source: MondoRescue/branches/2.2.9/mondo/src/common/libmondo-devices.c@ 2214

Last change on this file since 2214 was 2214, checked in by Bruno Cornec, 15 years ago

r3094@localhost: bruno | 2009-06-03 17:25:25 +0200

Replaces strcpy in 5 source where no other impact by mr_asprintf. Improves quality report
  • Property svn:keywords set to Id
File size: 69.9 KB
Line 
1/* libmondo-devices.c Subroutines for handling devices
2 $Id: libmondo-devices.c 2214 2009-06-03 17:10:28Z bruno $
3*/
4
5/**
6 * @file
7 * Functions to handle interactions with backup devices.
8 */
9
10#include "my-stuff.h"
11#include "mr_mem.h"
12#include "mondostructures.h"
13#include "libmondo-files-EXT.h"
14#include "libmondo-devices.h"
15#include "lib-common-externs.h"
16#include "libmondo-string-EXT.h"
17#include "libmondo-tools-EXT.h"
18#include "libmondo-gui-EXT.h"
19#include "libmondo-fork-EXT.h"
20#include "libmondo-stream-EXT.h"
21
22#include <sys/types.h>
23#ifdef __FreeBSD__
24#define DKTYPENAMES
25#define FSTYPENAMES
26#include <sys/disklabel.h>
27#include <sys/disk.h>
28#elif linux
29#define u64 unsigned long long
30#include <linux/fs.h> /* for BLKGETSIZE64 */
31#include <linux/hdreg.h>
32#endif
33
34/*@unused@*/
35//static char cvsid[] = "$Id: libmondo-devices.c 2214 2009-06-03 17:10:28Z bruno $";
36
37extern int g_current_media_number;
38extern double g_kernel_version;
39
40extern bool g_ISO_restore_mode;
41extern char *g_selfmounted_isodir;
42extern char *MONDO_LOGFILE;
43
44extern void setup_tmpdir(char *path);
45
46static char g_cdrw_drive_is_here[MAX_STR_LEN / 4] = "";
47static char g_cdrom_drive_is_here[MAX_STR_LEN / 4] = "";
48static char g_dvd_drive_is_here[MAX_STR_LEN / 4] = "";
49
50
51/**
52 * ????? @bug ?????
53 * @ingroup globalGroup
54 */
55bool g_restoring_live_from_cd = FALSE;
56bool g_restoring_live_from_nfs = FALSE;
57
58extern t_bkptype g_backup_media_type; // set by main()
59
60/* Reference to global bkpinfo */
61extern struct s_bkpinfo *bkpinfo;
62
63
64
65
66void set_g_cdrom_and_g_dvd_to_bkpinfo_value()
67{
68 strcpy(g_cdrom_drive_is_here, bkpinfo->media_device); // just in case
69 strcpy(g_dvd_drive_is_here, bkpinfo->media_device); // just in case
70}
71
72
73
74/**
75 * Retract all CD trays and wait for autorun to complete.
76 * @ingroup deviceGroup
77 */
78void retract_CD_tray_and_defeat_autorun(void)
79{
80// log_it("rctada: Retracting all CD trays", __LINE__);
81 if (strlen(g_cdrom_drive_is_here) > 0) {
82 inject_device(g_cdrom_drive_is_here);
83 }
84 if (strlen(g_dvd_drive_is_here) > 0) {
85 inject_device(g_dvd_drive_is_here);
86 }
87 if (strlen(g_cdrw_drive_is_here) > 0) {
88 inject_device(g_cdrw_drive_is_here);
89 }
90// log_it("rctada: killing autorun");
91// run_program_and_log_output("killall autorun", TRUE);
92 if (!run_program_and_log_output("ps | grep autorun | grep -v grep", 5)) {
93 log_it("autorun detected; sleeping for 2 seconds");
94 sleep(2);
95 }
96 log_it("rctada: Unmounting all CD drives", __LINE__);
97 run_program_and_log_output("umount /dev/cdr* /dev/dvd*", 5);
98}
99
100
101
102/**
103 * Determine whether we're booted off a ramdisk.
104 * @return @c TRUE (we are) or @c FALSE (we aren't).
105 * @ingroup utilityGroup
106 */
107bool am_I_in_disaster_recovery_mode(void)
108{
109 char *tmp = NULL;
110 char *comment;
111 bool is_this_a_ramdisk = FALSE;
112
113 malloc_string(comment);
114 mr_asprintf(&tmp, "%s", where_is_root_mounted());
115 sprintf(comment, "root is mounted at %s\n", tmp);
116 log_msg(0, comment);
117 log_msg(0,
118 "No, Schlomo, that doesn't mean %s is the root partition. It's just a debugging message. Relax. It's part of am_I_in_disaster_recovery_mode().",
119 tmp);
120
121#ifdef __FreeBSD__
122 if (strstr(tmp, "/dev/md")) {
123 is_this_a_ramdisk = TRUE;
124 }
125#else
126 if (!strncmp(tmp, "/dev/ram", 8)
127 || (!strncmp(tmp, "/dev/rd", 7) && !strcmp(tmp, "/dev/rd/")
128 && strncmp(tmp, "/dev/rd/cd", 10)) || strstr(tmp, "rootfs")
129 || !strcmp(tmp, "/dev/root")) {
130 is_this_a_ramdisk = TRUE;
131 } else {
132 is_this_a_ramdisk = FALSE;
133 }
134#endif
135 mr_free(tmp);
136
137 if (is_this_a_ramdisk) {
138 if (!does_file_exist("/THIS-IS-A-RAMDISK")) {
139 log_to_screen
140 ("Using /dev/root is stupid of you but I'll forgive you.");
141 is_this_a_ramdisk = FALSE;
142 }
143 }
144 if (does_file_exist("/THIS-IS-A-RAMDISK")) {
145 is_this_a_ramdisk = TRUE;
146 }
147 paranoid_free(comment);
148 log_msg(1, "Is this a ramdisk? result = %d", is_this_a_ramdisk);
149 return (is_this_a_ramdisk);
150}
151
152
153
154
155
156/**
157 * Turn @c bkpinfo->backup_media_type into a human-readable string.
158 * @return The human readable string (e.g. @c cdr becomes <tt>"cdr"</tt>).
159 * @note The returned string points to static storage that will be overwritten with each call.
160 * @ingroup stringGroup
161 */
162static char *bkptype_to_string(t_bkptype bt)
163{
164 static char output[MAX_STR_LEN / 4];
165 switch (bt) {
166 case none:
167 strcpy(output, "none");
168 break;
169 case iso:
170 strcpy(output, "iso");
171 break;
172 case cdr:
173 strcpy(output, "cdr");
174 break;
175 case cdrw:
176 strcpy(output, "cdrw");
177 break;
178 case cdstream:
179 strcpy(output, "cdstream");
180 break;
181 case nfs:
182 strcpy(output, "nfs");
183 break;
184 case tape:
185 strcpy(output, "tape");
186 break;
187 case udev:
188 strcpy(output, "udev");
189 break;
190 case usb:
191 strcpy(output, "usb");
192 break;
193 default:
194 strcpy(output, "default");
195 }
196 return (output);
197}
198
199
200
201/**
202 * @addtogroup deviceGroup
203 * @{
204 */
205/**
206 * Eject the tray of the specified CD device.
207 * @param dev The device to eject.
208 * @return the return value of the @c eject command. (0=success, nonzero=failure)
209 */
210int eject_device(char *dev)
211{
212 char *command;
213 int res1 = 0, res2 = 0;
214
215 malloc_string(command);
216
217 if (IS_THIS_A_STREAMING_BACKUP(g_backup_media_type)
218 && g_backup_media_type != udev) {
219 sprintf(command, "mt -f %s offline", dev);
220 res1 = run_program_and_log_output(command, 1);
221 } else {
222 res1 = 0;
223 }
224
225#ifdef __FreeBSD__
226 if (strstr(dev, "acd")) {
227 sprintf(command, "cdcontrol -f %s eject", dev);
228 } else {
229 sprintf(command, "camcontrol eject `echo %s | sed 's|/dev/||'`",
230 dev);
231 }
232#else
233 sprintf(command, "eject %s", dev);
234#endif
235
236 log_msg(3, "Ejecting %s", dev);
237 res2 = run_program_and_log_output(command, 1);
238 paranoid_free(command);
239 if (res1 && res2) {
240 return (1);
241 } else {
242 return (0);
243 }
244}
245
246/**
247 * Load (inject) the tray of the specified CD device.
248 * @param dev The device to load/inject.
249 * @return 0 for success, nonzero for failure.
250 */
251int inject_device(char *dev)
252{
253 char *command;
254 int i;
255
256 malloc_string(command);
257
258
259#ifdef __FreeBSD__
260 if (strstr(dev, "acd")) {
261 sprintf(command, "cdcontrol -f %s close", dev);
262 } else {
263 sprintf(command, "camcontrol load `echo %s | sed 's|/dev/||'`",
264 dev);
265 }
266#else
267 sprintf(command, "eject -t %s", dev);
268#endif
269 i = run_program_and_log_output(command, FALSE);
270 paranoid_free(command);
271 return (i);
272}
273
274
275/**
276 * Determine whether the specified @p device (really, you can use any file)
277 * exists.
278 * @return TRUE if it exists, FALSE if it doesn't.
279 */
280bool does_device_exist(char *device)
281{
282
283 /*@ buffers *********************************************************** */
284 char *tmp;
285 bool ret;
286
287 malloc_string(tmp);
288 assert_string_is_neither_NULL_nor_zerolength(device);
289
290 sprintf(tmp, "ls %s > /dev/null 2> /dev/null", device);
291
292 if (system(tmp)) {
293 ret = FALSE;
294 } else {
295 ret = TRUE;
296 }
297 paranoid_free(tmp);
298 return (ret);
299}
300
301
302/**
303 * Determine whether a non-Microsoft partition exists on any connected hard drive.
304 * @return TRUE (there's a Linux/FreeBSD partition) or FALSE (Microsoft has taken over yet another innocent PC).
305 */
306bool does_nonMS_partition_exist(void)
307{
308#if __FreeBSD__
309 return
310 !system
311 ("for drive in /dev/ad? /dev/da?; do fdisk $drive | grep -q FreeBSD && exit 0; done; false");
312#else
313 return
314 !system
315 ("parted2fdisk -l 2>/dev/null | grep '^/dev/' | grep -Eqv '(MS|DOS|FAT|NTFS)'");
316#endif
317}
318
319/**
320 * Determine whether the specified @p partno exists on the specified @p drive.
321 * @param drive The drive to search for the partition in.
322 * @param partno The partition number to look for.
323 * @return 0 if it exists, nonzero otherwise.
324 */
325int does_partition_exist(const char *drive, int partno)
326{
327 /*@ buffers **************************************************** */
328 char *program;
329 char *incoming;
330 char *searchstr = NULL;
331 char *tmp;
332
333 /*@ ints ******************************************************* */
334 int res = 0;
335
336 /*@ pointers *************************************************** */
337 FILE *fin;
338
339
340 /*@ end vars *************************************************** */
341 assert_string_is_neither_NULL_nor_zerolength(drive);
342 assert(partno >= 0 && partno < 999);
343
344 malloc_string(program);
345 malloc_string(incoming);
346 malloc_string(searchstr);
347 malloc_string(tmp);
348
349#ifdef __FreeBSD__
350 // We assume here that this is running from mondorestore. (It is.)
351 sprintf(program, "ls %s %s >/dev/null 2>&1", drive,
352 build_partition_name(tmp, drive, partno));
353 return system(program);
354#else
355 tmp[0] = '\0';
356#endif
357
358 sprintf(program, "parted2fdisk -l %s 2> /dev/null", drive);
359 fin = popen(program, "r");
360 if (!fin) {
361 log_it("program=%s", program);
362 log_OS_error("Cannot popen-in program");
363 return (0);
364 }
365 (void) build_partition_name(searchstr, drive, partno);
366 strcat(searchstr, " ");
367 for (res = 0; !res && fgets(incoming, MAX_STR_LEN - 1, fin);) {
368 if (strstr(incoming, searchstr)) {
369 res = 1;
370 }
371 }
372 if (pclose(fin)) {
373 log_OS_error("Cannot pclose fin");
374 }
375 paranoid_free(program);
376 paranoid_free(incoming);
377 paranoid_free(searchstr);
378 paranoid_free(tmp);
379 return (res);
380}
381
382
383
384
385
386/**
387 * Determine whether given NULL-terminated @p str exists in the MBR of @p dev.
