446{
2447 char *output = NULL;
2448 char *tmp = NULL;
2449 char *command = NULL;
2450 char *fdisk = NULL;
2451
2452 log_msg(0, "Looking for partition table format type");
2453 asprintf(&fdisk, "/sbin/parted2fdisk");
2454 log_msg(1, "Using %s", fdisk);
2455 asprintf(&command, "%s -l %s | grep 'EFI GPT'", fdisk, drive);
2456 paranoid_free(fdisk);
2457
2458 tmp = call_program_and_get_last_line_of_output(command);
2459 paranoid_free(command);
2460
2461 if (strstr(tmp, "GPT") == NULL) {
2462 asprintf(&output, "MBR");
2463 } else {
2464 asprintf(&output, "GPT");
2465 }
2466 paranoid_free(tmp);
2467 log_msg(0, "Found %s partition table format type", output);
2468 return (output);
2469}
2470
2471/* @} - end of deviceGroup */
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