source: MondoRescue/trunk/mondo/mondo/common/libmondo-devices.c@ 130

Last change on this file since 130 was 127, checked in by bcornec, 18 years ago

merge -r 125:126 $SVN_M/branches/2.05
  • Property svn:keywords set to Id
File size: 71.3 KB
RevLine 
[1]1/* libmondo-devices.c Subroutines for handling devices
[59]2 $Id: libmondo-devices.c 127 2005-11-19 01:27:31Z bcornec $
[1]3*/
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 "lib-common-externs.h"
15#include "libmondo-string-EXT.h"
16#include "libmondo-tools-EXT.h"
17#include "libmondo-gui-EXT.h"
18#include "libmondo-fork-EXT.h"
19#include "libmondo-stream-EXT.h"
20
21#include <sys/types.h>
22#ifdef __FreeBSD__
23#define DKTYPENAMES
24#define FSTYPENAMES
25#include <sys/disklabel.h>
26#include <sys/disk.h>
27#elif linux
28#define u64 unsigned long long
[59]29#include <linux/fs.h> /* for BLKGETSIZE64 */
[1]30#include <linux/hdreg.h>
31#endif
32
33/*@unused@*/
[59]34//static char cvsid[] = "$Id: libmondo-devices.c 127 2005-11-19 01:27:31Z bcornec $";
[1]35
36extern int g_current_media_number;
37extern double g_kernel_version;
38
39extern bool g_ISO_restore_mode;
40extern struct s_bkpinfo *g_bkpinfo_DONTUSETHIS;
41extern char *g_erase_tmpdir_and_scratchdir;
[75]42extern char *g_selfmounted_isodir;
[1]43
[59]44static char g_cdrw_drive_is_here[MAX_STR_LEN / 4] = "";
45static char g_cdrom_drive_is_here[MAX_STR_LEN / 4] = "";
46static char g_dvd_drive_is_here[MAX_STR_LEN / 4] = "";
[1]47
48
49/**
50 * ????? @bug ?????
51 * @ingroup globalGroup
52 */
[59]53bool g_restoring_live_from_cd = FALSE;
[1]54
[59]55extern t_bkptype g_backup_media_type; // set by main()
[1]56
57
58
59
60void set_g_cdrom_and_g_dvd_to_bkpinfo_value(struct s_bkpinfo *bkpinfo)
61{
[59]62 strcpy(g_cdrom_drive_is_here, bkpinfo->media_device); // just in case
63 strcpy(g_dvd_drive_is_here, bkpinfo->media_device); // just in case
[1]64}
65
66
67
68/**
69 * Retract all CD trays and wait for autorun to complete.
70 * @ingroup deviceGroup
71 */
72void retract_CD_tray_and_defeat_autorun(void)
73{
74// log_it("rctada: Retracting all CD trays", __LINE__);
[59]75 if (strlen(g_cdrom_drive_is_here) > 0) {
76 inject_device(g_cdrom_drive_is_here);
77 }
78 if (strlen(g_dvd_drive_is_here) > 0) {
79 inject_device(g_dvd_drive_is_here);
80 }
81 if (strlen(g_cdrw_drive_is_here) > 0) {
82 inject_device(g_cdrw_drive_is_here);
83 }
[1]84// log_it("rctada: killing autorun");
85// run_program_and_log_output("killall autorun", TRUE);
[59]86 if (!run_program_and_log_output("ps | grep autorun | grep -v grep", 5)) {
87 log_it("autorun detected; sleeping for 2 seconds");
88 sleep(2);
89 }
90 log_it("rctada: Unmounting all CD drives", __LINE__);
91 run_program_and_log_output("umount /dev/cdr* /dev/dvd*", 5);
[1]92}
93
94
95
96/**
97 * Determine whether we're booted off a ramdisk.
98 * @return @c TRUE (we are) or @c FALSE (we aren't).
99 * @ingroup utilityGroup
100 */
[59]101bool am_I_in_disaster_recovery_mode(void)
[1]102{
[59]103 char *tmp, *comment;
104 bool is_this_a_ramdisk = FALSE;
[1]105
[59]106 malloc_string(tmp);
107 malloc_string(comment);
108 strcpy(tmp, where_is_root_mounted());
109 sprintf(comment, "root is mounted at %s\n", tmp);
110 log_msg(0, comment);
111 log_msg(0,
112 "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().",
113 tmp);
[1]114
115#ifdef __FreeBSD__
[59]116 if (strstr(tmp, "/dev/md")) {
117 is_this_a_ramdisk = TRUE;
118 }
[1]119#else
[59]120 if (!strncmp(tmp, "/dev/ram", 8)
121 || (!strncmp(tmp, "/dev/rd", 7) && !strcmp(tmp, "/dev/rd/")
122 && strncmp(tmp, "/dev/rd/cd", 10)) || strstr(tmp, "rootfs")
123 || !strcmp(tmp, "/dev/root")) {
124 is_this_a_ramdisk = TRUE;
125 } else {
126 is_this_a_ramdisk = FALSE;
127 }
[1]128#endif
129
[59]130 if (is_this_a_ramdisk) {
131 if (!does_file_exist("/THIS-IS-A-RAMDISK")
132 && !does_file_exist("/tmp/mountlist.txt.sample")) {
133 log_to_screen
134 ("Using /dev/root is stupid of you but I'll forgive you.");
135 is_this_a_ramdisk = FALSE;
136 }
137 }
138 if (does_file_exist("/THIS-IS-A-RAMDISK")) {
139 is_this_a_ramdisk = TRUE;
140 }
141 paranoid_free(tmp);
142 paranoid_free(comment);
143 log_msg(1, "Is this a ramdisk? result = %d", is_this_a_ramdisk);
144 return (is_this_a_ramdisk);
[1]145}
146
147
148
149
150
151/**
152 * Turn @c bkpinfo->backup_media_type into a human-readable string.
153 * @return The human readable string (e.g. @c cdr becomes <tt>"cdr"</tt>).
154 * @note The returned string points to static storage that will be overwritten with each call.
155 * @ingroup stringGroup
156 */
157static char *bkptype_to_string(t_bkptype bt)
158{
[59]159 static char output[MAX_STR_LEN / 4];
160 switch (bt) {
161 case none:
162 strcpy(output, "none");
[1]163 break;
[59]164 case iso:
165 strcpy(output, "iso");
[1]166 break;
[59]167 case cdr:
168 strcpy(output, "cdr");
[1]169 break;
[59]170 case cdrw:
171 strcpy(output, "cdrw");
[1]172 break;
[59]173 case cdstream:
174 strcpy(output, "cdstream");
[1]175 break;
[59]176 case nfs:
177 strcpy(output, "nfs");
[1]178 break;
[59]179 case tape:
180 strcpy(output, "tape");
[1]181 break;
[59]182 case udev:
183 strcpy(output, "udev");
[1]184 break;
[59]185 default:
186 strcpy(output, "default");
187 }
188 return (output);
[1]189}
190
191
192
193/**
194 * @addtogroup deviceGroup
195 * @{
196 */
197/**
198 * Eject the tray of the specified CD device.
199 * @param dev The device to eject.
200 * @return the return value of the @c eject command. (0=success, nonzero=failure)
201 */
[59]202int eject_device(char *dev)
[1]203{
[59]204 char *command;
205 int res1 = 0, res2 = 0;
[1]206
[59]207 malloc_string(command);
[1]208
[59]209 if (IS_THIS_A_STREAMING_BACKUP(g_backup_media_type)
210 && g_backup_media_type != udev) {
211 sprintf(command, "mt -f %s offline", dev);
212 res1 = run_program_and_log_output(command, 1);
213 } else {
214 res1 = 0;
215 }
[1]216
217#ifdef __FreeBSD__
[59]218 if (strstr(dev, "acd")) {
219 sprintf(command, "cdcontrol -f %s eject", dev);
220 } else {
221 sprintf(command, "camcontrol eject `echo %s | sed 's|/dev/||'`",
222 dev);
223 }
[1]224#else
[59]225 sprintf(command, "eject %s", dev);
[1]226#endif
227
[59]228 log_msg(3, "Ejecting %s", dev);
229 res2 = run_program_and_log_output(command, 1);
230 paranoid_free(command);
231 if (res1 && res2) {
232 return (1);
233 } else {
234 return (0);
235 }
[1]236}
237
238/**
239 * Load (inject) the tray of the specified CD device.
240 * @param dev The device to load/inject.
241 * @return 0 for success, nonzero for failure.
242 */
[59]243int inject_device(char *dev)
[1]244{
[59]245 char *command;
246 int i;
[1]247
[59]248 malloc_string(command);
[1]249
250
251#ifdef __FreeBSD__
[59]252 if (strstr(dev, "acd")) {
253 sprintf(command, "cdcontrol -f %s close", dev);
254 } else {
255 sprintf(command, "camcontrol load `echo %s | sed 's|/dev/||'`",
256 dev);
257 }
[1]258#else
[59]259 sprintf(command, "eject -t %s", dev);
[1]260#endif
[59]261 i = run_program_and_log_output(command, FALSE);
262 paranoid_free(command);
263 return (i);
[1]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 */
[59]272bool does_device_exist(char *device)
[1]273{
274
[59]275 /*@ buffers *********************************************************** */
276 char *tmp;
[1]277
[59]278 malloc_string(tmp);
279 assert_string_is_neither_NULL_nor_zerolength(device);
[1]280
[59]281 sprintf(tmp, "ls %s > /dev/null 2> /dev/null", device);
282
283 paranoid_free(tmp);
284 if (system(tmp)) {
285 return (FALSE);
286 } else {
287 return (TRUE);
288 }
[1]289}
290
291
292/**
293 * Determine whether a non-Microsoft partition exists on any connected hard drive.
294 * @return TRUE (there's a Linux/FreeBSD partition) or FALSE (Microsoft has taken over yet another innocent PC).
295 */
[59]296bool does_nonMS_partition_exist(void)
[1]297{
298#if __FreeBSD__
[59]299 return
300 !system
301 ("for drive in /dev/ad? /dev/da?; do fdisk $drive | grep -q FreeBSD && exit 0; done; false");
[1]302#else
[59]303 return
304 !system
305 ("parted2fdisk -l 2>/dev/null | grep '^/dev/' | egrep -qv '(MS|DOS|FAT|NTFS)'");
[1]306#endif
307}
308
309/**
310 * Determine whether the specified @p partno exists on the specified @p drive.
311 * @param drive The drive to search for the partition in.
312 * @param partno The partition number to look for.
313 * @return 0 if it exists, nonzero otherwise.
314 */
[59]315int does_partition_exist(const char *drive, int partno)
[1]316{
[59]317 /*@ buffers **************************************************** */
318 char *program;
319 char *incoming;
320 char *searchstr;
321 char *tmp;
[1]322
[59]323 /*@ ints ******************************************************* */
324 int res = 0;
[1]325
[59]326 /*@ pointers *************************************************** */
327 FILE *fin;
[1]328
329
[59]330 /*@ end vars *************************************************** */
331 assert_string_is_neither_NULL_nor_zerolength(drive);
332 assert(partno >= 0 && partno < 999);
[1]333
[59]334 malloc_string(program);
335 malloc_string(incoming);
336 malloc_string(searchstr);
337 malloc_string(tmp);
[1]338
339#ifdef __FreeBSD__
[59]340 // We assume here that this is running from mondorestore. (It is.)
341 sprintf(program, "ls %s >/dev/null 2>&1", drive,
342 build_partition_name(tmp, drive, partno));
343 return system(program);
[1]344#else
[59]345 tmp[0] = '\0';
[1]346#endif
347
[59]348 sprintf(program, "parted2fdisk -l %s 2> /dev/null", drive);
349 fin = popen(program, "r");
350 if (!fin) {
351 log_it("program=%s", program);
352 log_OS_error("Cannot popen-in program");
353 return (0);
[1]354 }
[59]355 (void) build_partition_name(searchstr, drive, partno);
356 strcat(searchstr, " ");
357 for (res = 0; !res && fgets(incoming, MAX_STR_LEN - 1, fin);) {
358 if (strstr(incoming, searchstr)) {
359 res = 1;
360 }
361 }
362 if (pclose(fin)) {
363 log_OS_error("Cannot pclose fin");
364 }
365 paranoid_free(program);
366 paranoid_free(incoming);
367 paranoid_free(searchstr);
368 paranoid_free(tmp);
369 return (res);
[1]370}
371
372
373
374
375
376/**
377 * Determine whether given NULL-terminated @p str exists in the MBR of @p dev.
378 * @param dev The device to look in.
379 * @param str The string to look for.
380 * @return TRUE if it exists, FALSE if it doesn't.