388 * @param dev The device to look in.
389 * @param str The string to look for.
390 * @return TRUE if it exists, FALSE if it doesn't.
391 */
392bool does_string_exist_in_boot_block(char *dev, char *str)
393{
394 /*@ buffers **************************************************** */
395 char *command;
396
397 /*@ end vars *************************************************** */
398 int i;
399
400 assert_string_is_neither_NULL_nor_zerolength(dev);
401 assert_string_is_neither_NULL_nor_zerolength(str);
402
403 malloc_string(command);
404 sprintf(command,
405 "dd if=%s bs=446 count=1 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
406 dev, str);
407 i = system(command);
408 paranoid_free(command);
409 if (i) {
410 return (FALSE);
411 } else {
412 return (TRUE);
413 }
414}
415
416/**
417 * Determine whether specified @p str exists in the first @p n sectors of
418 * @p dev.
419 * @param dev The device to look in.
420 * @param str The string to look for.
421 * @param n The number of 512-byte sectors to search.
422 */
423bool does_string_exist_in_first_N_blocks(char *dev, char *str, int n)
424{
425 /*@ buffers **************************************************** */
426 char *command;
427 /*@ end vars *************************************************** */
428 int i;
429
430 malloc_string(command);
431 sprintf(command,
432 "dd if=%s bs=512 count=%i 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
433 dev, n, str);
434 i = system(command);
435 paranoid_free(command);
436 if (i) {
437 return (FALSE);
438 } else {
439 return (TRUE);
440 }
441}
442
443
444
445/**
446 * Try to mount CD-ROM at @p mountpoint. If the CD-ROM is not found or has
447 * not been specified, call find_cdrom_device() to find it.
448 * @param bkpinfo The backup information structure. The only field used is @c bkpinfo->media_device.
449 * @param mountpoint Where to mount the CD-ROM.
450 * @return 0 for success, nonzero for failure.
451 * @see mount_CDROM_here
452 */
453int find_and_mount_actual_cd(char *mountpoint)
454{
455 /*@ buffers ***************************************************** */
456
457 /*@ int's ****************************************************** */
458 int res;
459 char *dev;
460
461 /*@ end vars **************************************************** */
462
463 malloc_string(dev);
464 assert(bkpinfo != NULL);
465 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
466
467 if (g_backup_media_type == dvd) {
468 strcpy(dev, g_dvd_drive_is_here);
469 if (!dev[0]) {
470 find_dvd_device(dev, FALSE);
471 }
472 } else {
473 strcpy(dev, g_cdrom_drive_is_here);
474 if (!dev[0]) {
475 find_cdrom_device(dev, FALSE);
476 }
477 }
478
479 if (bkpinfo->backup_media_type != iso) {
480 retract_CD_tray_and_defeat_autorun();
481 }
482
483 if (!dev[0] || (res = mount_CDROM_here(dev, mountpoint))) {
484 if (!popup_and_get_string
485 ("CD-ROM device", "Please enter your CD-ROM's /dev device",
486 dev, MAX_STR_LEN / 4)) {
487 res = 1;
488 } else {
489 res = mount_CDROM_here(dev, mountpoint);
490 }
491 }
492 if (res) {
493 log_msg(1, "mount failed");
494 } else {
495 log_msg(1, "mount succeeded with %s", dev);
496 }
497 paranoid_free(dev);
498 return (res);
499}
500
501
502
503
504
505
506/**
507 * Locate a CD-R/W writer's SCSI node.
508 * @param cdrw_device SCSI node will be placed here.
509 * @return 0 for success, nonzero for failure.
510 */
511int find_cdrw_device(char *cdrw_device)
512{
513 /*@ buffers ************************ */
514 char *comment;
515 char *tmp = NULL;
516 char *cdr_exe = NULL;
517 char *command;
518
519 malloc_string(comment);
520 malloc_string(command);
521 if (g_cdrw_drive_is_here[0]) {
522 strcpy(cdrw_device, g_cdrw_drive_is_here);
523 log_msg(3, "Been there, done that. Returning %s", cdrw_device);
524 paranoid_free(comment);
525 paranoid_free(command);
526 return (0);
527 }
528 if (g_backup_media_type == dvd) {
529 log_msg(1,
530 "This is dumb. You're calling find_cdrw_device() but you're backing up to DVD. WTF?");
531 paranoid_free(comment);
532 paranoid_free(command);
533 return (1);
534 }
535 run_program_and_log_output("insmod ide-scsi", -1);
536 if (find_home_of_exe("cdrecord")) {
537 mr_asprintf(&cdr_exe, "cdrecord");
538 } else {
539 mr_asprintf(&cdr_exe, "dvdrecord");
540 }
541 if (find_home_of_exe(cdr_exe)) {
542 sprintf(command,
543 "%s -scanbus 2> /dev/null | tr -s '\t' ' ' | grep \"[0-9]*,[0-9]*,[0-9]*\" | grep -v \"[0-9]*) \\*\" | grep CD | cut -d' ' -f2 | head -n1",
544 cdr_exe);
545 mr_asprintf(&tmp, "%s", call_program_and_get_last_line_of_output(command));
546 }
547 if ((tmp == NULL) || (strlen(tmp) < 2)) {
548 paranoid_free(comment);
549 mr_free(tmp);
550 mr_free(cdr_exe);
551 paranoid_free(command);
552 return 1;
553 } else {
554 strcpy(cdrw_device, tmp);
555 sprintf(comment, "Found CDRW device - %s", cdrw_device);
556 log_it(comment);
557 strcpy(g_cdrw_drive_is_here, cdrw_device);
558 paranoid_free(comment);
559 mr_free(tmp);
560 mr_free(cdr_exe);
561 paranoid_free(command);
562 return (0);
563 }
564}
565
566
567
568
569/**
570 * Attempt to locate a CD-ROM device's /dev entry.
571 * Several different methods may be used to find the device, including
572 * calling @c cdrecord, searching @c dmesg, and trial-and-error.
573 * @param output Where to put the located /dev entry.
574 * @param try_to_mount Whether to mount the CD as part of the test; if mount
575 * fails then return failure.
576 * @return 0 for success, nonzero for failure.
577 */
578int find_cdrom_device(char *output, bool try_to_mount)
579{
580 /*@ pointers **************************************************** */
581 FILE *fin;
582 char *p;
583 char *q;
584 char *r;
585 int retval = 0;
586
587 /*@ bool's ****************************************************** */
588 bool found_it = FALSE;
589
590 /*@ buffers ***************************************************** */
591 char *tmp;
592 char *tmp1 = NULL;
593 char *cdr_exe = NULL;
594 char *phrase_one;
595 char *phrase_two;
596 char *command;
597 char *dvd_last_resort;
598 char *mountpoint;
599 static char the_last_place_i_found_it[MAX_STR_LEN] = "";
600
601 /*@ intialize *************************************************** */
602 malloc_string(tmp);
603 malloc_string(phrase_one);
604 malloc_string(phrase_two);
605 malloc_string(command);
606 malloc_string(dvd_last_resort);
607 malloc_string(mountpoint);
608
609 output[0] = '\0';
610 phrase_one[0] = '\0';
611 phrase_two[0] = '\0';
612 dvd_last_resort[0] = '\0';
613
614 /*@ end vars **************************************************** */
615
616 if (g_cdrom_drive_is_here[0] && !isdigit(g_cdrom_drive_is_here[0])) {
617 strcpy(output, g_cdrom_drive_is_here);
618 log_msg(3, "Been there, done that. Returning %s", output);
619 retval = 0;
620 goto end_of_find_cdrom_device;
621 }
622 if (the_last_place_i_found_it[0] != '\0' && !try_to_mount) {
623 strcpy(output, the_last_place_i_found_it);
624 log_msg(3,
625 "find_cdrom_device() --- returning last found location - '%s'",
626 output);
627 retval = 0;
628 goto end_of_find_cdrom_device;
629 }
630
631 sprintf(mountpoint, "%s/cd.mnt", bkpinfo->tmpdir);
632 make_hole_for_dir(mountpoint);
633
634 if (find_home_of_exe("cdrecord")) {
635 mr_asprintf(&cdr_exe, "cdrecord");
636 } else {
637 mr_asprintf(&cdr_exe, "dvdrecord");
638 }
639 tmp[0] = '\0';
640 if (!find_home_of_exe(cdr_exe)) {
641 strcpy(output, "/dev/cdrom");
642 log_msg(4, "Can't find cdrecord; assuming %s", output);
643 if (!does_device_exist(output)) {
644 log_msg(4, "That didn't work. Sorry.");
645 retval = 1;
646 goto end_of_find_cdrom_device;
647 } else {
648 retval = 0;
649 goto end_of_find_cdrom_device;
650 }
651 }
652
653 sprintf(command, "%s -scanbus 2> /dev/null", cdr_exe);
654 fin = popen(command, "r");
655 if (!fin) {
656 log_msg(4, "command=%s", command);
657 log_OS_error("Cannot popen command");
658 mr_free(cdr_exe);
659 return (1);
660 }
661 for ((void)fgets(tmp, MAX_STR_LEN, fin); !feof(fin);
662 (void)fgets(tmp, MAX_STR_LEN, fin)) {
663 p = strchr(tmp, '\'');
664 if (p) {
665 q = strchr(++p, '\'');
666 if (q) {
667 for (r = q; *(r - 1) == ' '; r--);
668 *r = '\0';
669 strcpy(phrase_one, p);
670 p = strchr(++q, '\'');
671 if (p) {
672 q = strchr(++p, '\'');
673 if (q) {
674 while (*(q - 1) == ' ') {
675 q--;
676 }
677 *q = '\0';
678 strcpy(phrase_two, p);
679 }
680 }
681 }
682 }
683 }
684 paranoid_pclose(fin);
685
686#ifndef __FreeBSD__
687 if (strlen(phrase_two) == 0) {
688 log_msg(4, "Not running phase two. String is empty.");
689 } else {
690 sprintf(command, "dmesg | grep \"%s\" 2> /dev/null", phrase_two);
691 fin = popen(command, "r");
692 if (!fin) {
693 log_msg(4, "Cannot run 2nd command - non-fatal, fortunately");
694 } else {
695 for ((void)fgets(tmp, MAX_STR_LEN, fin); !feof(fin);
696 (void)fgets(tmp, MAX_STR_LEN, fin)) {
697 log_msg(5, "--> '%s'", tmp);
698 if (tmp[0] != ' ' && tmp[1] != ' ') {
699 p = strchr(tmp, ':');
700 if (p) {
701 *p = '\0';
702 if (strstr(tmp, "DVD")) {
703 sprintf(dvd_last_resort, "/dev/%s", tmp);
704 log_msg(4,
705 "Ignoring '%s' because it's a DVD drive",
706 tmp);
707 } else {
708 sprintf(output, "/dev/%s", tmp);
709 found_it = TRUE;
710 }
711 }
712 }
713 }
714 paranoid_pclose(fin);
715 }
716 }
717
718#endif
719#ifdef __FreeBSD__
720 if (!found_it) {
721 log_msg(4, "OK, approach 2");
722 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
723 if (!
724 (found_it =
725 set_dev_to_this_if_rx_OK(output, "/dev/cdrom1"))) {
726 if (!
727 (found_it =
728 set_dev_to_this_if_rx_OK(output, "/dev/dvd"))) {
729 if (!
730 (found_it =
731 set_dev_to_this_if_rx_OK(output, "/dev/acd0"))) {
732 if (!
733 (found_it =
734 set_dev_to_this_if_rx_OK(output,
735 "/dev/cd01"))) {
736 if (!