381 */
[59]382bool does_string_exist_in_boot_block(char *dev, char *str)
[1]383{
[59]384 /*@ buffers **************************************************** */
385 char *command;
[1]386
[59]387 /*@ end vars *************************************************** */
388 int i;
[1]389
[59]390 assert_string_is_neither_NULL_nor_zerolength(dev);
391 assert_string_is_neither_NULL_nor_zerolength(str);
[1]392
[59]393 malloc_string(command);
394 sprintf(command,
395 "dd if=%s bs=446 count=1 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
396 dev, str);
397 i = system(command);
398 paranoid_free(command);
399 if (i) {
400 return (FALSE);
401 } else {
402 return (TRUE);
403 }
[1]404}
405
406/**
407 * Determine whether specified @p str exists in the first @p n sectors of
408 * @p dev.
409 * @param dev The device to look in.
410 * @param str The string to look for.
411 * @param n The number of 512-byte sectors to search.
412 */
[59]413bool does_string_exist_in_first_N_blocks(char *dev, char *str, int n)
[1]414{
[59]415 /*@ buffers **************************************************** */
416 char *command;
417 /*@ end vars *************************************************** */
418 int i;
[1]419
[59]420 malloc_string(command);
421 sprintf(command,
422 "dd if=%s bs=512 count=%i 2> /dev/null | strings | grep \"%s\" > /dev/null 2> /dev/null",
423 dev, n, str);
424 i = system(command);
425 paranoid_free(command);
426 if (i) {
427 return (FALSE);
428 } else {
429 return (TRUE);
430 }
[1]431}
432
433
434
435/**
436 * Try to mount CD-ROM at @p mountpoint. If the CD-ROM is not found or has
437 * not been specified, call find_cdrom_device() to find it.
438 * @param bkpinfo The backup information structure. The only field used is @c bkpinfo->media_device.
439 * @param mountpoint Where to mount the CD-ROM.
440 * @return 0 for success, nonzero for failure.
441 * @see mount_CDROM_here
442 */
[59]443int find_and_mount_actual_cd(struct s_bkpinfo *bkpinfo, char *mountpoint)
[1]444{
[59]445 /*@ buffers ***************************************************** */
[1]446
[59]447 /*@ int's ****************************************************** */
448 int res;
449 char *dev;
[1]450
[59]451 /*@ end vars **************************************************** */
[1]452
[59]453 malloc_string(dev);
454 assert(bkpinfo != NULL);
455 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
[1]456
[59]457 if (g_backup_media_type == dvd) {
458 strcpy(dev, g_dvd_drive_is_here);
459 if (!dev[0]) {
460 find_dvd_device(dev, FALSE);
461 }
462 } else {
463 strcpy(dev, g_cdrom_drive_is_here);
464 if (!dev[0]) {
465 find_cdrom_device(dev, FALSE);
466 }
467 }
[1]468
[59]469 if (bkpinfo->backup_media_type != iso) {
470 retract_CD_tray_and_defeat_autorun();
471 }
[1]472
[59]473 if (!dev[0] || (res = mount_CDROM_here(dev, mountpoint))) {
474 if (!popup_and_get_string
[1]475 ("CD-ROM device", "Please enter your CD-ROM's /dev device",
[59]476 dev, MAX_STR_LEN / 4)) {
477 res = 1;
478 } else {
479 res = mount_CDROM_here(dev, mountpoint);
480 }
481 }
482 if (res) {
483 log_msg(1, "mount failed");
484 } else {
485 log_msg(1, "mount succeeded with %s", dev);
486 }
487 paranoid_free(dev);
488 return (res);
[1]489}
490
491
492
493
494
495/**
496 * Locate a CD-R/W writer's SCSI node.
497 * @param cdrw_device SCSI node will be placed here.
498 * @return 0 for success, nonzero for failure.
499 */
500
501
502/**
503 * Locate a CD-R/W writer's SCSI node.
504 * @param cdrw_device SCSI node will be placed here.
505 * @return 0 for success, nonzero for failure.
506 */
[59]507int find_cdrw_device(char *cdrw_device)
[1]508{
[59]509 /*@ buffers ************************ */
510 char *comment;
511 char *tmp;
512 char *cdr_exe;
513 char *command;
[1]514
[59]515 malloc_string(comment);
516 malloc_string(tmp);
517 malloc_string(cdr_exe);
518 malloc_string(command);
519 if (g_cdrw_drive_is_here[0]) {
520 strcpy(cdrw_device, g_cdrw_drive_is_here);
521 log_msg(3, "Been there, done that. Returning %s", cdrw_device);
522 paranoid_free(comment);
523 paranoid_free(tmp);
524 paranoid_free(cdr_exe);
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(tmp);
533 paranoid_free(cdr_exe);
534 paranoid_free(command);
535 return (1);
536 }
537 run_program_and_log_output("insmod ide-scsi", -1);
538 if (find_home_of_exe("cdrecord")) {
539 strcpy(cdr_exe, "cdrecord");
540 } else {
541 strcpy(cdr_exe, "dvdrecord");
542 }
543 tmp[0] = '\0';
544 if (find_home_of_exe(cdr_exe)) {
545 sprintf(command,
546 "%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",
547 cdr_exe);
548 strcpy(tmp, call_program_and_get_last_line_of_output(command));
549 }
550 if (strlen(tmp) < 2) {
551 paranoid_free(comment);
552 paranoid_free(tmp);
553 paranoid_free(cdr_exe);
554 paranoid_free(command);
555 return 1;
556 } else {
557 strcpy(cdrw_device, tmp);
558 sprintf(comment, "Found CDRW device - %s", cdrw_device);
559 log_it(comment);
560 strcpy(g_cdrw_drive_is_here, cdrw_device);
561 paranoid_free(comment);
562 paranoid_free(tmp);
563 paranoid_free(cdr_exe);
564 paranoid_free(command);
565 return (0);
566 }
[1]567}
568
569
570
571
572/**
573 * Attempt to locate a CD-ROM device's /dev entry.
574 * Several different methods may be used to find the device, including
575 * calling @c cdrecord, searching @c dmesg, and trial-and-error.
576 * @param output Where to put the located /dev entry.
577 * @param try_to_mount Whether to mount the CD as part of the test; if mount
578 * fails then return failure.
579 * @return 0 for success, nonzero for failure.
580 */
[59]581int find_cdrom_device(char *output, bool try_to_mount)
[1]582{
[59]583 /*@ pointers **************************************************** */
584 FILE *fin;
585 char *p;
586 char *q;
587 char *r;
588 int retval = 0;
[1]589
[59]590 /*@ bool's ****************************************************** */
591 bool found_it = FALSE;
[1]592
[59]593 /*@ buffers ***************************************************** */
594 char *tmp;
595 char *cdr_exe;
596 char *phrase_one;
597 char *phrase_two;
598 char *command;
599 char *dvd_last_resort;
600 char *mountpoint;
601 static char the_last_place_i_found_it[MAX_STR_LEN] = "";
[1]602
[59]603 /*@ intialize *************************************************** */
604 malloc_string(tmp);
605 malloc_string(cdr_exe);
606 malloc_string(phrase_one);
607 malloc_string(phrase_two);
608 malloc_string(command);
609 malloc_string(dvd_last_resort);
610 malloc_string(mountpoint);
[1]611
[59]612 output[0] = '\0';
613 phrase_one[0] = '\0';
614 phrase_two[0] = '\0';
615 dvd_last_resort[0] = '\0';
[1]616
[59]617 /*@ end vars **************************************************** */
[1]618
[59]619 if (g_cdrom_drive_is_here[0] && !isdigit(g_cdrom_drive_is_here[0])) {
620 strcpy(output, g_cdrom_drive_is_here);
621 log_msg(3, "Been there, done that. Returning %s", output);
622 retval = 0;
623 goto end_of_find_cdrom_device;
624 }
625 if (the_last_place_i_found_it[0] != '\0' && !try_to_mount) {
626 strcpy(output, the_last_place_i_found_it);
627 log_msg(3,
628 "find_cdrom_device() --- returning last found location - '%s'",
629 output);
630 retval = 0;
631 goto end_of_find_cdrom_device;
632 }
[1]633
[59]634 sprintf(mountpoint, "/tmp/cd.%d", (int) (random() % 32767));
635 make_hole_for_dir(mountpoint);
[1]636
[59]637 if (find_home_of_exe("cdrecord")) {
638 strcpy(cdr_exe, "cdrecord");
639 } else {
640 strcpy(cdr_exe, "dvdrecord");
641 }
642 tmp[0] = '\0';
643 if (!find_home_of_exe(cdr_exe)) {
644 strcpy(output, "/dev/cdrom");
645 log_msg(4, "Can't find cdrecord; assuming %s", output);
646 if (!does_device_exist(output)) {
647 log_msg(4, "That didn't work. Sorry.");
648 retval = 1;
649 goto end_of_find_cdrom_device;
650 } else {
651 retval = 0;
652 goto end_of_find_cdrom_device;
653 }
654 }
655
656 sprintf(command, "%s -scanbus 2> /dev/null", cdr_exe);
657 fin = popen(command, "r");
658 if (!fin) {
659 log_msg(4, "command=%s", command);
660 log_OS_error("Cannot popen command");
661 return (1);
662 }
663 for (fgets(tmp, MAX_STR_LEN, fin); !feof(fin);
664 fgets(tmp, MAX_STR_LEN, fin)) {
665 p = strchr(tmp, '\'');
666 if (p) {
667 q = strchr(++p, '\'');
668 if (q) {
669 for (r = q; *(r - 1) == ' '; r--);
670 *r = '\0';
671 strcpy(phrase_one, p);
672 p = strchr(++q, '\'');
673 if (p) {
674 q = strchr(++p, '\'');
675 if (q) {
676 while (*(q - 1) == ' ') {
677 q--;
678 }
679 *q = '\0';
680 strcpy(phrase_two, p);
681 }
682 }
[1]683 }
684 }
685 }
[59]686 paranoid_pclose(fin);
[1]687
688#ifndef __FreeBSD__
[59]689 if (strlen(phrase_two) == 0) {
690 log_msg(4, "Not running phase two. String is empty.");
691 } else {
692 sprintf(command, "dmesg | grep \"%s\" 2> /dev/null", phrase_two);
693 fin = popen(command, "r");
694 if (!fin) {
695 log_msg(4, "Cannot run 2nd command - non-fatal, fortunately");
696 } else {
697 for (fgets(tmp, MAX_STR_LEN, fin); !feof(fin);
698 fgets(tmp, MAX_STR_LEN, fin)) {
699 log_msg(5, "--> '%s'", tmp);
700 if (tmp[0] != ' ' && tmp[1] != ' ') {
701 p = strchr(tmp, ':');
702 if (p) {
703 *p = '\0';
704 if (strstr(tmp, "DVD")) {
705 sprintf(dvd_last_resort, "/dev/%s", tmp);
706 log_msg(4,
707 "Ignoring '%s' because it's a DVD drive",
708 tmp);
709 } else {
710 sprintf(output, "/dev/%s", tmp);
711 found_it = TRUE;
712 }
713 }
714 }
715 }
716 paranoid_pclose(fin);
717 }
718 }
[1]719
720#endif
721#ifdef __FreeBSD__
[59]722 if (!found_it) {
723 log_msg(4, "OK, approach 2");
724 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
725 if (!
726 (found_it =
727 set_dev_to_this_if_rx_OK(output, "/dev/cdrom1"))) {
728 if (!
729 (found_it =
730 set_dev_to_this_if_rx_OK(output, "/dev/dvd"))) {
731 if (!
732 (found_it =
733 set_dev_to_this_if_rx_OK(output, "/dev/acd0"))) {
734 if (!
735 (found_it =
736 set_dev_to_this_if_rx_OK(output,
737 "/dev/cd01"))) {
738 if (!
739 (found_it =
740 set_dev_to_this_if_rx_OK(output,
741 "/dev/acd1"))) {
742 if (!
743 (found_it =
744 set_dev_to_this_if_rx_OK(output,
745 "/dev/cd1")))
746 {
747 retval = 1;
748 goto end_of_find_cdrom_device;
749 }
750 }
751 }
752 }
753 }
754 }
755 }
756 }
[1]757#else
[59]758 if (!found_it && strlen(dvd_last_resort) > 0) {
759 log_msg(4, "Well, I'll use the DVD - %s - as a last resort",
760 dvd_last_resort);
761 strcpy(output, dvd_last_resort);
762 found_it = TRUE;
[1]763 }
[59]764 if (found_it) {
765 sprintf(tmp, "grep \"%s=ide-scsi\" /proc/cmdline &> /dev/null",
766 strrchr(output, '/') + 1);
767 if (system(tmp) == 0) {
768 log_msg(4,
769 "%s is not right. It's being SCSI-emulated. Continuing.",
770 output);
771 found_it = FALSE;
772 output[0] = '\0';
773 }
774 }
[1]775
[59]776 if (found_it) {
777 log_msg(4, "(find_cdrom_device) --> '%s'", output);
778 if (!does_device_exist(output)) {
779 found_it = FALSE;
780 log_msg(4, "OK, I was wrong, I haven't found it... yet.");
781 }
782 }
[1]783
[59]784 if (!found_it) {
785 log_msg(4, "OK, approach 2");
786 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/scd0"))) {
787 if (!(found_it = set_dev_to_this_if_rx_OK(output, "/dev/sr0"))) {
788 if (!
789 (found_it =
790 set_dev_to_this_if_rx_OK(output, "/dev/cdrom"))) {
791 if (!
792 (found_it =
793 set_dev_to_this_if_rx_OK(output,
794 "/dev/cdrom0"))) {
795 if (!
796 (found_it =
797 set_dev_to_this_if_rx_OK(output,
798 "/dev/cdrom1"))) {
799 if (!
800 (found_it =
801 set_dev_to_this_if_rx_OK(output,
802 "/dev/sr1"))) {
803 if (!
804 (found_it =
805 set_dev_to_this_if_rx_OK(output,
806 "/dev/dvd")))
807 {
808 if (!
809 (found_it =
810 set_dev_to_this_if_rx_OK(output,
811 g_cdrw_drive_is_here)))
812 {
813 retval = 1;
814 goto end_of_find_cdrom_device;
815 }
816 }
817 }
818 }
819 }
820 }
821 }
822 }
823 }
[1]824#endif
825
[59]826 if (found_it && try_to_mount) {
827 if (mount_CDROM_here(output, mountpoint)) {
828 log_msg(4, "[Cardigans] I've changed my mind");
829 found_it = FALSE;
830 } else {
831 sprintf(tmp, "%s/archives", mountpoint);
832 if (!does_file_exist(tmp)) {
833 log_msg(4, "[Cardigans] I'll take it back");
834 found_it = FALSE;
835 } else {
836 sprintf(command, "umount %s", output);
837 paranoid_system(command);
838 log_msg(4, "I'm confident the Mondo CD is in %s", output);
839 }
840 }
841 }
842 unlink(mountpoint);
[1]843
[59]844 if (found_it) {
845 if (!does_file_exist(output)) {
846 log_msg(3, "I still haven't found it.");
847 return (1);
848 }
849 log_msg(3, "(find_cdrom_device) --> '%s'", output);
850 strcpy(the_last_place_i_found_it, output);
851 strcpy(g_cdrom_drive_is_here, output);
852 retval = 0;
853 goto end_of_find_cdrom_device;
854 }
[1]855
[59]856 sprintf(command,
857 "%s -scanbus | grep \"[0-9],[0-9],[0-9]\" | grep \"[D|C][V|D]\" | grep -n \"\" | grep \"%s\" | cut -d':' -f2",
858 cdr_exe, g_cdrw_drive_is_here);
859 log_msg(1, "command=%s", command);
860 strcpy(tmp, call_program_and_get_last_line_of_output(command));
861 if (tmp[0]) {
862 strcpy(output, tmp);
863 log_msg(4, "Finally found it at %s", output);
864 retval = 0;
865 goto end_of_find_cdrom_device;
866 } else {
867 log_msg(4, "Still couldn't find it.");
868 retval = 1;
869 goto end_of_find_cdrom_device;
870 }
871 end_of_find_cdrom_device:
872 paranoid_free(tmp);
873 paranoid_free(cdr_exe);
874 paranoid_free(phrase_one);
875 paranoid_free(phrase_two);
876 paranoid_free(command);
877 paranoid_free(dvd_last_resort);
878 paranoid_free(mountpoint);
879 return (retval);
[1]880}
881
882
883
884
885
[59]886int find_dvd_device(char *output, bool try_to_mount)
[1]887{
[59]888 char *command;
889 char *tmp;
890 int retval = 0, devno = -1;
[1]891
[59]892 malloc_string(command);
893 malloc_string(tmp);
[1]894
[59]895 if (g_dvd_drive_is_here[0]) {
896 strcpy(output, g_dvd_drive_is_here);
897 log_msg(3, "Been there, done that. Returning %s", output);
898 return (0);
899 }
[1]900
[59]901 sprintf(tmp, call_program_and_get_last_line_of_output
902 ("dvdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
[1]903 );
[59]904 log_msg(5, "tmp = '%s'", tmp);
905 if (!tmp[0])
906 sprintf(tmp, call_program_and_get_last_line_of_output
907 ("cdrecord -scanbus 2> /dev/null | grep \") '\" | grep -n \"\" | grep DVD | cut -d':' -f1")
908 );
909 if (tmp[0]) {
910 devno = atoi(tmp) - 1;
911 }
912 if (devno >= 0) {
913 retval = 0;
914 sprintf(output, "/dev/scd%d", devno);
915 strcpy(g_dvd_drive_is_here, output);
916 log_msg(2, "I think DVD is at %s", output);
917 } else {
918 log_msg(2, "I cannot find DVD");
919 retval = 1;
920 }
[1]921
[59]922 if (try_to_mount) {
923 log_msg(1, "Ignoring the fact that try_to_mount==TRUE");
924 }
925 return (retval);
[1]926}
927
928
929
930
931
932#include <sys/ioctl.h>
933
934/**
935 * Find the size of the specified @p drive, in megabytes. Uses @c ioctl calls
936 * and @c dmesg.
937 * @param drive The device to find the size of.
938 * @return size in megabytes.
939 */
[59]940long get_phys_size_of_drive(char *drive)
[1]941{
[59]942 int fd;
[1]943#if linux
[59]944 unsigned long long s = 0;
945 int fileid, cylinders = 0, cylindersleft = 0;
946 int cylindersize = 0;
[1]947 int gotgeo = 0;
948
[59]949
950 struct hd_geometry hdgeo;
[1]951#elif __FreeBSD__
[59]952 off_t s;
[1]953#endif
954
[59]955 long outvalA = -1;
956 long outvalB = -1;
957 long outvalC = -1;
[1]958
[59]959 if ((fd = open(drive, O_RDONLY)) != -1) {
960 if (ioctl(fd,
[1]961#if linux
[59]962#ifdef BLKGETSIZE64
963 BLKGETSIZE64,
964#else
965 BLKGETSIZE,
966#endif
[1]967#elif __FreeBSD__
[59]968 DIOCGMEDIASIZE,
[1]969#endif
[59]970 &s) != -1) {
971 close(fd);
972 // s>>11 works for older disks but not for newer ones
973 outvalB =
[1]974#if linux
[59]975#ifdef BLKGETSIZE64
976 s >> 20
[1]977#else
[59]978 s >> 11
[1]979#endif
[59]980#else
981 s >> 20
982#endif
983 ;
984 }
[1]985 }
986
[59]987 if (outvalB <= 0) {
988 log_msg(1, "Error getting size of %s: %s", drive, strerror(errno));
989 }
[1]990#if linux
[59]991 fileid = open(drive, O_RDONLY);
[1]992 if (fileid) {
[59]993 if (ioctl(fileid, HDIO_GETGEO, &hdgeo) != -1) {
[1]994 if (hdgeo.cylinders && hdgeo.heads && hdgeo.sectors) {
995 cylindersleft = cylinders = hdgeo.cylinders;
996 cylindersize = hdgeo.heads * hdgeo.sectors / 2;
997 outvalA = cylindersize * cylinders / 1024;
[59]998 log_msg(2, "Got Harddisk geometry, C:%d, H:%d, S:%d",
999 hdgeo.cylinders, hdgeo.heads, hdgeo.sectors);
[1]1000 gotgeo = 1;
1001 } else {
[59]1002 log_msg(1, "Harddisk geometry wrong");
[1]1003 }
1004 } else {
[59]1005 log_msg(1,
1006 "Error in ioctl() getting new hard disk geometry (%s), resizing in unsafe mode",
1007 strerror(errno));
[1]1008 }
1009 close(fileid);
1010 } else {
[59]1011 log_msg(1, "Failed to open %s for reading: %s", drive,
1012 strerror(errno));
[1]1013 }
1014 if (!gotgeo) {
[59]1015 log_msg(1, "Failed to get harddisk geometry, using old mode");
[1]1016 }
1017/*
1018 if ((fd = open (drive, O_RDONLY)) != -1) {
1019 if (ioctl (fd, HDIO_GETGEO, &hdgeo) != -1) {
1020 close (fd);
1021 log_msg (2, "Geometry of drive %s is C:%d, H:%d, S%d, its size is %d MB", drive, hdgeo.cylinders, hdgeo.heads, hdgeo.sectors, (hdgeo.cylinders * hdgeo.heads * hdgeo.sectors / 2 / 1024));
1022 if ( hdgeo.cylinders && hdgeo.heads && hdgeo.sectors ) {
1023 outvalB = ((long) (hdgeo.cylinders * hdgeo.heads * hdgeo.sectors / 2 / 1024));
1024 }
1025 }
1026 close (fd);
1027 */
1028#endif
1029
1030// OLDER DISKS will give ridiculously low value for outvalB (so outvalA is returned) :)
1031// NEWER DISKS will give sane value for outvalB (close to outvalA, in other words) :)
1032
[59]1033 outvalC = (outvalA > outvalB) ? outvalA : outvalB;
1034
[1]1035// log_msg (5, "drive = %s, error = %s", drive, strerror (errno));
1036// fatal_error ("GPSOD: Unable to get size of drive");
[59]1037 log_msg(1, "%s --> %ld or %ld --> %ld", drive, outvalA, outvalB,
1038 outvalC);
1039
1040 return (outvalC);
[1]1041}
[59]1042
[1]1043/* The old version */
[59]1044#if 0
1045long get_phys_size_of_drive(char *drive)
[1]1046{
[59]1047 /*@ pointers **************************************************** */
[1]1048#if linux
[59]1049 FILE *fin;
1050 char *p;
1051 char *q;
1052 char *r;
1053 /*@ buffers ***************************************************** */
1054 char *tmp;
1055 char *command;
[1]1056
[59]1057 /*@ long ******************************************************** */
1058 long outL;
1059 long tempLa;
1060 long tempLb;
1061 long tempLc;
[1]1062
1063#endif
1064
[59]1065 struct hd_geometry hdgeo;
1066 int fd;
[1]1067
1068#ifdef __FreeBSD__
[59]1069 off_t o;
[1]1070
[59]1071 if ((fd = open(drive, O_RDONLY)) != -1) {
1072 if (ioctl(fd, DIOCGMEDIASIZE, &o) != -1) {
1073 close(fd);
1074 return (long) (o / (off_t) (1024 * 1024));
1075 }
1076 close(fd);
1077 }
1078 log_msg(4, "drive = %s, error = %s", drive, strerror(errno));
1079 fatal_error("GPSOD: Unable to get size of drive");
[1]1080#else
1081
[59]1082 malloc_string(tmp);
1083 malloc_string(command);
[1]1084
[59]1085 if ((fd = open(drive, O_RDONLY)) != -1) {
1086 if (ioctl(fd, HDIO_GETGEO, &hdgeo) != -1) {
1087 close(fd);
1088 log_msg(2,
1089 "Geometry of drive %s is C:%d, H:%d, S%d, its size is %d MB",
1090 drive, hdgeo.cylinders, hdgeo.heads, hdgeo.sectors,
1091 (hdgeo.cylinders * hdgeo.heads * hdgeo.sectors / 2 /
1092 1024));
1093 if (hdgeo.cylinders && hdgeo.heads && hdgeo.sectors) {
1094 return ((long)
1095 (hdgeo.cylinders * hdgeo.heads * hdgeo.sectors /
1096 2 / 1024));
1097 }
1098 }
1099 close(fd);
1100 }
[1]1101
[59]1102 assert_string_is_neither_NULL_nor_zerolength(drive);
[1]1103
[59]1104 sprintf(command,
1105 "parted2fdisk -l %s | head -n4 | tr -s '\n' '\t' | tr -s ' ' '\t' | cut -f8,14,16",
1106 drive);
1107 strcpy(tmp, call_program_and_get_last_line_of_output(command));
1108 if (tmp[0]) {
1109 p = tmp;
1110 q = strchr(p, ' ');
1111 if (q) {
1112 *(q++) = '\0';
1113 r = strchr(q, ' ');
1114 if (r) {
1115 *(r++) = '\0';
1116 tempLa = atol(p);
1117 tempLb = atol(q);
1118 tempLc = atol(r);
1119 outL = tempLa * tempLb / 1024 * tempLc / 1024;
1120 if (outL > 100) {
1121 paranoid_free(tmp);
1122 paranoid_free(command);
1123 return (outL);
1124 }
1125 }
[1]1126 }
1127 }
1128
[59]1129 /* try to grep for 'Drive xxxx: yyy MB' */
1130 sprintf(command,
1131 "parted2fdisk -l %s | grep MB | tr -s ' ' '\t' | cut -f3",
1132 drive);
1133 strcpy(tmp, call_program_and_get_last_line_of_output(command));
1134 if (atol(tmp) > 0) {
1135 paranoid_free(tmp);
1136 paranoid_free(command);
1137 return (atol(tmp));
1138 }
[1]1139
[59]1140 /* else, do it the old-fashioned way */
1141 p = strrchr(drive, (int) '/');
1142 if (p) {
1143 strcpy(tmp, p + 1);
1144 } else {
1145 paranoid_free(tmp);
1146 paranoid_free(command);
1147 return (-1);
1148 }
1149 sprintf(command, "dmesg | grep %s 2> /dev/null", tmp);
1150 if (!(fin = popen(command, "r"))) {
1151 log_OS_error("Cannot popen dmesg command");
1152 } else {
1153 fgets(tmp, MAX_STR_LEN - 1, fin);
1154 while (!feof(fin) && !strstr(tmp, "GB") && !strstr(tmp, "MB")) {
1155 fgets(tmp, MAX_STR_LEN - 1, fin);
1156 }
1157 if (pclose(fin)) {
1158 log_OS_error("Cannot pclose dmesg fin");
1159 }
1160 }
1161 if (!(p = strstr(tmp, "GB")) && !(p = strstr(tmp, "MB"))) {
1162 log_msg(3, "Cannot find %s's size: dmesg isn't helping either.",
1163 drive);
1164 paranoid_free(tmp);
1165 paranoid_free(command);
1166 return (-1);
1167 }
1168 for (; !isdigit(*(p - 1)); p--);
1169 *p = '\0';
1170 for (p--; isdigit(*(p - 1)); p--);
1171 outL = atol(p);
1172 if (outL <= 0) {
1173 paranoid_free(tmp);
1174 paranoid_free(command);
1175 return (-1);
1176 }
1177 if (strstr(tmp, "GB")) {
1178 outL = outL * 1024;
1179 }
1180 paranoid_free(tmp);
1181 paranoid_free(command);
1182 return (outL * 19 / 20);
[1]1183#endif
1184}
[59]1185#endif /* 0 */
[1]1186
1187
1188
1189
1190
1191/**
1192 * Determine whether @p format is supported by the kernel. Uses /proc/filesystems
1193 * under Linux and @c lsvfs under FreeBSD.