737 (found_it =
738 set_dev_to_this_if_rx_OK(output,
739 "/dev/acd1"))) {
740 if (!
741 (found_it =
742 set_dev_to_this_if_rx_OK(output,
743 "/dev/cd1")))
744 {
745 retval = 1;
746 goto end_of_find_cdrom_device;
747 }
748 }
749 }
750 }
751 }
752 }
753 }
754 }
755#else
756 if (!found_it && strlen(dvd_last_resort) > 0) {
757 log_msg(4, "Well, I'll use the DVD - %s - as a last resort",
758 dvd_last_resort);
759 strcpy(output, dvd_last_resort);
760 found_it = TRUE;
761 }
762 if (found_it) {
763 sprintf(tmp, "grep \"%s=ide-scsi\" /proc/cmdline &> /dev/null",
764 strrchr(output, '/') + 1);
765 if (system(tmp) == 0) {
766 log_msg(4,
767 "%s is not right. It's being SCSI-emulated. Continuing.",
768 output);
769 found_it = FALSE;
770 output[0] = '\0';
771 }
772 }
773
774 if (found_it) {
775 log_msg(4, "(find_cdrom_device) --> '%s'", output);
776 if (!does_device_exist(output)) {
777 found_it = FALSE;
778 log_msg(4, "OK, I was wrong, I haven't found it... yet.");
779 }
780 }
781
782 if (!found_it) {
783 log_msg(4, "OK, approach 2");
784 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/scd0"))) {
785 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/sr0"))) {
786 if (!
787 (found_it =
788 set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
789 if (!
790 (found_it =
791 set_dev_to_this_if_rx_OK(output,
792 "/dev/cdrom0"))) {
793 if (!
794 (found_it =
795 set_dev_to_this_if_rx_OK(output,
796 "/dev/cdrom1"))) {
797 if (!
798 (found_it =
799 set_dev_to_this_if_rx_OK(output,
800 "/dev/sr1"))) {
801 if (!
802 (found_it =
803 set_dev_to_this_if_rx_OK(output,
804 "/dev/dvd")))
805 {
806 if (!
807 (found_it =
808 set_dev_to_this_if_rx_OK(output,
809 g_cdrw_drive_is_here)))
810 {
811 retval = 1;
812 goto end_of_find_cdrom_device;
813 }
814 }
815 }
816 }
817 }
818 }
819 }
820 }
821 }
822#endif
823
824 if (found_it && try_to_mount) {
825 if (mount_CDROM_here(output, mountpoint)) {
826 log_msg(4, "[Cardigans] I've changed my mind");
827 found_it = FALSE;
828 } else {
829 sprintf(tmp, "%s/archives", mountpoint);
830 if (!does_file_exist(tmp)) {
831 log_msg(4, "[Cardigans] I'll take it back");
832 found_it = FALSE;
833 } else {
834 sprintf(command, "umount %s", output);
835 paranoid_system(command);
836 log_msg(4, "I'm confident the Mondo CD is in %s", output);
837 }
838 }
839 }
840 unlink(mountpoint);
841
842 if (found_it) {
843 if (!does_file_exist(output)) {
844 log_msg(3, "I still haven't found it.");
845 return (1);
846 }
847 log_msg(3, "(find_cdrom_device) --> '%s'", output);
848 strcpy(the_last_place_i_found_it, output);
849 strcpy(g_cdrom_drive_is_here, output);
850 retval = 0;
851 goto end_of_find_cdrom_device;
852 }
853
854 sprintf(command,
855 "%s -scanbus | grep \"[0-9],[0-9],[0-9]\" | grep \"[D|C][V|D]\" | grep -n \"\" | grep \"%s\" | cut -d':' -f2",
856 cdr_exe, g_cdrw_drive_is_here);
857 log_msg(1, "command=%s", command);
858 mr_asprintf(&tmp1, "%s", call_program_and_get_last_line_of_output(command));
859 if (strlen(tmp1) > 0) {
860 strcpy(output, tmp1);
861 log_msg(4, "Finally found it at %s", output);
862 retval = 0;
863 } else {
864 log_msg(4, "Still couldn't find it.");
865 retval = 1;
866 }
867 mr_free(tmp1);
868
869 end_of_find_cdrom_device:
870 paranoid_free(tmp);
871 mr_free(cdr_exe);
872 paranoid_free(phrase_one);
873 paranoid_free(phrase_two);
874 paranoid_free(command);
875 paranoid_free(dvd_last_resort);
876 paranoid_free(mountpoint);
877 return (retval);
878}
879
880
881
882
883
884int find_dvd_device(char *output, bool try_to_mount)
885{
886 char *command;
887 char *tmp;
888 int retval = 0, devno = -1;
889
890 malloc_string(command);
891 malloc_string(tmp);
892
893 if (g_dvd_drive_is_here[0]) {
894 strcpy(output, g_dvd_drive_is_here);
895 log_msg(3, "Been there, done that. Returning %s", output);
896 return (0);
897 }
898
899 sprintf(tmp, "%s", call_program_and_get_last_line_of_output
900 ("dvdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
901 );
902 log_msg(5, "tmp = '%s'", tmp);
903 if (!tmp[0])
904 sprintf(tmp, "%s", call_program_and_get_last_line_of_output
905 ("cdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
906 );
907 if (tmp[0]) {
908 devno = atoi(tmp) - 1;
909 }
910 if (devno >= 0) {
911 retval = 0;
912 sprintf(output, "/dev/scd%d", devno);
913 strcpy(g_dvd_drive_is_here, output);
914 log_msg(2, "I think DVD is at %s", output);
915 } else {
916 log_msg(2, "I cannot find DVD");
917 retval = 1;
918 }
919
920 if (try_to_mount) {
921 log_msg(1, "Ignoring the fact that try_to_mount==TRUE");
922 }
923 return (retval);
924}
925
926
927
928
929
930#include <sys/ioctl.h>
931
932/**
933 * Find the size of the specified @p drive, in megabytes. Uses @c ioctl calls
934 * and @c dmesg.
935 * @param drive The device to find the size of.
936 * @return size in megabytes.
937 */
938long get_phys_size_of_drive(char *drive)
939{
940 int fd;
941#if linux
942 unsigned long long s = 0;
943 int fileid, cylinders = 0, cylindersleft = 0;
944 int cylindersize = 0;
945 int gotgeo = 0;
946
947
948 struct hd_geometry hdgeo;
949#elif __FreeBSD__
950 off_t s;
951#endif
952
953 long outvalA = -1;
954 long outvalB = -1;
955 long outvalC = -1;
956
957 if ((fd = open(drive, O_RDONLY)) != -1) {
958 if (ioctl(fd,
959#if linux
960#ifdef BLKGETSIZE64
961 BLKGETSIZE64,
962#else
963 BLKGETSIZE,
964#endif
965#elif __FreeBSD__
966 DIOCGMEDIASIZE,
967#endif
968 &s) != -1) {
969 close(fd);
970 // s>>11 works for older disks but not for newer ones
971 outvalB =
972#if linux
973#ifdef BLKGETSIZE64
974 s >> 20
975#else
976 s >> 11
977#endif
978#else
979 s >> 20
980#endif
981 ;
982 }
983 }
984
985 if (outvalB <= 0) {
986 log_msg(1, "Error getting size of %s: %s", drive, strerror(errno));
987#if linux
988 fileid = open(drive, O_RDONLY);
989 if (fileid != -1) {
990 if (ioctl(fileid, HDIO_GETGEO, &hdgeo) != -1) {
991 if (hdgeo.cylinders && hdgeo.heads && hdgeo.sectors) {
992 cylindersleft = cylinders = hdgeo.cylinders;
993 cylindersize = hdgeo.heads * hdgeo.sectors / 2;
994 outvalA = cylindersize * cylinders / 1024;
995 log_msg(2, "Got Harddisk geometry, C:%d, H:%d, S:%d",
996 hdgeo.cylinders, hdgeo.heads, hdgeo.sectors);
997 gotgeo = 1;
998 } else {
999 log_msg(1, "Harddisk geometry wrong");
1000 }
1001 } else {
1002 log_msg(1,
1003 "Error in ioctl() getting new hard disk geometry (%s), resizing in unsafe mode",
1004 strerror(errno));
1005 }
1006 close(fileid);
1007 } else {
1008 log_msg(1, "Failed to open %s for reading: %s", drive,
1009 strerror(errno));
1010 }
1011 if (!gotgeo) {
1012 log_msg(1, "Failed to get harddisk geometry, using old mode");
1013 }
1014#endif
1015 }
1016// OLDER DISKS will give ridiculously low value for outvalB (so outvalA is returned) :)
1017// NEWER DISKS will give sane value for outvalB (close to outvalA, in other words) :)
1018
1019 outvalC = (outvalA > outvalB) ? outvalA : outvalB;
1020
1021// log_msg (5, "drive = %s, error = %s", drive, strerror (errno));
1022// fatal_error ("GPSOD: Unable to get size of drive");
1023 log_msg(1, "%s --> %ld or %ld --> %ld", drive, outvalA, outvalB,
1024 outvalC);
1025
1026 return (outvalC);
1027}
1028
1029/**
1030 * Determine whether @p format is supported by the kernel. Uses /proc/filesystems
1031 * under Linux and @c lsvfs under FreeBSD.
1032 * @param format The format to test.
1033 * @return TRUE if the format is supported, FALSE if not.
1034 */
1035bool is_this_a_valid_disk_format(char *format)
1036{
1037 char *good_formats = NULL;
1038 char *command;
1039 char *format_sz;
1040
1041 FILE *pin;
1042 int retval;
1043 malloc_string(good_formats);
1044 malloc_string(command);
1045 malloc_string(format_sz);
1046
1047 assert_string_is_neither_NULL_nor_zerolength(format);
1048
1049 sprintf(format_sz, "%s ", format);
1050
1051#ifdef __FreeBSD__
1052 sprintf(command,
1053 "lsvfs | tr -s '\t' ' ' | grep -v Filesys | grep -v -- -- | cut -d' ' -f1 | tr -s '\n' ' '");
1054#else
1055 sprintf(command,
1056 "grep -v nodev /proc/filesystems | tr -s '\t' ' ' | cut -d' ' -f2 | tr -s '\n' ' '");
1057#endif
1058
1059 pin = popen(command, "r");
1060 if (!pin) {
1061 log_OS_error("Unable to read good formats");
1062 retval = 0;
1063 } else {
1064 strcpy(good_formats, " ");
1065 (void) fgets(good_formats + 1, MAX_STR_LEN - 1, pin);
1066 if (pclose(pin)) {
1067 log_OS_error("Cannot pclose good formats");
1068 }
1069 strip_spaces(good_formats);
1070 strcat(good_formats, " swap lvm raid ntfs-3g ntfs 7 "); // " ntfs 7 " -- um, cheating much? :)
1071 if (strstr(good_formats, format_sz)) {
1072 retval = 1;
1073 } else {
1074 retval = 0;
1075 }
1076 }
1077 paranoid_free(good_formats);
1078 paranoid_free(command);
1079 paranoid_free(format_sz);
1080 return (retval);
1081}
1082
1083
1084/** @def SWAPLIST_COMMAND The command to list the swap files/partitions in use. */
1085
1086/**
1087 * Determine whether @p device_raw is currently mounted.
1088 * @param device_raw The device to check.
1089 * @return TRUE if it's mounted, FALSE if not.
1090 */
1091bool is_this_device_mounted(char *device_raw)
1092{
1093
1094 /*@ pointers **************************************************** */
1095 FILE *fin;
1096
1097 /*@ buffers ***************************************************** */
1098 char *incoming;
1099 char *device_with_tab = NULL;
1100 char *device_with_space = NULL;
1101 char *tmp = NULL;
1102 bool retval = FALSE;
1103
1104#ifdef __FreeBSD__
1105#define SWAPLIST_COMMAND "swapinfo"
1106#else
1107#define SWAPLIST_COMMAND "cat /proc/swaps"
1108#endif
1109
1110 /*@ end vars **************************************************** */
1111
1112 malloc_string(incoming);
1113 assert(device_raw != NULL);
1114// assert_string_is_neither_NULL_nor_zerolength(device_raw);
1115 if (device_raw[0] != '/' && !strstr(device_raw, ":/")) {
1116 log_msg(1, "%s needs to have a '/' prefixed - I'll do it",
1117 device_raw);
1118 mr_asprintf(&tmp, "/%s", device_raw);
1119 } else {
1120 mr_asprintf(&tmp, "%s", device_raw);
1121 }
1122 log_msg(1, "Is %s mounted?", tmp);
1123 if (!strcmp(tmp, "/proc") || !strcmp(tmp, "proc")) {
1124 log_msg(1,
1125 "I don't know how the heck /proc made it into the mountlist. I'll ignore it.");
1126 mr_free(tmp);
1127 return(FALSE);
1128 }
1129 mr_asprintf(&device_with_tab, "%s\t", tmp);
1130 mr_asprintf(&device_with_space, "%s ", tmp);
1131 mr_free(tmp);
1132
1133 if (!(fin = popen("mount", "r"))) {
1134 log_OS_error("Cannot popen 'mount'");
1135 return(FALSE);
1136 }
1137 for ((void)fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
1138 (void)fgets(incoming, MAX_STR_LEN - 1, fin)) {
1139 if (strstr(incoming, device_with_space) //> incoming
1140 || strstr(incoming, device_with_tab)) // > incoming)
1141 {
1142 paranoid_pclose(fin);
1143 paranoid_free(incoming);
1144 return(TRUE);
1145 }
1146 }
1147 mr_free(device_with_tab);
1148 mr_free(device_with_space);
1149 paranoid_pclose(fin);
1150 mr_asprintf(&tmp, "%s | grep -E \"^%s\" > /dev/null 2> /dev/null",
1151 SWAPLIST_COMMAND, device_with_space);
1152 log_msg(4, "tmp (command) = '%s'", tmp);
1153 if (!system(tmp)) {
1154 retval = TRUE;
1155 }
1156 mr_free(tmp);
1157 paranoid_free(incoming);
1158 return(retval);
1159}
1160
1161#ifdef __FreeBSD__
1162// CODE IS FREEBSD-SPECIFIC
1163/**
1164 * Create a loopback device for specified @p fname.
1165 * @param fname The file to associate with a device.
1166 * @return /dev entry for the device, or NULL if it couldn't be allocated.
1167 */
1168char *make_vn(char *fname)
1169{
1170 char *device = (char *) malloc(MAX_STR_LEN);
1171 char *mddevice = (char *) malloc(32);
1172 char command[MAX_STR_LEN];
1173 int vndev = 2;
1174 if (atoi
1175 (call_program_and_get_last_line_of_output
1176 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1177 do {
1178 sprintf(mddevice, "vn%ic", vndev++);
1179 sprintf(command, "vnconfig %s %s", mddevice, fname);
1180 if (vndev > 10) {
1181 return NULL;
1182 }
1183 }
1184 while (system(command));
1185 } else {
1186 sprintf(command, "mdconfig -a -t vnode -f %s", fname);
1187 mddevice = call_program_and_get_last_line_of_output(command);
1188 if (!strstr(mddevice, "md")) {
1189 return NULL;
1190 }
1191 }
1192 sprintf(device, "/dev/%s", mddevice);
1193 return device;
1194}
1195
1196
1197
1198// CODE IS FREEBSD-SPECIFIC
1199/**
1200 * Deallocate specified @p dname.
1201 * This should be called when you are done with the device created by make_vn(),
1202 * so the system does not run out of @c vn devices.
1203 * @param dname The device to deallocate.
1204 * @return 0 for success, nonzero for failure.
1205 */
1206int kick_vn(char *dname)
1207{
1208 char command[MAX_STR_LEN];
1209
1210 if (strncmp(dname, "/dev/", 5) == 0) {
1211 dname += 5;
1212 }
1213
1214 if (atoi
1215 (call_program_and_get_last_line_of_output
1216 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1217 sprintf(command, "vnconfig -d %s", dname);
1218 return system(command);
1219 } else {
1220 sprintf(command, "mdconfig -d -u %s", dname);
1221 return system(command);
1222 }
1223 /*NOTREACHED*/ return 255;
1224}
1225#endif
1226
1227
1228/**
1229 * Mount the CD-ROM at @p mountpoint.
1230 * @param device The device (or file if g_ISO_restore_mode) to mount.
1231 * @param mountpoint The place to mount it.
1232 * @return 0 for success, nonzero for failure.
1233 */
1234int mount_USB_here(char *device, char *mountpoint)
1235{
1236 /*@ buffer ****************************************************** */
1237 char *command;
1238 int retval;
1239
1240 malloc_string(command);
1241 assert_string_is_neither_NULL_nor_zerolength(device);
1242 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
1243
1244 make_hole_for_dir(mountpoint);
1245 if (isdigit(device[0])) {
1246 return(1);
1247 }
1248 log_msg(4, "(mount_USB_here --- device=%s, mountpoint=%s", device,
1249 mountpoint);
1250
1251#ifdef __FreeBSD__
1252 sprintf(command, "mount_vfat %s %s 2>> %s",
1253 device, mountpoint, MONDO_LOGFILE);
1254
1255#else
1256 sprintf(command, "mount %s -t vfat %s 2>> %s",
1257 device, mountpoint, MONDO_LOGFILE);
1258#endif
1259
1260 log_msg(4, command);
1261 retval = system(command);
1262 log_msg(1, "system(%s) returned %d", command, retval);
1263
1264 paranoid_free(command);
1265 return (retval);
1266}
1267
1268/**
1269 * Mount the CD-ROM at @p mountpoint.
1270 * @param device The device (or file if g_ISO_restore_mode) to mount.
1271 * @param mountpoint The place to mount it.
1272 * @return 0 for success, nonzero for failure.
1273 */
1274int mount_CDROM_here(char *device, char *mountpoint)
1275{
1276 /*@ buffer ****************************************************** */
1277 char *command = NULL;
1278 int retval;
1279
1280 assert_string_is_neither_NULL_nor_zerolength(device);
1281 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
1282
1283 make_hole_for_dir(mountpoint);
1284
1285#ifndef __FreeBSD__
1286 char *dev = NULL;
1287 char *options = NULL;
1288 mr_asprintf(&options, "ro");
1289#endif
1290
1291 if (isdigit(device[0])) {
1292 find_cdrom_device(device, FALSE);
1293 }
1294 if (g_ISO_restore_mode) {
1295
1296#ifdef __FreeBSD__
1297 mr_asprintf(&dev, make_vn(device));
1298 if (!dev) {
1299 mr_asprintf(&command, "Unable to mount ISO (make_vn(%s) failed)", device);
1300 fatal_error(command);
1301 }
1302 strcpy(device, dev);
1303 paranoid_free(dev);
1304#else
1305 mr_strcat(options, ",loop");
1306#endif
1307
1308 }
1309 log_msg(4, "(mount_CDROM_here --- device=%s, mountpoint=%s", device,
1310 mountpoint);
1311 /*@ end vars *************************************************** */
1312
1313#ifdef __FreeBSD__
1314 mr_asprintf(&command, "mount_cd9660 -r %s %s 2>> %s",
1315 device, mountpoint, MONDO_LOGFILE);
1316
1317#else
1318 mr_asprintf(&command, "mount %s -o %s -t iso9660 %s 2>> %s",
1319 device, options, mountpoint, MONDO_LOGFILE);
1320 paranoid_free(options);
1321#endif
1322
1323 log_msg(4, command);
1324 if (strncmp(device, "/dev/", 5) == 0) {
1325 retract_CD_tray_and_defeat_autorun();
1326 }
1327 retval = system(command);
1328 log_msg(1, "system(%s) returned %d", command, retval);
1329 paranoid_free(command);
1330
1331 return (retval);
1332}
1333
1334
1335
1336
1337
1338
1339/**
1340 * Ask the user for CD number @p cd_number_i_want.
1341 * Sets g_current_media_number once the correct CD is inserted.
1342 * @param bkpinfo The backup information structure. Fields used:
1343 * - @c bkpinfo->backup_media_type
1344 * - @c bkpinfo->prefix
1345 * - @c bkpinfo->isodir
1346 * - @c bkpinfo->media_device
1347 * - @c bkpinfo->please_dont_eject_when_restoring
1348 * @param cd_number_i_want The CD number to ask for.
1349 */
1350void
1351insist_on_this_cd_number(int cd_number_i_want)
1352{
1353
1354 /*@ int ************************************************************* */
1355 int res = 0;
1356
1357
1358 /*@ buffers ********************************************************* */
1359 char *tmp;
1360 char *request;
1361
1362 assert(bkpinfo != NULL);
1363 assert(cd_number_i_want > 0);
1364
1365// log_msg(3, "Insisting on CD number %d", cd_number_i_want);
1366
1367 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1368 log_msg(3,
1369 "No need to insist_on_this_cd_number when the backup type isn't CD-R(W) or NFS or ISO");
1370 return;
1371 }
1372 malloc_string(tmp);
1373 malloc_string(request);
1374 sprintf(tmp, "mkdir -p " MNT_CDROM);
1375 run_program_and_log_output(tmp, 5);
1376 if (g_ISO_restore_mode || bkpinfo->backup_media_type == iso
1377 || bkpinfo->backup_media_type == nfs) {
1378 log_msg(3, "Remounting CD");
1379 g_ISO_restore_mode = TRUE;
1380// FIXME --- I'm tempted to do something about this...
1381// Why unmount and remount again and again?
1382 if (is_this_device_mounted(MNT_CDROM)) {
1383 run_program_and_log_output("umount " MNT_CDROM, 5);
1384 }
1385 sprintf(tmp, "mkdir -p %s/isodir &> /dev/null", bkpinfo->tmpdir);
1386 (void)system(tmp);
1387 sprintf(tmp, "%s/%s/%s-%d.iso", bkpinfo->isodir,
1388 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1389 cd_number_i_want);
1390 if (!does_file_exist(tmp)) {
1391 sprintf(tmp, "%s/isodir/%s/%s-%d.iso", bkpinfo->tmpdir,
1392 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1393 cd_number_i_want);
1394 if (does_file_exist(tmp)) {
1395 log_msg(1,
1396 "FIXME - hacking bkpinfo->isodir from '%s' to %s/isodir",
1397 bkpinfo->isodir, bkpinfo->tmpdir);
1398 sprintf(bkpinfo->isodir, "%s/isodir", bkpinfo->tmpdir);
1399 }
1400 }
1401 log_msg(3, "Mounting %s at %s", tmp, MNT_CDROM);
1402 if (mount_CDROM_here(tmp, MNT_CDROM)) {
1403 fatal_error("Mommy!");
1404 }
1405// g_current_media_number = cd_number_i_want;
1406// return;
1407 }
1408 if ((res = what_number_cd_is_this()) != cd_number_i_want) {
1409 log_msg(3, "Currently, we hold %d but we want %d", res,
1410 cd_number_i_want);
1411 sprintf(tmp, "Insisting on %s #%d",
1412 media_descriptor_string(bkpinfo->backup_media_type),
1413 cd_number_i_want);
1414 sprintf(request, "Please insert %s #%d and press Enter.",
1415 media_descriptor_string(bkpinfo->backup_media_type),
1416 cd_number_i_want);
1417 log_msg(3, tmp);
1418 while (what_number_cd_is_this() != cd_number_i_want) {
1419 paranoid_system("sync");
1420 if (is_this_device_mounted(MNT_CDROM)) {
1421 res =
1422 run_program_and_log_output("umount " MNT_CDROM, FALSE);
1423 } else {
1424 res = 0;
1425 }
1426 if (res) {
1427 log_to_screen("WARNING - failed to unmount CD-ROM drive");
1428 }
1429 if (!bkpinfo->please_dont_eject) {
1430 res = eject_device(bkpinfo->media_device);
1431 } else {
1432 res = 0;
1433 }
1434 if (res) {
1435 log_to_screen("WARNING - failed to eject CD-ROM disk");
1436 }
1437 popup_and_OK(request);
1438 if (!bkpinfo->please_dont_eject) {
1439 inject_device(bkpinfo->media_device);
1440 }
1441 paranoid_system("sync");
1442 }
1443 log_msg(1, "Thankyou. Proceeding...");
1444 g_current_media_number = cd_number_i_want;
1445 }
1446 paranoid_free(tmp);
1447 paranoid_free(request);
1448}
1449
1450/* @} - end of deviceGroup */
1451
1452
1453
1454
1455
1456
1457/**
1458 * Ask user for details of backup/restore information.