1194 * @param format The format to test.
1195 * @return TRUE if the format is supported, FALSE if not.
1196 */
[59]1197bool is_this_a_valid_disk_format(char *format)
[1]1198{
[59]1199 char *good_formats;
[1]1200 char *command;
1201 char *format_sz;
1202
[59]1203 FILE *pin;
1204 int retval;
1205 malloc_string(good_formats);
1206 malloc_string(command);
1207 malloc_string(format_sz);
[1]1208
[59]1209 assert_string_is_neither_NULL_nor_zerolength(format);
[1]1210
[59]1211 sprintf(format_sz, "%s ", format);
[1]1212
1213#ifdef __FreeBSD__
[59]1214 sprintf(command,
1215 "lsvfs | tr -s '\t' ' ' | grep -v Filesys | grep -v -- -- | cut -d' ' -f1 | tr -s '\n' ' '");
[1]1216#else
[59]1217 sprintf(command,
1218 "cat /proc/filesystems | grep -v nodev | tr -s '\t' ' ' | cut -d' ' -f2 | tr -s '\n' ' '");
[1]1219#endif
1220
[59]1221 pin = popen(command, "r");
1222 if (!pin) {
1223 log_OS_error("Unable to read good formats");
1224 retval = 0;
1225 } else {
1226 strcpy(good_formats, " ");
1227 (void) fgets(good_formats + 1, MAX_STR_LEN, pin);
1228 if (pclose(pin)) {
1229 log_OS_error("Cannot pclose good formats");
1230 }
1231 strip_spaces(good_formats);
1232 strcat(good_formats, " swap lvm raid ntfs 7 "); // " ntfs 7 " -- um, cheating much? :)
1233 if (strstr(good_formats, format_sz)) {
1234 retval = 1;
1235 } else {
1236 retval = 0;
1237 }
1238 }
1239 paranoid_free(good_formats);
1240 paranoid_free(command);
1241 paranoid_free(format_sz);
1242 return (retval);
[1]1243}
1244
1245
1246/** @def SWAPLIST_COMMAND The command to list the swap files/partitions in use. */
1247
1248/**
1249 * Determine whether @p device_raw is currently mounted.
1250 * @param device_raw The device to check.
1251 * @return TRUE if it's mounted, FALSE if not.
1252 */
[59]1253bool is_this_device_mounted(char *device_raw)
[1]1254{
1255
[59]1256 /*@ pointers **************************************************** */
1257 FILE *fin;
[1]1258
[59]1259 /*@ buffers ***************************************************** */
1260 char *incoming;
1261 char *device_with_tab;
1262 char *device_with_space;
1263 char *tmp;
1264 int retval = 0;
1265
[1]1266#ifdef __FreeBSD__
[59]1267#define SWAPLIST_COMMAND "swapinfo"
[1]1268#else
[59]1269#define SWAPLIST_COMMAND "cat /proc/swaps"
[1]1270#endif
1271
[59]1272 /*@ end vars **************************************************** */
[1]1273
[59]1274 malloc_string(incoming);
1275 malloc_string(device_with_tab);
1276 malloc_string(device_with_space);
1277 malloc_string(tmp);
1278 assert(device_raw != NULL);
[1]1279// assert_string_is_neither_NULL_nor_zerolength(device_raw);
[59]1280 if (device_raw[0] != '/' && !strstr(device_raw, ":/")) {
1281 log_msg(1, "%s needs to have a '/' prefixed - I'll do it",
1282 device_raw);
1283 sprintf(tmp, "/%s", device_raw);
1284 } else {
1285 strcpy(tmp, device_raw);
1286 }
1287 log_msg(1, "Is %s mounted?", tmp);
1288 if (!strcmp(tmp, "/proc") || !strcmp(tmp, "proc")) {
1289 log_msg(1,
1290 "I don't know how the heck /proc made it into the mountlist. I'll ignore it.");
1291 return (0);
1292 }
1293 sprintf(device_with_tab, "%s\t", tmp);
1294 sprintf(device_with_space, "%s ", tmp);
[1]1295
[59]1296 if (!(fin = popen("mount", "r"))) {
1297 log_OS_error("Cannot popen 'mount'");
1298 return (FALSE);
[1]1299 }
[59]1300 for (fgets(incoming, MAX_STR_LEN - 1, fin); !feof(fin);
1301 fgets(incoming, MAX_STR_LEN - 1, fin)) {
1302 if (strstr(incoming, device_with_space) //> incoming
1303 || strstr(incoming, device_with_tab)) // > incoming)
1304 {
1305 paranoid_pclose(fin);
1306 retval = 1;
1307 goto end_of_func;
1308 }
1309 }
1310 paranoid_pclose(fin);
1311 sprintf(tmp, "%s | grep -w \"%s\" > /dev/null 2> /dev/null",
1312 SWAPLIST_COMMAND, device_with_space);
1313 log_msg(4, "tmp (command) = '%s'", tmp);
1314 if (!system(tmp)) {
1315 retval = 1;
1316 goto end_of_func;
1317 }
1318 end_of_func:
1319 paranoid_free(incoming);
1320 paranoid_free(device_with_tab);
1321 paranoid_free(device_with_space);
1322 paranoid_free(tmp);
1323 return (retval);
[1]1324}
1325
1326#ifdef __FreeBSD__
1327// CODE IS FREEBSD-SPECIFIC
1328/**
1329 * Create a loopback device for specified @p fname.
1330 * @param fname The file to associate with a device.
1331 * @return /dev entry for the device, or NULL if it couldn't be allocated.
1332 */
[59]1333char *make_vn(char *fname)
[1]1334{
[59]1335 char *device = (char *) malloc(MAX_STR_LEN);
1336 char *mddevice = (char *) malloc(32);
1337 char command[MAX_STR_LEN];
1338 int vndev = 2;
1339 if (atoi
1340 (call_program_and_get_last_line_of_output
1341 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1342 do {
1343 sprintf(mddevice, "vn%ic", vndev++);
1344 sprintf(command, "vnconfig %s %s", mddevice, fname);
1345 if (vndev > 10) {
1346 return NULL;
1347 }
1348 }
1349 while (system(command));
1350 } else {
1351 sprintf(command, "mdconfig -a -t vnode -f %s", fname);
1352 mddevice = call_program_and_get_last_line_of_output(command);
1353 if (!strstr(mddevice, "md")) {
1354 return NULL;
1355 }
1356 }
1357 sprintf(device, "/dev/%s", mddevice);
1358 return device;
[1]1359}
1360
1361
1362
1363// CODE IS FREEBSD-SPECIFIC
1364/**
1365 * Deallocate specified @p dname.
1366 * This should be called when you are done with the device created by make_vn(),
1367 * so the system does not run out of @c vn devices.
1368 * @param dname The device to deallocate.
1369 * @return 0 for success, nonzero for failure.
1370 */
[59]1371int kick_vn(char *dname)
[1]1372{
[59]1373 char command[MAX_STR_LEN];
[1]1374
[59]1375 if (strncmp(dname, "/dev/", 5) == 0) {
1376 dname += 5;
1377 }
[1]1378
[59]1379 if (atoi
1380 (call_program_and_get_last_line_of_output
1381 ("/sbin/sysctl -n kern.osreldate")) < 500000) {
1382 sprintf(command, "vnconfig -d %s", dname);
1383 return system(command);
1384 } else {
1385 sprintf(command, "mdconfig -d -u %s", dname);
1386 return system(command);
1387 }
1388 /*NOTREACHED*/ return 255;
[1]1389}
1390#endif
1391
1392
1393/**
1394 * Mount the CD-ROM at @p mountpoint.
1395 * @param device The device (or file if g_ISO_restore_mode) to mount.
1396 * @param mountpoint The place to mount it.
1397 * @return 0 for success, nonzero for failure.
1398 */
[59]1399int mount_CDROM_here(char *device, char *mountpoint)
[1]1400{
[59]1401 /*@ buffer ****************************************************** */
1402 char *command;
1403 char *dev;
1404 char *options;
1405 int retval;
[1]1406
[59]1407 malloc_string(command);
1408 malloc_string(dev);
1409 malloc_string(options);
1410 assert_string_is_neither_NULL_nor_zerolength(device);
1411 assert_string_is_neither_NULL_nor_zerolength(mountpoint);
[1]1412
[59]1413 make_hole_for_dir(mountpoint);
1414 strcpy(options, "ro");
1415 if (isdigit(device[0])) {
1416 find_cdrom_device(device, FALSE);
1417 } else {
1418 strcpy(dev, device);
1419 }
1420 if (g_ISO_restore_mode) {
[1]1421
1422#ifdef __FreeBSD__
[59]1423 strcpy(dev, make_vn(device));
1424 if (!dev) {
1425 sprintf(command, "Unable to mount ISO (make_vn(%s) failed)",
1426 device);
1427 fatal_error(command);
1428 }
1429 strcpy(device, dev);
[1]1430#else
[59]1431 strcat(options, ",loop");
[1]1432#endif
1433
[59]1434 }
1435 log_msg(4, "(mount_CDROM_here --- device=%s, mountpoint=%s", device,
1436 mountpoint);
1437 /*@ end vars *************************************************** */
[1]1438
1439#ifdef __FreeBSD__
[59]1440 sprintf(command, "mount_cd9660 -r %s %s 2>> %s",
1441 device, mountpoint, MONDO_LOGFILE);
[1]1442
1443#else
[59]1444 sprintf(command, "mount %s -o %s -t iso9660 %s 2>> %s",
1445 device, options, mountpoint, MONDO_LOGFILE);
[1]1446#endif
1447
[59]1448 log_msg(4, command);
1449 if (strncmp(device, "/dev/", 5) == 0) {
1450 retract_CD_tray_and_defeat_autorun();
1451 }
1452 retval = system(command);
1453 log_msg(1, "system(%s) returned %d", command, retval);
[1]1454
[59]1455 paranoid_free(command);
1456 paranoid_free(dev);
1457 paranoid_free(options);
1458 return (retval);
[1]1459}
1460
1461
1462
1463
1464
1465
1466/**
1467 * Ask the user for CD number @p cd_number_i_want.
1468 * Sets g_current_media_number once the correct CD is inserted.
1469 * @param bkpinfo The backup information structure. Fields used:
1470 * - @c bkpinfo->backup_media_type
[20]1471 * - @c bkpinfo->prefix
[1]1472 * - @c bkpinfo->isodir
1473 * - @c bkpinfo->media_device
1474 * - @c bkpinfo->please_dont_eject_when_restoring
1475 * @param cd_number_i_want The CD number to ask for.