1459 * Called when @c mondoarchive doesn't get any parameters.
1460 * @param bkpinfo The backup information structure to fill out with the user's data.
1461 * @param archiving_to_media TRUE if archiving, FALSE if restoring.
1462 * @return 0, always.
1463 * @bug No point of `int' return value.
1464 * @ingroup archiveGroup
1465 */
1466int interactively_obtain_media_parameters_from_user(bool archiving_to_media)
1467// archiving_to_media is TRUE if I'm being called by mondoarchive
1468// archiving_to_media is FALSE if I'm being called by mondorestore
1469{
1470 char *tmp = NULL;
1471 char *tmp1 = NULL;
1472 char *sz_size;
1473 char *command;
1474 char *comment;
1475 char *prompt;
1476 int i;
1477 FILE *fin;
1478
1479 malloc_string(sz_size);
1480 malloc_string(command);
1481 malloc_string(comment);
1482 malloc_string(prompt);
1483 assert(bkpinfo != NULL);
1484 sz_size[0] = '\0';
1485 bkpinfo->nonbootable_backup = FALSE;
1486
1487 // Tape, CD, NFS, ...?
1488 srandom(getpid());
1489 bkpinfo->backup_media_type =
1490 (g_restoring_live_from_cd) ? cdr :
1491 which_backup_media_type(bkpinfo->restore_data);
1492 if (bkpinfo->backup_media_type == none) {
1493 log_to_screen("User has chosen not to backup the PC");
1494 finish(1);
1495 }
1496 /* Why asking to remove the media with tape ?
1497 if (bkpinfo->backup_media_type == tape && bkpinfo->restore_data) {
1498 popup_and_OK("Please remove media from drive(s)");
1499 }
1500 */
1501 log_msg(3, "media type = %s",
1502 bkptype_to_string(bkpinfo->backup_media_type));
1503 if (archiving_to_media) {
1504 sensibly_set_tmpdir_and_scratchdir();
1505 }
1506 bkpinfo->cdrw_speed = (bkpinfo->backup_media_type == cdstream) ? 2 : 4;
1507 bkpinfo->compression_level =
1508 (bkpinfo->backup_media_type == cdstream) ? 1 : 5;
1509 bkpinfo->use_lzo =
1510 (bkpinfo->backup_media_type == cdstream) ? TRUE : FALSE;
1511 mvaddstr_and_log_it(2, 0, " ");
1512
1513 // Find device's /dev (or SCSI) entry
1514 switch (bkpinfo->backup_media_type) {
1515 case cdr:
1516 case cdrw:
1517 case dvd:
1518 case usb:
1519 /* Never try to eject a USB device */
1520 if (bkpinfo->backup_media_type == usb) {
1521 bkpinfo->please_dont_eject = TRUE;
1522 }
1523 if (archiving_to_media) {
1524 if ((bkpinfo->backup_media_type != dvd) && (bkpinfo->backup_media_type != usb)) {
1525 if (ask_me_yes_or_no
1526 ("Is your computer a laptop, or does the CD writer incorporate BurnProof technology?"))
1527 {
1528 bkpinfo->manual_cd_tray = TRUE;
1529 }
1530 }
1531 if ((bkpinfo->compression_level =
1532 which_compression_level()) == -1) {
1533 log_to_screen("User has chosen not to backup the PC");
1534 finish(1);
1535 }
1536 sprintf(comment, "What speed is your %s (re)writer?",
1537 media_descriptor_string(bkpinfo->backup_media_type));
1538 if (bkpinfo->backup_media_type == dvd) {
1539 find_dvd_device(bkpinfo->media_device, FALSE);
1540 mr_asprintf(&tmp, "1");
1541 sprintf(sz_size, "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4482 MB
1542 log_msg(1, "Setting to DVD defaults");
1543 } else {
1544 strcpy(bkpinfo->media_device, VANILLA_SCSI_CDROM);
1545 mr_asprintf(&tmp, "4");
1546 strcpy(sz_size, "650");
1547 log_msg(1, "Setting to CD defaults");
1548 }
1549 if ((bkpinfo->backup_media_type != dvd) && (bkpinfo->backup_media_type != usb)) {
1550 if (!popup_and_get_string("Speed", comment, tmp, 4)) {
1551 log_to_screen("User has chosen not to backup the PC");
1552 finish(1);
1553 }
1554 }
1555 bkpinfo->cdrw_speed = atoi(tmp); // if DVD then this shouldn't ever be used anyway :)
1556 mr_free(tmp);
1557
1558 sprintf(comment,
1559 "How much data (in Megabytes) will each %s store?",
1560 media_descriptor_string(bkpinfo->backup_media_type));
1561 if (!popup_and_get_string("Size", comment, sz_size, 5)) {
1562 log_to_screen("User has chosen not to backup the PC");
1563 finish(1);
1564 }
1565 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1566 bkpinfo->media_size[i] = atoi(sz_size);
1567 }
1568 if (bkpinfo->media_size[0] <= 0) {
1569 log_to_screen("User has chosen not to backup the PC");
1570 finish(1);
1571 }
1572 }
1573 /* No break because we continue even for usb */
1574 case cdstream:
1575 if ((bkpinfo->disaster_recovery) && (bkpinfo->backup_media_type != usb)) {
1576 strcpy(bkpinfo->media_device, "/dev/cdrom");
1577 log_msg(2, "CD-ROM device assumed to be at %s",
1578 bkpinfo->media_device);
1579 } else if ((bkpinfo->restore_data && (bkpinfo->backup_media_type != usb))
1580 || bkpinfo->backup_media_type == dvd) {
1581 if (!bkpinfo->media_device[0]) {
1582 strcpy(bkpinfo->media_device, "/dev/cdrom");
1583 } // just for the heck of it :)
1584 log_msg(1, "bkpinfo->media_device = %s",
1585 bkpinfo->media_device);
1586 if (bkpinfo->backup_media_type == dvd
1587 || find_cdrom_device(bkpinfo->media_device, FALSE)) {
1588 log_msg(1, "bkpinfo->media_device = %s",
1589 bkpinfo->media_device);
1590 sprintf(comment,
1591 "Please specify your %s drive's /dev entry",
1592 media_descriptor_string(bkpinfo->backup_media_type));
1593 if (!popup_and_get_string
1594 ("Device?", comment, bkpinfo->media_device,
1595 MAX_STR_LEN / 4)) {
1596 log_to_screen("User has chosen not to backup the PC");
1597 finish(1);
1598 }
1599 }
1600 log_msg(2, "%s device found at %s",
1601 media_descriptor_string(bkpinfo->backup_media_type),
1602 bkpinfo->media_device);
1603 } else {
1604 if ((find_cdrw_device(bkpinfo->media_device)) && (bkpinfo->backup_media_type != usb)) {
1605 bkpinfo->media_device[0] = '\0';
1606 }
1607 if (bkpinfo->media_device[0]) {
1608 if (bkpinfo->backup_media_type == usb) {
1609 mr_asprintf(&tmp,
1610 "I think your %s media corresponds to %s. Is this correct?",
1611 media_descriptor_string(bkpinfo->backup_media_type),
1612 bkpinfo->media_device);
1613 } else {
1614 mr_asprintf(&tmp,
1615 "I think I've found your %s burner at SCSI node %s. Is this correct? (Say no if you have an IDE burner and you are running a 2.6 kernel. You will then be prompted for further details.)",
1616 media_descriptor_string(bkpinfo->backup_media_type),
1617 bkpinfo->media_device);
1618 }
1619 if (!ask_me_yes_or_no(tmp)) {
1620 bkpinfo->media_device[0] = '\0';
1621 }
1622 mr_free(tmp);
1623 }
1624 if (!bkpinfo->media_device[0]) {
1625 if (bkpinfo->backup_media_type == usb) {
1626 i = popup_and_get_string("/dev entry?",
1627 "What is the /dev entry of your USB Disk/Key, please?",
1628 bkpinfo->media_device,
1629 MAX_STR_LEN / 4);
1630 } else {
1631 if (g_kernel_version < 2.6) {
1632 i = popup_and_get_string("Device node?",
1633 "What is the SCSI node of your CD (re)writer, please?",
1634 bkpinfo->media_device,
1635 MAX_STR_LEN / 4);
1636 } else {
1637 i = popup_and_get_string("/dev entry?",
1638 "What is the /dev entry of your CD (re)writer, please?",
1639 bkpinfo->media_device,
1640 MAX_STR_LEN / 4);
1641 }
1642 }
1643 if (!i) {
1644 log_to_screen("User has chosen not to backup the PC");
1645 finish(1);
1646 }
1647 }
1648 }
1649 if (bkpinfo->backup_media_type == cdstream) {
1650 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1651 bkpinfo->media_size[i] = 650;
1652 }
1653 }
1654 break;
1655 case udev:
1656 if (!ask_me_yes_or_no
1657 ("This option is for advanced users only. Are you sure?")) {
1658 log_to_screen("User has chosen not to backup the PC");
1659 finish(1);
1660 }
1661 case tape:
1662
1663 if ((!bkpinfo->restore_mode) && (find_tape_device_and_size(bkpinfo->media_device, sz_size))) {
1664 log_msg(3, "Ok, using vanilla scsi tape.");
1665 strcpy(bkpinfo->media_device, VANILLA_SCSI_TAPE);
1666 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1667 paranoid_fclose(fin);
1668 } else {
1669 strcpy(bkpinfo->media_device, "/dev/osst0");
1670 }
1671 }
1672 if (bkpinfo->media_device[0]) {
1673 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1674 paranoid_fclose(fin);
1675 } else {
1676 if (does_file_exist("/tmp/mondo-restore.cfg")) {
1677 read_cfg_var("/tmp/mondo-restore.cfg", "media-dev",
1678 bkpinfo->media_device);
1679 }
1680 }
1681 }
1682 if (bkpinfo->media_device[0]) {
1683 mr_asprintf(&tmp,
1684 "I think I've found your tape streamer at %s; am I right on the money?",
1685 bkpinfo->media_device);
1686 if (!ask_me_yes_or_no(tmp)) {
1687 bkpinfo->media_device[0] = '\0';
1688 }
1689 mr_free(tmp);
1690 }
1691 if (!bkpinfo->media_device[0]) {
1692 if (!popup_and_get_string
1693 ("Device name?",
1694 "What is the /dev entry of your tape streamer?",
1695 bkpinfo->media_device, MAX_STR_LEN / 4)) {
1696 log_to_screen("User has chosen not to backup the PC");
1697 finish(1);
1698 }
1699 }
1700 mr_asprintf(&tmp, "ls -l %s", bkpinfo->media_device);
1701 if (run_program_and_log_output(tmp, FALSE)) {
1702 log_to_screen("User has not specified a valid /dev entry");
1703 finish(1);
1704 }
1705 mr_free(tmp);
1706 log_msg(4, "sz_size = %s", sz_size);
1707 sz_size[0] = '\0';
1708
1709 bkpinfo->use_obdr = ask_me_yes_or_no
1710 ("Do you want to activate OBDR support for your tapes ?");
1711 if (sz_size[0] == '\0') {
1712 bkpinfo->media_size[0] = 0;
1713 } else {
1714 bkpinfo->media_size[0] =
1715 friendly_sizestr_to_sizelong(sz_size) / 2 - 50;
1716 }
1717 log_msg(4, "media_size[0] = %ld", bkpinfo->media_size[0]);
1718 if (bkpinfo->media_size[0] <= 0) {
1719 bkpinfo->media_size[0] = 0;
1720 }
1721 for (i = 1; i <= MAX_NOOF_MEDIA; i++) {
1722 bkpinfo->media_size[i] = bkpinfo->media_size[0];
1723 }
1724 if (archiving_to_media) {
1725 if ((bkpinfo->compression_level =
1726 which_compression_level()) == -1) {
1727 log_to_screen("User has chosen not to backup the PC");
1728 finish(1);
1729 }
1730 }
1731 break;