1476 */
1477void
[59]1478insist_on_this_cd_number(struct s_bkpinfo *bkpinfo, int cd_number_i_want)
[1]1479{
1480
[59]1481 /*@ int ************************************************************* */
1482 int res = 0;
[1]1483
1484
[59]1485 /*@ buffers ********************************************************* */
1486 char *tmp;
1487 char *request;
[1]1488
[59]1489 assert(bkpinfo != NULL);
1490 assert(cd_number_i_want > 0);
[1]1491
1492// log_msg(3, "Insisting on CD number %d", cd_number_i_want);
1493
[59]1494 if (IS_THIS_A_STREAMING_BACKUP(bkpinfo->backup_media_type)) {
1495 log_msg(3,
1496 "No need to insist_on_this_cd_number when the backup type isn't CD-R(W) or NFS or ISO");
1497 return;
1498 }
1499 malloc_string(tmp);
1500 malloc_string(request);
1501 sprintf(tmp, "mkdir -p " MNT_CDROM);
1502 run_program_and_log_output(tmp, 5);
1503 if (g_ISO_restore_mode || bkpinfo->backup_media_type == iso
1504 || bkpinfo->backup_media_type == nfs) {
1505 log_msg(3, "Remounting CD");
1506 g_ISO_restore_mode = TRUE;
[1]1507// FIXME --- I'm tempted to do something about this...
1508// Why unmount and remount again and again?
[59]1509 if (is_this_device_mounted(MNT_CDROM)) {
1510 run_program_and_log_output("umount " MNT_CDROM, 5);
1511 }
1512 system("mkdir -p /tmp/isodir &> /dev/null");
1513 sprintf(tmp, "%s/%s/%s-%d.iso", bkpinfo->isodir,
1514 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1515 cd_number_i_want);
1516 if (!does_file_exist(tmp)) {
1517 sprintf(tmp, "/tmp/isodir/%s/%s-%d.iso",
1518 bkpinfo->nfs_remote_dir, bkpinfo->prefix,
1519 cd_number_i_want);
1520 if (does_file_exist(tmp)) {
1521 log_msg(1,
1522 "FIXME - hacking bkpinfo->isodir from '%s' to /tmp/isodir",
1523 bkpinfo->isodir);
1524 strcpy(bkpinfo->isodir, "/tmp/isodir");
1525 }
1526 }
1527 log_msg(3, "Mounting %s at %s", tmp, MNT_CDROM);
1528 if (mount_CDROM_here(tmp, MNT_CDROM)) {
1529 fatal_error("Mommy!");
1530 }
1531// g_current_media_number = cd_number_i_want;
1532// return;
[1]1533 }
[59]1534 if ((res = what_number_cd_is_this(bkpinfo)) != cd_number_i_want) {
1535 log_msg(3, "Currently, we hold %d but we want %d", res,
1536 cd_number_i_want);
1537 sprintf(tmp, "Insisting on %s #%d",
1538 media_descriptor_string(bkpinfo->backup_media_type),
1539 cd_number_i_want);
1540 sprintf(request, "Please insert %s #%d and press Enter.",
1541 media_descriptor_string(bkpinfo->backup_media_type),
1542 cd_number_i_want);
1543 log_msg(3, tmp);
1544 while (what_number_cd_is_this(bkpinfo) != cd_number_i_want) {
1545 paranoid_system("sync");
1546 if (is_this_device_mounted(MNT_CDROM)) {
1547 res =
1548 run_program_and_log_output("umount " MNT_CDROM, FALSE);
1549 } else {
1550 res = 0;
1551 }
1552 if (res) {
1553 log_to_screen("WARNING - failed to unmount CD-ROM drive");
1554 }
1555 if (!bkpinfo->please_dont_eject) {
1556 res = eject_device(bkpinfo->media_device);
1557 } else {
1558 res = 0;
1559 }
1560 if (res) {
1561 log_to_screen("WARNING - failed to eject CD-ROM disk");
1562 }
1563 popup_and_OK(request);
1564 if (!bkpinfo->please_dont_eject) {
1565 inject_device(bkpinfo->media_device);
1566 }
1567 paranoid_system("sync");
1568 }
1569 log_msg(1, "Thankyou. Proceeding...");
1570 g_current_media_number = cd_number_i_want;
1571 }
1572 paranoid_free(tmp);
1573 paranoid_free(request);
[1]1574}
1575
1576/* @} - end of deviceGroup */
1577
1578
1579
1580
1581
1582
1583/**
1584 * Ask user for details of backup/restore information.
1585 * Called when @c mondoarchive doesn't get any parameters.
1586 * @param bkpinfo The backup information structure to fill out with the user's data.
1587 * @param archiving_to_media TRUE if archiving, FALSE if restoring.
1588 * @return 0, always.
1589 * @bug No point of `int' return value.
1590 * @ingroup archiveGroup
1591 */
[59]1592int interactively_obtain_media_parameters_from_user(struct s_bkpinfo
1593 *bkpinfo,
1594 bool
1595 archiving_to_media)
[1]1596// archiving_to_media is TRUE if I'm being called by mondoarchive
1597// archiving_to_media is FALSE if I'm being called by mondorestore
1598{
[59]1599 char *tmp;
1600 char *sz_size;
1601 char *command;
1602 char *comment;
[75]1603 char *prompt;
[59]1604 int i;
1605 FILE *fin;
[1]1606
[59]1607 malloc_string(tmp);
1608 malloc_string(sz_size);
1609 malloc_string(command);
1610 malloc_string(comment);
1611 assert(bkpinfo != NULL);
1612 sz_size[0] = '\0';
1613 bkpinfo->nonbootable_backup = FALSE;
[1]1614
1615// Tape, CD, NFS, ...?
[59]1616 srandom(getpid());
1617 bkpinfo->backup_media_type =
1618 (g_restoring_live_from_cd) ? cdr :
1619 which_backup_media_type(bkpinfo->restore_data);
1620 if (bkpinfo->backup_media_type == none) {
1621 log_to_screen("User has chosen not to backup the PC");
1622 finish(1);
1623 }
1624 if (bkpinfo->backup_media_type == tape && bkpinfo->restore_data) {
1625 popup_and_OK("Please remove CD/floppy from drive(s)");
1626 }
1627 log_msg(3, "media type = %s",
1628 bkptype_to_string(bkpinfo->backup_media_type));
1629 if (archiving_to_media) {
1630 sensibly_set_tmpdir_and_scratchdir(bkpinfo);
1631 }
1632 bkpinfo->cdrw_speed = (bkpinfo->backup_media_type == cdstream) ? 2 : 4;
1633 bkpinfo->compression_level =
1634 (bkpinfo->backup_media_type == cdstream) ? 1 : 5;
1635 bkpinfo->use_lzo =
1636 (bkpinfo->backup_media_type == cdstream) ? TRUE : FALSE;
[1]1637
1638/*
1639 if (find_home_of_exe("star") && (!find_home_of_exe("afio") || find_home_of_exe("selinuxenabled")))
1640 {
1641 bkpinfo->use_star = FALSE;
1642 bkpinfo->use_lzo = FALSE;
1643 log_to_screen("Using star, not afio");
1644 if (!find_home_of_exe("afio"))
1645 { log_to_screen("...because afio not found"); }
1646 if (find_home_of_exe("selinuxenabled"))
1647 { log_to_screen("...because SELINUX found"); }
1648 }
1649*/
1650
[59]1651 mvaddstr_and_log_it(2, 0, " ");
[1]1652
1653// Find device's /dev (or SCSI) entry
[59]1654 switch (bkpinfo->backup_media_type) {
1655 case cdr:
1656 case cdrw:
1657 case dvd:
1658 if (archiving_to_media) {
1659 if (ask_me_yes_or_no
1660 ("Is your computer a laptop, or does the CD writer incorporate BurnProof technology?"))
1661 {
1662 bkpinfo->manual_cd_tray = TRUE;
1663 }
1664 if ((bkpinfo->compression_level =
1665 which_compression_level()) == -1) {
1666 log_to_screen("User has chosen not to backup the PC");
1667 finish(1);
1668 }
1669 sprintf(comment, "What speed is your %s (re)writer?",
1670 media_descriptor_string(bkpinfo->backup_media_type));
1671 if (bkpinfo->backup_media_type == dvd) {
1672 find_dvd_device(bkpinfo->media_device, FALSE);
1673 strcpy(tmp, "1");
1674 sprintf(sz_size, "%d", DEFAULT_DVD_DISK_SIZE); // 4.7 salesman's GB = 4.482 real GB = 4582 MB
1675 log_msg(1, "Setting to DVD defaults");
1676 } else {
1677 strcpy(bkpinfo->media_device, VANILLA_SCSI_CDROM);
1678 strcpy(tmp, "4");
1679 strcpy(sz_size, "650");
1680 log_msg(1, "Setting to CD defaults");
1681 }
1682 if (bkpinfo->backup_media_type != dvd) {
1683 if (!popup_and_get_string("Speed", comment, tmp, 4)) {
1684 log_to_screen("User has chosen not to backup the PC");
1685 finish(1);
1686 }
1687 }
1688 bkpinfo->cdrw_speed = atoi(tmp); // if DVD then this shouldn't ever be used anyway :)
1689 sprintf(comment,
1690 "How much data (in Megabytes) will each %s store?",
1691 media_descriptor_string(bkpinfo->backup_media_type));
1692 if (!popup_and_get_string("Size", comment, sz_size, 5)) {
1693 log_to_screen("User has chosen not to backup the PC");
1694 finish(1);
1695 }
1696 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1697 bkpinfo->media_size[i] = atoi(sz_size);
1698 }
1699 if (bkpinfo->media_size[0] <= 0) {
1700 log_to_screen("User has chosen not to backup the PC");
1701 finish(1);
1702 }
1703 }
1704 case cdstream:
1705 if (bkpinfo->disaster_recovery) {
1706 strcpy(bkpinfo->media_device, "/dev/cdrom");
1707 log_msg(2, "CD-ROM device assumed to be at %s",
1708 bkpinfo->media_device);
1709 } else if (bkpinfo->restore_data
1710 || bkpinfo->backup_media_type == dvd) {
1711 if (!bkpinfo->media_device[0]) {
1712 strcpy(bkpinfo->media_device, "/dev/cdrom");
1713 } // just for the heck of it :)
1714 log_msg(1, "bkpinfo->media_device = %s",
1715 bkpinfo->media_device);
1716 if (bkpinfo->backup_media_type == dvd
1717 || find_cdrom_device(bkpinfo->media_device, FALSE)) {
1718 log_msg(1, "bkpinfo->media_device = %s",
1719 bkpinfo->media_device);
1720 sprintf(comment,
1721 "Please specify your %s drive's /dev entry",
1722 media_descriptor_string(bkpinfo->
1723 backup_media_type));
1724 if (!popup_and_get_string
1725 ("Device?", comment, bkpinfo->media_device,
1726 MAX_STR_LEN / 4)) {
1727 log_to_screen("User has chosen not to backup the PC");
1728 finish(1);
1729 }
1730 }
1731 log_msg(2, "%s device found at %s",
1732 media_descriptor_string(bkpinfo->backup_media_type),
1733 bkpinfo->media_device);
1734 } else {
1735 if (find_cdrw_device(bkpinfo->media_device)) {
1736 bkpinfo->media_device[0] = '\0';
1737 }
1738 if (bkpinfo->media_device[0]) {
1739 sprintf(tmp,
1740 "I think I've found your %s burner at SCSI node %s; am I right on the money?",
1741 media_descriptor_string(bkpinfo->
1742 backup_media_type),
1743 bkpinfo->media_device);
1744 if (!ask_me_yes_or_no(tmp)) {
1745 bkpinfo->media_device[0] = '\0';
1746 }
1747 }
1748 if (!bkpinfo->media_device[0]) {
1749 if (g_kernel_version < 2.6) {
1750 i = popup_and_get_string("Device node?",
1751 "What is the SCSI node of your CD (re)writer, please?",
1752 bkpinfo->media_device,
1753 MAX_STR_LEN / 4);
1754 } else {
1755 i = popup_and_get_string("/dev entry?",
1756 "What is the /dev entry of your CD (re)writer, please?",
1757 bkpinfo->media_device,
1758 MAX_STR_LEN / 4);
1759 }
1760 if (!i) {
1761 log_to_screen("User has chosen not to backup the PC");
1762 finish(1);
1763 }
1764 }
1765 }
1766 if (bkpinfo->backup_media_type == cdstream) {
1767 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1768 bkpinfo->media_size[i] = 650;
1769 }
1770 }
1771 break;
1772 case udev:
1773 if (!ask_me_yes_or_no
1774 ("This option is for advanced users only. Are you sure?")) {
1775 log_to_screen("User has chosen not to backup the PC");
1776 finish(1);
1777 }
1778 case tape:
[1]1779
[59]1780 if (find_tape_device_and_size(bkpinfo->media_device, sz_size)) {
1781 log_msg(3, "Ok, using vanilla scsi tape.");
1782 strcpy(bkpinfo->media_device, VANILLA_SCSI_TAPE);
1783 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1784 paranoid_fclose(fin);
1785 } else {
1786 strcpy(bkpinfo->media_device, "/dev/osst0");
1787 }
1788 }
1789 if (bkpinfo->media_device[0]) {
1790 if ((fin = fopen(bkpinfo->media_device, "r"))) {
1791 paranoid_fclose(fin);
1792 } else {
1793 if (does_file_exist("/tmp/mondo-restore.cfg")) {
1794 read_cfg_var("/tmp/mondo-restore.cfg", "media-dev",
1795 bkpinfo->media_device);
1796 }
1797 }
1798 sprintf(tmp,
1799 "I think I've found your tape streamer at %s; am I right on the money?",
1800 bkpinfo->media_device);
1801 }
1802 if (bkpinfo->media_device[0]) {
1803 sprintf(tmp,
1804 "I think I've found your tape streamer at %s; am I right on the money?",
1805 bkpinfo->media_device);
1806 if (!ask_me_yes_or_no(tmp)) {
1807 bkpinfo->media_device[0] = '\0';
1808 }
1809 }
1810 if (!bkpinfo->media_device[0]) {
1811 if (!popup_and_get_string
1812 ("Device name?",
1813 "What is the /dev entry of your tape streamer?",
1814 bkpinfo->media_device, MAX_STR_LEN / 4)) {
1815 log_to_screen("User has chosen not to backup the PC");
1816 finish(1);
1817 }
1818 }
1819 sprintf(tmp, "ls -l %s", bkpinfo->media_device);
1820 if (run_program_and_log_output(tmp, FALSE)) {
1821 log_to_screen("User has not specified a valid /dev entry");
1822 finish(1);
1823 }
1824 log_msg(4, "sz_size = %s", sz_size);
1825 sz_size[0] = '\0';
[1]1826/*
1827 if ((size_sz[0]=='\0' || atol(size_sz)==0) && archiving_to_media)
1828 {
1829 if (!popup_and_get_string("Tape size", "How much COMPRESSED data will one of your tape cartridges hold? (e.g. 4GB for 4 gigabytes)", size_sz, 16))
1830 { log_to_screen("User has chosen not to backup the PC"); finish(1); }
1831 }
1832*/
[59]1833 if (sz_size[0] == '\0') {
1834 bkpinfo->media_size[0] = 0;
1835 } else {
1836 bkpinfo->media_size[0] =
1837 friendly_sizestr_to_sizelong(sz_size) / 2 - 50;
1838 }
1839 log_msg(4, "media_size[0] = %ld", bkpinfo->media_size[0]);
1840 if (bkpinfo->media_size[0] <= 0) {
1841 bkpinfo->media_size[0] = 0;
1842 }
1843 for (i = 1; i <= MAX_NOOF_MEDIA; i++) {
1844 bkpinfo->media_size[i] = bkpinfo->media_size[0];
1845 }
1846 if (archiving_to_media) {
1847 if ((bkpinfo->compression_level =
1848 which_compression_level()) == -1) {
1849 log_to_screen("User has chosen not to backup the PC");
1850 finish(1);
1851 }
1852 }
1853 break;
[1]1854
1855
1856
[59]1857 case nfs:
1858 if (!bkpinfo->nfs_mount[0]) {
1859 strcpy(bkpinfo->nfs_mount,
1860 call_program_and_get_last_line_of_output
1861 ("mount | grep \":\" | cut -d' ' -f1 | head -n1"));
1862 }
[1]1863#ifdef __FreeBSD__
[59]1864 if (TRUE)
[1]1865#else
[59]1866 if (!bkpinfo->disaster_recovery)
[1]1867#endif
[59]1868 {
1869 if (!popup_and_get_string
1870 ("NFS dir.",
1871 "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.)",
1872 bkpinfo->nfs_mount, MAX_STR_LEN / 4)) {
1873 log_to_screen("User has chosen not to backup the PC");
1874 finish(1);
1875 }
1876 if (!bkpinfo->restore_data) {
1877 if ((bkpinfo->compression_level =
1878 which_compression_level()) == -1) {
1879 log_to_screen("User has chosen not to backup the PC");
1880 finish(1);
1881 }
1882 }
[75]1883 // check whether already mounted - we better remove
[89]1884 // surrounding spaces and trailing '/' for this
1885 strip_spaces(bkpinfo->nfs_mount);
[75]1886 if (bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] == '/')
[89]1887 bkpinfo->nfs_mount[strlen(bkpinfo->nfs_mount) - 1] = '\0';
[75]1888 sprintf(command, "mount | grep \"%s \" | cut -d' ' -f3",
[89]1889 bkpinfo->nfs_mount);
[59]1890 strcpy(bkpinfo->isodir,
1891 call_program_and_get_last_line_of_output(command));
1892 }
1893 if (bkpinfo->disaster_recovery) {
1894 system("umount /tmp/isodir 2> /dev/null");
1895 if (!popup_and_get_string
1896 ("NFS share", "Which remote NFS share should I mount?",
1897 bkpinfo->nfs_mount, MAX_STR_LEN)) {
1898 log_to_screen("User has chosen not to backup the PC");
1899 finish(1);
1900 }
1901 }
1902 if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
[89]1903 sprintf(bkpinfo->isodir, "/tmp/isodir.mondo.%d",
1904 (int) (random() % 32768));
1905 sprintf(command, "mkdir -p %s", bkpinfo->isodir);
1906 run_program_and_log_output(command, 5);
1907 sprintf(tmp, "mount %s -t nfs %s", bkpinfo->nfs_mount,
1908 bkpinfo->isodir);
1909 run_program_and_log_output(tmp, 5);
1910 malloc_string(g_selfmounted_isodir);
1911 strcpy(g_selfmounted_isodir, bkpinfo->isodir);
[59]1912 }
1913 if (!is_this_device_mounted(bkpinfo->nfs_mount)) {
1914 popup_and_OK
1915 ("Please mount that partition before you try to backup to or restore from it.");
1916 finish(1);
1917 }
1918 strcpy(tmp, bkpinfo->nfs_remote_dir);
1919 if (!popup_and_get_string
1920 ("Directory", "Which directory within that mountpoint?", tmp,
1921 MAX_STR_LEN)) {
1922 log_to_screen("User has chosen not to backup the PC");
1923 finish(1);
1924 }
1925 strcpy(bkpinfo->nfs_remote_dir, tmp);
[75]1926 // check whether writable - we better remove surrounding spaces for this
[89]1927 strip_spaces(bkpinfo->nfs_remote_dir);
1928 sprintf(command, "echo hi > %s/%s/.dummy.txt", bkpinfo->isodir,
1929 bkpinfo->nfs_remote_dir);
1930 while (run_program_and_log_output(command, FALSE)) {
1931 strcpy(tmp, bkpinfo->nfs_remote_dir);
1932 asprintf(&prompt,
1933 "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.",
1934 bkpinfo->nfs_remote_dir, bkpinfo->isodir);
1935 if (!popup_and_get_string
1936 ("Directory", prompt, tmp, MAX_STR_LEN)) {
1937 log_to_screen("User has chosen not to backup the PC");
1938 finish(1);
1939 }
1940 strcpy(bkpinfo->nfs_remote_dir, tmp);
1941 // check whether writable - we better remove surrounding spaces for this */
1942 strip_spaces(bkpinfo->nfs_remote_dir);
1943 asprintf(&command, "echo hi > %s/%s/.dummy.txt",
1944 bkpinfo->isodir, bkpinfo->nfs_remote_dir);
[75]1945 }
[59]1946 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1947 bkpinfo->media_size[i] = 650;
1948 }
1949 log_msg(3, "Just set nfs_remote_dir to %s",
1950 bkpinfo->nfs_remote_dir);
1951 log_msg(3, "isodir is still %s", bkpinfo->isodir);
1952 break;
[1]1953
[59]1954 case iso:
1955 if (!bkpinfo->disaster_recovery) {
1956 if (!popup_and_get_string
1957 ("Storage dir.",
1958 "Please enter the full path that contains your ISO images. Example: /mnt/raid0_0",
1959 bkpinfo->isodir, MAX_STR_LEN / 4)) {
1960 log_to_screen("User has chosen not to backup the PC");
1961 finish(1);
1962 }
1963 if (archiving_to_media) {
1964 if ((bkpinfo->compression_level =
1965 which_compression_level()) == -1) {
1966 log_to_screen("User has chosen not to backup the PC");
1967 finish(1);
1968 }
1969 if (!popup_and_get_string
1970 ("ISO size.",
[127]1971 "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.",
[59]1972 sz_size, 16)) {
1973 log_to_screen("User has chosen not to backup the PC");
1974 finish(1);
1975 }
1976 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1977 bkpinfo->media_size[i] = atoi(sz_size);
1978 }
1979 if (!popup_and_get_string
1980 ("Prefix.",
1981 "Please enter the prefix that will be prepended to your ISO filename. Example: machine1 to obtain machine1-[1-9]*.iso files",
1982 bkpinfo->prefix, MAX_STR_LEN / 4)) {
1983 log_to_screen("User has chosen not to backup the PC");
1984 finish(1);
1985 }
1986 } else {
1987 for (i = 0; i <= MAX_NOOF_MEDIA; i++) {
1988 bkpinfo->media_size[i] = 650;
1989 }
1990 }
1991 }
1992 break;
1993 default:
1994 fatal_error
1995 ("I, Mojo Jojo, shall defeat those pesky Powerpuff Girls!");
1996 }
1997 if (archiving_to_media) {
[1]1998
1999#ifdef __FreeBSD__
[59]2000 strcpy(bkpinfo->boot_device,
2001 call_program_and_get_last_line_of_output
2002 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/\\([0-9]\\).*/\\1/'"));
[1]2003#else
[59]2004 strcpy(bkpinfo->boot_device,
2005 call_program_and_get_last_line_of_output
2006 ("mount | grep ' / ' | head -1 | cut -d' ' -f1 | sed 's/[0-9].*//'"));
[1]2007#endif
[59]2008 i = which_boot_loader(bkpinfo->boot_device);
2009 if (i == 'U') // unknown
2010 {
[1]2011
2012#ifdef __FreeBSD__
[59]2013 if (!popup_and_get_string
2014 ("Boot device",
2015 "What is your boot device? (e.g. /dev/ad0)",
2016 bkpinfo->boot_device, MAX_STR_LEN / 4)) {
2017 log_to_screen("User has chosen not to backup the PC");
2018 finish(1);
2019 }
2020 i = which_boot_loader(bkpinfo->boot_device);
[1]2021#else
[59]2022 if (!popup_and_get_string
2023 ("Boot device",
2024 "What is your boot device? (e.g. /dev/hda)",
2025 bkpinfo->boot_device, MAX_STR_LEN / 4)) {
2026 log_to_screen("User has chosen not to backup the PC");
2027 finish(1);
2028 }
2029 if (does_string_exist_in_boot_block
2030 (bkpinfo->boot_device, "LILO")) {
2031 i = 'L';
2032 } else
2033 if (does_string_exist_in_boot_block
2034 (bkpinfo->boot_device, "ELILO")) {
2035 i = 'E';
2036 } else
2037 if (does_string_exist_in_boot_block
2038 (bkpinfo->boot_device, "GRUB")) {
2039 i = 'G';
2040 } else {
2041 i = 'U';
2042 }
[1]2043#endif
[59]2044 if (i == 'U') {
2045 if (ask_me_yes_or_no
2046 ("Unidentified boot loader. Shall I restore it byte-for-byte at restore time and hope for the best?"))
2047 {
2048 i = 'R'; // raw
2049 } else {
2050 log_to_screen
2051 ("I cannot find your boot loader. Please run mondoarchive with parameters.");
2052 finish(1);
2053 }
2054 }
[1]2055 }
[59]2056 bkpinfo->boot_loader = i;
2057 strcpy(bkpinfo->include_paths, "/");
2058 if (!popup_and_get_string
2059 ("Backup paths",
2060 "Please enter paths which you want me to backup. The default is '/' (i.e. everything).",
2061 bkpinfo->include_paths, MAX_STR_LEN)) {
2062 log_to_screen("User has chosen not to backup the PC");
2063 finish(1);
[1]2064 }
[59]2065 strcpy(tmp, list_of_NFS_mounts_only());
2066 if (strlen(tmp) > 2) {
2067 if (bkpinfo->exclude_paths[0]) {
2068 strcat(bkpinfo->exclude_paths, " ");
2069 }
2070 strncpy(bkpinfo->exclude_paths, tmp, MAX_STR_LEN);
2071 }
[1]2072// NTFS
[59]2073 strcpy(tmp,
2074 call_program_and_get_last_line_of_output
2075 ("parted2fdisk -l | grep -i ntfs | awk '{ print $1};' | tr -s '\\n' ' ' | awk '{ print $0};'"));
2076 if (strlen(tmp) > 2) {
2077 if (!popup_and_get_string
2078 ("NTFS partitions",
2079 "Please enter/confirm the NTFS partitions you wish to backup as well.",
2080 tmp, MAX_STR_LEN / 4)) {
2081 log_to_screen("User has chosen not to backup the PC");
2082 finish(1);
2083 }
2084 strncpy(bkpinfo->image_devs, tmp, MAX_STR_LEN / 4);
2085 }
[1]2086
2087
[59]2088 if (!popup_and_get_string
2089 ("Exclude paths",
2090 "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.",
2091 bkpinfo->exclude_paths, MAX_STR_LEN)) {
2092 log_to_screen("User has chosen not to backup the PC");
2093 finish(1);
2094 }
2095 bkpinfo->make_cd_use_lilo = FALSE;
2096 bkpinfo->backup_data = TRUE;
2097 bkpinfo->verify_data =
2098 ask_me_yes_or_no
2099 ("Will you want to verify your backups after Mondo has created them?");
[1]2100
2101#ifndef __FreeBSD__
[59]2102 if (!ask_me_yes_or_no
2103 ("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."))