1732
1733
1734
1735 case nfs:
1736 /* Never try to eject a NFS device */
1737 bkpinfo->please_dont_eject = TRUE;
1738
1739 /* Initiate bkpinfo nfs_mount path from running environment if not already done */
1740 if (!bkpinfo->nfs_mount[0]) {
1741 strcpy(bkpinfo->nfs_mount,
1742 call_program_and_get_last_line_of_output
1743 ("mount | grep \":\" | cut -d' ' -f1 | head -n1"));
1744 }
1745#ifdef __FreeBSD__
1746 if (TRUE)
1747#else
1748 if (!bkpinfo->disaster_recovery)
1749#endif
1750 {
1751 if (!popup_and_get_string
1752 ("NFS dir.",
1753 "Please enter path and directory where archives are stored remotely. (Mondo has taken a guess at the correct value. If it is incorrect, delete it and type the correct one.)",
1754 bkpinfo->nfs_mount, MAX_STR_LEN / 4)) {
1755 log_to_screen("User has chosen not to backup the PC");
1756 finish(1);
1757 }
1758 if (!bkpinfo->restore_data) {
1759 if ((bkpinfo->compression_level =
1760 which_compression_level()) == -1) {
1761 log_to_screen("User has chosen not to backup the PC");
1762 finish(1);
1763 }
1764 }
1765 // check whether already mounted - we better remove
1766 // surrounding spaces and trailing '/' for this
1767 strip_spaces(bkpinfo->nfs_mount);
1768 if (bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] == '/')
1769 bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] = '\0';
1770 sprintf(command, "mount | grep \"%s \" | cut -d' ' -f3",
1771 bkpinfo->nfs_mount);
1772 strcpy(bkpinfo->isodir,
1773 call_program_and_get_last_line_of_output(command));
1774
1775 if (!bkpinfo->restore_data) {
1776 sprintf(comment,
1777 "How much data (in Megabytes) will each media store?");
1778 if (!popup_and_get_string("Size", comment, sz_size, 5)) {
1779 log_to_screen("User has chosen not to backup the PC");
1780 finish(1);
1781 }
1782 } else {
1783 strcpy(sz_size, "0");
1784 }
1785 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1786 bkpinfo->media_size[i] = atoi(sz_size);
1787 }
1788 if (bkpinfo->media_size[0] < 0) {
1789 log_to_screen("User has chosen not to backup the PC");
1790 finish(1);
1791 }
1792 }
1793 if (bkpinfo->disaster_recovery) {
1794 sprintf(command ,"umount %s/isodir 2> /dev/null", bkpinfo->tmpdir);
1795 (void)system(command);
1796 if (!popup_and_get_string
1797 ("NFS share", "Which remote NFS share should I mount?",
1798 bkpinfo->nfs_mount, MAX_STR_LEN)) {
1799 log_to_screen("User has chosen not to backup the PC");
1800 finish(1);
1801 }
1802 }
1803 /* Initiate bkpinfo isodir path from running environment if mount already done */
1804 if (is_this_device_mounted(bkpinfo->nfs_mount)) {
1805 strcpy(bkpinfo->isodir,
1806 call_program_and_get_last_line_of_output
1807 ("mount | grep \":\" | cut -d' ' -f3 | head -n1"));
1808 } else {
1809 sprintf(bkpinfo->isodir, "%s/nfsdir", bkpinfo->tmpdir);
1810 sprintf(command, "mkdir -p %s", bkpinfo->isodir);
1811 run_program_and_log_output(command, 5);
1812 mr_asprintf(&tmp, "mount -t nfs -o nolock %s %s", bkpinfo->nfs_mount,
1813 bkpinfo->isodir);
1814 run_program_and_log_output(tmp, 3);
1815 mr_free(tmp);
1816
1817 malloc_string(g_selfmounted_isodir);
1818 strcpy(g_selfmounted_isodir, bkpinfo->isodir);
1819 }
1820 if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1821 popup_and_OK
1822 ("Please mount that partition before you try to backup to or restore from it.");
1823 finish(1);
1824 }
1825 mr_asprintf(&tmp, bkpinfo->nfs_remote_dir);
1826 if (!popup_and_get_string
1827 ("Directory", "Which directory within that mountpoint?", tmp,
1828 MAX_STR_LEN)) {
1829 log_to_screen("User has chosen not to backup the PC");
1830 finish(1);
1831 }
1832 strcpy(bkpinfo->nfs_remote_dir, tmp);
1833 mr_free(tmp);
1834
1835 // check whether writable - we better remove surrounding spaces for this
1836 strip_spaces(bkpinfo->nfs_remote_dir);
1837
1838 if (!popup_and_get_string
1839 ("Prefix.",
1840 "Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files",
1841 bkpinfo->prefix, MAX_STR_LEN / 4)) {
1842 log_to_screen("User has chosen not to backup the PC");
1843 finish(1);
1844 }
1845 log_msg(3, "prefix set to %s", bkpinfo->prefix);
1846
1847 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1848 bkpinfo->media_size[i] = 650;
1849 }
1850 log_msg(3, "Just set nfs_remote_dir to %s",
1851 bkpinfo->nfs_remote_dir);
1852 log_msg(3, "isodir is still %s", bkpinfo->isodir);
1853 break;
1854
1855 case iso:
1856 if (!bkpinfo->disaster_recovery) {
1857 if (!popup_and_get_string
1858 ("Storage dir.",
1859 "Please enter the full path name to the directory for your ISO images. Example: /mnt/raid0_0",
1860 bkpinfo->isodir, MAX_STR_LEN / 4)) {
1861 log_to_screen("User has chosen not to backup the PC");
1862 finish(1);
1863 }
1864 if (archiving_to_media) {
1865 if ((bkpinfo->compression_level =
1866 which_compression_level()) == -1) {
1867 log_to_screen("User has chosen not to backup the PC");
1868 finish(1);
1869 }
1870 if (!popup_and_get_string
1871 ("ISO size.",
1872 "Please enter how big you want each ISO image to be (in megabytes). This should be less than or equal to the size of the CD-R[W]'s or DVD's you plan to backup to.",
1873 sz_size, 16)) {
1874 log_to_screen("User has chosen not to backup the PC");
1875 finish(1);
1876 }
1877 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1878 bkpinfo->media_size[i] = atoi(sz_size);
1879 }
1880 } else {
1881 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1882 bkpinfo->media_size[i] = 650;
1883 }
1884 }
1885 }
1886 if (!popup_and_get_string
1887 ("Prefix.",
1888 "Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files",
1889 bkpinfo->prefix, MAX_STR_LEN / 4)) {
1890 log_to_screen("User has chosen not to backup the PC");
1891 finish(1);
1892 }
1893 log_msg(3, "prefix set to %s", bkpinfo->prefix);
1894 break;
1895 default:
1896 fatal_error
1897 ("I, Mojo Jojo, shall defeat those pesky Powerpuff Girls!");
1898 }
1899
1900 if (archiving_to_media) {
1901
1902#ifdef __FreeBSD__
1903 strcpy(bkpinfo->boot_device,
1904 call_program_and_get_last_line_of_output
1905 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/\\([0-9]\\).*/\\1/'"));
1906#else
1907 strcpy(bkpinfo->boot_device,
1908 call_program_and_get_last_line_of_output
1909 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/[0-9].*//'"));
1910#endif
1911 i = which_boot_loader(bkpinfo->boot_device);
1912 if (i == 'U') // unknown
1913 {
1914
1915#ifdef __FreeBSD__
1916 if (!popup_and_get_string
1917 ("Boot device",
1918 "What is your boot device? (e.g. /dev/ad0)",
1919 bkpinfo->boot_device, MAX_STR_LEN / 4)) {
1920 log_to_screen("User has chosen not to backup the PC");
1921 finish(1);
1922 }
1923 i = which_boot_loader(bkpinfo->boot_device);
1924#else
1925 if (!popup_and_get_string
1926 ("Boot device",
1927 "What is your boot device? (e.g. /dev/hda)",
1928 bkpinfo->boot_device, MAX_STR_LEN / 4)) {
1929 log_to_screen("User has chosen not to backup the PC");
1930 finish(1);
1931 }
1932 if (does_string_exist_in_boot_block
1933 (bkpinfo->boot_device, "LILO")) {
1934 i = 'L';
1935 } else
1936 if (does_string_exist_in_boot_block
1937 (bkpinfo->boot_device, "ELILO")) {
1938 i = 'E';
1939 } else
1940 if (does_string_exist_in_boot_block
1941 (bkpinfo->boot_device, "GRUB")) {
1942 i = 'G';
1943 } else {
1944 i = 'U';
1945 }
1946#endif
1947 if (i == 'U') {
1948 if (ask_me_yes_or_no
1949 ("Unidentified boot loader. Shall I restore it byte-for-byte at restore time and hope for the best?"))
1950 {
1951 i = 'R'; // raw
1952 } else {
1953 log_to_screen
1954 ("I cannot find your boot loader. Please run mondoarchive with parameters.");
1955 finish(1);
1956 }
1957 }
1958 }
1959 bkpinfo->boot_loader = i;
1960 strcpy(bkpinfo->include_paths, "/");
1961 if (!popup_and_get_string
1962 ("Backup paths",
1963 "Please enter paths which you want me to backup. The default is '/' (i.e. everything).",
1964 bkpinfo->include_paths, MAX_STR_LEN)) {
1965 log_to_screen("User has chosen not to backup the PC");
1966 finish(1);
1967 }
1968 mr_asprintf(&tmp, "%s", list_of_NFS_mounts_only());
1969 if (strlen(tmp) > 2) {
1970 if (bkpinfo->exclude_paths[0]) {
1971 strcat(bkpinfo->exclude_paths, " ");
1972 }
1973 strncpy(bkpinfo->exclude_paths, tmp, MAX_STR_LEN);
1974 }
1975 mr_free(tmp);
1976// NTFS
1977 mr_asprintf(&tmp, "%s",
1978 call_program_and_get_last_line_of_output
1979 ("parted2fdisk -l | grep -i ntfs | awk '{ print $1};' | tr -s '\\n' ' ' | awk '{ print $0};'"));
1980 if (strlen(tmp) > 2) {
1981 if (!popup_and_get_string
1982 ("NTFS partitions",
1983 "Please enter/confirm the NTFS partitions you wish to backup as well.",
1984 tmp, MAX_STR_LEN / 4)) {
1985 log_to_screen("User has chosen not to backup the PC");
1986 finish(1);
1987 }
1988 strncpy(bkpinfo->image_devs, tmp, MAX_STR_LEN / 4);
1989 }
1990 mr_free(tmp);
1991
1992
1993 if (!popup_and_get_string
1994 ("Exclude paths",
1995 "Please enter paths which you do NOT want to backup. Separate them with spaces. NB: /tmp and /proc are always excluded. :-) Just hit 'Enter' if you want to do a full system backup.",
1996 bkpinfo->exclude_paths, (4*MAX_STR_LEN)-1)) {
1997 log_to_screen("User has chosen not to backup the PC");
1998 finish(1);
1999 }
2000// Interactive mode:
2001#ifdef __IA64__
2002 bkpinfo->make_cd_use_lilo = TRUE;
2003#else
2004 bkpinfo->make_cd_use_lilo = FALSE;
2005#endif
2006 bkpinfo->backup_data = TRUE;
2007 bkpinfo->verify_data =
2008 ask_me_yes_or_no
2009 ("Will you want to verify your backups after Mondo has created them?");
2010
2011#ifndef __FreeBSD__
2012 if (!ask_me_yes_or_no
2013 ("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."))
2014#endif
2015 {
2016 strcpy(bkpinfo->kernel_path, "FAILSAFE");
2017 }
2018
2019 if (!ask_me_yes_or_no
2020 ("Are you sure you want to proceed? Hit 'no' to abort.")) {
2021 log_to_screen("User has chosen not to backup the PC");
2022 finish(1);
2023 }
2024 } else {
2025 bkpinfo->restore_data = TRUE; // probably...
2026 }
2027
2028 if (bkpinfo->backup_media_type == iso
2029 || bkpinfo->backup_media_type == nfs) {
2030 g_ISO_restore_mode = TRUE;
2031 }
2032#ifdef __FreeSD__
2033// skip
2034#else
2035 if (bkpinfo->backup_media_type == nfs) {
2036 log_msg(3, "I think the NFS mount is mounted at %s",
2037 bkpinfo->isodir);
2038 }
2039 log_it("isodir = %s", bkpinfo->isodir);
2040 log_it("nfs_mount = '%s'", bkpinfo->nfs_mount);
2041#endif
2042
2043 log_it("media device = %s", bkpinfo->media_device);
2044 log_it("media size = %ld", bkpinfo->media_size[1]);
2045 log_it("media type = %s",
2046 bkptype_to_string(bkpinfo->backup_media_type));
2047 log_it("prefix = %s", bkpinfo->prefix);
2048 log_it("compression = %ld", bkpinfo->compression_level);
2049 log_it("include_paths = '%s'", bkpinfo->include_paths);
2050 log_it("exclude_paths = '%s'", bkpinfo->exclude_paths);
2051 log_it("scratchdir = '%s'", bkpinfo->scratchdir);
2052 log_it("tmpdir = '%s'", bkpinfo->tmpdir);
2053 log_it("image_devs = '%s'", bkpinfo->image_devs);
2054 log_it("boot_device = '%s' (loader=%c)", bkpinfo->boot_device,
2055 bkpinfo->boot_loader);
2056 if (bkpinfo->media_size[0] < 0) {
2057 if (archiving_to_media) {
2058 fatal_error("Media size is less than zero.");
2059 } else {
2060 log_msg(2, "Warning - media size is less than zero.");
2061 bkpinfo->media_size[0] = 0;
2062 }
2063 }
2064 paranoid_free(sz_size);
2065 paranoid_free(command);
2066 paranoid_free(comment);
2067 paranoid_free(prompt);
2068 return (0);
2069}
2070
2071
2072
2073
2074/**
2075 * @addtogroup utilityGroup
2076 * @{
2077 */
2078/**
2079 * Get a space-separated list of NFS devices and mounts.
2080 * @return The list created.
2081 * @note The return value points to static data that will be overwritten with each call.
2082 */
2083char *list_of_NFS_devices_and_mounts(void)
2084{
2085 char *exclude_these_devices = NULL;
2086 char *exclude_these_directories = NULL;
2087 static char result_sz[1024];
2088
2089 mr_asprintf(exclude_these_directories,"%s",list_of_NFS_mounts_only());
2090 mr_asprintf(exclude_these_devices,"%s",
2091 call_program_and_get_last_line_of_output
2092 ("tr -s '\t' ' ' < /etc/fstab | grep -E '( (coda|ncpfs|nfs|nfs4|smbfs|cifs|afs|gfs|ocfs|ocfs2|mvfs|nsspool|nsvol) )' | cut -d' ' -f1 | tr -s '\n' ' ' | awk '{print $0;}'"));
2093 snprintf(result_sz, "%s %s", exclude_these_directories,
2094 exclude_these_devices, 1023);
2095 mr_free(exclude_these_devices);
2096 mr_free(exclude_these_directories);
2097 return (result_sz);
2098}
2099
2100
2101
2102
2103/**
2104 * Get a space-separated list of NFS mounts.
2105 * @return The list created.
2106 * @note The return value points to static data that will be overwritten with each call.
2107 * @bug Even though we only want the mounts, the devices are still checked.
2108 */
2109char *list_of_NFS_mounts_only(void)
2110{
2111 char *exclude_these_directories = NULL;
2112 static char result_sz[512];
2113
2114 mr_asprintf(&exclude_these_directories,"%s",
2115 call_program_and_get_last_line_of_output
2116 ("mount -t coda,ncpfs,nfs,nfs4,smbfs,cifs,afs,gfs,ocfs,ocfs2,mvfs,nsspool,nssvol | tr -s '\t' ' ' | cut -d' ' -f3 | tr -s '\n' ' ' | awk '{print $0;}'"));
2117 snprintf(result_sz, "%s", exclude_these_directories, 511);
2118 mr_free(exclude_these_directories);
2119 return (result_sz);
2120}
2121
2122/* @} - end of utilityGroup */
2123
2124
2125
2126
2127
2128/**
2129 * Create a randomly-named FIFO. The format is @p stub "." [random] [random] where
2130 * [random] is a random number between 1 and 32767.
2131 * @param store_name_here Where to store the new filename.
2132 * @param stub A random number will be appended to this to make the FIFO's name.
2133 * @ingroup deviceGroup
2134 */
2135void make_fifo(char *store_name_here, char *stub)
2136{
2137 char *tmp;
2138
2139 malloc_string(tmp);
2140 assert_string_is_neither_NULL_nor_zerolength(stub);
2141
2142 sprintf(store_name_here, "%s%d%d", stub, (int) (random() % 32768),
2143 (int) (random() % 32768));
2144 make_hole_for_file(store_name_here);
2145 mkfifo(store_name_here, S_IRWXU | S_IRWXG);
2146 sprintf(tmp, "chmod 770 %s", store_name_here);
2147 paranoid_system(tmp);
2148 paranoid_free(tmp);
2149}
2150
2151
2152
2153
2154
2155
2156/**
2157 * Set the tmpdir and scratchdir to reside on the partition with the most free space.
2158 * Automatically excludes DOS, NTFS, SMB, and NFS filesystems.
2159 * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir and @c bkpinfo->scratchdir will be set.
2160 * @ingroup utilityGroup
2161 */
2162void sensibly_set_tmpdir_and_scratchdir()
2163{
2164 char *tmp = NULL;
2165 char *command = NULL;
2166 char *sz = NULL;
2167
2168 assert(bkpinfo != NULL);
2169
2170#ifdef __FreeBSD__
2171 mr_asprintf(&tmp,
2172 call_program_and_get_last_line_of_output
2173 ("LANGUAGE=C df -m -P -t nonfs,msdosfs,ntfs,ntfs-3g,smbfs,smb,cifs,afs,gfs,ocfs,ocfs2,mvfs,nsspool,nssvol | tr -s '\t' ' ' | grep -vE \"none|Filesystem\" | awk '{printf \"%s %s\\n\", $4, $6;}' | sort -n | tail -n1 | awk '{print $NF;}'"));
2174#else
2175 mr_asprintf(&tmp,
2176 call_program_and_get_last_line_of_output
2177 ("LANGUAGE=C df -m -P -x nfs -x nfs4 -x vfat -x ntfs -x ntfs-3g -x smbfs -x smb -x cifs -x afs -x gfs -x ocfs -x ocfs2 -x mvfs -x nsspool -x nssvol -x iso9660| sed 's/ /devdev/' | tr -s '\t' ' ' | grep -vE \"none|Filesystem|/dev/shm\" | awk '{printf \"%s %s\\n\", $4, $6;}' | sort -n | tail -n1 | awk '{print $NF;}'"));
2178#endif
2179
2180 if (tmp[0] != '/') {
2181 mr_asprintf(&sz, tmp);
2182 paranoid_free(tmp);
2183 mr_asprintf(&tmp, "/%s", sz);
2184 mr_free(sz);
2185 }
2186 if (!tmp[0]) {
2187 fatal_error("I couldn't figure out the tempdir!");
2188 }
2189 setup_tmpdir(tmp);
2190 log_it("bkpinfo->tmpdir is being set to %s", bkpinfo->tmpdir);
2191
2192 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%d", tmp,
2193 (int) (random() % 32768));
2194 log_it("bkpinfo->scratchdir is being set to %s", bkpinfo->scratchdir);
2195
2196 mr_asprintf(&command, "rm -Rf %s/tmp.mondo.* %s/mondo.scratch.*", tmp, tmp);
2197 paranoid_free(tmp);
2198
2199 paranoid_system(command);
2200 mr_free(command);
2201}
2202
2203
2204
2205
2206
2207
2208/**
2209 * @addtogroup deviceGroup
2210 * @{
2211 */
2212/**
2213 * If we can read @p dev, set @p output to it.
2214 * If @p dev cannot be read, set @p output to "".
2215 * @param dev The device to check for.
2216 * @param output Set to @p dev if @p dev exists, "" otherwise.
2217 * @return TRUE if @p dev exists, FALSE if it doesn't.
2218 */
2219bool set_dev_to_this_if_rx_OK(char *output, char *dev)
2220{
2221 char *command;
2222
2223 malloc_string(command);
2224 if (!dev || dev[0] == '\0') {
2225 output[0] = '\0';
2226 return (FALSE);
2227 }
2228// assert_string_is_neither_NULL_nor_zerolength(dev);
2229 log_msg(10, "Injecting %s", dev);
2230 inject_device(dev);
2231 if (!does_file_exist(dev)) {
2232 log_msg(10, "%s doesn't exist. Returning FALSE.", dev);
2233 return (FALSE);
2234 }
2235 sprintf(command, "dd bs=%ld count=1 if=%s of=/dev/null &> /dev/null",
2236 512L, dev);
2237 if (!run_program_and_log_output(command, FALSE)
2238 && !run_program_and_log_output(command, FALSE)) {
2239 strcpy(output, dev);
2240 log_msg(4, "Found it - %s", dev);
2241 return (TRUE);
2242 } else {
2243 output[0] = '\0';
2244 log_msg(4, "It's not %s", dev);
2245 return (FALSE);
2246 }
2247}
2248
2249
2250
2251
2252
2253/**
2254 * Find out what number CD is in the drive.
2255 * @param bkpinfo The backup information structure. The @c bkpinfo->media_device field is the only one used.
2256 * @return The current CD number, or -1 if it could not be found.
2257 * @note If the CD is not mounted, it will be mounted
2258 * (and remain mounted after this function returns).
2259 */
2260int what_number_cd_is_this()
2261{
2262 int cd_number = -1;
2263 char *mountdev = NULL;
2264 char *tmp = NULL;
2265
2266 assert(bkpinfo != NULL);
2267// log_it("Asking what_number_cd_is_this");
2268 if (g_ISO_restore_mode) {
2269 mr_asprintf(&tmp, "mount | grep iso9660 | awk '{print $3;}'");
2270
2271 mr_asprintf(&mountdev, "%s%s", call_program_and_get_last_line_of_output(tmp), "/archives/THIS-CD-NUMBER");
2272 cd_number = atoi(last_line_of_file(mountdev));
2273 paranoid_free(mountdev);
2274 paranoid_free(tmp);
2275
2276 return (cd_number);
2277 }
2278
2279 mr_asprintf(&mountdev, bkpinfo->media_device);
2280 if (!mountdev[0]) {
2281 log_it
2282 ("(what_number_cd_is_this) Warning - media_device unknown. Finding out...");
2283 find_cdrom_device(bkpinfo->media_device, FALSE);
2284 }
2285 if (!is_this_device_mounted(MNT_CDROM)) {
2286 if (bkpinfo->backup_media_type == usb) {
2287 mount_USB_here(mountdev, MNT_CDROM);
2288 } else {
2289 mount_CDROM_here(mountdev, MNT_CDROM);
2290 }
2291 }
2292 paranoid_free(mountdev);
2293
2294 cd_number = atoi(last_line_of_file(MNT_CDROM "/archives/THIS-CD-NUMBER"));
2295 return (cd_number);
2296}
2297
2298
2299
2300
2301
2302
2303
2304/**
2305 * Find out what device is mounted as root (/).
2306 * @return Root device.
2307 * @note The returned string points to static storage and will be overwritten with every call.
2308 * @bug A bit of a misnomer; it's actually finding out the root device.