[1]2104#endif
[59]2105 {
2106 strcpy(bkpinfo->kernel_path, "FAILSAFE");
2107 }
[1]2108
[59]2109 if (!ask_me_yes_or_no
2110 ("Are you sure you want to proceed? Hit 'no' to abort.")) {
2111 log_to_screen("User has chosen not to backup the PC");
2112 finish(1);
2113 }
2114 } else {
2115 bkpinfo->restore_data = TRUE; // probably...
2116 }
[1]2117
[59]2118 if (bkpinfo->backup_media_type == iso
2119 || bkpinfo->backup_media_type == nfs) {
2120 g_ISO_restore_mode = TRUE;
2121 }
[1]2122#ifdef __FreeSD__
2123// skip
2124#else
[59]2125 if (bkpinfo->backup_media_type == nfs) {
2126 sprintf(tmp, "mount | grep \"%s\" | cut -d' ' -f3",
2127 bkpinfo->nfs_mount);
[1]2128// strcpy(bkpinfo->isodir, call_program_and_get_last_line_of_output(tmp));
[59]2129 log_msg(3, "I think the NFS mount is mounted at %s",
2130 bkpinfo->isodir);
2131 }
2132 log_it("isodir = %s", bkpinfo->isodir);
2133 log_it("nfs_mount = '%s'", bkpinfo->nfs_mount);
[1]2134#endif
2135
[59]2136 log_it("media device = %s", bkpinfo->media_device);
2137 log_it("media size = %ld", bkpinfo->media_size[1]);
2138 log_it("media type = %s",
2139 bkptype_to_string(bkpinfo->backup_media_type));
2140 log_it("compression = %ld", bkpinfo->compression_level);
2141 log_it("include_paths = '%s'", bkpinfo->include_paths);
2142 log_it("exclude_paths = '%s'", bkpinfo->exclude_paths);
2143 log_it("scratchdir = '%s'", bkpinfo->scratchdir);
2144 log_it("tmpdir = '%s'", bkpinfo->tmpdir);
2145 log_it("boot_device = '%s' (loader=%c)", bkpinfo->boot_device,
2146 bkpinfo->boot_loader);
[87]2147 log_it("prefix = %s", bkpinfo->prefix);
[59]2148 if (bkpinfo->media_size[0] < 0) {
2149 if (archiving_to_media) {
2150 fatal_error("Media size is less than zero.");
2151 } else {
2152 log_msg(2, "Warning - media size is less than zero.");
2153 bkpinfo->media_size[0] = 0;
2154 }
[1]2155 }
[59]2156 paranoid_free(tmp);
2157 paranoid_free(sz_size);
2158 paranoid_free(command);
2159 paranoid_free(comment);
[75]2160 paranoid_free(prompt);
[59]2161 return (0);
[1]2162}
2163
2164
2165
2166
2167/**
2168 * @addtogroup utilityGroup
2169 * @{
2170 */
2171/**
2172 * Get a space-separated list of NFS devices and mounts.
2173 * @return The list created.
2174 * @note The return value points to static data that will be overwritten with each call.
2175 */
2176char *list_of_NFS_devices_and_mounts(void)
2177{
[59]2178 char *exclude_these_devices;
2179 char *exclude_these_directories;
2180 static char result_sz[512];
[1]2181
[59]2182 malloc_string(exclude_these_devices);
2183 malloc_string(exclude_these_directories);
2184 strcpy(exclude_these_directories,
2185 call_program_and_get_last_line_of_output
2186 ("mount -t coda,ncpfs,nfs,smbfs | tr -s '\t' ' ' | cut -d' ' -f3 | tr -s '\n' ' ' | awk '{print $0;}'"));
2187 strcpy(exclude_these_devices,
2188 call_program_and_get_last_line_of_output
2189 ("cat /etc/fstab | tr -s '\t' ' ' | grep -E '( (coda|ncpfs|nfs|smbfs) )' | cut -d' ' -f1 | tr -s '\n' ' ' | awk '{print $0;}'"));
2190 sprintf(result_sz, "%s %s", exclude_these_directories,
2191 exclude_these_devices);
2192 paranoid_free(exclude_these_devices);
2193 paranoid_free(exclude_these_directories);
2194 return (result_sz);
[1]2195}
2196
2197
2198
2199
2200/**
2201 * Get a space-separated list of NFS mounts.
2202 * @return The list created.
2203 * @note The return value points to static data that will be overwritten with each call.
2204 * @bug Even though we only want the mounts, the devices are still checked.
2205 */
2206char *list_of_NFS_mounts_only(void)
2207{
[59]2208 char *exclude_these_devices;
2209 char *exclude_these_directories;
2210 static char result_sz[512];
[1]2211
[59]2212 malloc_string(exclude_these_devices);
2213 malloc_string(exclude_these_directories);
2214 strcpy(exclude_these_directories,
2215 call_program_and_get_last_line_of_output
2216 ("mount -t coda,ncpfs,nfs,smbfs | tr -s '\t' ' ' | cut -d' ' -f3 | tr -s '\n' ' ' | awk '{print $0;}'"));
2217 strcpy(exclude_these_devices,
2218 call_program_and_get_last_line_of_output
2219 ("cat /etc/fstab | tr -s '\t' ' ' | grep -E '( (coda|ncpfs|nfs|smbfs) )' | cut -d' ' -f1 | tr -s '\n' ' ' | awk '{print $0;}'"));
2220 sprintf(result_sz, "%s", exclude_these_directories);
2221 paranoid_free(exclude_these_devices);
2222 paranoid_free(exclude_these_directories);
2223 return (result_sz);
[1]2224}
2225
2226/* @} - end of utilityGroup */
2227
2228
2229
2230
2231
2232/**
2233 * Create a randomly-named FIFO. The format is @p stub "." [random] [random] where
2234 * [random] is a random number between 1 and 32767.
2235 * @param store_name_here Where to store the new filename.
2236 * @param stub A random number will be appended to this to make the FIFO's name.
2237 * @ingroup deviceGroup
2238 */
[59]2239void make_fifo(char *store_name_here, char *stub)
[1]2240{
[59]2241 char *tmp;
[1]2242
[59]2243 malloc_string(tmp);
2244 assert_string_is_neither_NULL_nor_zerolength(stub);
[1]2245
[59]2246 sprintf(store_name_here, "%s%d%d", stub, (int) (random() % 32768),
2247 (int) (random() % 32768));
2248 make_hole_for_file(store_name_here);
2249 mkfifo(store_name_here, S_IRWXU | S_IRWXG);
2250 sprintf(tmp, "chmod 770 %s", store_name_here);
2251 paranoid_system(tmp);
2252 paranoid_free(tmp);
[1]2253}
2254
2255
2256
2257
2258
2259
2260/**
2261 * Set the tmpdir and scratchdir to reside on the partition with the most free space.
2262 * Automatically excludes DOS, NTFS, SMB, and NFS filesystems.
2263 * @param bkpinfo The backup information structure. @c bkpinfo->tmpdir and @c bkpinfo->scratchdir will be set.
2264 * @ingroup utilityGroup
2265 */
2266void sensibly_set_tmpdir_and_scratchdir(struct s_bkpinfo *bkpinfo)
2267{
[59]2268 char *tmp, *command, *sz;
[1]2269
[59]2270 malloc_string(tmp);
2271 malloc_string(command);
2272 malloc_string(sz);
2273 assert(bkpinfo != NULL);
[1]2274
2275#ifdef __FreeBSD__
[59]2276 strcpy(tmp,
2277 call_program_and_get_last_line_of_output
2278 ("df -m -t nonfs,msdosfs,ntfs,smbfs,smb,cifs | tr -s '\t' ' ' | grep -v none | grep -v Filesystem | awk '{printf \"%s %s\\n\", $4, $6;}' | sort -n | tail -n1 | awk '{print $NF;}'"));
[1]2279#else
[59]2280 strcpy(tmp,
2281 call_program_and_get_last_line_of_output
2282 ("df -m -x nfs -x vfat -x ntfs -x smbfs -x smb -x cifs | sed 's/ /devdev/' | tr -s '\t' ' ' | grep -v none | grep -v Filesystem | grep -v /dev/shm | awk '{printf \"%s %s\\n\", $4, $6;}' | sort -n | tail -n1 | awk '{print $NF;}'"));
[1]2283#endif
2284
[59]2285 if (tmp[0] != '/') {
2286 strcpy(sz, tmp);
2287 strcpy(tmp, "/");
2288 strcat(tmp, sz);
2289 }
2290 if (!tmp[0]) {
2291 fatal_error("I couldn't figure out the tempdir!");
2292 }
2293 sprintf(bkpinfo->tmpdir, "%s/tmp.mondo.%d", tmp,
2294 (int) (random() % 32768));
2295 log_it("bkpinfo->tmpdir is being set to %s", bkpinfo->tmpdir);
[1]2296
[59]2297 sprintf(bkpinfo->scratchdir, "%s/mondo.scratch.%d", tmp,
2298 (int) (random() % 32768));
2299 log_it("bkpinfo->scratchdir is being set to %s", bkpinfo->scratchdir);
[1]2300
[59]2301 sprintf(g_erase_tmpdir_and_scratchdir, "rm -Rf %s %s", bkpinfo->tmpdir,
2302 bkpinfo->scratchdir);
2303
2304 sprintf(command, "rm -Rf %s/tmp.mondo.* %s/mondo.scratch.*", tmp, tmp);
2305 paranoid_system(command);
2306 paranoid_free(tmp);
2307 paranoid_free(command);
2308 paranoid_free(sz);
[1]2309}
2310
2311
2312
2313
2314
2315
2316/**
2317 * @addtogroup deviceGroup
2318 * @{
2319 */
2320/**
2321 * If we can read @p dev, set @p output to it.
2322 * If @p dev cannot be read, set @p output to "".
2323 * @param dev The device to check for.
2324 * @param output Set to @p dev if @p dev exists, "" otherwise.
2325 * @return TRUE if @p dev exists, FALSE if it doesn't.
2326 */
[59]2327bool set_dev_to_this_if_rx_OK(char *output, char *dev)
[1]2328{
[59]2329 char *command;
[1]2330
[59]2331 malloc_string(command);
2332 if (!dev || dev[0] == '\0') {
2333 output[0] = '\0';
2334 return (FALSE);
2335 }
[1]2336// assert_string_is_neither_NULL_nor_zerolength(dev);
[59]2337 log_msg(10, "Injecting %s", dev);
2338 inject_device(dev);
2339 if (!does_file_exist(dev)) {
2340 log_msg(10, "%s doesn't exist. Returning FALSE.", dev);
2341 return (FALSE);
2342 }
2343 sprintf(command, "dd bs=%ld count=1 if=%s of=/dev/null &> /dev/null",
2344 512L, dev);
2345 if (!run_program_and_log_output(command, FALSE)
2346 && !run_program_and_log_output(command, FALSE)) {
2347 strcpy(output, dev);
2348 log_msg(4, "Found it - %s", dev);
2349 return (TRUE);
2350 } else {
2351 output[0] = '\0';
2352 log_msg(4, "It's not %s", dev);
2353 return (FALSE);
2354 }
[1]2355}
2356
2357
2358
2359
2360
2361/**
2362 * Find out what number CD is in the drive.
2363 * @param bkpinfo The backup information structure. The @c bkpinfo->media_device field is the only one used.
2364 * @return The current CD number, or -1 if it could not be found.
2365 * @note If the CD is not mounted, it will be mounted
2366 * (and remain mounted after this function returns).