2309 * The mountpoint (where it's mounted) will obviously be '/'.
2310 */
2311char *where_is_root_mounted()
2312{
2313 /*@ buffers **************** */
2314 static char tmp[MAX_STR_LEN];
2315
2316
2317#ifdef __FreeBSD__
2318 strcpy(tmp, call_program_and_get_last_line_of_output
2319 ("mount | grep \" on / \" | cut -d' ' -f1"));
2320#else
2321 strcpy(tmp, call_program_and_get_last_line_of_output
2322 ("mount | grep \" on / \" | cut -d' ' -f1 | sed s/[0-9]// | sed s/[0-9]//"));
2323 if (strstr(tmp, "/dev/cciss/")) {
2324 strcpy(tmp, call_program_and_get_last_line_of_output
2325 ("mount | grep \" on / \" | cut -d' ' -f1 | cut -dp -f1"));
2326 }
2327 if (strstr(tmp, "/dev/md")) {
2328 strcpy(tmp,
2329 call_program_and_get_last_line_of_output
2330 ("mount | grep \" on / \" | cut -d' ' -f1"));
2331 }
2332#endif
2333
2334 return (tmp);
2335}
2336
2337
2338/**
2339 * Find out which boot loader is in use.
2340 * @param which_device Device to look for the boot loader on.
2341 * @return 'L' for LILO, 'E'for ELILO, 'G' for GRUB, 'B' or 'D' for FreeBSD boot loaders, or 'U' for Unknown.
2342 * @note Under Linux, all drives are examined, not just @p which_device.
2343 */
2344#ifdef __FreeBSD__
2345char which_boot_loader(char *which_device)
2346{
2347 int count_lilos = 0;
2348 int count_grubs = 0;
2349 int count_boot0s = 0;
2350 int count_dangerouslydedicated = 0;
2351
2352 log_it("looking at drive %s's MBR", which_device);
2353 if (does_string_exist_in_boot_block(which_device, "GRUB")) {
2354 count_grubs++;
2355 }
2356 if (does_string_exist_in_boot_block(which_device, "LILO")) {
2357 count_lilos++;
2358 }
2359 if (does_string_exist_in_boot_block(which_device, "Drive")) {
2360 count_boot0s++;
2361 }
2362 if (does_string_exist_in_first_N_blocks
2363 (which_device, "FreeBSD/i386", 17)) {
2364 count_dangerouslydedicated++;
2365 }
2366 log_it("%d grubs and %d lilos and %d elilos and %d boot0s and %d DD\n",
2367 count_grubs, count_lilos, count_elilos, count_boot0s,
2368 count_dangerouslydedicated);
2369
2370 if (count_grubs && !count_lilos) {
2371 return ('G');
2372 } else if (count_lilos && !count_grubs) {
2373 return ('L');
2374 } else if (count_grubs == 1 && count_lilos == 1) {
2375 log_it("I'll bet you used to use LILO but switched to GRUB...");
2376 return ('G');
2377 } else if (count_boot0s == 1) {
2378 return ('B');
2379 } else if (count_dangerouslydedicated) {
2380 return ('D');
2381 } else {
2382 log_it("Unknown boot loader");
2383 return ('U');
2384 }
2385}
2386
2387#else
2388
2389char which_boot_loader(char *which_device)
2390{
2391 /*@ buffer ***************************************************** */
2392 char *list_drives_cmd;
2393 char *current_drive;
2394
2395 /*@ pointers *************************************************** */
2396 FILE *pdrives;
2397
2398 /*@ int ******************************************************** */
2399 int count_lilos = 0;
2400 int count_grubs = 0;
2401
2402 /*@ end vars *************************************************** */
2403
2404 malloc_string(list_drives_cmd);
2405 malloc_string(current_drive);
2406
2407#ifdef __IA64__
2408 /* No choice for it */
2409 return ('E');
2410#endif
2411 assert(which_device != NULL);
2412 // sprintf (list_drives_cmd,
2413 // "fdisk -l | grep /dev | grep cyl | tr ':' ' ' | cut -d' ' -f2");
2414
2415 sprintf(list_drives_cmd,
2416 "parted2fdisk -l 2>/dev/null | grep \"/dev/.*:\" | tr -s ':' ' ' | tr -s ' ' '\n' | grep /dev/; echo %s",
2417 where_is_root_mounted());
2418 log_it("list_drives_cmd = %s", list_drives_cmd);
2419
2420 if (!(pdrives = popen(list_drives_cmd, "r"))) {
2421 log_OS_error("Unable to open list of drives");
2422 paranoid_free(list_drives_cmd);
2423 paranoid_free(current_drive);
2424 return ('\0');
2425 }
2426 for ((void)fgets(current_drive, MAX_STR_LEN, pdrives); !feof(pdrives);
2427 (void)fgets(current_drive, MAX_STR_LEN, pdrives)) {
2428 strip_spaces(current_drive);
2429 log_it("looking at drive %s's MBR", current_drive);
2430 if (does_string_exist_in_boot_block(current_drive, "GRUB")) {
2431 count_grubs++;
2432 strcpy(which_device, current_drive);
2433 break;
2434 }
2435 if (does_string_exist_in_boot_block(current_drive, "LILO")) {
2436 count_lilos++;
2437 strcpy(which_device, current_drive);
2438 break;
2439 }
2440 }
2441 if (pclose(pdrives)) {
2442 log_OS_error("Cannot pclose pdrives");
2443 }
2444 log_it("%d grubs and %d lilos\n", count_grubs, count_lilos);
2445 if (count_grubs && !count_lilos) {
2446 return ('G');
2447 } else if (count_lilos && !count_grubs) {
2448 return ('L');
2449 } else if (count_grubs == 1 && count_lilos == 1) {
2450 log_it("I'll bet you used to use LILO but switched to GRUB...");
2451 return ('G');
2452 } else {
2453 // We need to look on each partition then
2454 sprintf(list_drives_cmd,
2455 "parted2fdisk -l 2>/dev/null | grep -E \"^/dev/\" | tr -s ':' ' ' | tr -s ' ' '\n' | grep /dev/");
2456 log_it("list_drives_cmd = %s", list_drives_cmd);
2457
2458 if (!(pdrives = popen(list_drives_cmd, "r"))) {
2459 log_OS_error("Unable to open list of drives");
2460 paranoid_free(list_drives_cmd);
2461 paranoid_free(current_drive);
2462 return ('\0');
2463 }
2464 for ((void)fgets(current_drive, MAX_STR_LEN, pdrives); !feof(pdrives);
2465 (void)fgets(current_drive, MAX_STR_LEN, pdrives)) {
2466 strip_spaces(current_drive);
2467 log_it("looking at partition %s's BR", current_drive);
2468 if (does_string_exist_in_boot_block(current_drive, "GRUB")) {
2469 count_grubs++;
2470 strcpy(which_device, current_drive);
2471 break;
2472 }
2473 if (does_string_exist_in_boot_block(current_drive, "LILO")) {
2474 count_lilos++;
2475 strcpy(which_device, current_drive);
2476 break;
2477 }
2478 }
2479 if (pclose(pdrives)) {
2480 log_OS_error("Cannot pclose pdrives");
2481 }
2482 log_it("%d grubs and %d lilos\n", count_grubs, count_lilos);
2483 paranoid_free(list_drives_cmd);
2484 paranoid_free(current_drive);
2485 if (count_grubs && !count_lilos) {
2486 return ('G');
2487 } else if (count_lilos && !count_grubs) {
2488 return ('L');
2489 } else if (count_grubs == 1 && count_lilos == 1) {
2490 log_it("I'll bet you used to use LILO but switched to GRUB...");
2491 return ('G');
2492 } else {
2493 log_it("Unknown boot loader");
2494 return ('U');
2495 }
2496 }
2497}
2498#endif
2499
2500
2501
2502
2503/**
2504 * Write zeroes over the first 16K of @p device.
2505 * @param device The device to zero.
2506 * @return 0 for success, 1 for failure.
2507 */
2508int zero_out_a_device(char *device)
2509{
2510 FILE *fout;
2511 int i;
2512
2513 assert_string_is_neither_NULL_nor_zerolength(device);
2514
2515 log_it("Zeroing drive %s", device);
2516 if (!(fout = fopen(device, "w"))) {
2517 log_OS_error("Unable to open/write to device");
2518 return (1);
2519 }
2520 for (i = 0; i < 16384; i++) {
2521 fputc('\0', fout);
2522 }
2523 paranoid_fclose(fout);
2524 log_it("Device successfully zeroed.");
2525 return (0);
2526}
2527
2528/**
2529 * Return the device pointed to by @p incoming.
2530 * @param incoming The device to resolve symlinks for.
2531 * @return The path to the real device file.
2532 * @note The returned string points to static storage that will be overwritten with each call.
2533 * @bug Won't work with file v4.0; needs to be written in C.
2534 */
2535char *resolve_softlinks_to_get_to_actual_device_file(char *incoming)
2536{
2537 static char output[MAX_STR_LEN];
2538 char *command;
2539 char *curr_fname;
2540 char *scratch = NULL;
2541 char *tmp = NULL;
2542 char *p;
2543
2544 struct stat statbuf;
2545 command = malloc(1000);
2546 malloc_string(curr_fname);
2547 if (!does_file_exist(incoming)) {
2548 log_it
2549 ("resolve_softlinks_to_get_to_actual_device_file --- device not found");
2550 strcpy(output, incoming);
2551 } else {
2552 strcpy(curr_fname, incoming);
2553 lstat(curr_fname, &statbuf);
2554 while (S_ISLNK(statbuf.st_mode)) {
2555 log_msg(1, "curr_fname = %s", curr_fname);
2556 sprintf(command, "file %s", curr_fname);
2557 mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
2558 for (p = tmp + strlen(tmp); p != tmp && *p != '`' && *p != ' ';
2559 p--);
2560 p++;
2561 mr_asprintf(&scratch, p);
2562 for (p = scratch; *p != '\0' && *p != '\''; p++);
2563 *p = '\0';
2564 log_msg(0, "curr_fname %s --> '%s' --> %s", curr_fname, tmp, scratch);
2565 mr_free(tmp);
2566
2567 if (scratch[0] == '/') {
2568 strcpy(curr_fname, scratch); // copy whole thing because it's an absolute softlink
2569 } else { // copy over the basename cos it's a relative softlink
2570 p = curr_fname + strlen(curr_fname);
2571 while (p != curr_fname && *p != '/') {
2572 p--;
2573 }
2574 if (*p == '/') {
2575 p++;
2576 }
2577 strcpy(p, scratch);
2578 }
2579 mr_free(scratch);
2580 lstat(curr_fname, &statbuf);
2581 }
2582 strcpy(output, curr_fname);
2583 log_it("resolved %s to %s", incoming, output);
2584 }
2585 paranoid_free(command);
2586 paranoid_free(curr_fname);
2587 return (output);
2588}
2589
2590/* @} - end of deviceGroup */
2591
2592
2593/**
2594 * Return the type of partition format (GPT or MBR)
2595 */
2596char *which_partition_format(const char *drive)
2597{
2598 static char output[4];
2599 char *tmp = NULL;
2600 char *command;
2601 char *fdisk;
2602#ifdef __IA64__
2603 struct stat buf;
2604#endif
2605 malloc_string(command);
2606 malloc_string(fdisk);
2607 log_msg(0, "Looking for partition table format type");
2608 sprintf(fdisk, "/sbin/parted2fdisk");
2609 log_msg(1, "Using %s", fdisk);
2610 sprintf(command, "%s -l %s | grep 'EFI GPT'", fdisk, drive);
2611 mr_asprintf(&tmp, call_program_and_get_last_line_of_output(command));
2612 if (strstr(tmp, "GPT") == NULL) {
2613 strcpy(output, "MBR");
2614 } else {
2615 strcpy(output, "GPT");
2616 }
2617 mr_free(tmp);
2618
2619 log_msg(0, "Found %s partition table format type", output);
2620 paranoid_free(command);
2621 paranoid_free(fdisk);
2622 return (output);
2623}
2624
2625/* @} - end of deviceGroup */
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