2367 */
2368int what_number_cd_is_this(struct s_bkpinfo *bkpinfo)
2369{
[59]2370 int cd_number = -1;
2371 char *mountdev;
2372 char *tmp;
[1]2373
[59]2374 malloc_string(mountdev);
2375 malloc_string(tmp);
2376 assert(bkpinfo != NULL);
[1]2377// log_it("Asking what_number_cd_is_this");
[59]2378 if (g_ISO_restore_mode) {
2379 sprintf(tmp, "mount | grep iso9660 | awk '{print $3;}'");
[1]2380// log_it("tmp = %s", tmp);
2381
[59]2382 strcpy(mountdev, call_program_and_get_last_line_of_output(tmp));
2383 strcat(mountdev, "/archives/THIS-CD-NUMBER");
[1]2384// log_it("mountdev = %s", mountdev);
[59]2385 cd_number = atoi(last_line_of_file(mountdev));
[1]2386// log_it("cd_number = %d", cd_number);
[59]2387 paranoid_free(mountdev);
2388 paranoid_free(tmp);
2389 return (cd_number);
2390 }
[1]2391
[59]2392 strcpy(mountdev, bkpinfo->media_device);
2393 if (!mountdev[0]) {
2394 log_it
2395 ("(what_number_cd_is_this) Warning - media_device unknown. Finding out...");
2396 find_cdrom_device(bkpinfo->media_device, FALSE);
2397 }
2398 if (!is_this_device_mounted(MNT_CDROM)) {
2399 mount_CDROM_here(mountdev, MNT_CDROM);
2400 }
2401 cd_number =
2402 atoi(last_line_of_file(MNT_CDROM "/archives/THIS-CD-NUMBER"));
[1]2403// log_it("cd_number..later.. = %d", cd_number);
[59]2404 paranoid_free(mountdev);
2405 paranoid_free(tmp);
2406 return (cd_number);
[1]2407}
2408
2409
2410
2411
2412
2413
2414
2415/**
2416 * Find out what device is mounted as root (/).
2417 * @return Root device.
2418 * @note The returned string points to static storage and will be overwritten with every call.
2419 * @bug A bit of a misnomer; it's actually finding out the root device.
2420 * The mountpoint (where it's mounted) will obviously be '/'.
2421 */
[59]2422char *where_is_root_mounted()
[1]2423{
[59]2424 /*@ buffers **************** */
2425 static char tmp[MAX_STR_LEN];
[1]2426
2427
2428#ifdef __FreeBSD__
[59]2429 strcpy(tmp, call_program_and_get_last_line_of_output
2430 ("mount | grep \" on / \" | cut -d' ' -f1"));
[1]2431#else
[59]2432 strcpy(tmp, call_program_and_get_last_line_of_output
2433 ("mount | grep \" on / \" | cut -d' ' -f1 | sed s/[0-9]// | sed s/[0-9]//"));
2434 if (strstr(tmp, "/dev/cciss/")) {
2435 strcpy(tmp, call_program_and_get_last_line_of_output
2436 ("mount | grep \" on / \" | cut -d' ' -f1 | cut -dp -f1"));
2437 }
2438 if (strstr(tmp, "/dev/md")) {
2439 strcpy(tmp,
2440 call_program_and_get_last_line_of_output
2441 ("mount | grep \" on / \" | cut -d' ' -f1"));
2442 }
[1]2443#endif
2444
[59]2445 return (tmp);
[1]2446}
2447
2448
2449/**
2450 * Find out which boot loader is in use.
2451 * @param which_device Device to look for the boot loader on.
2452 * @return 'L' for LILO, 'E'for ELILO, 'G' for GRUB, 'B' or 'D' for FreeBSD boot loaders, or 'U' for Unknown.
2453 * @note Under Linux, all drives are examined, not just @p which_device.
2454 */
2455#ifdef __FreeBSD__
[59]2456char which_boot_loader(char *which_device)
[1]2457{
[59]2458 int count_lilos = 0;
2459 int count_grubs = 0;
2460 int count_boot0s = 0;
2461 int count_dangerouslydedicated = 0;
[1]2462
[59]2463 log_it("looking at drive %s's MBR", which_device);
2464 if (does_string_exist_in_boot_block(which_device, "GRUB")) {
2465 count_grubs++;
2466 }
2467 if (does_string_exist_in_boot_block(which_device, "LILO")) {
2468 count_lilos++;
2469 }
2470 if (does_string_exist_in_boot_block(which_device, "Drive")) {
2471 count_boot0s++;
2472 }
2473 if (does_string_exist_in_first_N_blocks
2474 (which_device, "FreeBSD/i386", 17)) {
2475 count_dangerouslydedicated++;
2476 }
2477 log_it("%d grubs and %d lilos and %d elilos and %d boot0s and %d DD\n",
2478 count_grubs, count_lilos, count_elilos, count_boot0s,
2479 count_dangerouslydedicated);
[1]2480
[59]2481 if (count_grubs && !count_lilos) {
2482 return ('G');
2483 } else if (count_lilos && !count_grubs) {
2484 return ('L');
2485 } else if (count_grubs == 1 && count_lilos == 1) {
2486 log_it("I'll bet you used to use LILO but switched to GRUB...");
2487 return ('G');
2488 } else if (count_boot0s == 1) {
2489 return ('B');
2490 } else if (count_dangerouslydedicated) {
2491 return ('D');
2492 } else {
2493 log_it("Unknown boot loader");
2494 return ('U');
2495 }
[1]2496}
2497
2498#else
2499
[59]2500char which_boot_loader(char *which_device)
[1]2501{
[59]2502 /*@ buffer ***************************************************** */
2503 char *list_drives_cmd;
2504 char *current_drive;
[1]2505
[59]2506 /*@ pointers *************************************************** */
2507 FILE *pdrives;
[1]2508
[59]2509 /*@ int ******************************************************** */
2510 int count_lilos = 0;
2511 int count_grubs = 0;
[1]2512
[59]2513 /*@ end vars *************************************************** */
[1]2514
[59]2515 malloc_string(list_drives_cmd);
2516 malloc_string(current_drive);
[1]2517
2518#ifdef __IA64__
[59]2519 /* No choice for it */
2520 return ('E');
[1]2521#endif
[59]2522 assert(which_device != NULL);
2523 // sprintf (list_drives_cmd,
2524 // "fdisk -l | grep /dev | grep cyl | tr ':' ' ' | cut -d' ' -f2");
[1]2525
[59]2526 sprintf(list_drives_cmd,
2527 // "parted2fdisk
2528 "fdisk -l 2>/dev/null | grep \"/dev/.*:\" | tr -s ':' ' ' | tr -s ' ' '\n' | grep /dev/; echo %s",
2529 where_is_root_mounted());
2530 log_it("list_drives_cmd = %s", list_drives_cmd);
[1]2531
[59]2532 if (!(pdrives = popen(list_drives_cmd, "r"))) {
2533 log_OS_error("Unable to open list of drives");
2534 paranoid_free(list_drives_cmd);
2535 paranoid_free(current_drive);
2536 return ('\0');
[1]2537 }
[59]2538 for (fgets(current_drive, MAX_STR_LEN, pdrives); !feof(pdrives);
2539 fgets(current_drive, MAX_STR_LEN, pdrives)) {
2540 strip_spaces(current_drive);
2541 log_it("looking at drive %s's MBR", current_drive);
2542 if (does_string_exist_in_boot_block(current_drive, "GRUB")) {
2543 count_grubs++;
2544 strcpy(which_device, current_drive);
2545 break;
2546 }
2547 if (does_string_exist_in_boot_block(current_drive, "LILO")) {
2548 count_lilos++;
2549 strcpy(which_device, current_drive);
2550 break;
2551 }
[1]2552 }
[59]2553 if (pclose(pdrives)) {
2554 log_OS_error("Cannot pclose pdrives");
2555 }
2556 log_it("%d grubs and %d lilos\n", count_grubs, count_lilos);
2557 paranoid_free(list_drives_cmd);
2558 paranoid_free(current_drive);
2559 if (count_grubs && !count_lilos) {
2560 return ('G');
2561 } else if (count_lilos && !count_grubs) {
2562 return ('L');
2563 } else if (count_grubs == 1 && count_lilos == 1) {
2564 log_it("I'll bet you used to use LILO but switched to GRUB...");
2565 return ('G');
2566 } else {
2567 log_it("Unknown boot loader");
2568 return ('U');
2569 }
[1]2570}
2571#endif
2572
2573
2574
2575
2576/**
2577 * Write zeroes over the first 16K of @p device.
2578 * @param device The device to zero.
2579 * @return 0 for success, 1 for failure.
2580 */
[59]2581int zero_out_a_device(char *device)
[1]2582{
[59]2583 FILE *fout;
2584 int i;
[1]2585
[59]2586 assert_string_is_neither_NULL_nor_zerolength(device);
[1]2587
[59]2588 log_it("Zeroing drive %s", device);
2589 if (!(fout = fopen(device, "w"))) {
2590 log_OS_error("Unable to open/write to device");
2591 return (1);
2592 }
2593 for (i = 0; i < 16384; i++) {
2594 fputc('\0', fout);
2595 }
2596 paranoid_fclose(fout);
2597 log_it("Device successfully zeroed.");
2598 return (0);
[1]2599}
2600
2601/**
2602 * Return the device pointed to by @p incoming.
2603 * @param incoming The device to resolve symlinks for.
2604 * @return The path to the real device file.
2605 * @note The returned string points to static storage that will be overwritten with each call.
2606 * @bug Won't work with file v4.0; needs to be written in C.
2607 */
[59]2608char *resolve_softlinks_to_get_to_actual_device_file(char *incoming)
[1]2609{
[59]2610 static char output[MAX_STR_LEN];
2611 char *command;
2612 char *curr_fname;
2613 char *scratch;
2614 char *tmp;
2615 char *p;
2616
2617 struct stat statbuf;
2618 command = malloc(1000);
2619 malloc_string(tmp);
2620 malloc_string(scratch);
2621 malloc_string(curr_fname);
2622 if (!does_file_exist(incoming)) {
2623 log_it
2624 ("resolve_softlinks_to_get_to_actual_device_file --- device not found");
2625 strcpy(output, incoming);
2626 } else {
2627 strcpy(curr_fname, incoming);
2628 lstat(curr_fname, &statbuf);
2629 while (S_ISLNK(statbuf.st_mode)) {
2630 log_msg(1, "curr_fname = %s", curr_fname);
2631 sprintf(command, "file %s", curr_fname);
2632 strcpy(tmp, call_program_and_get_last_line_of_output(command));
2633 for (p = tmp + strlen(tmp); p != tmp && *p != '`' && *p != ' ';
2634 p--);
2635 p++;
2636 strcpy(scratch, p);
2637 for (p = scratch; *p != '\0' && *p != '\''; p++);
2638 *p = '\0';
2639 log_msg(0, "curr_fname %s --> '%s' --> %s", curr_fname, tmp,
2640 scratch);
2641 if (scratch[0] == '/') {
2642 strcpy(curr_fname, scratch); // copy whole thing because it's an absolute softlink
2643 } else { // copy over the basename cos it's a relative softlink
2644 p = curr_fname + strlen(curr_fname);
2645 while (p != curr_fname && *p != '/') {
2646 p--;
2647 }
2648 if (*p == '/') {
2649 p++;
2650 }
2651 strcpy(p, scratch);
2652 }
2653 lstat(curr_fname, &statbuf);
2654 }
2655 strcpy(output, curr_fname);
2656 log_it("resolved %s to %s", incoming, output);
[1]2657 }
[59]2658 paranoid_free(command);
2659 paranoid_free(curr_fname);
2660 paranoid_free(tmp);
2661 return (output);
[1]2662}
2663
2664/* @} - end of deviceGroup */
2665
2666
2667/**
2668 * Return the type of partition format (GPT or MBR)
2669 */
2670char *which_partition_format(const char *drive)
2671{
[59]2672 static char output[4];
2673 char *tmp;
2674 char *command;
[86]2675 char *fdisk;
[59]2676
2677 malloc_string(tmp);
2678 malloc_string(command);
[86]2679 malloc_string(fdisk);
[59]2680 log_msg(0, "Looking for partition table format type");
[86]2681// BERLIOS: Do that temporarily: we need to put back parted2fdisk everywhere
2682#ifdef __IA64__
[87]2683 struct stat buf;
2684
[86]2685 sprintf(fdisk, "/usr/local/bin/fdisk");
2686 if (stat(fdisk, &buf) != 0) {
2687#endif
2688 sprintf(fdisk, "/sbin/fdisk");
2689#ifdef __IA64__
2690 }
2691#endif
[89]2692 log_msg(1, "Using %s", fdisk);
[86]2693 sprintf(command, "%s -l %s | grep 'EFI GPT'", fdisk, drive);
[59]2694 strcpy(tmp, call_program_and_get_last_line_of_output(command));
2695 if (strstr(tmp, "GPT") == NULL) {
2696 strcpy(output, "MBR");
2697 } else {
2698 strcpy(output, "GPT");
2699 }
2700 log_msg(0, "Found %s partition table format type", output);
2701 paranoid_free(command);
2702 paranoid_free(tmp);
[86]2703 paranoid_free(fdisk);
[59]2704 return (output);
[1]2705}
2706
2707/* @} - end of deviceGroup */
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